WO2022270839A1 - 위상 변환기 및 그를 포함하는 무선 통신 장치 - Google Patents
위상 변환기 및 그를 포함하는 무선 통신 장치 Download PDFInfo
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- WO2022270839A1 WO2022270839A1 PCT/KR2022/008686 KR2022008686W WO2022270839A1 WO 2022270839 A1 WO2022270839 A1 WO 2022270839A1 KR 2022008686 W KR2022008686 W KR 2022008686W WO 2022270839 A1 WO2022270839 A1 WO 2022270839A1
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- wireless communication
- antenna
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- transmission line
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- 238000004891 communication Methods 0.000 title claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000004888 barrier function Effects 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000010363 phase shift Effects 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 13
- 239000004020 conductor Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—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 elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—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 elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/34—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 elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
- H01Q3/36—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 elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Definitions
- the present invention relates to a phase converter with low loss in a broadband and a wireless communication device including the same.
- display devices are often wall-mounted, and for convenient wireless connection with external devices that provide source content, such as mobile devices, Wi-Fi or Bluetooth (BT) is a trend to embed a wireless communication module into a display device.
- external devices such as mobile devices, Wi-Fi or Bluetooth (BT)
- BT Bluetooth
- a method of modifying a traveling direction (ie, a radiation pattern) of a radio signal by mounting a phase shifter on a transmission path between a wireless communication module and an antenna is being considered.
- a phase difference of 180 degrees is made between one antenna and the other antenna in a dipole antenna other than the purpose of changing the traveling direction, the antenna gain of maximum efficiency may be implemented.
- the present invention has been conceived to solve the above-described problems of the prior art, and is to provide a phase converter having better phase conversion performance in a broadband and a wireless communication device including the same.
- a wireless communication device includes a wireless communication module; a first antenna; a first transmission line transmitting a signal between the wireless communication module and the first antenna; and a phase shift element disposed on the first transmission line, wherein the phase shift element is disposed on one side of a first direction and includes a plurality of first ports spaced apart from each other and stacked in a vertical direction. ; a second port unit disposed on the other side of the first direction and including a plurality of second ports spaced apart from each other and stacked in the vertical direction; and a plurality of conductive wires extending in the first direction and electrically connecting each of the plurality of first ports and the plurality of second ports that face each other along the first direction.
- each of the plurality of first ports may overlap each other along the vertical direction
- at least a portion of each of the plurality of second ports may overlap each other along the vertical direction
- each of the plurality of first ports and the plurality of second ports may extend along a second direction crossing the first direction.
- At least some of the plurality of conductive wires may overlap each other in the vertical direction.
- the plurality of conductive layers may not overlap each other in the vertical direction.
- At least some of the plurality of conducting wires may include multiple conducting wires disposed side by side and spaced apart from each other along a second direction crossing the first direction.
- the plurality of first ports are electrically connected to each other through first through holes extending in the vertical direction
- the plurality of second ports are electrically connected to each other through second through holes extending in the vertical direction. They can be electrically connected to each other.
- each of the first through hole and the second through hole may include a half through hole having a semicircular planar shape.
- a width of each of the plurality of first ports and the plurality of second ports in the second direction is greater than a width in the first direction, and a length of each of the plurality of conductive wires in the first direction. may be greater than the width in the second direction.
- the phase conversion element may further include a barrier part including a plurality of third through holes spaced apart from each other along the first direction, and each of the plurality of third through holes may be connected to the plurality of conductive wires and the first through hole. They can be spaced along two directions.
- the wireless communication device may include a second antenna; and a second transmission line for transmitting a signal between the wireless communication module and the second antenna, wherein the plurality of conductive lines face the second transmission line with the barrier part interposed therebetween along the second direction.
- a phase shifter and a wireless communication device including the same according to the present invention have the following effects.
- FIG. 1 shows an example of a configuration of a wireless communication device according to an embodiment.
- FIG. 2 is a perspective view illustrating an example of a phase shifter structure according to an exemplary embodiment.
