Patents by Inventor Chang Li

Chang Li 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: 20240019039
    Abstract: A rough-in valve assembly comprising a valve body, wherein the valve body comprises a thermoplastic, the valve body comprises a first fluid inlet, a second fluid inlet, a first fluid outlet, and a second fluid outlet, the valve body comprises a valve chamber configured to receive a fluid mixing valve assembly, and the valve chamber is in fluid communication with the first fluid inlet, the second fluid inlet, the first fluid outlet, and the second fluid outlet. A rough-in valve body may comprise an engineering thermoplastic. A rough-in valve body may comprise an injection molded thermoplastic.
    Type: Application
    Filed: July 12, 2023
    Publication date: January 18, 2024
    Applicant: AS America, Inc.
    Inventors: Hsiao Chang Li, Walter Pitsch
  • Patent number: 11848297
    Abstract: In a described example, an apparatus includes: a package substrate having a die mount portion and lead portions spaced from the die mount portion; a semiconductor die over the die mount portion having bond pads on an active surface facing away from the package substrate; non-gold bond wires forming electrical connections between at least one of the bond pads and one of the lead portions of the package substrate; a bond stitch on bump connection formed between one of the non-gold bond wires and a bond pad of the semiconductor die, comprising a stitch bond formed on a flex stud bump; and dielectric material covering a portion of the package substrate, the semiconductor die, the non-gold bond wires, the stitch bond and the flex stud bump, forming a packaged semiconductor device.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: December 19, 2023
    Assignee: Texas Instruments Incorporated
    Inventors: Bo-Hsun Pan, Chien-Chang Li, Hung-Yu Chou, Shawn Martin O'Connor, Byron Lovell Williams, Jeffrey Alan West, Zi-Xian Zhan, Sheng-Wen Huang
  • Patent number: 11848866
    Abstract: Systems and methods are described for effectively managing and maintaining a communication network by monitoring communications to detect a loop condition, and effectively route the communication to one or more destinations known to reduce or eliminate the occurrence of a looping condition.
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: December 19, 2023
    Assignee: Comcast Cable Communications, LLC
    Inventors: Chia-Chang Li, Mohamed Barache, Robert Lambardia
  • Publication number: 20230403355
    Abstract: Methods and systems are described for authenticating calls. An example method may comprise receiving a message indicative of a call request. Header data associated with the message may be analyzed to determine an attestation value. A signature may be generated based on the attestation value. A signed message comprising the signature and at least a portion of the message may be sent.
    Type: Application
    Filed: June 12, 2023
    Publication date: December 14, 2023
    Inventor: Chia-Chang LI
  • Patent number: 11840828
    Abstract: Fluid supply assemblies for fluid systems are provided, including faucet assemblies (e.g., electrically or mechanically actuated faucet assemblies) having an integrated anti-scald device and having an integrated temperature mixing valve. An exemplary faucet assembly includes an integrated temperature mixing valve, and/or an integrated anti-scald device configured to stop the inlet flow of hot water in the event the mixed outlet water temperature exceeds a user-selected set point. The faucet assemblies can prevent scalding as defined by ASSE 1070.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: December 12, 2023
    Assignee: AS America, Inc.
    Inventors: Francis A. Seggio, Hsiao Chang Li, Anthony D'Amato
  • Patent number: 11838326
    Abstract: Techniques for mobile equipment identity and/or IoT equipment identity and application identity based security enforcement in service provider networks (e.g., service provider networks for mobile subscribers) are disclosed. In some embodiments, a system/process/computer program product for mobile equipment identity and/or IoT equipment identity and application identity based security enforcement in service provider networks includes monitoring network traffic on a service provider network at a security platform to identify a device identifier for a new session; determining an application identifier for user traffic associated with the new session at the security platform; and determining a security policy to apply at the security platform to the new session based on the device identifier and the application identifier.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: December 5, 2023
    Assignee: Palo Alto Networks, Inc.
    Inventors: Sachin Verma, Leonid Burakovsky, Jesse C. Shu, Chang Li
  • Patent number: 11808019
    Abstract: A valve manifold for a universal rough-in valve, the manifold comprising a first inlet; a second inlet; a first outlet; a second outlet; a cavity to receive a fluid mixing valve; a first transition in flow communication with the cavity and the first inlet; a second transition in flow communication with the cavity and the second inlet; a first channel in flow communication with the cavity and the first outlet; a second channel in flow communication with the cavity and the second outlet; wherein the manifold comprises a venturi tube extending from the second manifold outlet towards the first manifold outlet; and wherein the manifold is configured to be removably disposed in a rough-in valve chamber; and the manifold is configured to be removably coupled to the fluid mixing valve.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: November 7, 2023
    Assignee: AS America, Inc.
