Patents by Inventor Qian Cai

Qian Cai 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: 20230344545
    Abstract: A wavelength division multiplexing structure comprises a first wavelength division multiplexer and a second wavelength division multiplexer, each comprises N filtering units, a branch side interface connected to each filtering units, and a line side interface, N being a positive integer; each filtering unit corresponds to one central wavelength; the line side interface of the first wavelength division multiplexer and that of the second wavelength division multiplexer are connected by an optical fiber, the N filtering units are divided into multiple filtering unit groups, and the multiple filtering unit groups are cascaded in series or cascaded in a series-parallel combination; filter units in each filtering unit group are cascaded in series; and a cascade mode and/or cascade position corresponding to each filter unit in the first wavelength division multiplexer and the second wavelength division multiplexer is at least related to the center wavelengths corresponding to the filter unit.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 26, 2023
    Applicants: CHINA MOBILE COMMUNICATION CO., LTD RESEARCH INSTITUTE, CHINA MOBILE COMMUNICATIONS GROUP CO., LTD.
    Inventors: Dong WANG, Dechao ZHANG, Yunbo LI, Jiang SUN, Qian CAI, Yang ZHAO, Han LI
  • Patent number: 11784742
    Abstract: Provided are an optical module, a management and control information processing method, and a communication system. The optical module includes: a clock recovery unit, an optical transmitting unit, an optical receiving unit, and a micro-control unit. The optical module also includes: a logic processing unit, which is configured to add first management and control information to first service information, the first service information being service information sent by the optical module to an optical module on the other side, and obtain second management and control information from second service information, the second service information being service information sent by the optical module on the other side to the optical module.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: October 10, 2023
    Assignees: CHINA MOBILE COMMUNICATION CO., LTD RESEARCH INSTITUTE, CHINA MOBILE COMMUNICATIONS GROUP CO., LTD.
    Inventors: Han Li, Dong Wang, Dechao Zhang, Yunbo Li, Liuyan Han, Qian Cai
  • Publication number: 20230171018
    Abstract: The present disclosure provides an information transmission method, an information transmission device, a communication device and a readable storage medium. The information transmission method includes: obtaining OAM information from an optical network; encapsulating the obtained OAM information to form an OAM frame, the OAM frame including N data frames each having a frame length of L, N varying along with a volume of the OAM information, L being a constant value regardless of the volume of the OAM information; and transmitting the OAM frame. The OAM information is transmitted in a length-constant frame, so it is able to facilitate encoding and decoding of a message, simplifying the processing and reduce the time consumption, and facilitate the extension in accordance with a message content and ensure the extendibility, thereby to solve such problems as complicated processing, being time-consuming, and poor extendibility in the conventional OAM information transmission scheme.
    Type: Application
    Filed: April 20, 2021
    Publication date: June 1, 2023
    Inventors: Dechao ZHANG, Qian CAI, Dong WANG, Yunbo LI, Han LI
  • Publication number: 20230069239
    Abstract: Embodiments of the present disclosure provide an optical signal transmission method, apparatus, and device. The method at a first device side comprises: n first colored optical modules respectively transmit optical signals with the frequency being f and the wavelengths respectively being ?1-?n, wherein ?1-?n are different from each other; and in-band optical layer operation, administration, and maintenance (0AM) information with the modulation frequency being k1-kn is separately superimposed on the optical signals with the wavelengths respectively being ?1-?n.
    Type: Application
    Filed: January 21, 2021
    Publication date: March 2, 2023
    Inventors: Dong WANG, Yunbo LI, Qian CAI, Jiang SUN, Dechao ZHANG, Han LI
  • Publication number: 20220224434
    Abstract: Provided are an optical module, a management and control information processing method, and a communication system. The optical module includes: a clock recovery unit, an optical transmitting unit, an optical receiving unit, and a micro-control unit. The optical module also includes: a logic processing unit, which is configured to add first management and control information to first service information, the first service information being service information sent by the optical module to an optical module on the other side, and obtain second management and control information from second service information, the second service information being service information sent by the optical module on the other side to the optical module.
    Type: Application
    Filed: June 5, 2020
    Publication date: July 14, 2022
    Inventors: Han LI, Dong WANG, Dechao ZHANG, Yunbo LI, Liuyan HAN, Qian CAI
  • Publication number: 20220196648
    Abstract: A polypeptide magnetic nanoparticle, comprising: a specific targeting polypeptide and a magnetic nanoparticle. The amino acid sequence of the specific targeting polypeptide is VRRDAPRFSMQGLDA-X, and the C-terminal X thereof is a sequence of 5 to 20 amino acids. The amino acid in the amino acid sequence of C-terminal X is selected from one or more of: C, G, and N. The polypeptide magnetic nanoparticle can be used for CTC detection and molecular typing of various cancer types, including esophageal cancer, liver cancer, lung cancer, stomach cancer, bladder cancer, skin cancer, melanoma, breast cancer, colorectal cancer, cervical cancer, etc. Biomarkers of CTC molecular typing include PD-L1, HER2, ER, PR, AR, EGFR, VEGFR, CXCR4, etc. The polypeptide magnetic nanoparticle is helpful for CTC detection and the qualitative and semiquantitative analysis of expression levels of biomarkers at CTC level, thereby performing precise therapy such as targeted individualized targeted therapy or immunotherapy on patients.
