Patents by Inventor Chao Huang

Chao Huang 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).

  • Mixer bias circuit
    Publication number: 20200212845
    Abstract: The present invention discloses a mixer bias circuit including a first reference voltage generation circuit, an amplifier, a first transistor array, a first switch array, a second reference voltage generation circuit, a second transistor array, a second switch array, a first resistive component, and a second resistive component. The mixer bias circuit provides multiple bias voltages by dynamically tracking the common mode voltage of a trans-impedance amplifier (TIA) and compensates for imbalance and mismatch effects by asymmetrically trimming the bias voltages to improve the second-order intercept point of a radio frequency (RF) receiver front-end (RXFE).
    Type: Application
    Filed: December 30, 2019
    Publication date: July 2, 2020
    Inventors: KA-UN CHAN, RONG-FU YEH, CHAO-HUANG WU
  • Mixer bias circuit
    Patent number: 10700641
    Abstract: The present invention discloses a mixer bias circuit including a first reference voltage generation circuit, an amplifier, a first transistor array, a first switch array, a second reference voltage generation circuit, a second transistor array, a second switch array, a first resistive component, and a second resistive component. The mixer bias circuit provides multiple bias voltages by dynamically tracking the common mode voltage of a trans-impedance amplifier (TIA) and compensates for imbalance and mismatch effects by asymmetrically trimming the bias voltages to improve the second-order intercept point of a radio frequency (RF) receiver front-end (RXFE).
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: June 30, 2020
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Ka-Un Chan, Rong-Fu Yeh, Chao-Huang Wu
  • Process for preparing substituted biphenyls
    Patent number: 10683256
    Abstract: The present invention relates to a process for preparing substituted biphenyls via Suzuki coupling using specific phosphorus ligands and a solvent mixture containing water, a non-polar organic solvent and a polar aprotic co-solvent.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: June 16, 2020
    Assignee: BASF SE
    Inventors: Xiaoming Xu, Chao Huang, Timo Frassetto
  • Heat dissipation structure of horizontal optical-communication sub-assembly
    Patent number: 10656355
    Abstract: The heat dissipation structure of a horizontal optical-communication sub-assembly is provided, which includes a T-shaped header, a circuit board and a heat-dissipating support insert. The T-shaped header includes a base and a tongue. The tongue is disposed on one side of the base and is perpendicular to the base. The base includes a first through hole and a second through hole. The first through hole is above the tongue and the second through hole is below the tongue and opposite to the first through hole. One end of the circuit board penetrates through the first through hole and disposed on the tongue. The heat-dissipating support insert includes a supporting block and an extension portion. The extension portion is disposed on one side of the supporting block and penetrates through the second through hole to extend to the bottom of the tongue.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: May 19, 2020
    Assignee: LUXNET CORPORATION
    Inventors: Pi-Cheng Law, Po-Chao Huang, Hsing-Yen Lin, Ya-Hsin Deng, Hua-Hsin Su
  • LIGHTING CONTROL FOR A COMPUTER ASSISTED VEHICLE
    Publication number: 20200148095
    Abstract: Embodiments include apparatuses, methods, and systems including a computer assisted system of lighting control for a computer assisted vehicle that may adjust a lighting device of the vehicle to emit lights with different characteristics in real time depending on the environment and the surroundings of the vehicle. A computer assisted system of lighting control for a computer assisted vehicle may adjust a lighting device on the vehicle based on a driver's preference about the light for driving, a light received by a sensor on the vehicle from a non-natural light source external to the vehicle, or an instruction received by a receiver on the vehicle from a sender external to the vehicle. The computer assisted system of lighting control for a computer assisted vehicle may also transmit an information or instruction to adjust a non-natural light source external to the vehicle.
    Type: Application
    Filed: March 31, 2017
    Publication date: May 14, 2020
    Inventors: Manuj R. Sabharwal, Chao Huang
  • ELECTRICAL POWER GENERATING SYSTEM
    Publication number: 20200127545
    Abstract: This present disclosure discloses an electrical power generating system, comprising a mechanical energy input, a direction transferring module, a first electromagnetic rotation module, a second electromagnetic rotation module and a power storage module. The direction transferring module is connected with the mechanical energy input. Moreover, the direction transferring module comprises a first output and a second output. The first output and the second output are deposed on two sides of the direction transferring module respectively. The first electromagnetic rotation module is connected with the first output, and the second electromagnetic rotation module is connected with the second output. On the other hand, the power storage module connects to the first electromagnetic rotation module and the second electromagnetic rotation module simultaneously.
