Boe Technology Group Co., Ltd.

International Business Machines Corporation

Lenovo (beijing) Limited

Beijing Boe Technology Development Co., Ltd.

Beijing Lenovo Software Ltd.

Beijing Jingdong Shangke Information Technology Co., Ltd.

Beijing Jingdong Century Trading Co., Ltd.

Hai Yu

Feng Qu

Yafei Zhang

Dongdong Zhang

Yali Wang

Yanzhao Li

Jia Fang

Mengwen Jia

Zai Ming Lao

Liang Miao

Biqi Li

Guoqiang Tang

Qianhong Wu

Huijun Wu

Yang Zheng

Yufen You

Sicong Chen

An antenna structure includes a substrate, a ground layer, a radiation patch, a first feed structure, and a second feed structure. The radiation patch, the first feed structure, and the second feed structure are located on a first surface of the substrate, and the ground layer is located on a second surface of the substrate. The first surface and the second surface are two surfaces of the substrate facing away from each other. The radiation patch has a slotted structure. In a first direction, the first feed structure and the second feed structure are symmetrically located on both sides of the radiation patch.

Antenna structure and electronic device

A metal mesh includes: first metal lines () and second metal lines () extending in crossed directions. The first metal lines () are arranged side by side in a first direction and extend in a second direction; the second metal lines () are arranged side by side in the first direction and extend in a third direction. Each first metal line () includes first sub-line segments sequentially connected together in the second direction, and each second metal line () includes second sub-line segments sequentially connected together in the third direction. Each first sub-line segment has a midpoint superposing with a midpoint of one of the second sub-line segments, the first and second sub-line segments having superposed midpoints form a crossed structure (), and define two opposite first angles (θ) and two opposite second angles (θ). Each first angle (θ) is not greater than each second angle (θ).

Metal mesh, thin film sensor and mask

An antenna includes: a dielectric layer; a reference electrode layer on a first surface of the dielectric layer and with a slot therein; radiation structure on a second surface of the dielectric layer. The radiation structure includes a plurality of radiation parts spaced apart from each other, each of which includes radiation elements spaced apart from each other. The plurality of radiation parts in each radiation structure include first radiation part and a second radiation part; and a first microstrip line and a second microstrip line are on the second surface. The first microstrip line is configured to feed power to the radiation elements in the first radiation part, and the second microstrip line is configured to feed power to the radiation elements in the second radiation part. The first microstrip line has a feed direction different from that of the second microstrip line.

Antenna and manufacturing method thereof

The present disclosure provides a display panel including a display layer and an antenna layer. The display layer includes pixel units arranged according to a first rule. The antenna layer is arranged on a light-exiting side of the display layer and includes multiple metal grid units that are uniformly arranged in the antenna layer according to a second rule. The antenna layer includes a first area and a second area. The metal grid units in the first area are in conduction with each other and are not in conduction to the metal grid units in other areas to form an antenna unit. The second area is a non-antenna area. The ratio of the total area of the first area and the second area to the area of the display layer is greater than 90%.

Display panel

The present disclosure provides a liquid crystal antenna unit, including: a first substrate; a second substrate disposed opposite to the first substrate; a liquid crystal layer disposed between the first substrate and the second substrate; an antenna unit disposed on a side of the first substrate facing away from the liquid crystal layer; and an antenna control unit disposed corresponding to the antenna unit and configured to control ON/OFF of the antenna unit. The present disclosure further provides a liquid crystal phased array antenna and a phase calibration method.

Liquid crystal antenna unit, liquid crystal phased array antenna and phase calibration method

An antenna unit, a manufacturing method thereof, a display device, and an electronic apparatus. The antenna unit includes a radiation main body, at least one feed line, and a plurality of grounding portions. The at least one feed line and the radiation main body are electrically connected, the radiation main body, the at least one feed line, and the plurality of grounding portions are provided in a same layer.

Antenna unit and manufacturing method thereof, display device, and electronic apparatus

A phase shifter is provided to include: a first substrate, a second substrate, a dielectric layer, a transmission line, a ground electrode and at least one auxiliary electrode, where the first substrate and the second substrate are opposite to each other, the dielectric layer is between the first substrate and the second substrate, the transmission line is between the second substrate and the dielectric layer, the auxiliary electrode is between the first substrate and the dielectric layer, and the ground electrode is on a side of the second substrate distal to the dielectric layer; a dielectric constant of the dielectric layer changes with a voltage between the auxiliary electrode and the transmission line; an orthographic projection of the transmission line on the first substrate overlaps with an orthographic projection of the auxiliary electrode on the first substrate.

Phase shifter and liquid crystal antenna

The disclosure provides a display panel and a display apparatus, and belongs to the field of display technology. The display panel includes a display backplane and an antenna structure; the display panel further includes a frequency selective surface on a side of the antenna structure close to a light exit surface of the display panel; the frequency selective surface is configured to transmit an electromagnetic wave with a specific frequency, so as to enhance a radiation gain of the antenna structure.

Display panel and display apparatus

Provided are an information recommendation method and apparatus. According to historical data, an information recommendation apparatus identifies a pair of matching items so as to determine a cross-category relationship of items; the item cross-category relationship is used to construct item match contexts; an item context portrait and a user context portrait are used to sort the match contexts; the items in the match contexts are sorted according to the feedback behavior of the user concerning the items in the match contexts; the sorted match contexts are recommended to the user.

Method, medium, and system for information recommendation

The present disclosure provides a phase shifter including: a first substrate and a second substrate. The first substrate includes a reference electrode and a signal electrode, and the signal electrode includes a main structure and multiple branch structures. The second substrate includes multiple patch electrodes, and the multiple patch electrodes are arranged in a one-to-one correspondence with the multiple branch structures to form multiple variable capacitors. The phase shifter has a first region, and a second region and a third region which are respectively provided on two sides of the first region; and for any two of variable capacitors located on a same side of the first region, an overlap area of patch electrode and branch structure of a variable capacitor close to the first region is greater than or equal to that of a variable capacitor away from the first region.

Phase shifter and antenna

A task comprising at least a first subtask on a computer system is analyzed. As part of the analysis, a profiler controller transmits a first profile instruction to a first profiler instance. The profiler controller transmits a second profile instruction to a second profiler instance. In response to the first profile instruction, the first profiler instances embeds a first task identifier into a first subtask request sent by a first virtual machine. In response to the second profile instruction, the second profiler instance captures the first task identifier from the first subtask request received by a second process virtual machine. The profiler controller identifies an execution instance of the task of the computer system based on the first copy and the second copy of the first task identifier received from the first profiler instance and the second profiler instance, respectively.

Profiling multiple virtual machines in a distributed system

A method and an electronic device for protecting data for a first electronic device with a data transmission interface are provided. A basic I/O system of the first electronic device is provided with a verification program for verifying a second electronic device. The method includes: loading the verification program into a memory of the first electronic device; verifying the second electronic device to acquire a verification result by the memory running the verification program via the memory; disabling the data transmission interface to cause the second electronic device to be unable to perform data transmission with the first electronic device by the data transmission interface in a case that the verification result indicates that the second electronic device is not a valid device.

Growing community of inventors

Beijing, China

Hai Yu