Invention Grant
- Patent Title: Turbo code based incremental redundancy
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Application No.: US10074115Application Date: 2002-02-11
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Publication No.: US07000173B2Publication Date: 2006-02-14
- Inventor: Michael E. Buckley , Raja S. Bachu , Amitava Ghosh , Rapeepat Ratasuk , Kenneth A. Stewart , Mathieu Villion
- Applicant: Michael E. Buckley , Raja S. Bachu , Amitava Ghosh , Rapeepat Ratasuk , Kenneth A. Stewart , Mathieu Villion
- Applicant Address: US IL Schaumburg
- Assignee: Motorola, Inc.
- Current Assignee: Motorola, Inc.
- Current Assignee Address: US IL Schaumburg
- Agent Brian M. Mancini; Matthew C. Loppnow
- Main IPC: H03M13/03
- IPC: H03M13/03

Abstract:
An improved turbo code based incremental redundancy includes a first step of puncturing a data stream for a first transmission to provide a set of first unpunctured trellis sections. A next step includes puncturing a data stream for a second transmission to provide a set of second unpunctured trellis sections. A next step includes incremental redundancy combining the first and second transmissions of the trellises to provide non-adjacent first and second unpunctured trellis sections. The above arrangement results in a uniform distribution of punctured and unpunctured bits to provide lower errors.
Public/Granted literature
- US20030159100A1 Turbo code based incremental redundancy Public/Granted day:2003-08-21
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