IC

Isaac Y. Chen

RT Richtek Technology: 99 patents #1 of 459Top 1%
RT Ricktek Technology: 1 patents #1 of 16Top 7%
Overall (All Time): #13,102 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 76–100 of 105 patents

Patent #TitleCo-InventorsDate
8704590 Control circuit for power converter and method thereof Yung-Chih Lai, Chien-Fu Tang, Jiun-Hung Pan 2014-04-22
8698472 Adjustable driver voltage source for a switching power supply and method for adjusting driver voltage in a switching power supply Tsung-Hsi Yang, Shao-Hung Lu, Wei-Haur Chan 2014-04-15
8687331 Protection to avoid abnormal operation caused by a shorted parameter setting pin of an integrated circuit Shao-Hung Lu, Jing-Meng Liu, Jo-Yu Wang, An-Tung Chen 2014-04-01
8674554 Power off delay circuit and method, and audio system with power off delay Chi-Hua Lin, Chien-Fu Tang, An-Tung Chen 2014-03-18
8643292 Digital dimming device and digital dimming method Chien-Fu Tang, An-Tung Chen 2014-02-04
8634212 Controller and controlling method for power converter Chien-Fu Tang, Jiun-Hung Pan 2014-01-21
8605845 Adaptive phase-shifted synchronization clock generation circuit and method for generating phase-shifted synchronization clock An-Tung Chen 2013-12-10
8570020 Frequency control circuit and method for a non-constant frequency voltage regulator Chien-Fu Tang 2013-10-29
8508203 Control circuit of switching regulator and control method thereof and transistor device therefor Chien-Fu Tang, Pei-Kai TSENG 2013-08-13
8451887 Phase interleaving control method for a multi-channel regulator system An-Tung Chen, Shao-Hung Lu 2013-05-28
8436664 Circuit and method for implementing power good and chip enable control by a multi-functional pin of an integrated circuit Jo-Yu Wang 2013-05-07
8400127 Average current regulator and driver circuit thereof and method for regulating average current An-Tung Chen, Chien-Fu Tang 2013-03-19
8369443 Single-wire asynchronous serial interface 2013-02-05
8350548 Frequency control circuit and method for a non-constant frequency voltage regulator Chien-Fu Tang 2013-01-08
8320149 Multi-chip module with master-slave analog signal transmission function Chien-Fu Tang 2012-11-27
8295022 Overstress protection apparatus and method Chien-Fu Tang, Chi-Hua Lin 2012-10-23
8269564 Frequency setting circuit and method for an integrated circuit Shao-Hung Lu 2012-09-18
8253507 Fixed-frequency control circuit and method for pulse width modulation Chien-Fu Tang 2012-08-28
8248139 Simple interleaved phase shift clock synchronization for master/slave scheme An-Tung Chen 2012-08-21
8203379 Mix mode wide range divider and method thereof Yueh-Ming Chen, Shao-Hung Lu 2012-06-19
8203321 Multi-functional DrMOS Nai-Yuan Liang, Shao-Hung Lu 2012-06-19
8193850 Mix mode wide range multiplier and method thereof Yueh-Ming Chen, Shao-Hung Lu 2012-06-05
8064534 Single-wire asynchronous serial interface 2011-11-22
7800425 On-chip mode-setting circuit and method for a chip Chien-Fu Tang 2010-09-21
7795755 Simple circuit and method for improving current balance accuracy of a power converter system Chien-Fu Tang 2010-09-14