Patents by Inventor Xin Xiao

Xin Xiao 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).

  • METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING INTERFACE SIGNALS OF DISTRIBUTED BASE STATION
    Publication number: 20160197677
    Abstract: The disclosures provide a method and apparatus for transmitting and receiving interface signals of a distributed base station. At least one channel of Common Public Radio Interface (CPRI) signals of a distributed base station are encapsulated into optical transport unit x (OTUx) signals in a frame structure of OTUx by adopting Generic Mapping Procedure (GMP) mapping scheme, wherein the x represents a transmission capacity and wherein the OTUx is adopted for providing a bandwidth required by the at least one channel of CPRI signals, and then the OTUx signals that bear the at least one channel of CPRI signals are sent.
    Type: Application
    Filed: March 2, 2016
    Publication date: July 7, 2016
    Inventors: Jingxin TAN, Xin XIAO, Zhiyong HUANG, Chaoyang LI, Binghua ZHANG, Wei DU, Hanguo LI
  • Method and device for realizing optical channel data unit shared protection ring
    Patent number: 9379809
    Abstract: A method and a device for realizing an optical channel data unit (ODU) shared protection ring (SPRing) are disclosed by the present invention. The method includes: first, receive an ODUj, wherein the ODUj carries an ODUi; then, perform de-multiplexing processing to obtain the ODUi from the ODUj; next, multiplex the ODUi to an optical channel data unit k (ODUk); meanwhile, keep monitoring the ODUk; and when the monitoring result that is obtained through monitoring the ODUk indicates that a failure has occurred, perform a switching on the ODUi; wherein i, j, k are integers equal to or larger than 0, k is larger than j, j is larger than i, and i, j, k are used to indicate different rates of respective optical channel data unit (ODU) signals.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: June 28, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jun Yan, Xin Xiao, Qiuyou Wu
  • TIM-3 ligands and methods of modulating immune responses
    Patent number: 9346876
    Abstract: The invention relates to isolated polypeptides and nucleic acids encoding polypeptides which comprise a tim-3 IgV domain and a tim-3 intracellular domain, wherein the polypeptides do not comprise a tim-3 mucin domain or a tim-3 transmembrane domain. In addition, the invention relates to methods of modulating immune responses in a subject, comprising administering to the subject a therapeutically effective amount of an agent that modulates tim-3 activity. Immune responses include, but are not limited to, immune tolerance, transplantation tolerance, Th1 responses and Th2 responses.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: May 24, 2016
    Assignees: The Brigham and Women's Hospital, Inc., Beth Israel Deaconess Medical Center, Inc.
    Inventors: Vijay K. Kuchroo, Terry Barton Strom, Eugene K. Cha, Sumone Chakravarti, Catherine Anne Sabatos-Peyton, Chen Zhu, Xin Xiao Zheng, Alberto Sanchez-Fueyo
  • Method and apparatus for mapping and de-mapping in an optical transport network
    Patent number: 9312982
    Abstract: The embodiments of the present invention disclose methods and apparatuses for mapping processing and de-mapping processing in an optical transport network. A Lower Order Optical Channel Data Unit (LO ODU) signal is mapped into a payload area of an Optical Channel Data Tributary (ODTU) signal in units of M bytes. M is equal to the number of tributary slots of a Higher Order Optical Channel Payload Unit (HO OPU) that are to be occupied by the ODTU signal, and M is an integer larger than 1. Overhead information is encapsulated to an overhead area of the ODTU signal. Thereafter, the ODTU signal is multiplexed into the HO OPU. In this way, an efficient and universal mode for mapping the LO ODU to the HO OPU is provided.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: April 12, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Maarten Vissers, Qiuyou Wu, Xin Xiao, Wei Su
  • Signal transmission processing method and apparatus and distributed base station
    Patent number: 9300403
    Abstract: The disclosures provide a method and apparatus for transmitting and receiving interface signals of a distributed base station. At least one channel of Common Public Radio Interface (CPRI) signals of a distributed base station are encapsulated into optical transport unit x (OTUx) signals in a frame structure of OTUx by adopting Generic Mapping Procedure (GMP) mapping scheme, wherein the x represents a transmission capacity and wherein the OTUx is adopted for providing a bandwidth required by the at least one channel of CPRI signals, and then the OTUx signals that bear the at least one channel of CPRI signals are sent.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: March 29, 2016
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jingxin Tan, Xin Xiao, Zhiyong Huang, Chaoyang Li, Binghua Zhang, Wei Du, Hanguo Li
  • ORGANIC PHOTOSENSITIVE DEVICES WITH EXCITON-BLOCKING CHARGE CARRIER FILTERES
    Publication number: 20160056398
    Abstract: Disclosed herein are organic photosensitive devices including at least one exciton-blocking charge carrier filter. The filters comprise a mixture of at least one wide energy gap material and at least one electron or hole conducting material. As described herein, the novel filters simultaneously block excitons and conduct the desired charge carrier (electrons or holes).
