1
Jing Tao Tan, Qiu Hua Zhu, Chang Zan Ma, De Gang Yi, Wen Yin Tsai, Jian Ping Ying: Three-level AC generating circuit and control method thereof. Delta Electronics, Volpe And Koenig P C, April 27, 2010: US07706163 (16 worldwide citation)

The present invention provides a three-level ac generating circuit and the control method thereof. The three-level ac generating circuit includes a three-level boosting circuit connected to an input source and including a positive boosting portion and a negative boosting portion; and a three-level i ...


2
Hong Shan Tao, Hong Jian Gan, Jian Ping Ying: Resonance converter and synchronous rectification driving method thereof. Delta Electronics, Volpe And Koenig P C, October 6, 2009: US07599198 (14 worldwide citation)

A resonance converter and a synchronous rectification driving method thereof are provided. The resonance converter includes a switch circuit having at least two first switches, a resonance circuit having a resonance frequency, a transformer, and a full-wave rectification circuit having two second sw ...


3
Xiao Ju Hu, Chen Yang Liu, Jian Ping Ying: Electronic ballast and controlling method thereof. Delta Electronics, Harness Dickey & Pierce, February 13, 2007: US07176639 (8 worldwide citation)

An improved electronic ballast for providing an electrical energy to a fluorescent lamp circuit is provided. It includes a pre-heating inductor; a first resonant circuit connected to the pre-heating inductor in parallel and coupled to the fluorescent lamp circuit for pre-heating the fluorescent lamp ...


4
Yu Zhang, Cheng Lu, Jian Ping Ying: Sensorless control apparatus and method for induction motor. Delta Electronics, Volpe and Koenig P C, May 8, 2012: US08174217 (5 worldwide citation)

A control apparatus for an induction motor is provided and includes a rotating-speed locked loop and a feed-forward magnetizing-axis angular position emulator. The rotating-speed locked loop emulates a speed control loop of the induction motor for producing an emulated torque current and an emulated ...


5
Jian Hong Zeng, Yi Qing Ye, Chao Yan, Jian Ping Ying, Guo Dong Yin: Resonant converter and voltage stabilizing method thereof. Delta Electronics, Volpe and Koenig P C, April 6, 2010: US07692937 (4 worldwide citation)

A resonant converter and voltage stabilizing method thereof are provided. The resonant converter includes a converting stage circuit, a diode-rectifying stage circuit, a filter and load stage circuit, a logic circuit, a driving circuit, and an energy-recycling circuit. The method includes steps of r ...


6
Jian Hong Zeng, Wei Yang, Shou Yu Hong, Jian Ping Ying: Assembled circuit and electronic component. Delta Electronics, Litron Patent & Trademark Office, Min Lee Teng, January 7, 2014: US08624701 (3 worldwide citation)

An assembled circuit comprising a substrate, a coil, a first conductive segment, a second conductive segment, a first through-hole connector and a second through-hole connector is disclosed. The first conductive segment is electrically connected to one end of the first through-hole connector, the ot ...


7
Jian Ping Ying, Ai Bin Qiu, Jian Hong Zeng, Zi Ying Zhou: Sampling method with adjusting duty ratios. Delta Electronics, Volpe and Koenig P C, June 1, 2010: US07729140 (3 worldwide citation)

A sampling method with adjusting duty ratios is provided and includes the following steps. A first working pulse signal which has a pulse-width duty ratio D in a switching period Ts is provided. A first adjusting period comprising first N successive switching periods of the first working pulse signa ...


8
Chao Yan, Hao Yi Ye, Hong Yang Wu, Jian Hong Zeng, Jian Ping Ying: Converter with synchronous rectifier with ZVS. Delta Electronics, Volpe and Koenig P C, August 29, 2006: US07099161 (3 worldwide citation)

A control method for a first synchronous rectifier and a second synchronous rectifier in a switching power converter is presented. The switching power converter includes a transformer, and a first switching device and a second switching device connected in series and in parallel with an input voltag ...


9
Jing Tao Tan, Zhi Qiang Jiang, Yang Li, Qui Hua Zhu, Jian Ping Ying, Wen yin Tsai: Integrated converter having three-phase power factor correction. Delta Electronics, Volpe and Koenig P C, November 11, 2008: US07450408 (3 worldwide citation)

An integrated converter having three-phase power factor correction is provided. The integrated converter includes two PFC circuits. Two DC/DC converters are controlled and switched by the integrated converter in accordance with a three-phase AC power source so as to convert the AC power source into ...


10
Jian Hong Zeng, Wei Yang, Shou Yu Hong, Jian Ping Ying: Assembled circuit and electronic component. Delta Electronics, Litron Patent & Trademark Office, Min Lee Teng, October 9, 2012: US08283789 (2 worldwide citation)

An assembled circuit comprising an inductive component, a connecting conductor, and a first electronic component is disclosed. The connecting conductor is adapted to wrap a first surface of the inductive component. The first electronic component stacks on the inductive component. The assembled circu ...



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