TW201929450A - Wireless signal transceiver device - Google Patents

Abstract

A wireless signal transceiver device includes a dual-polarized antenna, a transceiving circuit and a receiving circuit. The bipolar antenna is used to transmit a first wireless signal and receive a second wireless signal substantially at the same time. The bipolar antenna includes a first feed zone and a second feed zone. The first feed zone is used to receive a transmission signal, and the first wireless signal is related to the transmission signal. The second feed zone is used to output a receiving signal, and the receiving signal is related to the second wireless signal. The transceiving circuit is used to generate the transmission signal. The receiving circuit is used to generate an amplification signal, and the amplification signal is related to the receiving signal.

Description

Wireless signal transceiver

The present invention relates to a wireless signal transceiver device, and more particularly to a wireless signal transceiver device that substantially simultaneously receives and transmits wireless signals.

In the field of wireless communication, dual-polarized antennas are used to perform wireless signal reception and transmission systems. However, in order to perform the transmitting and receiving functions of the dual-polarized antenna, a common method is to receive an external wireless signal into the system using the receiving dual-polarized antenna, and transmit the wireless signal from the system to the outside using the transmitting dual-polarized antenna. Although such a structure can perform the function of transmitting and receiving wireless signals, since the two dual-polarized antennas such as the receiving dual-polarized antenna and the transmitting dual-polarized antenna are used, the volume occupied by the dual-polarized antenna is large, thereby making the whole The size of the system is difficult to reduce.

Embodiments provide a wireless signal transceiving device including a dual polarized antenna, a transmitting circuit and a receiving circuit. The dual-polarized antenna is configured to transmit a first wireless signal and substantially simultaneously receive a second wireless signal, wherein the first wireless signal is used to reflect the second wireless signal after being reflected by an object. The dual-polarized antenna includes a first feed area and a second feed area, wherein the first feed area is configured to receive a first transmit signal, and the first wireless signal is related to the first transmit The second receiving area is configured to output a first receiving signal, and the first receiving signal is related to the second wireless signal. The transmitting circuit is configured to generate the first transmitting signal. The receiving circuit is configured to generate a processing signal, wherein the processing signal is related to the first received signal.

Embodiments provide a wireless signal transceiving device including a dual polarized antenna, a transmitting circuit and a receiving circuit. The dual-polarized antenna is configured to transmit a first wireless signal and substantially simultaneously receive a second wireless signal. The dual-polarized antenna includes a first feed region and a second feed region. The first feed area is configured to receive a first transmit signal, wherein the first wireless signal is generated according to at least the first transmit signal. The second receiving area is configured to output a first receiving signal, wherein the first receiving signal is generated according to the second wireless signal. The dual-polarized antenna has an antenna shape center, the first feed region has a first region shape center, the second feed region has a second region shape center, and the first region shape center and the antenna shape The center line forms a first direction, and the line connecting the shape center of the second area to the center of the antenna shape forms a second direction, the first direction being substantially orthogonal to the second direction.

The embodiment provides a wireless signal transceiving device, including a first dual-polarized antenna, a first transmitting circuit, a first receiving circuit, a second dual-polarized antenna, a second transmitting circuit and a second receiving circuit. The first dual-polarized antenna is configured to transmit a first wireless signal and receive a second wireless signal substantially simultaneously. The first dual-polarized antenna includes a first feed region and a second feed region, the first feed region is configured to receive a first transmit signal, wherein the first wireless signal is related to the first The second signal receiving area is configured to output a first receiving signal, wherein the first receiving signal is generated related to the second wireless signal. The first transmitting circuit is configured to generate the first transmitting signal. The first receiving circuit is configured to generate a first processing signal, wherein the first processing signal is generated related to the first received signal. The first dual-polarized antenna has an antenna shape center, the first feed region has a first region shape center, the second feed region has a second region shape center, and the first region shape center and the The line connecting the center of the antenna shape forms a first direction, and the line connecting the center of the shape of the second area and the center of the antenna shape forms a second direction, and the first direction is substantially orthogonal to the second direction. The second dual-polarized antenna is configured to transmit the second wireless signal and receive the first wireless signal substantially simultaneously. The second dual-polarized antenna includes a first feed region and a second feed region, the first feed region is configured to receive a second transmit signal, wherein the second wireless signal is related to the second The second receiving area is configured to output a second receiving signal, wherein the second receiving signal is generated related to the first wireless signal. The second transmitting circuit is configured to generate the second transmitting signal. The second receiving circuit is configured to generate a second processing signal, wherein the second processing signal is generated in relation to the second receiving signal. The second dual-polarized antenna has an antenna shape center, the first feed region has a first region shape center, the second feed region has a second region shape center, and the first region shape center and the The line connecting the center of the antenna shape forms a first direction, and the line connecting the center of the shape of the second area and the center of the antenna shape forms a second direction, and the first direction is substantially orthogonal to the second direction. The first direction of the first dual-polarized antenna is substantially orthogonal to the first direction of the second dual-polarized antenna, or the second direction of the first dual-polarized antenna is substantially orthogonal to the The second direction of the second dual polarized antenna.

