Patents by Inventor Jing Chen

Jing Chen 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).

  • HANDOVER METHOD, BASE STATION, USER EQUIPMENT, AND MOBILITY MANAGEMENT ENTITY
    Publication number: 20140080449
    Abstract: Embodiments of the present invention provide a handover method, base station, user equipment, and mobility management entity. The handover method includes: obtaining an algorithm used by a user equipment in a universal mobile telecommunication system and four least significant bits of a downlink non-access stratum count; and sending a handover command to the user equipment, where the handover command carries the algorithm used by the user equipment in the universal mobile telecommunication system and the four least significant bits of the downlink non-access stratum count, so that the user equipment calculates a cipher key and an integrity key according to the four least significant bits of the downlink non-access stratum count.
    Type: Application
    Filed: November 18, 2013
    Publication date: March 20, 2014
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jing Chen, Boyun Xie, Tao Wang
  • METHOD AND APPARATUS FOR NEGOTIATING SECURITY DURING HANDOVER BETWEEN DIFFERENT RADIO ACCESS TECHNOLOGIES
    Publication number: 20140068709
    Abstract: Solution for security negotiation during handover of a user equipment (UE) between different radio access technologies are provided. In the solution, the UE receives NAS security information and AS security information which are selected by the target system and then performs security negotiation with the target system according to the received NAS security information and AS security information. As such, the UE may obtain the key parameter information of the NAS and AS selected by a LTE system and perform security negotiation with the LTE system when the UE hands over from a different system, such as a UTRAN, to the LTE system.
    Type: Application
    Filed: November 13, 2013
    Publication date: March 6, 2014
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Xiaoying XU, Jing CHEN
  • TCAD emulation calibration method of SOI field effect transistor
    Patent number: 8667440
    Abstract: A calibration method for a device using TCAD to emulation SOI field effect transistor, where process emulation MOS device structures with different channel lengths Lgate are obtained by establishing a TCAD process emulation program; the process emulation MOS device structures are calibrated according to a TEM test result, a SIMS test result, a CV test result, a WAT test result, and a square resistance test result of an actual device, so as to complete TCAD emulation calibration of key electrical parameters of an SOI field effect transistor. Thereby, providing effective guidance for research, development and optimization of a new process flow are realized.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: March 4, 2014
    Assignee: Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences
    Inventors: Zhan Chai, Jing Chen, Jiexin Luo, Qingqing Wu, Xi Wang
  • METHOD, APPARATUS, AND SYSTEM FOR PREVENTING ABUSE OF AUTHENTICATION VECTOR
    Publication number: 20140053249
    Abstract: A method for preventing abuse of an Authentication Vector (AV) and a system and apparatus for implementing the method are provided. Access network information of a non-3rd Generation Partnership Project (3GPP) access network where a user resides is bound to an AV of the user, so that when the user accesses an Evolved Packet System (EPS) through the non-3GPP access network, even if an entity in the non-3GPP access network is breached, or an Evolved Packet Data Gateway (ePDG) connected to an untrusted non-3GPP access network is breached, the stolen AV cannot be applied to other non-3GPP access networks by an attacker.
    Type: Application
    Filed: October 24, 2013
    Publication date: February 20, 2014
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Yanmei Yang, Yixian Xu, Jing Chen
  • STABILIZED PHARMACEUTICAL FORMULATIONS OF A POTENT HCV INHIBITOR
    Publication number: 20140037719
    Abstract: Described are various methods for stabilizing pharmaceutical formulations of a specific Hepatitis C Viral (HCV) inhibitor against the formation of a particular genotoxic degradation product. Such methods include temperature control, moisture control, excipient control, capsule shell control, basification and a reconstitution approach.
