WO2023003400A1 - 이종 복합 무선 통신 장치 - Google Patents
이종 복합 무선 통신 장치 Download PDFInfo
- Publication number
- WO2023003400A1 WO2023003400A1 PCT/KR2022/010719 KR2022010719W WO2023003400A1 WO 2023003400 A1 WO2023003400 A1 WO 2023003400A1 KR 2022010719 W KR2022010719 W KR 2022010719W WO 2023003400 A1 WO2023003400 A1 WO 2023003400A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- antenna
- protocol
- processing device
- degrees
- Prior art date
Links
- 238000004891 communication Methods 0.000 title claims abstract description 58
- 238000012545 processing Methods 0.000 claims abstract description 49
- 230000000116 mitigating effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 32
- 238000000926 separation method Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
-
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0475—Circuits with means for limiting noise, interference or distortion
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
Definitions
- the present invention relates to a heterogeneous hybrid wireless communication device capable of mitigating mutual interference in supporting heterogeneous wireless communication protocols having similar frequency bands.
- the present invention has been conceived to solve the above-described problems of the prior art, and is intended to provide a heterogeneous hybrid wireless communication device capable of effectively reducing interference between heterogeneous protocol signals having overlapping operating frequencies.
- a wireless communication module includes a signal processing device; a 1-1 antenna connected to the signal processing device and transmitting and receiving a 1-1 signal; a 1-2 antenna connected to the signal processing device and transmitting and receiving a 1-2 signal; a second antenna connected to the signal processing device and transmitting and receiving a second signal; a first phase control element disposed between the 1-1 antenna and the signal processing device; a 1-2 phase control element disposed between the 1-2 antenna and the signal processing device; and a second phase control element disposed between the second antenna and the signal processing device, wherein the 1-1 signal output from the 1-1 phase control element and the 1-2 phase control element
- the output signal 1-2 has a phase difference of 180 degrees
- the second signal output from the second phase control element has a phase difference of 90 degrees with each of the 1-1 signal and the 1-2 signal.
- the 1-1 signal and the 1-2 signal may be signals according to a first protocol
- the second signal may be a signal according to a second protocol different from the first protocol
- the first protocol and the second protocol may overlap at least a portion of operating frequencies, and the phase difference of 180 degrees and the phase difference of 90 degrees may be phase differences at the overlapping operating frequencies.
- the first protocol may include a Wi-Fi protocol
- the second protocol may include a Bluetooth protocol
- the wireless communication module according to another embodiment of the present invention, a signal processing device; a 1-1 antenna connected to the signal processing device and transmitting and receiving a 1-1 signal; a 1-2 antenna connected to the signal processing device and transmitting and receiving a 1-2 signal; a second antenna connected to the signal processing device and transmitting and receiving a second signal; a first phase control element disposed between the 1-1 antenna and the signal processing device or between the 1-2 antenna and the signal processing device; a second phase control element disposed between the second antenna and the signal processing device; and a third phase control element disposed between a first ground connected to the 1-1 antenna and the 1-2 antenna and a second ground connected to the second antenna, wherein in the 1-1 antenna
- the 1-1 signal output and the 1-2 signal output from the 1-2 antenna have a phase difference of 175 degrees to 185 degrees, and the second signal output from the second antenna, It may have a phase difference of 85 degrees to 95 degrees with each of the -1 signal and the 1-2 signal.
- the 1-1 signal and the 1-2 signal may be signals according to a first protocol
- the second signal may be a signal according to a second protocol different from the first protocol
- At least a portion of operating frequencies of the first protocol and the second protocol may overlap each other, and the respective phase differences may be phase differences at the overlapping operating frequencies.
- the first protocol may include a Wi-Fi protocol
- the second protocol may include a Bluetooth protocol
- the third phase control element may generate a phase difference of 85 degrees to 95 degrees between both ends.
- the 1-1 antenna and the 1-2 antenna may constitute multiple antennas (MIMO) according to the first protocol.
- MIMO multiple antennas
- mutual signal interference can be effectively reduced by having a specific phase difference between antennas in a region where operating frequencies of heterogeneous protocols overlap.
- transmission speed and coverage of a wireless communication device can be increased due to the reduction of signal interference.
