Abstract: The present invention relates to a naphthalimide sulfonate derivative, and a photoacid generator and a photoresist composition each comprising same and, more specifically, to a naphthalimide sulfonate derivative compound, and a photoacid generator and a photoresist composition each comprising same, wherein the compound has excellent absorbance for light of i-line (365 nm) wavelength, is greatly easy to prepare into a polymerizable composition due to very high solubility in an organic solvent, has good thermal stability, and shows a favorable acid generation rate.

Abstract: Disclosed are a system and method for controlling a voltage. The system includes a battery voltage measurer configured to measure a voltage of a battery of a vehicle, a sensor driver configured to supply a voltage applied from the battery to various sensors included in the vehicle, and a controller configured to decrease or increase the voltage applied form the battery to secure a required voltage value required by the sensor driver.