LF

Lieyi Fang

OC On-Bright Electronics (Shanghai) Co.: 311 patents #1 of 55Top 2%
GC Guangzhou On-Bright Electronics Co.: 19 patents #1 of 9Top 15%
TI Texas Instruments: 6 patents #2,401 of 12,488Top 20%
📍 Shanghai, TX: #1 of 161 inventorsTop 1%
Overall (All Time): #976 of 4,157,543Top 1%
337
Patents All Time

Issued Patents All Time

Showing 276–300 of 337 patents

Patent #TitleCo-InventorsDate
8587226 Driver system and method with cyclic configuration for multiple cold-cathode fluorescent lamps and/or external-electrode fluorescent lamps Changshan Zhang, Zhiliang Chen, Shifeng Zhao 2013-11-19
8570771 Systems and methods of primary-side sensing and regulation for flyback power converter with high stability Xiaomin Huang 2013-10-29
8559152 System and method providing over current protection based on duty cycle information for power converter Yaming Cao, Jinya Dong, Yunchao Zhang 2013-10-15
8558609 Amplification systems and methods with noise reductions Yunchao Zhang, Tingzhi Yuan 2013-10-15
8536851 Quasi-resonant systems and methods with multi-mode control Yuan Lin, Jun Ye 2013-09-17
8537573 System and method for providing control for switch-mode power supply Jun Ye, Zhen Zhu, Shifeng Zhao, Zhiliang Chen 2013-09-17
8526203 Systems and methods for constant voltage mode and constant current mode in flyback power converter with primary-side sensing and regulation Xiaomin Huang, Yaming Cao, Xiuhong Zhang 2013-09-03
8519754 Systems and methods of signal synchronization for driving light emitting diodes Yongsheng Su, Liqiang Zhu, Qiang Luo 2013-08-27
8488342 Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation Yunchao Zhang, Yaming Cao, Xiaomin Huang, Xiuhong Zhang 2013-07-16
8482946 System and method providing over current and over power protection for power converter Shifeng Zhao, Bo Li, Zhiliang Chen 2013-07-09
8432099 Systems and methods for controlling brightness of cold-cathode fluorescent lamps with wide dimming range and adjustable minimum brightness Miao Li, Liqiang Zhu 2013-04-30
8395425 High-precision oscillator systems with feed forward compensation for CCFL driver systems and methods thereof Liqiang Zhu, Miao Li 2013-03-12
8391332 System and method for controlling variations of switching frequency Jun Ye, Zhen Zhu, Shifeng Zhao, Zhiliang Chen 2013-03-05
8384366 System and method for providing stable control for power systems Yuan Lin, Jun Ye 2013-02-26
8379415 Systems and methods for reducing EMI in switch mode converter systems Zhiliang Chen, Xiuhong Zhang, Jun Ye, Shifeng Zhao 2013-02-19
8344715 System and method for adaptive switching frequency control Jun Ye, Zhen Zhu, Shifeng Zhao, Zhiliang Chen 2013-01-01
8344643 Driver system and method for multiple cold-cathode fluorescent lamps and/or external-electrode fluorescent lamps Changshan Zhang, Zhiliang Chen, Shifeng Zhao 2013-01-01
8339814 Method and system for efficient power control with multiple modes Xiuhong Zhang, Zhen Zhu, Yaming Cao 2012-12-25
8331112 Systems and methods of primary-side sensing and regulation for flyback power converter with high stability Xiaomin Huang 2012-12-11
8330525 System and method for driving bipolar transistors in switching power conversion Shifeng Zhao, Zhiliang Chen, Zhenhua Li 2012-12-11
8305776 Systems and methods for primary-side regulation in off-line switching-mode flyback power conversion system 2012-11-06
8228692 Systems and methods for adaptive switching frequency control in switching-mode power conversion systems 2012-07-24
8148909 Driver system and method with multi-function protection for cold-cathode fluorescent lamp and external-electrode fluorescent lamp Changshan Zhang, Jun Ye 2012-04-03
8125802 Systems and methods for reducing EMI in switch mode converter systems Zhiliang Chen, Xiuhong Zhang, Jun Ye, Shifeng Zhao 2012-02-28
8106641 System and method for providing stable control for power systems Yuan Lin, Jun Ye 2012-01-31