公开(公告)号：US11671128B2

公开(公告)日：2023-06-06

申请号：US17171038

申请日：2021-02-09

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Weihong Xiao ,  Zhiqiang Liao ,  Jianping Li ,  He Cui

IPC: H04B1/04 ,  H04B1/7093 ,  H04L5/14

CPC classification number: H04B1/0475 ,  H04B1/7093 ,  H04L5/14 ,  H04B2001/70935

Abstract: This application provides an antenna system and a base station. The antenna system includes a radiation array, a transceiver (TRX) unit, and a filter bank. The radiation array includes a transmit antenna element group and a receive antenna element group that are separately disposed. The transmit antenna element group is configured to transmit a signal, and the receive antenna element group is configured to receive a signal. The TRX unit includes a transmit module and a receive module. The filter bank includes a first-type filter and a second-type filter. The first-type filter is connected between the transmit antenna element group and the transmit module, and the second-type filter is connected between the receive antenna element group and the receive module. The antenna system in this application can reduce interference between a passive intermodulation (PIM) signal generated by a transmitted signal and a received signal.

公开(公告)号：US11901633B2

公开(公告)日：2024-02-13

申请号：US17330768

申请日：2021-05-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： He Cui ,  Weihong Xiao ,  Guoqing Xie ,  Yuequn Zhou

IPC: H01Q21/06 ,  H01Q5/20 ,  H01Q21/26

CPC classification number: H01Q21/062 ,  H01Q5/20 ,  H01Q21/26

Abstract: This application provides an antenna and an array antenna. The antenna in this application includes a first radiating element and a second radiating element, where four dipoles enclose to form the first radiating element, and the second radiating element is a radiating element disposed on an inner side of the first radiating element. The first radiating element is configured to support a transmit frequency band, and the second radiating element is configured to support a receive frequency band; or the first radiating element is configured to support a receive frequency band, and the second radiating element is configured to support a transmit frequency band.

公开(公告)号：US20210280986A1

公开(公告)日：2021-09-09

申请号：US17330768

申请日：2021-05-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： He Cui ,  Weihong Xiao ,  Guoqing Xie ,  Yuequn Zhou

IPC: H01Q21/06 ,  H01Q5/20

Abstract: This application provides an antenna and an array antenna. The antenna in this application includes a first radiating element and a second radiating element, where four dipoles enclose to form the first radiating element, and the second radiating element is a radiating element disposed on an inner side of the first radiating element. The first radiating element is configured to support a transmit frequency band, and the second radiating element is configured to support a receive frequency band; or the first radiating element is configured to support a receive frequency band, and the second radiating element is configured to support a transmit frequency band.

公开(公告)号：US20240339749A1

公开(公告)日：2024-10-10

申请号：US18745860

申请日：2024-06-17

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： He Cui ,  Weihong Xiao ,  Jianping Li ,  Biao Pu

IPC: H01Q1/24 ,  H01Q1/42 ,  H01Q15/00 ,  H01Q21/28

CPC classification number: H01Q1/246 ,  H01Q1/42 ,  H01Q15/0013 ,  H01Q21/28

Abstract: This disclosure provides an antenna system. The antenna system includes a first antenna and a second antenna. The first antenna includes a first radome, a first radiating assembly, and a feed network. The second antenna includes a second radome and a second radiating assembly. The first radome has a first outer surface. The first outer surface has a groove. The feed network is disposed on a side part of the groove, and the feed network is disposed in the first radome and is connected to the first radiating assembly. The second radome has a second outer surface, the second radiating assembly is disposed in the second radome, and at least a part of the second outer surface extends into the groove. In the antenna system provided in this disclosure, when the first antenna and the second antenna are used in combination, a thickness size is not significantly increased.

公开(公告)号：US20240275067A1

公开(公告)日：2024-08-15

申请号：US18642843

申请日：2024-04-23

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Bin Chen ,  Zihui Liu ,  Li Zhang ,  He Cui

IPC: H01Q15/14 ,  H01Q21/06 ,  H01Q21/08

CPC classification number: H01Q15/148 ,  H01Q21/062 ,  H01Q21/08

Abstract: This disclosure provides an antenna and a base station. The antenna includes a reflector, an insulation support bracket, and a feed network. The insulation support bracket is located on a side of the reflector and includes a first insulation support plate. The feed network and the insulation support bracket are located on the same side of the reflector, the feed network is connected to the insulation support bracket, and the feed network includes a phase-shifting strip line and a first sliding dielectric plate. The first insulation support plate, the phase-shifting strip line, the first sliding dielectric plate, and the reflector are sequentially disposed in a first direction. A reference ground of a phase shifter of the antenna provided in this disclosure is a single-side reference ground, and a structure is simple, so that the antenna can be more lightweight and miniaturized.