    Type: Application
    Filed: January 10, 2013
    Publication date: February 6, 2014
    Applicant: Boehringer Ingelheim International Gmbh
    Inventors: Mathias BRAUN, Carl Alan BUSACCA, Feng-Jing CHEN, Edwin Louis GUMP, Jenness B. MAJESKA, Scott PENNINO, Fenghe QIU, Maria Fernanda VILLAGRA
  • Information Classification Based on Product Recognition
    Publication number: 20140032207
    Abstract: The present disclosure provides an example information classification method and system based on product recognition. When a request for product recognition is received, one or more candidate product words of product profile information for recognition are determined. One or more characteristics of the product profile information are extracted based on the determined candidate product words respectively. Based on the candidate product words and their corresponding characteristics, the learning sub-model and the comprehensive learning model determine a product word corresponding to the product profile information. The product profile information is classified based on the product word. The present techniques implement automatic classification of the product profile information and improve an efficiency of information classification.
    Type: Application
    Filed: July 24, 2013
    Publication date: January 30, 2014
    Applicant: Alibaba Group Holding Limited
    Inventors: Huaxing Jin, Feng Lin, Jing Chen
  • GATE PROTECTED SEMICONDUCTOR DEVICES
    Publication number: 20140015591
    Abstract: Providing gate protection to a group III-semiconductor device by delivering gate overdrive immunity is described herein. The gate protection can be achieved by embedding a gate-voltage-controlling second transistor to the gate electrode of a first transistor. In other words, a first gate electrode of the first semiconductor device is in series with a second source electrode of the second semiconductor device, and a second gate electrode of the second semiconductor device is connected to the second source electrode and the first gate electrode.
    Type: Application
    Filed: July 8, 2013
    Publication date: January 16, 2014
    Inventors: Jing CHEN, Man Ho KWAN
  • Vertical SOI bipolar junction transistor and manufacturing method thereof
    Patent number: 8629029
    Abstract: The present invention discloses a vertical SOI bipolar junction transistor and a manufacturing method thereof. The bipolar junction transistor includes an SOI substrate from down to up including a body region, a buried oxide layer and a top silicon film; an active region located in the top silicon film formed by STI process; a collector region located in the active region deep close to the buried oxide layer formed by ion implantation; a base region located in the active region deep close to the top silicon film formed by ion implantation; an emitter and a base electrode both located over the base region; a side-wall spacer located around the emitter and the base electrode. The present invention utilizing a simple double poly silicon technology not only can improve the performance of the transistor, but also can reduce the area of the active region in order to increase the integration density.
    Type: Grant
    Filed: July 14, 2010
    Date of Patent: January 14, 2014
    Assignee: Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences
    Inventors: Jing Chen, Jiexin Luo, Qingqing Wu, Jianhua Zhou, Xiaolu Huang, Xi Wang
  • Method and apparatus for negotiating security during handover between different radio access technologies
    Patent number: 8611949
    Abstract: A method and apparatus of security negotiation for handover between different radio access technologies are provided. The method includes: transmitting the security information of the NAS and AS selected by the target system to the UE when the UE hands over between different radio access technologies. Therefore, the UE can perform security negotiation with the target system according to the security information of the NAS and AS. Through the embodiments of the present invention, the UE may obtain the key parameter information of the NAS and AS selected by the LTE system and perform security negotiation with the LTE system when the UE hands over from a different system, such as a UTRAN, to an LTE system.
    Type: Grant
    Filed: November 12, 2009
    Date of Patent: December 17, 2013
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xiaoying Xu, Jing Chen
  • Systems and Methods for Remotely Controlling Electronic Devices
    Publication number: 20130330084
    Abstract: Methods and systems for remotely controlling a device are provided. A first input is received from a user at a portable device. The first input specifies a first time and a first mode associated with the device. At the first time, a first command is remotely sent from the portable device to the device to activate the device in the first mode.
    Type: Application
    Filed: July 30, 2013
    Publication date: December 12, 2013
    Applicant: O2Micro Inc.
