A heat dissipation device according to the present invention comprises: a heat conduction panel on one side; a heat conduction panel on the other side, which is bonded to the one side heat conduction panel and forms a refrigerant flow space that is a space where a refrigerant is filled and phase-changed between the one side heat conduction panel and the other side heat conduction panel; and a sintered body column assembly disposed in the refrigerant flow space, wherein the sintered body column comprises: a plurality of condensation unit sintered body columns disposed at a portion corresponding to the condensation end involved in the condensation of the refrigerant through heat exchange with external air, in the refrigerant flow space; and an evaporation unit sintered body base disposed, in the refrigerant flow space, at the evaporation end that is close to heating elements as the portion excluding the condensation end, and connected to at least one of the plurality of condensation unit sintered body columns, thereby maximizing heat dissipation performance and improving bonding force.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F21V 29/51 - Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
A heat dissipation apparatus according to the present invention comprises: a one-side heat-conducting panel provided as a metal panel member; an other-side heat-conducting panel forming the refrigerant flow space in which a refrigerant is phase-changed and flows between the one-side heat-conducting panel and the other-side heat-conducting panel, and being provided as a metal panel member; and a bonding medium frame body for mediating the bonding of edge ends of the one-side heat-conducting panel and the other-side heat-conducting panel, and thus the present invention maximizes heat dissipation performance and greatly enhances product productivity.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
F28F 21/08 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
A heat dissipation apparatus according to the present invention includes: a one side heat conduction panel provided as a metal panel member; and another side heat conduction panel provided as a metal panel member, wherein bent edge end portions of the one side heat conduction panel and the other side heat conduction panel are surface-bonded to each other to form a refrigerant flow space in which a refrigerant undergoes a phase change and flows, and at least a portion of the bent edge end portion of one of the one side heat conduction panel or the other side heat conduction panel is disposed to at least partially overlap the bent edge end portion of the other side heat conduction panel in the thickness direction of the refrigerant flow space so that the bent edge end portions can be surface-bonded to each other, thereby providing the advantages of maximizing heat dissipation performance and preventing injury to workers during product manufacturing.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
4.
HEAT SINK STRUCTURE AND MANUFACTURING METHOD THEREOF
The present invention relates to a heat sink structure and a manufacturing method thereof, in which a plurality of heat radiation fin parts, which is configured to radiate heat, is fixed to a heat radiation surface of a heat sink main body part by laser welding, such that thicknesses of and intervals between the plurality of heat radiation fin parts may be minimized, heat dissipation performance may be improved, a weight may be greatly reduced, and production lead time and manufacturing costs may be significantly reduced by manufacturing only the heat sink main body part by casting.
The present invention relates to a clamping apparatus for an antenna, and particularly, an upper end of an antenna installation bracket is connected, on at least one point, to an upper support bracket part so as to be steered and rotated by means of a pair of tilting link members, a tilting driving unit, and a steering driving unit, and a lower end of the antenna installation bracket is connected, on at least one point, to a lower support bracket part so as to be steered and rotated, which may stably install an antenna device on a support pole and enable a miniaturization design of a product.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
The present invention relates to a clamping apparatus for an antenna, the clamping apparatus including fixing bracket parts provided at upper and lower sides of a support pole to mediate installation of an antenna device on the support pole, an antenna installation bracket configured to mediate installation of the antenna device at a front side, a steering driving unit connected to the fixing bracket part and configured to operate to steer and rotate the antenna device, and a tilting driving unit having an upper end hingedly connected to the steering driving unit and a lower end hingedly connected to an upper end of a rear surface of the antenna installation bracket by means of a pair of tilting link members, the tilting driving unit being configured to tilt and rotate the antenna device, in which the clamping apparatus may further include a backlash reduction design shape for reducing the occurrence of mechanical backlash noise caused by an eccentric load of the antenna device, thereby suppressing the occurrence of backlash noise.
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
7.
HEAT DISSIPATION DEVICE AND MANUFACTURING METHOD THEREFOR
The present invention relates to a heat dissipation device and a manufacturing method therefor. The heat dissipation device according to the present invention includes a heat conduction panel body having formed therein a refrigerant flow space of a predetermined thickness to dissipate heat through one surface and the other surface thereof, wherein the heat conduction panel body includes a vacuumization unit which is installed with respect to any one of the one surface and the other surface to vertically communicate with the refrigerant flow space and which vacuumizes the refrigerant flow space before or after the refrigerant is filled in the refrigerant flow space. Thus, there are the advantages of preventing a refrigerant leak in the heat dissipation device and improving heat dissipation performance.
The present invention relates to a heat dissipation module, a heat dissipation device including same, an RF filter for an antenna, an antenna device, and a lighting device. The heat dissipation module includes a heat conduction panel body having a refrigerant flow space which is a closed space in which a refrigerant is filled and circulates while undergoing phase-change between gas and liquid to emit heat. The refrigerant flow space includes: a first section which is an evaporation area for receiving heat from a heating element that is a heat dissipation target; and a second section which is a path through which a liquid refrigerant condensed from a gaseous state to a liquid state in the refrigerant flows to the first section by surface tension or gravity. The heating element is coupled to the outside of the heat conduction panel body corresponding to the first section in any one of a fitting method and a bonding method.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
H01Q 1/02 - Arrangements for de-icingArrangements for drying-out
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
9.
CONDENSING PANEL ASSEMBLY AND HEAT DISSIPATION DEVICE INCLUDING SAME
The present invention relates to a condensing panel assembly and a heat dissipation device including same, and, particularly, comprises: an evaporation panel assembly which has a storage unit for storing a refrigerant capable of phase-changing according to temperature, and of which at least a part of the lower surface is in surface thermal contact with heating surfaces of heating elements; and a plurality of condensing panel assemblies which are coupled to the evaporation panel assembly so as to allow communication with the storage unit, and which emit heat transferred from the heating elements through heat exchange with the outside air (outdoor air), wherein each of the plurality of condensing panel assemblies include: a one-side heat conduction panel sheet-metal processed through press-molding as a metal panel member having at least a predetermined thermal conductivity; and an other-side heat conduction panel sheet-metal processed through press-molding as the same metal panel member as the one-side heat conduction panel, and thus the heat dissipation performance of the heat dissipation device is maximized.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
10.
SMALL CELL BASE STATION ANTENNA APPARATUS AND CONNECTOR FOR SAME
Disclosed herein are a small cell base station antenna apparatus and a connector for same. The small cell base station antenna apparatus comprises: a radio Unit (RU); at least one antenna module installed to be tiltable and steerable with respect to the a radio unit; and multifunction link configured to mediate the installation of each antenna module to the radio unit, wherein the multifunction link comprises: a center body; a first fixture connected between one end of the center body and the antenna module; and a second fixture connected between the other end of the center body and the radio unit, and wherein the first fixture and the second fixture are coupled via a ball joint to enable the antenna module to be installed to perform tilting rotation and steering rotation motions with respect to the radio unit.
A filter structure is disclosed. According to an embodiment of the present disclosure, provided is a filter structure comprising: a housing: a ground member disposed inside the housing and having one side coming in contact with the housing; a wall member extending from the inner surface of the housing to be in contact with the ground member; a plurality of resonators disposed inside the housing and disposed on straight lines extending in the radial direction from the ground member; an input port connected to one of the plurality of resonators; and an output port connected to another one of the plurality of resonators, wherein the plurality of resonators are arranged apart from each other, and one side of at least one of the plurality of resonators is connected to the ground member.
A filter device is disclosed. According to one embodiment of the present disclosure, the provided filter device comprises: a housing; a ground member, which is disposed inside the housing and has a lower surface in contact with the housing; a wall member extending from the inner surface of the housing so as to be in contact with the ground member; a plurality of resonators disposed inside the housing, and disposed on straight lines extending in the radial direction from the ground member; an input port connected to one from among the plurality of resonators; and an output port connected to one from among the plurality of resonators, wherein the plurality of resonators are disposed to be spaced apart from each other, and one side of one or more from among the plurality of resonators is connected to the ground member.
Disclosed is a filter for a communication device. According to an embodiment of the present disclosure, provided is a filter for a communication device, comprising: a housing including a cavity for frequency filtering; and at least one connector that inputs an electrical signal to the cavity or outputs the electrical signal input to the cavity to the outside of the cavity and that is disposed integrally with the filter housing, wherein the filter housing is formed by folding at least a portion of a main plate composed of a conductive plate.
