Patents by Inventor Cheng Tang

Cheng Tang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11696041
    Abstract: An image sensor includes a two-dimensional pixel array and a lens array. The two-dimensional pixel array comprises a plurality of pixels. Some of the pixels includes two sub-pixels. A rectangular coordinate is established by taking the pixel as an origin, a length direction of the two-dimensional pixel array as an x-axis, and a width direction of the two-dimensional pixel array as a y-axis. The two sub-pixels lie in both a positive half axis and a negative half axis of the x-axis and lies in both a positive half axis and a negative half axis of the y-axis. The lens array comprises a plurality of lenses, each covering one of the pixels.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: July 4, 2023
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Rui Xu, Cheng Tang, Xin Yang, Xiaotao Li, Wentao Wang, Jianbo Sun, He Lan, Haiyu Zhang, Gong Zhang
  • Patent number: 11693474
    Abstract: The present invention provides a circuitry applied to multiple power domains. An amplifier of the circuitry includes an output stage and a switching circuit. The output stage includes a first transistor and a second transistor, wherein the first transistor is coupled between a supply voltage and an output terminal, the second transistor is coupled between the output terminal and a ground voltage. The switching circuit is configured to choose a body of the first transistor from the supply voltage or a reference voltage.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: July 4, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Cheng Tang, Li-Lung Kao, Chia-Ling Chang, Sheng-Wei Lin, Sheng-Tsung Wang
  • Patent number: 11684228
    Abstract: A cyclonic separating device includes first and second cyclonic separating units. The first cyclonic separating unit is fitted over the second cyclonic separating unit. The second cyclonic separating unit includes first cyclones and second cyclones respectively arranged in a ring shape. Dust falling ends of the first cyclones define an accommodation space therebetween. The second cyclones partially extend into the accommodation space. Each first cyclone comprises first, second and third cone sections, each of which has a cone structure; airflow sucked in the first cyclones is sequentially separated by the first, second and third cone sections, and dust in the airflow is discharged from the third cone section; a central axis of the first cone section is parallel to a longitudinal axis of the dust cup; and an angle between a central axis of the second cone section and a central axis of the third cone section is 5°-20°.
    Type: Grant
    Filed: December 31, 2021
    Date of Patent: June 27, 2023
    Assignees: Beijing Shunzao Technology Co., Ltd., BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Cheng Tang, Fei Duan, Liang Zhong, Peiheng Zhu, Yuan Lv
  • Publication number: 20230113585
    Abstract: A method includes steps of: based on protein structure data, selecting a residue pair that includes a specific residue and a paired residue respectively of two wild-type protein chains of a protein complex; determining a mutant residue to substitute for the specific residue; for a target interface between the mutant residue and the paired residue, calculating an atomic distance and an atomic interaction force based on the protein structure data and amino acid structure data; and estimating binding free energy of the target interface by feeding the atomic distance, the atomic interaction force, and physicochemical information related to the specific residue and the mutant residue into a deep neural network.
    Type: Application
    Filed: July 14, 2022
    Publication date: April 13, 2023
    Inventors: Yi-Ting CHEN, Sing-Han HUANG, Ching-Yung LIN, Xiang-Yu LIN, Cheng-Tang WANG
  • Publication number: 20230111986
    Abstract: A cell population (55) is cultured on a cell culture substrate (50) while agents contained in agent reservoirs (31, 33, 35) at predefined positions in a culture container (10) diffuse through the substrate (50) and form at least partly overlapping concentration gradients in the substrate (50) within combination areas (41, 43, 45) and substantially non-overlapping concentration gradients in the substrate (50) peripheral to an outer boundary of the agent reservoirs (31, 33, 35). Inhibition end points (61, 63, 65) of respective inhibition zones (60, 62, 64) substantially lacking any growth of the cell population (55) peripheral to the outer boundary of the agent reservoirs (31, 33, 35) and growth end points (71, 73, 75) of respective growth zones (70, 72, 74) comprising growth of the cell population (55) within the combination areas (41, 43, 45) are determined and used to determine interaction effects between the agents on the cell population (55).
