Patents by Inventor Xin Zhao

Xin Zhao 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: 20120317283
    Abstract: A proxy server and a hierarchical network system and a distributed workload management method. According to one embodiment of this disclosure, the proxy server includes: a rate controller configured to, based on measured request-related information and service quality parameters relative to service levels of requests, periodically determine a dispatch rate for requests of each service level, wherein the sum of the dispatch rate for respective service levels is less than or equal to a predetermined rate; and a request dispatcher configured to dispatch the requests of the corresponding service level in accordance with the dispatch rate determined by the rate controller. One aspect of the disclosure realizes a low overhead, highly scalable, simple and efficient workload management system to achieve QoS assurance and overload protection.
    Type: Application
    Filed: August 23, 2012
    Publication date: December 13, 2012
    Applicant: International Business Machines Corporation
    Inventors: Wen Jie Wang, Hai Shan Wu, Bo Yang, Yi Xin Zhao
  • Publication number: 20120303715
    Abstract: An efficient, flexible P2P file transmission management technology for limiting and directing of P2P file transmission mainly by replacing an original tracker server with a setting controllable tracker server, and modifying node list based on predetermined rule in the controllable tracker server. With the present invention, a network operator can strengthen function of the controllable tracker server in P2P communication gradually by weakening function of the original tracker server in P2P communication gradually, and utilize various rules or policies established in advance to manage file transfer of P2P nodes.
    Type: Application
    Filed: August 19, 2010
    Publication date: November 29, 2012
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Zhu Han, Yi Xin Zhao, Kai Zheng, Huan Hao Zou
  • Publication number: 20120303746
    Abstract: The present invention discloses a method and apparatus for dynamically subscribing to management information and a method and system for dispensing management information. According to the present invention, a management topic and a participant associated with the management topic may be dynamically determined, and the management topic may be subscribed to for the determined participant. Therefore, it is possible to sufficiently utilize a publish/subscribe mechanism in dispensing management information in a case where the intelligence of the managed device is unequal to the intelligence of the managing device, thereby avoiding creation and utilization of an additional management channel and significantly reducing the complexity and management cost of the system.
    Type: Application
    Filed: April 25, 2012
    Publication date: November 29, 2012
    Applicant: International Business Machines Corporation
    Inventors: Qi Yu, Yu Zhang, Yi Xin Zhao, Huan Hao Zou
  • Publication number: 20120288750
    Abstract: Graphene-based storage materials for high-power battery applications are provided. The storage materials are composed of vertical stacks of graphene sheets and have reduced resistance for Li ion transport. This reduced resistance is achieved by incorporating a random distribution of structural defects into the stacked graphene sheets, whereby the structural defects facilitate the diffusion of Li ions into the interior of the storage materials.
    Type: Application
    Filed: May 12, 2011
    Publication date: November 15, 2012
    Inventors: Harold H. Kung, Xin Zhao, Cary M. Hayner, Mayfair C. Kung
  • Publication number: 20120254413
    Abstract: A proxy server and a hierarchical network system and a distributed workload management method. According to one embodiment of this disclosure, the proxy server includes: a rate controller configured to, based on measured request-related information and service quality parameters relative to service levels of requests, periodically determine a dispatch rate for requests of each service level, wherein the sum of the dispatch rate for respective service levels is less than or equal to a predetermined rate; and a request dispatcher configured to dispatch the requests of the corresponding service level in accordance with the dispatch rate determined by the rate controller. One aspect of the disclosure realizes a low overhead, highly scalable, simple and efficient workload management system to achieve QoS assurance and overload protection.
