Patents by Inventor Adam L. Rappoport

Adam L. Rappoport 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).

  • Variable security code download for an embedded processor
    Patent number: 6711684
    Abstract: Methods and an apparatus for storing information in a processing device with flexible security are disclosed. In one embodiment, a method stores information within the processing device. The method receives a download via a first input path which includes a first breakable link and stores the download within the processing device. At some point, a key is also stored within the processing device. A ciphertext download is received via a second input path which includes a second breakable link. The ciphertext download is decrypted utilizing the key and the resulting plaintext download is stored within the processing device.
    Type: Grant
    Filed: September 13, 1999
    Date of Patent: March 23, 2004
    Assignee: General Instrument Corporation
    Inventors: Paul Moroney, Eric J. Sprunk, Adam L. Rappoport, Lawrence W. Tang