An antenna device is disclosed. According to one embodiment of the present disclosure, the provided antenna device comprises: one or more antenna boards which extend in the longitudinal direction, and which are formed such that each thereof has one or more circuit patterns; a dielectric formed such that a contact position for the one or more circuit patterns can be changed at the top of each of the one or more antenna boards; a connector protruding at the bottom of each of the one or more antenna boards from one surface thereof; and an antenna filter detachably coupled to the connector.
H01Q 3/34 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means
H01Q 21/08 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a rectilinear path
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
The present invention relates to a heat dissipation apparatus for an electronic device, the heat dissipation apparatus comprising: a heat dissipation housing having an inner space and open at the front; various types of heating elements that are arranged in a plurality of regions in the up-down direction on an inner surface corresponding to the inner space of the heat dissipation housing; and a plurality of heat sink fins that are arranged lengthwise in the up-down vertical direction on the back surface of the heat dissipation housing and detachably coupled so as to be spaced at certain intervals in the left-right horizontal direction. The plurality of heat sink fins are arranged so as to be discontinuous in the up-down direction near the boundaries of the plurality of regions, and thus provide the advantage of significantly improving heat dissipation performance.
According to an embodiment of the present disclosure, provided is a radiation element structure arranged on a reflective plate, comprising: a radiation unit including a dielectric portion made from plastic material and first to fourth radiation arms arranged in a four-sided symmetrical structure on one surface of the dielectric portion; and a plurality of balun units, including a balun body connecting the reflective plate and the radiation unit, a feed line disposed on the upper surface of the balun body to feed the radiation unit, and a ground disposed on the lower surface of the balun body.
H01Q 1/50 - Structural association of antennas with earthing switches, lead-in devices or lightning protectors
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
17.
APPARATUS AND METHOD FOR CONTROLLING DIRECTION OF ELECTRONIC DEVICE
An apparatus for controlling the direction of an electronic device, according to the present invention, comprises: a motor for adjusting a rotation angle of the electronic device; a sensor for detecting the current rotation angle of the electronic device; and a control unit for rotating the electronic device from the current rotation angle to a target rotation angle by operating the motor when the target rotation angle of the electronic device is input, and thus the electronic device is automatically rotated at the target rotation angle when a worker inputs the target rotation angle of the electronic device into a controller.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
G01B 11/26 - Measuring arrangements characterised by the use of optical techniques for measuring angles or tapersMeasuring arrangements characterised by the use of optical techniques for testing the alignment of axes
G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
Disclosed is a support for a wireless communication apparatus. According to one embodiment disclosed herein, a support for a wireless communication apparatus is used to fix the wireless communication apparatus to a support pole, the support comprising: a fixing part having one end fixed to the support pole; a body part connected to the other end of the fixing part and including a rotating part which rotates by means of a motor; a bracket part that is connected to the rotating part, rotates around the rotating part, and is connected to the wireless communication apparatus; and an elastic member for absorbing impacts, wherein the rotating part includes an accommodation groove formed on one side thereof, the bracket part includes a protrusion part formed on one side thereof, the protrusion part is disposed inside the accommodation groove and has a shape corresponding to the accommodation groove, and the elastic member is disposed between the accommodation groove and the protrusion part.
The present invention relates to a full analog phase shifter, and more particularly, comprises: a variable switch panel comprising a first conductive pattern terminal and a second conductive pattern terminal; and a pattern PCB on which a plurality of array antenna elements are arranged and a transmission line at which the first conductive pattern terminal and the second conductive pattern terminal come into contact is pattern-printed, wherein, assuming that two variable switch panels are disposed in the vertical direction, the two variable switch panels are provided as a slider type that slides in the vertical direction so that, due to a phase shift caused by the contact between the first conductive pattern terminal and the second conductive pattern terminal and the transmission line, phases of the plurality of array antenna elements are linearly distributed on a same reference phase plane, thereby providing the advantage of easily implementing a mirror symmetry structure having a linear phase distribution only by a phase shift in an RF stage without phase conversion in a digital stage.
H01Q 3/36 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters
H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
20.
CLAMPING APPARATUS FOR ELECTRONIC DEVICE, AND ANTENNA APPARATUS AND LIGHTING APPARATUS INCLUDING SAME
The present invention relates to a clamping apparatus for an electronic device and an antenna apparatus and a lighting apparatus including same, the clamping apparatus for an electronic device comprising: a guide housing forming and providing a predetermined installation space; a steering unit including a steering housing provided to be capable of left and right steering rotation with respect to the guide housing; and a tilting unit provided to be capable of back and forth tilting rotation with respect to the steering unit, having a tilting bracket unit for installing an electronic device, and forming and providing a predetermined installation space therein, wherein a steering driving unit for driving the steering unit is disposed hidden in the installation space in the guide housing, and a tilting driving unit for driving the tilting unit is disposed hidden in the installation space in the steering housing.
The present invention relates to an antenna apparatus. In particular, the antenna apparatus comprises: a front heat dissipation housing in which at least two antenna arrangement portions are continuously arranged in a horizontal direction (H-direction), the at least two antenna arrangement portions having the at least one radiation element arranged on the front surface thereof; and a rear heat dissipation housing having a front end to which the front heat dissipation housing is coupled, and a plurality of rear heat dissipation pins for discharging predetermined heat in the rearward direction, wherein the front heat dissipation housing is integrally provided with a plurality of front heat dissipation pins for discharging predetermined heat in the forward direction, and some of the plurality of front heat dissipation pins are provided in the form of at least one partition wall that divides between the at least two antenna arrangement portions in the H-direction, thus providing the advantages of improving or maintaining XPD and isolation characteristics and maintaining heat dissipation performance.
A low-pass filter device is disclosed. Provided according to an embodiment of the present disclosure is a low-pass filter device comprising: a first port disposed at one side in the longitudinal direction; a second port disposed at the other side in the longitudinal direction; a plurality of metal members arranged between the first port and the second port to be spaced part from each other; a plurality of connection members arranged between the respective metal members; a first dielectric tube arranged to surround at least one of the plurality of metal members; a metal pipe arranged to surround the first dielectric tube; and a second dielectric tube arranged to surround the metal pipe and the metal members not surrounded by the first dielectric tube among the plurality of metal members.
A signal transmission device is disclosed. According to one embodiment of the present disclosure, the provided signal transmission device comprises: a shielding structure having an upper surface of which at least one portion is open, and including an accommodation space therein; a cover which includes a first through-hole, and which is coupled to the opened portion of the upper surface; a first dielectric member which is arranged inside the accommodation space and which has a second through-hole formed at the center thereof; a signal transmission line passing through the outer part of the first dielectric member and having a third through-hole formed at one side thereof; a first connector arranged to pass through the first through-hole and the third through-hole; and a first elastic member arranged between the signal transmission line and the first connector so as to be in contact with the signal transmission line and the first connector.
The present invention relates to an antenna apparatus. In particular, the antenna apparatus comprises: a radiating element module including a plurality of antenna sub-arrays electrically connected to the front of an RF filter and arranged to implement antenna beamforming by building a predetermined number of RF chains; and a phase shifter which shifts a phase value by changing the length ratio of a physical transmission line to the plurality of antenna sub-arrays to a predetermined ratio, wherein each RF chain of the radiating element module is implemented such that the antenna sub-array is connected to one output terminal of two output terminals branching off from an input terminal of each RF chain and an additional antenna sub-array corresponding to the antenna sub-array is further arranged to be connected to the other output terminal. Accordingly, a beam with a narrow beam width and a high antenna gain may be radiated, thus providing advantages in production cost and process.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
The present invention relates to a small cell base station antenna apparatus, and more particularly, comprises: a radio unit (RU); one or more antenna modules installed on the radio unit so as to be capable of tilting and steering operations; and a multi-function link for mediating the installation of the one or more respective antenna modules on the radio unit, wherein the multi-function link includes male connectors that electrically connect female connectors included in the antenna modules and the radio unit, thus providing the benefits of improving the workability of indoor installation and facilitating the construction of a small cell base station.