    Type: Application
    Filed: March 27, 2012
    Publication date: October 4, 2012
    Applicant: International Business Machines Corporation
    Inventors: Wen Jie Wang, Hai Shan Wu, Bo Yang, Yi Xin Zhao
  • Patent number: 8264475
    Abstract: An electronic device with infrared touch input function is provided. The electronic device includes a display unit defining an signal display area; an infrared input device including a circuit board having two pairs of oppositely disposed sides defining an open area corresponding in size and shape to the signal display area, at least one light emitting device positioned on the circuit board, configured for emitting infrared light; at least one light detecting device positioned on the circuit board, configured for detecting infrared light emitted; a micro-processing unit configured for controlling the at least one light emitting device to emit infrared light, detecting infrared light paths obstructed via the light detecting devices, sending information of the obstructed infrared light paths to a central processing unit(CPU); and the CPU configured for performing functions according to the information of the obstructed infrared light paths.
    Type: Grant
    Filed: August 24, 2009
    Date of Patent: September 11, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Xin Zhao, Zu-Pei He, Ruey-Shyang You, Hua-Dong Cheng, Han-Che Wang, Kuan-Hong Hsieh
  • Publication number: 20120201303
    Abstract: The embodiments of the present invention provide a method and a device for encoding and decoding videos, and relate to the communication field, and an efficient transformation matrix corresponding to features of each residual block is selected for transformation, which therefore improves encoding efficiency. The solution provided in an embodiment of the present invention is: generating a prediction residual according to input video data; selecting a set of best transformation matrixes among multiple candidate transformation matrixes according to an intra-frame prediction mode and rate-distortion criteria to perform transform-coding on the prediction residual and obtain a transformation result; and generating an encoded stream according to the transformation result and selected transformation matrix index information.
    Type: Application
    Filed: April 20, 2012
    Publication date: August 9, 2012
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Mingyuan YANG, Dong WANG, Lianhuan XIONG, Xin ZHAO, Li ZHANG, Siwei MA, Wen GAO
  • Publication number: 20120197990
    Abstract: A Pub-Sub messaging method and system is disclosed. The method comprises: receiving a plurality of Pub-Sub messages; judging whether the plurality of Pub-Sub messages are similar; aggregating similar Pub-Sub messages to generate an aggregated Pub-Sub message; and transmitting the aggregated Pub-Sub message. Correspondingly, a message de-aggregating method comprises: receiving an aggregated Pub-Sub message, wherein the aggregated Pub-Sub message is generated by aggregating a plurality of similar Pub-Sub messages; de-aggregating the aggregated Pub-Sub message to recover the plurality of Pub-Sub messages; and transmitting the plurality of Pub-Sub messages.
    Type: Application
    Filed: October 28, 2011
    Publication date: August 2, 2012
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Li Li, Ju Wei Shi, Rui Xiong Tian, Yi Xin Zhao
  • Publication number: 20120169667
    Abstract: An electronic device includes a main control system, a power key, a touch screen, and a touch screen control unit. The touch screen includes a plurality of infrared emitters, a plurality of infrared receivers and an infrared light grid comprising an infrared light beam passing through the power key. The touch screen control unit includes a scan controlling module, a detecting module, and a power controlling module. The scan controlling module periodically scans the infrared light beam passing through the power key. The detecting module determines whether a blocked time of the infrared light beam passing through the power key reaches a first predetermined time period. The power controlling module powers on or off the main control system when a time of blocking the infrared light beam passing through the power key being blocked reaches the first predetermined time period. A related method is also provided.
    Type: Application
    Filed: June 7, 2011
    Publication date: July 5, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: FAN-LIN LU, XIN ZHAO, RUEY-SHYANG YOU, XIAO-GUANG LI, HAN-CHE WANG, KUAN-HONG HSIEH
  • Publication number: 20120162062
    Abstract: An electronic book reading device includes a housing, an airflow sensor and a controller. The airflow sensor includes a turbine, a shaft fixed to the turbine and a tachometer. The turbine is configured for sensing an airflow and rotating with and about the shaft. The tachometer is connected to the shaft and configured for detecting a rotation speed of the turbine. The controller is configured for determining whether the detected rotation speed of the turbine falls in a predetermined range, and controlling the electronic book reading device to execute a predetermined operation if the detected rotation speed of the turbine falls in the predetermined range.