    Type: Application
    Filed: May 19, 2020
    Publication date: June 23, 2022
    Inventors: Tao Jiang, Nannan Li, Jian Xue, Xuejiao Bai, Qian Yu, Da Li, Zhen Cai, Qian Cai, An Xu, Haiyan Qiu, Yu Han, Ran Wang
  • Patent number: 11218548
    Abstract: The present subject matter discloses a system and a method for facilitating data exchange amongst communication devices connected via one or more communication networks. In accordance with the system and method, data may be received from one or more IoT devices of a plurality of IoT devices. The data may be associated with a first user. The data may be converted into normalized data, wherein the normalized data may comprise data of various formats. Based upon the normalized data, useful information may be extracted. The useful information may be matched with a first set of rules defined by a second user to obtain matched data. One or more products may be generated based on the matched data and a second set of rules defined by the first user. The one or more data products may be sent to the second user via a network.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: January 4, 2022
    Assignee: Voko Solutions Limited
    Inventor: Qian Cai
  • Publication number: 20200404057
    Abstract: The present subject matter discloses a system and a method for facilitating data exchange amongst communication devices connected via one or more communication networks. In accordance with the system and method, data may be received from one or more IoT devices of a plurality of IoT devices. The data may be associated with a first user. The data may be converted into normalized data, wherein the normalized data may comprise data of various formats. Based upon the normalized data, useful information may be extracted. The useful information may be matched with a first set of rules defined by a second user to obtain matched data. One or more products may be generated based on the matched data and a second set of rules defined by the first user. The one or more data products may be sent to the second user via a network.
    Type: Application
    Filed: September 4, 2020
    Publication date: December 24, 2020
    Inventor: Qian Cai
  • Patent number: 10798173
    Abstract: The present subject matter discloses a system and a method for facilitating data exchange amongst communication devices connected via one or more communication networks. In accordance with the system and method, data may be received from one or more IoT devices of a plurality of IoT devices. The data may be associated with a first user. The data may be converted into normalized data, wherein the normalized data may comprise data of various formats. Based upon the normalized data, useful information may be extracted. The useful information may be matched with a first set of rules defined by a second user to obtain matched data. One or more products may be generated based on the matched data and a second set of rules defined by the first user. The one or more data products may be sent to the second user via a network.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: October 6, 2020
    Assignee: Voko Solutions Limited
    Inventor: Qian Cai
  • Publication number: 20190058764
    Abstract: The present subject matter discloses a system and a method for facilitating data exchange amongst communication devices connected via one or more communication networks. In accordance with the system and method, data may be received from one or more IoT devices of a plurality of IoT devices. The data may be associated with a first user. The data may be converted into normalized data, wherein the normalized data may comprise data of various formats. Based upon the normalized data, useful information may be extracted. The useful information may be matched with a first set of rules defined by a second user to obtain matched data. One or more products may be generated based on the matched data and a second set of rules defined by the first user. The one or more data products may be sent to the second user via a network.
    Type: Application
    Filed: August 18, 2017
    Publication date: February 21, 2019
    Inventor: Qian Cai
  • Patent number: 9492590
    Abstract: A biocompatible material comprising a resorbable polymer matrix and at least one additive, wherein the resorbable polymer matrix comprises: (i) at least one non-random copolymer of poly (alkylene oxide) s, and (ii) at least one poly (alkylene glycol) polymer and/or at least one methoxypoly (alkylene glycol) polymer, and wherein the at least one additive is selected from solid particles, porous particles, hollow particles, polymers, inert fillers, bioactive compounds, color pigments and combinations of two or more thereof.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: November 15, 2016
    Assignee: ApaTech Limited
    Inventors: Qian Cai, Mervyn Little, Thomas Buckland
  • Patent number: 8762122
    Abstract: In one embodiment of the invention, a method of simulating a circuit is disclosed including simulating an analog component of the circuit over a first simulation time period with a first envelope simulation; adaptively switching from simulating the analog component with the first envelope simulation to simulating the analog component with a transient simulation over a second simulation time period; and adaptively switching from simulating the analog component with the transient simulation to simulating the analog component with a second envelope simulation over a third simulation time period. The adaptive switching from the first envelope simulation to the transient simulation may be in response to the envelope simulation accuracy falling below a predetermined level of accuracy in comparison with a transient simulation or in response to the second simulation time period including expected digital transitions where one or more digital events may occur to change the analog input signals to the analog component.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: June 24, 2014
    Assignee: Cadence Design Systems, Inc.
