Shanghai Sansi Technology Co. Ltd.

Shanghai Sansi Electronic Engineering Co. Ltd.

Jiashan Sansi Optoelectronic Technology Co. Ltd.

Pujiang Sansi Optoelectronic Technology Co. Ltd.

Semiconductor Manufacturing International (shanghai) Corporation

Semiconductor Manufacturing International (beijing) Corporation

Calterah Semiconductor Technology (shanghai) Co., Ltd

Top Gear Powertrain Technology Co., Ltd

Hesai Technology Co., Ltd.

Sansi Optoelectronics Technology (shanghai) Co. Ltd.

Sigmastar Technology Ltd.

Calterah Semiconductor Technology (shanghai) Technology Co., Ltd.

Bosch Huayu Steering Systems Co., Ltd.

Shan Li

Xiaoliang He

Ming Chen

Xing Wen

Peng Wang

Dian Wang

Min-Hwa Chi

Bishou Chen

Sheng Fen Chiu

Yueyue Deng

Xuejuan Huang

Kaijie Zhuang

Zhefan Chen

Shaoqing Xiang

Qi Li

Lili Zhao

Haifeng Lu

Guoli Zhu

Defeng Ni

Xiaobai Li

Jie Zhang

Hongbo Wang

Xiaoyong Wang

Chao Zhang

Jiasheng Li

Jing Deng

Congyi Lin

Haiming Chen

Lianjie Xue

Hang Dong

Zhanlin Zhang

Kun Xu

Yishan Pan

Rongyue Liu

Hongxiang Yan

Chenwu Yu

Shang Tian

Shuyang Fu

Xuqian Jiang

Lingqi Zeng

Miaohuan Su

Yongchao Xing

Dandan Hua

Zhuo Jiang

Jiemiao Qian

Meng Tang

The present disclosure provides a highly efficient heat dissipation automobile lamp, including: light-emitting units, a base, and a heat dissipation mechanism. An external outline of the base is a frustum, the frustum is provided with an internal heat dissipation cavity, and the light-emitting units are evenly placed around the circumference of the frustum. The heat dissipation mechanism includes a heat dissipater and a heat dissipation rod with one of its ends connecting to the heat dissipater, and the heat dissipation rod is arranged in the heat dissipation cavity. The automobile lamp of the present disclosure achieves high heat dissipation efficiency and uniform light emission in the circumferential direction of the base by arranging the light-emitting units circumferentially along the base and inserting the heat dissipation rod into the heat dissipation cavity, thereby overcoming the problems of poor heat dissipation ability and uneven light emission of LED lamps.

Highly efficient heat dissipation automobile lamp

A microstrip antenna, an antenna array, a radar, and a vehicle are provided. The microstrip antenna includes: a dielectric layer, and a metal layer and a ground plane layer disposed at two sides of the dielectric layer, wherein the metal layer includes a first radiation patch and a feeding portion; a length of a long side edge of the first radiation patch is determined based on an operating wavelength of the microstrip antenna, and a length of a short side edge of the first radiation patch is smaller than the length of the long side edge; the feeding portion is coupled between a center position of the long side edge of the first radiation patch and a short side edge, and the feeding portion is configured to transmit a high frequency signal to the first radiation patch or to transmit a space radiation signal received by the first radiation patch.

Microstrip antenna, antenna array, radar, and vehicle

An onboard antenna, a radio equipment and an electronic device. The onboard antenna includes a dielectric substrate, an antenna and a metal block, wherein the antenna is located on the dielectric substrate, a projection of the metal block on a plane where the dielectric substrate is located is not overlapped with a projection of the antenna on the plane where the dielectric substrate is located, the metal block is located on the dielectric substrate in a polarization direction of the antenna, and a distance between a metal edge of the metal block on a side close to the antenna and the antenna is greater than a coupling threshold. Using this onboard antenna, an influence of surface waves on the pattern can be suppressed to a certain extent by arranging the metal block, and a jitter of the antenna pattern can be reduced.

On-board antenna, radio device, and electronic apparatus

The present disclosure discloses a coaxial electric drive axle and an automobile, the coaxial electric drive axle includes a motor, at least one transmission assembly, a main shaft, and a first half shaft and a second half shaft connected by a differential; each transmission assembly includes at least two sliding sleeve shifting mechanisms, at least one of the sliding sleeve shifting mechanisms is arranged on the housing of the differential, and at least one of the sliding sleeve shifting mechanisms is arranged on the main shaft; the motor, the main shaft, the first half shaft and the second half shaft have one same axis. The three modules are arranged coaxially, the structure layout is novel and compact, the power transmission chain is short, and the transmission efficiency is high.

Coaxial electric drive axle and automobile

An attenuation apparatus and a test system. The attenuation apparatus includes a signal transmission channel and at least one radiation loss structure, wherein the signal transmission channel is configured to perform transmission attenuation on the energy of a transmitted signal; the radiation loss structure is arranged in the signal transmission channel; the radiation loss structure has a first operating state and a second operating state; when the radiation loss structure is in the first operating state, the radiation loss structure is configured to perform radiation attenuation on the energy of a signal transmitted by the signal transmission channel; and when the radiation loss structure is in the second operating state, the radiation loss structure is configured to perform transmission attenuation on the energy of the signal transmitted by the signal transmission channel.

