Inventor
HEROLD BARRY W
US49 patents
Patents
49 patentsUS4893271AJan 9, 1990
Synthesized clock microcomputer with power saving
MOTOROLA INC235 citations99
US6311167B1Oct 30, 2001
Portable 2-way wireless financial messaging unit
MOTOROLA INC128 citations96
US6275540B1Aug 14, 2001
Selective call receiver having an apparatus for modifying an analog signal to a digital signal and method therefor
MOTOROLA INC73 citations96
US5630152AMay 13, 1997
Communication protocol between master and slave device with register information sharing
MOTOROLA INC62 citations96
US5303227AApr 12, 1994
Method and apparatus for enhanced modes in SPI communication
MOTOROLA INC82 citations96
US5128632AJul 7, 1992
Adaptive lock time controller for a frequency synthesizer and method therefor
MOTOROLA INC67 citations96
US5063533ANov 5, 1991
Reconfigurable deinterleaver/interleaver for block oriented data
MOTOROLA INC105 citations96
US5051881ASep 24, 1991
Voltage multiplier
MOTOROLA INC62 citations96
US4901036AFeb 13, 1990
Frequency synthesizer with an interface controller and buffer memory
MOTOROLA INC55 citations96
US4896122AJan 23, 1990
Multiple bandwidth crystal controlled oscillator
MOTOROLA INC61 citations96
US5481651AJan 2, 1996
Method and apparatus for minimizing mean calculation rate for an active addressed display
MOTOROLA INC30 citations93
US6218973B1Apr 17, 2001
Binary random number generator
MOTOROLA INC35 citations92
US6087894AJul 11, 2000
Low power precision current reference
MOTOROLA INC21 citations92
US5789973AAug 4, 1998
Resistorless operational transconductance amplifier circuit
MOTOROLA INC31 citations92
US5576664ANov 19, 1996
Discrete time digital phase locked loop
MOTOROLA INC41 citations92
US5373249ADec 13, 1994
Complementary cascode push-pull amplifier
MOTOROLA INC20 citations92
US5058204AOct 15, 1991
Synthesized selective call receiver having variable characteristics
MOTOROLA INC24 citations92
US4991187AFeb 5, 1991
High speed prescaler
MOTOROLA INC25 citations92
US4953187AAug 28, 1990
High speed prescaler
MOTOROLA INC30 citations92
US4926141AMay 15, 1990
Frequency synthesizer with improved automatic control of loop bandwidth selection
MOTOROLA INC46 citations92
US5644743AJul 1, 1997
Hybrid analog-digital phase error detector
MOTOROLA INC22 citations91
US4893094AJan 9, 1990
Frequency synthesizer with control of start-up battery saving operations
MOTOROLA INC67 citations91
US6888573B2May 3, 2005
Digital pixel sensor with anti-blooming control
MOTOROLA INC17 citations84
US7176970B2Feb 13, 2007
Light sensing pixel sensor and method
MOTOROLA INC11 citations83
US4749991AJun 7, 1988
Turn off protection circuit
MOTOROLA INC21 citations82
US4506167AMar 19, 1985
High speed logic flip-flop latching arrangements including input and feedback pairs of transmission gates
MOTOROLA INC25 citations82
US5793825AAug 11, 1998
Method and apparatus for extending an operating frequency range of an instantaneous phase-frequency detector
MOTOROLA INC9 citations74
US5422911AJun 6, 1995
Frequency walled phase lock loop
MOTOROLA INC14 citations74
US5337007AAug 9, 1994
High efficiency class AB transconductance amplifier
MOTOROLA INC15 citations74
US5191321AMar 2, 1993
Single cell bimos electroluminescent display driver
MOTOROLA INC10 citations74
US5153854AOct 6, 1992
EEPROM memory system having selectable programming voltage for low power readability
MOTOROLA INC18 citations74
US5125107AJun 23, 1992
Diagnostic mode for a frequency synthesizer
MOTOROLA INC10 citations74
US5122778AJun 16, 1992
Serial word comparator
MOTOROLA INC12 citations74
US5113092AMay 12, 1992
Differential voltage comparator
MOTOROLA INC11 citations74
US4901033AFeb 13, 1990
Frequency synthesizer with dynamically programmable frequency range of selected loop bandwith
MOTOROLA INC19 citations74
US4518869AMay 21, 1985
Resistance comparator for switch detection
MOTOROLA INC12 citations74
US5630222AMay 13, 1997
Method and apparatus for generating multiple signals at multiple frequencies
MOTOROLA INC15 citations73
US5552750ASep 3, 1996
Method and apparatus for determining an instantaneous phase difference between two signals
MOTOROLA INC14 citations73
US5412336AMay 2, 1995
Self-biasing boot-strapped cascode amplifier
MOTOROLA INC14 citations73
US5363061ANov 8, 1994
Operational transconductance amplifier with matched outputs
MOTOROLA INC8 citations73
US5463306AOct 31, 1995
Apparatus for detecting completion of energy transfer in an inductive DC to DC converter
MOTOROLA INC9 citations72
US5754598AMay 19, 1998
Method and apparatus for controlling a phase lock loop
MOTOROLA INC7 citations71
US5651037AJul 22, 1997
Apparatus for preforming discrete-time analog queuing and computing in a communication system
MOTOROLA INC10 citations71
US5349695ASep 20, 1994
Selective call receiver having CMOS power-on reset circuit
MOTOROLA INC8 citations70
US5093612AMar 3, 1992
Secondary voltage supply and voltage clamping circuit
MOTOROLA INC2 citations63
US4527131AJul 2, 1985
Oscillating circuit exhibiting tolerance to crystal impedance variations
MOTOROLA INC4 citations63
US5880619AMar 9, 1999
Low power precision voltage splitter
MOTOROLA INC3 citations62
US5939911AAug 17, 1999
Frequency prescaler method and apparatus responsive to low input drive levels
MOTOROLA INC6 citations61
US5245342ASep 14, 1993
Analog to digital converter incorporating summing currents responsive to a digital output thereof
MOTOROLA INC0 citations42