WORLDSPACE, INC.
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 03, 2003 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 566 Total Citation Count
- Nov 05, 1996 Earliest Filing
- 6 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Recent Patents
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Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6542480 Satellite payload processing system using polyphase demultiplexing, quadrature phase shift keying demodulation and rate alignmentExpiredMar 09, 99Apr 01, 03[H04B]
6333922 Satellite payload processing system for switching uplink signals to time division multiplexed downlink signalsExpiredFeb 16, 99Dec 25, 01[H04L]
6115366 System for managing space segment usage among broadcast service providersExpiredNov 05, 96Sep 05, 00[H04B]
6105060 System for providing global portable internet access using low earth orbit satellite and satellite direct radio broadcast systemExpiredSep 05, 97Aug 15, 00[H04N]
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