The dual-polarized antenna described herein may be rectangular (e.g., rectangular, square), circular, elliptical, or the like. The ellipse described herein may be a mathematically precisely defined ellipse, but may also be an oval-like oval, round, or oblong. Related engineering simulations and device fine-tuning can be used to optimize the signal transmission and reception in practice. Fig. 1 is a schematic diagram of a wireless signal transmitting and receiving apparatus 100 of an embodiment. The wireless signal transmitting and receiving apparatus 100 may include a dual polarized antenna An, a transmitting circuit 110, and a receiving circuit 120. The dual polarized antenna an can be used to transmit the first wireless signal Stx and substantially simultaneously receive the second wireless signal srx. The first wireless signal STX is used to reflect the second wireless signal SRX after being reflected by an object. In an embodiment, the first wireless signal STX and the second wireless signal SRX are, for example, radio frequency signals. For a period of time, since the first wireless signal Stx is continuously transmitted by the dual-polarized antenna an and reflected by the object, the second wireless signal SRX is also continuously received by the dual-polarized antenna an, that is, in the dual-polarized antenna an When the first wireless signal Stx is continuously transmitted, the second wireless signal srx is continuously received at the same time. In an embodiment, the waveform of the first wireless signal STX may be fixed or different with time.

The dual polarized antenna an may include feed regions FZ1 and Fz2. The dual-polarized antenna AN may have an antenna shape center CT, the feed region FZ1 has a region shape center FZC1, the feed region FZ2 has a region shape center FZC2, and the region shape center FZC1 and the antenna shape center CT form a direction DR1, the region shape The line connecting the center FZC2 and the antenna shape center CT forms a direction DR2, and the direction DR1 is substantially orthogonal to the direction DR2.

In the embodiments of Figs. 1 to 10 and Fig. 13, the dual-polarized antenna is rectangular, and an embodiment of the present invention is exemplified. Therefore, the feed region Fz1 of the dual-polarized antenna AN may include a first side d1 of the rectangle, and the feed region Fz2 may include a second side D2 of the rectangle, that is, the first side d1 may be orthogonal to the second side d2, and The area shape center FZC1 and the area shape center FZC2 are located at the center points of the first side d1 and the second side D2, respectively. However, as described above, the dual-polarized antenna may not be limited to a rectangular shape, and an embodiment in which the dual-polarized antenna is in other shapes will be described below with reference to FIGS. 11 and 12.

In the first figure, the first side d1 can be used to receive the first transmission signal st1, and the first wireless signal stx can be related to the first transmission signal st1. The second side D2 can be substantially orthogonal to the first side d1. According to an embodiment, the first side d1 may be adjacent to the second side D2, and the first side d1 may have substantially the same length as the second side D2. The shape of the dual polarized antenna AN may be square.

According to the embodiment, the polarity direction of the wireless signal wave transmitted and received by the dual-polarized antenna an is orthogonal to the traveling direction of the induced current, so that the first wireless signal stx and the second wireless signal srx are not easily in the dual-polarized antenna Interfere with each other. The length of the first side d1 and the second side D2 may be about one-half of the wavelength of the first transmission signal st1 or the first wireless signal stx.

The second side D2 can be used to output the first received signal sr1, and the first received signal sr1 can be related to the second wireless signal srx. The transmitting circuit 110 and the receiving circuit 120 may be coupled to the dual polarized antenna an or may be substantially insulated from the dual polarized antenna an. In an embodiment, the transmitting circuit 110 and the receiving circuit 120 are coupled to the dual polarized antenna an. The transmitting circuit 110 can be coupled to the first side d1 for generating the first transmitting signal st1. The receiving circuit 120 can be coupled to the second side D2 for generating a processing signal sa, wherein the processing signal sa can be related to the first received signal sr1. According to an embodiment, the first wireless signal stx can be generated according to at least the first transmit signal st1, and the first received signal sr1 can be generated according to the second wireless signal srx.

FIG. 2 is a schematic diagram of a wireless signal transceiving device 200 in another embodiment. The wireless signal transmitting and receiving device 200 can be an embodiment of the wireless signal transmitting and receiving device 100. As shown in FIG. 2, the transmitting circuit 110 can include a first amplifier a1, wherein the first transmitting signal st1 can correspond to an output signal output by the first amplifier a1. So. The receiving circuit 120 can include a second amplifier a2 that can be used to output a processing signal sa. According to an embodiment, the output signal so may be a single signal or a pair of signals having a specific phase difference, the first amplifier a1 may be a power amplifier, and the second amplifier a2 may be a low noise amplifier.

FIG. 3 is a schematic diagram of a wireless signal transceiving device 300 in another embodiment. The wireless signal transmitting and receiving device 300 can be an embodiment of the wireless signal transmitting and receiving device 100. As shown in FIG. 3, the transmitting circuit 110 can include a combiner 115 and a first amplifier A31. The first output signal so1 and the second output signal so2 outputted by the first amplifier a31 are received between the first side d1 of the dual-polarized antenna an and the first amplifier a31. The signal so1 and the second output signal so2 are combined to generate the first transmit signal St1 and output the first transmit signal St1 to the first side d1. In the third embodiment, the first amplifier a31 has two output ends, and the output signal of the first amplifier a31 includes the first output signal so1 and the second output signal so2, and the first output signal so1 and the second output signal so2 are mutually Differential signal.

4 is a schematic diagram of a wireless signal transceiving device 400 in another embodiment. The wireless signal transmitting and receiving device 400 can be an embodiment of the wireless signal transmitting and receiving device 100. As shown in FIG. 4, the receiving circuit 120 can include a coupler 125 and a second amplifier A42. The coupler 125 is coupled between the second side D2 and the second amplifier a42 of the dual-polarized antenna an for receiving the first received signal SR1, and converting the first received signal SR1 into the first input signal si1 and the second The signal si2 is input, and the first input signal si1 and the second input signal si2 are output to the second amplifier A42. In the fourth embodiment, the second amplifier A42 can generate the processing signal sa according to the first input signal si1 and the second input signal si2, and the first input signal si1 and the second input signal si2 can be mutually differential signals.