- FIG. 3 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- FIG. 4 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- FIG. 5 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- FIG. 6 is an implementation example of a wireless communication device to which the phase shifter shown in FIG. 5 is applied.
- FIG. 7 is a diagram for explaining coupling characteristics of a phase shifter according to embodiments.
- FIG. 8 is a diagram for explaining characteristics of each frequency band of a phase shifter according to embodiments.
- phase shifter 9 is a diagram for explaining phase control performance characteristics of a phase shifter according to embodiments.
- first, second, A, B, (a), and (b) may be used in describing the components of the present invention. These terms are only used to distinguish the component from other components, and the nature, order, or order of the corresponding component is not limited by the term.
- an element is described as being “connected,” “coupled to,” or “connected” to another element, that element is or may be directly connected to the other element, but there is another element between the elements. It will be understood that elements may be “connected”, “coupled” or “connected”.
- FIG. 1 shows an example of a configuration of a wireless communication device according to an embodiment.
- a wireless communication device is provided between a wireless communication module 200, a first antenna 310 and a second antenna 320, and a first antenna 310 and a wireless communication module 200.
- a first transmission line 410 disposed on, a second transmission line 420 disposed between the second antenna 320 and the wireless communication module 200, and a phase converter connected in series to the first transmission line 410 ( 100) may be included.
- the wireless communication module 200 may support one or more wireless communication protocols.
- the wireless communication protocol may include at least one of 4G/5G, Bluetooth (BT), and Wi-Fi (Wi-Fi), but this is exemplary and is not necessarily limited thereto.
- the first antenna 310 and the second antenna 320 may implement a dipole antenna, but are not necessarily limited thereto.
- the first antenna 310 and the second antenna 320 may implement multiple input multiple output (MIMO) antennas.
- MIMO multiple input multiple output
- the first antenna 310 and the second antenna 320 may be connected to the first transmission line 410 and the second transmission line 420 via the antenna terminals 510 and 520, respectively, but depending on the implementation, (For example, a planar antenna having a pattern formed integrally with a transmission line, etc.)
- the antenna terminals 510 and 520 may be omitted.
- the phase converter 100 may also be referred to as a phase conversion element, and signals simultaneously output from the wireless communication module 200 to the first transmission line 410 and the second transmission line 420 are transmitted to the first antenna 310 and the second transmission line 420, respectively.
- the phase difference between the two signals can be controlled to a target value.
- the target value may be 180 degrees.
- this target value is an example, and a value different from 180 degrees may be the target value when beam steering is the purpose.
- the signal simultaneously received by the first antenna 310 and the second antenna 320 is transmitted to the wireless communication module 200 via the first transmission line 410 and the second transmission line 420.
- the phase difference between signals input from each transmission line at the time of arrival may also become a target value by the phase converter 100.
- phase shifter 100 According to the embodiments, the structure of the phase shifter 100 according to the embodiments will be described with reference to FIGS. 2 to 5 .
- FIG. 2 is a perspective view illustrating an example of a phase shifter structure according to an exemplary embodiment.
- the phase shifter 100A includes a first port part 110A, a second port part 120A, a conducting wire part 130A, and a plurality of through holes 141 and 142. can do.
- the first port unit 110A may include a plurality of first ports 111, 112, 113, and 114 stacked and spaced apart from each other in a vertical direction (ie, a three-axis direction) disposed on one side of one axis direction. .
- the second port portion 120A is disposed on the other side opposite to the first port portion 110A in one axial direction, and includes a plurality of second ports 121, 122, 123, and 124 spaced apart from each other and stacked in the vertical direction. can include
- Each of the plurality of conducting wires 131 , 132 , 133 , and 134 constituting the conducting wire portion 130A extends along the first direction, and includes a plurality of first ports 111 , 112 , 113 , and 114 and a plurality of second ports.
- each of the port pairs facing each other along the first direction may be electrically connected.