Disclosed is a phase converting apparatus. According to an embodiment of the present disclosure, provided is a phase converting apparatus comprising: at least one base panel extending in a longitudinal direction; at least one wall panel extending in a direction parallel to the height direction perpendicular to the at least one base panel, from at least one lateral side part in a transverse direction of each of the at least one base panel; at least one support body fixed to one surface of each of the at least one base panel; at least one feed line supported by the at least one support so as to be spaced apart from one surface of each of the at least one base panel in the height direction; and at least one dielectric configured to be movable in a direction parallel to the longitudinal direction, wherein at least a portion of each of the at least one dielectric is disposed between each of the at least one wall panel and each of the at least one feeding line.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
The present invention relates to an antenna board assembly and an antenna apparatus including same. In particular, the antenna apparatus comprises an antenna board assembly including: a reflecting panel which is provided to reflect forward antenna beams radiated from a plurality of array antenna elements provided in front; a rear panel which is stacked and coupled to the rear surface of the reflecting panel and composed of a non-conductive material; and a front panel which is stacked and coupled to the front surface of the reflecting panel and composed of a non-conductive material, wherein the rear panel and the front panel are formed as a single body through dual injection molding so as to be stacked and coupled with respect to the reflecting panel. Therefore, the present invention provides the advantage of making it possible to improve system performance through the reduction of insertion loss.
The present invention relates to an antenna radiating element and, particularly, to an antenna radiating element comprising: a base panel which is stacked on and coupled to the front surface of a reflecting panel to be parallel thereto; and one or more dipoles which are formed to be bent and extend from the base panel in different directions, and radiate different polarized beams, whereby antenna gain can be improved and the weight of products can be reduced.
According to one embodiment of the present disclosure, an antenna device comprising: a plate; a first dielectric plate coupled to one surface of the plate; a plurality of radiation elements arranged along a first direction on the first dielectric plate; and a plurality of first feed lines configured to supply power to the plurality of radiation elements and having an air-strip line structure, wherein the first dielectric plate includes a first groove penetrating upper and lower surfaces of the first dielectric plate and configured to allow the first feed line to float therein, and the first feed line is configured to float in the first groove.
Provided is an antenna apparatus in which antenna internal components related to a power cable and a signal cable connected to the outside of a conventional antenna are installed separately from the antenna, thus cooling efficiency is improved, the signal cable and the power cable can be neatly arranged on a support pole, and when the components related to the signal cable and the power cable are repaired, repairs can be easily carried out without separating the antenna. To this end, the antenna apparatus according to the present invention comprises: an antenna; an rotation tilt system for installing the antenna so as to be spaced apart, in the forward direction, from the support pole by a predetermined distance; and photoelectric composite unit which is disposed on the rotation tilt system, transmits and receives signals to/from the antenna, and supplies power.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
A phase shifter is disclosed. Provided, according to one embodiment of the present disclosure, is a phase shifter comprising: at least one base portion configured to extend in a longitudinal direction and have a first circuit pattern formed on one surface thereof; a pair of ground walls extending in a direction parallel to a height direction perpendicular to the at least one base portion from both transverse sides of each of the at least one base portion; a pair of pattern walls arranged to protrude in a direction parallel to the height direction from one surface of each of the at least one base portion, wherein a second circuit pattern electrically connected to the first circuit pattern is formed on at least one surface of each of the pair of pattern walls; and a pair of dielectrics configured to be movable in a direction parallel to the longitudinal direction, wherein at least a portion of each of the pair of dielectrics is disposed between each of the pair of ground walls and each of the pair of pattern walls.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
F16H 19/04 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising a rack
32.
FULL ANALOG PHASE SHIFTER AND ANTENNA APPARATUS INCLUDING SAME
The present invention relates to a full analog phase shifter and an antenna apparatus including same, and more particularly, comprises: a variable switch panel including a first conductive pattern terminal and a second conductive pattern terminal; and an antenna element substrate on which a plurality of array antenna elements are arranged and a transmission line being in contact with the first conductive pattern terminal and the second conductive pattern terminal is pattern-printed, wherein, due to a phase shift caused by contact points of the transmission line with respect to the first conductive pattern terminal and the second conductive pattern terminal, phases of the plurality of antenna elements are linearly array distributed on a same reference phase plane, thereby providing an advantage of easily implementing a mirror symmetry structure having a linear phase distribution only by a phase shift in an RF stage without phase conversion in a digital stage.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
33.
HEAT DISSIPATION DEVICE, HEAT DISSIPATION MODULE, AND ANTENNA DEVICE COMPRISING SAME
The present invention relates to a heat dissipation device, a heat dissipation module, and an antenna device comprising same, the heat dissipation device comprising heat accommodation parts for collecting heat generated from heating elements, and heat dissipation parts for subjecting the heat collected from the heating elements to heat-exchange with the outside air. One or more heat accommodation parts are combined by means of a heat collection part and are attached to a housing main body provided with the heating elements, wherein the heat collection part comprises: a heat transfer body attachment having a plurality of fixing slits into which a portion of one or more the heat accommodation parts are inserted; and a shielding cover coupled to the heat transfer body attachment to create a defined refrigerant space therein, and to seal the refrigerant space.
The present invention relates to a filter for a communication device, and in particular comprises a notch-forming portion extending in a predetermined direction from one resonance element among a base portion, a resonance leg portion, or a resonance plate to enable multi-pass coupling, wherein at least the resonance element is manufactured by pressing and folding a single base material plate and then fixed to a filter housing, thus making it possible to reduce the complexity of the filter and implement various filter functions.
Provided is an antenna device capable of ensuring an installation space for components related to an antenna and eliminating a dead zone of a signal transmitted or received by the antenna by tilting an antenna unit. To this end, the antenna device according to the present invention includes a pole, an antenna unit, a lower link unit configured to couple a lower portion of the antenna unit to the pole so that the lower portion of the antenna unit is rotatable in an upward/downward direction, and a tilt drive unit configured to couple an upper portion of the antenna unit to the pole and tilt the upper portion of the antenna unit by rotating the upper portion of the antenna unit about a rotation center of the lower link unit, in which the tilt drive unit includes a tilt motor, a worm gear configured to be rotated by driving power of the tilt motor, a first tilt arm coupled to the antenna unit, a second tilt arm coupled to the pole, a first worm wheel configured to rotate the first tilt arm by being rotated by a rotation of the worm gear, and a second worm wheel configured to rotate the second tilt arm by being rotated by a rotation of the worm gear.
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
H01Q 9/34 - Mast, tower, or like self-supporting or stay-supported antennas
Provided is an antenna device that can facilitate smooth operation of a rotation driving unit due a simplified structure and consequent reduction in weight. To this end, the antenna device according to the present invention comprises: an antenna unit; a support mounting unit that attaches to a support; and a rotation driving unit that attaches to the support mounting unit to allow rotating in the horizontal direction, and when rotated so, that rotates the antenna unit in the horizontal direction, wherein the support mounting unit is provided with an internal gear and the rotation driving unit is provided with an external gear, the external gear engaging with the internal gear when the rotation driving unit is in operation to rotate and move along the inner circumferential surface of the internal gear, thus rotating the rotation driving unit in the horizontal direction.
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
The present invention relates to an antenna device. The antenna device comprises a plurality of low-band elements that emit operating frequencies in a first frequency band and a plurality of mid-band elements that emit operating frequencies that are higher than the operating frequencies of the first frequency band. From among the plurality of mid-band elements, the mid-band elements that encounter interference in the emission-direction with the low-band elements are positioned so as to pass through the center of the low-band elements, thereby allowing antenna gain to be easily obtained.
H01Q 9/28 - Conical, cylindrical, cage, strip, gauze or like elements having an extended radiating surface Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
The present invention relates to a cavity filter. The cavity filter includes: an RF signal connecting portion spaced apart, by a predetermined distance, from an outer member having an electrode pad provided on a surface thereof; and a terminal portion configured to electrically connect the electrode pad of the outer member and the RF signal connecting portion so as to absorb assembly tolerance existing at the predetermined distance and to prevent disconnection of the electric flow between the electrode pad and the RF signal connecting portion, wherein the terminal portion is divided into a first side terminal contacted with the electrode pad and a second side terminal connected to the RF signal connecting portion, absorbs the assembly tolerance existing in a terminal insertion port, in which the terminal portion is provided, through an elastic member provided between the first side terminal and the second side terminal, and prevents disconnection of an electric flow, thereby preventing degradation in performance of an antenna device.