    Type: Application
    Filed: April 14, 2014
    Publication date: February 25, 2016
    Inventors: Stephen R. Forrest, Xin Xiao, Jeramy D. Zimmerman, Kevin Bergemann, Anurag Panda, Brian E. Lassiter, Mark E. Thompson, Andrew N. Bartynski, Cong Trinh
  • STABLE ORGANIC PHOTOSENSITIVE DEVICES WITH EXCITON-BLOCKING CHARGE CARRIER FILTERS UTILIZING HIGH GLASS TRANSITION TEMPERATURE MATERIALS
    Publication number: 20160020418
    Abstract: Disclosed herein are stable organic photosensitive devices including at least one exciton-blocking charge carrier filter. The filters comprise a mixture of at least one wide energy gap material having a sufficiently high glass transition temperature, e.g., higher than the temperature or temperature range at which the device typically operates, higher than a highest operating temperature of the device, higher than a threshold temperature value, etc. and at least one electron or hole conducting material. As described herein, the novel filters simultaneously block excitons and conduct the desired charge carrier (electrons or holes).
    Type: Application
    Filed: July 20, 2015
    Publication date: January 21, 2016
    Inventors: Stephen R. Forrest, Quinn Burlingame, Xin Xiao, Kevie Bergemann, Anurag Panda, Jeramy D. Zimmerman, Brian E. Lassiter, Mark E. Thompson, Andrew N. Bartynski, Cong Trinh
  • ORGANIC PHOTOSENSITIVE DEVICES COMPRISING ARYL SQUARAINES AND METHODS OF MAKING THE SAME
    Publication number: 20160005983
    Abstract: There is disclosed squaraine compounds of formula I: wherein each of Y1 and Y2 is independently chosen from an optionally substituted amino group and an optionally substituted aryl group. Also described are organic optoelectronic devices comprising a Donor-Acceptor heterojunction that is formed from one or more of the squaraine compounds. A method of making the disclosed device, which may include one or more sublimation step for depositing said squaraine compound, is also disclosed.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Applicants: UNIVERSITY OF SOUTHERN CALIFORNIA, THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: MARK E. THOMPSON, STEPHEN R. FORREST, GUODAN WEI, SIYI WANG, LINCOLN HALL, VIACHESLAV V. DIEV, XIN XIAO
  • HYBRID PLANAR-MIXED HETEROJUNCTION FOR ORGANIC PHOTOVOLTAICS
    Publication number: 20150349283
    Abstract: Disclosed herein are organic photosensitive optoelectronic devices comprising two electrodes in superposed relation; a mixed photoactive layer located between the two electrodes, wherein the mixed photoactive layer comprises at least one donor material having a HOMO energy and at least one acceptor material having a LUMO energy, wherein the at least one donor material and the at least one acceptor material form a mixed donor-acceptor heterojunction; a photoactive layer adjacent to and interfacing with the mixed photoactive layer, wherein the photoactive layer comprises a material having a LUMO energy within 0.3 eV of the LUMO energy of the at least one acceptor material or a HOMO energy within 0.3 eV of the HOMO energy of the at least one donor material; and a buffer layer adjacent to and interfacing with the mixed photoactive layer.
    Type: Application
    Filed: November 22, 2013
    Publication date: December 3, 2015
    Applicant: THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Stephen R. FORREST, Jeramy, D. ZIMMERMAN,, Xin XIAO
  • HYBRID PLANAR-GRADED HETEROJUNCTION FOR ORGANIC PHOTOVOLTAICS
    Publication number: 20150340634
    Abstract: Disclosed herein are organic photosensitive optoelectronic devices comprising at least one hybrid planar-graded heterojunction. In particular, organic photosensitive optoelectronic devices are disclosed having two electrodes (110), (150) in superposed relation, a graded heterojunction layer (130) located between the two electrodes, and at least one photoactive layer (120), (140) adjacent to and interfacing with the graded heterojunction layer.
