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Jeffrey Allan Green |
2004-04-20 |
| 6721363 |
Receiver CODEC super set constellation generator |
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| 6721357 |
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Digital impairment learning sequence |
Jeffrey Allan Green, Xuefeng Jiang |
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Method and apparatus for estimating clock slew and carrier translation |
Raj Mani Misra |
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Data bit to constellation symbol mapper |
— |
1993-02-09 |
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Superframes |
— |
1992-06-02 |
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1988-08-02 |
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Automatic digital strapping apparatus for data modems |
— |
1987-02-24 |
| 4534043 |
Test tone detector apparatus and method modem using same |
— |
1985-08-06 |