- FIG. 1 shows an example of a configuration of a wireless communication module supporting general heterogeneous protocols.
- FIG. 2 is a graph for explaining a phase difference principle for reducing signal interference between heterogeneous protocols applied to embodiments.
- FIG 3 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to an embodiment.
- FIG. 4 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to another embodiment.
- FIG. 5 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to another embodiment.
- FIG. 6 is a diagram for explaining a phase difference between signals of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- FIG. 7 is a diagram for explaining a phase difference between signals of the heterogeneous hybrid wireless communication module shown in FIG. 5 .
- 8A to 8C show voltage standing wave ratios for each signal of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- 9A to 9C show signal separation diagrams of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- 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 module supporting general heterogeneous protocols.
- a wireless communication module 10 may include three antennas 1, 2, and 3 and one signal processing device 4.
- the signal processing device 4 can transmit and receive radio signals according to two or more different radio communication protocols, that is, heterogeneous protocols.
- heterogeneous protocols may include Bluetooth (BT) and Wi-Fi, and in the wireless communication module 10, two antennas 1 and 2 transmit and receive Wi-Fi signals, and the other antenna 3 ) may be configured to transmit and receive Bluetooth signals.
- BT Bluetooth
- Wi-Fi Wi-Fi
- Bluetooth has a 2.4GHz band as an operating frequency
- Wi-Fi can have a 2.4GHz and 5GHz band as an operating frequency
- the Wi-Fi 6E version supports the 6GHz band as well. Since Bluetooth and Wi-Fi have overlapping operating frequencies in the 2.4 GHz band, mutual interference may occur in the 2.4 GHz band when communication according to the two protocols is simultaneously performed in a single wireless communication module 10.
- the general wireless communication module 10 in order to cope with signal interference between heterogeneous protocols in this specific band, a channel with relatively little interference (ie, signal quality is excellent) is found and used within an operating frequency, and a signal according to each protocol is used. Although the time-division method of different transmission/reception intervals or periods of .
- Embodiments of the present invention propose to mitigate inter-signal interference by having a preset phase difference between antennas in a heterogeneous hybrid wireless communication module.
- FIG. 2 is a graph for explaining a phase difference principle for reducing signal interference between heterogeneous protocols applied to embodiments.
- the Wi-Fi signal is transmitted and received in a multi-antenna (eg, MIMO: Multi-Input Multi-Output) method using two antennas (antenna 1-1 and antenna 1-2), and the Bluetooth signal is transmitted and received through a single antenna ( Assume a situation using the second antenna).
- MIMO Multi-Input Multi-Output
- a first Wi-Fi signal (Wi-Fi 1) has a phase of 90 degrees from a 1-1 antenna in a 2.4 GHz band
- a second Wi-Fi signal (Wi-Fi 2 ) may have a phase of 270 degrees in the first-second antenna.
- the Bluetooth signal BT may have a phase of 180 degrees at a corresponding time point from the second antenna.
- the two signals (Wi-Fi 1, Wi-Fi 2) corresponding to the same protocol have a phase difference of 180 degrees from each other at the corresponding antenna, and between the signals corresponding to the different protocols (ie, Wi-Fi 1 ⁇ BT and Wi-Fi 2 ⁇ BT) have a phase difference of 90 degrees from each other.
- two signals (Wi-Fi 1 and Wi-Fi 2) corresponding to the same protocol in a frequency band with overlapping operating frequencies have a phase difference of 175 to 185 degrees from each other at the corresponding antenna
- Signals corresponding to protocols ie, Wi-Fi 1 ⁇ BT and Wi-Fi 2 ⁇ BT each have a phase difference of 85 to 95 degrees.
- FIG 3 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to an embodiment.
- a wireless communication module 100A transmits and receives signals through a 1-1 antenna 111, a 1-2 antenna 121, a second antenna 131, and each of the antennas. It may include a signal processing device 140 that processes signals.
- the 1-1 signal according to the Wi-Fi protocol is transmitted and received through the 1-1 antenna 111, and the 1-1 antenna 111 is connected to the 1-1 transmission line 112 and the 1-1 transmission It may be connected to the signal processing device 140 through the 1-1 phase control element 113A disposed on the line 112 .