    Type: Application
    Filed: November 27, 2013
    Publication date: November 26, 2015
    Applicant: The Regents of the University of Michigan
    Inventors: Stephen R. Forrest, Jeramy D. Zimmerman, Brian E. Lassiter, Xin Xiao
  • USE OF INVERSE QUASI-EPITAXY TO MODIFY ORDER DURING POST-DEPOSITION PROCESSING OR ORGANIC PHOTOVOLTAICS
    Publication number: 20150318505
    Abstract: Disclosed herein are methods for fabricating an organic photovoltaic device comprising depositing an amorphous organic layer and a crystalline organic layer over a first electrode, wherein the amorphous organic layer and the crystalline organic layer contact one another at an interface; annealing the amorphous organic layer and the crystalline organic layer for a time sufficient to induce at least partial crystallinity in the amorphous organic layer; and depositing a second electrode over the amorphous organic layer and the crystalline organic layer. In the methods and devices herein, the amorphous organic layer may comprise at least one material that undergoes inverse-quasi epitaxial (IQE) alignment to a material of the crystalline organic layer as a result of the annealing.
    Type: Application
    Filed: November 22, 2013
    Publication date: November 5, 2015
    Applicant: The Regents of the University of Michigan
    Inventors: Stephen R. Forrest, Jeramy D. Zimmerman, Brian E. Lassiter, Xin Xiao
  • Method and Device for Realizing Optical Channel Data Unit Shared Protection Ring
    Publication number: 20150256250
    Abstract: A method and a device for realizing an optical channel data unit (ODU) shared protection ring (SPRing) are disclosed by the present invention. The method includes: first, receive an ODUj, wherein the ODUj carries an ODUi; then, perform de-multiplexing processing to obtain the ODUi from the ODUj; next, multiplex the ODUi to an optical channel data unit k (ODUk); meanwhile, keep monitoring the ODUk; and when the monitoring result that is obtained through monitoring the ODUk indicates that a failure has occurred, perform a switching on the ODUi; wherein i, j, k are integers equal to or larger than 0, k is larger than j, j is larger than i, and i, j, k are used to indicate different rates of respective optical channel data unit (ODU) signals.
    Type: Application
    Filed: May 21, 2015
    Publication date: September 10, 2015
    Inventors: Jun Yan, Xin Xiao, Qiuyou Wu
  • Service transmission processing method, node device and network system
    Patent number: 9088379
    Abstract: Embodiments of the present invention disclose a service transmission processing method, a node device and a network system are provided. One method includes: receiving service data after relay processing by a 3R relay node, where the relay processing includes terminating and regenerating an Optical Channel (OCh) of the service data, and when the OCh is terminated, transparent transmission is performed on an Optical channel Transport Unit (OTU); and performing defect detection on a path of the OTU to obtain a detection result of the path of the OTU. Another method includes: obtaining an overhead in an Optical Transport Network (OTN) frame; and judging whether the overhead includes a Client Signal Fail (CSF) inserted after a signal fails, and if the overhead includes the CSF, determining a path where a defect occurs according to the CSF.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: July 21, 2015
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jun Yan, Gen Chen, Bo Zhang, Da He, Yu Zeng, Ling Pei, Wei Tan, Min Chen, Xin Xiao
  • Method and device for realizing optical channel data unit shared protection ring
    Patent number: 9071456
    Abstract: A method and a device for realizing an optical channel data unit (ODU) shared protection ring (SPRing) are disclosed by the present invention. The method includes: A first ODU of a first service transmitted in an optical line is taken as a protection granularity, where the first ODU is an ODUk that is directly multiplexed to the optical line; the first ODU is monitored, and a monitoring result is obtained; when the monitoring result indicates that a failure occurs, a switching is performed through cross of a second ODU of the first service, where the second ODU is an ODUm that is multiplexed to the first ODU, and m is smaller than or equal to k. Through the embodiments of the present invention, a protection switching speed may be accelerated.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: June 30, 2015
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jun Yan, Xin Xiao, Qiuyou Wu
  • METHOD AND APPARATUS FOR MAPPING AND DE-MAPPING IN AN OPTICAL TRANSPORT NETWORK
    Publication number: 20150093113
    Abstract: The embodiments of the present invention disclose methods and apparatuses for mapping processing and de-mapping processing in an optical transport network. A Lower Order Optical Channel Data Unit (LO ODU) signal is mapped into a payload area of an Optical Channel Data Tributary (ODTU) signal in units of M bytes. M is equal to the number of tributary slots of a Higher Order Optical Channel Payload Unit (HO OPU) that are to be occupied by the ODTU signal, and M is an integer larger than 1. Overhead information is encapsulated to an overhead area of the ODTU signal. Thereafter, the ODTU signal is multiplexed into the HO OPU. In this way, an efficient and universal mode for mapping the LO ODU to the HO OPU is provided.
