Patents by Inventor Chih-Ming Sun

Chih-Ming Sun 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: 11393704
    Abstract: A semiconductor processing device includes a first etching chamber, a second etching chamber, and an etching module. The etching module is adapted to interchangeably contain the first etching chamber or the second etching chamber for wafer etching. A semiconductor process using the semiconductor processing device is also provided.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: July 19, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yii-Cheng Lin, Chih-Ming Sun, Pinyen Lin
  • Publication number: 20220163381
    Abstract: An optical sensor assembly is provided. The optical sensor assembly includes a circuit board, an optical sensor positioned on the circuit board, and a front cover attached to the circuit board and covering the optical sensor. The front cover includes an optical element configured to guide or condense an incident light of a predetermined wavelength onto the optical sensor. The front cover is made of polypropylene or polyethylene. The predetermined wavelength is in a range from 8 micrometers to 12 micrometers.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Inventors: CHIH-MING SUN, PO-WEI YU
  • Publication number: 20220165141
    Abstract: There is provided a smoke detector including a light source, a reflective surface, a light sensor and a processor. The light sensor receives reflected light when the light source emits light toward the reflective surface, and generates a reference detection signal when there is no smoke. The processor receives the detection signal from the light sensor, and automatically selects a set of predetermined condition thresholds according to a profile of the detection signal to be compared with the detection signal thereby determining whether to generate an alarm according to the comparison result.
    Type: Application
    Filed: May 14, 2021
    Publication date: May 26, 2022
    Inventors: Cheng-Nan TSAI, Guo-Zhen WANG, Ching-Kun CHEN, Yen-Chang CHU, Chih-Ming SUN
  • Publication number: 20220146115
    Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: CHIH-MING SUN, MING-HAN TSAI, CHIUNG-WEN LIN, PO-WEI YU, WEI-MING WANG, SEN-HUANG HUANG
  • Publication number: 20220136905
    Abstract: A wearable device includes a case and a far infrared temperature sensing device. The case has a first opening. The far infrared temperature sensing device is disposed inside the case of the wearable device. The far infrared temperature sensing device includes an assembly structure, a sensor chip, a filter structure, and a metal shielding structure. The assembly structure has an accommodating space and a top opening. The sensor chip is disposed in the accommodating space of the assembly structure. The filter structure is disposed above the sensor chip. The metal shielding structure is disposed above the sensor chip, and has a second opening to expose the filter structure. The first and second openings are communicated to cooperatively define a through hole.
    Type: Application
    Filed: January 19, 2022
    Publication date: May 5, 2022
    Inventors: CHIH-MING SUN, MING-HAN TSAI, CHENG-NAN TSAI
  • Publication number: 20220122293
    Abstract: There is provided a temperature measurement system including an image sensor, a thermal sensor and a processor. The image sensor captures an image frame. The thermal sensor captures a thermal image. The processor calibrates measured temperatures of the thermal sensor and calibrates offset pixels between the image frame and the thermal image corresponding to different operating distances.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 21, 2022
    Inventors: Chih-Ming SUN, Po-Wei YU, Yen-Chang CHU
  • Publication number: 20220102532
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a semiconductor substrate and a first metal gate stack and a second metal gate stack over the semiconductor substrate. The first metal gate stack and the second metal gate stack are electrically isolated from each other, and the first metal gate stack has a curved edge facing the second metal gate stack. The semiconductor device structure also includes a dielectric layer surrounding the first metal gate stack and the second metal gate stack.
    Type: Application
    Filed: December 10, 2021
    Publication date: March 31, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yi-Hsuan HSIAO, Shu-Yuan KU, Chih-Chang HUNG, I-Wei YANG, Chih-Ming SUN
  • Patent number: 11280500
    Abstract: There is provided an auto detection system including a thermal detection device and a host. The host controls an indication device to indicate a prompt message or detection results according to a slope variation of voltage values or 2D distribution of temperature values detected by the thermal detection device, wherein the voltage values include the detected voltage of a single pixel or the sum of detected voltages of multiple pixels of a thermal sensor.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: March 22, 2022
    Assignee: PIXART IMAGING INC.
