List of Cirrus Logic patents

Patents where

Current Assignee

Name

Cirrus Logic

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 10013995 Combined reference signal for acoustic echo cancellation	Patent 10013995 was granted and assigned to Cirrus Logic on July, 2018 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	10013995	July 3, 2018
‌ US Patent 11507199 Pseudo-differential phase measurement and quality factor compensation	Patent 11507199 was granted and assigned to Cirrus Logic on November, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11507199	November 22, 2022
‌ US Patent 10193561 Phase locked loops	Patent 10193561 was granted and assigned to Cirrus Logic on January, 2019 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	10193561	January 29, 2019
‌ US Patent 11276409 Detection of replay attack	Patent 11276409 was granted and assigned to Cirrus Logic on March, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11276409	March 15, 2022
‌ US Patent 11564035 Active noise cancellation system using infinite impulse response filtering	Patent 11564035 was granted and assigned to Cirrus Logic on January, 2023 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11564035	January 24, 2023
‌ US Patent 10243524 Amplifiers	Patent 10243524 was granted and assigned to Cirrus Logic on March, 2019 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	10243524	March 26, 2019
‌ US Patent 7286176 CCD imager analog processor systems and methods	Patent 7286176 was granted and assigned to Cirrus Logic on October, 2007 by the United States Patent and Trademark Office.		Cirrus Logic	United States Patent and Trademark Office	7286176	October 23, 2007
‌ US Patent 9532139 Dual-microphone frequency amplitude response self-calibration	Patent 9532139 was granted and assigned to Cirrus Logic on December, 2016 by the United States Patent and Trademark Office.	Cirrus Logic	Cirrus Logic	United States Patent and Trademark Office	9532139	December 27, 2016
‌ US Patent 11263877 Identifying mechanical impedance of an electromagnetic load using a two-tone stimulus	Patent 11263877 was granted and assigned to Cirrus Logic on March, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11263877	March 1, 2022
‌ US Patent 11631402 Detection of replay attack	Patent 11631402 was granted and assigned to Cirrus Logic on April, 2023 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11631402	April 18, 2023
‌ US Patent 11522440 Use of shared feedback among two or more reactive schemes		‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11522440	December 6, 2022
‌ US Patent 11669165 Methods and apparatuses for controlling operation of a vibrational output system and/or operation of an input sensor system	Patent 11669165 was granted and assigned to Cirrus Logic on June, 2023 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11669165	June 6, 2023
‌ US Patent 11509292 Identifying mechanical impedance of an electromagnetic load using least-mean-squares filter	Patent 11509292 was granted and assigned to Cirrus Logic on November, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11509292	November 22, 2022
‌ US Patent 11290071 Common-mode insensitive current-sensing topology in full-bridge driver	Patent 11290071 was granted and assigned to Cirrus Logic on March, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11290071	March 29, 2022
‌ US Patent 7012772 Sampled amplitude read channel employing an adaptive non-linear correction circuit for correcting non-linear distortions in a read signal	Patent 7012772 was granted and assigned to Cirrus Logic on March, 2006 by the United States Patent and Trademark Office.		Cirrus Logic	United States Patent and Trademark Office	7012772	March 14, 2006
‌ US Patent 11489498 Minimizing total harmonic distortion and power supply induced intermodulation distortion in a single-ended class-d pulse width modulation amplifier	Patent 11489498 was granted and assigned to Cirrus Logic on November, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11489498	November 1, 2022
‌ US Patent 10969871 Haptic output systems	Patent 10969871 was granted and assigned to Cirrus Logic on April, 2021 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	10969871	April 6, 2021
‌ US Patent 11296663 Common-mode insensitive current-sensing topology in full-bridge driver with high-side and low-side energy matching calibration	Patent 11296663 was granted and assigned to Cirrus Logic on April, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11296663	April 5, 2022
‌ US Patent 11349490 Dual-path digital filtering in an analog-to-digital conversion system	Patent 11349490 was granted and assigned to Cirrus Logic on May, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11349490	May 31, 2022
‌ US Patent 11620975 Ambient noise reduction arrangements	Patent 11620975 was granted and assigned to Cirrus Logic on April, 2023 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11620975	April 4, 2023
‌ US Patent 11069206 Methods and apparatus for outputting a haptic signal to a haptic transducer	Patent 11069206 was granted and assigned to Cirrus Logic on July, 2021 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11069206	July 20, 2021
‌ US Patent 11500469 Integrated haptic system	Patent 11500469 was granted and assigned to Cirrus Logic on November, 2022 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11500469	November 15, 2022
‌ US Patent 11552649 Analog-to-digital converter-embedded fixed-phase variable gain amplifier stages for dual monitoring paths	Patent 11552649 was granted and assigned to Cirrus Logic on January, 2023 by the United States Patent and Trademark Office.	‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11552649	January 10, 2023
‌ US Patent 7391842 Direct synthesis clock generation circuits and methods	Patent 7391842 was granted and assigned to Cirrus Logic on June, 2008 by the United States Patent and Trademark Office.		Cirrus Logic	United States Patent and Trademark Office	7391842	June 24, 2008
‌ US Patent 11396031 Driver circuitry		‌ Cirrus Logic International Semiconductor Ltd.	Cirrus Logic	United States Patent and Trademark Office	11396031	July 26, 2022

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