Inventor
CHANG WU-CHANG
TW9 patents
Patents
9 patentsUS7123077B2Oct 17, 2006
Four-phase charge pump circuit with reduced body effect
EMEMORY TECHNOLOGY INC27 citations90
US7576593B2Aug 18, 2009
Two-phase charge pump circuit without body effect
EMEMORY TECHNOLOGY INC9 citations82
US7450418B2Nov 11, 2008
Non-volatile memory and operating method thereof
EMEMORY TECHNOLOGY INC18 citations81
US9882566B1Jan 30, 2018
Driving circuit for non-volatile memory
EMEMORY TECHNOLOGY INC4 citations71
US12294367B2May 6, 2025
Level shifter with voltage stress durability and method for driving the same
EMEMORY TECHNOLOGY INC0 citations59
US10714155B2Jul 14, 2020
Charge pump circuit with low reverse current and low peak current
EMEMORY TECHNOLOGY INC0 citations49
US10224079B2Mar 5, 2019
Charge pump circuit with low reverse current and low peak current
EMEMORY TECHNOLOGY INC0 citations49
US10003258B2Jun 19, 2018
Charge pump circuit with a low reverse current
EMEMORY TECHNOLOGY INC0 citations49
US10333396B2Jun 25, 2019
Four-phase charge pump circuit
EMEMORY TECHNOLOGY INC0 citations39