Patents by Inventor Shruti Dhingra

Shruti Dhingra 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).

  • Apparatus and method for a dual mode standard and layered belief propagation LDPC decoder
    Patent number: 8775915
    Abstract: An apparatus for a dual mode low density parity check (LDPC) decoder including edge random access memory (RAM), last-in-first-out/first-in-first-out (LIFO/FIFO) RAM, channel RAM, and parallel datapath engines, where the datapath engines include a standard belief propagation decoding (SBD) datapath and a layered belief propagation decoding (LBD) datapath, where the SBD datapath includes a shifter, an accumulator, multiplexers, and a g( )_sbd calculator, and where the LBD datapath includes the shifter, the multiplexers, and a g?( )_lbd calculator.
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: July 8, 2014
    Assignee: Hughes Network Systems, LLC
    Inventors: Marwan Adas, Shruti Dhingra, Shumin Zhang
  • APPARATUS AND METHOD FOR A DUAL MODE STANDARD AND LAYERED BELIEF PROPAGATION LDPC DECODER
    Publication number: 20130205182
    Abstract: An apparatus for a dual mode low density parity check (LDPC) decoder including edge random access memory (RAM), last-in-first-out/first-in-first-out (LIFO/FIFO) RAM, channel RAM, and parallel datapath engines, where the datapath engines include a standard belief propagation decoding (SBD) datapath and a layered belief propagation decoding (LBD) datapath, where the SBD datapath includes a shifter, an accumulator, multiplexers, and a g( )_sbd calculator, and where the LBD datapath includes the shifter, the multiplexers, and a g?( )_lbd calculator.
    Type: Application
    Filed: February 8, 2012
    Publication date: August 8, 2013
    Applicant: HUGHES NETWORKS SYSTEMS, LLC.
    Inventors: Marwan Adas, Shruti Dhingra, Shumin Zhang