Assignee
DIGITAL SWITCH CORP
3 granted patents·104 citations·filing 1977–1980
Top patents by PatentIndex Score
3 records- 0189US4109111AMethod and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching systemDIGITAL SWITCH CORP·Filed 1977·Granted Aug 22, 1978·43 cites·11 claims
- 0284US4301534AFraming circuit for time multiplexed dataDIGITAL SWITCH CORP·Filed 1979·Granted Nov 17, 1981·38 cites·9 claims
- 0372US4355384ANon-blocking expandable switching matrix for a telecommunication systemDIGITAL SWITCH CORP·Filed 1980·Granted Oct 19, 1982·23 cites·23 claims
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