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Patent Assignment Details

NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:	015065/0631			Pages:	7
		Recorded:	03/15/2004
Conveyance:	MERGER AND CHANGE OF NAME

Total properties: 34

Patent #:	6288661	Issue Dt:	09/11/2001	Application #:	09419148	Filing Dt:	10/15/1999
Title:	A/D CONVERTER WITH VOLTAGE/CHARGE SCALING

Patent #:	6615324	Issue Dt:	09/02/2003	Application #:	09479551	Filing Dt:	01/07/2000
Title:	EMBEDDED MICROPROCESSOR MULTI-LEVEL SECURITY SYSTEM IN FLASH MEMORY

Patent #:	6738858	Issue Dt:	05/18/2004	Application #:	09583260	Filing Dt:	05/31/2000
Title:	CROSS-BAR MATRIX FOR CONNECTING DIGITAL RESOURCES TO I/O PINS OF AN INTEGRATED CIRCUIT

Patent #:	6384763	Issue Dt:	05/07/2002	Application #:	09583341	Filing Dt:	05/31/2000
Title:	SEGEMENTED D/A CONVERTER WITH ENHANCED DYNAMIC RANGE

Patent #:	6433717	Issue Dt:	08/13/2002	Application #:	09584217	Filing Dt:	05/31/2000
Title:	D/A RESISTOR STRINGS WITH CROSS COUPLING SWITCHES

Patent #:	6839795	Issue Dt:	01/04/2005	Application #:	09584308	Filing Dt:	05/31/2000
Title:	PRIORITY CROSS-BAR DECODER

Patent #:	6400300	Issue Dt:	06/04/2002	Application #:	09584311	Filing Dt:	05/31/2000
Title:	D/A CONVERTER STREET EFFECT COMPENSATION

Patent #:	6456220	Issue Dt:	09/24/2002	Application #:	09595959	Filing Dt:	06/19/2000
Title:	ANALOG-TO-DIGITAL CONVERTER FOR PROCESSING DIFFERENTIAL AND SINGLE-ENDED INPUTS

Patent #:	6300889	Issue Dt:	10/09/2001	Application #:	09596458	Filing Dt:	06/19/2000
Title:	System on chip with adc having serial test mode

Patent #:	6452778	Issue Dt:	09/17/2002	Application #:	09596785	Filing Dt:	06/19/2000
Title:	PARASITIC INSENSITIVE CAPACITOR IN D/A CONVERTER

Patent #:	6313779	Issue Dt:	11/06/2001	Application #:	09637493	Filing Dt:	08/11/2000
Title:	Comparator-amplifier configuration in an ADC

Patent #:	6307497	Issue Dt:	10/23/2001	Application #:	09638095	Filing Dt:	08/11/2000
Title:	Programmable gain ADC

Patent #:	6448916	Issue Dt:	09/10/2002	Application #:	09668871	Filing Dt:	09/25/2000
Title:	DUAL SUB-DAC RESISTOR STRINGS WITH ANALOG INTERPOLATION

Patent #:	6448917	Issue Dt:	09/10/2002	Application #:	09668882	Filing Dt:	09/25/2000
Title:	DAC USING CURRENT SOURCE DRIVING MAIN RESISTOR STRING

Patent #:	6507215	Issue Dt:	01/14/2003	Application #:	09837918	Filing Dt:	04/18/2001
Title:	PROGRAMMABLE DRIVER FOR AN I/O PIN OF AN INTEGRATED CIRCUIT

Patent #:	6509758	Issue Dt:	01/21/2003	Application #:	09837921	Filing Dt:	04/18/2001
Publication #:	US20020153923	Pub Dt:	10/24/2002
Title:	IC WITH DIGITAL AND ANALOG CIRCUITS AND MIXED SIGNAL I/O PINS

Patent #:	7171542	Issue Dt:	01/30/2007	Application #:	09885459	Filing Dt:	06/19/2001
Title:	RECONFIGURABLE INTERFACE FOR COUPLING FUNCTIONAL INPUT/OUTPUT BLOCKS TO LIMITED NUMBER OF I/O PINS

Patent #:	6529152	Issue Dt:	03/04/2003	Application #:	09901845	Filing Dt:	07/09/2001
Title:	HIGH PRECISION SAR CONVERTER USING RESISTOR STRIP WITH AUTO ZEROING FUNCTION

Patent #:	6559629	Issue Dt:	05/06/2003	Application #:	09901851	Filing Dt:	07/09/2001
Title:	SUPPLY VOLTAGE MONITOR USING BANDGAP DEVICE WITHOUT FEEDBACK

Patent #:	7284106	Issue Dt:	10/16/2007	Application #:	09901918	Filing Dt:	07/09/2001
Title:	METHOD AND APPARATUS FOR PROTECTING INTERNAL MEMORY FROM EXTERNAL ACCESS