    Inventors: Hsiao Chang Li, Walter Pitsch
  • Patent number: 11807787
    Abstract: A luminescence conversion material is provided. The luminescence conversion material includes: a hybrid luminescence conversion particle, a first cladding material covering the hybrid luminescence conversion particle, and a second cladding material formed on the first cladding material and covering the first cladding material. The hybrid luminescence conversion particle includes a matrix and a plurality of quantum dots uniformly dispersed in the matrix. The first cladding material includes silicon oxide. The ratio ? (absorbance ratio ?: A939/A1000-1150) of the absorbance at 939 cm?1 (A939) to the absorbance peak at 1000-1150 cm?1 (A1000-1150) in a FTIR spectrum of the first cladding material is less than or equal to 0.8.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: November 7, 2023
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chin-Cheng Weng, Ming-Chang Li, Po-Jung Hsu
  • Patent number: 11805153
    Abstract: Techniques for location based security in service provider networks (e.g., service provider networks for mobile subscribers) are disclosed. A system/process/computer program product for location based security in service provider networks includes monitoring network traffic on a service provider network at a security platform to identify a location for a new session; associating the location with the new session at the security platform; and determining a security policy to apply at the security platform to the new session based on the location.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: October 31, 2023
    Assignee: Palo Alto Networks, Inc.
    Inventors: Sachin Verma, Leonid Burakovsky, Jesse C. Shu, Chang Li
  • Patent number: 11796840
    Abstract: An electrically controlled polarization rotator is disclosed. The electrically controlled polarization rotator includes two substrates and a liquid crystal layer located between the two substrates. The two substrates have a homogeneous alignment and a homeotropic alignment respectively. A distance between the two substrates is a liquid crystal thickness. A switching electric field which is adjustable is provided between the two substrates. A polarized light is incident on the substrate having the homogeneous alignment. A polarization direction of the polarized light is orthogonal or parallel to an alignment direction of the substrate having the homogeneous alignment. A birefringence of the liquid crystal layer multiplied by the liquid crystal thickness and further divided by a wavelength of the polarized light is greater than 10. The polarization direction of the polarized light is rotated corresponding to an intensity of the switching electric field in the liquid crystal layer.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: October 24, 2023
    Assignee: NATIONAL SUN YAT-SEN UNIVERSITY
    Inventors: Tsung-Hsien Lin, Heng-Yi Tseng, Cheng-Chang Li, Duan-Yi Guo, Li-Min Chang, Kuan-Wu Lin
  • Patent number: 11792345
    Abstract: An electronic device and a document processing system both with cost saving function are disclosed. The electronic device performs a blank page counting process on a received first document file data containing blank pages, in order to generate cost information of non-blank pages and display it for reference. With the above electronic device, it is able to save the cost of outputting blank pages and avoid waste of paper to achieve the purpose of cost saving. The document processing system includes the above electronic device, which is connected to the document processing system via a network.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: October 17, 2023
    Assignee: AVISION INC.
    Inventors: Shao-Lan Sheng, Chen-Chang Li, Yuan-Liang Jean
  • Publication number: 20230311283
    Abstract: Provided are extraction tools for removing a thermostatic cartridge from a valve assembly. The extraction tool comprises a cap having an opening and a screw, wherein the cap is configured to receive the screw at the opening. Further, when the extraction tool is placed over a portion of a thermostatic cartridge installed in a valve assembly, an end of the screw is configured to screw into an opening of the thermostatic cartridge.
    Type: Application
    Filed: March 23, 2023
    Publication date: October 5, 2023
    Applicant: AS America, Inc.
    Inventor: Hsiao Chang LI
  • Patent number: 11771375
    Abstract: A heart rate detection module including a PPG measuring device, a motion sensor and a processing unit is provided. The PPG measuring device is configured to detect a skin surface in a detection period to output a PPG signal. The motion sensor is configured to output an acceleration signal corresponding to the detection period. The processing unit is configured to respectively convert the PPG signal and the acceleration signal to first frequency domain information and second frequency domain information, determine a denoising parameter according to a maximum spectrum peak value of the second frequency domain information to denoise the first frequency domain information, and calculate a heart rate according to a maximum spectrum peak value of the denoised first frequency domain information.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: October 3, 2023
    Assignee: PIXART IMAGING INC.
    Inventors: Ming-Chang Li, Ren-Hau Gu
  • Patent number: 11766460
    Abstract: Disclosed herein is a use of an amniotic fluid stem cell spheroid in the preparation of a composition or pharmaceutical composition for treating urinary incontinence, wherein said pharmaceutical composition may further comprise hyaluronic acid.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: September 26, 2023
    Assignee: U-NEURON BIOMEDICAL INC.