    Type: Application
    Filed: November 27, 2018
    Publication date: April 23, 2020
    Inventors: Chao-Huang Chen, Kuang-Chin Chen
  • Suvorexant intermediate and preparation method thereof
    Patent number: 10618891
    Abstract: The present invention relates to a synthesis process of suvorexant, novel compounds represented by formulas II, III, IV or V, or salts thereof for preparing suvorexant, and a method for preparing the intermediates. The preparation method uses a chiral starting material to synthesize chiral compounds represented by formulas II, III, IV or V, the compounds obtained being used for synthesizing the suvorexant. The preparation method has the advantages of simple operation, low cost, mild reaction conditions, simple post-treatment, easy to purify, high yield, high ee value for the product, and easy to industrialize. In the reaction route shown, R represents benzyl, allyl or 1-phenethyl, or optionally substituted benzyl at the 2 position to 6 position, such as 4-methoxybenzyl, 4-nitrobenzyl, 2-methylbenzyl, 4-chlorobenzyl or 3-fluorobenzyl.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: April 14, 2020
    Assignees: Zhejiang Huahai Pharmaceutical Co., Ltd., Shanghai Aobo Pharmtech, Inc., Ltd.
    Inventors: Jianping Lin, Xiaowen Guo, Xiaofei Gao, Chao Huang, Yuanbing Guo, Anping Tao, Luning Huang, Hong Gu
  • DESIGN OF THERAPEUTIC IMMUNOGLOBULIN G4 FOR IMPROVED BIOANALYTICAL AND BIOPROCESSING PROPERTIES
    Publication number: 20200109208
    Abstract: In certain embodiments, the disclosure provides an IgG4 antibody comprising a heavy chain and a light chain, wherein the heavy chain comprises: (a) a modified IgG4 CH1 region having a substitution of the lysine residue at position 196; or (b) a modified IgG4 hinge region having a substitution of the serine residue at position 217, the glycine residue at position 220, the proline residue at position 224 or the proline residue at position 225. Preferably, the IgG4 antibody further comprises a substitution of the serine residue at position 228 in the heavy chain hinge region.
    Type: Application
    Filed: December 22, 2017
    Publication date: April 9, 2020
    Inventors: Zhiqiang Chen, Yueming Qian, Xuankuo Xu, Chao Huang, Zhijun Tan, Zhengjian Li
  • ELECTRICAL CONNECTOR ASSEMBLY AND ELECTRICAL CONNECTOR FOR USE IN SAME
    Publication number: 20200083622
    Abstract: The first terminals have contact arm portions extending in a rectilinear manner in the direction of connector plugging and unplugging; the second terminals have convex contact point portions contactable with an intermediate portion of the contact arm portions in the same direction. When the stub portions of the contact arm portions are divided into a free end side range and a proximal end side range such that the center point of said stub portions in the direction of plugging and unplugging forms a boundary, in the arranged state of the first terminals, impedance at arbitrary locations in the direction of plugging and unplugging within the free end side range is larger than impedance at arbitrary locations in the plugging direction within the proximal end side range.
    Type: Application
    Filed: September 6, 2019
    Publication date: March 12, 2020
    Inventors: Nobuhiro TAMAI, Shota YAMADA, Clement Kam Lam LUK, Jeremy BUAN, Ching-Chao HUANG, Sunao OSHIDA
  • NOVEL PREPARATION METHOD FOR ANTI-GOUT DRUG LESINURAD, AND KEY INTERMEDIATE THEREOF
    Publication number: 20200062720
    Abstract: A novel preparation method for the anti-gout drug Lesinurad, and a key intermediate thereof. The method comprises the following reaction steps: 1) the compound of formula II undergoing a substitution reaction with R3—SH in the presence of a first solvent and a first alkali to generate a mixture containing the compound of formula III and the compound of formula IV; 2) adding a second alkali and R3X to the resulting mixture for a reaction to obtain the compound of formula III, wherein: R represents a cyclopropane group, a halogen, a triflate group, a mesylate group or a tosylate group, preferably a cyclopropane group; R3 represents —COCH3, a benzyl group or —CH2R4, wherein R4 represents a methyl acetate group, an ethyl acetate group, —C(O)OC2H5, —C(O)OCH3, —CN, —CH2OH or a phenyl group substituted with one or more of a C1-C6 alkyl group and a halogen; X represents a halogen.