FIG. 5 is a schematic diagram of a wireless signal transceiving device 500 in another embodiment. The wireless signal transmitting and receiving device 500 can be an embodiment of the wireless signal transmitting and receiving device 100. The transmitting circuit 110 of FIG. 5 can include a combiner 115 and a first amplifier A31 as shown in FIG. 3. The receiving circuit 120 of FIG. 5 can be the fourth. The figure includes a coupler 125 and a second amplifier A42, the principle of which is not described herein.

Figure 6 is a schematic diagram of a wireless signal transceiver 600 in an embodiment. In this embodiment, the transmitting circuit 110 and the receiving circuit 120 are substantially insulated from the dual polarized antenna an. As shown in FIG. 6, the wireless signal transceiver can include feed elements F1 and F2. Any of the feeding elements F1 and F2 may be a T-shaped element. Taking the feeding element F1 as an example, the feeding element F1 may include a strip conductor F1A and a transmission line F1B. Similarly, the feeding element F2 may also include the two parts. The feeding component F1 can be disposed on the first side d1 of the dual-polarized antenna an for receiving the first transmitting signal St1 generated by the transmitting circuit 110, and feeding the first transmitting signal St1 into the dual-polarized antenna through electromagnetic induction. Wherein the feed element f1 and the transmit circuit 110 can be substantially insulated from the dual polarized antenna AN. The feeding component F2 can be disposed on the second side d2 of the dual-polarized antenna an for feeding electromagnetic induction into the first receiving signal Sr1 and outputting to the receiving circuit 120, wherein the feeding component f2 and the receiving circuit 120 can be substantially insulated In the dual-polarized antenna an.

According to an embodiment, the feeding element F1 may be, for example but not limited to, a T-shaped feeding element, and the strip conductor F1A of the feeding element F1 and the first side d1 of the dual-polarizing antenna an may be arranged in parallel with each other and have The first distance L1, the length of the strip conductor F1A is about 0.5 to 1 times the length of the first side d1. The first distance L1 is related to the impedance corresponding to the first transmission signal st1. The feeding element F1 can be used to receive the first transmitting signal st1 via the transmission line F1B at an intermediate position of the strip conductor F1A. The feeding element F2 may be, for example but not limited to, a T-shaped feeding element, and the strip conductor of the feeding element F2 and the second side d1 of the dual-polarizing antenna an may be arranged in parallel with each other and have a second distance L2, The length of the strip conductor fed to the element F2 is about 0.5 to 1 times the length of the second side d2. The second distance L2 is related to the impedance corresponding to the first received signal sR1. The feeding element F2 can be used to output the first receiving signal SR1 via the transmission line at an intermediate position of the strip conductor.

FIG. 7 is a schematic diagram of a wireless signal transceiving device 700 in the embodiment. The wireless signal transceiver 700 can include a dual polarized antenna AN, a transmit circuit 710, and a receive circuit 720. The dual-polarized antenna AN of FIG. 7 may further include a third side D3 with respect to the first side D1 in addition to the first side D1 and the second side D2 described above. The third side D3 is substantially orthogonal to the second side D2 and coupled to the transmitting circuit 710, and is configured to receive the second transmitting signal ST2, wherein the first wireless signal STX is according to the first transmitting signal St1 and the second transmitting signal St2. produce. The transmitting circuit 710 can be configured to output the first transmitting signal st1 and the second transmitting signal st2. As shown in FIG. 7, the dual-polarized antenna an can further include a fourth side D4 with respect to the second side D2. The fourth side D4 can be substantially orthogonal to the first side D1 and coupled to the receiving circuit 720. The second received signal sr2 is output, wherein the first received signal sR1 and the second received signal sr2 are generated according to the second wireless signal SRX. The receiving circuit 720 is configured to receive the first received signal sr1 and the second received signal Sr2, and generates the processed signal Sa according to the first received signal Sr1 and the second received signal Sr2. The first transmit signal St1 and the second transmit signal St2 can be mutually differential signals, and the first receive signal sR1 and the second receive signal sr2 can be mutually differential signals. The third side D3, the fourth side D4, and the relationship between the corresponding feeding area and the antenna shape center CT, and the first side D1 and the second side D2 in FIG. 1 and the corresponding feeding area FZ1 respectively The relationship between FZ2 and the shape center CT of the antenna is similar, and the description is not repeated. However, the third shape of the region shape center of the feed region corresponding to the third side D3 and the connection with the center of the antenna shape CT is opposite to the first direction DR1; the region of the feed region corresponding to the fourth side D4 The fourth direction formed by the center of the shape and the line connecting the center of the antenna shape CT is opposite to the second direction DR2.