- the 1-2 signal according to the Wi-Fi protocol is transmitted and received through the 1-2 antenna 121, and the 1-2 antenna 121 includes the 1-2 transmission line 122 and the 1-2 transmission line It may be connected to the signal processing device 140 through the 1-2 phase control elements 123A disposed on the 122 .
- the second signal according to the Bluetooth protocol is transmitted and received through the second antenna 131, and the second antenna 131 has a second transmission line 132 and a second phase disposed on the second transmission line 132. It may be connected to the signal processing device 140 through the control element 133A.
- Each antenna (111, 121, 131) is not only connected to the corresponding transmission line (112, 122, 132) as described above, but also connected to the ground, but in FIG. 3, for convenience of description, ground connection is shown has been omitted.
- each of the phase control elements 113A, 123A, and 133A together with the corresponding transmission line 112, 122, and 132, a predetermined phase change between the signal processing device 140 and each of the antennas 111, 121, and 131 It is possible to implement the phase difference of the signal between the antennas described above by adding .
- each phase control element (113A, 123A, 133A) is designed between both ends of the element through control of electrical length change, such as a method of stacking a plurality of conductors in a dielectric or a method of arranging at least one capacitor and an inductor in alternating order. It is not limited to any method as long as it can bring about a phase change corresponding to the target.
- the 1-1 signal output from the 1-1 antenna 111 and the 1-2 signal output from the 1-2 antenna 121 have a phase difference of 180 degrees.
- the second signal output from the second antenna 131 is the 1-1 signal output from the 1-1 antenna 111 and the 1-2 signal output from the 1-2 antenna 121, respectively. It has a phase difference of 90 degrees.
- each phase control element 113A, 123A, and 133A and each corresponding antenna 111, 121, and 131 is the same, or causes only a negligible phase difference (eg, within 1 degree).
- the 1-1 signal output from the 1-1 phase control element 113A and the 1-2 signal output from the 1-2 phase control element 123A have a phase difference of 180 degrees.
- the second signal output from the second phase control element 133A is the 1-1 signal output from the 1-1 phase control element 113A and the second signal output from the 1-2 phase control element 123A. It may have a phase difference of 90 degrees with each of the 1-2 signals.
- the 1-1 signal is connected to the 1-1 transmission line 112.
- the 1-2 signal is transmitted through the 1-2 transmission line 122 and the 1-2
- the 1-2 phase control element 123A and the 1-2 transmission line 122 generate a phase difference of -90 degrees or 270 degrees compared to the output from the signal processing device 140 while passing through the phase control element 123A.
- each of the 1-1 phase control element 113A and the 1-2 phase control element 123A is selected so that the phase change difference between both ends is different by 180 degrees, and after mounting the wireless communication module 100A For the error, a method of fine-tuning the phase difference while changing the length of the transmission line 112 or 122 may be applied, but is not necessarily limited thereto.
- the second signal output from the second phase control element 133A is 0 degree when the phase of the 1-2 signal output from the 1-2 phase control element 123A is -90 degrees
- the second phase control element 133A and the second transmission line 132 be designed so that the phase of the signal is 180 degrees when the phase is 270 degrees.
- phase difference between signals is implemented by arranging a phase control element for each transmission line.
- at least some phase control elements on the transmission line may be omitted, and signal separation performance may be further improved by using phase control elements between grounds for each signal. This will be described with reference to FIG. 4 .
- FIG. 4 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to another embodiment.
- the wireless communication module 100B is transmitted and received through a 1-1 antenna 111, a 1-2 antenna 121, a second antenna 131, and each of the antennas. Similar to FIG. 3 including a signal processing device 140 to process the signal.
- the 1-1 signal according to the Wi-Fi protocol is transmitted and received through the 1-1 antenna 111, and the 1-1 antenna 111 is connected to the 1-1 transmission line 112 and the 1-1 transmission It may be connected to the signal processing device 140 through the 1-1 phase control element 113B disposed on the line 112 .
- the 1-2 signal according to the Wi-Fi protocol is transmitted and received through the 1-2 antenna 121, and the 1-2 antenna 121 passes through the 1-2 transmission line 122 without a phase conversion element. It may be connected to the processing device 140 .