Patent #:	6968472	Issue Dt:	11/22/2005	Application #:	10127185	Filing Dt:	04/22/2002
Publication #:	US20030200359	Pub Dt:	10/23/2003
Title:	SERIAL DATA INTERFACE

Patent #:	6724336	Issue Dt:	04/20/2004	Application #:	10141462	Filing Dt:	05/07/2002
Publication #:	US20020163460	Pub Dt:	11/07/2002
Title:	SEGMENTED D/A CONVERTER WITH ENHANCED DYNAMIC RANGE

Patent #:	6642877	Issue Dt:	11/04/2003	Application #:	10217659	Filing Dt:	08/13/2002
Publication #:	US20020186158	Pub Dt:	12/12/2002
Title:	METHOD OF FORMING D/A RESISTOR STRINGS WITH CROSS COUPLING SWITCHES

Patent #:	7395447	Issue Dt:	07/01/2008	Application #:	10244344	Filing Dt:	09/16/2002
Publication #:	US20040054835	Pub Dt:	03/18/2004
Title:	PRECISION OSCILLATOR FOR AN ASYNCHRONOUS TRANSMISSION SYSTEM

Patent #:	6917658	Issue Dt:	07/12/2005	Application #:	10244728	Filing Dt:	09/16/2002
Publication #:	US20040057544	Pub Dt:	03/25/2004
Title:	CLOCK RECOVERY METHOD FOR BURSTY COMMUNICATIONS

Patent #:	6879004	Issue Dt:	04/12/2005	Application #:	10288188	Filing Dt:	11/05/2002
Publication #:	US20040084729	Pub Dt:	05/06/2004
Title:	HIGH VOLTAGE DIFFERENCE AMPLIFIER WITH SPARK GAP ESD PROTECTION

Patent #:	6886089	Issue Dt:	04/26/2005	Application #:	10295585	Filing Dt:	11/15/2002
Publication #:	US20040098557	Pub Dt:	05/20/2004
Title:	METHOD AND APPARATUS FOR ACCESSING PAGED MEMORY WITH INDIRECT ADDRESSING

Patent #:	6898689	Issue Dt:	05/24/2005	Application #:	10295721	Filing Dt:	11/15/2002
Publication #:	US20040098560	Pub Dt:	05/20/2004
Title:	PAGING SCHEME FOR A MICROCONTROLLER FOR EXTENDING AVAILABLE REGISTER SPACE

Patent #:	6885219	Issue Dt:	04/26/2005	Application #:	10341396	Filing Dt:	01/13/2003
Publication #:	US20030151427	Pub Dt:	08/14/2003
Title:	PROGRAMMABLE DRIVER FOR AN I/O PIN OF AN INTEGRATED CIRCUIT

Patent #:	6900660	Issue Dt:	05/31/2005	Application #:	10347709	Filing Dt:	01/21/2003
Publication #:	US20030107397	Pub Dt:	06/12/2003
Title:	IC WITH DIGITAL AND ANALOG CIRCUITS AND MIXED SIGNAL I/O PINS

Patent #:	6794856	Issue Dt:	09/21/2004	Application #:	10430517	Filing Dt:	05/06/2003
Publication #:	US20030197495	Pub Dt:	10/23/2003
Title:	PROCESSOR BASED INTERGRATED CIRCUIT WITH A SUPPLY VOLTAGE MONITOR USING BANDGAP DEVICE WITHOUT FEEDBACK

Patent #:	7362554	Issue Dt:	04/22/2008	Application #:	10431942	Filing Dt:	05/08/2003
Publication #:	US20040223273	Pub Dt:	11/11/2004
Title:	ELECTROSTATIC DISCHARGE (ESD) CLAMP USING OUTPUT DRIVER

Patent #:	6882298	Issue Dt:	04/19/2005	Application #:	10453369	Filing Dt:	06/03/2003
Publication #:	US20040246160	Pub Dt:	12/09/2004
Title:	SAR ANALOG-TO-DIGITAL CONVERTER WITH TWO SINGLE ENDED INPUTS

Patent #:	7502883	Issue Dt:	03/10/2009	Application #:	10625580	Filing Dt:	07/23/2003
Publication #:	US20050020144	Pub Dt:	01/27/2005
Title:	USB INTEGRATED MODULE

Assignor

CYGNAL INTEGRATED PRODUCTS, INC.

Exec Dt:

12/10/2003

Assignee

SILICON LABS CP, INC.

7000 W. WILLIAM CANNON DR.

BLDG, 2, SUITE 210

AUSTIN, TEXAS 78735

Correspondence name and address
	GREGORY M. HOWISON
	P.O. BOX 741715
	DALLAS, TX 75374-1715

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