    Inventors: Sterling DU, Qiang Guan, Weitai Yang, Xiliang Luo, Shusheng Ma, Yating Li, Yang Wang, Xinsheng Peng, Jing Chen, Ming Li
  • Flame retardant thermoplastic elastomer composition with resistance to scratch-whitening
    Patent number: 8598298
    Abstract: Halogen-free, flame-retardant thermoplastic polyester elastomer (TPE-E) compositions that include at least one thermoplastic polyester elastomer, at least one low-melting, phosphorus-based flame retardant having a melting temperature no higher than 150° C., and a blend of solid intumescent flame retardants comprising a phosphorus-based, organic salt flame retardant and a nitrogen-based organic flame retardant are provided. The presence of the low-melting, phosphorus-based flame retardant renders the compositions more resistant to scratch-whitening.
    Type: Grant
    Filed: March 26, 2010
    Date of Patent: December 3, 2013
    Assignee: Dow Global Technologies LLC
    Inventors: Given Jing Chen, Fangming Tony Gu, Yurong Cao, David H. Guo, Xiaoxiong Shawn Miao
  • Method, apparatus, and system for preventing abuse of authentication vector
    Patent number: 8600054
    Abstract: A method for preventing abuse of an Authentication Vector (AV) and a system and apparatus for implementing the method are provided. Access network information of a non-3rd Generation Partnership Project (3GPP) access network where a user resides is bound to an AV of the user, so that when the user accesses an Evolved Packet System (EPS) through the non-3GPP access network, even if an entity in the non-3GPP access network is breached, or an Evolved Packet Data Gateway (ePDG) connected to an untrusted non-3GPP access network is breached, the stolen AV cannot be applied to other non-3GPP access networks by an attacker.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: December 3, 2013
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Yanmei Yang, Yixian Xu, Jing Chen
  • PASSIVATION OF GROUP III-NITRIDE HETEROJUNCTION DEVICES
    Publication number: 20130306978
    Abstract: Passivation of group III-nitride heterojunction devices is described herein. The passivation facilitates simultaneous realization of effective/high current collapse suppression and low leakage current without the use of a sophisticated multiple-field plate technique. The passivation can be achieved by growing a charge-polarized AlN thin film on the surface of a group III-nitride based heterojunction device by plasma-enhanced atomic layer deposition such that positive polarization charges are induced at the interface to compensate for a majority of negative charges at the interface.
    Type: Application
    Filed: May 16, 2013
    Publication date: November 21, 2013
    Applicant: The Hong Kong University of Science and Technology
    Inventors: Jing CHEN, Sen HUANG, Qimeng JIANG, Zhikai TANG
  • METHOD FOR PROTECTING SECURITY OF DATA, NETWORK ENTITY AND COMMUNICATION TERMINAL
    Publication number: 20130305386
    Abstract: The present invention relates to communication technologies and discloses a method and an apparatus for protecting security of data, so as to solve the problem of the prior art in which the security of data transmission between a communication terminal which has a characteristic of small data transmission and the network cannot be guaranteed. Information relevant to security context is stored if a communication terminal has a characteristic of small data transmission; current security context is obtained according to the information relevant to security context; and security protection of communication data is performed by employing the current security context. The embodiments of the present invention may be applied to a communication system having a characteristic of small data transmission, such as an MTC and the like.
    Type: Application
    Filed: July 16, 2013
    Publication date: November 14, 2013
    Inventors: Lijia ZHANG, Yixian XU, Jing CHEN
  • DISPLAY METHOD AND PORTABLE DEVICE
    Publication number: 20130298081
    Abstract: A display method and a portable device are provided. The portable device has a touch screen, and a plurality of application programs is installed in the portable device. The touch screen displays a menu interface and a object corresponding to each application program. When the object corresponding to each application program is displayed, a display format supported by the application program is obtained, and whether the display format supported by the application program matches a first display format of the touch screen of the portable device is determined. When the display format supported by the application program does not match the first display format of the touch screen, a first annotation message is shown on the object corresponding to the application program.
    Type: Application
    Filed: April 2, 2013
    Publication date: November 7, 2013
    Applicant: ASUSTeK COMPUTER INC.
