Patents by Inventor Ching-Feng Lee

Ching-Feng Lee 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: 11944412
    Abstract: A blood pressure detection device manufactured by a semiconductor process includes a substrate, a microelectromechanical element, a gas-pressure-sensing element, a driving-chip element, an encapsulation layer and a valve layer. The substrate includes inlet apertures. The microelectromechanical element and the gas-pressure-sensing element are stacked and integrally formed on the substrate. The encapsulation layer is encapsulated and positioned on the substrate. A flowing-channel space is formed above the microelectromechanical element and the gas-pressure-sensing element. The encapsulation layer includes an outlet aperture in communication with an airbag. The driving-chip element controls the microelectromechanical element, the gas-pressure-sensing element and valve units to transport gas.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Ching-Sung Lin, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin
  • Publication number: 20230401240
    Abstract: An enterprise process construction system and an enterprise process construction method are provided. The enterprise process construction system includes a server being connected to an electronic device. The electronic device is connected to the server through an interactive program installed in the electronic device. The interactive program provides a software construction interface to perform a plurality of software construction actions, the server provides a plurality of platforms for selection through the interactive program, the server provides a plurality of process construction templates for selection, and multiple pieces of first information are imported based on one of a plurality of data structure templates. The server generates a first software according to information collected by the at least one page of the process construction template in the software construction interface provided by the electronic device, the selected platform, and the multiple pieces of first information.
    Type: Application
    Filed: June 8, 2022
    Publication date: December 14, 2023
    Inventor: CHING-FENG LEE
  • Patent number: 11835389
    Abstract: A temperature measuring device and a temperature measuring method are provided. The temperature measuring device includes a processing module, a first image capturing module and a second image capturing module. The processing module calculates a second reference area, a third temperature measuring area and a fourth temperature measuring area of a second image information according to a first reference area, a first temperature measuring area and a second temperature measuring area of a first image information, respectively. The processing module obtains a first detected temperature value of a test subject in the third temperature measuring area.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: December 5, 2023
    Inventor: Ching-Feng Lee
  • Publication number: 20230197550
    Abstract: A semiconductor device includes an ultra-thick metal (UTM) structure. The semiconductor device includes a passivation layer including a first passivation oxide. The first passivation oxide includes an unbias film and a first bias film, where the unbias film is on portions of the UTM structure and on portions of a layer on which the UTM structure is formed, and the first bias film is on the unbias film. The passivation layer includes a second passivation oxide consisting of a second bias film, the second bias film being on the first bias film. The passivation layer includes a third passivation oxide consisting of a third bias film, the third bias film being on the second bias film.
    Type: Application
    Filed: February 24, 2023
    Publication date: June 22, 2023
    Inventors: Li Chun LIU, Chun Tang WANG, Chih Hung WANG, Ching Feng LEE, Yu-Lung YEH
  • Patent number: 11594459
    Abstract: A semiconductor device includes an ultra-thick metal (UTM) structure. The semiconductor device includes a passivation layer including a first passivation oxide. The first passivation oxide includes an unbias film and a first bias film, where the unbias film is on portions of the UTM structure and on portions of a layer on which the UTM structure is formed, and the first bias film is on the unbias film. The passivation layer includes a second passivation oxide consisting of a second bias film, the second bias film being on the first bias film. The passivation layer includes a third passivation oxide consisting of a third bias film, the third bias film being on the second bias film.
    Type: Grant
    Filed: February 11, 2021
    Date of Patent: February 28, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li Chun Liu, Chun Tang Wang, Chih Hung Wang, Ching Feng Lee, Yu-Lung Yeh
  • Publication number: 20220254697
    Abstract: A semiconductor device includes an ultra-thick metal (UTM) structure. The semiconductor device includes a passivation layer including a first passivation oxide. The first passivation oxide includes an unbias film and a first bias film, where the unbias film is on portions of the UTM structure and on portions of a layer on which the UTM structure is formed, and the first bias film is on the unbias film. The passivation layer includes a second passivation oxide consisting of a second bias film, the second bias film being on the first bias film. The passivation layer includes a third passivation oxide consisting of a third bias film, the third bias film being on the second bias film.
    Type: Application
    Filed: February 11, 2021
    Publication date: August 11, 2022
    Inventors: Li Chun LIU, Chun Tong WANG, Chih Hung WANG, Ching Feng LEE, Yu-Lung YEH
  • Publication number: 20220031899
    Abstract: An instrument sterilization monitoring system and an instrument sterilization monitoring method are provided. The instrument sterilization monitoring system includes a server, a sterilization device, and a mobile device. An image capturing module of the mobile device is used to capture image information of a first sterilization device indication device in the sterilization device, image information of a first sterilization device indication label, image information of a second instrument indication device, and image information of a second instrument indication label which are disposed outside an instrument package. The image information is uploaded to the server. The server determines, according to the image information, whether or not the instrument package meets a sterilization standard.