- the second signal according to the Bluetooth protocol is transmitted and received through the second antenna 131, and the second antenna 131 has a second transmission line 132 and a second phase disposed on the second transmission line 132. It may be connected to the signal processing device 140 through the control element 133B.
- each of the antennas 111, 121, and 131 is not only connected to the corresponding transmission line 112, 122, and 132 as described above, but also each is connected to the ground.
- the 1-1st antenna 111 and the 1-2nd antenna 121 are connected to the first ground G1
- the second antenna 131 is connected to the second ground G2.
- the first ground G1 and the second ground G2 may be electrically connected through the ground phase control device GPS.
- the 1-1 phase control element 113B is An element having a phase difference of 180 degrees is preferably applied, and an element having a phase difference of 90 degrees between both ends is preferably applied as the second phase control element 133B, but is not necessarily limited thereto.
- phase of the transmission signal at the 1-1 antenna 111 is -90 degrees
- the phase of the transmission signal at the 1-2 antenna is 90 degrees
- the phase of the transmission signal at the second antenna may be 0 degrees.
- the ground phase control device generates a phase difference of 85 degrees to 95 degrees, preferably 90 degrees, between both ends. This is to make a phase difference of about 90 degrees between the Wi-Fi signal and the Bluetooth signal occur even on the ground to block signals that are offset or interfered with.
- the two phase control elements may be composed of the same element, but are composed of different elements It could be.
- FIG. 5 shows an example of a configuration of a heterogeneous hybrid wireless communication module according to another embodiment.
- FIG. 6 is a diagram for explaining a phase difference between signals of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- the horizontal axis of each of the upper and lower graphs represents frequency, and the vertical axis represents phase.
- the upper graph of FIG. 6 shows the phase difference for each frequency band between the second signal and the 1-1 signal. Measurements were made at 2.41, 2,45, and 2.48 GHz for the 2.4 GHz band, respectively, and it can be seen that the phase difference of 87.5 degrees, which is close to the target phase difference of 90 degrees, is shown in the 2.45 GHz band corresponding to the center frequency.
- the lower graph of FIG. 6 shows the phase difference for each frequency band between the second signal and the 1-2 signal. Measurements were made at 2.41, 2,45, and 2.48 GHz for the 2.4 GHz band, respectively, and it can be seen that the phase difference of -93.8 degrees, close to the target phase difference of -90 degrees, is shown in the 2.45 GHz band corresponding to the center frequency.
- FIG. 7 is a diagram for explaining a phase difference between signals of the heterogeneous hybrid wireless communication module shown in FIG. 5 .
- the upper graph of FIG. 7 shows the phase difference for each frequency band between the second signal and the 1-1 signal. Measurements were made at 2.41, 2,45, and 2.48 GHz for the 2.4 GHz band, respectively, and it can be seen that the phase difference of 88.3 degrees, close to the target phase difference of 90 degrees, is shown in the 2.45 GHz band corresponding to the center frequency.
- the lower graph of FIG. 7 shows the phase difference for each frequency band between the second signal and the 1-2 signal. Measurements were made at 2.41, 2,45, and 2.48 GHz for the 2.4 GHz band, and it can be seen that the phase difference of -94.4 degrees close to the target phase difference of -90 degrees in the 2.45 GHz band corresponding to the center frequency.
- 8A to 8C show voltage standing wave ratios for each signal of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- Voltage Standing Wave Ratio is 1:1 in an ideal case, that is, 1, and considering a heterogeneous complex environment, a value of 3 or less can be regarded as good.
- FIG. 8A shows VSWRs for each frequency band of the 1-1 signal
- FIG. 8B shows the 1-2 signal
- FIG. 8C shows the second signal.
- the 1-1 signal is a Wi-Fi signal
- the VSWR is maintained at 3 or less even in the 2.4GHz band where the second signal, which is a BT signal, overlaps with the used band, and the second signal and the used band do not overlap.
- the 5GHz to 6GHz band which is close to or less than 2, it can be seen that the antenna performance is good.