Figure 8 is a schematic diagram of a wireless signal transceiving device 800 in an embodiment. The wireless signal transceiver 800 is similar to that of FIG. 7, but as shown in FIG. 8, the wireless transceiver 800 may include feed elements F1 to F4. Similarly, the bipolar antenna AN may include the feed regions FZ1 to FZ4 including the first side D1 to the fourth side D4, respectively. The feeding elements F1 and F2 can be as described above, and the feeding element F3 is similar to the feeding element F1, and can be disposed on the third side d3 of the dual polarized antenna AN for receiving the second transmitting signal st2 and the second transmitting The signal st2 is fed into the dual-polarized antenna an through electromagnetic induction. The feed element f3 can be substantially insulated from the dual-polarized antenna an, and the distance between the feed element f3 and the dual-polarized antenna an can be related to the impedance corresponding to the second transmit signal st2. The feed element F4 is similar to the feed element F2 and can be disposed on the fourth side d4 of the dual-polarized antenna an for feeding the second receive signal sr2 through electromagnetic induction and outputting the second receive signal sr2 to the receiving circuit 720. The feed element f4 can be substantially insulated from the dual-polarized antenna an, and the distance between the feed element f4 and the dual-polarized antenna an can be related to the impedance corresponding to the second received signal sR2. The first transmit signal St1 and the second transmit signal St2 can be mutually differential signals, and the first receive signal sR1 and the second receive signal sr2 can be mutually differential signals. The relationship between the third side D3, the fourth side D4 and the corresponding feeding regions FZ3 and FZ4 and the antenna shape center CT, and the first side D1 and the second side D2 in FIG. 1 respectively The relationship between the connection regions FZ1 and FZ2 and the antenna shape center CT is similar, and the description will not be repeated. However, the third shape of the region shape center of the feed region corresponding to the third side D3 and the connection with the center of the antenna shape CT is opposite to the first direction DR1; the region of the feed region corresponding to the fourth side D4 The fourth direction formed by the center of the shape and the line connecting the center of the antenna shape CT is opposite to the second direction DR2.

Figure 9 is a schematic diagram of a wireless signal transceiver 900 in an embodiment. As shown in FIG. 9, the first wireless signal stx can be used to be reflected by the object obj to generate the second wireless signal srx. The transmitting circuit 110 can be configured to generate the first transmitting signal St1 according to the input signal si. The wireless signal transceiver 900 can include a processing unit PU. The processing unit PU can be coupled to the transmitting circuit 110 and the receiving circuit 120 for generating spatial information of the object obj according to the input signal Si and the processing signal Sa. In other words, the wireless signal transceiver 900 can be used to detect spatial information of the object obj, such as distance, moving speed, moving angle, or detected time.

Figure 10 is a schematic diagram of a wireless signal transceiving device 1000 in an embodiment. The wireless signal transmitting and receiving apparatus 1000 can include dual-polarized antennas an1 and an2, transmitting circuits 1010 and 1030, and receiving circuits 1020 and 1040.

The dual polarized antenna an1 can be used to transmit the first wireless signal Sx1 and substantially simultaneously receive the second wireless signal Sx2. Since the design of the dual-polarized antennas an1 and an2 is similar to that of the dual-polarized antenna an of FIG. 1, the first dual-polarized antenna an1 includes a first feed region, a second feed region, and an antenna shape center, and the first feed The junction region includes a first side d11 and the second feed region includes a second side d12. The first feed region has a first region shape center, and the second feed region has a second region shape center, the first region shape center and the antenna shape center line form a first direction, and the second region shape center and the first day The line connecting the center of the line shape forms a second direction, the first direction being substantially orthogonal to the second direction. The first receiving signal S1A1 can be used to receive the first receiving signal St1A, wherein the first wireless signal Sx1 can be generated in relation to the first transmitting signal St1A, and the second side d12 can be used to output the first receiving signal Sr1A, wherein the first receiving signal Sr1A can be Generated in relation to the second wireless signal Sx2. The transmitting circuit 1010 can be coupled to the first side d11 of the dual-polarized antenna an1 for generating the first transmit signal st1A. The receiving circuit 1020 can be coupled to the second side d12 of the dual-polarized antenna an1 for generating the processing signal Sa1, wherein the processing signal sa1 can be generated in relation to the first received signal sr1a.

The dual polarized antenna an2 can be used to transmit the second wireless signal sx2 and receive the first wireless signal sx1 substantially simultaneously. Similarly, the dual-polarized antenna an2 may include a first feed region, a second feed region, and an antenna shape center, the first feed region includes a first side D21, and the second feed region includes a second side d22. The first feed region has a first region shape center, and the second feed region has a second region shape center, the first region shape center and the antenna shape center line form a first direction, and the second region shape center and the antenna shape center The wires form a second direction, the first direction being substantially orthogonal to the second direction. The first receiving signal S2 can be used to receive the second transmitting signal St2a, wherein the second wireless signal sx2 can be generated in relation to the second transmitting signal st2a, and the second side d22 can be used to output the second receiving signal sr2a, wherein the second receiving signal Sr2a can be Generated in relation to the first wireless signal Sx1. The transmitting circuit 1030 can be coupled to the first side d21 of the dual-polarized antenna an2 for generating the second transmitting signal st2a, and the receiving circuit 1040 can be coupled to the second side d22 of the dual-polarized antenna an2 for generating the processing signal. Sa2, wherein the processing signal sa2 is generated in relation to the second received signal sr2a. According to an embodiment, the first direction of the dual-polarized antenna an1 is orthogonal to the first direction of the dual-polarized antenna an2, or the second direction of the dual-polarized antenna an1 is orthogonal to the second direction of the dual-polarized antenna an2. According to an embodiment, the first direction of the dual-polarized antenna an1 is orthogonal to the first direction of the dual-polarized antenna an2, and the second direction of the dual-polarized antenna an1 is orthogonal to the second direction of the dual-polarized antenna an2.

