Boe Technology Group Co., Ltd.

Beijing Xiaomi Mobile Software Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Microsoft Technology Licensing, LLC

Ge Precision Healthcare LLC

Hefei Boe Optoelectronics Technology Co., Ltd.

Lenovo (beijing) Limited

General Electric Company

Huawei Technologies Co., Limited

Chinese Academy of Sciences

Alibaba Group Holding Limited

Ge Medical Systems Global Technology Company, LLC

Tsinghua University

Beijing Boe Technology Development Co., Ltd.

Nuctech Company Limited

Kai Wang

Runyu Shi

Yu Liu

Wei Lu

Guancheng Jiang

Lili Yang

Yinbo He

Xin Xie

Haoyang Xing

Dongliang Yang

Chunlai Xiao

Jun Hong Zhao

Zeyong Xu

Hailong Mu

Edward Ding-Bong Un

Feng Li

Tingting Song

Zhengqiang Deng

Lin Zhang

Zhonghao Huang

Zhijun Yuan

Deli Gao

Chunyao Peng

Tengfei Dong

Wei Liu

Yang Yang

Xi Wang

Chunlei Wang

Shiguo Lian

Fan Liu

Wenming Ren

Xiangyang Xu

Guangchang Ma

Yajun Li

Xuwu Luo

Liyun Deng

Bin Tan

Shuanglei Peng

Lin Shi

Xianchao Wu

Hongru Zhou

Lei Wang

Wei Wang

Zhiqiang Chen

Ziran Zhao

Ying Wang

Bo Zhang

Hang Li

Qiang Zhang

Chao Zhang

Rui Wang

Jun Li

Yang Bai

Lei Du

Yong Wang

Feng Yu

Yangkun Jing

Li Li Zhao

Fei Chen

Haifeng Xu

Zhong Xian Li

Jinsheng Sun

Liangliang Jiang

Xu Wu

Chunyang Nie

Hui Jiang

Jun Zhao

Chong Liu

Fei Gao

Yinhu Huang

Hui Dong

Min Zhang

Faen Zhang

Mookeun Shin

Xianbin Huang

Jian Hu

Lixin Zhu

Heng Zhang

Xiaojun Wu

Dong Xu

Kaiwen Wang

Jun Cai

Chengyong Zhan

Yongliang Zhao

Zeyu Li

Bingbing Yan

Yang Xuan

Hongwei Liu

Xuming Ma

Aixia Sang

Chunmei Liu

John Ian Ferrell

Na Xu

Xiaopan Che

Zhenyu Han

Xiaolin Pu

Jin Tang

Shiming Yin

Sheng Tong

An impedance tuner in a magnetic resonance system include at least one of an amplitude tuning circuit and a phase tuning circuit. The amplitude tuning circuit includes M serially-connected amplitude tuners. Each amplitude tuner includes at least one microwave transmission line and a first switch circuit connected in parallel, wherein the first switch circuit controls the at least one microwave transmission line to be in an on state or an off state, respectively, and the value of M is a positive integer greater than or equal to 1. The phase tuning circuit includes a phase tuner, and the phase tuner includes P second microwave transmission lines and a second switch circuit, wherein the second switch circuit controls the P second microwave transmission lines to be in an on state or an off state, respectively, and the value of P is a positive integer greater than or equal to 2.

Impedance tuner, magnetic resonance system, transmission apparatus, and transmission method

A sending time determination method includes: determining a transmission duration and a synchronization error of signal transmission between the device to be measured and a goniometric device; determining a receiving time slot for the goniometric device to receive ultrasonic goniometric signal sent by the device to be measured, where the goniometric device is configured to receive ultrasonic goniometric signals sent by a plurality of devices to be measured, and the goniometer device receives the ultrasonic goniometric signals sent by different devices to be measured in different receiving time slots; and determining a sending time of the ultrasonic goniometric signal according to the receiving time slot, the transmission duration and the synchronization error.

