Matthew Man Ho Ku is an accomplished inventor based in Irvine, CA. He holds a total of 6 patents that showcase his expertise in LED technology and power supply systems. His innovative designs aim to enhance efficiency and reduce noise in electronic devices.

Latest Patents

Among his latest patents are the LED dimming device and the LED dimming and driving circuit. This LED dimming device multiplexes an inputting switch and/or a sampling module of the LED driving circuit for dimming. Notably, this device does not affect the sine waves of input current, thereby increasing power factor and work efficiency while reducing harmonic coefficients and interference signals. Another significant patent is the primary-side regulated modulation controller with improved transient response and audible noise. This invention discusses a switching mode power supply and a primary-side controlled PFM converter. The design introduces a time detector to monitor the waveform of primary-side sample voltage, generating a duty cycle that resolves issues related to audible noise and poor transient response from prior art PFM controllers.

Career Highlights

Matthew has worked with several companies, including Evergreen Micro Devices Co., Ltd. and Fremont Micro Devices Limited. His experience in these organizations has contributed to his development as a leading inventor in his field.

Collaborations

Some of his notable coworkers include Weiming Liao and Yue Zheng. Their collaboration has likely fostered an environment of innovation and creativity in their projects.

Conclusion

Matthew Man Ho Ku's contributions to the field of electronics through his patents reflect his commitment to innovation and efficiency. His work continues to influence advancements in LED technology and power supply systems.

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