Assignee
VOCAL TECHNOLOGIES LTD
US·9 granted patents·1 pending application·122 citations·filing 1989–2003
Top patents by PatentIndex Score
10 records- 0185US5086454ADirect connect modem deriving power from telephone lineVOCAL TECHNOLOGIES LTD·Filed 1989·Granted Feb 4, 1992·91 cites·2 claims
- 0237US6327301B1Detection and adaptation to digital network impairments by PCM modemsVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Dec 4, 2001·11 cites·4 claims
- 0335US6848073B2Trellis encoding technique for PCM modemsVOCAL TECHNOLOGIES LTD·Filed 2001·Granted Jan 25, 2005·0 cites·14 claims
- 0433US6480549B1Method for determining attenuation in a digital PCM channelVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Nov 12, 2002·11 cites·3 claims
- 0533US2003152158A1Method of asymmetrical forward error correction in a communication system. application to wireless local area networks (WLAN) using turbo codes and low density parity check codesVOCAL TECHNOLOGIES LTD·Filed 2003·Application pending·0 cites
- 0632US6643270B1Method of compensating for systemic impairments in a telecommunications networkVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Nov 4, 2003·5 cites·15 claims
- 0730US6222890B1Variable spectral shaping method for PCM modemsVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Apr 24, 2001·2 cites·5 claims
- 0829US6633604B1Method of improving echo canceller training in modems and of discovering characteristics of a PCM channelVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Oct 14, 2003·2 cites·20 claims
- 0928US6301683B1Trellis encoding technique for PCM modemsVOCAL TECHNOLOGIES LTD·Filed 1998·Granted Oct 9, 2001·0 cites·2 claims
- 1022US6067034AMaximal bit packing methodVOCAL TECHNOLOGIES LTD·Filed 1998·Granted May 23, 2000·0 cites·1 claims
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