    Type: Application
    Filed: August 23, 2011
    Publication date: June 28, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: ZU-PEI HE, XIN ZHAO, BIN-GANG DUAN, RUEY-SHYANG YOU
  • Publication number: 20120162079
    Abstract: A keyboard and a keyboard circuit, wherein the keyboard acts as an input device for a portable device or a computer. The keyboard circuit comprises an interface for connecting with the computer or the portable device, a detection circuit for detecting the logic level signal of the power supply from the computer or the portable device connected to the keyboard, and a microprocessor determining whether a computer or a portable device is connected to the keyboard in accordance with the logic level signal of the power input. The keyboard circuit uses a first communication circuit to communicate with the computer and a second communication circuit to communicate with the portable device, thus the keyboard is compatible with the computer or the portable device. The keyboard is capable of entering a sleep mode after finishing the transmission of the key codes to the computer or the portable device.
    Type: Application
    Filed: April 28, 2011
    Publication date: June 28, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: FAN-LIN LU, XIN ZHAO, RUEY-SHYANG YOU, XIAO-GUANG LI, HAN-CHE WANG
  • Publication number: 20120154129
    Abstract: A remote control for an electronic device comprises an input unit for generating control signals, a connector and a microprocessor. A connector with a plurality of interfaces, one end of connector is electrically connected to a transmission unit of the remote control via a data bus, each of the interfaces of the connector is configured for engaging with an interface of the electronic device for transmitting the control signals to the electronic device. The microprocessor determines which interface to transmit the control signals to the electronic device to control the electronic device to flip pages. A signal transmission method applied in a remote control for an electronic device is also provided.
    Type: Application
    Filed: April 13, 2011
    Publication date: June 21, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO. LTD.
    Inventors: KUAN-HONG HSIEH, HAN-CHE WANG, BO-CHING LIN, XIN ZHAO, CHIH-SAN CHIANG, HUA-DONG CHENG
  • Publication number: 20120151102
    Abstract: A connection controller and connection control method for controlling the connections of a peripheral device with a computer is provided. The connection controller can detect the connection status of the peripheral devices and initializes the peripheral device while the peripheral device is connected. The connection controller transmits an interrupt signal to the computer while the peripheral device is initialized to allow the computer to access the peripheral device. Alternatively, the connection controller generates a suspend signal to switch off the power supply track from the computer to the peripheral device, and the connection controller will then be suspended without unloading the driver of the peripheral device to eliminate the repetition of loading and unloading the driver of the peripheral device.
    Type: Application
    Filed: April 28, 2011
    Publication date: June 14, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD .
    Inventors: HUA-DONG CHENG, XIN ZHAO, CHIH-SAN CHIANG, HAN-CHE WANG
  • Publication number: 20120088243
    Abstract: The invention discloses a method for detection of genetically modified maize BT11. The principle of the method is that the DNA template of the sample is amplified at a temperature of 63° C.˜65° C. for 45˜60 min by using 4 specific primers and a DNA polymerase with strand displacement activity. The identification thereof is to make a judgment on whether BT11 component is contained in the sample by directly observing the turbidity in the reaction tube or the color change after the addition of SYBR Green with naked eyes or by agarose gel electrophoresis. The detection method of the invention has the advantages of high specificity, quickness, simplicity and convenience and the like, which provides a convenient method for detection of genetically modified maize BT11 with an extensive application prospect.
    Type: Application
    Filed: April 17, 2009
    Publication date: April 12, 2012
    Applicant: CENTRAL LAB OF TIANJIN ACADEMY OF AGRICULTURAL SCIENCES
    Inventors: Qingkuo Lan, Yong Wang, Yi Cheng, Xin Zhao, Zhu Zhu
  • Patent number: 8153240
    Abstract: Carbon nanoflakes, methods of making the nanoflakes, and applications of the carbon nanoflakes are provided. In some embodiments, the carbon nanoflakes are carbon nanosheets, which are less than 2 nm thick. The carbon nanoflakes may be made using RF-PECVD. Carbon nanoflakes may be useful as field emitters, for hydrogen storage applications, for sensors, and as catalyst supports.
