Patents by Inventor Cheng Yan

Cheng Yan 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).

  • Publication number: 20230301055
    Abstract: A method of manufacturing a semiconductor device is provided. The method includes providing a semiconductor substrate having a trench. The method also includes forming a first buffer layer in the trench. The method further includes forming a doped-polysilicon layer on the first buffer layer in the trench. The method also includes performing a thermal treatment on the doped-polysilicon layer.
    Type: Application
    Filed: March 21, 2022
    Publication date: September 21, 2023
    Inventors: CHENG-YAN JI, WEI-TONG CHEN
  • Publication number: 20230299161
    Abstract: A semiconductor device and a method of manufacturing a semiconductor device are provided. The semiconductor device includes a semiconductor substrate and a word line structure. The semiconductor substrate has an active region. The word line structure is disposed in the active region of the semiconductor substrate. The word line structure includes a first work function layer, a second work function layer, and a buffer structure. The second work function layer is on the first work function layer. The buffer structure is between the first work function layer and the second work function layer.
    Type: Application
    Filed: March 21, 2022
    Publication date: September 21, 2023
    Inventors: CHENG-YAN JI, WEI-TONG CHEN
  • Patent number: 11757789
    Abstract: The present invention provides a frame transmission method of an electronic device, wherein the frame transmission method includes the steps of: receiving a pause frame from another electronic device, wherein the pause frame includes a plurality of inter frame gap control indicator, and each of the inter frame gap control indicator includes a plurality of packet size ranges and corresponding pause times; selecting one of the inter frame gap control indicator according to a priority of a first packet to be sent to the other electronic device, and determining a first inter frame gap according to which packet size range the first packet belongs to; and after a first frame including the first packet is sent to the other electronic device, at least waiting for the first inter frame gap before starting to send a second frame to the other electronic device.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: September 12, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Han-Yi Hung, Cheng-Yan Wu, Sheng-Pin Lin, Yi-Kuang Ko
  • Publication number: 20230244283
    Abstract: An electronics unit (EU) stand may include a base and a fan carrier. The base is to couple to an electronics unit having heat generating components. The fan carrier supports a fan. The fan carrier is movably coupled to the base to move the fan between a first position relative to the base and second position relative to the base.
    Type: Application
    Filed: July 17, 2020
    Publication date: August 3, 2023
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Yao-Wen Fan, Yi-Hsieh Chiu, Yu Wei Tan, Cheng-Yan Chiang
  • Publication number: 20230187266
    Abstract: The present disclosure provides a method of manufacturing a semiconductor structure having an electrical contact. The method includes providing a semiconductor substrate; forming a dielectric structure over the semiconductor substrate, the dielectric structure having a trench; filling a polysilicon material in the trench of the dielectric structure; detecting the polysilicon material to determine a region of the polysilicon material having one or more defects formed therein; implanting the polysilicon material with a dopant material into the region; and annealing the polysilicon material to form a doped polysilicon contact.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 15, 2023
    Inventors: CHEN-HAO LIEN, CHENG-YAN JI, CHU-HSIANG HSU
  • Publication number: 20230187520
    Abstract: The present disclosure provides semiconductor structure having an electrical contact. The semiconductor structure includes a semiconductor substrate and a doped polysilicon contact. The doped polysilicon contact is disposed over the semiconductor substrate. The doped polysilicon contact includes a dopant material having a dopant concentration equaling or exceeding about 1015 atom/cm3.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 15, 2023
    Inventors: Chen-Hao LIEN, Cheng-Yan JI, Chu-Hsiang HSU
  • Publication number: 20230122404
    Abstract: The present invention provides a frame transmission method of an electronic device, wherein the frame transmission method includes the steps of: receiving a pause frame from another electronic device, wherein the pause frame includes a plurality of inter frame gap control indicator, and each of the inter frame gap control indicator includes a plurality of packet size ranges and corresponding pause times; selecting one of the inter frame gap control indicator according to a priority of a first packet to be sent to the other electronic device, and determining a first inter frame gap according to which packet size range the first packet belongs to; and after a first frame including the first packet is sent to the other electronic device, at least waiting for the first inter frame gap before starting to send a second frame to the other electronic device.
    Type: Application
    Filed: September 22, 2022
    Publication date: April 20, 2023
    Applicant: Realtek Semiconductor Corp.
