Huawei Technologies Co., Limited

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Min Peng

Jiyang Shao

Yuting Zhang

Xingdong Liu

Guobing Yin

Yungui Wang

Ke Chao

Hong Wang

Yue Li

Shou Li

Yan Zhuang

Chengqi Zhou

Fuqing Sun

Chengte Lai

Zhuofei Li

Yaoqiu Jing

Gaosheng Yin

Fuyin Wang

Ruoyu Huang

A method includes receiving, by an electronic device, an instruction for wiping data or performing a factory reset, setting an identifier according to the instruction, shutting down or restarting electronic device, reading the identifier when the electronic device is powered on or is connected to a network, sending a request to a server to request the server to delete a security service from a secure element (SE), receiving a command from the server, where the command instructs the electronic device to delete a target security service from the SE, and the target security service is based on a security service installed in the SE and a list of deletable security services stored in the server, and deleting, a secure element applet corresponding to the target security service from the SE according to the first command.

Method for deleting safety service and electronic device

Disclosed is a detection target positioning method and device. The method comprises: acquiring an original image and pre-processing the original image to obtain a gradation of each pixel in a target gradation image corresponding to a target region including a detection target; calculating first gradation sets corresponding to rows of pixels of the target gradation image and second gradation sets corresponding to columns of pixels of the target gradation image; and determining rows of two ends of the detection target in a column direction according to the first gradation sets, determining columns of two ends of the detection target in a row direction according to the second gradation sets, and determining a center of the detection target according to the row of two ends of the detection target in the column direction and the columns of two ends of the detection target in the row direction.

Detection target positioning device, detection target positioning method, and sight tracking device

Embodiments of the present disclosure provide an optical grating and a 3D display device having the same. The optical grating comprises a plurality of grating units arranged from a center of the optical grating towards two sides thereof, values of grating periods of a plurality of said grating units on either side of the center being non-linearly decreased progressively from the center to the side.

Optical grating and 3D display device

The present disclosure relates to a touch panel controller, a control information acquisition method and a touch display device in the field of display technology. The touch panel controller includes at least two conductive members and a rotating component. The rotating component includes a supporting component and a mounting component connected to each other. The mounting component is configured to have the at least two conductive members mounted thereon. One end of the supporting component is configured to determine a placement surface that is in contact with a touch panel. A distance between each of the at least two conductive members and the placement surface is less than a sensing distance, and the sensing distance is a distance at which a capacitance change caused by the conductive member is detectable by the touch panel. In the present disclosure, a plurality of rotatable conductive members in the controller are used to input a multi-point touch operation such as rotation or multi-point sliding, which solves the problem in the related art that it is difficult for the stylus to accomplish multi-point touch operations and achieves an effect of performing a variety of multi-point touch operations through the controller.

Touch panel controller, control information acquisition method, and storage medium

A slit grating and a three-dimensional (3D) display apparatus including the slit grating are disclosed herein, the slit grating includes a plurality of grating structures (-) arranged side by side. The widths of the grating structures (-) increase and then decrease, along the direction in which the grating structures (-) are arranged. A grating structure () having the largest width may define a trend change point after which the trend in the widths of the grating structure widths changes.

Slit grating, and three-dimensional display apparatus having slit grating

A curved grating structure, a display panel and the display device are provided. The curved grating structure includes multiple grating strips spaced from each other. Grating intervals between adjacent grating strips are successively decreased from a center point of the curved grating structure to a terminal of the curved grating structure. The grating interval between two adjacent grating strips is a distance in a first direction between center points of the two adjacent grating strips, and the first direction is a direction perpendicular to a normal vector of the curved grating structure passing through a center point of the curved grating structure.

Curved grating structure, display panel and display

The present application discloses a touch sensing apparatus for detecting a touch motion by induction. The touch sensing apparatus includes a base substrate; a black matrix layer on the base substrate defining a plurality of light transmissive regions; an inductor layer on the base substrate, the inductor layer including at least one inductor unit, each of the at least one inductor unit having a multi-turn planar coil structure, a projection of the inductor layer on the base substrate substantially overlapping with that of a portion of the black matrix layer; and at least one first sensing circuit coupled to the at least one inductor unit and configured to be provided with an AC signal and to detect a change of the AC signal induced by the touch motion.

Touch sensing apparatus having a multi-turn planar coil inductor and touch screen thereof

A method for collecting and identifying interference, which includes requesting each access point device to collect spectrum information, so as to determine interference sources of spectrum information that belongs to a same interference type and is collected by the at least two access point devices, and extracting, from the spectrum information collected by the at least two access point devices, the spectrum information that belongs to the same interference type; matching characteristic sequences of the interference sources, and calculating an overlapping characteristic match value so as to determine whether the match value is greater than a preset threshold, and if the match value is greater than the preset threshold, determining that the extracted spectrum information is from a same interference source, and if the match value is not greater than the preset threshold, determining that the extracted spectrum information is from different interference sources.

Method, device and system for collecting and identifying interference

A method, a device, and a system for acquiring application information in a WLAN are provided by embodiments of the present invention. A controller sends a switch request message to an unassociated neighboring AP. The switch request message includes an identifier of a mobile terminal and a designated channel. The unassociated neighboring AP switches from an original working channel of the unassociated neighboring AP to the designated channel and monitors the mobile terminal according to the identifier of the mobile terminal so as to acquire application information.

Method, device, and system for acquiring application information in WLAN

Embodiments of the present invention provide a method and device for label automatic allocation in ring network protection. The method includes: after physical topology configuration of ring network protection is completed, if connectivity detection between a first node and a downstream node of a ring tunnel is UP, receiving, a first label distribution message sent by the downstream node; sending, by the first node according to the identifier indicating that the tail node label is ready, a second label distribution message to the upstream node; so that the upstream node learns that label allocation for all nodes on the ring tunnel between the first node and a tail node is completed. The method solves problems in the prior art that a workload for configuration of a working ring is big and availability of an end-to-end service cannot be ensured.

Method and device for label automatic allocation in ring network protection

The present invention provides a positioning method, device and system, which are applied to indoor WLAN positioning. A positioning server obtains location service information of APs in a set of APs to be measured; selects three APs to be measured in the set of APs to be measured according to a preset rule, and calculates a first coordinate of a terminal; if a calculated RSSI value of an unmeasured AP is not smaller than a difference between the measured RSSI value and a preset threshold, determines that signals of the unmeasured AP are not affected by reflection; and uses the first coordinate as a location coordinate of the terminal if all the three APs to be measured have been measured, thereby positioning the terminal.

Growing community of inventors

Beijing, China

Min Peng