David P. Rossum

Person

LaSelva Beach, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-core audio processor with deadline scheduler
- Patent number 11,461,069
- Issue date Oct 4, 2022
- Knowles Electronics, LLC
- Erick Alvarado
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Audio filter with through-zero linearly variable resonant frequency
- Patent number 11,202,147
- Issue date Dec 14, 2021
- Rossum Electro-Music, LLC
- David Rossum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Oscillatory timbres for musical synthesis through synchronous ring...
- Patent number 11,087,732
- Issue date Aug 10, 2021
- Rossum Electro-Music, LLC
- David Rossum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-core audio processor with phase coherency
- Patent number 11,029,914
- Issue date Jun 8, 2021
- Knowles Electronics, LLC
- Erick Alvarado
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-channel morphing digital audio filter
- Patent number 10,514,883
- Issue date Dec 24, 2019
- Rossum Electro-Music, LLC
- David Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Utilizing digital microphones for low power keyword detection and n...
- Patent number 10,469,967
- Issue date Nov 5, 2019
- Knowler Electronics, LLC
- David P. Rossum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Utilizing digital microphones for low power keyword detection and n...
- Patent number 10,045,140
- Issue date Aug 7, 2018
- Knowles Electronics, LLC
- David P. Rossum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone apparatus and method with catch-up buffer
- Patent number 9,711,144
- Issue date Jul 18, 2017
- Knowles Electronics, LLC
- Dibyendu Nandy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone apparatus and method with catch-up buffer
- Patent number 9,478,234
- Issue date Oct 25, 2016
- Knowles Electronics, LLC
- Dibyendu Nandy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Efficient digital microphone decimation filter architecture
- Patent number 9,337,805
- Issue date May 10, 2016
- Creative Technology Ltd.
- David Philip Rossum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reducing data transition rates between analog and digital chips
- Patent number 9,236,874
- Issue date Jan 12, 2016
- Audience, Inc.
- David P. Rossum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for sample rate tracking
- Patent number 8,965,942
- Issue date Feb 24, 2015
- Audience, Inc.
- David P. Rossum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sample rate conversion using infinite impulse response filters
- Patent number 8,618,961
- Issue date Dec 31, 2013
- Audience, Inc.
- Dana Massie
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sample rate converter having distributed filtering
- Patent number 7,280,878
- Issue date Oct 9, 2007
- Creative Technology Ltd.
- David P. Rossum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of transmitting a one-dimensional signal using a two-dimensi...
- Patent number 7,248,934
- Issue date Jul 24, 2007
- Creative Technology Ltd.
- David Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital sampling instrument employing cache memory
- Patent number 6,858,790
- Issue date Feb 22, 2005
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Interpolation looping of prioritized audio samples in cache connect...
- Patent number 6,622,207
- Issue date Sep 16, 2003
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital sampling instrument employing cache memory
- Patent number 6,365,816
- Issue date Apr 2, 2002
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Asynchronous sample rate tracker
- Patent number 6,324,235
- Issue date Nov 27, 2001
- Creative Technology, Ltd.
- Thomas C. Savell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interpolation looping of audio samples in cache connected to system...
- Patent number 6,138,207
- Issue date Oct 24, 2000
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital sampling instrument employing cache memory
- Patent number 6,137,043
- Issue date Oct 24, 2000
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for creating different waveforms when synthesi...
- Patent number 6,091,269
- Issue date Jul 18, 2000
- Creative Technology, Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Asynchronous sample rate tracker with multiple tracking modes
- Patent number 6,092,126
- Issue date Jul 18, 2000
- Creative Technology, Ltd.
- David P. Rossum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for switching between buffers when receiving bursty audio by...
- Patent number 6,016,522
- Issue date Jan 18, 2000
- Creative Labs, Inc.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for three dimensional audio spatialization
- Patent number 5,943,427
- Issue date Aug 24, 1999
- Creative Technology Ltd.
- Dana C. Massie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio effects processor integrated on a single chip with a multipor...
- Patent number 5,928,342
- Issue date Jul 27, 1999
- Creative Technology Ltd.
- David P. Rossum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital sampling instrument employing cache memory
- Patent number 5,925,841
- Issue date Jul 20, 1999
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for synthesizing musical sounds by frequency m...
- Patent number 5,900,570
- Issue date May 4, 1999
- Creative Technology, Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
DMA device with local page table
- Patent number 5,864,876
- Issue date Jan 26, 1999
- Creative Technology Ltd.
- David P. Rossum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for formatting digital audio data
- Patent number 5,763,800
- Issue date Jun 9, 1998
- Creative Labs, Inc.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
MULTI-CORE AUDIO PROCESSOR WITH PHASE COHERENCY
- Publication number 20200264831
- Publication date Aug 20, 2020
- KNOWLES ELECTRONICS, LLC
- Erick ALVARADO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-CORE AUDIO PROCESSOR WITH DEADLINE SCHEDULER
- Publication number 20200257489
- Publication date Aug 13, 2020
- KNOWLES ELECTRONICS, LLC
- Erick ALVARADO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OSCILLATORY TIMBRES FOR MUSICAL SYNTHESIS THROUGH SYNCHRONOUS RING...
- Publication number 20200211520
- Publication date Jul 2, 2020
- Rossum Electro-Music, LLC
- David Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Audio Filter With Through-Zero Linearly Variable Resonant Frequency
- Publication number 20200213733
- Publication date Jul 2, 2020
- Rossum Electro-Music, LLC
- David Rossum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
STREAM SYNCHRONIZATION
- Publication number 20190349676
- Publication date Nov 14, 2019
- KNOWLES ELECTRONICS, LLC
- Xiaojun Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
UTILIZING DIGITAL MICROPHONES FOR LOW POWER KEYWORD DETECTION AND N...
- Publication number 20180332416
- Publication date Nov 15, 2018
- KNOWLES ELECTRONICS, LLC
- David P. ROSSUM
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MULTI-CHANNEL MORPHING DIGITAL AUDIO FILTER
- Publication number 20180239578
- Publication date Aug 23, 2018
- Rossum Electro-Music, LLC
- David Rossum
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MICROPHONE APPARATUS AND METHOD WITH CATCH-UP BUFFER
- Publication number 20170061963
- Publication date Mar 2, 2017
- KNOWLES ELECTRONICS, LLC
- Dibyendu Nandy
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Utilizing Digital Microphones for Low Power Keyword Detection and N...
- Publication number 20160196838
- Publication date Jul 7, 2016
- Audience, Inc.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
VOICE-CONTROLLED COMMUNICATION CONNECTIONS
- Publication number 20140244273
- Publication date Aug 28, 2014
- Jean Laroche
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
NOVEL EFFICIENT DIGITAL MICROPHONE DECIMATION FILTER ARCHITECTURE
- Publication number 20130083945
- Publication date Apr 4, 2013
- David Philip ROSSUM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital sampling instrument employing cache memory
- Publication number 20020194976
- Publication date Dec 26, 2002
- Creative Technology Ltd.
- David P. Rossum
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