- the VSWR value is maintained around 2 in the 2.4GHz band where the 1-1 signal and the 1-2 signal and the used band overlap. Although the VSWR exceeds 3 in the 5 GHz to 6 GHz band, this is not a problem because this band is not a Bluetooth band.
- the wireless communication module 100C according to another embodiment shown in FIG. 5 also shows the same performance as that of FIGS. 8A to 8C, a detailed description thereof will be omitted.
- 9A to 9C show signal separation diagrams of the heterogeneous hybrid wireless communication module shown in FIG. 4 .
- a smaller Isolation (dB) means less signal interference, and when considering a heterogeneous complex environment, -15dB or less can be regarded as good.
- FIGS. 9A to 9C the horizontal axis represents frequency, and the vertical axis represents separation (dB), respectively.
- FIG. 9A shows separation between the 1-1 signal and the 1-2 signal
- FIG. 9B shows the separation between the 1-1 signal and the second signal
- FIG. 9C shows the separation between the 1-2 signal and the second signal.
- the 1-1 signal and the 1-2 signal show a separation of -15 dB due to the influence of the second signal in the 2.4 GHz band, but show excellent separation around -30 dB in the remaining used band.
- the wireless communication module 100C according to another embodiment shown in FIG. 5 also shows the same performance as FIGS. 9a to 9c, a detailed description thereof will be omitted.
- the wireless communication modules 100A, 100B, and 100C have been described as having three antennas 111, 121, and 131, respectively.
- embodiments of the present invention may also be applied to wireless communication modules having more than three antennas.
- the antennas transmitting and receiving signals according to the same protocol have a phase difference of 180 degrees and transmit and receive signals according to different protocols. It is possible to have a phase difference of 90 degrees between the antennas. For example, when the phase of the 1-1 Wi-Fi signal is 90 degrees in the 1-1 antenna, the phase of the 2-1 Bluetooth signal is 180 degrees in the 2-1 antenna, and the 1-2 in the 1-2 antenna. The phase of the Wi-Fi signal is 270 degrees, and the phase of the 2-2 Bluetooth signal at the 2-2 antenna may be 0 degrees (360 degrees).
- the heterogeneous hybrid wireless communication device may be used for a display device such as a TV.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (10)
- 신호 처리 장치;상기 신호 처리 장치와 연결되고, 제1-1 신호를 송수신하는 제1-1 안테나;상기 신호 처리 장치와 연결되고, 제1-2 신호를 송수신하는 제1-2 안테나;상기 신호 처리 장치와 연결되고, 제2 신호를 송수신하는 제2 안테나;상기 제1-1 안테나와 상기 신호 처리 장치 사이에 배치된 제1 위상 제어 소자;상기 제1-2 안테나와 상기 신호 처리 장치 사이에 배치된 제1-2 위상 제어 소자; 및상기 제2 안테나와 상기 신호 처리 장치 사이에 배치된 제2 위상 제어 소자를 포함하고,상기 제1-1 위상 제어 소자에서 출력된 상기 제1-1 신호와 상기 제1-2 위상 제어 소자에서 출력된 상기 제1-2 신호는 180도의 위상차를 갖고,상기 제2 위상 제어 소자에서 출력된 상기 제2 신호는, 상기 제1-1 신호 및 상기 제1-2 신호 각각과 90도의 위상차를 갖는, 무선 통신 모듈.
- 제1 항에 있어서,상기 제1-1 신호와 상기 제1-2 신호는 제1 프로토콜에 따른 신호이고,상기 제2 신호는 상기 제1 프로토콜과 상이한 제2 프로토콜에 따른 신호인, 무선 통신 모듈.
- 제2 항에 있어서,상기 제1 프로토콜과 상기 제2 프로토콜은 동작 주파수의 적어도 일부가 서로 중첩되고,상기 180도의 위상차 및 상기 90도의 위상차는, 상기 중첩되는 동작 주파수에서의 위상차인, 무선 통신 모듈.
- 제2 항에 있어서,상기 제1 프로토콜은 와이파이 프로토콜을 포함하고,상기 제2 프로토콜은 블루투스 프로토콜을 포함하는, 무선 통신 모듈.
