Huawei Technologies Co., Limited

Shenzhen Transpring Technology Co., Ltd.

Tao Pu

Mengda Mao

Honggang Xu

Siqing Ye

Qian Yin

Weihua Sun

Jun Zhou

Wei Wang

Pinghua He

Jueping Wang

Jinsong Lv

Xiaodong Zhang

Runxiao Zhang

Zuojun Qin

Dezheng Liu

Weihong Xiao

Jianping Li

Wangjun Wu

Ming Chang Yu

Peng Lan

Jianchun Wang

Jia Lv

Xiaohong Chen

Chuhui Chen

Fang Chen

Xiangyang Liu

Qiang Zhu

Jiefeng Deng

Zhu Tan

Dewen Sun

Yujiang Wu

Guopei Li

Chengdong Yu

Wensheng He

Ming Yu

This disclosure provides an antenna system to improve communication flexibility. The antenna system includes a radio frequency unit, a divider, a first modulator, a second modulator, a first antenna and a second antenna. The radio frequency unit is configured to generate a first radio frequency signal. The divider is configured to divide the first radio frequency signal into first and second radio frequency sub-signals. The first modulator is configured to adjust a first electrical downtilt of the first radio frequency sub-signal and send the adjusted first radio frequency sub-signal to the first antenna for transmission. The second modulator is configured to adjust a second electrical downtilt of the second radio frequency sub-signal and send the adjusted second readio frequency sub-signal to the second antenna for transmission. The adjustion is based on a target downtilt of the first radio frequency signal and a mechanical downtilt of the first or second antenna.

Antenna system

An atomizing assembly and an atomizing device are provided in the disclosure. The atomizing assembly is configured to atomize liquid to-be-atomized and includes an oil cup, an atomizer, an opening-closing member, and a suction nozzle. The oil cup is configured to store the liquid to-be-atomized. The atomizer is disposed in the oil cup and configured to atomize the liquid to-be-atomized. The atomizer includes an atomizing rod and an atomizing core disposed in the atomizing rod. The opening-closing member covers one end of the atomizing rod away from a bottom of the oil cup and has a closed state and an open state. The suction nozzle slidably covers the oil cup. The suction nozzle extends through the opening-closing member when the suction nozzle moves toward the oil cup, such that the opening-closing member is in the open state, and the suction nozzle communicates with the atomizing rod.

Atomizing assembly and atomizing device

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.

Antenna, antenna assembly, and base station

Embodiments disclose a multi-frequency transceiver and a base station. The multi-frequency transceiver is connected to an antenna, and includes: at least one transmit multiplexer, where each transmit multiplexer includes multiple transmit paths, and each transmit path is used to transmit one frequency band by using the antenna; and at least one receive multiplexer, where each receive multiplexer includes multiple receive paths, and each receive path is used to receive one frequency band by using the antenna.

Multi-frequency transceiver and base station

An antenna device includes: an antenna array configured to radiate or receive an electromagnetic wave signal; a feed network configured to connect the antenna array and a signal multiplexer; at least one signal multiplexer configured to divide one path of a signal from the feed network into at least two paths of a signal, or combine at least two paths of a signal to one path of a signal and transmit the one path of a signal to the feed network; and at least two interface modules connected to an active module and configured to receive a signal sent from the passive module or the active module, or send a signal to the active module. The antenna device can be used for sharing the antenna array and other parts in the active antenna systems.

Antenna device and system having active modules

Embodiments of the disclosure provide a radio access method, apparatus, and system, which can implement mutual transmission and processing of collaborative data between sites on a basis of low-cost deployment and high availability, and improve network performance. In the method, a basic DU is deployed in a site, and the method may include: receiving, by a switching device, a first data packet sent by a first basic DU; determining to send the first data packet to a second basic DU for collaborative processing; and sending the first data packet to the second basic DU, so that the second basic DU performs collaborative processing on the first data packet and a second data packet, where the second data packet and the first data packet are of a same data type. Embodiments of the disclosure are applicable to the communications field.

Radio access method, apparatus, and system for implementing mutual transmission and processing of collaborative data between sites

Embodiments of the present invention provide an antenna apparatus, a base station and a communications system. The antenna apparatus includes: an antenna part, including a common radome; an active part, connected to the antenna part and including at least one active module, where each active module includes at least one antenna element, and an element reflector and a phase shifter and a radio frequency module that are corresponding to each antenna element, where the element reflector of the at least one active module is configured to implement an antenna function; and a common part, connected to the active part and the antenna part, and shared by the at least one active module in the active part, where the common part includes at least one common module. By using the above antenna apparatus, each radio frequency module can be flexibly configured, so as to simplify onsite replacement and maintenance operations.