Sending time determination method and device, and indoor goniometric method and device

A license plate character recognition method and apparatus, an electronic device, and a storage medium. The method comprises: after obtaining a vehicle image captured by an image capturing device, positioning a vehicle plate area in the vehicle image to obtain a license plate image, and performing feature extraction on the license plate image by means of a convolutional neural network comprising a residual network structure. Gradient vanishing is effectively avoided and feature loss in a convolutional process of the convolutional neural network is reduced, so that a bidirectional recurrent neural network model can accurately recognize license plate characters in the license plate image on the basis of feature information of the license plate image. Therefore, character segmentation for a license plate is not needed, license plate characters on the license plate can be obtained by directly recognizing the whole license plate, segmentation and separate recognition for the license plate characters are avoided, and the recognition speed and the recognition accuracy are improved.

Method for recognizing license plate characters, electronic device and storage medium

The present disclosure provides a dimming window and a method for manufacturing the same. The dimming window includes a cell defined by a first substrate and a second substrate, where at least one side edge of the first substrate exceeds an outside of the second substrate, and a part of the first substrate that exceeds the second substrate serves as a single substrate region; a first transparent conductive layer on one side of the first substrate facing the second substrate; a second transparent conductive layer on one side of the second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate. The first transparent conductive layer includes a bonding region at the single substrate region; and a pattern of the bonding region includes a first sub-region and a second sub-region which are separated from each other;

Dimming window comprising a transparent conductive layer having a bonding region and method for manufacturing the same

A radio-frequency power output device includes a cooling plate, a temperature detection module, and a control module. The cooling plate is provided with a first circuit board and a second circuit board respectively on two opposite sides thereof, and the first circuit board and the second circuit board are provided with a first radio-frequency power amplification circuit and a second radio-frequency power amplification circuit, respectively. The temperature detection module is used to obtain the temperature of the first circuit board and the temperature of the second circuit board. The control module controls, based on the temperature of the first circuit board, the first radio-frequency power amplification circuit to output a radio-frequency power signal at a target temperature, and controls, based on the temperature of the second circuit board, the second radio-frequency power amplification circuit to output a radio-frequency power signal at the target temperature.

Radio-frequency power output device and method for magnetic resonance system

A method including in response to voice information, acquiring a response object to which corresponding voice information is registered and which occupies an interactive medium; and informing the response object to respond to the voice information. The technical solution enables an operating system to automatically determine a response object responding to voice information triggered by a user from numerous response objects in view of voice information registered at each response object and the occupation of interactive media by each response object. The technical solution removes the restriction that a user must speak a wakening phrase to activate a required response object each time before speaking voice information. Thus, a user only needs to speak short voice information that shows the intention for use thereof during a process of using a certain response object, thereby improving the convenience of a user performing voice interaction.

Interaction method, device, storage medium and operating system

A method for waking up a smart device includes receiving sound information; determining whether the sound information includes a multi-frequency tone; and when the sound information includes the multi-frequency tone, waking up a preset function of the smart device based on the multi-frequency tone. A device for waking up a smart device as well as a smart device incorporating the device includes processing elements for performing the method. A non-transitory computer-readable storage medium stores computer instructions to cause processing elements to perform the method for waking up a smart device.

Method and apparatus for waking up smart device, smart device and medium

The present disclosure is related to a method and device for measuring a distance and a storage medium. The method for measuring the distance includes determining a distance between a first device and a second device based on a first time difference and a second time difference, where the first time difference is between a time of receiving a first detection signal by the first device and a time of receiving a second detection signal by the first device, and the second time difference is between a time of receiving the first detection signal by the second device and time of receiving the second detection signal by the second device.

Method and device for measuring distance, and storage medium

An audio signal processing method, includes: acquiring first rotation information when a wearable device rotates and second rotation information when a mobile device connected to the wearable device rotates; determining relative position information between the wearable device and the mobile device according to the first rotation information and the second rotation information; and processing an audio signal based on the relative position information to obtain a playing audio played by the wearable device.