    Inventors: Han-Yi Hung, Cheng-Yan Wu, Sheng-Pin Lin, Yi-Kuang Ko
  • Patent number: 11618700
    Abstract: Disclosed is a recycling purification and reuse system for farmland tail water, which includes a water collecting pool, a water purifying pool and a clean water pool; the water purifying pool is correspondingly arranged with the clean water pool; the water collecting pool is located above the side of the water purifying pool far away from the clean water pool; one side of the water collecting pool close to the water purifying pool is provided with an opening; the opening is provided with a filtering mechanism; the filtering mechanism is correspondingly arranged with the water purifying pool; a water pumping mechanism is arranged in the water purifying pool; and the water outlet end of the pumping mechanism is correspondingly arranged with the clean water pool.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: April 4, 2023
    Assignees: INSTITUTE OF AGRICULTURAL RESOURCES AND REGIONAL PLANNING, CHINESE ACADEMY OF AGRICULTURAL SCIENCES, AGRO-ENVIRONMENTAL PROTECTION INSTITUTE, MINISTRY OF AGRICULTURE AND RURAL AFFAIRS
    Inventors: Junting Pan, Guilong Zhang, Cheng Yan, Hongbin Liu, Jie Li, Limei Zhai, Bin Xi, Jianning Zhao, Lili Wang, Weiming Xiu, Yanjun Zhang
  • Publication number: 20230004208
    Abstract: In one example, an electronic device may include an electronic switch connected to a power supply, a controller connected to the electronic switch, an electromagnetic generator connected to the controller, and a power button coupled to the electro-magnetic generator. The electromagnetic generator may generate an induced current when the power button is pressed. Further, the controller may receive the induced current and output a control signal to the electronic switch to enable the electronic switch to control the power supply to the electronic device.
    Type: Application
    Filed: December 6, 2019
    Publication date: January 5, 2023
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventor: Cheng-Yan Chiang
  • Publication number: 20220413573
    Abstract: In an example in accordance with the present disclosure, a compute device is described. The compute device includes a thermal sensor to measure a temperature at a hardware component of the compute device. The compute device also includes a controller. The controller is to determine a threshold temperature for the hardware component. Responsive to a measured temperature being beyond the threshold temperature for the hardware component, the controller is to activate a temperature control element adjacent the hardware component. The compute device also includes the temperature control element adjacent the hardware component to control the temperature of the hardware component.
    Type: Application
    Filed: June 29, 2021
    Publication date: December 29, 2022
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Iring Chiu, Cheng-Yan Chiang, Bing-Hao Cheng
  • Patent number: 11412940
    Abstract: The present invention provides a dynamic measurement device with a blood pressure determination function, comprising: a heartbeat sensing module disposed on the chest area of a user wherein the heartbeat sensing module comprising a heart sound sensor for obtaining heartbeat signals; a pulse sensing module disposed on a limb area of the user, the pulse sensing module comprising a pulse wave sensor for obtaining pulse signals; and a data calculating module for calculating a mean arterial pressure and a value of systolic blood pressure and diastolic blood pressure based on the heartbeat signals and pulse signals. In addition to dynamically monitoring the blood pressure of a user for 24 hours, the present invention can dynamically monitor the heart sounds of the user for 24 hours individually in order to monitor user's physical condition. Therefore, the present invention has important medical meanings.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: August 16, 2022
    Assignees: BIV MEDICAL, LTD.
    Inventors: Shiming Lin, Shih-Wei Chiang, Cheng-Yan Guo, Tai-Cun Lin, Wei-Chih Huang, Chun-Nan Chen, Ya-Ting Chang
  • Patent number: 11098049
    Abstract: The disclosure discloses a synthetic method for benzimidazo[1,2-c]quinazolin-6-ones and belongs to the field of organic synthesis. In the disclosure, an ?-ketoamide compound shown as Formula I and an o-phenylenediamine compound shown as Formula II are used as substrates and undergo a reaction under the action of a catalyst and a base to obtain benzimidazo[1,2-c]quinazolin-6-ones shown as Formula III. In the disclosure, benzimidazo[1,2-c]quinazolin-6-ones are prepared based on a novel and efficient action mechanism, and the disclosure has the advantages that the raw materials are cheap, the catalyst is cheap and easy to obtain, the reaction is efficient and environmentally friendly, the substrate range is wide, the yield is high, and the operation is simple.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: August 24, 2021
    Assignee: JIANGNAN UNIVERSITY
    Inventors: Lianghua Zou, Fei Ren, Biao Liu, Kai Shi, Cheng Yan, Shuai Zhu, Hao Zhu, Yuhao Cheng, Zhekang Jia
  • Publication number: 20210204824
    Abstract: A wearable device for measuring blood pressure comprises a housing with through-holes formed thereon, a processing unit disposed in the housing, a display connected to the processing unit, a plurality of sensors connected to the processing unit, the sensors being configured to transmit at least one physiological signal to the processing unit via the through-holes, and a time delay structure connected between one of the through-holes and one of the sensors and configured to lengthen a path distance between the skin surface and the sensor, wherein the processing unit is configured to determine a systolic arterial pressure and a diastolic arterial pressure by the at least one physiological signal and a Moens-Korteweg (MK) function, and to control the display to display the systolic arterial pressure and the diastolic arterial pressure to be read by the user.
    Type: Application
    Filed: May 24, 2019
    Publication date: July 8, 2021
    Applicant: Accurate Meditech Inc
    Inventors: KUAN JEN WANG, CHENG YAN GUO, CHING-HUNG HUANG
  • Patent number: 10970901
    Abstract: A single-photo generating device is provided. The single-photo generating device includes an image capturing device and a processing device. The image capturing device generates a first image, wherein the first image includes a plurality of people. The processing device is coupled to the image capturing device and obtains the first image from the image capturing device. The processing device extracts each human image corresponding to the plurality of people from the first image and selects a background image, and the processing device generates a plurality of single photos corresponding to each human image according to the extracted human images and the background image.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 6, 2021
    Assignee: WISTRON CORP.