- the first port 111 and the second port 121 disposed on the uppermost layer along the 3-axis direction may be electrically connected through the wire 131 disposed on the uppermost layer along the 3-axis direction.
- the plurality of first ports 111, 112, 113, and 114, the plurality of second ports 121, 122, 123, and 124, and the plurality of conductive wires 131, 132, 133, and 134 each contain a conductive material such as copper.
- the plurality of first ports 111, 112, 113, and 114 may be electrically connected by first through-holes 141 extending in three axial directions and having conductivity
- the plurality of second ports 121 and 122 , 123 and 124 may be electrically connected by a second through hole 142 extending in three axial directions and having conductivity.
- Each of the first through hole 141 and the second through hole 142 may have a shape of a half-through hole having a semicircular planar shape, but is not necessarily limited thereto.
- each of the first port 114 and the second port 124 of the lowest layer may be electrically connected to the first transmission line 410 .
- each of the plurality of first ports 111, 112, 113, and 114 overlaps each other along the three-axis direction, and each of the plurality of second ports 121, 122, 123, and 124 has at least one portion along the three-axis direction. Some may overlap each other.
- each of the plurality of first ports 111, 112, 113, and 114 and the plurality of second ports 121, 122, 123, and 124 may have a plate-like shape extending in two axial directions, and have a length in two axial directions. (w1) may be greater than the uniaxial length (w2).
- the line width w3 of each of the plurality of conductive wires 131 , 132 , 133 , and 134 may be smaller than the length w4 in one axial direction.
- the line width w3 may be smaller than the biaxial length w1 of each of the plurality of first ports 111, 112, 113, and 114 and the plurality of second ports 121, 122, 123, and 124.
- At least a portion of the plurality of conductive wires 131, 132, 133, and 134 may overlap each other along the three-axis direction.
- at least some of the plurality of conductive wires 131, 132, 133, and 134 may not overlap each other in three axial directions.
- each of the ports constituting the first port portion 110A and the second port portion 120A and each of the conducting wires constituting the conductive wire portion 130A are formed according to three axial directions.
- Components having heights corresponding to each other form a resonance unit and form electromagnetic coupling with components having different heights in three axial directions.
- This electromagnetic coupling has an effect of controlling the electrical length, and the controlling of the electrical length means that a phase constant ( ⁇ ) can be controlled on the transmission line. Therefore, this means that the phase converter 100A according to the embodiment changes the phase of the signal passing through the first transmission line 410 .
- the line width w3, the line length w4, the number of layers, and the distance between the conductors eg, the separation distance between the conductors in the third direction, whether or not the conductors overlap in the third direction, etc.
- various target phase difference values between antennas can be obtained.
- the resonant unit element may be implemented in the form of a single conductive printed pattern formed on a substrate (not shown).
- the phase shifter 100A may have a total of four resonance unit elements. In this case, the phase shifter 100A may be formed by stacking four substrates in a three-axis direction.
- the uppermost resonance unit elements 111, 121, and 131 are formed on the upper surface of the first substrate (not shown) disposed on the uppermost layer, and the second resonance unit elements 112, 122, and 132 are disposed below the first substrate.
- the third resonance unit element 113, 123, 133 is formed on the lower surface of the third substrate (not shown) disposed under the second substrate, and the lowest layer resonance unit element (114, 124, 134) may be formed on the lower surface of the fourth substrate (not shown) disposed under the third substrate.
- the line width w3, the line length w4, the number of layers in the third direction, the distance between conductors, and the like shown in FIG. 2 are exemplary, and various modifications are possible to those skilled in the art.
- FIG. 3 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- the phase shifter 100B according to another embodiment shown in FIG. 3 has the same configuration except for the phase shifter 100A shown in FIG. 2 and the structure of the wire 131'. Therefore, differences from the phase shifter 100A shown in FIG. 2 will be mainly described.
- the phase shifter 100B includes a plurality of multi-conductor wires 131' in which each conductor constituting a resonance unit element is spaced apart from each other in a second direction.
