Inventor
GIRARDEAU JR JAMES W
US14 patents
⚠️ This page may combine multiple inventors who share the name “GIRARDEAU JR JAMES W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
13 patentsUS5241492AAug 31, 1993
Apparatus for performing multiply and accumulate instructions with reduced power and a method therefor
MOTOROLA INC146 citations97
US5644519AJul 1, 1997
Method and apparatus for a multiply and accumulate circuit having a dynamic saturation range
MOTOROLA INC64 citations95
US5487024AJan 23, 1996
Data processing system for hardware implementation of square operations and method therefor
MOTOROLA INC84 citations95
US5731769AMar 24, 1998
Multi-rate digital filter apparatus and method for sigma-delta conversion processes
MOTOROLA INC19 citations92
US5606319AFeb 25, 1997
Method and apparatus for interpolation and noise shaping in a signal converter
MOTOROLA INC26 citations92
US5486792AJan 23, 1996
Method and apparatus for calculating a divider in a digital phase lock loop
MOTOROLA INC22 citations92
US5128890AJul 7, 1992
Apparatus for performing multiplications with reduced power and a method therefor
MOTOROLA INC36 citations92
US5835746ANov 10, 1998
Method and apparatus for fetching and issuing dual-word or multiple instructions in a data processing system
MOTOROLA INC27 citations90
US6567424B1May 20, 2003
Apparatus and method for determining a synchronization signal
MOTOROLA INC9 citations73
US5956494ASep 21, 1999
Method, apparatus, and computer instruction for enabling gain control in a digital signal processor
MOTOROLA INC16 citations73
US5598448AJan 28, 1997
Method and apparatus for controlling a digital phase lock loop and within a cordless telephone
MOTOROLA INC17 citations73
US5826100AOct 20, 1998
Digital signal processor for executing multiple instruction words
MOTOROLA INC11 citations72
US5600674AFeb 4, 1997
Method and apparatus of an enhanced digital signal processor
MOTOROLA INC14 citations72