Inventor
NORSWORTHY STEVEN R
US27 patents
⚠️ This page may combine multiple inventors who share the name “NORSWORTHY STEVEN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ST MICROELECTRONICS NV
9 patentsUS7276966B1Oct 2, 2007
Radio frequency envelope apparatus and method
ST MICROELECTRONICS NV29 citations91
US7561635B2Jul 14, 2009
Variable coder apparatus for resonant power conversion and method
ST MICROELECTRONICS NV12 citations84
US7924937B2Apr 12, 2011
Resonant power converter for radio frequency transmission and method
ST MICROELECTRONICS NV12 citations81
US7116253B2Oct 3, 2006
Radio frequency digital-to-analog converter
ST MICROELECTRONICS NV12 citations81
US7471226B2Dec 30, 2008
Radio frequency digital-to-analog converter
ST MICROELECTRONICS NV5 citations70
US8019035B2Sep 13, 2011
Noise shaped interpolator and decimator apparatus and method
ST MICROELECTRONICS NV3 citations63
US7525455B2Apr 28, 2009
Coder apparatus for resonant power conversion and method
ST MICROELECTRONICS NV6 citations63
US9325488B2Apr 26, 2016
Noise shaped interpolator and decimator apparatus and method
ST MICROELECTRONICS NV0 citations52
US9130700B2Sep 8, 2015
Noise shaped interpolator and decimator apparatus and method
ST MICROELECTRONICS NV0 citations52
AT & T CORP
6 patentsUS5512898AApr 30, 1996
Data converter with minimum phase FIR filter and method for calculating filter coefficients
AT & T CORP42 citations92
US5457456AOct 10, 1995
Data converter with programmable decimation or interpolation factor
AT & T CORP36 citations92
US5424739AJun 13, 1995
Device and method for digitally shaping the quantization noise of an N-bit digital signal, such as for digital-to-analog conversion
AT & T CORP32 citations92
US5483238AJan 9, 1996
Data converter with gain scaling including dither
AT & T CORP15 citations74
US5530442AJun 25, 1996
Circuit and method for testing a dithered analog-to-digital converter
AT & T CORP17 citations73
US5420584AMay 30, 1995
Data converter with barrel shifter
AT & T CORP4 citations63
IQ ANALOG CORP
4 patentsUS9979582B1May 22, 2018
Multi-zone analog-to-digital converter (ADC)
IQ ANALOG CORP5 citations83
US10033398B1Jul 24, 2018
Multi-zone digital-to-analog converter (DAC)
IQ ANALOG CORP3 citations72
US10498350B2Dec 3, 2019
Multi-nyquist zone digital-to-analog converter (DAC)
IQ ANALOG CORP0 citations51
US10110409B1Oct 23, 2018
Multi-nyquist zone analog-to-digital converter (ADC)
IQ ANALOG CORP1 citations51
AT & T BELL LAB
3 patentsUS5144308ASep 1, 1992
Idle channel tone and periodic noise suppression for sigma-delta modulators using high-level dither
AT & T BELL LAB106 citations96
US5287296AFeb 15, 1994
Clock generators having programmable fractional frequency division
AT & T BELL LAB26 citations91
US5353309AOct 4, 1994
ISDN transmitter
AT & T BELL LAB13 citations74