Patents by Inventor Jianxun Sun

Jianxun Sun 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: 20210016272
    Abstract: A test strip for detecting a serotype O foot-and-mouth disease, the test strip including: a bottom board; a detection layer being disposed on the bottom board and including a detection line and a control line; an absorbent layer being disposed at one end of the detection layer close to the control line; a gold colloidal conjugate pad being disposed at the other side of the detection layer close to the detection line; and a sample pad is disposed on a top of the gold colloidal conjugate pad. The gold colloidal conjugate pad is coated with colloidal gold particles that are conjugated with a Staphylococcus protein A (SPA) marker. The detection line is coated or impregnated with serotype O FMDV-like particles, and the control line is coated or impregnated with rabbit IgG.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 21, 2021
    Inventors: Shiqi SUN, Huichen GUO, Yun ZHANG, Yanyan CHANG, Yanquan WEI, Jiaxi RU, Xiaoying ZHI, Ping DU, Xiangtao LIU, Hong YIN, Jianxun LUO
  • Patent number: 10829741
    Abstract: A method for preparing serotype O foot-and-mouth disease virus-like particles, the method including: construction of small ubiquitin-like modifier fusion expression vector, construction of recombinant expression vectors, construction of recombinant co-expression vector, expression and purification of proteins, and in-vitro assembly of serotype O foot-and-mouth disease virus-like particles. The disclosure also provides a test strip for detecting serotype O foot-and-mouth disease including a bottom board, and a detection layer disposed on the top of the bottom board. A detection line and a control line are disposed on the detection layer. An absorbent layer is disposed at one end of the detection layer close to the control line, and an immuno-gold pad is disposed at the other side of the detection layer close to the detection line. A sample pad is disposed on the top of the immuno-gold pad.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: November 10, 2020
    Assignee: LANZHOU VETERINARY RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCES
    Inventors: Shiqi Sun, Huichen Guo, Yun Zhang, Yanyan Chang, Yanquan Wei, Jiaxi Ru, Xiaoying Zhi, Ping Du, Xiangtao Liu, Hong Yin, Jianxun Luo
  • Patent number: 10810260
    Abstract: A method and system for generating an article of a product. The method includes: receiving a request from a user; when the request include an identification of the product, retrieving traits of the product from a trait database, when the request include keywords, retrieving the traits of the product by comparing the similarity between the keywords and the traits or the synonym of the traits; generating candidate sentences corresponding to the traits; selecting sentences from the candidate sentences, and revising and rearranging the sentences to generate the article.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: October 20, 2020
    Assignees: Beijing Jingdong Shangke Information Technology Co., Ltd., JD.com American Technologies Corporation
    Inventors: Li Chen, Jianxun Sun, Jixing Wang, Huiman Hou, Yingqiu Tian, Hui Zhou
  • Publication number: 20200134058
    Abstract: A method and system for constructing an evolving ontology database. The method includes: receiving a plurality of data entries; calculating semantic similarity scores between any two of the data entries; clustering the data entries into a multiple current themes based on the semantic similarity scores; selecting, new concepts from the current themes by comparing the current themes with a plurality of previous themes prepared using previous data entries; and updating the evolving ontology database using the new concepts. The semantic score between any two of the data entries are calculated by: semantic similarity score=?i=0nsie?j=0kwj×f j, where si is weight of features sources, fj is a feature similarity between the two of the data entries, wj is a weight of fj, and j, k and n are positive integers.
    Type: Application
    Filed: October 29, 2018
    Publication date: April 30, 2020
    Inventors: Shizhu Liu, Kailin Huang, Li Chen, Jianxun Sun, Ning Xu, Chengchong Zhang, Hui Zhou
  • Publication number: 20200074013
    Abstract: A method and system for generating an article of a product. The method includes: receiving a request from a user; when the request include an identification of the product, retrieving traits of the product from a trait database, when the request include keywords, retrieving the traits of the product by comparing the similarity between the keywords and the traits or the synonym of the traits; generating candidate sentences corresponding to the traits; selecting sentences from the candidate sentences, and revising and rearranging the sentences to generate the article.