Antenna apparatus, base station and communications system

Embodiments of the present invention provide a method and apparatus for determining a connection relationship between an antenna feeding port of a base station and an antenna port. The method includes: receiving, via one antenna port, a signal sent by a base station, and acquiring the signal via a Smart Bias-Tee in an antenna and a port of a remote control unit in the antenna, where the antenna port, the Smart Bias-Tee, and the port of the remote control unit are in a one-to-one correspondence; determining, according to the Smart Bias-Tee and the port of the remote control unit that acquire the signal, the antenna port that receives the signal; and sending, to the base station, identification information of the antenna port that receives the signal, and/or identification information of an antenna corresponding to the antenna port. Then accuracy and convenience in determining the connection relationship can be improved.

Method and apparatus for determining connection relationship between an antenna feeding port of base station and an antenna port

Embodiments of the present invention provide a multi-band active antenna, including a broadband antenna, a combiner, and an active module, where a concave window is disposed on an enclosure frame of the broadband antenna, and a first port of the broadband antenna is disposed in the window; the combiner is removably connected to the window, and a first port of the combiner is connected to the first port of the broadband antenna; and a mounting kit is disposed on the enclosure frame of the broadband antenna, and the active module is removably connected to the mounting kit and a first port of the active module is connected to a second port of the combiner by a conducting wire.

Multi-band active antenna

A method, an apparatus, and a transceiver for cancelling multi-carrier transmission interference are provided. The method includes: collecting a high order intermodulation signal in radio frequency signals output by a transmitter; processing the high order intermodulation signal so as to generate a first digital signal; establishing a high order intermodulation model by using the first digital signal and a first baseband signal output by the transmitter; generating a second digital signal by using a coefficient of the high order intermodulation model and a second baseband signal output by the transmitter; and counteracting interference in a digital signal output by a receiver with the second digital signal. By using the embodiments of the embodiments of the invention, high order intermodulation interference of a multi-carrier transmitter on a receiver can be effectively canceled, and therefore, difficulty in duplexer design and requirements on a suppression degree are reduced.

Method and transceiver for cancelling multi-carrier transmission interference

Embodiments of the present application disclose an antenna device and system. The antenna device includes: an antenna array, configured to radiate or receive an electromagnetic wave signal; a feed network, configured to connect the antenna array and a signal multiplexer; at least one signal multiplexer, configured to divide one path of signal from the feed network into at least two paths of signal, or combine at least two paths of signal to one path of signal and transmit the one path of signal to the feed network; and at least two interface modules connected to a passive module or an active module, is configured to receive a signal sent from the passive module or the active module, or send a signal to the passive module or the active module. The present application can be used for sharing the antenna array and other parts in the active and passive antenna systems.

Antenna device and system having active and passive modules

An interference cancellation method and apparatus and also a filter are disclosed to cancel the interfering signals leaked to the receiving channel, and enable the receiving channel to suppress the transmitted signal. The method includes: dividing a transmitted signal into a first transmitted signal and a second transmitted signal, and then inputting the first transmitted signal into a first transmitting filter and inputting the second transmitted signal into a second transmitting filter symmetric to the first transmitting filter; adjusting the first interfering signal and the second interfering signal to make opposite phases of the signals; and combining the signals of opposite phases. The method provided herein can cancel the interfering signals leaked to the receiving channel, the receiving channel suppresses the transmitted signal effectively, and the interference caused by the transmitted signal onto the received signal is cancelled.

Interference cancellation method and apparatus, filter device

A method, an apparatus, and a transceiver for cancelling multi-carrier transmission interference are provided. The method includes: collecting a high order intermodulation signal in radio frequency signals output by a transmitter; processing the high order intermodulation signal so as to generate a first digital signal; establishing a high order intermodulation model by using the first digital signal and a first baseband signal output by the transmitter; generating a second digital signal by using a coefficient of the high order intermodulation model and a second baseband signal output by the transmitter; and counteracting interference in a digital signal output by a receiver with the second digital signal. By using the present invention, high order intermodulation interference of a multi-carrier transmitter on a receiver can be effectively canceled, and therefore, difficulty in duplexer design and requirements on a suppression degree are reduced.

Embodiments of the present invention relate to the field of wireless communication technologies, and provide a transceiving module, an antenna, a base station and a signal receiving method, which are capable of implementing receiving of four dual-band signals and improving uplink network performance of a base station. The transceiving module includes a combining-splitting network, a set of transceiving unit arrays and a signal processing unit that are connected to each other in sequence, and further includes a combining network setting with a connection point connected to another transceiving module, a co-element filter unit separately connected to the combining-splitting network and the combining network, and a pair of receiving units connected to the signal processing unit, where the pair of receiving units in the transceiving module is disposed with a connection point connected to the another transceiving module. The embodiments of the present invention apply to the field of communication.

Growing community of inventors

Shanghai, China

Tao Pu