- FIG. 4 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- phase shifter 100C is similar to the phase shifter 100A shown in FIG. 2 except that a barrier unit 150C is added. Therefore, differences from the phase shifter 100A shown in FIG. 2 will be mainly described.
- a phase shifter 100C includes a barrier part 150C including a plurality of third through holes 151 and 152 spaced apart from each other along one axis direction.
- Each of the third through-holes 151 and 152 constituting the barrier part 150C extends along three axial directions and may be spaced apart from the conducting wire part 130C along two axial directions.
- each of the third through holes 151 and 152 may have a half through hole shape having a semicircular planar shape, but is not necessarily limited thereto.
- each of the third through holes 151 and 152 has a conductive printed pattern corresponding to a resonance unit element formed on each substrate (not shown). It may be manufactured by forming a conductive dummy pad DP on the surface and forming a through hole penetrating the dummy pad DP in the third direction.
- the uppermost and lowermost dummy pads DP of each of the third through holes 151 and 152 may be integrally formed.
- the barrier unit 150C may be electrically connected to a ground provided on a substrate (not shown) on which the phase shifter 100C is mounted.
- FIG. 5 is a perspective view illustrating an example of a phase shifter structure according to another embodiment.
- the barrier part 150D is disposed on both sides along the second direction with respect to the conductive line 131 compared to the phase shifter 100C shown in FIG. 4. There is a difference in that the number of through holes constituting the one-side barrier portion 150D is increased.
- FIG. 6 is an implementation example of a wireless communication device to which the phase shifter shown in FIG. 5 is applied.
- FIG. 6 shows an example of a form mounted on a board of a wireless communication device such that a phase shifter 100D according to another embodiment is serially connected to the first transmission line 100D. Also, in FIG. 6 , the first antenna 310 and the second antenna 320 are omitted, and antenna terminals 510 and 520 corresponding to each are shown.
- the barrier portion 150D of the phase shifter 100D is disposed on the ground pad GP of the substrate.
- a second transmission line 420 is disposed on one side in the two-axis direction from the phase shifter 100D. Therefore, the conductive line part 130D faces the second transmission line 420 with the barrier part 150D interposed therebetween along the biaxial direction, and since the barrier part 150D is connected to the ground, it plays a role of shielding.
- EMC Electro-Magnetic Compatibility
- EMS Electro Magnetic Susceptibility
- the barrier part 150C is connected to the conductive line part 130C and the second Preferably, the phase shifter 100C is disposed between the transmission lines 420.
- phase shifter is mounted so that the radiation impedance of the antenna and the transmission line impedance are matched based on the antenna terminals 510 and 520.
- phase shifters 100A, 100B, 100C, and 100D effects of the phase shifters 100A, 100B, 100C, and 100D according to embodiments will be described with reference to FIGS. 7 to 9 .
- FIG. 7 is a diagram for explaining coupling characteristics of a phase shifter according to embodiments.
- the general phase shifter according to the comparative example is generally implemented as a combination of an inductor (L) and a capacitor (C), the equivalent of an inductor (L) connected in series and a capacitor (C) connected in parallel. circuit is established.
- phase shifters 100A, 100B, 100C, and 100D according to the embodiments according to the embodiment form an L-C resonance block having both inductance and capacitance for each resonance unit element, thereby forming electromagnetic coupling in units of resonance blocks.
- the resonant unit elements are connected in parallel by the first through hole 141 and the second through hole 142, it is advantageous to reduce the skin effect compared to a single conductor while reducing the resistance.
- FIG. 8 is a diagram for explaining characteristics of each frequency band of a phase shifter according to embodiments.
- a signal attenuates with a certain slope as the frequency increases, but when phase converters 100A, 100B, 100C, and 100D according to embodiments are applied to the transmission line, based on a specific frequency At a frequency lower than that, it shows excellent transmission efficiency compared to a general transmission line, and at a frequency higher than that, it shows the characteristics of passing through a low pass filter (LPF). Therefore, by setting a specific frequency higher than the main use band of the wireless communication module 200, it is possible to reduce high frequency noise while obtaining a phase control effect and high transmission efficiency in a wide band.
