CL

Chuh-Ching Li

SG System General: 21 patents #5 of 105Top 5%
FS Fairchild Semiconductor: 2 patents #274 of 715Top 40%
RT Richtek Technology: 2 patents #184 of 459Top 45%
ON onsemi: 1 patents #1,116 of 1,901Top 60%
Overall (All Time): #145,603 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 25 most recent of 27 patents

Patent #TitleCo-InventorsDate
11139742 Switching controller circuit and method for controlling flyback power converter Wei-Hsu Chang, Ta-Yung Yang, Yu-Chang Chen, Chao-Chi Chen, Li-Di Lo +1 more 2021-10-05
11139744 Flyback power converter and secondary side controller circuit and control method thereof Wei-Hsu Chang, Ta-Yung Yang, Yu-Chang Chen, Chao-Chi Chen, Li-Di Lo +1 more 2021-10-05
11026309 LED drive circuit with a programmable input for LED lighting Ta-Yung Yang, Ming-Chieh Lee, Kuo-Hsien Huang 2021-06-01
11018597 Flyback power converter circuit and control circuit and control method thereof Ta-Yung Yang, Chao-Chi Chen, Chen-Hung Tsai 2021-05-25
10531528 LED drive circuit with a programmable input for LED lighting Ta-Yung Yang, Ming-Chieh Lee, Kuo-Hsien Huang 2020-01-07
10412796 LED drive circuit with a programmable input for LED lighting Ta-Yung Yang, Ming-Chieh Lee, Kuo-Hsien Huang 2019-09-10
9049764 LED drive circuit with a programmable input for LED lighting Ta-Yung Yang, Ming-Chieh Lee, Kuo-Hsien Huang 2015-06-02
8854841 High-speed reflected signal detection for primary-side controlled power converters Ta-Yung Yang, Li-Lien Lin, Sheng-Fu Hsu, Rui-Hong Lu 2014-10-07
8742677 LED drive circuit with a programmable input for LED lighting Ta-Yung Yang, Ming-Chieh Lee, Kuo-Hsien Huang 2014-06-03
8587964 Control circuit with burst mode and extended valley switching for quasi-resonant power converter Ta-Yung Yang, Jung-Sheng Chen, Chih-Hsien Hsieh 2013-11-19
8559196 Output voltage control circuit of power converter for light-load power saving Ta-Yung Yang, Wei-Hsuan Huang, Rui-Hong Lu, Jenn-yu G. Lin 2013-10-15
8432109 Method and apparatus for a LED driver with high power factor Ta-Yung Yang, Li-Lien Lin, Chih-Hsien Hsieh, Chi-Yin Lo, Kuo-Hsiem Huang 2013-04-30
8094468 Control circuit having off-time modulation to operate power converter at quasi-resonance and in continuous current mode Ta-Yung Yang, Ying-Chieh Su, Chih-Chi Chang 2012-01-10
7965528 Method and apparatus for measuring the switching current of power converter operated at continuous current mode Ta-Yung Yang, Sheng-Fu Hsu, Li-Lien Lin, Jung-Sheng Chen 2011-06-21
7701734 Detection circuit to detect input voltage of transformer and detecting method for the same Ta-Yung Yang 2010-04-20
7671578 Detection circuit for sensing the input voltage of transformer Ta-Yung Yang 2010-03-02
7663352 Control circuit for measuring and regulating output current of CCM power converter Ta-Yung Yang, Feng-Cheng Tsao 2010-02-16
7561447 Primary-side controlled switching regulator Ta-Yung Yang, Feng-Cheng Tsao 2009-07-14
7518416 Method and apparatus for detecting switching current of magnetic device operated in continuous current mode Ta-Yung Yang 2009-04-14
7492613 Control circuit of power converter having adaptive bias for detecting reflected voltage of transformer Ta-Yung Yang, Feng-Cheng Tsao 2009-02-17
7471121 Transistor drive circuit of power converter operating in a wide voltage range Ta-Yung Yang, Feng-Cheng Tsao, Jesse R. Wang 2008-12-30
7466569 Power converter having phase lock circuit for quasi-resonant soft switching Ta-Yung Yang, Rui-Hong Lu, Feng-Cheng Tsao, Tso-Min Chen 2008-12-16
7426120 Switching control circuit having a valley voltage detector to achieve soft switching for a resonant power converter Ta-Yung Yang, Rui-Hong Lu, Feng-Cheng Tsao, Pei-Sheng Tsu 2008-09-16
7405595 High-side transistor driver having positive feedback for improving speed and power saving Ta-Yung Yang, Yu-Min Chen 2008-07-29
7362592 Switching control circuit for primary-side controlled power converters Ta-Yung Yang, Guo-Kiang Hung, Jenn-yu G. Lin, Shao-Wei Chiu 2008-04-22