    Type: Application
    Filed: December 10, 2014
    Publication date: April 2, 2015
    Inventors: Maarten VISSERS, Qiuyou WU, Xin XIAO, Wei SU
  • METHODS OF MODULATING IMMUNE RESPONSES BY MODULATING TIM-1, TIM-2 AND TIM-4 FUNCTION
    Publication number: 20150079085
    Abstract: The invention relates to methods of modulating immune responses in a subject such as by administering to the subject agents which modulate tim-1, tim-2 or tim-4 activity, or which modulate the physical interaction between tim-1 and tim-4 or between tim-2 and a tim-2 ligand. Immune responses include, but are not limited to, autoimmune disorders, transplantation tolerance, and Th1 and Th2-mediated responses and disorders. The invention also relates to novel assays for identifying agents which modulate the physical interaction between tim-1 and tim-4. In addition, the invention relates to novel soluble tim-4 polypeptides and to nucleic acids which encode them.
    Type: Application
    Filed: October 1, 2014
    Publication date: March 19, 2015
    Inventors: Vijay K. Kuchroo, Sumone Chakravarti, Terry Strom, Xin Xiao Zheng, Jennifer Meyers
  • THERMAL CYCLING DEVICE
    Publication number: 20150053373
    Abstract: Thermal cycling devices are provided. In one embodiment, a thermal cycling device includes a packed tube comprising an inlet portion defining an inlet and an outlet portion defining an outlet. The packed tube is provided in a double coil arrangement, wherein the double coil arrangement causes radially neighboring turns of the packed tube to have opposing flow directions therethrough. The thermal cycling device further includes a cooling device disposed axially adjacent to the packed tube, and a heating device disposed axially adjacent to the packed tube opposite the cooling device.
    Type: Application
    Filed: August 23, 2013
    Publication date: February 26, 2015
    Applicant: Savannah River Nuclear Solutions, LLC
    Inventors: Leung K. Heung, Henry T. Sessions, JR., Xin Xiao, Sharon H. Redd, David M. Immel
  • Method and apparatus for mapping and de-mapping in an optical transport network
    Patent number: 8948205
    Abstract: The embodiments of the present invention disclose method and apparatus for mapping and de-mapping in an optical transport network, where the mapping method includes: constructing an Optical Channel Data Tributary Unit (ODTU) according to an amount M of time slots of a High Order Optical Channel Payload Unit (HO OPU) to be occupied by a Low Order Optical Channel Data Unit (LO ODU); mapping the LO ODU to a payload area of the ODTU in a M-byte granularity; encapsulating overhead information to the overhead area of the ODTU; and multiplexing the ODTU, which has been mapped the LO ODU and encapsulated with the overhead information, to the HO OPU, so as to provide a high-efficient and universal mode for mapping the LO ODU to the HO OPU.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: February 3, 2015
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Maarten Vissers, Qiuyou Wu, Xin Xiao, Wei Su
  • Apparatus for hybrid-transmitting and bridging of a circuit service and a packet service
    Patent number: 8908680
    Abstract: An apparatus and a system for hybrid-transmitting and bridging of a circuit service and a packet service are provided. The apparatus includes a TDM framing unit, a TDM three-direction cross unit, and a mapping and encapsulating unit. The TDM framing unit implements conversion between a line layer TDM signal outside the apparatus and channel layer TDM signals inside the apparatus, and transmits the channel layer TDM signals to the TDM three-direction cross unit. The TDM three-direction cross unit implements cross scheduling on the channel layer TDM signals from a TDM cross apparatus, the mapping and encapsulating unit, and the TDM framing unit. The mapping and encapsulating unit implements conversion between a channel layer TDM signal from the TDM three-direction cross unit and packet service signals from the packet processing unit.
    Type: Grant
    Filed: May 4, 2012
    Date of Patent: December 9, 2014
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Zufa Yang, Hongjun Gao, Zhiyong Huang, Xin Xiao, Bo Yin, Xiaojun Shen
  • TIM-3 LIGANDS AND METHODS THEREOF
    Publication number: 20140348842
    Abstract: The invention relates to isolated polypeptides and nucleic acids encoding polypeptides which comprise a tim-3 IgV domain and a tim-3 intracellular domain, wherein the polypeptides do not comprise a tim-3 mucin domain or a tim-3 transmembrane domain. In addition, the invention relates to methods of modulating immune responses in a subject, comprising administering to the subject a therapeutically effective amount of an agent that modulates tim-3 activity. Immune responses include, but are not limited to, immune tolerance, transplantation tolerance, Th1 responses and Th2 responses.
    Type: Application
    Filed: April 29, 2014
    Publication date: November 27, 2014
    Applicants: The Brigham and Women's Hospital, Inc., Beth Israel Deaconess Medical Center, Inc.
    Inventors: Vijay K. Kuchroo, Terry Strom, Eugene K. Cha, Sumone Chakravarti, Catherine Sabatos, Chen Zhu, Xin Xiao Zheng, Alberto Sanchez-Fueyo