- 신호 처리 장치;상기 신호 처리 장치와 연결되고, 제1-1 신호를 송수신하는 제1-1 안테나;상기 신호 처리 장치와 연결되고, 제1-2 신호를 송수신하는 제1-2 안테나;상기 신호 처리 장치와 연결되고, 제2 신호를 송수신하는 제2 안테나;상기 제1-1 안테나와 상기 신호 처리 장치 사이 또는 상기 제1-2 안테나와 상기 신호 처리 장치 사이에 배치된 제1 위상 제어 소자;상기 제2 안테나와 상기 신호 처리 장치 사이에 배치된 제2 위상 제어 소자; 및상기 제1-1 안테나 및 상기 제1-2 안테나와 연결된 제1 그라운드와, 상기 제2 안테나와 연결된 제2 그라운드 사이에 배치된 제3 위상 제어 소자를 포함하되,상기 제1-1 안테나에서 출력된 상기 제1-1 신호와 상기 제1-2 안테나에서 출력된 상기 제1-2 신호는 175도 내지 185도의 위상차를 갖고,상기 제2 안테나에서 출력된 상기 제2 신호는, 상기 제1-1 신호 및 상기 제1-2 신호 각각과 85도 내지 95도의 위상차를 갖는, 무선 통신 모듈.
- 제5 항에 있어서,상기 제1-1 신호와 상기 제1-2 신호는 제1 프로토콜에 따른 신호이고,상기 제2 신호는 상기 제1 프로토콜과 상이한 제2 프로토콜에 따른 신호인, 무선 통신 모듈.
- 제6 항에 있어서,상기 제1 프로토콜과 상기 제2 프로토콜은 동작 주파수의 적어도 일부가 서로 중첩되고,상기 각 위상차는, 상기 중첩되는 동작 주파수에서의 위상차인, 무선 통신 모듈.
- 제6 항에 있어서,상기 제1 프로토콜은 와이파이 프로토콜을 포함하고,상기 제2 프로토콜은 블루투스 프로토콜을 포함하는, 무선 통신 모듈.
- 제5 항에 있어서,상기 제3 위상 제어 소자는,양단 간에 85도 내지 95의 위상차를 발생시키는, 무선 통신 모듈.
- 제6 항에 있어서,상기 제1-1 안테나 및 상기 제1-2 안테나는 상기 제1 프로토콜에 따른 다중 안테나(MIMO)를 구성하는, 무선 통신 모듈.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP22846270.1A EP4376311A1 (en) | 2021-07-21 | 2022-07-21 | Heterogeneous complex wireless communication device |
CN202280051580.XA CN117693901A (zh) | 2021-07-21 | 2022-07-21 | 异构复合无线通信设备 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2021-0095804 | 2021-07-21 | ||
KR1020210095804A KR20230014451A (ko) | 2021-07-21 | 2021-07-21 | 이종 복합 무선 통신 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2023003400A1 true WO2023003400A1 (ko) | 2023-01-26 |
Family
ID=84979356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2022/010719 WO2023003400A1 (ko) | 2021-07-21 | 2022-07-21 | 이종 복합 무선 통신 장치 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4376311A1 (ko) |
KR (1) | KR20230014451A (ko) |
CN (1) | CN117693901A (ko) |
WO (1) | WO2023003400A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140273884A1 (en) * | 2013-03-13 | 2014-09-18 | Qualcomm Incorporated | Wlan diversity/mimo using shared antenna |
KR20190098529A (ko) * | 2018-02-14 | 2019-08-22 | 삼성전자주식회사 | 다중 급전을 이용한 안테나 및 그것을 포함하는 전자 장치 |
KR102076525B1 (ko) * | 2013-07-16 | 2020-02-12 | 엘지이노텍 주식회사 | 위상변환기 및 이를 구비하는 송신 시스템 |
KR20210017042A (ko) * | 2019-08-06 | 2021-02-17 | 삼성전자주식회사 | 복수 개의 안테나 모듈들을 포함하는 전자 장치 |
KR20210083036A (ko) * | 2019-12-26 | 2021-07-06 | 삼성전자주식회사 | 안테나 모듈 및 이를 이용하는 전자 장치 |
-
2021
- 2021-07-21 KR KR1020210095804A patent/KR20230014451A/ko not_active Application Discontinuation
-
2022
- 2022-07-21 EP EP22846270.1A patent/EP4376311A1/en active Pending
- 2022-07-21 CN CN202280051580.XA patent/CN117693901A/zh active Pending