    Type: Application
    Filed: August 28, 2018
    Publication date: March 5, 2020
    Inventors: Li Chen, Jianxun Sun, Jixing Wang, Huiman Hou, Yingqiu Tian, Hui Zhou
  • Patent number: 10532077
    Abstract: A virus-like particle of Senecavirus A, the particle including a structural protein VP0, a structural protein VP1 and a structural protein VP3. The structural protein VP0 is encoded by a gene sequence represented by SEQ ID NO: 1. The structural protein VP1 is encoded by a gene sequence represented by SEQ ID NO: 2. The structural protein VP3 is encoded by a gene sequence represented by SEQ ID NO: 3.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: January 14, 2020
    Assignee: LANZHOU VETERINARY RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCES
    Inventors: Huichen Guo, Shiqi Sun, Shichong Han, Hu Dong, Xiaoran Guo, Hong Yin, Jianxun Luo
  • Publication number: 20190367885
    Abstract: A method for preparing serotype O foot-and-mouth disease virus-like particles, the method including: construction of small ubiquitin-like modifier fusion expression vector, construction of recombinant expression vectors, construction of recombinant co-expression vector, expression and purification of proteins, and in-vitro assembly of serotype O foot-and-mouth disease virus-like particles. The disclosure also provides a test strip for detecting serotype O foot-and-mouth disease including a bottom board, and a detection layer disposed on the top of the bottom board. A detection line and a control line are disposed on the detection layer. An absorbent layer is disposed at one end of the detection layer close to the control line, and an immuno-gold pad is disposed at the other side of the detection layer close to the detection line. A sample pad is disposed on the top of the immuno-gold pad.
    Type: Application
    Filed: May 31, 2018
    Publication date: December 5, 2019
    Inventors: Shiqi SUN, Huichen GUO, Yun ZHANG, Yanyan CHANG, Yanquan WEI, Jiaxi RU, Xiaoying ZHI, Ping DU, Xiangtao LIU, Hong YIN, Jianxun LUO
  • Patent number: 10490745
    Abstract: Methods of forming planar RRAM and vertical RRAM with tip electrodes and the resulting devices are provided. Embodiments include forming a first metal oxide layer on a first dielectric layer; forming and patterning a mask layer over the first metal oxide layer; etching the first metal oxide through the mask layer to form openings for a first and second metal electrodes; removing the mask layer; forming the first and second metal electrodes in the openings; and forming a second metal oxide layer over the first and second metal electrodes, wherein the first and second metal electrodes are v-shaped in top view with tips of the first and second metal electrodes facing each other and a portion of the second metal oxide layer being formed between the tips of the first and second electrodes.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: November 26, 2019
    Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.
    Inventors: Jianxun Sun, Juan Boon Tan, Kwang Sing Yew, Wanbing Yi, Curtis Chun-I Hsieh, Tupei Chen
  • Publication number: 20190350990
    Abstract: A virus-like particle of Senecavirus A, the particle including a structural protein VP0, a structural protein VP1 and a structural protein VP3. The structural protein VP0 is encoded by a gene sequence represented by SEQ ID NO: 1. The structural protein VP1 is encoded by a gene sequence represented by SEQ ID NO: 2. The structural protein VP3 is encoded by a gene sequence represented by SEQ ID NO: 3.
