Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Xichao Fan

Feng Qu

Yali Wang

Biqi Li

Wei Li

Zongmin Liu

Junwei Guo

Dongdong Zhang

Guoqiang Tang

Zhipeng Lu

Li Li Ma

Chunxin Li

Mengjun Hou

Zhiliang Wang

Jijing Huang

Yafei Zhang

Mengwen Jia

Yazhou Ren

Youjian Hu

The present disclosure provides a phase shifter, a driving method for the phase shifter, and an antenna system, and belongs to the field of communication technologies. The present disclosure provides a phase shifter, including: a control module, a digital-to-analog conversion module and a phase shift structure; the control module is configured to generate a plurality of correction signals according to phase shift degrees of the phase shift structure; the digital-to-analog conversion module is configured to generate a driving signal according to the correction signals; and the phase shift structure is configured to shift a phase of a microwave signal passing therethrough according to the driving signal.

Phase shifter, driving method for the phase shifter and antenna system

An antenna and an electronic device are provided in the present disclosure. The antenna includes a first conductive layer, a dielectric layer, and a second conductive layer which are stacked; the first conductive layer is provided as a microstrip line structure; the second conductive layer is provided with a radiation structure and a director; the radiation structure includes a first edge and a second edge disposed oppositely along a first direction; the radiation structure is provided with a first slot, a second slot, and a third slot that are sequentially communicated along the first direction and away from the first edge, the first slot is circular, the second slot is rectangular, and the third slot gradually increases in dimension in the second direction; the director is disposed on the second conductive layer and located at a side of the third slot away from the second slot.

Antenna and electronic device

The device of processing data based on the radio frequency identification includes: a receiving antenna used to receive a first radio frequency signal; a first front-end module electrically connected to the receiving antenna, wherein the first front-end module is used to receive and amplify the first radio frequency signal; a first radio frequency integrated circuit electrically connected to the first front-end module, wherein the first radio frequency integrated circuit is used to demodulate the amplified first radio frequency signal sent by the first front-end module to obtain a first baseband signal; and a baseband chip electrically connected to the first radio frequency integrated circuit, wherein the baseband chip is used to receive the first baseband signal, decode the first baseband signal, and output a data processing result. The present disclosure further provides an office device, an office method, an office apparatus, a storage medium and a program product.

Device of processing data, office device, office method, office apparatus, medium and product

An antenna includes a first feed layer, a second feed layer and a radiation structure layer stacked; the first feed layer includes a first dielectric substrate and a micro-strip line structure stacked; multiple first conductive patches in a first conductive structure are electrically connected to a reference ground structure through an electrical connection structure on the second dielectric substrate; the reference ground structure is provided with a first slot, multiple first conductive patches are symmetrically arranged with respect to a first centerline, and the first centerline is a centerline of the first slot extending along the second direction; the radiation structure layer includes a third dielectric substrate and a second conductive structure stacked, multiple second conductive patches in the second conductive structure are symmetrically disposed with respect to the first centerline, any one of the second conductive patches is provided with at least one second slot.

An ultra wide band antenna structure and an electronic device. The ultra wide band antenna structure includes: a dielectric substrate; an antenna structure, located on a side of the dielectric substrate; the antenna structure includes a radiation patch and a feeder line; and a ground layer, located on a side of the dielectric substrate facing away from the antenna structure; the radiation patch has a first hollowed-out slit, and a length of the first hollowed-out slit is related to λ/2; and λ represents a wave length in a frequency band of a needed notch wave.

Ultra wide band antenna structure and electronic device

Disclosed are an antenna unit and an electronic device, wherein the antenna unit includes a dielectric substrate, an antenna layer and a ground layer located on both sides of the dielectric substrate; wherein the antenna layer includes a microstrip feed line, a radiation patch and a microstrip coupling line structure located on a side of the microstrip feed line in a first direction, the microstrip coupling line structure comprises a first branch structure, a microstrip coupling line and a second branch structure that are sequentially connected along the first direction, the first branch structure is arranged at intervals with the microstrip feed line, and the ground layer includes a floor groove, wherein there is a first overlapping area between an orthographic projection of the floor groove on the dielectric substrate and an orthographic projection of the microstrip feed line on the dielectric substrate.

