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Cirrus Logic International Semiconductor Ltd patents

Recent patent applications related to Cirrus Logic International Semiconductor Ltd. Cirrus Logic International Semiconductor Ltd is listed as an Agent/Assignee. Note: Cirrus Logic International Semiconductor Ltd may have other listings under different names/spellings. We're not affiliated with Cirrus Logic International Semiconductor Ltd, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Cirrus Logic International Semiconductor Ltd-related inventors

Date Cirrus Logic International Semiconductor Ltd patents (updated weekly) - BOOKMARK this page
05/25/17 new patent  Systems and methods for preventing distortion due to supply-based modulation index changes in an audio playback system
05/25/17 new patent  Audio connector and circuitry
05/18/17Current sense amplifier with common mode rejection
05/18/17Multiple input/multiple output switching converter
05/18/17Enabling very large and very small duty cycles in switching converters
05/18/17Current sense amplifier with enhanced common mode input range
05/18/17Prevention of signal clipping due to decrease in amplifier supply voltage
05/18/17Digital microphones
05/11/17Methods and apparatuses for configuring a serial interface
05/11/17Feedback howl management in adaptive noise cancellation system
05/11/17Multi-rate filter system
05/04/17Packaging for mems transducers
04/27/17Adaptive phase-distortionless magnitude response equalization (mre) for beamforming applications
04/27/17Mems device and process
04/13/17Digital circuit arrangements for ambient noise-reduction
04/13/17Adaptive filter control
04/13/17Temperature monitoring for loudspeakers
03/30/17Adaptive block matrix using pre-whitening for adaptive beam forming
03/30/17Loudspeaker protection circuitry and methods
03/23/17Systems and methods for distributed adaptive noise cancellation
03/16/17Multi-device synchronization of devices
03/16/17Nonlinear acoustic echo cancellation based on transducer impedance
03/16/17Microphone biasing circuitry and method thereof
03/02/17Transfer for control data over half-duplex link
02/23/17Hybrid adaptive noise cancellation system with filtered error microphone signal
02/23/17Feedback adaptive noise cancellation (anc) controller and method having a feedback response partially provided by a fixed-response filter
02/16/17Temperature sensing with feedback digital-analog converter (dac) of delta-sigma modulator
02/16/17Dual processing paths for differential mode and common mode signals for an adaptable analog-to-digital converter (adc) topology
02/16/17Phase shorting switch
02/09/17Event detection for playback management in an audio device
02/09/17Adjusting peak inductor current to limit supply input current
02/09/17Retaining binaural cues when mixing microphone signals
02/02/17Mems device and process
01/19/17Class-d amplifier circuits
01/19/17Digital accessory interface
01/19/17Headset management by microphone terminal characteristic detection
01/05/17Non-linear control of loudspeakers
12/29/16Activating speech process
12/29/16Audio enhancement
12/22/16Loudspeaker protection
12/15/16Systems and methods for reducing artifacts and improving performance of a multi-path analog-to-digital converter
12/15/16Hybrid finite impulse response filter
12/15/16Random telegraph signal identification and measurement
12/08/16Data transfer
12/08/16Analogue-to-digital converter
11/24/16Ring frequency divider
11/24/16Synchronous differential signaling protocol
11/17/16Digital accessory interface calibration
11/17/16Amplifier circuit and methods of operation thereof
11/17/16Digital accessory interface
11/10/16Tamper-resistant element for use in speaker recognition
11/10/16High density capacitors formed from thin vertical semiconductor structures such as finfets
11/03/16Voice command triggered speech enhancement
11/03/16Sense resistor surroundingly positioned near or around and integrated with an output connection
11/03/16Charge pump circuit
10/27/16Analog-to-digital converter (adc) dynamic range enhancement for voice-activated systems
10/20/16Reconfigurable switched mode converter
09/22/16Signal envelope processing
09/15/16Identification of modules on a bus
09/15/16Low power bidirectional bus
09/15/16Transmitting signals between modules
09/01/16Mems process and device
08/25/16Connectors for audio data transfer
07/21/16Amplifier circuit and methods of operation thereof
Patent Packs
06/23/16Mems devices and processes
06/16/16Mems device and process
06/02/16Digital accessory interface calibration
05/26/16Clock generator
05/05/16Charge pump circuit and methods of operation thereof
05/05/16Analogue-to-digital converter
03/24/16Mems device and process
03/17/16Noise cancellation
03/03/16Class d amplifier circuit
02/25/16Microphone biasing circuitry and method thereof
02/11/16Digital signal routing circuit
01/28/16Charge pump circuit
11/05/15Low noise amplifier for mems capacitive transducers

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Cirrus Logic International Semiconductor Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Cirrus Logic International Semiconductor Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by