David P. Rossum

Person

Patents Grantslast 30 patents

Multi-core audio processor with deadline scheduler

Audio filter with through-zero linearly variable resonant frequency

Oscillatory timbres for musical synthesis through synchronous ring...

Multi-core audio processor with phase coherency

Multi-channel morphing digital audio filter

Utilizing digital microphones for low power keyword detection and n...

Utilizing digital microphones for low power keyword detection and n...

Microphone apparatus and method with catch-up buffer

Microphone apparatus and method with catch-up buffer

Efficient digital microphone decimation filter architecture

Reducing data transition rates between analog and digital chips

Systems and methods for sample rate tracking

Sample rate conversion using infinite impulse response filters

Sample rate converter having distributed filtering

Method of transmitting a one-dimensional signal using a two-dimensi...

Digital sampling instrument employing cache memory

Interpolation looping of prioritized audio samples in cache connect...

Digital sampling instrument employing cache memory

Asynchronous sample rate tracker

Interpolation looping of audio samples in cache connected to system...

Digital sampling instrument employing cache memory

Method and apparatus for creating different waveforms when synthesi...

Asynchronous sample rate tracker with multiple tracking modes

System for switching between buffers when receiving bursty audio by...

Method and apparatus for three dimensional audio spatialization

Audio effects processor integrated on a single chip with a multipor...

Digital sampling instrument employing cache memory

Method and apparatus for synthesizing musical sounds by frequency m...

DMA device with local page table

Method and apparatus for formatting digital audio data

Patents Applicationslast 30 patents

MULTI-CORE AUDIO PROCESSOR WITH PHASE COHERENCY

MULTI-CORE AUDIO PROCESSOR WITH DEADLINE SCHEDULER

OSCILLATORY TIMBRES FOR MUSICAL SYNTHESIS THROUGH SYNCHRONOUS RING...

Audio Filter With Through-Zero Linearly Variable Resonant Frequency

STREAM SYNCHRONIZATION

UTILIZING DIGITAL MICROPHONES FOR LOW POWER KEYWORD DETECTION AND N...

MULTI-CHANNEL MORPHING DIGITAL AUDIO FILTER

MICROPHONE APPARATUS AND METHOD WITH CATCH-UP BUFFER

Utilizing Digital Microphones for Low Power Keyword Detection and N...

VOICE-CONTROLLED COMMUNICATION CONNECTIONS

NOVEL EFFICIENT DIGITAL MICROPHONE DECIMATION FILTER ARCHITECTURE

Digital sampling instrument employing cache memory