    Type: Application
    Filed: May 15, 2019
    Publication date: November 21, 2019
    Inventors: Huichen GUO, Shiqi SUN, Shichong HAN, Hu DONG, Xiaoran GUO, Hong YIN, Jianxun LUO
  • Publication number: 20190288201
    Abstract: Methods of forming planar RRAM and vertical RRAM with tip electrodes and the resulting devices are provided. Embodiments include forming a first metal oxide layer on a first dielectric layer; forming and patterning a mask layer over the first metal oxide layer; etching the first metal oxide through the mask layer to form openings for a first and second metal electrodes; removing the mask layer; forming the first and second metal electrodes in the openings; and forming a second metal oxide layer over the first and second metal electrodes, wherein the first and second metal electrodes are v-shaped in top view with tips of the first and second metal electrodes facing each other and a portion of the second metal oxide layer being formed between the tips of the first and second electrodes.
    Type: Application
    Filed: March 14, 2018
    Publication date: September 19, 2019
    Inventors: Jianxun SUN, Juan Boon TAN, Kwang Sing YEW, Wanbing YI, Curtis Chun-I HSIEH, Tupei CHEN
  • Patent number: 8418015
    Abstract: The present invention discloses a method, an apparatus and a system for low-density parity-check (LDPC) coding and decoding. The coding method includes the following steps: constructing each layer of a check matrix of a layered LDPC code used as an error correcting code; when data is initially sent by a data transmitting terminal, performing first-layer-coding of the data to be sent by using the first layer of a check matrix of the LDPC code, sending the first-layer-coded data; when data for (n?1)th retransmission is sent by the data transmitting terminal, performing nth-layer-coding of the data by using the nth layer of a check matrix of the LDPC code, sending the nth-layer-coded data, wherein n is an integer no less than 2. It is possible to reduce the system overhead, decrease the decoding delay, and improve the decoding performance by using the technical solution of the present invention which is also adapted to high-speed data services.
    Type: Grant
    Filed: June 6, 2008
    Date of Patent: April 9, 2013
    Assignee: China Academy of Telecommunications Technology
    Inventors: Yanbo Cao, Hongqiang Li, Lu An, Yuanxin Qiao, Jianxun Sun, Yuxin Dong
  • Patent number: 8116794
    Abstract: Finding a channel impulse response estimation window in a current cell for at least one mobile terminal in a neighboring cell is disclosed. This can serve to mitigate interference caused by mobile terminals in neighboring cells in and among communications ongoing in a current cell. In one example, a method for A method for determining such a channel impulse response estimation window includes presetting, in the neighboring cell, at least two channel impulse response peak locations of respective mobile terminals in first and second predetermined periods with a predetermined peak location change pattern, and then upon receiving communication from a mobile terminal of the neighboring cell, analyzing channel impulse responses to identify the peak location change pattern with regard to first and second peak locations.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: February 14, 2012
    Assignee: Shanghai Ultimate Power Communications Technology Co., Ltd.
    Inventors: Feng Li, Jianxun Sun, Yingmin Wang, Guiliang Yang, Tiezhu Xu
  • Patent number: 7917165
    Abstract: The present invention discloses a power control method for a base station, including: adjusting, by the base station, a transmit power of a code-channel occupied by a terminal according to a power control command from the terminal; determining a permitted minimum code-channel power according to an adjusted transmit power of the code-channel occupied by the terminal; correcting the transmit power of the code-channel occupied by the terminal according to the minimum code-channel power; and transmitting signals to the terminal according to a corrected transmit power of the code-channel occupied by each terminal. By the present invention, the signal power difference between different users is controlled, the stability of the wireless link is improved, and the quality of system communication is guaranteed.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: March 29, 2011
    Assignee: Shanghai Ultimate Power Communications Technology Co., Ltd.
    Inventors: Jianxun Sun, Tiezhu Xu
  • Patent number: 7894380
    Abstract: A power control method for a terminal, including: obtaining, by the terminal, a quality parameter of a received signal, a receiving power of a code channel occupied by the terminal and a power of code channels in a cell having the same carrier frequency and the same time slot as those of the code channel occupied by the terminal respectively, according to a received signal quality; determining the minimum receiving power which is permitted by the code channel occupied by the terminal according to the power of the code channels in the cell having the same carrier frequency and the same time slot as those of the code channel occupied by the terminal; and generating a power control command according to a determined minimum receiving power, the receiving power of the code channel occupied by the terminal and the quality parameter of the received signal.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: February 22, 2011
    Assignee: Shanghai Ultimate Power Communications Technology Co., Ltd.
