Douglas B. MacGregor

Person

Austin, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Coprocessor instruction format
- Patent number 5,021,991
- Issue date Jun 4, 1991
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coprocessor instruction format
- Patent number 4,994,961
- Issue date Feb 19, 1991
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for interrupting a coprocessor
- Patent number 4,914,578
- Issue date Apr 3, 1990
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcoded processor executing microroutines with a user specified...
- Patent number 4,887,203
- Issue date Dec 12, 1989
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for selectively evaluating an effective addres...
- Patent number 4,821,231
- Issue date Apr 11, 1989
- Motorola, Inc.
- Michael Cruess
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for selectively evaluating an effective addres...
- Patent number 4,811,274
- Issue date Mar 7, 1989
- Motorola, Inc.
- Michael Cruess
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcomputer with change of flow
- Patent number 4,763,253
- Issue date Aug 9, 1988
- Motorola, Inc.
- Mark W. Bluhm
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for selectively evaluating an effective addres...
- Patent number 4,758,978
- Issue date Jul 19, 1988
- Motorola, Inc.
- Michael Cruess
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for executing an instruction contingent upon a...
- Patent number 4,750,110
- Issue date Jun 7, 1988
- Motorola, Inc.
- David Mothersole
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcode testing of PLA's in a data processor
- Patent number 4,745,574
- Issue date May 17, 1988
- Motorola, Inc.
- Robert W. Aaron
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcode testing of a cache in a data processor
- Patent number 4,744,049
- Issue date May 10, 1988
- Motorola, Inc.
- John Kuban
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for coordinating execution of an instruction b...
- Patent number 4,731,736
- Issue date Mar 15, 1988
- Motorola, Inc.
- David Mothersole
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for coordinating execution of an instruction b...
- Patent number 4,729,094
- Issue date Mar 1, 1988
- Motorola, Inc.
- John Zolnowsky
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microcomputer which prioritizes instruction prefetch requests and d...
- Patent number 4,729,093
- Issue date Mar 1, 1988
- Motorola, Inc.
- David S. Mothersole
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coprocessor instruction format
- Patent number 4,715,013
- Issue date Dec 22, 1987
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for a compare and swap instruction
- Patent number 4,584,640
- Issue date Apr 22, 1986
- Motorola, Inc.
- Douglas MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for signed and unsigned bounds check
- Patent number 4,584,666
- Issue date Apr 22, 1986
- Motorola, Inc.
- John Zolnowsky
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor which can repeat the execution of instruction loops...
- Patent number 4,566,063
- Issue date Jan 21, 1986
- Motorola, Inc.
- John Zolnowsky
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtual machine data processor
- Patent number 4,524,415
- Issue date Jun 18, 1985
- Motorola, Inc.
- Marvin A. Mills
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor version validation
- Patent number 4,493,035
- Issue date Jan 8, 1985
- Motorola, Inc.
- Douglas B. MacGregor
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Virtual memory data processor
- Patent number 4,488,228
- Issue date Dec 11, 1984
- Motorola, Inc.
- Lester M. Crudele
- G06 - COMPUTING CALCULATING COUNTING

Douglas B. MacGregor

Person

Patents Grantslast 30 patents

Coprocessor instruction format

Coprocessor instruction format

Method and apparatus for interrupting a coprocessor

Microcoded processor executing microroutines with a user specified...

Method and apparatus for selectively evaluating an effective addres...

Method and apparatus for selectively evaluating an effective addres...

Microcomputer with change of flow

Method and apparatus for selectively evaluating an effective addres...

Method and apparatus for executing an instruction contingent upon a...

Microcode testing of PLA's in a data processor

Microcode testing of a cache in a data processor

Method and apparatus for coordinating execution of an instruction b...

Method and apparatus for coordinating execution of an instruction b...

Microcomputer which prioritizes instruction prefetch requests and d...

Coprocessor instruction format

Method and apparatus for a compare and swap instruction

Method and apparatus for signed and unsigned bounds check

Data processor which can repeat the execution of instruction loops...

Virtual machine data processor

Data processor version validation

Virtual memory data processor