The present invention relates to a phase shifter for an antenna device. Particularly, the phase shifter comprises: a dielectric panel for phase adjustment (hereinafter, briefly referred to as a "phase dielectric") movably disposed at a bifurcation point of a transmission line spaced apart from one surface of a reflecting panel; a dielectric panel for impedance matching (hereinafter, briefly referred to as "impedance dielectric") fixedly disposed parallel to one side of the phase dielectric; and a moving clamp for moving the phase dielectric, wherein the phase dielectric has a stepped impedance matching step formed on a surface facing the reflecting panel so as to form an air layer, thereby providing the advantage of preventing the exterior of the transmission line from being complicated.
H01Q 3/32 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by mechanical means
H01Q 1/42 - Housings not intimately mechanically associated with radiating elements, e.g. radome
F16H 19/04 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising a rack
F16B 2/02 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
The present invention relate to an antenna apparatus, and more particularly, to an antenna apparatus including an antenna housing part formed in a form of an enclosure opened at a front side thereof, a board assembly disposed to be tightly attached to an internal space defined by the antenna housing part, and a plurality of antenna RF modules arranged on a front surface of the board assembly, in which the antenna housing part is divided into at least three components, and the components are manufactured and then coupled to one another to prevent distortion caused by thermal stress between upper and lower ends due to a difference in heat generation amount between heating elements mounted on the board assembly, thereby preventing the antenna housing part from being distorted by thermal stress caused by imbalance of heat generated from the heating elements, and solving a PIMD problem by preventing an unintended movement and clearance of the internal antenna RF modules.
The present invention relates to a heat-dissipation device, a heat-dissipation module, and an antenna apparatus including same. The heat-dissipation device comprises: a heat-receiving portion which captures heat generated from heating substances; and a heat-discharging portion which carries out heat exchange by diffusing the heat captured by the heat-receiving portion, and of which at least the front end extends to a heat-exchange region on the outside of a housing body provided with the heating substances, so as to partially occupy the heat-exchange region. Thus, an active heat-exchange can occur in the heat-exchange region, and expansive design of the heat-dissipation surface area can be facilitated, to thereby provide the advantage of improving heat-dissipating performance.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
42.
HEATING ELEMENT COOLING STRUCTURE AND METHOD FOR MANUFACTURING SAME
According to at least one aspect, the present disclosure provides A method for manufacturing a heating element cooling structure, the method comprising: manufacturing an upper plate, which includes a plurality of column units, by using a press mold method; manufacturing a lower plate by using the press mold method; forming a wick unit at one or more of an inner surface of the upper plate and an inner surface of the lower plate by using a laser; and bonding the upper plate and the lower plate to each other.
F28D 15/04 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes with tubes having a capillary structure
43.
RF MODULE AND ANTENNA APPARATUS INCLUDING THE SAME
The present invention relates to an RF module for an antenna, and an antenna apparatus comprising same. In particular, the RF module comprises: a unit RF filter body arranged on the front surface of a main board; a radiating element unit disposed on the front surface of the unit RF filter body; and a reflector panel which is formed to be wider than the area of the vertical cross-section of the unit RF filter body while forming the front surface of the unit RF filter body, and grounds (GND) the radiating element unit, wherein a plurality of cavities opened outward to the left and right are respectively formed on the left and right sides of the unit RF filter body, each cavity comprises a left filter unit and a right filter unit which have a built-in resonator so as to perform different frequency filtering, and the left filter unit and the right filter unit are electrically connected to the radiating element unit by passing through the reflector panel. Accordingly, an advantage of ameliorating the overall PIM problem is provided.
The present invention relates to an RF module for an antenna and an antenna apparatus including same and, specifically, includes: multiple RF filter parts including a filter body elongated in the vertical direction; and multiple emission element parts detachably fixed to be electrically connected to front ends of the multiple RF filter parts, respectively, wherein the multiple RF filter parts include the filter body including a left filter part and a right filter part provided in a space form at one side portion and the other side portion in the width direction, respectively, and a common resonance part disposed at each far end of at least two multi-bands provided in a right cavity and the left filter part of the filter body, so as to allow for easy installation and replacement and provide an advantage of improving the overall communication efficiency of the antenna device.
The present invention relates to an RF module for an antenna, and an antenna apparatus including same, and, particularly, comprises: a plurality of RF filter units including a filter body elongated in the vertical direction; a plurality of radiation element units which are longer than the plurality of RF filter units, and which are attachably/detachably fixed so as to be electrically connected to each front end of the plurality of RF filter units; and radio interference barrier walls (isolation side walls) each coupled to one of two end portions in the width direction of the plurality of radiation element units, and partitioned minimize radio interference with adjacent radiation element units, and thus simple installation and replacement is possible and the overall communication efficiency of the antenna apparatus can be improved.
The present invention relates to a clamping apparatus for an antenna device, the clamping apparatus including an antenna mounting bracket coupled to a rear surface of an antenna device and configured to support the antenna device, a steering drive unit coupled to be rotatable in a horizontal direction relative to a support pole mounting bracket installed on a support pole, a tilting drive unit movably coupled to the steering drive unit, and at least one tilting link member configured to rotate the tilting drive unit relative to the steering drive unit and move the antenna mounting bracket relative to the tilting drive unit during tilting and steering operations, thereby providing an advantage of ensuring a maximum of tilting adjustment range of the antenna device.
The present invention relates to an active heat dissipation apparatus comprising: a heat conduction panel body, which is made of a thermally conductive material and comprises a heat conduction panel on one side and a heat conduction panel on the other side that respectively constitute one side and the other side of a thickness portion, forming a refrigerant flow space of a predetermined thickness in which a refrigerant is filled and flows; a plurality of joints arranged on each of the heat conduction panel on one side and the heat conduction panel on the other side to join the heat conduction panels in the refrigerant flow space; and an absorber disposed in the refrigerant flow space to absorb a liquid refrigerant among the refrigerant, wherein the plurality of joints are interconnected by penetrating the absorber in a thickness direction, thereby providing the advantage of significantly improving heat dissipation performance.
The present disclosure relates to an active heat dissipation apparatus and a method of manufacturing the same, and the active heat dissipation apparatus includes a thermal conduction panel body having a refrigerant flow space configured to provide a space in which gas-liquid circulation is performed so that a refrigerant dissipates heat while changing phases in a closed space having an interior filled with the refrigerant, in which the refrigerant flow space includes a first refrigerant flow path that is a vaporization zone in which the thermal conduction panel body is supplied with heat from a heat generation element that is a heat dissipation target, and a second refrigerant flow path configured to serve as a route through which a liquid refrigerant in the refrigerant, which is condensed into a liquid state from a gaseous state, flows toward the first refrigerant flow path by surface tension or gravity.
The present invention relates to a clamping apparatus for an antenna device and, particularly, to a clamping apparatus comprising: two or more clamping block bodies tightly combined to occupy a part of the outer surface of a support pole having a horizontal cross section in various shapes; and a clamping band coupled so as to pass through the two or more clamping block bodies, the clamping band coupling by fastening the two or more clamping block bodies to the outer surface of the support pole, wherein each of the two or more clamping block bodies has a detachable clamping gear plate having gear teeth which come in close contact with the outer surface of the support pole, thereby providing the advantage of enhancing general use with respect to replacement installation.
F16B 2/08 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using bands
F16M 13/02 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
51.
QUADRUPLE POLARIZATION ANTENNA APPARATUS AND ANTENNA ARRAY
A quadruple polarization antenna apparatus comprising: first dual-polarization antenna element; a second dual-polarization antenna element disposed below the first dual-polarization antenna element so that at least a portion overlaps the first dual-polarization antenna element; and a connecting part configured to connect the first dual-polarization antenna element and the second dual-polarization antenna element.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
Provided is an antenna device which secures sufficient rigidity while reducing the weight of a tilt drive unit configured to tilt an antenna unit, thereby facilitating the operation of the tilt drive unit. To this end, the antenna device according to the present invention comprises: an antenna unit; and a tilt drive unit including multiple tilt members for tilting the antenna unit at the time of rotation and multiple joint bars which rotatably couple opposite end portions of each of the multiple tilt members, the tilt drive unit coupling the antenna unit to a support, wherein the multiple joint bars are formed in a hollow pipe shape.
