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公开(公告)号：US20240313427A1
公开(公告)日：2024-09-19
申请号：US18668801
申请日：2024-05-20
发明人： Bojie Li , Zhi Gong , Weihong Xiao , Guanxi Zhang , Di Wang , Xianghua Li
摘要： This application provides an antenna and a communication system. The antenna includes a front mounting surface, a side mounting surface, a front radiating element array, and a side radiating element array. The front radiating element array is mounted on the front mounting surface, and the side radiating element array is mounted on the side mounting surface. An included angle on a side away from the front radiating element array is a first included angle, and the first included angle is less than 180°. One end of a circuit module is connected to an antenna port connected to the front radiating element array and an antenna port connected to the side radiating element array, and another end of the circuit module is configured to connect to radio frequency ports.
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公开(公告)号：US11671128B2
公开(公告)日：2023-06-06
申请号：US17171038
申请日：2021-02-09
发明人： Weihong Xiao , Zhiqiang Liao , Jianping Li , He Cui
IPC分类号： H04B1/04 , H04B1/7093 , H04L5/14
CPC分类号： H04B1/0475 , H04B1/7093 , H04L5/14 , H04B2001/70935
摘要： 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.
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公开(公告)号：US20230170630A1
公开(公告)日：2023-06-01
申请号：US18153827
申请日：2023-01-12
发明人： Zijing Du , Zhenxing Wan , Guoqing Xie , Weihong Xiao
CPC分类号： H01Q25/001 , H01Q5/28 , H01Q5/48
摘要： The present disclosure relates to dual-band antennas and antenna arrays. One example dual-band antenna includes a first radiating element and a second radiating element that are disposed on a reflection plate. An operating frequency band of the first radiating element is a first frequency band, and an operating frequency band of the second radiating element is a second frequency band. A minimum frequency of the first frequency band is greater than a maximum frequency of the second frequency band. The first radiating element includes a first feeding apparatus and a first radiator unit, the first feeding apparatus includes a coupling structure coupled to the first radiator unit, and the first feeding apparatus is used for coupled feeding for the first radiator unit by using the coupling structure.
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公开(公告)号：US11322834B2
公开(公告)日：2022-05-03
申请号：US16696744
申请日：2019-11-26
发明人： Dingjiu Daojian , Zijing Du , Weihong Xiao , Zhiguo Huang , Yili Xu
摘要： A multi-band antenna system and a method for controlling inter-band interference in the multi-band antenna system are provided. The multi-band antenna system includes at least one first radiating element and at least one second radiating element. An operating frequency band of the first radiating element is higher than an operating frequency band of the second radiating element. Each first radiating element includes a grounding structure, a balun, and at least two radiation arms. One end of the balun is electrically connected to the at least two radiation arms. The balun includes at least one conductive structure. The balun is configured to: after obtaining a differential mode signal, input the differential mode signal to the grounding structure using the at least one conductive structure. The differential mode signal is a signal obtained by the balun by sensing a signal from the second radiating element in a differential mode manner.
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公开(公告)号：US20200259248A1
公开(公告)日：2020-08-13
申请号：US16861425
申请日：2020-04-29
发明人： Jinsong Lv , Tao Pu , Weihong Xiao , Honggang Xu , Runxiao Zhang
摘要： Embodiments of the present disclosure provide an antenna, including a first antenna portion and a detachable second antenna portion that is connected to the first antenna portion, where the first antenna portion includes a first radome and a first reflection plate disposed in the first radome, the second antenna portion includes a second radome and a second reflection plate disposed in the second radome, and a working surface of the first reflection plate and a working surface of the second reflection plate are coplanar; and a plurality of antenna arrays on the working surface of the first reflection plate and a plurality of antenna arrays on the working surface of the second reflection plate are configured to construct different types of antennas based on a quantity of frequency bands and a quantity of transmit and receive channels that are configured for the antenna.
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公开(公告)号：US10714820B2
公开(公告)日：2020-07-14
申请号：US16531976
申请日：2019-08-05
发明人： Dingjiu Daojian , Weihong Xiao , Guoqing Xie , Xiaogang Xue
摘要： The present application discloses a radiation apparatus, the apparatus comprises at least four radiators, two L-shaped feeding sheets, and a balun structure, the balun structure consists of four L-shaped structures formed by eight conductive plates; and each L-shaped structure is formed by two conductive plates arranged at approximately 90 degrees, each L-shaped structure is electrically connected to one radiator at one end of the balun structure, and angles between a length direction of the radiator and two conductive plates are approximately 45 degrees; every two adjacent L-shaped structures are arranged in a T shape, and the four radiators are approximately in a cross shape and are approximately in a same horizontal plane; two adjacent conductive plates of every two L-shaped structures are approximately parallel to each other and are spaced by a preset distance to form four feeding slots.
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公开(公告)号：US09763108B2
公开(公告)日：2017-09-12
申请号：US15343737
申请日：2016-11-04
发明人： Jian Shen , Weihong Xiao
摘要： A remote electrical tilt antenna with a mismatching device built in and a method for matching a remote control unit (RCU) with a radio frequency (RF) port can accurately and efficiently determine a matching relationship between an RCU and an RF port. The remote electrical tilt antenna includes an RCU configured to receive a drive instruction, and configured to drive the gear; the gear, where the gear is connected to a phase shifter, the gear is driven by the RCU, and the gear, driven by the RCU, is configured to drive the phase shifter; and the phase shifter, where the phase shifter is configured to adjust a direction of an antenna beam, and a mismatching device is built in the phase shifter, where the mismatching device is associated with an RF channel, and the mismatching device is configured to enable the RF channel to generate impedance mismatch.
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公开(公告)号：US09673882B2
公开(公告)日：2017-06-06
申请号：US13867497
申请日：2013-04-22
发明人： Ming Ai , Weihong Xiao
CPC分类号： H04B7/0686 , H01Q1/246 , H01Q3/40 , H01Q21/22 , H04B7/0617
摘要： The present disclosure provides an antenna, a base station, and a beam processing method. The method includes: performing, by a hybrid network, phase adjustment for signals received from a transceiver, generating signals having a preset phase, and sending the signals to a power dividing apparatus; performing, by the power dividing apparatus, amplitude adjustment for the signals, and outputting multipath signals having an array amplitude and the preset phase to multiple antenna arrays; and transmitting, by the multiple antenna arrays, the multiple signals having the array phase and the array amplitude.
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公开(公告)号：US11901633B2
公开(公告)日：2024-02-13
申请号：US17330768
申请日：2021-05-26
发明人： He Cui , Weihong Xiao , Guoqing Xie , Yuequn Zhou
CPC分类号： H01Q21/062 , H01Q5/20 , H01Q21/26
摘要： 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.
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公开(公告)号：US20210320409A1
公开(公告)日：2021-10-14
申请号：US17358417
申请日：2021-06-25
发明人： Bing Luo , Weihong Xiao , Wenfei Qin
摘要： A multi-band antenna structure, including a first antenna element, a second antenna element, a reflection panel, and a first parasitic structure of the first antenna element. A distance between the reflection panel and an antenna element with a higher operating frequency band is less than a distance between the reflection panel and an antenna element with a lower operating frequency band. A distance between the first antenna element and the second antenna element is less than 0.5 times a vacuum wavelength corresponding to a lower frequency bands. A distance between the first antenna element and the first parasitic structure is less than 0.5 times a vacuum wavelength corresponding to an operating frequency band of the first antenna element. A distance between the second antenna element and the first parasitic structure is less than 0.5 times a vacuum wavelength corresponding to an operating frequency band of the second antenna element.
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