    Type: Application
    Filed: March 19, 2021
    Publication date: April 13, 2023
    Inventors: Nikolaos KAVALOPOULOS, Roderich RÖMHILD, Po-Cheng TANG, Johan KREUGER, Dan ANDERSSON
  • Patent number: 11618822
    Abstract: An organic-inorganic hybrid resin is formed by reacting a polyol organic resin with a polysilsesquioxane polymer. The organic-inorganic hybrid resin has T0, T1, T2, and T3 signals of 29Si-NMR, wherein a ratio of the sum of 3 times the integral value of T0 signal and 2 times the integral value of T1 signal and the integral value of T2 signal and the integral value of T3 signal ((3T0+2T1+T2)/T3) is from 0.3 to 1.2, wherein the T0 signal range is 35 ppm to 40 ppm, the T1 signal range is 48 ppm to 53 ppm, the T2 signal range is 55 ppm to 62 ppm, and the T3 signal range is 63 ppm to 72 ppm.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: April 4, 2023
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Yuan-Chang Huang, Shu-Yun Chien, Ya-Tin Yu, Wei-Cheng Tang
  • Publication number: 20230099381
    Abstract: A method includes: determining a mutation frequency for each residue in a wild-type spike protein of a specific virus; for each residue in the protein, counting a total number of contact residues related to said each residue and P antibodies based on P entries of protein structure data; for each residue in the protein, for a condition that said each residue mutates into one common amino acid residue, determining a normalized binding free energy value using a pre-established model based on the protein structure data, and determining a mutation effect score based on the mutation frequency, the total number of contact residues and the normalized binding free energy value; generating a mutation effect epitope map related to the mutation effect scores determined for all residues in the protein and all common amino acid residues; and determining, based on the map, a region in the protein as a target epitope.
    Type: Application
    Filed: September 23, 2022
    Publication date: March 30, 2023
    Inventors: Yi-Ting CHEN, Sing-Han HUANG, Ching-Yung LIN, Xiang-Yu LIN, Cheng-Tang WANG
  • Patent number: 11611317
    Abstract: The present invention provides a circuitry applied to multiple power domains, wherein the circuitry includes a first circuit block and second circuit block, the first circuit block is powered by a first supply voltage of a first power domain, and the second circuit block is powered by a second supply voltage of a second power domain. The first circuit block includes a first amplifier and a switching circuit. The first amplifier is configured to receive an input signal to generate a processed input signal. When the second circuit block is powered by the second supply voltage, the switching circuit is configured to forward the processed input signal to the second circuit block; and when the second circuit block is not powered by the second supply voltage, the switching circuit disconnects a path between the first amplifier and the second circuit block.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: March 21, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Cheng Tang, Li-Lung Kao, Chia-Ling Chang, Sheng-Tsung Wang, Sheng-Wei Lin
  • Patent number: 11607770
    Abstract: An efficient ultra-precise shear thickening and chemical synergy polishing method, comprising the following steps: 1) fixing workpieces (3) to a polishing and fixing disc (31) of implementation equipment; 2) preparing an efficient ultra-precise shear thickening and chemical synergy polishing slurry, the polishing slurry comprising polishing abrasive particles or micro-powder, a shear thickening enhanced phase, water and green chemistry environmentally-friendly substances; 3) adding the prepared polishing slurry into a dust-prevention cover (30), and starting a polishing slurry circulating device, so that the polishing slurry is supplied to the surfaces of the workpieces (3) by means of polishing tools (1); and 4) starting driving devices (9) and driving mechanisms (33), so that the polishing tools (1) move relative to the workpieces (3), and surfaces of the workpieces (3) to be machined are polished.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: March 21, 2023
    Assignee: HUNAN UNIVERSITY OF SCIENCE & TECHNOLOGY
    Inventors: Min Li, Cheng Tang, Ting Dong, Zhenrong Huang
  • Patent number: 11587994
    Abstract: A method for manufacturing the pixel definition layer includes forming a photolithographic material film on a substrate; performing a pre-drying treatment, a first exposure treatment, and a development treatment sequentially on the photolithographic material film to form an initial pattern of the pixel definition layer; and performing a second exposure treatment and a curing treatment sequentially on the initial pattern to form a final pattern of the pixel definition layer.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: February 21, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shitao Zhang, Li Xiong, Cheng Tang, Hao Zhang, Qijun Zhao, Heping Yang, Gaoliang Xue
