Voltage Calibration Circuit And Related Liquid Crystal Display Device
First Claim
Patent Images
1. A voltage calibration circuit comprising:
- a coupling voltage detection circuit for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage; and
a common voltage circuit for adjusting a common voltage according to the compensation voltage and outputting the common voltage to a display module in a display phase.
1 Assignment
0 Petitions
Accused Products
Abstract
The present disclosure provides a voltage calibration circuit. The voltage calibration circuit includes a coupling voltage detection circuit and a common voltage circuit. The coupling voltage detection circuit is used for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage. The common voltage circuit is used for adjusting a common voltage according to the compensation voltage and outputting the common voltage to a display module in a display phase.
-
Citations
16 Claims
-
1. A voltage calibration circuit comprising:
-
a coupling voltage detection circuit for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage; and a common voltage circuit for adjusting a common voltage according to the compensation voltage and outputting the common voltage to a display module in a display phase. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A liquid crystal device (LCD) comprising:
-
a display module comprising a plurality of parasitic capacitances; a gate driving circuit for generating a plurality of gate signals; a source driving circuit coupled to the display module for outputting a display voltage to the display module; and a voltage calibration circuit comprising; a coupling voltage detection circuit for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage; and a common voltage circuit for adjusting a common voltage according to the compensation voltage and outputting the common voltage to a display module in a display phase.
-
-
9. A voltage calibration circuit comprising:
-
a coupling voltage detection circuit for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage; and a source driving voltage circuit for adjusting a display voltage according to the compensation voltage and outputting the display voltage to a display module in a display phase. - View Dependent Claims (10, 11, 12, 13, 14, 15)
-
-
16. A liquid crystal device (LCD) comprising:
-
a display module comprising a plurality of parasitic capacitances; a gate driving circuit for generating a plurality of gate signals; and a voltage calibration circuit comprising; a coupling voltage detection circuit for detecting a coupling voltage in an initial phase and generating a compensation voltage according to the coupling voltage; and a source driving circuit for adjusting a display voltage according to the compensation voltage and outputting the display voltage to a display module in a display phase.
-
Specification