    Type: Application
    Filed: July 29, 2020
    Publication date: February 3, 2022
    Inventors: YU-PIN LIN, CHING-FENG LEE
  • Publication number: 20210389185
    Abstract: A temperature measuring device and a temperature measuring method are provided. The temperature measuring device includes a processing module, a first image capturing module and a second image capturing module. The processing module calculates a second reference area, a third temperature measuring area and a fourth temperature measuring area of a second image information according to a first reference area, a first temperature measuring area and a second temperature measuring area of a first image information, respectively. The processing module obtains a first detected temperature value of a test subject in the third temperature measuring area.
    Type: Application
    Filed: January 19, 2021
    Publication date: December 16, 2021
    Inventor: CHING-FENG LEE
  • Patent number: 10330495
    Abstract: A device for measuring rotational speed includes a housing comprising a base including vertical first and second end walls, and a cover including a window; a lower drive mechanism including a shaft including a gear adjacent to an inner surface of the first end wall, and gear elements rotatable around the shaft in a suspended manner, each gear element including first teeth and second teeth alternated with the first teeth; and an upper counter assembly including a reset shaft including a wing handle and a groove; a gear member rotatable around the reset shaft in a suspended manner and meshed with the gear, the gear member including a projection; and a first number wheel and second number wheels arranged from the gear member to the second end wall sequentially on the reset shaft. Each of the first and second number wheels is a ratchet type device.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: June 25, 2019
    Inventor: Ching-Feng Lee
  • Publication number: 20190107559
    Abstract: An input buffer is provided, which may include a noise sensor, a first follower and a subtractor. The common terminal of the first follower may be coupled to the noise sensor; a first bias current source may be coupled to the output of the first follower to generate a first noise current. The subtractor may be coupled to the first follower and the noise sensor. The noise sensor may sense the first noise current and then generate a noise cancellation current via the subtractor in order to cancel the noise generated by the first noise current.
    Type: Application
    Filed: December 20, 2017
    Publication date: April 11, 2019
    Inventors: CHING-FENG LEE, JIN-FA CHANG
  • Publication number: 20190025079
    Abstract: A device for measuring rotational speed includes a housing comprising a base including vertical first and second end walls, and a cover including a window; a lower drive mechanism including a shaft including a gear adjacent to an inner surface of the first end wall, and gear elements rotatable around the shaft in a suspended manner, each gear element including first teeth and second teeth alternated with the first teeth; and an upper counter assembly including a reset shaft including a wing handle and a groove; a gear member rotatable around the reset shaft in a suspended manner and meshed with the gear, the gear member including a projection; and a first number wheel and second number wheels arranged from the gear member to the second end wall sequentially on the reset shaft. Each of the first and second number wheels is a ratchet type device.
    Type: Application
    Filed: September 26, 2018
    Publication date: January 24, 2019
    Inventor: CHING-FENG LEE
  • Publication number: 20150212866
    Abstract: Disclosure is related to a management system for service of multiple operating environments and a management method. The management method in accordance with the present invention includes the following steps. In a first step, a management program is executed after entering an initial operating environment. The management program is for creating image files with respect to the multiple operating environments. The initial operating environment is operated in a client device. When the management program in the initial operating environment detects at least one of the elements in the initial operating environment has been changed in the client device, the management program creates a new operating environment image. The new operating environment includes a snapshot of the initial operating environment and a difference portion which constitutes the changed elements. The management program is configured to set up an index map to the initial operating environment image and the difference image.
    Type: Application
    Filed: January 23, 2015
    Publication date: July 30, 2015
    Inventor: Ching-Feng Lee
  • Patent number: 8364109
    Abstract: A receiver including an amplifier module, a control unit, a mixer and an IF amplifier is provided. The amplifier module, including multiple amplifier units with different gains, amplifies an input signal. The control unit enables at least one of the amplifier units according to a gain control signal, wherein the enabled at least one amplifier unit generates an output RF signal in response to the input signal. The mixer coupled with each amplifier unit in series down-converts the output RF signal into an IF signal according to a local oscillation frequency. The IF amplifier having a variable gain is coupled to the mixer for amplifying the IF signal to an output signal according to the gain control signal. The control unit obtains the gain control signal according to the output signal and a reference signal.