Audio signal processing method, electronic apparatus, and storage medium

A security inspection apparatus and a method of controlling the same are described. An example security inspection apparatus includes a bottom plate configured to carry an inspected object and a two-dimensional multi-input multi-output array panel, including at least one two-dimensional multi-input multi-output sub-array. Each two-dimensional multi-input multi-output sub-array includes transmitting antennas and receiving antennas arranged such that equivalent phase centers are arranged in a two-dimensional array. The security inspection apparatus includes a control circuit configured to control the transmitting antennas to transmit a detection signal in a form of an electromagnetic wave to the inspected object in a preset order, and to control the receiving antennas to receive an echo signal from the inspected object. The security inspection apparatus includes a signal processing device configured to reconstruct an image of an inspected object based on an echo signal received and a display device configured to display the reconstructed image.

Security inspection apparatus and method of controlling the same

Provided in an embodiment of the present application are a magnetic resonance imaging system and a transmission apparatus and a transmission method. The method comprises: generating and outputting a pulse signal by a transmission controller; amplifying the pulse signal by a radio-frequency amplifier; transmitting, by a signal processor, the signal amplified by the radio-frequency amplifier to a transmit coil of the magnetic resonance imaging system; and generating frequency offset lookup information for bandwidth compensation of the entire transmission apparatus according to bandwidth data of the transmission controller, the radio-frequency amplifier, and the signal processor; wherein the frequency offset lookup information is used to control the transmission controller to generate output power. Thus, the method can use the frequency offset lookup information to perform digital pre-distortion processing of a power amplifier, and can also improve the bandwidth performance of the entire transmission apparatus and improve the quality of magnetic resonance images.

Magnetic resonance imaging system and transmission apparatus and transmission method

An audio signal processing method, includes acquiring a first distance between a current position and an initial position of a mobile device, and a second distance between the current position of the mobile device and a wearable device. Determining a first deflection angle according to the first distance, the second distance and the initial distance between the mobile device and the wearable device. Acquiring a second deflection angle of the wearable device reflecting a posture change. Determining relative position information between the mobile device and the wearable device according to the first deflection angle, the second deflection angle and the second distance and processing an audio signal based on the relative position information to obtain a playing audio played by the wearable device.

A display substrate and a manufacturing method thereof and a display panel are disclosed. The display substrate includes a base substrate, a connection electrode, a conductive sealant, a plurality of via-holes respectively in different layers and a bridge electrode. The connection electrode is on the base substrate; the conductive sealant is at a side, away from the base substrate, of the connection electrode and is electrically connected with the connection electrode via the plurality of via-holes respectively in different layers; the bridge electrode is at least partially in at least one via-hole of the plurality of via-holes, and is electrically connected with the connection electrode and the conductive sealant; in a direction perpendicular to the base substrate, the plurality of via-holes are at least partially not overlapped with each other.

Display substrate and manufacturing method thereof, display panel

A method, apparatus, and a non-transitory computer-readable storage medium for event detection are provided. The method may be applied to an electronic device. The electronic device may transmit a detection signal. The electronic device may receive an echo signal of the detection signal. The electronic device may acquire a feature value of the echo signal. The electronic device may calculate a decision parameter based on the feature value, and may determine, based on the decision parameter, that the electronic device is moving towards or away from a target object.

Method and apparatus for event detection, electronic device, and storage medium

An ultrasonic data transmission method, apparatus and system, a terminal device and a medium are provided. The method is applied to a transmitting terminal which includes at least two ultrasonic signal transmitting arrays. The method includes: a single-frequency ultrasonic coding signal of to-be-transmitted information corresponding to each ultrasonic signal transmitting array is respectively determined, ultrasonic codes of to-be-transmitted information corresponding to different ultrasonic signal transmitting arrays being different; and corresponding at least two single-frequency ultrasonic code signals are transmitted through the at least two ultrasonic signal transmitting arrays to a receiving terminal in a focusing mode, frequency bands of transmitting frequencies of different ultrasonic signal transmitting arrays being different.

Ultrasonic data transmission method, apparatus and system, terminal device and medium

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Beijing, China

Kai Wang