Inventor
EWEN JOHN F
US12 patents
⚠️ This page may combine multiple inventors who share the name “EWEN JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
11 patentsUS5497337AMar 5, 1996
Method for designing high-Q inductors in silicon technology without expensive metalization
IBM279 citations98
US5301196AApr 5, 1994
Half-speed clock recovery and demultiplexer circuit
IBM144 citations97
US5440277AAug 8, 1995
VCO bias circuit with low supply and temperature sensitivity
IBM57 citations95
US6735731B2May 11, 2004
Architecture for built-in self-test of parallel optical transceivers
IBM42 citations88
US4831284AMay 16, 1989
Two level differential current switch MESFET logic
IBM21 citations81
US9369263B1Jun 14, 2016
Calibration of sampling phase and aperature errors in multi-phase sampling systems
IBM13 citations80
US8872587B2Oct 28, 2014
Generating negative impedance compensation
IBM15 citations80
US4694261ASep 15, 1987
Integrated high gain voltage controlled oscillator
IBM15 citations73
US4833425AMay 23, 1989
Analog macro embedded in a digital gate array
IBM10 citations66
US5381060AJan 10, 1995
Differential current switch to super buffer logic level translator
IBM4 citations62
US7888998B1Feb 15, 2011
Low-voltage CMOS error amplifier with implicit reference
IBM0 citations41