According to an embodiment, the first wireless signal Sx1 and the second wireless signal sx2 are, for example, radio frequency signals. For a period of time, since the first wireless signal Sx1 is continuously transmitted by the dual-polarized antenna an1, it is also continuously received by the dual-polarized antenna an2; and the second wireless signal Sx2 is continuously transmitted by the dual-polarized antenna an2, so It will also continue to be received by the dual-polarized antenna an1. That is, when the dual-polarized antenna an1 continuously transmits the first wireless signal Sx1, the second wireless signal Sx2 is substantially continuously received at the same time; otherwise, when the dual-polarized antenna an2 continuously transmits the second wireless signal Sx2, substantially simultaneously The first wireless signal Sx1 is continuously received. According to the embodiment, the waveform of the first wireless signal Sx1 and the waveform of the second wireless signal Sx2 may be fixed or different with time, and are determined according to the content of the wireless data communication included in the processing signal Sa1 or SA2.

According to an embodiment, the dual-polarized antenna an1 and the dual-polarized antenna an2 may be separated by a distance L10, and the first side d11 of the dual-polarized antenna an1 may be substantially orthogonal to the second side D12, and the first side of the dual-polarized antenna an1 D11 may be substantially orthogonal to the first side d21 of the dual polarized antenna an2, and the first side d21 of the dual polarized antenna an2 may be substantially orthogonal to the second side d22 of the dual polarized antenna an2.

According to an embodiment, the first side d11 of the dual-polarized antenna an1 may be adjacent to the second side d12, and the first side d21 of the dual-polarized antenna an2 may be adjacent to the second side d22.

As shown in FIG. 10, wireless data communication can be realized by using the wireless signal transmitting and receiving apparatus 1000. For example, if the distance L10 is 100 meters, wireless communication with a distance of 100 meters can be performed through the dual-polarized antenna an1 and the dual-polarized antenna an2.

According to an embodiment, the first wireless signal sx1 can be generated according to at least the first transmit signal St1a. The first receive signal Sr1a can be generated according to the second wireless signal Sx2, and the second wireless signal Sx2 can be generated according to the at least second transmit signal St2a. And the second received signal Sr2a can be generated according to the first wireless signal Sx1.

According to the embodiment, the first side d11 of the dual-polarized antenna an1 and the second side d22 of the dual-polarized antenna an2 can mutually correspond to the dual-polarized antenna part when transmitting and receiving the wireless signal, and the dual-polarized antenna an2 The one side d21 and the second side d12 of the dual-polarized antenna an1 can mutually correspond to the dual-polarized antenna part, so the first side d11 of the dual-polarized antenna an1 and the second side d22 of the dual-polarized antenna an2 have Substantially the same length and substantially parallel/coincident with each other, and the first side d21 of the dual polarized antenna an2 may have substantially the same length as the second side d12 of the dual polarized antenna an1 and may be substantially parallel to each other / coincide.

According to an embodiment, the first side d11 and the second side d12 of the dual polarized antenna an1 may have substantially the same length. For example, since the side length of the side of the dual-polarized antenna for feeding the signal can be related to the frequency of the fed signal, when the time-sharing transmission is performed using the same frequency, the dual-polarized antenna an1 can be used. The first side d11 and the second side d12 are designed to have the same length.

According to another embodiment, the first side d11 of the dual polarized antenna an1 may have a different length than the second side d12. For example, when the frequency division transmission is performed using the different frequencies, the first side d11 and the second side d12 of the dual polarization antenna an1 may be designed to have different lengths.

According to an embodiment, the shape of the dual-polarized antenna an1 and the dual-polarized antenna an2 may include a square or a rectangle. Each side of the dual-polarized antenna an1 and the dual-polarized antenna an2 can be respectively provided with a feeding component, such as the feeding component shown in FIG. 6 and FIG. 8, to feed or feed the signal by electromagnetic induction. A dual polarized antenna.

According to an embodiment, the dual-polarized antenna an1 and the dual-polarized antenna an2 may transmit or receive a differential signal similarly to that shown in FIGS. 6 and 8.

In FIGS. 1 to 10 and FIG. 13, the dual-polarized antenna is rectangular. For example, the elliptical dual-polarized antenna as shown in FIG. 11 can also be applied to FIGS. 1 to 10, and 13 map configuration.

Figure 11 is a partial schematic view of a wireless signal transceiving device in an embodiment. 11 is a view of the transmitting circuit 110 and the receiving circuit 120 in FIG. 1, and only the dual-polarized antenna ANB is shown, and the elements F111 and F112 are fed. The feed elements F111 and F112 may be disposed corresponding to the feed regions FZ111 and FZ112, respectively. Different from the rectangular antennas of FIGS. 1 to 10 and FIG. 13, the dual-polarized antenna ANB may have an elliptical shape as described above. The feeding element F111 may include a strip conductor F111A and a transmission line F111B, and the strip conductor F111A may be disposed in parallel with the edge of the dual polarized antenna ANB. In other words, when the dual polarized antenna AN11 is elliptical, the strip conductor F111A may be It is an arc. Similarly, the feed element F112 may include a strip conductor F112A and a transmission line F112B, and the shape thereof is also the same. The strip conductor F111A and the double polarized antenna ANB may have a distance DT1 between the edges. The distance DT1 can be related to the impedance corresponding to the transmitted signal. For example, if the dual-polarized antenna ANB is applied to the example of FIG. 6, the transmission line F111B may be disposed at an intermediate position of the strip conductor F111A for receiving the first transmission signal ST1. Similarly, the transmission line F112B fed to the element F112 can be used to output the first received signal SR1. Similar to FIG. 1, the dual polarized antenna ANB may include feed regions FZ111 and Fz112. The dual-polarized antenna ANB may have an antenna shape center CT, the feed region FZ111 has a region shape center, the feed region FZ112 has a region shape center, and the connection between the region shape center of the feed region FZ111 and the antenna shape center CT forms a first direction DR1, the line connecting the shape shape center of the feed region FZ112 and the antenna shape center CT forms a second direction DR2, and the first direction DR1 is substantially orthogonal to the second direction DR2. The angle AA1 between the feed region FZ111 and the antenna shape center CT is approximately 22.5 degrees to 120 degrees, and the angle AA2 between the feed region FZ112 and the antenna shape center CT is approximately 22.5 degrees to 120 degrees, and the sum of the angle AA1 and the angle AA2 is not More than 180 degrees.

