Patents by Inventor Yongjian (Justin) Huang

Yongjian (Justin) 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).

  • Patent number: 9832210
    Abstract: The disclosure discloses a multi-core browser and a method for intercepting a malicious network address in a multi-core browser, wherein a malicious network address determining module is arranged in the multi-core browser. The method comprises: obtaining URL information of a webpage currently requested to be loaded; after determining a core for rendering the webpage to be loaded according to the URL information, initiating a request to the malicious network address determining module arranged at the multi-core browser side for judging whether a network address is a malicious network address; and intercepting loading access to a network address which is determined as a malicious network address at the multi-core browser side.
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: November 28, 2017
    Assignee: BEIJING QIHOO TECHNOLOGY COMPANY LIMITED
    Inventors: Yongjian Cai, Zhigang Wang, Huan Ren
  • Patent number: 9813052
    Abstract: Methods and systems for reliable bootstrapping switches may comprise sampling a received signal with a bootstrapping switch, where the bootstrapping switch comprises a switching metal-oxide semiconductor (MOS) transistor having a pull-down path coupled to a gate terminal of the switching MOS transistor, wherein: source terminals of both a diode-connected transistor and a second MOS transistor are coupled to the gate terminal of the switching MOS transistor; drain terminals of both the diode-connected transistor and the second MOS transistor are coupled to a source terminal of a third MOS transistor, the third MOS transistor coupled in series with a fourth MOS transistor; and a drain terminal of the fourth MOS transistor is coupled to ground. The third and fourth MOS transistors may be in series with the second MOS transistor. A gate terminal of the fourth transistor may be switched from ground to a supply voltage to activate the pull-down path.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: November 7, 2017
    Assignee: Maxlinear, Inc.
    Inventors: Yongjian Tang, Xuefeng Chen
  • Patent number: 9811675
    Abstract: Generating a modified protected file is disclosed, including: renaming a primary content object of a protected file; and creating a modified protected file based at least in part by inserting into the protected file a replacement object for the renamed primary content object. Using the modified protected file is disclosed, including: determining that a file includes a renamed primary content object; and redirecting a data access operation to the renamed primary content object.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: November 7, 2017
    Assignee: EMC IP Holding Company LLC
    Inventors: Howard Lu, Yongjian Feng, Christopher Hebert, Jean-Claude Paul
  • Publication number: 20170308739
    Abstract: The embodiment of the present invention provides a human face recognition method and recognition system. The method includes that: a human face recognition request is acquired, and a statement is randomly generated according to the human face recognition request; audio data and video data returned by a user in response to the statement are acquired; corresponding voice information is acquired according to the audio data; corresponding lip movement information is acquired according to the video data; and when the lip movement information and the voice information satisfy a preset rule, the human face recognition request is permitted. By performing fit goodness matching between the lip movement information and voice information in a video for dynamic human face recognition, an attack by human face recognition with a real photo may be effectively avoided, and higher security is achieved.
    Type: Application
    Filed: July 7, 2017
    Publication date: October 26, 2017
    Inventors: Chengjie WANG, Jilin LI, Hui NI, Yongjian WU, Feiyue HUANG
  • Patent number: 9791851
    Abstract: The present invention provides a quick processing system and method for SMT equipment, that is: firstly read PCB design files and BOM files inputted, and generate core data including text data and graphic data of all components to be assembled; then search the component data matched with each component to be assembled in the local database on basis of the core data, and link the found component information with the corresponding component to be assembled, and mark the component information as an available component, and create component information on basis of the core data of the component to be assembled, and stored to the local database, then mark the component information as an available component, and recover the component information on basis of the graphic data in the core data as an error is checked out; finally output the validated component information to the SMT equipment system.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: October 17, 2017
    Assignee: VAYO (SHANGHAI) TECHNOLOGY CO., LTD.
