Patents by Inventor Xiao Kun Yang

Xiao Kun Yang 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).

  • Patent number: 10093040
    Abstract: The present invention relates to a process for production of artificial leather comprising top coat, polyurethane layer and optional substrate layer, said process comprising i) providing a release layer, ii) applying one or more than one layer of a top coat to the release layer to an overall top coat layer thickness in the range from 1 to 500 ?m, iii) applying first polyurethane system components comprising an isocyanate component (A) and a polyol component (B) to the top coat to form a first polyurethane layer, wherein the isocyanate index of the first polyurethane system components is in the range from 101 to 140, iv) optionally applying further polyurethane system components to the first polyurethane layer to form further polyurethane layers, v) optionally applying a substrate layer to the polyurethane system components, vi) curing the polyurethane system components to form a polyurethane layer, and vii) separating the release layer from the top coat, wherein the overall thickness of the first and optional
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: October 9, 2018
    Assignee: BASF SE
    Inventors: Franz Xaver Redl, Andreas Emge, YueXia Feng, Cheun-Gwo Chen, Xiao-Kun Yang, Oliver Reese
  • Patent number: 8897243
    Abstract: Method and Apparatus for scheduling transmissions of a plurality of user equipments in a radio communications system including the steps of: transmitting by at least two user equipments of said plurality, of channel information to an access node, said access node serving said at least two user equipments, wherein said channel information includes of a channel matrix; said access node upon reception of said channel information, determining a correlation between said at least two user equipments; said access node comparing said determined correlation to a threshold, and said access node scheduling radio resources for said at least two user equipments based on said comparison.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: November 25, 2014
    Assignee: Nokia Siemens Networks Oy
    Inventors: Lei Li, Xing Lin Wang, Xiao Kun Yang
  • Publication number: 20140215850
    Abstract: The present invention relates to a process for production of artificial leather comprising top coat, polyurethane layer and optional substrate layer, said process comprising i) providing a release layer, ii) applying one or more than one layer of a top coat to the release layer to an overall top coat layer thickness in the range from 1 to 500 ?m, iii) applying first polyurethane system components comprising an isocyanate component (A) and a polyol component (B) to the top coat to form a first polyurethane layer, wherein the isocyanate index of the first polyurethane system components is in the range from 101 to 140, iv) optionally applying further polyurethane system components to the first polyurethane layer to form further polyurethane layers, v) optionally applying a substrate layer to the polyurethane system components, vi) curing the polyurethane system components to form a polyurethane layer, and vii) separating the release layer from the top coat, wherein the overall thickness of the first and optional
    Type: Application
    Filed: September 10, 2012
    Publication date: August 7, 2014
    Applicant: BASF SE
    Inventors: Franz Xaver Redl, Andreas Emge, YueXia Feng, Cheun-Gwo Chen, Xiao-Kun Yang, Oliver Reese
  • Publication number: 20130070695
    Abstract: Method and Apparatus for scheduling transmissions of a plurality of user equipments in a radio communications system including the steps of: transmitting by at least two user equipments of said plurality, of channel information to an access node, said access node serving said at least two user equipments, wherein said channel information includes of a channel matrix; said access node upon reception of said channel information, determining a correlation between said at least two user equipments; said access node comparing said determined correlation to a threshold, and said access node scheduling radio resources for said at least two user equipments based on said comparison.
    Type: Application
    Filed: February 5, 2010
    Publication date: March 21, 2013
    Inventors: Lei Li, Xing Lin Wang, Xiao Kun Yang