  • Patent number: 11567400
    Abstract: In accordance with some embodiments of the present disclosure, an inspection method of a photomask includes performing a first inspection process, unloading the photomask from the inspection system, and performing a second inspection process. In the first inspection process, a common Z calibration map of an objective lens of an optical module with respect to the photomask is generated and stored, and a first image of the photomask is captured by using an image sensor while focusing the objective lens of the optical module based on the common Z calibration map. The photomask is unloaded from the inspection system. In the second inspection process, the photomask is loaded on the inspection system and a second image of the photomask is captured by using an image sensor while focusing an objective lens of an optical module based on the common Z calibration map generated in the first inspection process.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: January 31, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tsun-Cheng Tang, Cheng-Ming Lin, Sheng-Chang Hsu, Hao-Ming Chang, Way-Len Chang
  • Patent number: 11563930
    Abstract: The present disclosure provides a laser projection component and a detection method thereof, and an electronic device. The laser projection component is applicable to the depth camera component and is configured to project a laser pattern. The detection method includes: obtaining the laser pattern; determining whether a preset identifier exists in the laser pattern; and determining that the depth camera component is abnormal when the preset identifier does not exist in the laser pattern.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: January 24, 2023
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Cheng Tang
  • Publication number: 20230009863
    Abstract: An autonomous cleaning device, a method of control the autonomous cleaning device, and a storage medium are provided. The device includes a body, and a cleaning assembly, a driving assembly, wheels, a plurality of detection sensors and a controller on the body. The plurality of detection sensors are configured to transmit detection signals and receive reflection data of the detection signals reflected by an obstacle. The controller is configured to obtain reflection data reflected by the obstacle and received by the plurality of detection sensors, determine whether the obstacle has a gap according to the reflection data received by the detection sensors, and in response to the obstacle having the gap, control the autonomous cleaning device to travel, by sending control instructions to driving assembly, according to the reflection data at different time points and basic information of the autonomous cleaning device.
    Type: Application
    Filed: March 30, 2022
    Publication date: January 12, 2023
    Applicants: Beijing Shunzao Technology Co., Ltd., BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Yongcheng ZUO, Cheng TANG, Fei DUAN, Liang ZHONG, Shan GAO, Tiantian ZHANG
  • Publication number: 20230010167
    Abstract: An automatic cleaning apparatus includes: a chassis; a front housing arranged at a front end of the chassis; and a sensing device capable sensing movement of the front housing and sending a signal to a control mainboard of the automatic cleaning apparatus when the front housing touches an obstacle and moves relative to the chassis. The sensing device includes a dust blocking member and a rocker arm that triggers the sensing device to send the signal. The rocker arm has a first end rotatably arranged inside the sensing device, and a second end passing through the dust blocking member and extending out of the sensing device. A front housing reset device is arranged on the chassis and capable of biasing the front housing toward an initial position of the front housing.
    Type: Application
    Filed: February 25, 2022
    Publication date: January 12, 2023
    Inventors: Yongcheng ZUO, Cheng TANG, Fei DUAN, Liang ZHONG, Shan GAO, Tiantian ZHANG
  • Publication number: 20230008598
    Abstract: An autonomous cleaning device and a noise reduction air duct device are provided for autonomous cleaning device. The autonomous cleaning device includes a body and a motor arranged on the body, and the noise reduction air duct device is mounted on the body. The noise reduction air duct device includes an upper housing, a lower housing and a support noise reduction structure made of elastic material. The lower housing and the upper housing enclose to form an air duct, an air inlet is arranged at a position of the air duct corresponding to the motor, and an air outlet is arranged on a side of the air duct away from the air inlet; the support noise reduction structure has a first end fixed on the lower housing, and a second end abutting against a lower surface of the upper housing.