    Inventors: Shengjie Qian, Yongjian Qu, Fengshou Liu, Zhongliang Zhu
  • Patent number: 9780799
    Abstract: Methods and systems for an analog-to-digital converter (ADC) with constant common mode voltage may include in an ADC comprising a sampling switch on a first input line to the ADC, a sampling switch on a second input line to the ADC, N switched capacitor pairs and M single switched capacitors on the first input line, and N switched capacitor pairs and M single switched capacitors on the second input line: sampling an input voltage by closing the sampling switches, opening the sampling switches and comparing voltage levels between the input lines, iteratively switching the switched capacitor pairs between a reference voltage (Vref) and ground based on the compared voltage levels, and iteratively switching the single switched capacitors between ground and voltages that are a fraction of Vref, which may equal Vref/2x where x ranges from 0 to m?1 and m is a number of single switched capacitors per input line.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: October 3, 2017
    Assignee: Maxlinear, Inc.
    Inventors: Yongjian Tang, Hao Liu
  • Publication number: 20170275228
    Abstract: A method for preparing high-content conjugated linoleic acid (CLA) through Purification of vegetable oil includes alcoholysis, purification and isomerization of vegetable oil. Alcoholysis is for preparing corresponding methyl ester or ethyl ester with glyceride; purification of methyl ester or ethyl ester is for obtaining methyl linoleate or ethyl linoleate of content over 85% through silver-based silica gel column chromatography; high-content CLA is obtained after alkali-catalyzed conjugation of methyl linoleate or ethyl linoleate, and CLA products are prepared as needed. This invention changes the status quo of preparing high-content CLA with safflower oil alone, expands sources of CLA, and develops an efficient technology for separation and purification of linoleic acid. The CLA obtained is of high purity and meets applications in pharmaceutical, health care products and other industries.
    Type: Application
    Filed: September 17, 2015
    Publication date: September 28, 2017
    Applicant: ZHEJIANG MEDICINE CO., LTD., XINCHANG PHARMACEUTICAL FACTORY
    Inventors: YONGJIAN PENG, XINDE XU, BIN SHAO, LIHUA ZHANG
  • Publication number: 20170272091
    Abstract: Systems and methods are provided for a successive approximation register (SAR) analog-to-digital converter (ADC) with an ultra-low burst error rate. Analog-to-digital conversions may be applied via a plurality of successive conversion cycles, with each conversion cycle corresponding to a particular bit in a corresponding digital output. Meta-stability may be detected during each one of the plurality of successive conversion cycles, and for each one of the plurality of successive conversion cycles, a next one of the plurality of successive conversion cycles may be triggered based on a cycle termination event. After completion of all of the plurality of successive conversion cycles, a meta-stability state of each of the plurality of successive conversion cycles may be assessed, and the digital output may be controlled based on the assessment.
    Type: Application
    Filed: April 4, 2017
    Publication date: September 21, 2017
    Inventor: Yongjian Tang
  • Publication number: 20170250698
    Abstract: Methods and systems for an analog-to-digital converter (ADC) with constant common mode voltage may include in an ADC comprising a sampling switch on a first input line to the ADC, a sampling switch on a second input line to the ADC, N switched capacitor pairs and M single switched capacitors on the first input line, and N switched capacitor pairs and M single switched capacitors on the second input line: sampling an input voltage by closing the sampling switches, opening the sampling switches and comparing voltage levels between the input lines, iteratively switching the switched capacitor pairs between a reference voltage (Vref) and ground based on the compared voltage levels, and iteratively switching the single switched capacitors between ground and voltages that are a fraction of Vref, which may equal Vref/2x where x ranges from 0 to m?1 and m is a number of single switched capacitors per input line.
    Type: Application
    Filed: November 12, 2015
    Publication date: August 31, 2017
    Inventors: Yongjian Tang, Hao Liu
  • Publication number: 20170240507
    Abstract: The present invention discloses a method for recycling urea in the process of separating and purifying unsaturated substances through a urea adduction method. The method comprises the following steps: liposoluble substances containing target unsaturated components are used as raw materials, and subjected to urea adduction, crystallization and filtration to produce a filtrate, from which the specific unsaturated components are obtained; the urea adduct is dissolved in a polar solvent, and after the adducted adducts are layered and released, adding a certain solvent to the urea solution to adjust the polarity, then cooling for crystallization, and recycling the urea.
