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 251–275 of 337 patents

Patent #TitleCo-InventorsDate
9048738 Systems and methods for zero voltage switching in power conversion systems Huawei Lv 2015-06-02
9000681 Systems and methods for current matching of LED channels Jiqing Yang, Meng Li, Liqiang Zhu 2015-04-07
8981832 Amplification systems and methods with distortion reductions Tingzhi Yuan, Yunchao Zhang, Zhiqiang Sun 2015-03-17
8982585 Systems and methods for primary-side regulation in off-line switching-mode flyback power conversion system 2015-03-17
8975957 Amplification systems and methods with one or more channels Tingzhi Yuan, Yaozhang Chen 2015-03-10
8971062 Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation Xiaomin Huang, Yaming Cao, Xiuhong Zhang 2015-03-03
8953342 Systems and methods for regulating power conversion systems with output detection and synchronized rectifying mechanisms 2015-02-10
8947012 Systems and methods for current matching of LED strings Qiang Luo, Zhiliang Chen 2015-02-03
8947136 Systems and methods of signal synchronization for driving light emitting diodes Yongsheng Su, Liqiang Zhu, Qiang Luo 2015-02-03
8941324 Systems and methods for dimming control with capacitive loads Jun Zhou, Zhongliang Xiong, Miao Li, Yaming Cao, Qiang Luo 2015-01-27
8917527 Systems and methods for constant current control with primary-side sensing and regulation in various operation modes Guo Wei Lin 2014-12-23
8897037 Systems and methods for reducing standby power consumption of switch-mode power converters Yingchieh Lin, Bo Li 2014-11-25
8891256 Systems and methods for flyback power converters with switching frequency and peak current adjustments Guo Wei Lin 2014-11-18
8879283 System and method providing protection in the event of current sensing failure for power converter Dongze Yang, Yaming Cao, Yunchao Zhang 2014-11-04
8879289 Systems and methods for flyback power converters with switching frequency and peak current adjustments based on changes in feedback signals Yuan Lin, Zhenglan Xia, Xiuhong Zhang 2014-11-04
8837175 Systems and methods for adaptive switching frequency control in switching-mode power conversion systems 2014-09-16
8824173 Systems and methods for constant voltage control and constant current control Zhiqiang Sun 2014-09-02
8811042 Systems and methods for protecting power conversion systems under open and/or short circuit conditions 2014-08-19
8736187 Systems and methods for controlling brightness of cold-cathode fluorescent lamps with wide dimming range and adjustable minimum brightness Miao Li, Liqiang Zhu 2014-05-27
8736345 Systems and methods of level shifting for voltage drivers Chao Yao, Tingzhi Yuan, Qiang Luo, Zhiliang Chen 2014-05-27
8723558 Systems and methods for driving a bipolar junction transistor by adjusting base current with time Xiangkun Zhai, Yuan Lin, Xiaomin Huang 2014-05-13
8648630 Systems and methods for driving transistors with high threshold voltages Jiqing Yang, Meng Li, Qiang Luo 2014-02-11
8618885 Low frequency oscillator for burst-mode dimming control for CCFL driver system Liqiang Zhu 2013-12-31
8611106 Systems and methods for adjusting current consumption of control chips to reduce standby power consumption of power converters 2013-12-17
8598806 Systems and methods for intelligent control of cold-cathode fluorescent lamps Miao Li, Liqiang Zhu, Jun Zhou 2013-12-03