The dual polarized antenna ANB may have a first antenna surface and a second antenna surface, and a thickness may be formed between the first antenna surface and the second antenna surface. One of the first antenna surface and the second antenna surface may be located on the reference surface, and the strip conductor F111A and the strip conductor F112A are projected on the reference plane, and may be located outside the dual polarized antenna ANB, instead of overlapping. The strip conductor F111A, the transmission line F111B may be coplanar in parallel with the reference plane, and the strip conductor F111A may be parallel to the edge of the dual polarized antenna ANB and have a distance DT1. Similarly, the strip conductor F112A and the transmission line F112B are also the same, and may be parallel to the edge of the dual-polarized antenna ANB and have a distance DT2. For example, the dual polarized antenna ANB can be fabricated on a metal layer of a circuit board such as, but not limited to, a printed circuit board, and the feed elements are fabricated on the same metal layer of the circuit board to form the antenna of FIG. In another embodiment, the antenna body and the feed element can be fabricated in different metal layers, and the antenna of FIG. 11 can also be formed.

Figure 12 is a partial schematic view of a wireless signal transceiving device in an embodiment. Similar to FIG. 11, only the dual-polarized antenna ANB is shown, and the components F111 and F112 are fed. However, in FIG. 12, the positions of the strip conductors F111A and F112A projected on the reference plane may be located inside the dual-polarized antenna ANB. It overlaps with the dual-polarized antenna ANB in the vertical direction. The strip conductors feeding any of the elements F111 and F112 may be disposed on the same plane as the transmission line. The strip conductors may be parallel to the reference plane and have a vertical distance. For example, the dual polarized antenna ANB can be fabricated on a metal layer of a circuit board (such as, but not limited to, a printed circuit board), and the feed element is fabricated on another metal layer of the circuit board, and between the two metal layers This vertical distance can be provided to form the antenna of Fig. 12. The relationship between the feeding regions FZ111 and Fz112 of the dual-polarized antenna ANB and the antenna shape center CT is similar to that of the embodiment of Fig. 11, and the description thereof will not be repeated.

11 and 12 are exemplified by having two feed elements, but according to an embodiment, the elliptical bipolar antenna can also be provided with four feeds in four feed regions as shown in FIG. Components, similarities in application, do not repeat the description.

Figure 13 is a schematic diagram of a wireless signal transceiving device 1300 in still another embodiment. The wireless signal transmitting and receiving device 1300 can be an embodiment of the wireless signal transmitting and receiving device 100. As shown in FIG. 13, the main difference between the wireless signal transmitting and receiving device 1300 and the wireless signal transmitting and receiving device 100 is that the dual-polarized antenna AN2 is further included. The dual-polarized antenna AN2 is coupled to the dual-polarized antenna AN1 and coupled to the transmitting circuit 110 and the receiving circuit 120, and can receive the first transmitting signal st1 and substantially simultaneously receive the second wireless signal srx (not shown). The dual-polarized antenna AN1 and the dual-polarized antenna AN2 may constitute a 1×2 antenna array. In other embodiments, more dual-polarized antennas that are commonly coupled to the transmit circuit 110 and the receive circuit 120 may be included to form an M×N antenna array, where M and N are positive integers greater than one.

By using the dual-polarized antenna wireless signal transceiving device provided by the embodiment, the dual-polarized antenna of a single radiator can be used to perform signal reception and signal transmission substantially simultaneously, thereby realizing detection of objects or remote transmission signals. application. In addition, between the dual-polarized antenna and the amplifying circuit, it is not necessary to separately configure an external coupling element or a duplexer, which is beneficial for reducing the area of the dual-polarized antenna and simplifying the structure and volume of the overall system. The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

100, 200, 300, 400, 500, 600, 700, 800, 900, 1000, 1300 ‧ ‧ wireless signal transceiver