H01Q 3/06 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
H01Q 1/08 - Means for collapsing antennas or parts thereof
A quadri-polarization diversity antenna system is disclosed.
A quadri-polarization diversity antenna system is disclosed.
According to embodiments of the present disclosure, an antenna system includes an antenna array including a first column of dual-polarized antenna units and a second column of dual-polarized antenna units. Each of the dual-polarized antenna units includes a first antenna element and a second antenna element perpendicularly crossing each other. In each column, the first antenna elements are conductively connected to form a first subarray and the second antenna elements are conductively connected to form a second subarray. The antenna system further includes an RF matrix that selectively adjusts phases of RF input signals to generate RF output signals provided to the subarrays. When the RF output signals are radiated by the dual-polarized antenna units, a first beam with +/−45° polarizations and a second beam with 0°/90° polarizations are formed, and the first beam and the second beam are formed toward spatially different directions from each other.
H01Q 3/38 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase by electrical means with variable phase-shifters the phase-shifters being digital
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
The present invention relates to an antenna device comprising: a first antenna patch panel for radiating an operating frequency wave of a first frequency band; and at least one second antenna patch panel for radiating an operating frequency wave larger than that of the first frequency band, wherein: the first antenna patch panel has a frequency selection transmission pattern unit for transmitting a beam (hereinafter, referred to as a "middle beam") of the operating frequency wave radiated from the second antenna patch panel; and the frequency selection transmission pattern unit is provided as a pattern form having conductivity at the site of the first antenna patch panel, of which all or at least a part overlaps with the radiation direction of the middle beam of the second antenna patch panel, so that enlargement of product size can be prevented and signal quality can be improved.
A quadri-polarization diversity antenna system is disclosed.
A quadri-polarization diversity antenna system is disclosed.
According to embodiments of the present disclosure, an antenna system includes an antenna array including columns of first dual-polarized antenna units arranged on a first plane of an antenna panel and columns of second dual-polarized antenna units arranged on a second plane of the antenna panel. The first plane and the second plane form an obtuse angle with each other. The columns of the first dual-polarized antenna units are used to form a first beam with +/−45 ° polarizations, and the columns of the second dual-polarized antenna units are used to form a second beam with 0°/90° polarizations.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
56.
ASSISTANT ELASTIC PART FOR SIGNAL CONNECTION AND SUBSTRATE ASSEMBLY INCLUDING SAME
The present invention relates to an assistant elastic part for signal connection and a substrate assembly including same. Particularly, the substrate assembly comprising a first substrate member and a second substrate member stacked on the first substrate member so that one surface thereof is in surface-contact with the first substrate member comprises an elastic pressing part which applies elastic force to the second substrate member to maintain electrical connection between the surfaces of the first substrate member and the second substrate member facing each other, wherein the elastic pressing part includes an elastic rib provided to press the second substrate member by the intrinsic elastic force of its material, thereby not only reducing manufacturing costs of a product, but also providing the advantage of maintaining RF characteristics with only low-cost components.
H05K 3/32 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
H01R 13/15 - Pins, blades or sockets having separate spring member for producing or increasing contact pressure
H05K 1/14 - Structural association of two or more printed circuits
57.
ACTIVE HEAT DISSIPATION APPARATUS AND MANUFACTURING METHOD OF SAME
The present invention relates to an active heat dissipation apparatus and a manufacturing method of same. In particular, the present invention comprises a heat-conducting panel body having a refrigerant flow space in which a refrigerant is filled and flows therein by means of bending or joining of at least one metal panel member, wherein the refrigerant flow space includes a first refrigerant flow path that is disposed vertically in the direction of gravity or inclined at the top and bottom with respect to the direction of gravity, stores the refrigerant such that within the refrigerant, the water surface of a liquid refrigerant is located at a region proximate to the bottom from among the top and bottom, and forms an evaporation region for changing the refrigerant from a liquid phase to a gas phase, thereby providing the advantage of significantly improving heat dissipation performance.
The present invention relates to an active heat dissipation apparatus comprising a thermal conductive panel body including, therein, a refrigerant flow space in which a refrigerant is filled and flows, wherein the refrigerant flow space includes: a first refrigerant flow path forming an evaporation region in which the refrigerant is changed from a liquid phase to a gas phase; and a plurality of second refrigerant flow paths, which are provided in a condensation region formed in an area not that of the first refrigerant flow path and guide the flow of the liquid refrigerant to the evaporation region, and the second refrigerant flow paths have respectively-independent flow paths of the liquid refrigerant formed by means of a plurality of strength reinforcement parts provided in a straight line form of protruding in the refrigerant flow space such that surfaces facing each other are in surface contact, and being inclined toward the first refrigerant flow path, and thus heat dissipation performance can be dramatically improved.
The present invention relates to an active heat dissipation apparatus and a manufacturing method therefor, the apparatus comprising a heat-conducting panel body that has a refrigerant flow space filled with a refrigerant flowing therein, wherein the refrigerant flow space comprises: a first refrigerant passage that forms an evaporation area in which a refrigerant transitions from a liquid phase to a gaseous phase; and a plurality of second refrigerant passages which are provided in a condensation area arranged in an area other than that of the first refrigerant passage, so as to induce the liquid refrigerant, which has transitioned from a gaseous phase to a liquid phase by exchanging heat with air outside the heat-conducting panel body, to flow into the evaporation area, wherein the plurality of second refrigerant passages each have at least one end thereof connected to the evaporation area or to the first refrigerant passage in the evaporation area, while having the one end arranged at a lower position than the other end thereof in the direction of gravity.
The present invention relates to a multi-input and multi-output antenna apparatus. In particular, the multi-input and multi-output antenna apparatus comprises: a main board stacked such that the back surface thereof is in close contact with the inner surface of a heat dissipating housing; a sub board stacked in close contact with the front or back surface of the main board; a first heat generating element mounted only on the main board among the main board and the sub board, the first heat generating element being mounted and disposed only on the back surface of the main board on which the plurality of heat dissipating fins provided on the outer surface of the heat dissipating housing are provided; and a second heat generating element mounted only on the sub board among the main board and the sub board, the second heat generating element being mounted and disposed only on the back surface of the sub board on which the plurality of heat dissipating fins provided on the outer surface of the heat dissipating housing are provided. Accordingly, the present invention provides the advantage of preventing an increase in product manufacturing costs through automation and simplification of the product manufacturing process.
The present invention relates to an active heat dissipation apparatus and a manufacturing method of same, which specifically include a heat conduction panel body having a refrigerant flow space in which a refrigerant is charged, wherein the refrigerant flow space includes: a first refrigerant flow path for receiving heat, through the heat conduction panel body, from a heating element which is to be subject to heat dissipation; and a plurality of second refrigerant flow paths which are connected to the first refrigerant flow path and uniformly supply a liquid portion of the refrigerant which has condensed from a gas phase to a liquid phase to the first refrigerant flow path side, so as to provide an advantage of significantly improving heat dissipation performance.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
H01Q 1/02 - Arrangements for de-icingArrangements for drying-out
The present invention relates to an active heat dissipation apparatus including a heat conduction panel body having a refrigerant flow space in which a refrigerant is charged and flows, wherein: the refrigerant flow space includes a first refrigerant flow path which is located close to a press-fit portion provided on a rear surface portion of a heat dissipation housing body which is to be subject to heat dissipation and forms an evaporation area for changing the refrigerant from a liquid phase to a gas phase, and a plurality of second refrigerant flow paths which are provided in a condensation area formed in a portion other than the first refrigerant flow path and guide the flow of a liquid refrigerant to the evaporation area; and the second refrigerant flow paths form each independent flow path of the liquid refrigerant by means of a plurality of strength reinforcement parts which include surfaces protruding into the refrigerant flow space to be in contact with each other and are provided in a straight line inclined toward the first refrigerant flow path.
