Inventor · disambiguated record
Thomas R. Armstrong
Also filed as: ARMSTRONG THOMAS · ARMSTRONG THOMAS R
11 granted patents·1 pending application·544 citations·filing 1979–2003
93Inventor score
Top patents by PatentIndex Score
12 records- 0194US4381546ASystem for the quantitative measurement of impairments in the communication channel of a quadrature amplitude modulation data communication systemPARADYNE CORP·Filed 1979·Granted Apr 26, 1983·99 cites·16 claims
- 0291US4335464ADual multipoint data transmission system modemPARADYNE CORP·Filed 1980·Granted Jun 15, 1982·64 cites·2 claims
- 0389US4516216AIn-service monitoring system for data communications networkPARADYNE CORP·Filed 1982·Granted May 7, 1985·79 cites·5 claims
- 0489US4271527ADouble side band-quadrature carrier modulation signal structuresPARADYNE CORP·Filed 1979·Granted Jun 2, 1981·61 cites·5 claims
- 0583US4273955ASystem for in-service quantitative performance analysis of data communications systemPARADYNE CORP·Filed 1979·Granted Jun 16, 1981·39 cites·4 claims
- 0682US4630287ASecondary channel signalling in a QAM data point constellationPARADYNE CORP·Filed 1985·Granted Dec 16, 1986·84 cites·5 claims
- 0770US4797878AMultiple virtual multipoint modem using TDM/token throwing techniquePARADYNE CORP·Filed 1987·Granted Jan 10, 1989·42 cites·6 claims
- 0867US4627077AModified QAM data point constellation for secondary channel signallingPARADYNE CORP·Filed 1984·Granted Dec 2, 1986·24 cites·5 claims
- 0961US4374436ASystem for the monitoring and restoration of series terminals in a looped communication systemPARADYNE CORP·Filed 1980·Granted Feb 15, 1983·20 cites·5 claims
- 1055US4645871ANon-interfering in-band protocol-independent diagnostic scanning in a digital multipoint communication systemPARADYNE CORP·Filed 1985·Granted Feb 24, 1987·20 cites·1 claims
- 1150US4558317ADigital communication link monitoring devicePARADYNE CORP·Filed 1982·Granted Dec 10, 1985·12 cites·8 claims
- 1246US2004123106A1Apparatus and methods for motion and proximity enhanced remote identity broadcast with biometric authenticationLEXENT TECHNOLOGIES INC·Filed 2003·Application pending·0 cites
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