公开(公告)号：US20240313430A1

公开(公告)日：2024-09-19

申请号：US18671924

申请日：2024-05-22

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Weihong Xiao ,  Zhiqiang Liao ,  Lei Chen ,  He Cui

IPC: H01Q23/00 ,  H01Q1/24 ,  H01Q3/30 ,  H01Q15/00 ,  H01Q15/14

CPC classification number: H01Q23/00 ,  H01Q1/246 ,  H01Q3/30 ,  H01Q15/0013 ,  H01Q15/14

Abstract: This application provides an antenna system and a base station antenna feeder system. The antenna system includes a first antenna and a second antenna. The first antenna includes a first radiating element array and a first phase shifter, and the first phase shifter is electrically connected to the first radiating element array. The second antenna includes a second radiating element array and a second phase shifter, and the second phase shifter is electrically connected to the second radiating element array. The first phase shifter is disposed at an edge of the first antenna, and the first phase shifter is configured to be detachably connected to the second antenna. In the antenna system in this solution, the first antenna and the second antenna can be detachably connected, so that an antenna configuration can be upgraded without replacing an original antenna and with low costs and a convenient operation.

公开(公告)号：US20200235489A1

公开(公告)日：2020-07-23

申请号：US16752204

申请日：2020-01-24

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weihong Xiao ,  He Cui ,  Kunpeng Wang

IPC: H01Q21/00 ,  H01Q1/24 ,  H01Q21/08 ,  H01Q1/38 ,  H01Q21/22

Abstract: The embodiments of this disclosure disclose an array antenna system. The array antenna system includes M antenna radiation units, a strip line feed system, a strip line ground plane, and a strip line cavity; the strip line feed system includes a phase shift circuit and N first printed circuit boards PCBs configured to implement a power allocation function and/or a phase compensation function; the phase shift circuit is located in the strip line cavity. P first PCBs are located on an outer surface of the strip line cavity; all or some of the M antenna radiation units are connected to signal planes of the N first PCBs, and the signal planes of the N first PCBs are in a radio frequency connection to the phase shift circuit by using probes; and ground planes of the N first PCBs are in a radio frequency connection to the strip line ground plane.

公开(公告)号：US10553958B2

公开(公告)日：2020-02-04

申请号：US16023192

申请日：2018-06-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weihong Xiao ,  He Cui ,  Kunpeng Wang

IPC: H01Q21/00 ,  H01Q1/38 ,  H01Q21/22 ,  H01Q1/48 ,  H01Q19/10

Abstract: The embodiments of this disclosure disclose an array antenna system. The array antenna system includes M antenna radiation units, a strip line feed system, a strip line ground plane, and a strip line cavity; the strip line feed system includes a phase shift circuit and N first printed circuit boards PCBs configured to implement a power allocation function and/or a phase compensation function; the phase shift circuit is located in the strip line cavity, P first PCBs are located on an outer surface of the strip line cavity; all or some of the M antenna radiation units are connected to signal planes of the N first PCBs, and the signal planes of the N first PCBs are in a radio frequency connection to the phase shift circuit by using probes; and ground planes of the N first PCBs are in a radio frequency connection to the strip line ground plane.

公开(公告)号：US20240283138A1

公开(公告)日：2024-08-22

申请号：US18621837

申请日：2024-03-29

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Weihong Xiao ,  Zhiqiang Liao ,  He Cui ,  Jianping Li

IPC: H01Q1/24 ,  H01Q1/42 ,  H01Q15/00

CPC classification number: H01Q1/246 ,  H01Q1/42 ,  H01Q15/0013

Abstract: An antenna system and a base station antenna feeder system are provided. The antenna system includes a first frequency band radiation element array, a frequency selective surface, a second frequency band radiation element, and a phase shifter. The frequency selective surface is configured to reflect a signal of the first frequency band radiation element array and to transmit a signal of the second frequency band radiation element array. The phase shifter is connected to the first frequency band radiation element array and is configured to feed the first frequency band radiation element array. The phase shifter includes a cavity which is disposed at an edge of the frequency selective surface, a first extension direction of the cavity being consistent with a second extension direction of the first frequency band radiation element array.

公开(公告)号：US10992054B2

公开(公告)日：2021-04-27

申请号：US16752204

申请日：2020-01-24

Applicant: Huawei Technologies Co., Ltd.

Inventor： Weihong Xiao ,  He Cui ,  Kunpeng Wang

IPC: H01Q21/00 ,  H01Q1/24 ,  H01Q21/08 ,  H01Q1/38 ,  H01Q21/22 ,  H01Q23/00 ,  H01Q1/48 ,  H01Q19/10

Abstract: The embodiments of this disclosure disclose an array antenna system. The array antenna system includes M antenna radiation units, a strip line feed system, a strip line ground plane, and a strip line cavity; the strip line feed system includes a phase shift circuit and N first printed circuit boards PCBs configured to implement a power allocation function and/or a phase compensation function; the phase shift circuit is located in the strip line cavity. P first PCBs are located on an outer surface of the strip line cavity; all or some of the M antenna radiation units are connected to signal planes of the N first PCBs, and the signal planes of the N first PCBs are in a radio frequency connection to the phase shift circuit by using probes; and ground planes of the N first PCBs are in a radio frequency connection to the strip line ground plane.