Boe Technology Group Co., Ltd.

Beijing Boe Sensor Technology Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Haocheng Jia

Chuncheng Che

Ying Wang

Tienlun Ting

Jie Wu

Liang Li

Cuiwei Tang

Qiangqiang Li

Xue Cao

Peizhi Cai

Yan Lu

Jing Wang

Yi Ding

Hao Guo

Weisi Zhou

Wenxue Ma

Wei Zhang

Xiaobo Wang

Zhifeng Zhang

Hao Liu

Feng Qu

Xiangzhong Kong

Meng Wei

Yan Wang

Di Cao

Guodong Feng

Wei Liu

He H Liu

Yong Liu

Sheng Chen

Jing Xie

Honggang Liang

Xueyan Su

Hailong Lian

Zhenguo Zhang

A phase shifter is provided. The phase shifter includes a plurality of phase shift units coupled in sequence. At least one phase shift unit of the plurality of phase shift units includes: a first conductive structure and a second conductive structure. The first conductive structure includes at least one first transmission line, and a second transmission line connected to the at least one first transmission line, the second transmission line being configured as an inductive load. The second conductive structure includes at least one third transmission line, each third transmission line being configured to form a capacitor with a first transmission line. The first transmission line, the third transmission line and the capacitor constitute at least a portion of a phase shift communication path of the phase shifter.

Phase shifter operable in a differential mode comprising a first conductive structure and a second conductive structure that form a capacitor therebetween

A radio frequency device includes a feeding structure and a phase shifting structure. The feeding structure includes opposite first and second substrates, and a dielectric layer between the first and second substrates. The first substrate includes a coupling branch and a delay branch, which are respectively connected to two output terminals of a power divider, on an inner side of the first substrate. The second substrate includes a receiving electrode on its inner side, the receiving electrode and the coupling branch form a coupling structure, and their orthographic projections on the first substrate at least partially overlap each other. A length of an orthographic projection of both the coupling branch and the receiving electrode on the first substrate is different from a length of the delay branch. The phase shifting structure includes first and second transmission lines directly and electrically connected to the coupling branch and the delay branch, respectively.

Feeding structure, microwave radio frequency device and antenna

An antenna and an electronic device are provided, and belong to the field of communication technology. The antenna includes: a first dielectric substrate, at least one sub-array and at least one first feed structure. Each sub-array includes at least one first radiation portion, at least one phase shifter, at least one second feed structure and a reference electrode layer. Each transmission component includes a first transmission structure and a second transmission structure; the at least one first radiation portion and the at least one second feed structure are on a side of the first dielectric substrate away from the at least one transmission component. The reference electrode layer is on the first dielectric substrate. Each first feed structure includes a first feed port and at least one second feed port; each second feed structure includes a third feed port and at least one fourth feed port.

Antenna and electronic device

A balun structure and an electronic device. The balun structure includes: a dielectric substrate; a first grounding conductive layer, a first transmission line, a second transmission line, and a third transmission line, wherein at least one coupling structure is connected in series between a first end and a second end of the third transmission line. The coupling structure includes a first coupling part and a second coupling part, wherein in the same coupling structure, one end of the first coupling part facing the second coupling part has at least one first branch line, and one end of the second coupling part facing the first coupling part has at least one second branch line; and in the same coupling structure, the first branch line of the first coupling part is in coupling connection with the second branch line of the second coupling part.

Balun structure and electronic device

The present disclosure provides a phase shifter, an antenna and an electronic device, and belongs to the field of communication technology. The phase shifter includes a plurality of phase shifting units, a first power division network and a second power division network; each phase shifting unit includes a first transmission structure and a second transmission structure; the first power division network includes a first feeding port and a plurality of second feeding ports; the second power division network includes a third feeding port and a plurality of fourth feeding ports; and the first transmission structure of the phase shifting unit is electrically connected to one second feeding port; the second transmission structure of the phase shifting unit is electrically connected to one fourth feeding port.

Phase shifter, antenna and electronic device

Provided is a balun structure, including: a first dielectric layer, a second dielectric layer, a ground electrode, an unbalance electrode, and a balance electrode. The first dielectric layer, the ground electrode, the second dielectric layer are successively stacked, and the ground electrode has a coupling hole therein. The coupling hole extends from a surface facing the first dielectric layer to a surface facing the second dielectric layer. The unbalance electrode is disposed on a first side of the first dielectric layer, wherein the first side of the first dielectric layer is a side, distal from the ground electrode, of the first dielectric layer. The balance electrode is disposed on a first side of the second dielectric layer, wherein the first side of the second dielectric layer is a side, distal from the ground electrode, of the second dielectric layer.

There is provided a liquid crystal phase shifter including first and second substrates opposite to each other, and a liquid crystal layer between the first and second substrates. The first substrate includes a first base plate and a first electrode layer at a side of the first base plate proximal to the liquid crystal layer. The second substrate includes a second base plate and a second electrode layer at a side of the second base plate proximal to the liquid crystal layer. The first electrode layer includes a main body structure having a first side and a second side opposite to each other with respect to an extension direction of the main body structure, and a plurality of branch structures connected to at least one of the first side and the second side of the main body structure. The second electrode layer includes a plurality of first fingers.

