Encrypting a pseudo-noise (PN) sequence before spreading a communication signal

Details for Australian Patent Application No. 2008243160 (hide)

Owner Qualcomm Incorporated

Inventors Odenwalder, Joseph P.; Jarosinski, Tadeusz; Iraninejad, Mehraban; Wheatley III, Charles E.; Carter, Stephen S.; Agre. Daniel H.; Quick Jr., Roy Franklin

Agent Madderns

Pub. Number AU-A-2008243160

Parent 2002348284

Filing date 7 November 2008

Wipo publication date 4 December 2008

International Classifications

G09C 1/00 (2006.01) Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system

H04B 1/707 (2006.01) Details of transmission systems, not covered by a single one of groups - using direct sequence modulation

H04K 1/00 (2006.01) Secret communication

H04L 9/18 (2006.01) Arrangements for secret or secure communication - Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems

H04Q 7/38 (2006.01)

H04J 11/00 (2006.01) Orthogonal multiplex systems

Event Publications

27 November 2008 Complete Application Filed

4 December 2008 Application Open to Public Inspection

  Published as AU-A-2008243160

21 October 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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