    Inventors: Chih-Ming Sun, Ming-Han Tsai, Chiung-Wen Lin, Po-Wei Yu, Wei-Ming Wang, Sen-Huang Huang
  • Patent number: 11280670
    Abstract: An optical sensor assembly is provided. The optical sensor assembly includes a circuit board, an optical sensor positioned on the circuit board, and a front cover attached to the circuit board and covering the optical sensor. The front cover includes an optical element configured to guide or condense an incident light of a predetermined wavelength onto the optical sensor. The front cover is made of polypropylene or polyethylene. The predetermined wavelength is in a range from 8 micrometers to 12 micrometers.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: March 22, 2022
    Assignee: PIXART IMAGING INC.
    Inventors: Chih-Ming Sun, Po-Wei Yu
  • Patent number: 11268859
    Abstract: A wearable device includes a case and a far infrared temperature sensing device. The case has a first opening. The far infrared temperature sensing device is disposed inside the case of the wearable device. The far infrared temperature sensing device includes an assembly structure, a sensor chip, a filter structure, and a metal shielding structure. The assembly structure has an accommodating space and a top opening. The sensor chip is disposed in the accommodating space of the assembly structure. The filter structure is disposed above the sensor chip. The metal shielding structure is disposed above the sensor chip, and has a second opening to expose the filter structure. The first and second openings are communicated to cooperatively define a through hole.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: March 8, 2022
    Assignee: PIXART IMAGING INC.
    Inventors: Chih-Ming Sun, Ming-Han Tsai, Cheng-Nan Tsai
  • Publication number: 20220061675
    Abstract: There is provided a forehead temperature measurement system including an image sensor, a thermal sensor and a processor. The image sensor is used to output an image frame. The thermal sensor is used to output a thermal image. The processor is used to determine a forehead region in the image frame, map the forehead region to the thermal image and identify a forehead temperature according to a forehead mapped region in the thermal image. The processor further calibrates or compensates the forehead temperature according to an area. of the forehead region.
    Type: Application
    Filed: July 26, 2021
    Publication date: March 3, 2022
    Inventors: Po-Wei YU, Yi-Chung CHEN, Ting-Yang CHANG, Chih-Ming SUN, Kai-Shun CHEN, Yen-Chang CHU
  • Publication number: 20220037196
    Abstract: Gate cutting techniques for integrated circuit devices, particularly for fin-like field effect transistor devices, are disclosed herein. An exemplary method includes receiving an integrated circuit device that includes a gate structure and performing a gate cut process to separate the gate structure into a first gate structure and a second gate structure. The gate cut process includes selectively removing a portion of the gate structure, such that a residual gate dielectric layer extends between the first gate structure and the second gate structure. In some implementations, the residual gate dielectric includes a high-k dielectric material. The method further includes forming a gate isolation region between the first gate structure and the second gate structure.
    Type: Application
    Filed: October 14, 2021
    Publication date: February 3, 2022
    Inventors: Shu-Yuan Ku, Chih-Ming Sun, Chun-Fai Cheng
  • Patent number: 11201230
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a first metal gate stack and a second metal gate stack over a semiconductor substrate. The semiconductor device structure also includes a dielectric layer surrounding the first metal gate stack and the second metal gate stack. The semiconductor device structure further includes an insulating structure between the first metal gate stack and the second metal gate stack. The insulating structure has a first convex surface facing towards the first metal gate stack.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: December 14, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yi-Hsuan Hsiao, Shu-Yuan Ku, Chih-Chang Hung, I-Wei Yang, Chih-Ming Sun
  • Patent number: 11152250
    Abstract: Gate cutting techniques for integrated circuit devices, particularly for fin-like field effect transistor devices, are disclosed herein. An exemplary method includes receiving an integrated circuit device that includes a gate structure and performing a gate cut process to separate the gate structure into a first gate structure and a second gate structure. The gate cut process includes selectively removing a portion of the gate structure, such that a residual gate dielectric layer extends between the first gate structure and the second gate structure. In some implementations, the residual gate dielectric includes a high-k dielectric material. The method further includes forming a gate isolation region between the first gate structure and the second gate structure.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: October 19, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shu-Yuan Ku, Chih-Ming Sun, Chun-Fai Cheng
  • Patent number: 11145536
    Abstract: Gate cutting techniques for integrated circuit devices, particularly for fin-like field effect transistor devices, are disclosed herein. An exemplary method includes receiving an integrated circuit device that includes a gate structure and performing a gate cut process to separate the gate structure into a first gate structure and a second gate structure. The gate cut process includes selectively removing a portion of the gate structure, such that a residual gate dielectric layer extends between the first gate structure and the second gate structure. In some implementations, the residual gate dielectric includes a high-k dielectric material. The method further includes forming a gate isolation region between the first gate structure and the second gate structure.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: October 12, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shu-Yuan Ku, Chih-Ming Sun, Chun-Fai Cheng
  • Publication number: 20210290085
    Abstract: An optical medical detection device includes a first physiological sensor and a processor. The first physiological sensor is adapted to continuously output a first photoplethysmography (PPG) signal generated by a first skin area of an object, and further to optionally and continuously output a second photoplethysmography (PPG) signal generated by a second skin area of the object. The second skin area is different from the first skin area. The processor is electrically connected to the first physiological sensor. The processor is adapted to convert the first PPG signal and the second PPG signal into a physiological feature, and the physiological feature is at least one of a blood pressure ratio and a blood flow velocity.
