Inventor
Linley F. Gumm
Inventor
Beaverton, OR, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication17%
H04NPictorial communication, e.g. television17%
G01RMeasuring electric variables14%
H04BTransmission14%
H03MCoding9%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner6%
H03CModulation6%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses6%
G01SRadio direction-finding3%
H01QAntennas, i.e. radio aerials3%
PatentTitleYear
7,519,330'Simultaneous ACLR measurement'20096,930,563'Self-adjusting I-Q modulator system'20056,876,261'Phase lock for synthesizer phase reference oscillator'20056,768,434'High speed x/sine(x) correction circuit'20046,701,265'Calibration for vector network analyzer'20046,608,475'Network analyzer using time sequenced measurements'20036,477,198'Quality cause measurement display'20026,472,945'Operational amplifier oscillator'20026,437,578'Cable loss correction of distance to fault and time domain reflectometer measurements'20026,384,784'Direction finder system using spread spectrum techniques'20026,384,589'Reference frequency spur cancellation in synthesized measurement receivers'20026,307,896'Instrumentation receiver for digitally modulated radio frequency signals'20016,275,523'In-service measurement of transmitter nonlinearities'20016,246,717'Measurement test set and method for in-service measurements of phase noise'20015,521,532'Digital synthesizer controlled microwave frequency signal source'19965,493,209'Tunable trigger acquisition system and method for making in-service time-domain signal measurements'19965,233,418'CATV sweep system using a gated receiver'19935,073,822'In-service cable television measurements'19915,068,614'Swept frequency domain relectometry enhancement'19914,728,884'Infinite dynamic range phase detector'19884,688,253'L+R separation system'19874,410,879'High resolution digital-to-analog converter'19834,343,042'Bi-directional data transmission and control system'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982Patents assigned to CABLEBUS SYSTEMS CORP (1)· patent assignee history
1982–2009Based in Beaverton, OR, US· patent location history
1983–2009Patents assigned to TEKTRONIX INC (21)· patent assignee history
2001Patents assigned to TEXTRONIC INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEKTRONIX INC | 21 | 1983–2009 |
| CABLEBUS SYSTEMS CORP | 1 | 1982 |
| TEXTRONIC INC | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beaverton, OR, US | 23 | 1982–2009 |