| 摘要 |
PURPOSE: A vehicle HUD(head-up display) apparatus is provided to stabilize a power source by eliminating excessive current, excessive voltage, and noise. CONSTITUTION: A power supply unit(200) outputs a constant voltage and a constant current by changing a power source of a vehicle. A wireless remote controller(300) comprises a plurality of buttons and outputs a key signal corresponding to a specific button pressed by an operator. A controller(400) controls a display location and a display type of a travel information image which is displayed on the front glass of the vehicle according to the key signal. A light amount sensing part(100) senses an amount of external light and outputs a brightness signal corresponding to the amount of external light. [Reference numerals] (100) Light amount sensing part; (200) Power supply unit; (300) Wireless remote controller; (400) Controller; (500) Expression unit; (AA) Cooling FAN; (BB) LED driver; (CC) CAN module; (DD) Battery; (EE) Generator
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