    Inventors: Jianxun Sun, Yong Fan, Tiezhu Xu, Gang Niu
  • Publication number: 20100211841
    Abstract: The present invention discloses a method, an apparatus and a system for low-density parity-check (LDPC) coding and decoding. The coding method includes the following steps: constructing each layer of a check matrix of a layered LDPC code used as an error correcting code; when data is initially sent by a data transmitting terminal, performing first-layer-coding of the data to be sent by using the first layer of a check matrix of the LDPC code, sending the first-layer-coded data; when data for (n?1)th retransmission is sent by the data transmitting terminal, performing nth-layer-coding of the data by using the nth layer of a check matrix of the LDPC code, sending the nth-layer-coded data, wherein n is an integer no less than 2. It is possible to reduce the system overhead, decrease the decoding delay, and improve the decoding performance by using the technical solution of the present invention which is also adapted to high-speed data services.
    Type: Application
    Filed: June 6, 2008
    Publication date: August 19, 2010
    Applicant: DA TANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Yanbo Cao, Hongqiang Li, Lu An, Yuanxin Qiao, Jianxun Sun, Yuxin Dong
  • Publication number: 20080212548
    Abstract: A terminal power control method includes following steps according to the quality of received signal, the terminal obtains quality parameter of received signal, received power of terminal occupying channel, and all the channel power in present cell which have the same carrier frequency and time slot with terminal occupying channel respectively; according to all the channel power in present cell which have the same carrier frequency and time slot with terminal occupying channel, determines the allowable received power minimum of terminal occupying channel; according to the allowable received power minimum of terminal occupying channel, received power of said terminal occupying channel and said received signal quality parameters, generates power control command. Present invention could control powers of signals in different channels, increase the demodulation performance of terminal and the stability of wireless link, and assure the quality of system communication.
    Type: Application
    Filed: May 15, 2006
    Publication date: September 4, 2008
    Applicant: Shanghai Ulitmate Power Communications Technology Co., Ltd.
    Inventors: Jianxun Sun, Yong Fan, Tiezhu Xu, Gang Niu
  • Publication number: 20080194281
    Abstract: A downlink power control method for base station, includes following steps: according to the received power control command, base station obtains the transmission power of each terminal occupying code channel; according to the transmission power of each terminal occupying code channel, determines the allowable minimum code channel power of each terminal; according to the determined minimum code channel power of each terminal, amends the transmission power of each terminal occupying code channel; according to the amended transmission power of each terminal occupying code channel, sends signals to the corresponding terminal respectively. Present invention could control the difference of signal power between different users, increase the stability of wireless link, and assure the quality of system communication.
    Type: Application
    Filed: May 15, 2006
    Publication date: August 14, 2008
    Inventors: Jianxun Sun, Tiezhu Xu
  • Publication number: 20080167030
    Abstract: Finding a channel impulse response estimation window in a current cell for at least one mobile terminal in a neighboring cell is disclosed. This can serve to mitigate interference caused by mobile terminals in neighboring cells in and among communications ongoing in a current cell. In one example, a method for A method for determining such a channel impulse response estimation window includes presetting, in the neighboring cell, at least two channel impulse response peak locations of respective mobile terminals in first and second predetermined periods with a predetermined peak location change pattern, and then upon receiving communication from a mobile terminal of the neighboring cell, analyzing channel impulse responses to identify the peak location change pattern with regard to first and second peak locations.
    Type: Application
    Filed: January 4, 2008
    Publication date: July 10, 2008
    Inventors: Feng Li, Jianxun Sun, Yingmin Wang, Guiliang Yang, Tiezhu Xu