Huawei Technologies Co., Limited

Aac Acoustic Technologies (shenzhen) Co., Ltd.

Honor Device Co., Ltd.

Aac Technologies (nanjing) Co., Ltd.

Aes Global Holdings Pte Ltd.

Zte Corporation

Shenzhen Smoore Technology Limited

Harbin Institute of Technology

Kuang-chi Intelligent Photonic Technology Ltd.

Harbin Institute of Technology, Shenzhen

Xin Zhang

Yajun Zhao

Yi Li

Ruopeng Liu

Tao Li

Xiao Han

Hanqing Xu

Liang Chen

Yan Wang

Xinyu Wang

Chen Huang

Linmei Mo

Hongfeng Qin

Yiming Meng

Shuyuan Sun

Hao Yin

Yanbo Li

Hao Song

Huan Ge

Xu Sun

Yujie Li

Wenxing Yao

Ruiqiang Ji

Pei Huang

Baoyu Sun

Xuyang Wang

Weicheng Xu

Zaishang Wang

Guoquan Zhang

Junmin Zhao

Henglizi Zhang

Yi Shen

Mao Xi Xiang

Xiang Huang

Chunlin Li

Hongfeng Yuan

Guofeng Chen

Rennai Xie

Weizi Huang

Weiming Fang

Guangcan Mi

Zhiwei Pan

Xuliang Qi

Zhenggen Dai

Huiping Sun

Zezhi Wang

Youri Lin

Yunjiang Lou

Zhenrui Tang

Linjun Yuan

Kangwei Wang

Qiushi Hao

Gan Zhao

Weijie Gao

Zhanmin Ren

Jinlong Zhao

Lijun Kang

Changwen Sun

Wenjie Dong

This application provides a terminal. The terminal includes a battery cover, a middle frame, an adhesive component, and a waterproof component. The adhesive component is provided with an opening groove. There is an avoidance distance between the waterproof component and the opening groove, and a liquid inlet path is formed. A cross section of the waterproof component is of a convex structure or a concave structure on at least one of a first side and a second side. The first side and the second side are not on a same side as an opening of the opening groove, and are not opposite to the opening of the opening groove.

Terminal

A power supply comprises a transformer having a primary winding, a first switch coupled to the primary winding and to a voltage input, an active clamp circuit coupled in parallel with the primary winding, and a clamp switch control coupled to the active clamp circuit. The power supply further comprises a bootstrap circuit coupled to the clamp switch control and having a bootstrap voltage storage device coupled to the clamp switch control. A charging circuit has a resistor network configured to generate a charge voltage in response to an input voltage supplied by the primary winding. A charge voltage storage device is configured to store at least a portion of the charge voltage during the first portion of the switching cycle and to supply the at least a portion of the charge voltage to the bootstrap voltage storage device during a second portion of the switching cycle.

High side active clamp charging circuit

Disclosed are a method and a system of audio signal processing for in-vehicle virtual multichannel sound, and an electronic device. The method includes: obtaining an audio input signal in a single audio channel; identifying different frequency components in the audio input signal; assigning audio data in different frequency bands of the audio input signal to different signal paths according to the different frequency components; performing a digital signal processing on the audio data from different signal paths to obtain a plurality of single-channel signals in different frequency bands; and combining the plurality of single-channel signals into a single-channel audio output signal and outputting it. The present application not only realizes individual digital signal processing of different frequency bands for multiple speakers connected in parallel to a single audio channel, to improve the sound quality of the whole vehicle, but also reduces the cost of the whole vehicle.

Method and system of audio signal processing for in-vehicle virtual multichannel sound, and electronic device

A picture search method includes that an electronic device displays a search interface of a gallery, where the search interface includes a search input box, and the gallery includes a first picture and a second picture. The first picture includes an image of a first person. When the first picture is captured, an age of the first person is a first age. The second picture includes an image of a second person. When the second picture is captured, an age of the second person is the first age. In response to a first search keyword received from a user in the search input box, the first picture and the second picture that match the first search keyword are obtained from the gallery and are displayed, where the first search keyword includes the first age.

Picture search method and device

A cluster light source and a method for generating a cluster light source is provided. A multi-wavelength cluster light source includes: a light source, an optical multiplexer, an optical splitter, and an optical amplifier array. The light source outputs a plurality of single-wavelength continuous-wave light having different wavelengths in parallel. The optical multiplexer combines the plurality of single-wavelength continuous-wave light into one multi-wavelength continuous-wave light. The optical splitter performs power beam splitting on the multi-wavelength continuous-wave light, to output a plurality of multi-wavelength continuous-wave light. The optical amplifier array amplifies the plurality of multi-wavelength continuous-wave light, to output a plurality of other multi-wavelength continuous-wave light. Optionally, the cluster light source further includes a backup light source and an optical switch array.

Cluster light source and method for generating cluster light source

The audio playing method is provided by embodiments of the present disclosure, applied to on-board audio system (including multiple speaker modules arranged at different positions in a car cabin, the audio playing method includes: obtaining an audio signal to be played; decomposing the audio signal to obtain multiple audio source signals of different categories, where each of the multiple sound source signals includes multiple sub sound source signals of a same category; establishing a route between all sub sound source signals and the multiple speaker modules according to a preset distribution principle indicating rules for playing different sub sound source signals by different speaker modules; and playing each of the multiple sub sound source signals by a corresponding speaker module according to the route. The present disclosure provides more accurate and immersive car multi-channel surround sound playback, which can effectively improve overall acoustic experience of the on-board audio system.

Audio playing method, on-board audio system, and storage medium

Embodiments of this application provide a SIM module management method and an electronic device, and relate to the field of electronic devices. A solution that supports an eSIM module is provided for an existing electronic device that supports dual SIM modules, so that the dual SIM modules are compatible with the eSIM module. The electronic device in the embodiments of this application may support three SIM modules. The three SIM modules include at least one eSIM module. The remaining two SIM modules may be both plug-in SIM modules, or may be one plug-in SIM module and one softSlM module. A user can arbitrarily select two SIM modules from the three SIM modules to be in online standby mode, or can arbitrarily select one SIM module from the three SIM modules to be in online standby mode.

SIM module management method and electronic device

Disclosed are a motion-sensing in-vehicle alerting method, a system, and a related device, which are applied to vehicles. The method includes steps of: obtaining, by a controller, an audio signal from an in-vehicle audio bus; performing an acoustic characteristics analysis on the audio signal, and extracting an acoustic waveform of the audio signal in a time domain waveform; performing an amplitude modulation on a sinusoidal signal of the acoustic waveform to obtain a modulated sinusoidal signal after amplitude modulation; obtaining, by the controller, a control signal indicating operational behavior information from an in-vehicle control bus, matching the control signal with the modulated sinusoidal signal according to a predetermined rule to generate a vibration signal, and transmitting the vibration signal to the excitation oscillator to achieve a vibration alert. The method of the present application not only enhances safety, but also provides the vibration alert, resulting in an improved user experience.

Motion-sensing in-vehicle alerting method, system and related device

A method and an electronic device for operator network switching are provided and relate to the field of terminal technologies. A currently activated profile in an electronic device is a first profile. Specifically, the method includes: accessing, by the electronic device, a first operator network based on the first profile; detecting a second operation after disconnecting a connection to the first operator network in response to a first operation; searching for a network based on stored profiles in response to the second operation, to obtain network search results corresponding to the stored profiles; activating a second profile based on the network search results corresponding to the stored profiles; and accessing a second operator network based on the second profile. In this way, operator network switching is implemented.

Operator network switching method and electronic device

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Shenzhen, China

Xin Zhang