Inventor
Klaas Wortel
Inventor
Phoenix, AZ, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Lprimary
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses18%
H03FAmplifiers14%
H03DDemodulation or transference of modulation from one carrier to another11%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner7%
H03KPulse technique7%
H04BTransmission7%
H04LTransmission of digital information, e.g. telegraphic communication7%
G01RMeasuring electric variables4%
G05FSystems for regulating electric or magnetic variables4%
G06FElectric digital data processing4%
PatentTitleYear
10,097,140Method and system for amplifier calibration201810,013,013Bandgap voltage reference20189,608,481'Inductive power supply'20178,478,222'I/Q calibration for walking-IF architectures'20137,415,260'Current-mode direct conversion receiver'20087,310,498'Communication protocol for personal computer system human interface devices over a low bandwidth, bi-directional radio frequency link'20077,055,047'Selective implementation of power management schemes based on detected computer operating environment'20067,043,222'FSK modulator using IQ up-mixers and sinewave coded DACs'20066,965,653'Circuit and method for processing an automatic frequency control signal'20056,906,587'Current controlled bridge amplifier'20056,838,942'Efficient class-G amplifier with wide output voltage swing'20056,819,196'Crystal oscillator with control feedback to maintain oscillation'20046,806,742'Phase detector for low power applications'20046,703,894'Baseband filter for receivers'20046,496,556'Step-down clock control and method for improving convergence for a digitally controlled self-calibrating VCO'20026,369,647'Demodulator circuit and method of tuning'20026,263,199'Circuit and method of signal frequency conversion'20016,137,997'Circuit for receiving and transmitting signals and method'20006,133,797'Self calibrating VCO correction circuit and method of operation'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2002Patents assigned to MOTOROLA INC (5)· patent assignee history
2000–2013Based in Phoenix, AZ, US· patent location history
2004–2008Patents assigned to STANDARD MICROSYST SMC (9)· patent assignee history
2005Patents assigned to FREESCALE SEMICONDUCTOR INC (1)· patent assignee history
2013Patents assigned to GAETHKE RAINER (1)· patent assignee history
2017–2018Patents assigned to NXP BV (3)· patent assignee history
2017–2018Based in Eindhoven, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STANDARD MICROSYST SMC | 9 | 2004–2008 |
| MOTOROLA INC | 5 | 2000–2002 |
| NXP BV | 3 | 2017–2018 |
| FREESCALE SEMICONDUCTOR INC | 1 | 2005 |
| GAETHKE RAINER | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Phoenix, AZ, US | 16 | 2000–2013 |
| Eindhoven, NL | 3 | 2017–2018 |