    Type: Grant
    Filed: October 4, 2004
    Date of Patent: April 10, 2012
    Assignee: College of William and Mary
    Inventors: Jianjun Wang, Mingyao Zhu, Brian C. Holloway, Ronald A. Outlaw, Dennis M. Manos, Xin Zhao
  • Publication number: 20120044044
    Abstract: An electronic device comprising an input unit and a remote control for generating control signals; an interface unit; and a processor unit configured to analyze operation type according to the control signals, and control the electronic device to flip page. A remote control method applied in an electronic device is also provided.
    Type: Application
    Filed: April 10, 2011
    Publication date: February 23, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: KUAN-HONG HSIEH, HAN-CHE WANG, BO-CHING LIN, XIN ZHAO, CHIH-SAN CHIANG, HUA-DONG CHENG
  • Publication number: 20120044135
    Abstract: A remote control comprises a button generating control signals; a transmission unit configured to transmit the control signals to an electronic reader; a microprocessor unit configured to analyze an operation type according to the control signals and generate operation signals corresponding to the operation type to signal the electronic reader to flip page. A remote control method applied in a remote control of an electronic reader is also provided.
    Type: Application
    Filed: April 1, 2011
    Publication date: February 23, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: KUAN-HONG HSIEH, HAN-CHE WANG, BO-CHING LIN, XIN ZHAO, HUA-DONG CHENG, LU PAN
  • Publication number: 20120038282
    Abstract: A solar power supply device includes a solar panel and a rechargeable battery. The solar panel is configured to collect and convert optical energy to electrical energy. The solar power supply device further includes an e-paper display unit, a charging connection connecting to a rechargeable device. A detecting unit detecting the charging state information of the rechargeable device via the charging connection, a light-operated unit detecting ambient illumination intensity, and a processing unit for controlling the e-paper display unit to display charging states information obtained from the detecting unit and the ambient illumination intensity detected by the light-operated unit.
    Type: Application
    Filed: April 10, 2011
    Publication date: February 16, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: KUAN-HONG HSIEH, HAN-CHE WANG, LU PAN, XIN ZHAO, ZU-PEI HE
  • Publication number: 20120032923
    Abstract: An IR controlling device includes a display panel, a number of IR emitters, a number of IR receivers, and a receiving controller. The IR emitters and the IR receivers are staggered under the display panel, and facing the display panel. The IR emitters are to emit IR beams in sequence, and the IR receivers are to receive the IR beams reflected by an external object. The receiving controller generates a plurality of response signals corresponding to the IR receivers. An IR processing unit receives the response signals, and determines a virtual position of the external object on the display panel. A controlling unit outputs a control signal and executes a corresponding function. A display processing unit receives the control signal and updates the content on the display panel.
    Type: Application
    Filed: March 31, 2011
    Publication date: February 9, 2012
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: FAN-LIN LU, XIN ZHAO, RUEY-SHYANG YOU, XIAO-GUANG LI, HAN-CHE WANG, KUAN-HONG HSIEH
  • Patent number: 8089251
    Abstract: The present disclosure provides a battery charging control circuit. The charging control circuit includes: a constant-current charging unit and a trickle charging unit. The charging control circuit further includes a branch switch, a control unit, and a detection unit. The branch switch is connected between a power source and the rechargeable battery for enabling or disabling the constant-current charging unit. The control unit is between the constant-current charging unit and the branch switch for controlling the branch switch. The detection unit is used to detect a state of the rechargeable battery. If the detection unit detects the state of the rechargeable battery is correspond to a predetermined state, then the control unit controls the branch switch to disable the constant-current charging unit and enable the trickle charging unit.
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: January 3, 2012
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Han-Che Wang, Shin-Hong Chung, Xin Zhao, Hong-Sheng Ouyang, Ruey-Shyang You