Antenna unit and electronic device

An antenna is provided. The antenna includes a microstrip feed line, a ground plate, a slot extending through the ground plate, and a radiating plate. The radiating plate is on a side of the ground plate and the slot away from the microstrip feed line. The radiating plate is configured to receive a signal from the microstrip feed line by aperture coupling through the slot. The radiating plate includes a plurality of radiating blocks spaced apart from each other.

Antenna and electronic apparatus

Device and method controlling for an antenna, an antenna system and a computing control device are provided. The antenna includes multiple antenna array elements and multiple phase shifters for calibrating phases of the multiple antenna array elements. The device includes a temperature sensor, a positioning unit and a computing control unit, the temperature sensor is configured to obtain temperature information of the antenna and output it to the computing control unit; the positioning unit is configured to obtain position information of the antenna and output it to the computing control unit; the computing control unit is configured to receive the position information and temperature information of the antenna, determine position information of a satellite, and control the phase shifters to adjust phases of the multiple antenna array elements according to the position information the temperature information of the antenna, the position information of the satellite and pre-stored calibration data.

Control device for antenna, control method for antenna, antenna system and computing control device

The present disclosure provides an interactive control apparatus and an interactive system. The interactive control apparatus includes: an antenna array configured to transmit a radar signal and receive a reflected echo signal; a data processing assembly configured to determine, according to the radar signal and the echo signal, a body action and a corresponding control instruction, and output the control instruction to a terminal device; and a display assembly configured to display the determined body action and/or control instruction.

Interactive control apparatus and interactive system

The disclosure provides a phase shifter, a manufacturing method thereof and an antenna, and belongs to the field of communication technology. The phase shifter includes a first substrate; a signal line and reference lines on the first substrate; a first insulating layer on the signal line; a plurality of electrode film bridges on a side of the first insulating layer distal to the signal line; and a first transmission structure on the first insulating layer and electrically connected to the signal line; and an orthographic projection of the first transmission structure on the first substrate is not overlapped with an orthographic projection of the plurality of electrode film bridges on the first substrate.

Phase shifter, manufacturing method thereof and antenna

A calibration system and a calibration method for a phased-array antenna are provided. The calibration system includes a receiving probe, a parameter tester, an upper computer and a beam controller. The receiving probe may acquire a beam signal, which is radiated by a to-be-tested phased-array antenna according to a provided microwave signal, at a preset position. The parameter tester may generate a test parameter according to the microwave signal and the beam signal. The upper computer may determine whether the to-be-tested phased-array antenna meets a preset index according to the test parameter, and in a case where the to-be-tested phased-array antenna does not meet the preset index, calculate the test parameter according to a genetic algorithm to generate optimized beam control data. The beam controller may generate a control voltage according to the optimized beam control data, and transmit the control voltage to the to-be-tested phased-array antenna.

Calibration system and calibration method for phased-array antenna

An antenna is provided, comprising a reflector, a director; a first tapered microstrip line, a transition structure, a second tapered microstrip line, and a dipole radiator; wherein the transition structure has a main body of a parallelogram shape having a first side connected to the first tapered microstrip line, a second side opposite to the first side and connected to the second tapered microstrip line, a third side connecting the first side and the second side, and a fourth side connecting the first side and the second side, the third side being opposite to the fourth side; and the transition structure comprises a plurality of teeth connected to and extending away from at least the fourth side of the main body.

The present disclosure provides a phase shifting device, a driving method thereof, and an antenna. The phase shifting device of the present disclosure includes: data lines, scan lines and phase shifting units. Each phase shifting unit includes: a switch sub-circuit and a phase shifter. Control terminals of the switch sub-circuits in a same row are coupled to a same scan line, first terminals of the switch sub-circuits in a same column are coupled to a same data line, and a second terminal of each switch sub-circuit is coupled to a phase shifter included in the phase shifting unit to which the switch sub-circuit belongs. Each switch sub-circuit is configured to transmit, in response to a switch control signal provided by the scan line, a data voltage signal provided by the data line to the phase shifter to drive the phase shifter.

Growing community of inventors

Beijing, China

Xichao Fan