    Type: Application
    Filed: March 18, 2020
    Publication date: September 23, 2021
    Inventors: Shih-Jen Lu, Yang-Ming Chou, Chien-Yi Kao, Hsin-Yi Lin, Chih-Ming Sun, Chung-Yuo Wu
  • Publication number: 20210239544
    Abstract: There is provided a force sensor including a substrate and a polymer material layer. The substrate has a circuit layout that includes a first electrode and a second electrode configured to form a capacitor therebetween. The polymer material layer covers at least on a space between the first electrode and the second electrode, and is used to change capacitance of the capacitor while being pressed. The force sensor is arranged inside a stem of an earphone for detecting the user input.
    Type: Application
    Filed: April 20, 2021
    Publication date: August 5, 2021
    Inventors: YEN-PO CHEN, HAO-CHE LIU, YEN-CHANG CHU, CHIH-MING SUN
  • Publication number: 20210220855
    Abstract: A sprayer includes: a container arranged to contain liquid; a passage including a transparent window, a first opening, a second opening and a resonator, wherein when the liquid in the container is passed through the resonator via the first opening, the liquid is emitted as a gas via the second opening; and a detection unit disposed outside of the passage. The detection unit includes: a light source disposed to emit light through the light transparent window for illuminating the gas in the passage such that the gas will reflect the emitted light; an optical sensor disposed to detect a parameter of the reflected light through the transparent window; and a processor coupled to the optical sensor for stopping the resonator from generating the gas when the parameter of the reflected light is below a first threshold corresponding to a specific level of liquid within the container.
    Type: Application
    Filed: January 7, 2021
    Publication date: July 22, 2021
    Inventors: Chih-Hao Wang, Yang-Ming Chou, Chien-Yi Kao, Shih-Jen Lu, Chih-Ming Sun, Hsin-Yi Lin
  • Patent number: 11054313
    Abstract: A far infrared sensor package includes a package body and a plurality of far infrared sensor array integrated circuits. The plurality of far infrared sensor array integrated circuits are disposed on a same plane and inside the package body. Each of the far infrared sensor array integrated circuits includes a far infrared sensing element array of a same size.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: July 6, 2021
    Assignee: PixArt Imaging Inc.
    Inventors: Chih-Ming Sun, Sen-Huang Huang
  • Publication number: 20210199507
    Abstract: An electronic device includes an outer case, a circuit substrate, a thermopile sensor chip, a filter structure, and a waterproof structure. The outer case has an opening. The circuit substrate is disposed inside the outer case. The thermopile sensor chip is disposed on the circuit substrate. The filter structure is disposed above the thermopile sensor chip. The waterproof structure is surroundingly connected between the filter structure and the outer case, wherein the waterproof structure has a through hole for exposing the filter structure and communicated with the opening of the outer case.
    Type: Application
    Filed: March 12, 2021
    Publication date: July 1, 2021
    Inventors: MING-HAN TSAI, CHIH-MING SUN, JIAN-CHENG LIAO