    Inventors: Cheng Yan Xu, Qi Cao
  • Publication number: 20210087199
    Abstract: The disclosure discloses a synthetic method for benzimidazo[1,2-c]quinazolin-6-ones and belongs to the field of organic synthesis. In the disclosure, an ?-ketoamide compound shown as Formula I and an o-phenylenediamine compound shown as Formula II are used as substrates and undergo a reaction under the action of a catalyst and a base to obtain benzimidazo[1,2-c]quinazolin-6-ones shown as Formula III. In the disclosure, benzimidazo[1,2-c]quinazolin-6-ones are prepared based on a novel and efficient action mechanism, and the disclosure has the advantages that the raw materials are cheap, the catalyst is cheap and easy to obtain, the reaction is efficient and environmentally friendly, the substrate range is wide, the yield is high, and the operation is simple.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Inventors: Lianghua ZOU, Fei REN, Biao LIU, Kai SHI, Cheng YAN, Shuai ZHU, Hao ZHU, Yuhao CHENG, Zhekang JIA
  • Patent number: 10767636
    Abstract: A multiple impeller type power generation turbine includes a body, at least a high pressure water tank, and two impellers, two first jet assemblies and two low pressure steam chambers installed in the body. The high pressure water tank is provided for containing a working fluid coming from a fluid source. The two impellers are synchronously and rotably linked with the power generator. The two first jet assemblies is provided for ejecting the working fluid contained in the high pressure water tank to fluid inlet ends of the two impellers and guiding the working fluid from the fluid outlet ends to the two low pressure steam chambers to drive the power generator to generate electric power, so s to improve the power generation efficiency and modularization and the convenience of installation and maintenance.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: September 8, 2020
    Assignee: LANYANG GEOTHERMAL CORP.
    Inventors: Cheng-Yan Kao, Cheng-Jung Kao
  • Publication number: 20200126278
    Abstract: A single-photo generating device is provided. The single-photo generating device includes an image capturing device and a processing device. The image capturing device generates a first image, wherein the first image includes a plurality of people. The processing device is coupled to the image capturing device and obtains the first image from the image capturing device. The processing device extracts each human image corresponding to the plurality of people from the first image and selects a background image, and the processing device generates a plurality of single photos corresponding to each human image according to the extracted human images and the background image.
    Type: Application
    Filed: March 20, 2019
    Publication date: April 23, 2020
    Inventors: Cheng Yan XU, Qi CAO
  • Publication number: 20200000350
    Abstract: The present invention provides a dynamic measurement device with a blood pressure determination function, comprising: a heartbeat sensing module disposed on the chest area of a user wherein the heartbeat sensing module comprising a heart sound sensor for obtaining heartbeat signals; a pulse sensing module disposed on a limb area of the user, the pulse sensing module comprising a pulse wave sensor for obtaining pulse signals; and a data calculating module for calculating a mean arterial pressure and a value of systolic blood pressure and diastolic blood pressure based on the heartbeat signals and pulse signals. In addition to dynamically monitoring the blood pressure of a user for 24 hours, the present invention can dynamically monitor the heart sounds of the user for 24 hours individually in order to monitor user's physical condition. Therefore, the present invention has important medical meanings.
    Type: Application
    Filed: November 30, 2017
    Publication date: January 2, 2020
    Inventors: Shiming LIN, Shih-Wei CHIANG, Cheng-Yan GUO, Tai-Cun LIN, Wei-Chih HUANG, Chun-Nan CHEN, Ya-Ting CHANG
  • Publication number: 20200000349
    Abstract: The present invention provides a pulse detection module and a use-as-you-need blood pressure measurement device comprising the pulse detection module. The pulse detection module is characterized by comprising a plurality of sensors and a controller linked to the sensors, wherein the sensors are arranged horizontally on the wrist watch in a direction parallel to a user's limb on which the wrist watch is worn, and the controller obtains the user's pulse signals through the sensors.
    Type: Application
    Filed: November 30, 2017
    Publication date: January 2, 2020
    Inventors: Shiming LIN, Shih-Wei CHIANG, Cheng-Yan GUO, Tai-Cun LIN, Wei-Chih HUANG, Chun-Nan CHEN, Ya-Ting CHANG
  • Publication number: 20190390659
    Abstract: A multiple impeller type power generation turbine includes a body, at least a high pressure water tank, and two impellers, two first jet assemblies and two low pressure steam chambers installed in the body. The high pressure water tank is provided for containing a working fluid coming from a fluid source. The two impellers are synchronously and rotably linked with the power generator. The two first jet assemblies is provided for ejecting the working fluid contained in the high pressure water tank to fluid inlet ends of the two impellers and guiding the working fluid from the fluid outlet ends to the two low pressure steam chambers to drive the power generator to generate electric power, so s to improve the power generation efficiency and modularization and the convenience of installation and maintenance.
    Type: Application
    Filed: August 21, 2018
    Publication date: December 26, 2019
    Inventors: Cheng-Yan Kao, Cheng-Jung Kao