Attenuation apparatus and test system

The present disclosure provides an electric drive axle and an automobile, comprising an output shaft, a spindle and at least one driving assembly, the spindle includes two half shafts connected with a differential, and each driving assembly includes a motor and an input shaft connected to the motor in a transmission way, and the output shaft connected to the differential in a transmission way, and the output shaft is sleeved on the corresponding half shaft; a plurality of driving assemblies are arranged on two sides of the output shaft; the electric drive axle further comprises at least two gear transmission assemblies and at least one sliding sleeve shifting mechanism, the input shaft and the output shaft are connected through the corresponding gear transmission assembly in a transmission way, and the sliding sleeve shifting mechanism is slidably sleeved on the output shaft; when the electric drive axle is in different speeds, the sliding sleeve shifting mechanism is connected to the corresponding gear transmission assembly in a transmission way, so as to carry out the power transmission in different speeds, which has a variety of power flow modes to meet requirements of the vehicle under light duty and heavy duty.

Electric drive axle and automobile

The present disclosure relates to an electric drive axle, including a driving assembly, a power coupling gear, a first gear transmission assembly, a second gear transmission assembly and two half shafts connected by a differential, the driving assembly is used to drive the differential. In the above way, the electric drive axle and the electric vehicle realize 3 shifting speeds, and can timely engage in different speeds according to the vehicle load, road conditions, transportation time requirements, etc., so as to realize the efficient operation of the vehicle, improve the operation efficiency, reduce energy consumption, meet the power demand of commercial vehicles with diverse loads and working conditions, and obtain high transportation efficiency and economic benefits.

Electric drive axle and electric vehicle

A video processing circuit coupled to an external memory and for generating a video stream is provided. The external memory stores a part of a first frame. The video processing circuit includes a memory, a control circuit, an image processing circuit, and a video encoding circuit. The control circuit is used for reading a first image block from the external memory and storing the first image block in the memory, the first image block being a part of the first frame. The image processing circuit is used for reading the first image block from the memory and processing the first image block to generate a second image block which is a part of the second frame different from the first frame. The video encoding circuit is used for reading the first image block from the memory and encoding the first image block to generate a part of the video stream.

Video processing circuit and video processing method

A heat sink, a separator, and a lighting device applying the same are provided. The heat sink comprises: a housing, formed around an axis, wherein the housing has a first open end and a second open end along the axis, and a holding cavity connecting the two open ends. The housing comprises a first portion and a second portion, both formed around the axis, wherein the first portion comprises several device mounting portions distributed around the axis. The second portion comprises an outer fin set disposed around the axis in an outer peripheral region, and an inner fin set disposed around the axis in an inner peripheral region; the first portion is closer to the first open end than the second portion is to the first open end, and the outer fin set extends toward the second open end; each fin extends toward the axis.

Heat sink, separator, and lighting device applying same

The present disclosure provides a package antenna and a radar assembly package. The package antenna includes a first antenna and a second antenna adjacent to the first antenna. Directivity of electromagnetic wave from the package antenna is achieved through the cancelation of radiation fields from the first and second antennas.

Package antenna and radar assembly package

An LED UV sterilization device, including a lens assembly and a light source assembly; the lens assembly includes a plurality of lenses of different materials suitable for light of different wavelengths; the light source assembly includes a visible light source assembly and an ultraviolet light source assembly. Visible light irradiated by the visible light source assembly and invisible ultraviolet light irradiated by the ultraviolet light source assembly pass through lenses of corresponding materials and form an overlapped light spot, so that an irradiation location of the invisible ultraviolet light is indicated by the visible light. The LED UV sterilization device not only realizes safe disinfection and sterilization, but also visualizes the sterilization process. The sterilization process is safer and more reliable, and the sterilization area is more accurate.

LED UV sterilization device

A light-emitting device, including a shell assembly and a heat dissipation assembly. The heat dissipation assembly includes a first heat dissipation portion and a second heat dissipation portion. The first heat dissipation portion is connected with the second heat dissipation portion. The first heat dissipation portion is used to load a light source assembly, and a cavity space is formed when the second heat dissipation portion is covered by and communicated with the shell assembly. The second heat dissipation portion is provided with a first through-hole portion, and the shell assembly is provided with a second through-hole portion, the first through-hole portion and the second through-hole portion circulate a cooling medium to remove heat from the cavity space. Whether the light-emitting device is installed vertically, horizontally or at a certain inclination, a good heat dissipation effect can be achieved and the applicable scope can be greatly expanded.

Light-emitting device

An LED driving circuit and an LED lamp are provided. The driving circuit comprises a power input unit coupled to an input voltage; a voltage conversion unit coupled to the power input unit and converting the input voltage into a conversion voltage; a power output unit coupled to the LED light source; a first thermistor unit connected between the power input unit and the voltage conversion unit; a second thermistor unit connected between the voltage conversion unit and the power output unit, where the second thermistor unit and the conversion voltage generates a driving current passing through the LED light source; where the resistance of the first thermistor unit is positively correlated to its sensed temperature, and the resistance of the second thermistor unit is positively correlated to its sensed temperature to stabilize the driving current.

LED driving circuit and LED lamp

Security lamp

Bulb

Growing community of inventors

Shanghai, China

Shan Li