The present invention relates to an active heat dissipation apparatus including a heat conduction panel body having a refrigerant flow space in which a refrigerant is charged and flows, wherein the refrigerant flow space includes: a press-fit end portion located close to a press-fit portion provided on a rear surface portion of a heat dissipation housing body which is to be subject to heat dissipation; a first refrigerant flow path having the upper end and the lower end coupled to the press-fit portion in the direction of gravity or inclined with respect to the direction of gravity so as to form an evaporation area for converting the refrigerant from a liquid phase to a gas phase; and a plurality of strength reinforcement parts which are formed in a condensation area other than the first refrigerant flow path and disposed spaced apart in a predetermined pattern to guide the flow of the liquid refrigerant condensed in the condensation area.
The present invention relates to an active heat dissipation apparatus and a method for manufacturing same, the active heat dissipation apparatus comprising a heat conduction panel body having a refrigerant flow space in which a refrigerant is filled and flows, wherein the refrigerant flow space includes: a first refrigerant flow path which forms an evaporation area in which the refrigerant changes from a liquid phase to a gas phase; a plurality of second refrigerant flow paths which are provided in a condensation area formed in a portion other than the first refrigerant flow path and guides the flow of liquid refrigerant having undergone a phase change from a gas phase to a liquid phase through heat exchange with air outside the heat conduction panel body, to the evaporation area; and a plurality of strength reinforcing portions formed in the condensation area to reinforce the rigidity of the heat conduction panel body itself which constitutes one side surface and the other side surface of the refrigerant flow space, wherein the plurality of strength reinforcing portions are press-processed to at least have a thickness smaller than the minimum thickness inside the refrigerant flow space formed by the plurality of second refrigerant flow paths.
The present invention relates to an active heat dissipation apparatus and a manufacturing method of same, which include a heat conduction panel body including a refrigerant flow space in which a refrigerant is charged and flows, wherein the refrigerant flow space includes: a first refrigerant flow path which is located close to a press-fit portion provided on a rear surface portion of a heat dissipation housing body which is to be subject to heat dissipation and defines an evaporation area for changing the refrigerant from a liquid phase to a gas phase; and an absorbent body which is disposed inside the first refrigerant flow path and causes at least a liquid portion of the refrigerant to be raised above an absorption point by using capillary force or absorption force, so as to provide an advantage of significantly improving heat dissipation performance.
The present invention relates to an active heat dissipation device and a method for manufacturing same. The active heat dissipation device according to the present invention comprises: a heat conduction panel body having therein a refrigerant flow space of a predetermined thickness; and a refrigerant filled in the refrigerant flow space of the heat conduction panel body, wherein the heat conduction panel body is made of a metal material capable of transferring heat from the outside to the inside, which is the refrigerant flow space, and the refrigerant is composed of water that enables a phase change from a liquid state to a gas state or from a gas state to a liquid state due to the thermal conductivity of the heat conduction panel body itself, thereby providing the advantage of greatly improving heat dissipation performance.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
H01Q 1/02 - Arrangements for de-icingArrangements for drying-out
The present invention relates to an active heat dissipation apparatus which includes a heat conduction panel body including a refrigerant flow space which is defined by bending or joining of at least one metal panel member and in which a refrigerant is charged and flows, wherein the refrigerant flow space includes: a first refrigerant flow path which is located close to a press-fit portion provided on a rear surface portion of a heat dissipation housing body which is to be subject to heat dissipation and defines an evaporation area for changing the refrigerant from a liquid phase to a gas phase; and a plurality of strength reinforcement parts which are formed in a condensation area excluding the evaporation area of the first refrigerant flow path and reinforce the strength of the heat conduction panel body forming one lateral surface and the other lateral surface of the refrigerant flow space, so as to provide an advantage of significantly improving heat dissipation performance.
The present disclosure relates to an antenna apparatus for a base station and an adapter thereof and particularly comprises: an antenna module vertically installed to be spaced forward from a support pole by a predetermined distance so as to have a distancing space therebetween; an RRH installed on the antenna module to be positioned in the distancing space, wherein one of the upper end and the lower end thereof is hinge-coupled to the antenna module and the other of the upper end and the lower end thereof is attached to or detached from a part of the antenna module to enable electrical signal connection or disconnection while being rotated around the hinge; and an adapter for mediating the electrical signal connection and disconnection between the antenna module and the RRH. Therefore, the present disclosure provides advantages of reducing installation time and installation costs.
The present invention relates to a waveguide filter having an enhanced property of a specific passband through cross coupling using a resonator, and can set cross coupling in a limited space by providing a notch post, simplify the complexity of a filter by allowing the properties or strength of the cross coupling to be changed according to the position or form thereof, and implement various filter performances.
Disclosed herein are a vapor chamber and a method of producing the same. The vapor chamber includes a chamber body plate having one surface placed in close contact with a heating surface of a heating element and the other surface that is open, and having a refrigerant filling space filled with a refrigerant therein and defined to have a predetermined thickness, a chamber cover plate bonded to shield the other open surface of the chamber body plate, and a wick formed in the refrigerant filling space, which is a space between the chamber body plate and the chamber cover plate, and having at least multiple pores through which the refrigerant filled in the refrigerant filling space flows. The wick has the multiple pores formed through an electroless Ni plating process with aluminum powder filled in the refrigerant filling space, providing an advantage of simple manufacturing and excellent heat conduction performance.
F28D 15/04 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes with tubes having a capillary structure
C23C 18/16 - Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coatingContact plating by reduction or substitution, i.e. electroless plating
C23C 18/18 - Pretreatment of the material to be coated
C23C 18/32 - Coating with one of iron, cobalt or nickelCoating with mixtures of phosphorus or boron with one of these metals
C23C 28/02 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and only coatings of metallic material
C25D 3/38 - ElectroplatingBaths therefor from solutions of copper
F28D 15/02 - Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls in which the medium condenses and evaporates, e.g. heat-pipes
F28D 21/00 - Heat-exchange apparatus not covered by any of the groups
The present invention relates to an antenna apparatus for a base station and, specifically, to an antenna apparatus comprising: a repeater; an antenna module installed to be tiltable and steerable with respect to the front surface of the repeater; and an antenna clamping unit for mediating the installation of the antenna module with respect to the repeater, wherein the antenna clamping unit is provided to conceal a wire cable which electrically connects the repeater and the antenna module, thereby preventing deterioration of aesthetics of an installation place and maximizing space utilization.
H01Q 1/42 - Housings not intimately mechanically associated with radiating elements, e.g. radome
H01Q 1/24 - SupportsMounting means by structural association with other equipment or articles with receiving set
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
A wireless communication apparatus is disclosed. According to at least one embodiment of the present disclosure, a wireless communication apparatus including a main case; a random disposed on a front surface of the main case and forming an accommodation space therein; a heat dissipation portion disposed at a rear surface of the random; an upper screen disposed in contact with a rear end of an upper surface of the main case and having a plurality of first through holes formed therein; and a cover portion disposed on a rear surface of the main case, configured to be opened and closed, and having a plurality of second through holes formed therein.
The present invention relates to an antenna apparatus, comprising: an antenna housing part including a front housing that is particularly made of a thermally conductive material and formed in the shape of an enclosure having an open rear portion, and a rear housing cover that shields the open rear portion of the front housing and forms a predetermined installation space therein; a main board and a PSU board which are stacked in an installation space of the antenna housing part in such a manner that predetermined heating elements are mounted on the front surface of the main board and the PSU board, and the front surfaces of the predetermined heating elements are in the thermal contact with the front inner surface of the installation space of the antenna housing part; and a plurality of filters arranged to form a predetermined layer in the installation space between the rear surfaces of the main board and the PSU board and the rear housing cover, thereby providing an advantage of reducing space restrictions on a wall to be installed.
H01Q 1/02 - Arrangements for de-icingArrangements for drying-out
F21S 8/00 - Lighting devices intended for fixed installation
F21V 17/12 - Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
The present invention relates to a clamping apparatus for an antenna, the clamping apparatus including a rotation unit configured to rotate an antenna in a horizontal direction, a tilting unit configured to rotate the antenna in a vertical direction, and a rotation/vibration prevention unit configured to adjust a direction of the antenna by rotating at least one of the rotation unit and the tilting unit and prevent the antenna from arbitrarily rotating after the direction of the antenna is adjusted, in which the rotation/vibration prevention unit includes a rotation motor, a worm gear configured to be rotated by the rotation motor, a shaft configured to define at least one rotation center, and a worm wheel gear installed on an outer peripheral surface of the shaft and configured to rotate at least one of the rotation unit and the tilting unit while being rotated by the worm gear, thereby easily adjusting the direction of the antenna by controlling the rotation motor and preventing the antenna with the adjusted direction from arbitrarily rotating.