An, an1, an2, ANA, ANB‧‧‧ dual polarized antenna

110, 710, 1010, 1030‧‧‧ transmit circuits

120, 720, 1020, 1040‧‧‧ receiving circuit

D1, d11, d21‧‧‧ first side

D2, d12, d22‧‧‧ second side

St1, st1a‧‧‧ first transmitted signal

St2a‧‧‧second launch signal

Sr1, sr1a‧‧‧ first receiving signal

Sr2a‧‧‧second receiving signal

Stx, sx1‧‧‧ first wireless signal

Srx, sx2‧‧‧ second wireless signal

Sa‧‧ ‧ processing signal

A1, a31‧‧‧ first amplifier

A2, a42‧‧‧ second amplifier

So‧‧‧output signal

115‧‧‧ combiner

So1‧‧‧first output signal

So2‧‧‧second output signal

Si1‧‧‧first input signal

Si2‧‧‧second input signal

125‧‧‧ Coupler

F1, f2, f3, f4, F111, F112‧‧‧ feed components

F1A, F111A, F112A‧‧‧ strip conductor

F1B, F111B, F112B‧‧‧ transmission line

L1‧‧‧ first distance

L2‧‧‧Second distance

FZ1, FZ2, FZ3, FZ4, FZ111, FZ112‧‧‧ feeder area

Dr1, DR2‧‧‧ direction

FZC1, FZC2‧‧‧ Regional Shape Center

CT‧‧‧Antenna Shape Center

St2‧‧‧second transmission signal

Sr2‧‧‧second receiving signal

D3‧‧‧ third side

D4‧‧‧ fourth side

Obj‧‧‧ objects

Si‧‧‧ input signal

Pu‧‧‧ processing unit

AA1, AA2‧‧‧ angle

L10, DT‧‧‧ distance

1 is a schematic diagram of a wireless signal transmitting and receiving apparatus in an embodiment. FIG. 2 is a schematic diagram of a wireless signal transmitting and receiving apparatus in another embodiment. Figure 3 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 4 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 5 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 6 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 7 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 8 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 9 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 10 is a schematic diagram of a wireless signal transceiving device in another embodiment. Figure 11 is a partial schematic view of a wireless signal transceiving device in an embodiment. Figure 12 is a partial schematic view of a wireless signal transceiving device in another embodiment. Figure 13 is a schematic diagram of a wireless signal transceiving device in still another embodiment.

Claims (22)

