Enhanced QPSK or DQPSK data demodulation for direct sequence spreading (DSS) system waveforms using orthogonal or near-orthogonal spreading sequences

Details for Australian Patent Application No. 2006275840 (hide)

Owner ITT Manufacturing Enterprises, Inc.

Inventors Rasmussen, Donald John

Agent Griffith Hack

Pub. Number AU-B-2006275840

PCT Pub. Number WO2007/016219

Priority 11/314,123 21.12.05 US; 60/703,316 28.07.05 US

Filing date 28 July 2006

Wipo publication date 8 February 2007

Acceptance publication date 22 April 2010

International Classifications

H04L 27/227 (2006.01) Modulated-carrier systems - using coherent demodulation

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

Event Publications

7 February 2008 PCT application entered the National Phase

  PCT publication WO2007/016219 Priority application(s): WO2007/016219

22 April 2010 Application Accepted

  Published as AU-B-2006275840

19 August 2010 Standard Patent Sealed

19 April 2012 Assignment Registered

  ITT Manufacturing Enterprises, Inc. The patent has been assigned to Exelis Inc.

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