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
F16M 11/10 - Means for attachment of apparatusMeans allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
F16M 11/18 - Heads with mechanism for moving the apparatus relatively to the stand
F16M 11/20 - Undercarriages with or without wheels
F16M 13/02 - Other supports for positioning apparatus or articlesMeans for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
H01Q 1/00 - Details of, or arrangements associated with, antennas
F16F 15/073 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means with metal springs using only leaf springs
75.
METHOD FOR FORMING WICK PART FOR VAPOR-CHAMBER AND METHOD FOR MANUFACTURIG VAPOR CHAMBER
Provided are a method for forming a wick part for a vapor chamber and a method for manufacturing the vapor chamber. The method for forming the wick part for the vapor chamber includes a base material preparation step for preparing a base material of a chamber body in which a refrigerant is accommodated, a laser installation step for setting a laser emitter on one side of the base material prepared in the base material preparation step, and a wick part processing step for processing a wick part having a predetermined size into a predetermined engraved pattern by means of a predetermined emitted laser beam by using the laser emitter installed in the laser installation step, thereby providing the advantage of being able to improve the product productivity of the vapor chamber.
A clamping apparatus is provided. The clamping apparatus includes: an arm unit configured to be coupled to a support pole and has a mounting space formed in a tip portion thereof; and a rotation unit comprising a rotating block which is configured to be inserted into the mounting space of the arm unit and tilting unit installing stages provided at an opposite side of the rotating block, wherein the rotating block is configured to be detachably mounted in the mounting space of the arm unit and rotatable about a hinge point in the mounting space at a predetermined angle in a left-right direction. The rotating block comprises a mounting guide unit having an upper surface and a lower surface, and the mounting guide unit comprises a guide tube provided on the lower surface and configured to protrude from the lower surface to penetrate a hinge hole provided on a lower surface of the mounting space of the arm unit at a corresponding location of the hinge point.
[Abstract] Disclosed are an RF connector and a communication device comprising same. According to an embodiment of the present disclosure, a communication device is provided, the communication device comprising: an instrument box comprising a substrate mounting surface and a connection groove that is formed on the substrate mounting surface; a plurality of printed circuit boards arranged on the substrate mounting surface; a connector that is arranged in the connection groove and electrically connects the plurality of printed circuit boards; and a gasket arranged to cover at least part of the connector.
H01R 13/6584 - Shield structure with resilient means for engaging mating connector with separate conductive resilient members between mating shield members formed by conductive elastomeric members, e.g. flat gaskets or O-rings
H01R 13/24 - Contacts for co-operating by abutting resilientContacts for co-operating by abutting resiliently mounted
A vibration damping apparatus for an antenna device is disclosed. According to one embodiment of the present disclosure, the provided vibration damping apparatus comprises: a first fixing member having a predetermined thickness, and having at least a portion recessed to form a first recessed area; a second fixing member, which has a predetermined thickness, can be coupled to the first fixing member, and has at least a portion recessed to form a second recessed area; and at least one elastic member disposed between the first fixing member and the second fixing member.
The present invention relates to a multi-functional support pole assembly. In particular, the present invention provides the advantage of improving operational reliability as well as preventing deterioration of urban area appearance, by comprising: a pole body provided in a hollow form and having a plurality of antenna mounting grooves formed through cutting so as to be spaced apart at a predetermined angle in a circumferential direction such that a plurality of antenna devices can be installed in the circumferential direction; and ventilation panels which are attached to remaining portions of the antenna mounting grooves not occupied by the plurality of antenna devices, and have a plurality of ventilation holes for introducing external air into the interior of the pole body.
The present disclosure relates to a phase shifter and a communication device including the same, and particularly, to a phase shifter including a base panel; a fixed substrate which is laminated and fixed on one side or another side on the base panel and has a plurality of circuit patterns printed on the top surface thereof; and a phase shift switching part provided with a plurality of movable substrates including movable strip terminal which are in contact with the plurality of circuit patterns of the fixed substrate, wherein the phase shift switching part is configured to reciprocate the plurality of movable substrates within a predetermined distance in a horizontal direction on the base panel to change the positions of contact points of the movable substrates with respect to the circuit patterns, wherein the phase shift switching part moves the plurality of movable substrates while elastically supporting the plurality of movable substrates toward the circuit patterns, thereby providing an advantage of maximizing the space utilization.
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
H01Q 3/30 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture varying the phase
81.
DUAL POLARIZATION ANTENNA AND DUAL POLARIZATION ANTENNA ASSEMBLY COMPRISING SAME
A dual polarization antenna is disclosed in at least one embodiment of the present disclosure, including a base substrate, a power feeding unit supported on the base substrate, and a radiating plate supported on the power feeding unit, the power feeding unit includes a first feeding substrate and a second feeding substrate arranged to cross each other on the base substrate, the first feeding substrate includes a first feed line configured to supply a first reference phase signal to a first point on the radiating plate and to supply a first reverse phase signal having a reverse phase relative to the first reference phase signal, to a second point on the radiating plate, the second feeding substrate includes a second feed line configured to supply a second reference phase signal to a third point on the radiating plate and to supply a second reverse phase signal having a reverse phase relative to the second reference phase signal, to a fourth point on the radiating plate, and wherein the first feeding substrate and the first feed line as well as the second feeding substrate and the second feed line are integrally molded by means of multi-component injection molding.
H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
The present invention relates to a mounting apparatus for an antenna device and, specifically, comprises: a horizontal mounting panel coupled to the bottom surface of an antenna device; and an antenna installation unit on which the horizontal mounting panel is coupled and in which a hollow cable installation space is provided, wherein the antenna device enable left-right steering adjustment and up-down tilting adjustment by means of the horizontal mounting panel, and thus installation convenience and regulatory standards can be satisfied.
E04D 13/00 - Special arrangements or devices in connection with roof coveringsRoof drainage
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
The present invention relates to a mounting apparatus for an antenna device and, specifically, comprises: a horizontal mounting panel coupled to the bottom surface of an antenna device; and an antenna installation unit on which the horizontal mounting panel is coupled and in which a hollow cable installation space is provided, wherein the antenna device enable left-right steering adjustment and up-down tilting adjustment by means of the horizontal mounting panel, and thus installation convenience and regulatory standards can be satisfied.
H01Q 3/02 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
84.
DUAL POLARIZATION ANTENNA AND DUAL POLARIZATION ANTENNA ASSEMBLY COMPRISING SAME
A dual polarization antenna is disclosed in at least one embodiment of the present disclosure, including a base substrate, a power feeding unit supported on the base substrate, and a radiating plate supported on the power feeding unit, wherein the first feeding substrate includes a first insulating substrate supported on the base substrate, and a first feed line attached to the first insulating substrate and configured to supply a first reference phase signal to a first point on the radiating plate and to supply to a second point on the radiating plate, a first reverse phase signal having a reverse phase relative to the first reference phase signal, and wherein the second feeding substrate includes a second insulating substrate supported on the base substrate, and a second feed line attached to the first insulating substrate and configured to supply a second reference phase signal to a third point on the radiating plate and to supply to a fourth point on the radiating plate, a second reverse phase signal having a reverse phase relative to the second reference phase signal.
The present invention relates to a mounting apparatus for an antenna device on a rooftop corner. In particular, the mounting apparatus is installed on a railing on a corner side of a rooftop, and includes: a floor support part which is disposed on the inner bottom surface of the railing of the roof top and has a part that extends upward in parallel to the railing; a pair of railing support parts extending horizontally from the upper portion of the floor support part toward the railing; and a mounting part which is coupled to the upper portion of the floor support part and has a top end on which an antenna device is mounted. Therefore, the present invention provides installation convenience and enables legal regulations to be met.
The present invention relates to a support pole assembly for mounting an antenna and, particularly, to a support pole assembly for mounting an antenna, comprising: a support pole which is formed in a hollow structure and has an antenna device mounting hole formed at the circumferential surface thereof; an antenna device which is mounted to the support pole while passing through and covering the antenna device mounting hole and the rear portion of which is placed in the inner space of the support pole. Accordingly, the present invention provides an advantage in that the protrusion amount of the antenna device with respect to the support pole is reduced and thus the space required for mounting the antenna device can be reduced.