- the specific frequency may be controlled through changes in the line width w3, the line length w4, the number of layers in the third direction, the distance between conductors, and the like.
- phase shifter 9 is a diagram for explaining phase control performance characteristics of a phase shifter according to embodiments.
- the general phase controller according to the comparative example has a fixed electrical length (i.e., ⁇ ) versus frequency, but the phase controller according to the embodiments has a line width w3, a line length w4, It can be variously varied according to the number of layers in three directions and the distance between conductors. Therefore, various target phase difference values can be implemented regardless of the topology of a wireless communication device to which the phase controller according to the embodiments will be mounted.
- phase converter according to the embodiment and the wireless communication device including the same may be used in a display device or the like.
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Abstract
Description
Claims (10)
- 무선 통신 모듈;제1 안테나;상기 무선 통신 모듈과 상기 제1 안테나 사이에서 신호를 전송하는 제1 전송 선로; 및상기 제1 전송 선로 상에 배치된 위상 변환 소자를 포함하고,상기 위상 변환 소자는,제1 방향의 일측에 배치되며 수직 방향으로 서로 이격되어 적층된 복수의 제1 포트를 포함하는 제1 포트부;상기 제1 방향의 타측에 배치되며 상기 수직 방향으로 서로 이격되어 적층된 복수의 제2 포트를 포함하는 제2 포트부; 및상기 제1 방향으로 연장되어, 상기 복수의 제1 포트와 상기 복수의 제2 포트 중 상기 제1 방향을 따라 서로 대향하는 포트쌍 각각을 전기적으로 연결하는 복수의 도선을 포함하는 무선 통신 장치.
- 제1 항에 있어서,상기 복수의 제1 포트 각각은 상기 수직방향을 따라 적어도 일부가 서로 중첩되고,상기 복수의 제2 포트 각각은 상기 수직 방향을 따라 적어도 일부가 서로 중첩되는 무선 통신 장치.
- 제1 항에 있어서,상기 복수의 제1 포트 및 상기 복수의 제2 포트 각각은 상기 제1 방향과 교차하는 제2 방향을 따라 연장되는 무선 통신 장치.
- 제1 항에 있어서,상기 복수의 도전은 상기 수직 방향으로 서로 중첩되지 않는 무선 통신 장치.
- 제4 항에 있어서,상기 복수의 도선 중 적어도 일부는, 상기 제1 방향과 교차하는 제2 방향을 따라 서로 이격되어 나란히 배치된 다중 도선을 포함하는 무선 통신 장치.
- 제1 항에 있어서,상기 복수의 제1 포트는, 상기 수직 방향으로 연장되는 제1 관통홀을 통해 전기적으로 서로 연결되고,상기 복수의 제2 포트는, 상기 수직 방향으로 연장되는 제2 관통홀을 통해 전기적으로 서로 연결되는 무선 통신 장치.
- 제6 항에 있어서,상기 제1 관통홀과 상기 제2 관통홀 각각은 반원형 평면 형상을 갖는 하프 스루홀을 포함하는 무선 통신 장치.
- 제1 항에 있어서,상기 복수의 제1 포트 및 상기 복수의 제2 포트 각각의 상기 제2 방향으로의 폭은 상기 제1 방향으로의 폭보다 크고,상기 복수의 도선 각각의 상기 제1 방향으로의 길이는 상기 제2 방향으로의 폭보다 큰 무선 통신 장치.
- 제1 항에 있어서,상기 위상 변환 소자는, 상기 제1 방향을 따라 서로 이격된 복수의 제3 관통홀을 포함하는 배리어부를 더 포함하고,상기 복수의 제3 관통홀 각각은 상기 복수의 도선과 상기 제2 방향을 따라 이격된 무선 통신 장치.
