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Cirrus Logic Inc

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CRUS: Cirrus Logic Inc is a provider of integrated circuits for audio and voice signal processing applications. The firm's products are organized into two streams: portable audio products, and non-portable audio and other products. These products include analog and mixed-signal components targeting mobile devices, smart homes, and applications in the automotive, energy, and industrial markets. Roughly half of the firm's revenue is generated in China, with the rest coming from the United States, Europe, South Korea, and countries across the world.

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Politician Type Traded
Tuberville, Tommy Senate / R Purchase $1,001 - $15,000 Apr. 03, 2023
Donna Shalala House / D Sale $1,001 - $15,000 Jun. 24, 2019
Donna Shalala House / D Sale $1,001 - $15,000 May. 15, 2019
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  • Patent Title: Communication apparatus with ambient noise reduction Aug. 29, 2023
  • Patent Title: Speaker recognition with assessment of audio frame contribution Aug. 22, 2023
  • Patent Title: Maintaining operation within a stable region of a power curve of a power converter Aug. 22, 2023
  • Patent Title: Semiconductor structures Aug. 22, 2023
  • Patent Title: Driver circuitry for piezoelectric transducers Aug. 22, 2023
  • Patent Title: Identifying mechanical impedance of an electromagnetic load using least-mean-squares filter Aug. 22, 2023
  • Patent Title: Characterization of force-sensor equipped devices Aug. 22, 2023
  • Patent Title: Speaker identification Aug. 22, 2023
  • Patent Title: Controller for use in a device comprising force sensors Aug. 15, 2023
  • Patent Title: Signal tracking-based supply voltage generation with over-boosted voltage Aug. 15, 2023
  • Patent Title: Charge pump circuit Aug. 08, 2023
  • Patent Title: Authentication device Aug. 08, 2023
  • Patent Title: Zero-crossing management in class-d audio amplifiers Aug. 08, 2023
  • Patent Title: Use of shared feedback among two or more reactive schemes Aug. 08, 2023
  • Patent Title: Auto-centering of sensor frequency of a resonant sensor Aug. 01, 2023
  • Patent Title: Methods, apparatus and systems for biometric processes Aug. 01, 2023
  • Patent Title: Clock generator Jul. 25, 2023
  • Patent Title: Methods and apparatus for obtaining biometric data Jul. 25, 2023
  • Patent Title: Detection of live speech Jul. 18, 2023
  • Patent Title: Protection circuitry Jul. 18, 2023
  • Patent Title: Detection of liveness Jul. 18, 2023
  • Patent Title: Detection of replay attack Jul. 18, 2023
  • Patent Title: Methods, apparatus and systems for authentication Jul. 11, 2023
  • Patent Title: Variable accuracy computing system Jul. 04, 2023
  • Patent Title: Multi-level memristor elements Jul. 04, 2023
  • Patent Title: Ear proximity detection Jul. 04, 2023
  • Patent Title: Speaker identification Jul. 04, 2023
  • Patent Title: Current control for a boost converter with dual anti-wound inductor Jul. 04, 2023
  • Patent Title: Control methods for a force sensor system Jul. 04, 2023
  • Patent Title: On-ear transition detection Jun. 27, 2023
  • Patent Title: Driver circuitry and operation Jun. 27, 2023
  • Patent Title: Voltage regulators Jun. 27, 2023
  • Patent Title: Monitoring circuitry Jun. 20, 2023
  • Patent Title: Ambient-aware background noise reduction for hearing augmentation Jun. 20, 2023
  • Patent Title: System and method for semiconductor device random telegraph sequence noise testing Jun. 13, 2023
  • Patent Title: Equalization in a multi-path audio amplifier for canceling variations due to multi-path output impedance differences Jun. 13, 2023
  • Patent Title: Method and apparatus for detecting a load Jun. 06, 2023
  • Patent Title: Methods and apparatuses for controlling operation of a vibrational output system and/or operation of an input sensor system Jun. 06, 2023
  • Patent Title: Microphone mixing for wind noise reduction Jun. 06, 2023
  • Patent Title: Randomization of current in a power converter Jun. 06, 2023
  • Patent Title: Baseline signal calculation May. 30, 2023
  • Patent Title: In-situ monitoring, calibration, and testing of a haptic actuator May. 30, 2023
  • Patent Title: Systems and methods for modifying biquad filters of a feedback filter in feedback active noise cancellation May. 30, 2023
  • Patent Title: Apparatus for and method of wind detection May. 23, 2023
  • Patent Title: Cough detection May. 23, 2023
  • Patent Title: Minimizing voltage droop in a power converter May. 23, 2023
  • Patent Title: Class d amplifiers May. 23, 2023
  • Patent Title: Driver circuitry May. 23, 2023
  • Patent Title: Method and apparatus for configuring a plurality of virtual buttons on a device May. 23, 2023
  • Patent Title: Load detection May. 16, 2023
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