- 2022-07-21 WO PCT/KR2022/010719 patent/WO2023003400A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140273884A1 (en) * | 2013-03-13 | 2014-09-18 | Qualcomm Incorporated | Wlan diversity/mimo using shared antenna |
KR102076525B1 (ko) * | 2013-07-16 | 2020-02-12 | 엘지이노텍 주식회사 | 위상변환기 및 이를 구비하는 송신 시스템 |
KR20190098529A (ko) * | 2018-02-14 | 2019-08-22 | 삼성전자주식회사 | 다중 급전을 이용한 안테나 및 그것을 포함하는 전자 장치 |
KR20210017042A (ko) * | 2019-08-06 | 2021-02-17 | 삼성전자주식회사 | 복수 개의 안테나 모듈들을 포함하는 전자 장치 |
KR20210083036A (ko) * | 2019-12-26 | 2021-07-06 | 삼성전자주식회사 | 안테나 모듈 및 이를 이용하는 전자 장치 |
Also Published As
Publication number | Publication date |
---|---|
CN117693901A (zh) | 2024-03-12 |
KR20230014451A (ko) | 2023-01-30 |
EP4376311A1 (en) | 2024-05-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10651875B2 (en) | Multi-way switch, radio frequency system, and wireless communication device | |
US11601166B2 (en) | Antenna switching on MIMO devices | |
KR20200085902A (ko) | 멀티 웨이 스위치, 무선 주파수 시스템 및 무선 통신 장치 | |
WO2016003173A1 (en) | Antenna feed integrated on multi-layer printed circuit board | |
US7486955B2 (en) | Electronic device with antenna for wireless communication | |
KR20200080328A (ko) | 멀티 웨이 스위치, 무선 주파수 시스템 및 무선 통신 장치 | |
EP3540969B1 (en) | Multiway switch, radio frequency system, and communication device | |
WO2010098529A1 (en) | Mimo antenna having parasitic elements | |
WO2016186304A1 (ko) | 통신모듈 및 이를 포함하는 통신장치 | |
KR20200096821A (ko) | 멀티 웨이 스위치, 무선 주파수 시스템 및 통신 장치 | |
EP2612535A2 (en) | Apparatus and method for a multi-band radio operating in a wireless network | |
JP2021512549A5 (ko) | ||
WO2019143061A1 (ko) | 안테나 장치 및 이를 이용한 모바일 디바이스 | |
WO2017115925A1 (ko) | 메인 유닛 및 이를 포함하는 분산 안테나 시스템 | |
WO2013020442A1 (zh) | 移动终端及gps和3g单天线实现装置 | |
KR101912872B1 (ko) | 고밀집 네트워크 환경을 위한 WiFi 네트워크 시스템 | |
WO2023003400A1 (ko) | 이종 복합 무선 통신 장치 | |
WO2010151088A2 (en) | Shield case and antenna set comprising it | |
WO2022019722A1 (ko) | 무선 통신 시스템에서 안테나 필터 및 이를 포함하는 전자 장치 | |
WO2023163259A1 (ko) | 분산종단유닛에 대하여 주파수자원 분배 경로를 가진 오픈랜에 적용되는 인빌딩 라디오유닛, 이를 포함한 시스템 및 이의 제어방법 | |
WO2022030950A1 (en) | Methods and equipments for locking transmission state | |
WO2021107423A1 (ko) | 다중 광대역 안테나 및 이를 이용한 mimo 안테나 | |
WO2021206273A1 (ko) | 밀리미터웨이브 모바일 라우터 | |
WO2020214015A1 (ko) | 이중 편파 기지국 안테나 방사체 | |
WO2015064938A1 (ko) | 도우너 유니트, 리모트 유니트 및 이를 구비한 이동통신 기지국 시스템 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 22846270 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2024503628 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202280051580.X Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2022846270 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2022846270 Country of ref document: EP Effective date: 20240221 |