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: January 29, 2013
    Assignee: Industrial Technology Research Institute
    Inventor: Ching-Feng Lee
  • Patent number: 7948322
    Abstract: A balun amplifier is provided, which includes two input terminals, two output terminals and two modules. The first and the second input terminals receive a single-ended input signal, respectively. The first and the second output terminals provide a differential output signal. The first module is coupled to the first input terminal, the first output terminal, and the second output terminal. The second module is coupled to the second input terminal, the first output terminal, and the second output terminal. The first and the second modules receive the single-ended input signal through the first and the second input terminals respectively, amplify the single-ended input signal respectively, and convert the single-ended input signal into the differential output signal. The circuit topologies of the first and the second modules are symmetric except that types of transistors in the first and the second modules are different.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: May 24, 2011
    Assignee: Industrial Technology Research Institute
    Inventor: Ching-Feng Lee
  • Publication number: 20110063032
    Abstract: A balun amplifier is provided, which includes two input terminals, two output terminals and two modules. The first and the second input terminals receive a single-ended input signal, respectively. The first and the second output terminals provide a differential output signal. The first module is coupled to the first input terminal, the first output terminal, and the second output terminal. The second module is coupled to the second input terminal, the first output terminal, and the second output terminal. The first and the second modules receive the single-ended input signal through the first and the second input terminals respectively, amplify the single-ended input signal respectively, and convert the single-ended input signal into the differential output signal. The circuit topologies of the first and the second modules are symmetric except that types of transistors in the first and the second modules are different.
    Type: Application
    Filed: November 24, 2009
    Publication date: March 17, 2011
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventor: Ching-Feng Lee
  • Publication number: 20100309138
    Abstract: A position detection apparatus is provided, which includes a frame, a plurality of image capturing units, and a processing unit. The frame surrounds an area. The image capturing units are individually set within the frame, and each image capturing unit captures a positional image of the area. The processing unit is coupled with the image capturing units. If there is an object situated at a particular position within the area, the processing unit will determine the particular position of the object according to each of the positional image.
    Type: Application
    Filed: June 4, 2009
    Publication date: December 9, 2010
    Inventor: Ching-Feng Lee
  • Publication number: 20100291890
    Abstract: A receiver including an amplifier module, a control unit, a mixer and an IF amplifier is provided. The amplifier module, including multiple amplifier units with different gains, amplifies an input signal. The control unit enables at least one of the amplifier units according to a gain control signal, wherein the enabled at least one amplifier unit generates an output RF signal in response to the input signal. The mixer coupled with each amplifier unit in series down-converts the output RF signal into an IF signal according to a local oscillation frequency. The IF amplifier having a variable gain is coupled to the mixer for amplifying the IF signal to an output signal according to the gain control signal. The control unit obtains the gain control signal according to the output signal and a reference signal.
    Type: Application
    Filed: August 6, 2009
    Publication date: November 18, 2010
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventor: Ching-Feng Lee
  • Patent number: 7688144
    Abstract: A variable-gain wide-dynamic-range amplifier including an amplifier module, a control unit, and an output current regulating circuit is provided. The amplifier module amplifies an input signal. The amplifier module includes several amplifier units coupled to each other in parallel. The gains of the amplifier units are different. The control unit enables at least one of the amplifier units according to a gain control signal. The at least one of the amplifier units which is enabled is for outputting a current signal in response to the input signal. The output regulating circuit is for receiving the current signal and outputting an output signal accordingly by regulating the magnitude of the current signal under the control of the control unit. Each of the amplifier units is coupled to the output current regulating circuit in series. The control unit is for controlling the output current regulating circuit according to the gain control signal.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: March 30, 2010
    Assignee: Industrial Technology Research Institute
    Inventor: Ching-Feng Lee
  • Publication number: 20090313429
    Abstract: A method for managing disk-based operating environment for one or more host computers is provided. The environment management method includes the following steps: first, providing a plurality of operating systems together with specific application environments; then, selecting at least one operating system with specific application environment based on the user's preference and according to the authority of the host; finally, the host loading and executing the operating system to boot up specific operating environment.
    Type: Application
    Filed: March 4, 2009
    Publication date: December 17, 2009
    Inventor: Ching-Feng Lee
  • Patent number: 7564312
    Abstract: A resonant amplifier is provided. A resonant inductor is connected in series between a source (emitter) of a common gate (base) transistor and an input point (i.e. output point of previous stage), and a resonant capacitor is connected between the input point and a ground or a voltage source connected to a loading end, such that a lossy resonant cavity is formed for carrying out resonance to amplify the signal. Then, the amplified signal is drawn out by the common gate (base) architecture. Therefore, the gain of the resonant amplifier can be boosted at desired frequency.
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: July 21, 2009
    Assignee: Industrial Technology Research Institute
    Inventors: Ching-Feng Lee, Tzu-Yi Yang