Richard Schreier

Person

North Andover, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
ΔΣ analog to digital converter system with automatic gain control r...
- Patent number 7,439,890
- Issue date Oct 21, 2008
- Analog Devices, Inc.
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low-noise programmable current source
- Patent number 7,425,909
- Issue date Sep 16, 2008
- Analog Devices, Inc.
- Steven C. Rose
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mismatch shaping Δ-Σ analog to digital converter system
- Patent number 7,420,494
- Issue date Sep 2, 2008
- Analog Devices, Inc.
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
ΔΣ modulator system with start up transient suppression
- Patent number 7,358,879
- Issue date Apr 15, 2008
- Analog Devices, Inc.
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Methods and apparatus for tuning signals
- Patent number 7,342,614
- Issue date Mar 11, 2008
- Analog Devices, Inc.
- Iuri Mehr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Continuous time ΔΣ modulator system with automatic timing adjustment
- Patent number 7,315,269
- Issue date Jan 1, 2008
- Analog Devices, Inc.
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Quadrature bandpass ΔΣ converter
- Patent number 7,262,726
- Issue date Aug 28, 2007
- Analog Devices, Inc.
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System and method for tri-level logic data shuffling for oversampli...
- Patent number 7,079,063
- Issue date Jul 18, 2006
- Analog Devices, Inc.
- Khiem Quang Nguyen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mismatch-shaping for a quadrature digital-to-analog converter
- Patent number 6,737,999
- Issue date May 18, 2004
- Analog Devices, Inc.
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mixing digital to analog converter
- Patent number 6,590,515
- Issue date Jul 8, 2003
- Analog Devices, Inc.
- Susan Mary Dacy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-bit sigma-delta analog to digital converter with a variable f...
- Patent number 6,567,025
- Issue date May 20, 2003
- Analog Devices, Inc.
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Low-noise programmable current source
- Publication number 20080024343
- Publication date Jan 31, 2008
- Steven C. Rose
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Quadrature bandpass delta sigma converter
- Publication number 20070035427
- Publication date Feb 15, 2007
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Delta Sigma analog to digital converter system with automatic gain...
- Publication number 20070035430
- Publication date Feb 15, 2007
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Continuous time deltasigma modulator system with automatic timing a...
- Publication number 20070035426
- Publication date Feb 15, 2007
- Richard E. Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Delta sigma modulator system with start up transient suppression
- Publication number 20070035429
- Publication date Feb 15, 2007
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Methods and apparatus for tuning signals
- Publication number 20050259186
- Publication date Nov 24, 2005
- Analog Devices, Inc.
- Iuri Mehr
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MISMATCH-SHAPING FOR A QUADRATURE DIGITAL-TO-ANALOG CONVERTER
- Publication number 20040041719
- Publication date Mar 4, 2004
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multi-bit sigma-delta analog to digital converter with a variable f...
- Publication number 20020105449
- Publication date Aug 8, 2002
- Richard Schreier
- H03 - BASIC ELECTRONIC CIRCUITRY

Richard Schreier

Person

Patents Grantslast 30 patents

ΔΣ analog to digital converter system with automatic gain control r...

Low-noise programmable current source

Mismatch shaping Δ-Σ analog to digital converter system

ΔΣ modulator system with start up transient suppression

Methods and apparatus for tuning signals

Continuous time ΔΣ modulator system with automatic timing adjustment

Quadrature bandpass ΔΣ converter

System and method for tri-level logic data shuffling for oversampli...

Mismatch-shaping for a quadrature digital-to-analog converter

Mixing digital to analog converter

Multi-bit sigma-delta analog to digital converter with a variable f...

Patents Applicationslast 30 patents

Low-noise programmable current source

Quadrature bandpass delta sigma converter

Delta Sigma analog to digital converter system with automatic gain...

Continuous time deltasigma modulator system with automatic timing a...

Delta sigma modulator system with start up transient suppression

Methods and apparatus for tuning signals

MISMATCH-SHAPING FOR A QUADRATURE DIGITAL-TO-ANALOG CONVERTER

Multi-bit sigma-delta analog to digital converter with a variable f...