Coded data generation or conversion – Digital code to digital code converters – To or from run length limited codes
Reexamination Certificate
2008-07-08
2008-07-08
JeanPierre, Peguy (Department: 2819)
Coded data generation or conversion
Digital code to digital code converters
To or from run length limited codes
C341S058000
Reexamination Certificate
active
11431122
ABSTRACT:
A data word is error correction encoded to provide a worst case codeword without bit transitions between worst case codeword bits. A modulation bit is calculated as a function of the worst case codeword. The modulation bit has a bit polarity opposite a bit polarity of the worst case codeword bits. The worst case codeword bits are added with the modulation bit to form a modulated code word.
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Jin Ming
Kee Hiauchoon
Li Liu
Ngwe Myint
Sun Zhenyu
Jean-Pierre Peguy
Seagate Technology LLC
Westman Champlin & Kelly P.A.
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