    Type: Application
    Filed: October 12, 2015
    Publication date: August 24, 2017
    Applicant: Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutica l Factory
    Inventors: Yongjian Peng, Xinde Xu, Jinping Ma, Yanwen Zhang, Bin Shao
  • Publication number: 20170234757
    Abstract: A gas leakage treatment method includes detecting a target gas concentration of a target gas in an environment at a corresponding position of a gas delivery pipeline in a process of moving along the gas delivery pipeline. The method further includes, if the target gas concentration is greater than a preset concentration threshold, determining that gas leakage occurs and performing a gas leakage treatment operation.
    Type: Application
    Filed: April 28, 2017
    Publication date: August 17, 2017
    Inventors: Qiguang WANG, Yao LI, Yongjian ZHAO, Hui SUN, Yuanzhen GUO
  • Patent number: 9734705
    Abstract: A logo assembly, a control method, a controller and an electronic device are provided. The logo assembly comprises: a front case of a logo and a touchpad attached to a backside of the front case of the logo. The touchpad comprises a touch sensor configured to send a control signal to the controller when detecting a touch control operation to the front case of the logo, such that the controller performs a control operation to the electronic device after receiving the control signal. By attaching the touchpad to the backside of the front case of the logo, it solves the issue that a logo has a negative impact on the design of the position of buttons at the front panel of the electronic device, thus reducing the impact of the logo on the position of the buttons.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: August 15, 2017
    Assignee: XIAOMI INC.
    Inventors: Jun Wan, Qiang Xu, Yongjian Sun
  • Patent number: 9731318
    Abstract: The invention discloses a sauce gun with replaceable pushing mechanism, including a gun body, a push rod with row teeth, a fixed handle with a cavity, a trigger handle and a pushing mechanism, wherein the pushing mechanism includes a function case detachably installed in the cavity, the external wall of the function case is provided with a first sliding groove, the first sliding groove is internally provided with a first connecting piece driven by the trigger handle, and the function case is internally provided with a front push rod lock rotatably connected to the first connecting piece, a rear push rod lock hinged with the function case through a second connecting piece, and a flexible device driving the front push rod lock and the rear push rod lock to match with the row teeth respectively.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: August 15, 2017
    Inventor: Yongjian Yi
  • Publication number: 20170205064
    Abstract: An LED lamp includes an insulated heat-dissipating shell, a driving power supply, a reflecting shade, a light source plate, a lens and an upper cover. Output of the driving power supply connects to contact pins, and its input connects to guide pin. The bottom of the shell is provided with an accommodating cavity for the driving power supply. The bottom of the cavity is provided with mounting holes for the guide pins. Outer wall of the reflecting shade is fitted with the inner wall of the shell, and the reflecting shade includes the heat-dissipating cover body and a base plate. The light source plate is fixed to the base plate, and the contact pin is electrically connected with the light source plate through the through hole. The upper cover has an opening in the middle and the lens is fixed to the opening in the middle of the upper cover.
    Type: Application
    Filed: January 27, 2015
    Publication date: July 20, 2017
    Inventors: Xuanrui Liao, Jun Chen, Yongjian Tan
  • Patent number: 9710929
    Abstract: The present disclosure discloses method and apparatus for lossless image compression, and relates to the field of computer technologies. The method includes: removing ancillary information and redundant information from a picture having a predefined format in a preset manner; decompressing the picture to restore original picture data of the picture; and setting a compression parameter for the original picture data of the picture and compressing the original picture data of the picture into a picture having the same format before the picture decompression using the compression parameter. According to the present disclosure, ancillary data and redundant data in a picture are removed, and after decompression is performed on the picture, the picture is compressed again according to a preset compression parameter, so that based on lossless compression, a compression rate of the picture is increased, and storage space is saved.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: July 18, 2017
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Feiyue Huang, Yunsheng Wu, Yongjian Wu, Shouhong Ding, Shang Wu
  • Publication number: 20170191984
    Abstract: A method and apparatus for measuring endogenous CO concentration in exhaled alveolar air, comprises: proposing a method for injecting samples in small amounts, multiple times, intermittently, and establishing a CO concentration relationship between sample gas and gas in a measuring chamber; establishing a “concentration difference/electrical level difference” difference value fitting method, to obtain a fitted standard curve for a difference value between the sample gas and base gas; establishing an apparatus for measuring a CO concentration difference and a CO2 concentration difference between sample gas and base gas; proposing a method for compensating a measurement value for endogenous CO in exhaled alveolar air. The problem that the amount of sample gas in a breath test is small, and cannot completely replace the gas originally inside the measuring chamber, is solved. The effect of electrical level zero drift and residual CO of unknown concentration in cleaning gas is eliminated.
