Inventor
CHOU GERCHIH
US48 patents
⚠️ This page may combine multiple inventors who share the name “CHOU GERCHIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REALTEK SEMICONDUCTOR CORP
37 patentsUS7498856B2Mar 3, 2009
Fractional-N frequency synthesizer
REALTEK SEMICONDUCTOR CORP58 citations98
US7496161B2Feb 24, 2009
Adaptive equalization system for a signal receiver
REALTEK SEMICONDUCTOR CORP66 citations98
US10998061B1May 4, 2021
Memory system and memory access interface device thereof
REALTEK SEMICONDUCTOR CORP9 citations85
US10978118B1Apr 13, 2021
DDR SDRAM signal calibration device and method
REALTEK SEMICONDUCTOR CORP7 citations84
US10522204B1Dec 31, 2019
Memory signal phase difference calibration circuit and method
REALTEK SEMICONDUCTOR CORP14 citations84
US7629854B2Dec 8, 2009
Switch-capacitor loop filter for phase lock loops
REALTEK SEMICONDUCTOR CORP13 citations84
US7492197B2Feb 17, 2009
Charge pump circuit with regulated current output
REALTEK SEMICONDUCTOR CORP9 citations84
US7388407B2Jun 17, 2008
Variable delay clock synthesizer
REALTEK SEMICONDUCTOR CORP9 citations84
US7274232B2Sep 25, 2007
Variable delay clock synthesizer
REALTEK SEMICONDUCTOR CORP12 citations84
US10347325B1Jul 9, 2019
DDR4 memory I/O driver
REALTEK SEMICONDUCTOR CORP11 citations82
US7403064B2Jul 22, 2008
Dynamically accelerated operational amplifier and method thereof
REALTEK SEMICONDUCTOR CORP14 citations81
US7924113B2Apr 12, 2011
Integrated front-end passive equalizer and method thereof
REALTEK SEMICONDUCTOR CORP6 citations74
US7583117B2Sep 1, 2009
Delay lock clock synthesizer and method thereof
REALTEK SEMICONDUCTOR CORP7 citations74
US7477180B2Jan 13, 2009
Noise shaping comparator based switch capacitor circuit and method thereof
REALTEK SEMICONDUCTOR CORP7 citations74
US7405604B2Jul 29, 2008
Variable delay clock circuit and method thereof
REALTEK SEMICONDUCTOR CORP6 citations74
US7277516B2Oct 2, 2007
Adaptive equalization system for a signal receiver
REALTEK SEMICONDUCTOR CORP9 citations74
US10741231B1Aug 11, 2020
Memory access interface device including phase and duty cycle adjusting circuits for memory access signals
REALTEK SEMICONDUCTOR CORP4 citations73
US9570130B2Feb 14, 2017
Memory system and memory physical layer interface circuit
REALTEK SEMICONDUCTOR CORP6 citations73
US8363774B2Jan 29, 2013
Methods and apparatuses of serial link transceiver without external reference clock
REALTEK SEMICONDUCTOR CORP6 citations73
US10698846B2Jun 30, 2020
DDR SDRAM physical layer interface circuit and DDR SDRAM control device
REALTEK SEMICONDUCTOR CORP4 citations72
US10643685B1May 5, 2020
Control circuit, sampling circuit for synchronous dynamic random-access memory, method of reading procedure and calibration thereof
REALTEK SEMICONDUCTOR CORP2 citations72
US10630289B1Apr 21, 2020
On-die-termination circuit and control method for of the same
REALTEK SEMICONDUCTOR CORP3 citations72
US10916278B1Feb 9, 2021
Memory controller and memory data receiving method for generate better sampling clock signal
REALTEK SEMICONDUCTOR CORP4 citations71
US8040167B1Oct 18, 2011
Method and apparatus for charge leakage compensation for charge pump
REALTEK SEMICONDUCTOR CORP6 citations63
US7969202B2Jun 28, 2011
Fractional-N frequency synthesizer
REALTEK SEMICONDUCTOR CORP4 citations63
US7560991B2Jul 14, 2009
Dynamically compensated operational amplifier
REALTEK SEMICONDUCTOR CORP4 citations63
US7492845B2Feb 17, 2009
Adaptive equalization system for a signal receiver
REALTEK SEMICONDUCTOR CORP2 citations63
US7450041B2Nov 11, 2008
Error cancelling comparator based switch capacitor circuit and method thereof
REALTEK SEMICONDUCTOR CORP6 citations63
US11315656B1Apr 26, 2022
Detection circuit and detection method
REALTEK SEMICONDUCTOR CORP0 citations61
US11270745B2Mar 8, 2022
Method of foreground auto-calibrating data reception window and related device
REALTEK SEMICONDUCTOR CORP1 citations61
US10998020B1May 4, 2021
Memory system and memory access interface device thereof
REALTEK SEMICONDUCTOR CORP1 citations61
US12417795B2Sep 16, 2025
Physical layer circuit, write leveling training circuit and method for calibrating access control signal transmitted to memory device
REALTEK SEMICONDUCTOR CORP0 citations52
US11816352B2Nov 14, 2023
Electronic device, data strobe gate signal generator circuit and data strobe gate signal generating method
REALTEK SEMICONDUCTOR CORP0 citations52
US10056124B2Aug 21, 2018
Memory control device for repeating data during a preamble signal or a postamble signal and memory control method
REALTEK SEMICONDUCTOR CORP0 citations51
US11251801B2Feb 15, 2022
Frequency adjusting apparatus and frequency adjusting method
REALTEK SEMICONDUCTOR CORP0 citations49
US9948280B1Apr 17, 2018
Two-capacitor-based filter design method and two-capacitor-based filter
REALTEK SEMICONDUCTOR CORP0 citations41
US10382232B2Aug 13, 2019
Memory controller with adjustable impedance for output terminal
REALTEK SEMICONDUCTOR CORP0 citations39
CUBE INC I
4 patentsUS5717871AFeb 10, 1998
Crossbar switch with input/output buffers having multiplexed control inputs
CUBE INC I112 citations96
US5734334AMar 31, 1998
Programmable port for crossbar switch
CUBE INC I90 citations94
US5710550AJan 20, 1998
Apparatus for programmable signal switching
CUBE INC I26 citations92
US5790048AAug 4, 1998
Crosspoint switch with bank-switched memory
CUBE INC I24 citations91
INFINEON TECHNOLOGIES CORP
3 patentsUS6614842B1Sep 2, 2003
FIR filter architecture for 100Base-TX receiver
INFINEON TECHNOLOGIES CORP44 citations91
US7254194B2Aug 7, 2007
Automatic gain control for communication receivers
INFINEON TECHNOLOGIES CORP20 citations82
US7002931B2Feb 21, 2006
Power efficient line driver with high performance echo cancellation for 1000BASE-T
INFINEON TECHNOLOGIES CORP5 citations61