CIRRUS LOGIC, INC.
Patent Owner
Stats
- 1,194 total patents issued
- 243 Total Apps Published
- Apr 16, 2013 most recent publication
Details
- 1,194 Issued Patents
- 82 Issued in last 3 years
- 49 Published in last 3 years
- 20,427 Total Citation Count
- Dec 16, 1985 Earliest Filing
- 184 Expired/Abandoned/Withdrawn Patents
Technologies
Intl Class
Technology
# of Patents
Rank
Top Patents (by citation)
Patent #
Title
Filing Date
Issue Date
Intl Class
Cited #
5,406,279 General purpose, hash-based technique for single-pass lossless data compressionSep 02, 92Apr 11, 95[H03M]128
6,038,455 Reverse channel reuse scheme in a time shared cellular communication systemAug 29, 96Mar 14, 00[H04J, H04Q]123
5,844,920 Thermal asperity compensation using multiple sync marks for retroactive and split segment data synchronization in a magnetic disk storage systemNov 07, 96Dec 01, 98[G11B]111
6,055,619 Circuits, system, and methods for processing multiple data streamsFeb 07, 97Apr 25, 00[G06F]106
5,291,499 Method and apparatus for reduced-complexity viterbi-type sequence detectorsMar 16, 92Mar 01, 94[G06F]105
5,319,370 Analog-to-digital converter with a continuously calibrated voltage referenceAug 31, 92Jun 07, 94[H03M]103
5,623,672 Arrangement and method of arbitration for a resource with shared user request signals and dynamic priority assignmentDec 23, 94Apr 22, 97[G06F]95
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2013/0069,561 COLOR MIXING OF ELECTRONIC LIGHT SOURCES WITH CORRELATION BETWEEN PHASE-CUT DIMMER ANGLE AND PREDETERMINED BLACK BODY RADIATION FUNCTIONNov 09, 12Mar 21, 13[H05B]
2013/0044,786 SYSTEMS AND METHODS FOR PEAK JUNCTION TEMPERATURE SENSING AND THERMAL SAFE OPERATING AREA PROTECTIONJul 31, 12Feb 21, 13[G01K]
2013/0002,156 TRANSFORMER-ISOLATED LED LIGHTING CIRCUIT WITH SECONDARY-SIDE DIMMING CONTROLJun 29, 12Jan 03, 13[H05B]
2013/0002,163 Input Voltage Sensing For A Switching Power Converter And A Triac-Based DimmerJun 29, 12Jan 03, 13[H05B]
2012/0306,406 CONTROL DATA DETERMINATION FROM PRIMARY-SIDE SENSING OF A SECONDARY-SIDE VOLTAGE IN A SWITCHING POWER CONVERTERJun 01, 12Dec 06, 12[H05B, H02M]
2012/0306,407 Primary-Side Control Of A Switching Power Converter With Feed Forward Delay CompensationJun 01, 12Dec 06, 12[H05B, G05F, H02M]
2012/0308,021 SPEAKER DAMAGE PREVENTION IN ADAPTIVE NOISE-CANCELING PERSONAL AUDIO DEVICESSep 30, 11Dec 06, 12[G10K]
2012/0308,024 BANDLIMITING ANTI-NOISE IN PERSONAL AUDIO DEVICES HAVING ADAPTIVE NOISE CANCELLATION (ANC)Dec 21, 11Dec 06, 12[G10K]
2012/0308,025 ADAPTIVE NOISE CANCELING ARCHITECTURE FOR A PERSONAL AUDIO DEVICEMar 07, 12Dec 06, 12[G10K]
2012/0308,026 FILTER ARCHITECTURE FOR AN ADAPTIVE NOISE CANCELER IN A PERSONAL AUDIO DEVICEMar 30, 12Dec 06, 12[G10K]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8,421,540 Method and apparatus for run-time short circuit protection for amplifiersJun 07, 11Apr 16, 13[H02H]
8,390,493 Low-noise voltage reference generator with digitally-filtered reference matchingJun 30, 10Mar 05, 13[H03M]
8,368,361 Switching power converter controller with direct current transformer sensingSep 30, 09Feb 05, 13[G05F, H02M]
8,362,707 Light emitting diode based lighting system with time division ambient light feedback responseJun 30, 09Jan 29, 13[H05B]
8,362,838 Multi-stage amplifier with multiple sets of fixed and variable voltage railsMar 30, 07Jan 29, 13[H03F]
8,330,434 Power supply that determines energy consumption and outputs a signal indicative of energy consumptionSep 30, 08Dec 11, 12[G05F]
8,324,943 High voltage linear amplifier driving heavy capacitive loads with reduced power dissipationSep 30, 09Dec 04, 12[B41J, H03K]
8,299,722 Time division light output sensing and brightness adjustment for different spectra of light emitting diodesJun 30, 09Oct 30, 12[H05B]
Top Inventors for This Owner
Inventor Name
Address
# of Patent/Pub