    Type: Application
    Filed: March 22, 2017
    Publication date: July 6, 2017
    Inventor: Yongjian Ma
  • Publication number: 20170193287
    Abstract: The present disclosure discloses a living body identification method, an information generation method, and a terminal, and belongs to the field of biometric feature recognition. The method includes: providing lip language prompt information, the lip language prompt information including at least two target characters, and the at least two target characters being at least one of: characters of a same lip shape, characters of opposite lip shapes, or characters whose lip shape similarity is in a preset range; collecting at least two frame pictures; detecting whether lip changes of a to-be-identified object in the at least two frame pictures meet a preset condition, when the to-be-identified object reads the at least two target characters; and determining that the to-be-identified object is a living body, if the preset condition is met.
    Type: Application
    Filed: March 17, 2017
    Publication date: July 6, 2017
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Jilin LI, Chengjie WANG, Feiyue HUANG, Yongjian WU, Hui NI, Ruixin ZHANG, Guofu TAN
  • Publication number: 20170170818
    Abstract: Methods and systems for reliable bootstrapping switches may comprise sampling a received signal with a bootstrapping switch, where the bootstrapping switch comprises a switching metal-oxide semiconductor (MOS) transistor having a pull-down path coupled to a gate terminal of the switching MOS transistor, wherein: source terminals of both a diode-connected transistor and a second MOS transistor are coupled to the gate terminal of the switching MOS transistor; drain terminals of both the diode-connected transistor and the second MOS transistor are coupled to a source terminal of a third MOS transistor, the third MOS transistor coupled in series with a fourth MOS transistor; and a drain terminal of the fourth MOS transistor is coupled to ground. The third and fourth MOS transistors may be in series with the second MOS transistor. A gate terminal of the fourth transistor may be switched from ground to a supply voltage to activate the pull-down path.
    Type: Application
    Filed: February 28, 2017
    Publication date: June 15, 2017
    Inventors: Yongjian Tang, Xuefeng Chen
  • Patent number: 9680970
    Abstract: A method is provided for a bridge device to interface between an external device and an implantable medical device (“IMD”), the bridge device includes a system on a chip (“SoC”) having a memory, an input/output interface, a standard wireless computer network (“SWCN”) controller and a bridge controller integrated into a single integrated circuit (“IC”). The method includes configuring the bridge controller to convert data between a Medical Implant Communication Service (MICS) protocol and a SWCN protocol, coupling a MICS controller to the SoC, and configuring the MICS controller to manage operation of a first transceiver based on the MICS protocol. The method includes configuring the SWCN controller to manage operation of a second transceiver based on the SWCN protocol, communicating between the bridge device and an IMD utilizing the first transceiver, and communicating between the bridge device and an external device utilizing the second transceiver.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: June 13, 2017
    Assignee: Pacesetter, Inc.
    Inventors: Yongjian Wu, Jun Yang, Balakrishnan Shankar, Chao-Wen Young, Reza Shahandeh
  • Publication number: 20170157411
    Abstract: A method is provided for establishing a communication session with an implantable medical device (“IMD”). The method includes configuring an IMD and an external device to communicate with one another through a protocol that utilizes a dedicated advertisement channel. The advertisement period and the scan period of the protocol are independent of one another such that the advertisement and scan periods at least partially overlap intermittently after a number of cycles. When the external device detects one of the advertisement notices, the method includes establishing a communications link between the external device and the IMD.
    Type: Application
    Filed: February 15, 2017
    Publication date: June 8, 2017
    Inventors: Reza Shahandeh, Richard Williamson, Gabriel A. Mouchawar, Brent Croft, William Winstrom, Robert McCormick, Jorge N. Amely-Velez, Thanh Tieu, Ali Dianaty, Samir Shah, Yongjian Wu