    Inventor: Yi-Jing Chen
  • Transistors and rectifiers utilizing hybrid electrodes and methods of fabricating the same
    Patent number: 8564020
    Abstract: Systems, methods, and apparatus described herein are associated with devices including hybrid electrodes. A heterostructure semiconductor transistor can include a III-N-type semiconductor heterostructure including a barrier layer overlying an active layer and a hybrid electrode region including a hybrid drain electrode region. Further, a heterostructure semiconductor rectifier can include a III-N-type semiconductor heterostructure and a hybrid electrode region including a hybrid cathode electrode region. Furthermore, the hybrid electrode region of the transistor and rectifier can include permanently trapped charge located under a Schottky contact of the hybrid electrode region.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: October 22, 2013
    Assignee: The Hong Kong University of Science and Technology
    Inventors: Jing Chen, Chunhua Zhou
  • Power module and circuit board assembly thereof
    Patent number: 8564394
    Abstract: A power module mounted on a system board comprises a printed circuit board having an extension part, at least one primary winding coil disposed on a first side of the extension part. The at least one primary winding coil is disposed at a primary side of the power module. The power module further comprises a PCB winding formed on the extension part at a secondary side of the power module, a first magnetic core assembly, and a connector. The first magnetic core assembly comprises a first magnetic part and a second magnetic part. The at least one primary winding coil and the extension part are enclosed between the first magnetic part and the second magnetic part.
    Type: Grant
    Filed: February 29, 2012
    Date of Patent: October 22, 2013
    Assignee: Delta Electronics, Inc.
    Inventors: Han Li, Gang Liu, Jing Chen, Jinfa Zhang
  • Deskewing apparatus for oscilloscope
    Patent number: 8555103
    Abstract: A deskewing apparatus includes a power supply connector, a oscillator, a first switch unit, a second switch unit, a first logic member, a second logic member, a clock generator and a plurality of output channels. The oscillator generates an electrical signal with a predetermined frequency and sinusoidal waveform. The first switch unit and the second switch unit each generates on/off signals by controlling power on/off. The first logic member and the second logic member generate logic signals according to the corresponding on/off signals from the first switch unit and the second switch unit. The clock generator multiplies the frequency of the electrical signal based on the combination of the logic signals and converting the electrical signal from sinusoidal waveform into rectangular waveform. The output channels output the converted electrical signal.
    Type: Grant
    Filed: April 24, 2011
    Date of Patent: October 8, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventor: Jing-Chen Zhang
  • METHOD, DEVICE, AND SYSTEM FOR MANAGING QUALITY OF SERVICE
    Publication number: 20130258907
    Abstract: Embodiments of the present invention pertain to the communications field and disclose a method, device, and system for managing quality of service. The method includes: receiving a service request; determining, according to configuration information, devices participating in negotiation on quality of service; and determining, according to a negotiation result of the devices participating in negotiation on quality of service, quality of service corresponding to the service request. The device includes: a receiving module, a first determining module and a second determining module.
    Type: Application
    Filed: May 20, 2013
    Publication date: October 3, 2013
    Inventors: Jing Chen, Xiaobing Ye
  • Intumescent, Halogen-Free, Silicon-Phosphorus-Nitrogen Based Polymeric Flame Retardant
    Publication number: 20130248783
    Abstract: This invention provides intumescent, halogen-free, polymeric, silicon-phosphorus-nitrogen (SPN) flame retardant, a process for their preparation, and systems, compositions and articles into which they are incorporated. The inventive intumescent, halogen-free, SPN polymer compositions afford good flame retardant performance at a lower loading compared to conventional phosphorus and nitrogen based intumescent flame retardant compositions.
    Type: Application
    Filed: December 2, 2010
    Publication date: September 26, 2013
    Inventors: Journey L. Zhu, Given Jing Chen, Jinder Jow, Kenny Chun Hui Su, Ping Wei, Chen Wang