Optoelectronic semiconductors; light emitting diodes; infrared emitting diodes; photodiodes; photo transistors; laser diodes; optoelectronic integrated circuits; semiconductor components; variastors; field effect transistors; microwave transistors; power MOS transistors; optoelectronic systems, modules and components; LED component, modules and display systems; LED traffic signal and subsystems; LED driver integrated circuits and LED blinking integrated circuits; LED lighting components; infrared thermal image components and systems; night vision components and systems; image security systems; transistors; varactors, optical coupler, photo darlington diodes; thermal pile infrared detectors; electronic signboard, LED displays; computer software, schottky diode, zener diode, LED Street Lighting, LED Automobile Lighting, LED Stage Lighting, LED Architectural Lighting