    Type: Application
    Filed: July 11, 2018
    Publication date: February 27, 2020
    Inventors: Qing LI, Fengmin XIA, Chao HUANG, Xiaowen GUO, Anping TAO, Luning HUANG, Hong GU
  • REFERENCE SIGNAL DESIGN FOR NR DOWNLINK POSITIONING: SUPPLEMENTARY RS DESIGN
    Publication number: 20200052845
    Abstract: In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be a UE. The apparatus may be a UE. The apparatus may be a UE. The UE receives one or more positioning reference signal parameters from a base station. The UE determines resource elements in a transmission bandwidth carrying multiple positioning reference signals based on the positioning reference signal parameters. The UE decodes symbols in the resource elements.
    Type: Application
    Filed: August 9, 2019
    Publication date: February 13, 2020
    Inventors: Chiao Yao Chuang, Xuan-Chao Huang
  • Information display method, apparatus and smart television
    Patent number: 10560750
    Abstract: An information display method is disclosed to solve a problem of tediousness and inefficiency of a process of displaying an information set corresponding to an information portal in existing technologies. The method includes: acquiring a selection instruction for an information portal; acquiring an information set corresponding to the information portal; and displaying the information set. The present disclosure further discloses an information display apparatus and a smart television.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: February 11, 2020
    Assignee: ALIBABA GROUP HOLDING LIMITED
    Inventors: Lin Bin, Chao Huang, Haijun Jia
  • DEVICES HAVING A SILICON-GERMANIUM LAYER
    Publication number: 20200044030
    Abstract: A method comprises providing a semiconductor alloy layer on a semiconductor substrate, forming a gate structure on the semiconductor alloy layer, forming source and drain regions in the semiconductor substrate on both sides of the gate structure, removing at least a portion of the semiconductor alloy layer overlying the source and drain regions, and forming a metal silicide region over the source and drain regions.
    Type: Application
    Filed: October 14, 2019
    Publication date: February 6, 2020
    Inventors: Chien-Chao HUANG, Yee-Chia YEO, Chao-Hsiung WANG, Chun-Chieh LIN, Chenming HU
  • MULTIPLE MODALITY BODY COMPOSITION ANALYSIS
    Publication number: 20200029927
    Abstract: Systems and methods for determining body composition by combining dual-energy x-ray (DXA) technology with three-dimensional (3D) optical technology and/or bioimpedance technology. A multi-modality scanning system may include a dual-energy x-ray source and an x-ray detector mounted to opposing sides a c-arm and configured to scan a patient on a optically translucent table. The system may also include one or more 3D optical imaging devices to capture 3D optical images of the patient substantially concurrently with the emission of the dual energy x-rays. A bioimpedance machine may also be included in the multi-modality scanning system. Data based on the dual-energy x-rays may be combined with the data from the 3D optical images and/or the bioimpedance data to generate values of at least three compartments selected from: bone, fat tissue, lean tissue, dehydrated lean tissue, and water.
    Type: Application
    Filed: March 22, 2018
    Publication date: January 30, 2020
    Inventors: Kevin E. WILSON, John A. SHEPHERD, Bennett K. NG, Mark GUETERSLOH, Chao HUANG, Thomas L. KELLY, Wei WANG, Howard WEISS
  • DEVICES AND METHODS FOR MAPPING CARDIAC TISSUE
    Publication number: 20200022573
    Abstract: The present disclosure relates to systems and methods for generating three-dimensional tissue maps, and particularly fibrosis maps of cardiac tissue. An intravascular device includes an elongated member and a distal tip. An imaging assembly is integrated with the elongated member to enable imaging of the microstructure of tissue near the distal tip. One or more navigation electrodes are positioned at or near the distal tip. Electrical mapping and/or ablation assemblies may also be integrated with the device. Images may be characterized according to a level of fibrosis and, using the corresponding determined locations of the images, a three-dimensional map showing areas of differential fibrosis may be generated. Electrical mapping data may also be integrated with the fibrosis map to generate a composite fibrosis and voltage map.