    Inventors: Shiaw-Min Hwang, Shing-Hwa Lu, Kuei-Chang Li, Wei-Ti Wang
  • Patent number: 11770811
    Abstract: In one novel aspect, a plurality of synchronization signal (SS) anchors within a block of a contiguous spectrum is configured in a wireless network. Each SS anchor is a primary SS anchor or a secondary SS anchor. The UE performs an initial access by detecting a first primary SS anchor and receives one or more virtual carrier configurations with corresponding SS anchors within the block of the contiguous spectrum. In another novel aspect, the UE performs an initial access through a first RF band with a first bandwidth and a first center frequency, receives a switching signal to switch from the first RF band to a second RF band with a second bandwidth and a second center frequency, the second bandwidth is different from the first bandwidth, and performs a RF bandwidth adaptation from the first RF band to the second RF band based on the adaptation signal.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: September 26, 2023
    Inventors: Pei-Kai Liao, Tao Chen, Chien-Chang Li
  • Patent number: 11769826
    Abstract: A semiconductor device includes a channel layer, a barrier layer, source contact and a drain contact, a doped group III-V layer, and a gate electrode. The barrier layer is positioned above the channel layer. The source contact and the drain contact are positioned above the barrier layer. The doped group III-V layer is positioned above the barrier layer and between the first drain contact and the first source contact. The first doped group III-V layer has a first non-vertical sidewall and a second non-vertical sidewall. The gate electrode is positioned above the doped group III-V layer and has a third non-vertical sidewall and a fourth non-vertical sidewall. A horizontal distance from the first non-vertical sidewall to the third non-vertical sidewall is different than a horizontal distance from the second non-vertical sidewall to the fourth non-vertical sidewall.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: September 26, 2023
    Assignee: INNOSCIENCE (ZHUHAI) TECHNOLOGY CO., LTD.
    Inventors: Hang Liao, Qiyue Zhao, Chang An Li, Chao Wang, Chunhua Zhou, King Yuen Wong
  • Publication number: 20230293041
    Abstract: A respiration rate detection device including a photoplethysmography (PPG) detector, an acceleration detector and a processing unit is provided. The processing unit calculates an acceleration peak frequency in an acceleration frequency spectrum, and takes a PPG acceleration peak frequency in a PPG frequency spectrum corresponding to the acceleration peak frequency as a respiration rate.
    Type: Application
    Filed: May 29, 2023
    Publication date: September 21, 2023
    Inventor: MING-CHANG LI
  • Patent number: 11761771
    Abstract: Systems and methods are provided for event-based route planning. Information of events taking place in a predetermined geographic area is received. An origin and at least one destination are determined. One or more first routes for traveling from the origin to the destination are determined from the predetermined geographic area. One or more segments in each of the first routes are determined based on the received information, each segment being associated with a corresponding recommendation for travelling via the segment.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: September 19, 2023
    Assignee: Palantir Technologies Inc.
    Inventors: Sonny Gupta, Aaron Sekhri, Andreja Kogovsek, Benjamin Dawes, Brandon Burr, Chang Li, Elizabeth Caudill, Zachary Romanow
  • Patent number: 11764057
    Abstract: A method of forming a structure having a coating layer includes the following steps: providing a substrate; coating a fluid on the surface of the substrate, where the fluid includes a carrier and a plurality of silicon-containing nanoparticles; and performing a heating process to remove the carrier and convert the silicon-containing nanoparticles into a silicon-containing layer, a silicide layer, or a stack layer including the silicide layer and the silicon-containing layer.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: September 19, 2023
    Assignee: CHE Inc.
    Inventors: Chuan-Pu Liu, Yin-Wei Cheng, Shih-An Wang, Bo-Liang Peng, Chun-Hung Chen, Jun-Han Huang, Yi-Chang Li
  • Publication number: 20230288272
    Abstract: The present application provides a multi-wavelength laser for synchronously monitoring the temperature and pressure of an ocean. A pulse controller is used to convert a broadband laser outputted by a broadband laser source into a broadband pulsed light, and then a phase shifted fiber bragg grating unit is used to demodulate a plurality of pulsed light with different wavelengths from the broadband pulsed light. The pulsed light outputted by the laser is emitted into a sensing fiber in seawater by means of a wavelength division multiplexer, scattered light is returned to a control demodulation module by means of the wavelength division multiplexer, the control demodulation module demodulates the scattered light, so that the dynamic pressure is parsed according to a phase change of a light signal, and the seawater temperature is parsed according to a wavelength change of the light signal.
    Type: Application
    Filed: July 6, 2020
    Publication date: September 14, 2023
    Applicant: LASER INSTITUTE OF SHANDONG ACADEMY OF SCIENCE
    Inventors: Ying SHANG, Jiasheng NI, Chen WANG, Qian GUO, Zhiqiang SONG, Wenan ZHAO, Sheng HUANG, Chang LI, Bing CAO, Lei LV