    Type: Application
    Filed: March 29, 2022
    Publication date: January 12, 2023
    Applicants: Beijing Shunzao Technology Co., Ltd., BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
    Inventors: Yongcheng ZUO, Cheng TANG, Fei DUAN, Liang ZHONG, Shan GAO, Tiantian ZHANG
  • Publication number: 20220369879
    Abstract: A partition skirt device for a cleaning apparatus includes an inner ring and a skirt body. The skirt body includes: a root connected to the inner ring; an edge part arranged at an end of the skirt body away from the inner ring; and a plurality of collapsing parts arranged at intervals between the root and the edge part along a circumferential direction of the skirt body, and each extending along a radial direction of the skirt body. Along a thickness direction of the skirt body, the collapsing part protrudes relative to the skirt body on a first side surface of the skirt body and is recessed relative to the skirt body on a second side surface of the skirt body. On the first side surface of the skirt body, a size of a portion of the collapsing part protruding from the skirt body gradually decreases from the root to the edge part.
    Type: Application
    Filed: December 28, 2021
    Publication date: November 24, 2022
    Inventors: Cheng TANG, Fei DUAN, Liang ZHONG, Chongyue XU, Peiheng ZHU, Lu HAN
  • Publication number: 20220369878
    Abstract: A dust scraping device for a cleaning apparatus includes a dust cup and a removable cyclone separation unit arranged in the dust cup. The dust scraping device includes a dust scraping member. The dust scraping member has a connection portion extending in a removal direction of the cyclone separation unit, and a dust scraping portion extending to an interior of the dust cup in a direction perpendicular to the removal direction and slidably abutting against the cyclone separation unit. The dust scraping device is mounted at the dust cup, and the dust scraping portion scrapes off at least part of debris on an outer side of the cyclone separation unit when the cyclone separation unit is removed from the dust cup.
    Type: Application
    Filed: December 28, 2021
    Publication date: November 24, 2022
    Inventors: Cheng TANG, Fei DUAN, Liang ZHONG, Chongyue XU, Peiheng ZHU, Lu HAN
  • Publication number: 20220336508
    Abstract: An image sensor (10), a camera assembly (40) and a mobile terminal (90) are disclosed. The image sensor (10) comprises panchromatic pixels and color pixels. The color pixels have the spectral response narrower than that of the panchromatic pixels, and the panchromatic pixels have the full-well capacity greater than that of the color pixels.
    Type: Application
    Filed: March 16, 2022
    Publication date: October 20, 2022
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Cheng Tang, Gong Zhang, Xin Yang, Rui Xu, Wentao Wang, He Lan, Jianbo Sun, Xiaotao Li, Haiyu Zhang
  • Publication number: 20220321085
    Abstract: A signal processing circuit includes an input buffer circuit and a direct-(DC) voltage detector circuit. The input buffer circuit is coupled to a pin. The pin is configured to receive an input signal. The DC voltage detector circuit is coupled to the pin and the input buffer circuit. The DC voltage detector circuit is configured to detect the input signal to generate a mode signal and generate a bias of the input buffer circuit according to the mode signal.
    Type: Application
    Filed: November 15, 2021
    Publication date: October 6, 2022
    Inventors: Wei-Cheng TANG, Chia-Ling CHANG
  • Publication number: 20220287525
    Abstract: A cyclonic separating device includes first and second cyclonic separating units. The first cyclonic separating unit is fitted over the second cyclonic separating unit. The second cyclonic separating unit includes first cyclones and second cyclones respectively arranged in a ring shape. Dust falling ends of the first cyclones define an accommodation space therebetween. The second cyclones partially extend into the accommodation space. Each first cyclone comprises first, second and third cone sections, each of which has a cone structure; airflow sucked in the first cyclones is sequentially separated by the first, second and third cone sections, and dust in the airflow is discharged from the third cone section; a central axis of the first cone section is parallel to a longitudinal axis of the dust cup; and an angle between a central axis of the second cone section and a central axis of the third cone section is 5°-20°.
    Type: Application
    Filed: December 31, 2021
    Publication date: September 15, 2022
    Inventors: Cheng TANG, Fei DUAN, Liang ZHONG, Peiheng ZHU, Yuan LV