    Inventors: Qian Cai, Dan Feng
  • Patent number: 8664212
    Abstract: The invention relates to diazo bicyclic mimetics of Smac which function as inhibitors of Inhibitor of Apoptosis Proteins. The invention also relates to the use of these mimetics for inducing apoptotic cell death and for sensitizing cells to inducers of apoptosis.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: March 4, 2014
    Assignee: The Regents of the University of Michigan
    Inventors: Shaomeng Wang, Yuefeng Peng, Haiying Sun, Qian Cai, Zaneta Nikolovska-Coleska, Jianfeng Lu, Su Qiu
  • Publication number: 20130145963
    Abstract: A biocompatible material comprising a resorbable polymer matrix and at least one additive, wherein the resorbable polymer matrix comprises: (i) at least one non-random copolymer of poly (alkylene oxide) s, and (ii) at least one poly (alkylene glycol) polymer and/or at least one methoxypoly (alkylene glycol) polymer, and wherein the at least one additive is selected from solid particles, porous particles, hollow particles, polymers, inert fillers, bioactive compounds, colour pigments and combinations of two or more thereof.
    Type: Application
    Filed: April 18, 2011
    Publication date: June 13, 2013
    Applicant: ApaTech Limited
    Inventors: Qian Cai, Mervyn Little, Thomas Buckland
  • Publication number: 20120309961
    Abstract: The invention relates to diazo bicyclic mimetics of Smac which function as inhibitors of Inhibitor of Apoptosis Proteins. The invention also relates to the use of these mimetics for inducing apoptotic cell death and for sensitizing cells to inducers of apoptosis.
    Type: Application
    Filed: July 25, 2012
    Publication date: December 6, 2012
    Applicant: THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Shaomeng Wang, Yuefeng Peng, Haiying Sun, Qian Cai, Zaneta Nikolovska-Coleska, Jianfeng Lu, Su Qiu
  • Patent number: 8326591
    Abstract: In one embodiment of the invention, a method of simulating a circuit is disclosed including partitioning a circuit into a plurality of blocks, each of the plurality of blocks being radio-frequency blocks or non-radio frequency blocks; performing a first simulation of a first simulation type with the radio-frequency blocks to generate output waveforms of the radio-frequency blocks; performing a second simulation of a second simulation type with the non-radio-frequency blocks to generate output waveforms of the non-radio-frequency blocks where the second simulation type differs from the first simulation type; and synchronizing the first simulation and the second simulation together at one or more time steps to generate output waveforms for the circuit.
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: December 4, 2012
    Assignee: Cadence Design Systems, Inc.
    Inventors: Qian Cai, Dan Feng, Bruce W. McGaughy, Jun Kong, Rendong Lin
  • Patent number: 8278293
    Abstract: The invention relates to diazo bicyclic mimetics of Smac which function as inhibitors of Inhibitor of Apoptosis Proteins. The invention also relates to the use of these mimetics for inducing apoptotic cell death and for sensitizing cells to inducers of apoptosis.
    Type: Grant
    Filed: April 14, 2008
    Date of Patent: October 2, 2012
    Assignee: The Regents of the University of Michigan
    Inventors: Shaomeng Wang, Yuefeng Peng, Haiying Sun, Qian Cai, Zaneta Nikolovska-Coleska, Jianfeng Lu, Su Qiu
  • Patent number: 8202902
    Abstract: The invention relates to bivalent mimetics of Smac which function as inhibitors of Inhibitor of Apoptosis Proteins. The invention also relates to the use of these mimetics for inducing apoptotic cell death and for sensitizing cells to inducers of apoptosis.
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: June 19, 2012
    Assignee: The Regents of the University of Michigan
    Inventors: Shaomeng Wang, Haiying Sun, Dongguang Qin, Zaneta Nikolovska-Coleska, Jianfeng Lu, Su Qiu, Yuefeng Peng, Qian Cai
  • Patent number: D1016035
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: February 27, 2024
    Assignee: SHENZHEN SHOKZ CO., LTD.
    Inventors: Lei Zhong, Zhi Cai, Sunjie Huang, Zeteng Yan, Qian Chen, Piyou Cheng, Yueqiang Wang
  • Patent number: D1016778
    Type: Grant
    Filed: April 21, 2022
    Date of Patent: March 5, 2024
    Assignee: SHENZHEN SHOKZ CO., LTD.
    Inventors: Zhi Cai, Lei Zhong, Sunjie Huang, Zeteng Yan, Qian Chen, Piyou Cheng, Yueqiang Wang