Liquid crystal phase shifter, method for operating the same, liquid crystal antenna, and communication apparatus

An antenna and a method for manufacturing the same are provided. The antenna includes a first substrate, a second substrate opposite to the first substrate, a plurality of radiation units on a side of the first substrate distal to the second substrate, and a waveguide power division structure between the first substrate and the second substrate. The waveguide power division structure has a waveguide cavity, includes an input opening and a plurality of output openings, and divides a signal input through the input opening into a plurality of sub-signals. The plurality of sub-signals are output from the plurality of output openings, respectively, and each of the plurality of output openings outputs one of the plurality of sub-signals to at least one of the plurality of radiation units.

Antenna and manufacturing method thereof

There is provided a phase shifter having a phase shift region and a peripheral region, and including a first substrate, a second substrate and a dielectric layer between such two substrates; the first substrate includes a first dielectric substrate, a first electrode and a first auxiliary structure; the second substrate includes a second dielectric substrate, a second electrode and a second auxiliary structure; the phase shift region includes overlapping regions; the first electrode and the second electrode are located in the phase shift region, and have orthographic projections, on the first dielectric substrate, overlapped at least partially in the overlapping regions; the first auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the first dielectric substrate; the second auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the second dielectric substrate.

Phase shifter and antenna

There is provided a phase shifter including a first substrate, a second substrate and a dielectric layer between the first substrate and the second substrate, the first substrate includes a first base and a first electrode layer on a side, of the first base, the second substrate includes a second base, a second electrode layer and a reference voltage leading-in end on a side of the second base, the reference voltage leading-in end is coupled to the second electrode layer, one of the first electrode layer and the second electrode layer includes a body structure and branch structures; an orthographic projection of an end of each branch structure away from the body structure on the first base is overlapped with an orthographic projection of the second electrode layer or the first electrode layer on the first base. An antenna is further provided.

Phase shifter usable with an antenna including first and second substrates having electrode layers formed thereon, where the electrode layers include body and branch structures

An array antenna module is provided, which includes a feed structure, a phase shift structure, and a radiation structure. The feed structure is connected to the phase shift structure, and the phase shift structure is connected to the radiation structure. The feed structure, the phase shift structure, and the radiation structure are all disposed on a glass substrate.

Array antenna module, manufacturing method thereof, and phased array antenna system

The present disclosure provides a waveguide conversion device and wireless communication system. The waveguide conversion device includes: a waveguide cavity including a waveguide transmission cavity and a waveguide back cavity facing each other; a base substrate between the waveguide transmission cavity and the waveguide back cavity, the base substrate including at least a first substrate; and a conversion module on the first substrate and including a balanced antenna, a first differential strip-line and a second differential strip-line, wherein the balanced antenna is in a region where the waveguide transmission cavity faces the waveguide back cavity, the balanced antenna includes a first output port and a second output port; a first end of the first differential strip-line is connected to the first output port of the balanced antenna, and a first end of the second differential strip-line is connected to the second output port of the balanced antenna.

Waveguide conversion device and wireless communication system

A phase shifter includes a signal line and a reference electrode respectively disposed on sides of different ones or both disposed on a same side of a same one of a first base plate and a second base plate proximal to a dielectric layer, and includes a straight unit and a bent unit along an extending direction of the signal line. The signal line includes a first signal sub-line corresponding to the straight unit and a second signal sub-line corresponding to the bent unit, and the reference electrode includes a first reference sub-electrode corresponding to the straight unit and a second reference sub-electrode corresponding to the bent unit. The second signal sub-line and the second reference sub-electrode which correspond to the bent unit are configured to make an impedance of the bent unit match to an impedance of the straight unit and/or an impedance of another adjacent bent unit.

The present disclosure provides a phased array antenna, including a waveguide radiation unit, a phase shifter unit and a waveguide power dividing unit, a radiation patch and a first waveguide feed structure in the waveguide radiation unit are the same in number, and a first transmission port of each first waveguide feed structure is arranged corresponding to the radiation patch; the waveguide power dividing unit includes second waveguide feed structures, and a first transmission port of each second waveguide feed structure corresponds to a second feed region of at least one phase shifter; each of the first waveguide feed structure and the second waveguide feed structures includes a ridge waveguide structure; the ridge waveguide structure is provided with at least one sidewall; defining a waveguide cavity of the ridge waveguide structure; at least one ridge protruding toward the waveguide cavity is arranged on the at least one sidewall.

Phased array antenna

A feeding structure is provided. The feeding structure includes a feeding unit, which includes: a reference electrode, first and second substrates opposite to each other, and a dielectric layer between the first and second substrates. The first substrate includes a first base plate and a first electrode thereon. The first electrode includes a first main body and a plurality of first branches connected to the first main body and spaced apart from each other. The second substrate includes a second base plate and a second electrode thereon. The second electrode includes a second main body and a plurality of second branches, which are connected to the second main body, spaced apart from each other, and in one-to-one correspondence with the plurality of first branches. Orthographic projections of each second branch and a corresponding first branch on the first base plate partially overlap each other.

Growing community of inventors

Beijing, China

Haocheng Jia