- 제9 항에 있어서,제2 안테나; 및상기 무선 통신 모듈과 상기 제2 안테나 사이에서 신호를 전송하는 제2 전송 선로를 더 포함하고,상기 복수의 도선은, 상기 제2 방향을 따라 상기 배리어부를 사이에 두고 상기 제2 전송 선로와 대향하는 무선 통신 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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US18/572,280 US20240291147A1 (en) | 2021-06-21 | 2022-06-20 | Phase shifter and wireless communication device comprising same |
CN202280043309.1A CN117501542A (zh) | 2021-06-21 | 2022-06-20 | 移相器和包括该移相器的无线通信装置 |
EP22828686.0A EP4362226A1 (en) | 2021-06-21 | 2022-06-20 | Phase shifter and wireless communication device comprising same |
JP2023577959A JP2024522799A (ja) | 2021-06-21 | 2022-06-20 | 位相変換器及びそれを含む無線通信装置 |
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KR10-2021-0079968 | 2021-06-21 | ||
KR1020210079968A KR20220169643A (ko) | 2021-06-21 | 2021-06-21 | 위상 변환기 및 그를 포함하는 무선 통신 장치 |
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WO2022270839A1 true WO2022270839A1 (ko) | 2022-12-29 |
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US (1) | US20240291147A1 (ko) |
EP (1) | EP4362226A1 (ko) |
JP (1) | JP2024522799A (ko) |
KR (1) | KR20220169643A (ko) |
CN (1) | CN117501542A (ko) |
WO (1) | WO2022270839A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002290105A (ja) * | 2001-03-22 | 2002-10-04 | Nippon Telegr & Teleph Corp <Ntt> | 可変型誘電体移相器 |
KR20120132802A (ko) * | 2011-05-30 | 2012-12-10 | 한양대학교 산학협력단 | 배열 안테나에 사용되는 위상 천이기 |
CN106972224A (zh) * | 2017-04-25 | 2017-07-21 | 南通大学 | 一种用于天线的平衡式微波移相器 |
US20190173175A1 (en) * | 2016-11-29 | 2019-06-06 | Murata Manufacturing Co., Ltd. | Magnetic field coupling element, antenna device, and electronic equipment |
KR20210015262A (ko) * | 2019-08-01 | 2021-02-10 | 삼성전자주식회사 | 안테나 모듈 및 그것을 포함하는 전자 장치 |
-
2021
- 2021-06-21 KR KR1020210079968A patent/KR20220169643A/ko active Search and Examination
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2022
- 2022-06-20 EP EP22828686.0A patent/EP4362226A1/en active Pending
- 2022-06-20 US US18/572,280 patent/US20240291147A1/en active Pending
- 2022-06-20 WO PCT/KR2022/008686 patent/WO2022270839A1/ko active Application Filing
- 2022-06-20 CN CN202280043309.1A patent/CN117501542A/zh active Pending
- 2022-06-20 JP JP2023577959A patent/JP2024522799A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002290105A (ja) * | 2001-03-22 | 2002-10-04 | Nippon Telegr & Teleph Corp <Ntt> | 可変型誘電体移相器 |
KR20120132802A (ko) * | 2011-05-30 | 2012-12-10 | 한양대학교 산학협력단 | 배열 안테나에 사용되는 위상 천이기 |
US20190173175A1 (en) * | 2016-11-29 | 2019-06-06 | Murata Manufacturing Co., Ltd. | Magnetic field coupling element, antenna device, and electronic equipment |
CN106972224A (zh) * | 2017-04-25 | 2017-07-21 | 南通大学 | 一种用于天线的平衡式微波移相器 |
KR20210015262A (ko) * | 2019-08-01 | 2021-02-10 | 삼성전자주식회사 | 안테나 모듈 및 그것을 포함하는 전자 장치 |
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JP2024522799A (ja) | 2024-06-21 |
KR20220169643A (ko) | 2022-12-28 |
US20240291147A1 (en) | 2024-08-29 |
EP4362226A1 (en) | 2024-05-01 |
CN117501542A (zh) | 2024-02-02 |
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