Patents by Inventor Bhadri Kubendran

Bhadri Kubendran 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).

  • Systems and methods to provide security to one time program data
    Patent number: 10318726
    Abstract: A method includes: reading a plurality of words from a one-time program (OTP) memory of a processing chip, wherein each of the words includes secure data for the chip and bits corresponding to a check pattern; comparing the bits corresponding to the check pattern to a preprogrammed check pattern; detecting an error based on comparing the bits corresponding to the check pattern to the preprogrammed check pattern; and performing an action by the processing chip in response to detecting the error.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: June 11, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Anil Kota, Sei Seung Yoon, Bhadri Kubendran
  • Techniques for preventing tampering with PROM settings
    Patent number: 10217498
    Abstract: Techniques for preventing tampering with programmable read-only memory of an integrated circuit are provided. A method according to these techniques includes performing a randomized read of data stored in the programmable read-only memory based on an input from an entropy source, writing the data to one or more registers of the integrated circuit, and initializing one or more components of the integrated circuit using the data stored in the one or more registers.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: February 26, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Vincent Pierre Le Roy, Bhadri Kubendran
  • TECHNIQUES FOR PREVENTING TAMPERING WITH PROM SETTINGS
    Publication number: 20180075888
    Abstract: Techniques for preventing tampering with programmable read-only memory of an integrated circuit are provided. A method according to these techniques includes performing a randomized read of data stored in the programmable read-only memory based on an input from an entropy source, writing the data to one or more registers of the integrated circuit, and initializing one or more components of the integrated circuit using the data stored in the one or more registers.
    Type: Application
    Filed: September 12, 2016
    Publication date: March 15, 2018
    Inventors: Vincent Pierre Le Roy, Bhadri Kubendran
  • Systems and Methods to Provide Security to One Time Program Data
    Publication number: 20170300251
    Abstract: A method includes: reading a plurality of words from a one-time program (OTP) memory of a processing chip, wherein each of the words includes secure data for the chip and bits corresponding to a check pattern; comparing the bits corresponding to the check pattern to a preprogrammed check pattern; detecting an error based on comparing the bits corresponding to the check pattern to the preprogrammed check pattern; and performing an action by the processing chip in response to detecting the error.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 19, 2017
    Inventors: Anil Kota, Sei Seung Yoon, Bhadri Kubendran