Liquid crystal display with driving voltage temperature compensation
First Claim
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1. A liquid crystal display, comprising:
- a first substrate;
a second substrate parallel to the first substrate;
a liquid crystal layer between the first and second substrates;
a resistivity sensor adjacent to the liquid crystal layer; and
a driver configured to provide driving voltages to at least one of the first and second substrates;
wherein the resistivity sensor detects a resistivity of the liquid crystal layer, and the driver compensates the driving voltages according to the resistivity of the liquid crystal layer.
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Abstract
An exemplary liquid crystal display (200) includes a first substrate (210), a second substrate (220) parallel to the first substrate, a liquid crystal layer (230) between the first and second substrates, a resistivity sensor (280) adjacent to the liquid crystal layer, and a driver (260) configured to provide driving voltages to at least one of the first and second substrates. The resistivity sensor detects a resistivity of the liquid crystal layer, and the driver compensates the driving voltages according to the resistivity of the liquid crystal layer.
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Citations
20 Claims
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1. A liquid crystal display, comprising:
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a first substrate; a second substrate parallel to the first substrate; a liquid crystal layer between the first and second substrates; a resistivity sensor adjacent to the liquid crystal layer; and a driver configured to provide driving voltages to at least one of the first and second substrates; wherein the resistivity sensor detects a resistivity of the liquid crystal layer, and the driver compensates the driving voltages according to the resistivity of the liquid crystal layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A liquid crystal display, comprising:
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a first substrate; a second substrate parallel to the first substrate; a liquid crystal layer between the first and second substrates; a resistivity sensor adjacent to the liquid crystal layer, the resistivity sensor comprising a first electrode provided at the first substrate and a second electrode provided at the second substrate; and a driver configured to provide driving voltages to at least one of the first and second substrates; wherein the driver outputs a voltage signal to the first electrode, receives a current signal from the second electrode, and compensates the driving voltages according to the current signal. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A liquid crystal display, comprising:
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a first substrate; a second substrate parallel to the first substrate; a liquid crystal layer between the first and second substrates; a first electrode provided at the first substrate and a second electrode provided at the second substrate and both embedded in said liquid crystal layer; and a driver configured to provide driving voltages to at least one of the first and second substrates; wherein the driver outputs a voltage signal to the first electrode, receives a current signal from the second electrode, and compensates the driving voltages according to the current signal.
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Specification