Patents by Inventor Laurence S. WILLIAMS

Laurence S. WILLIAMS 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).

  • Offshore application of non-uniform optimal sampling survey design
    Patent number: 12259511
    Abstract: Method for acquiring seismic data is described. The method includes obtaining undersampled seismic data acquired from a non-uniform sampling grid. Attenuating multiples from the undersampled seismic data.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: March 25, 2025
    Assignee: Shearwater GeoServices Software Inc.
    Inventors: Zhengxue Li, Yunqing Shen, Jianxing Hu, Yong Ma, Feng Chen, Yu Zhang, Chengbo Li, Charles C. Mosher, Frank D. Janiszewski, Laurence S. Williams, Jeffrey Malloy, Bradley Bankhead, Jon Anderson
  • Non-uniform optimal survey design principles
    Patent number: 11835672
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: December 5, 2023
    Assignee: Shearwater GeoServices Software Inc.
    Inventors: Chengbo Li, Charles C. Mosher, Frank D. Janiszewski, Laurence S. Williams
  • NON-UNIFORM OPTIMAL SURVEY DESIGN PRINCIPLES
    Publication number: 20220326405
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Application
    Filed: June 22, 2022
    Publication date: October 13, 2022
    Inventors: Chengbo LI, Charles C. Mosher, Frank D. Janiszewski, Laurence S. Williams
  • Non-uniform optimal survey design principles
    Patent number: 11409014
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: August 9, 2022
    Assignee: SHEARWATER GEOSERVICES SOFTWARE INC.
    Inventors: Chengbo Li, Charles C. Mosher, Frank D. Janiszewski, Laurence S. Williams
  • NON-UNIFORM OPTIMAL SURVEY DESIGN PRINCIPLES
    Publication number: 20210033741
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Application
    Filed: October 19, 2020
    Publication date: February 4, 2021
    Inventors: Chengbo LI, Charles C. MOSHER, Frank D. JANISZEWSKI, Laurence S. WILLIAMS
  • Non-uniform optimal survey design principles
    Patent number: 10809402
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: October 20, 2020
    Assignee: ConocoPhillips Company
    Inventors: Chengbo Li, Charles C. Mosher, Frank D. Janiszewski, Laurence S. Williams
  • OFFSHORE APPLICATION OF NON-UNIFORM OPTIMAL SAMPLING SURVEY DESIGN
    Publication number: 20190293813
    Abstract: Method for acquiring seismic data is described. The method includes obtaining undersampled seismic data acquired from a non-uniform sampling grid. Attenuating multiples from the undersampled seismic data.
    Type: Application
    Filed: November 20, 2018
    Publication date: September 26, 2019
    Inventors: Zhengxue LI, Yunqing SHEN, Jianxing HU, Yong MA, Feng CHEN, Yu ZHANG, Chengbo LI, Charles C. MOSHER, Frank D. JANISZEWSKI, Laurence S. WILLIAMS, Jeffrey MALLOY, Bradley BANKHEAD, Jon ANDERSON
  • NON-UNIFORM OPTIMAL SURVEY DESIGN PRINCIPLES
    Publication number: 20180335536
    Abstract: Method for acquiring seismic data is described. The method includes determining a non-uniform optimal sampling design that includes a compressive sensing sampling grid. Placing a plurality of source lines or receiver lines at a non-uniform optimal line interval. Placing a plurality of receivers or nodes at a non-uniform optimal receiver interval. Towing a plurality of streamers attached to a vessel, wherein the plurality of streamers is spaced apart at non-uniform optimal intervals based on the compressive sensing sampling grid. Firing a plurality of shots from one or more seismic sources at non-uniform optimal shot intervals. Acquiring seismic data via the plurality of receivers or nodes.
    Type: Application
    Filed: July 5, 2017
    Publication date: November 22, 2018
    Inventors: Chengbo LI, Charles C. MOSHER, Frank D. JANISZEWSKI, Laurence S. WILLIAMS