    Type: Application
    Filed: January 31, 2018
    Publication date: January 23, 2020
    Inventors: Frank B. Sachse, Robert W. Hitchcock, Nassir F. Marrouche, Nathan J. Knighton, Chao Huang
  • SYSTEMS AND METHODS FOR GENERATING SKIN TONE PROFILES
    Publication number: 20190377969
    Abstract: A computing device with a digital camera obtains a reference image depicting at least one reference color and calibrates parameters of the digital camera based on the at least one reference color. The computing device captures, by the digital camera, a digital image of an individual utilizing the calibrated parameters. The computing device defines a region of interest in a facial region of the individual depicted in the digital image captured by the digital camera. The computing device generates a skin tone profile for pixels within the region of interest and displays a predetermined makeup product recommendation based on the skin tone profile.
    Type: Application
    Filed: August 28, 2018
    Publication date: December 12, 2019
    Inventors: Chia-Chen Kuo, Ho-Chao Huang
  • HEAT DISSIPATION STRUCTURE OF HORIZONTAL OPTICAL-COMMUNICATION SUB-ASSEMBLY
    Publication number: 20190361181
    Abstract: The heat dissipation structure of a horizontal optical-communication sub-assembly is provided, which includes a T-shaped header, a circuit board and a heat-dissipating support insert. The T-shaped header includes a base and a tongue. The tongue is disposed on one side of the base and is perpendicular to the base. The base includes a first through hole and a second through hole. The first through hole is above the tongue and the second through hole is below the tongue and opposite to the first through hole. One end of the circuit board penetrates through the first through hole and disposed on the tongue. The heat-dissipating support insert includes a supporting block and an extension portion. The extension portion is disposed on one side of the supporting block and penetrates through the second through hole to extend to the bottom of the tongue.
    Type: Application
    Filed: May 15, 2019
    Publication date: November 28, 2019
    Inventors: PI-CHENG LAW, PO-CHAO HUANG, HSING-YEN LIN, YA-HSIN DENG, HUA-HSIN SU
  • Method of inhibiting cancer in a mammal by administering an antibody to PTHrP
    Patent number: 10463726
    Abstract: The present disclosure is directed to a method for treating cancer in a mammal by administering a PTHrP inhibitor to the mammal to inhibit expression of the PTHrP1-173 isoform of PTHrP in the mammal wherein the inhibitor is an antibody that specifically binds with an epitope of a C-terminal portion of the human PTHrP1-173 isoform and wherein the C-terminal portion consists of amino acid residues 151 to 169. The method is applicable to several types of cancer including breast, lung, prostate, melanoma and squamous cancer, either alone or in combination with other therapeutic agents.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: November 5, 2019
    Assignee: BIOCHROM PHARMA INC.
    Inventors: Richard Kremer, Dao Chao Huang
  • Cobalt silicidation process for substrates comprised with a silicon-germanium layer
    Patent number: 10446646
    Abstract: A method comprises providing a semiconductor alloy layer on a semiconductor substrate, forming a gate structure on the semiconductor alloy layer, forming source and drain regions in the semiconductor substrate on both sides of the gate structure, removing at least a portion of the semiconductor alloy layer overlying the source and drain regions, and forming a metal silicide region over the source and drain regions.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: October 15, 2019
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Chao Huang, Yee-Chia Yeo, Chao-Hsiung Wang, Chun-Chieh Lin, Chenming Hu
  • METHOD AND APPARATUS FOR VIRTUAL REALITY DEPTH RETARGETING
    Publication number: 20190297311
    Abstract: An apparatus and method for depth retargeting in a virtual reality (VR) system color buffer compression. For example, one embodiment of a method comprises: dividing a virtual screen region into a plurality of smaller regions based on characteristics of a target screen; performing depth retargeting individually for each of the smaller regions including identifying a first set of the smaller regions on which to employ a first depth retargeting technique and a second set of the smaller regions on which to employ a second depth retargeting technique; wherein the first depth retargeting technique comprises subdividing one or more of the smaller regions from the first set into a plurality of sub-regions and performing depth retargeting individually on the sub-regions; combining results of the first depth retargeting technique and the second depth retargeting technique to render the virtual screen region.
    Type: Application
    Filed: June 30, 2016
    Publication date: September 26, 2019
    Inventors: Chao HUANG, Manuj R SABHARWAL