A wireless communication device support assembly is disclosed, including a support pole comprising a hollow interior, a first frame having a polygonal shape disposed on top of the support pole, a plurality of wireless communication devices disposed inside the first frame, at least one or more rotational advertising apparatuses controllably elevated in a direction parallel to a longitudinal direction of the support pole, a drive unit configured to elevate or lower the rotational advertising apparatus, and a plurality of lift ropes having first ends connected with tops of the rotational advertising apparatuses and second ends connected with the drive unit.
G09F 11/02 - Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles
G09F 23/00 - Advertising on or in specific articles, e.g. ashtrays, letter-boxes
The present invention relates to a filter for a communication device, and in particular, can simplify the complexity of the filter and achieve the performance of various filters due to comprising a notch forming unit that restricts a filtering frequency area by forming prescribed notches at the left end and right end of a passband, wherein the notches are disposed closer than the separation distance between adjacent resonance elements at a portion in which magnetic field coupling between the resonance elements is dominant or a portion in which electrical field coupling between the resonance elements is dominant among at least three adjacent resonance elements sequentially selected along the longitudinal direction of a cavity for multipath coupling.
The present invention relates to a clamping apparatus for an antenna device, and particularly, to a clamping apparatus including a rotation unit configured to rotate an antenna device in a horizontal direction, a tilting unit configured to rotate the antenna device in a vertical direction, and a connection arm configured to install at least one of the rotation unit and the tilting unit on a support pole so that the support pole is not positioned on a horizontal rotation path and a vertical rotation path of the antenna device, thereby reducing an installation space for an antenna device with respect to the support pole.
H01Q 3/04 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
90.
MOUNTING APPARATUS FOR ANTENNA DEVICE ON SUPPORT POLE
The present invention relates to a mounting apparatus for an antenna device on a support pole. Particularly, the apparatus comprises: a support clamp installed on a support pole; and a directivity adjustment part comprising a tilting means and a steering means, the tilting means, for two or more antenna devices coupled via the support clamp so as to be spaced apart in the vertical direction, tilting the two or more antenna devices at the same time or at different times in the front/rear direction via a left/right tilting axis, and the steering means steer-rotating the two or more antenna devices in the left/right direction with respect to a vertical axis, wherein, of the directivity adjustment part, the tilting means is provided so that tilt-rotation is manually adjusted by a worker or is automatically adjusted by a power supply, and thus the advantages of not only reducing costs but also easily adjusting the directivity of the antenna devices are provided.
F16B 2/06 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
H01Q 3/08 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
The present invention relates to a phase shifter and an antenna device comprising same. In particular, the present invention provides the advantage of preventing physical interference between antenna elements between adjacent columns and enabling slim manufacturing of products, by comprising: a front feed strip line which is branched and electrically connected so as to enable dual polarized beam output to a plurality of radiating element modules disposed on the front of an antenna board assembly forming a plurality of antenna sub-arrays and additional antenna sub-arrays; a fixed substrate unit which is disposed on the front of the antenna board assembly, has a variable contact pattern that connects branch points of the front feed strip line and changes a physical transmission length to a first polarization side and a second polarization side of the radiating element modules; and a movable substrate unit which has a conductive terminal pattern that moves and makes contact with the variable contact pattern of the fixed substrate unit.
H01Q 3/26 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elementsArrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the distribution of energy across a radiating aperture
H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
H01Q 13/08 - Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
The present disclosure relates to an electronic device, and more specifically, to an electronic device including a printed circuit board including a heat-generating element arranged on one surface thereof, and a heat transfer coin provided such that one surface of the heat transfer coin comes into contact with a portion of the other surface of the printed circuit board, opposite to the heat-generating element, so as to dissipate heat generated from the heat-generating element. Accordingly, the present disclosure provides an advantage of improving heat dissipation performance without increasing the thickness of the printed circuit board.
H05K 1/18 - Printed circuits structurally associated with non-printed electric components
H05K 3/32 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
The present invention relates to a filter for a communication device, and in particular, to a filter comprising: a filter body including a cavity that is a dielectric filling space and has an open bottom; a lower cover panel made of a first material and coupled to shield the open bottom of the filter body; and a resonator frame made of a second material, wherein the lower end of the resonator frame is coupled by being forcibly fit into a plurality of fitting through-holes that are formed in the lower cover panel so as to pass through the inside and outside of the cavity and provided, spaced apart in the longitudinal direction, in two or more rows in the width direction, and then the surroundings of the plurality of fitting through-holes are fixed inside the cavity through solder bonding, thus providing the advantage of minimizing insertion loss within the cavity.
A communication apparatus is provided to include an apparatus enclosure that includes a substrate seating surface and at least one or more connection grooves formed on the substrate seating surface, a first printed circuit board disposed on the substrate seating surface, a second printed circuit board disposed on the substrate seating surface on one side of the first printed circuit board, and at least one or more connectors disposed within the connection groove and configured to electrically connect the first printed circuit board and the second printed circuit board.
The present invention relates to a filter for a communication device and a manufacturing method therefor, and, particularly, the filter comprises a single base plate, which is provided as a conductive board with a predetermined thickness or less that forms an inner side surface of a cavity for performing frequency filtering, wherein the cavity is formed by folding at least a portion of the base plate, and thus manufacturing is facilitated and overall slimming and lightening of a product can be sought.
The present invention relates to a heat dissipation apparatus for an electronic device. In particular, the heat dissipation apparatus comprises: a heat conduction panel body having formed therein a refrigerant flow space in which, while charged refrigerant changes in phase, gas-liquid circulation takes place; and an absorber which is disposed in the refrigerant flow space of the heat conduction panel body, and which distributes, while absorbing and holding the liquid refrigerant of the refrigerant, the liquid refrigerant in the direction of gravity or at least in a direction opposite to the direction of gravity, wherein, due to the material itself, the absorber prevents shape deformation in the direction of gravity even while maintaining the absorption rate for the liquid refrigerant, and thus, provided is the advantage of greatly improving overall heat dissipation performance.
The present invention relates to a signal shielding apparatus and an antenna apparatus including same, and in particular, comprises a shield cover which is stacked and disposed on a printed board assembly (hereinafter, abbreviated to “PBA”), in which a plurality of signal-related components are mounted on one side thereof to prevent leakage of a signal from the plurality of signal-related components, wherein a grooved shield cover seating groove is formed in one surface of the PBA, and an insertion end insertably seated in the shield cover seating groove is integrally formed in the other surface from among one surface and the other surface of the shield cover, the other surface facing the one surface of the PBA, thereby providing advantages in that an increase in the manufacturing cost may be prevented, EMI shielding may be facilitated, and heat dissipation performance may be significantly improved.
The present invention relates to an antenna apparatus, particularly comprising: an antenna housing portion which has a predetermined installation space formed therein and is provided with a plurality of front heat dissipation fins protruding to at least one side of the front surface thereof; a main board which is stacked on the installation space of the antenna housing portion and has predetermined heating elements arranged on the front surface thereof, and is mounted to be in thermal contact with the front surface of the antenna housing portion provided with the plurality of front heat dissipation fins; a plurality of filters which form a predetermined layer in front of the main board, and are stacked in a middle portion except for the portion where the plurality of front heat dissipation fins are formed; an antenna element assembly including a plurality of radiation elements stacked in front of the plurality of filters; and an installation plate which is fixed to be in face-to-face contact with the rear surface of the antenna housing portion and services as a medium for the face-to-face installation on a perpendicularly arranged installation wall surface to thereby provide the advantage of the reducing the spatial constraints on the installation wall surface.
The present disclosure in at least one embodiment provides a wireless communication device, comprising a lower case, an upper radome, coupled to the lower case, creating a storage space between the lower case and the upper radome, an antenna disposed in the storage space, and a plurality of internal substrates, disposed between the antenna and the lower case in the storage space, of which one of the plurality of internal substrates is connected to the antenna, wherein each internal substrate of the plurality of internal substrates is disposed along a first direction parallel to a surface of the lower case facing the plurality of internal substrates.
