Inventor
Peter Kirchlechner
Inventor
Hohenthann, DE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Gprimary
H03GControl of amplification27%
H03HImpedance networks, e.g. resonant circuits14%
G01RMeasuring electric variables9%
H03DDemodulation or transference of modulation from one carrier to another9%
H03FAmplifiers9%
H04BTransmission9%
G11BInformation storage based on relative movement between record carrier and transducer5%
H02HEmergency protective circuit arrangements5%
H03KPulse technique5%
H04SStereophonic systems5%
PatentTitleYear
8,185,080'Harmonic rejection mixer'20126,473,662'Signal compressor for audio apparatus'20026,411,717'Switched capacitor filter with a neutral bypass setting'20026,191,631'Electric circuit comprising at least one switched capacitor and method of operating said circuit'20016,133,775'Integrated circuit with switched capacitor'20006,111,965'Method and apparatus for offset compensation of a signal processing circuit'20006,101,257'Audio signal processor'20005,995,817'Device for varying the cutoff frequency of a low-pass filter'19995,955,919'Nonlinearity compensation in an electric signal processing circuit'19995,953,430'Filter circuit and audio signal processor provided therewith'19995,943,205'Driver and overload protection circuit'19995,920,632'Apparatus for continuously switching a demodulator from stereo operation to mono operation, and vice versa'19995,376,891'Phase-sensitive rectifier arrangement with integration effect'19945,245,668'Device for aurally compensated loudness control'19934,286,306'Circuit arrangement for comparing the synchronism or tracking between two analog signals'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981Patents assigned to MESSERSCHMITT BOELKOW BLOHM (1)· patent assignee history
1981Based in Siegertsbrunn, DE· patent location history
1993–2000Patents assigned to SGS THOMSON MICROELECTRONICS (4)· patent assignee history
1993–2002Based in Hohenthann, DE· patent location history
1999–2002Patents assigned to ST MICROELECTRONICS GMBH (8)· patent assignee history
2012Patents assigned to FREY MARTIN (1)· patent assignee history
2012Patents assigned to KIRCHLECHNER PETER (1)· patent assignee history
2012Based in Grassbrunn, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ST MICROELECTRONICS GMBH | 8 | 1999–2002 |
| SGS THOMSON MICROELECTRONICS | 4 | 1993–2000 |
| FREY MARTIN | 1 | 2012 |
| KIRCHLECHNER PETERself | 1 | 2012 |
| MESSERSCHMITT BOELKOW BLOHM | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hohenthann, DE | 13 | 1993–2002 |
| Grassbrunn, DE | 1 | 2012 |
| Siegertsbrunn, DE | 1 | 1981 |