A wireless signal transceiving device includes: a dual-polarized antenna for transmitting a first wireless signal and substantially simultaneously receiving a second wireless signal, wherein the first wireless signal is used to reflect by an object to generate the first a second wireless signal, the dual-polarized antenna includes: a first feed area for receiving a first transmit signal, wherein the first wireless signal is generated according to at least the first transmit signal; and a second feed area For generating a first received signal, wherein the first received signal is generated according to the second wireless signal; wherein the dual-polarized antenna has an antenna shape center, and the first feed region has a first region a shape center, the second feed region has a second region shape center, and the first region shape center and the antenna shape center line form a first direction, the second region shape center and the antenna shape center The connecting line forms a second direction, the first direction is substantially orthogonal to the second direction; a transmitting circuit for generating the first transmitting signal; and a receiving circuit for Generating a processed signal, wherein the signal processing system associated with the first receive signals. The wireless transceiver device of claim 1, wherein the transmitting circuit is coupled to the first feeding region, and the receiving circuit is coupled to the second feeding region. The wireless signal transmitting and receiving device of claim 1, wherein the first feeding area further comprises a first side for receiving the first transmitting signal; and the second feeding area further comprises a second side, substantially Orthogonal to the first side, for outputting the first received signal, and the shape of the dual-polarized antenna comprises a square or a rectangle, the first side and the second side being adjacent to the square or the rectangle On both sides. The wireless transceiver device of claim 3, wherein the shape of the dual-polarized antenna comprises a square or a rectangle, and the first side and the second side are both sides of the square or the rectangle. The wireless signal transmitting and receiving device of claim 1, wherein: the transmitting circuit comprises a first amplifier, wherein the first transmitting signal corresponds to an output signal of the first amplifier output; and the receiving circuit comprises a second amplifier For outputting the processing signal, where the processing signal corresponds to the first received signal. The wireless transceiver device of claim 5, further comprising: a combiner coupled between the first feed region and the first amplifier for receiving a first output signal and a second output signal Combining the first output signal and the second output signal to generate the first transmit signal and output the first transmit signal; wherein the output signal of the first amplifier includes the first output signal and the second output a signal, and the first output signal and the second output signal are mutually differential signals. The wireless transceiver device of claim 5, further comprising: a coupler coupled between the second feed region and the second amplifier for receiving the first received signal, the first receiving The signal is converted into a first input signal and a second input signal, and the first input signal and the second input signal are output to the second amplifier; wherein the second amplifier is based on the first input signal and the first The two input signals generate the processing signal, and the first input signal and the second input signal are mutually differential signals. The wireless signal transceiving device of claim 1, further comprising: a first feeding component corresponding to the first feeding region of the dual polarized antenna for receiving the first generated by the transmitting circuit Transmitting a signal, and feeding the first transmit signal to the dual polarized antenna through electromagnetic induction; wherein the first feed element and the transmit circuit are substantially insulated from the dual polarized antenna. The wireless signal transceiving device of claim 8, wherein the first feeding element comprises a first strip conductor and a first transmission line, and the first strip conductor is extended corresponding to an edge of the dual polarized antenna, The first strip conductor and the dual polarized antenna have a first distance. The first transmission line is disposed at an intermediate position of the first strip conductor for receiving the first transmit signal. The wireless transceiver device of claim 9, wherein the shape of the dual polarized antenna comprises a rectangle having a thickness, and the shape of the first strip conductor comprises a straight line. The wireless transceiver device of claim 9, wherein the shape of the dual polarized antenna comprises an ellipse or a circle having a thickness, and the shape of the first strip conductor comprises an arc. The wireless signal transceiver device of claim 11, wherein the dual-polarized antenna comprises a first antenna surface and a second antenna surface disposed opposite to each other, the first antenna surface and the second antenna The thickness is formed between the surfaces, and the first antenna surface or the second antenna surface is located at a reference surface, and the position of the first strip conductor projected on the reference surface is located inside the dual polarized antenna. The wireless transceiver device of claim 12, wherein the first strip conductor is disposed in the same plane as the first transmission line, and the first strip conductor is parallel to the reference plane and has the first distance. The wireless signal transceiver device of claim 11, wherein the dual-polarized antenna comprises a first antenna surface and a second antenna surface disposed opposite to each other, the first antenna surface and the second antenna The thickness is formed between the surfaces, and the first antenna surface or the second antenna surface is located at a reference surface, and the position of the first strip conductor projected on the reference surface is outside the dual polarized antenna. The wireless transceiver device of claim 14, wherein the first strip conductor, the first transmission line and the reference plane are in parallel, and the first strip conductor is parallel to the reference plane and has the first distance. The wireless signal transmitting and receiving device of claim 1, further comprising: a second feeding component corresponding to the second feeding region of the dual polarized antenna for feeding the first receiving signal through electromagnetic induction And outputting to the receiving circuit; wherein the second feeding component and the receiving circuit are substantially insulated from the dual polarized antenna. The dual-polarized antenna, further comprising: a third feed region coupled to the transmit circuit for receiving a second transmit signal, wherein the first wireless signal system is And generating, according to the first transmit signal and the second transmit signal, a fourth feed region coupled to the receiving circuit for outputting a second receive signal, wherein the second receive signal is according to the second wireless Generating a signal; and wherein: the third feed region has a third region shape center, and the third region shape center and the antenna shape center line form a third direction, and the first direction and the first The third direction is opposite; the fourth feed region has a fourth region shape center, and the fourth region shape center and the antenna shape center line form a fourth direction, and the second direction is opposite to the fourth direction The transmitting circuit is further configured to output the first transmitting signal and the second transmitting signal; and the receiving circuit is further configured to receive the second receiving signal, and the receiving circuit is configured according to the first receiving Number and the second signal to generate the received signal processing. The wireless signal transceiving device of claim 17, further comprising: a third feeding component corresponding to the third feeding region of the dual polarized antenna for receiving the second generated by the transmitting circuit Transmitting a signal, and feeding the second transmitting signal to the dual polarized antenna through electromagnetic induction; and a fourth feeding component corresponding to the fourth feeding region of the dual polarized antenna for transmitting electromagnetic induction Feeding the second received signal and outputting to the receiving circuit; wherein the third feeding element and the fourth feeding element are substantially insulated from the dual polarized antenna. The wireless signal transmitting and receiving device of claim 1, wherein the transmitting circuit is configured to generate the first transmitting signal according to an input signal; the wireless signal transmitting and receiving device further comprises: a processing unit configured to use the input signal and the processing A signal to generate spatial information of the object, the spatial information including the distance, moving speed, moving angle, or detected time of the object. A wireless signal transmitting and receiving device includes: a dual-polarized antenna for transmitting a first wireless signal and substantially simultaneously receiving a second wireless signal, the dual-polarized antenna comprising: a first feeding area for Receiving a first transmit signal, wherein the first wireless signal is generated according to at least the first transmit signal; and a second feed region for outputting a first receive signal, wherein the first receive signal is Generating a second wireless signal; wherein the dual-polarized antenna has an antenna shape center, the first feed region has a first region shape center, and the second feed region has a second region shape center, and the A line connecting the center of the shape of the first region and the center of the shape of the antenna forms a first direction, and a line connecting the center of the shape of the second region and the center of the shape of the antenna forms a second direction, the first direction being substantially orthogonal to the first direction Two directions. A wireless signal transceiving device includes: a first dual-polarized antenna for transmitting a first wireless signal and substantially simultaneously receiving a second wireless signal, the first dual-polarized antenna comprising: a first feed An area for receiving a first transmit signal, wherein the first wireless signal is generated related to the first transmit signal; and a second feed area for outputting a first receive signal, wherein the first receive signal The signal is generated by the second wireless signal; a first transmitting circuit is configured to generate the first transmitting signal; and a first receiving circuit is configured to generate a first processing signal, wherein the first processing signal is related to Generating the first received signal; wherein the first dual-polarized antenna has an antenna shape center, the first feed region has a first region shape center, and the second feed region has a second region shape a center, and a line connecting the center of the shape of the first region and the center of the antenna shape forms a first direction, and a line connecting the center of the shape of the second region and the center of the antenna shape forms a second direction, The first direction is substantially orthogonal to the second direction; a second dual-polarized antenna is configured to transmit the second wireless signal, and substantially simultaneously receive the first wireless signal, the second dual-polarized antenna includes: a first receiving area for receiving a second transmitting signal, wherein the second wireless signal is generated related to the second transmitting signal; and a second feeding area for outputting a second receiving signal, The second receiving signal is generated corresponding to the first wireless signal; a second transmitting circuit is configured to generate the second transmitting signal; and a second receiving circuit is configured to generate a second processing signal, where The second processing signal is generated according to the second receiving signal; wherein the second dual-polarized antenna has an antenna shape center, the first feeding region has a first regional shape center, and the second feeding region Having a center of a second region shape, and a line connecting the center of the shape of the first region and the center of the shape of the antenna forms a first direction, and a line connecting the center of the shape of the second region with the center of the antenna shape forms a first line The direction, the first direction is substantially orthogonal to the second direction; wherein the first direction of the first dual-polarized antenna is substantially orthogonal to the first direction of the second dual-polarized antenna, or the first The second direction of a dual polarized antenna is substantially orthogonal to the second direction of the second dual polarized antenna. The wireless signal transmitting and receiving device of claim 21, wherein the first feeding area of the first dual-polarized antenna comprises a first side, and the second feeding area of the first dual-polarized antenna comprises a second side The first side is adjacent to the second side; and the first feeding area of the second dual-polarized antenna includes a first side, and the second feeding area of the first dual-polarized antenna includes a first a second side, the first side is adjacent to the second side; the first side of the first dual-polarized antenna and the second side of the second dual-polarized antenna have substantially the same first length, The second side of the first dual polarized antenna has substantially the same second length as the first side of the second dual polarized antenna, the first length being different from the second length.