Output voltage stabilization circuit of display device driving circuit

The present invention relates to an output voltage stabilization circuit. Specifically, the present invention relates to an output voltage stabilization circuit of a display device driving circuit, which generates a reference current dependent on a high source voltage using a current source independ...

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Bibliographische Detailangaben
Hauptverfasser: SONG HYUN MIN, KIM SANG WOO, JUNG SUNG WAN, HAN YUN TACK, KIM AN YOUNG, KWON YONG JUNG, SON YEONG JOON, SEO JUNG IL, KIM JI HUN, LEE HAE WON, NA JOON HO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to an output voltage stabilization circuit. Specifically, the present invention relates to an output voltage stabilization circuit of a display device driving circuit, which generates a reference current dependent on a high source voltage using a current source independent of a magnitude of the high source voltage, generates a reference current dependent on a low source voltage using a current source independent of a magnitude of the low source voltage, and then generates a control signal by comparing the magnitudes to each other, whereby the output voltage stabilization circuit may stabilize an output voltage regardless of an order in which the low source voltage and the high source voltage are turned off in a circuit using both the low source voltage and the high source voltage.