摘要:
A liquid crystal display and a method of driving the same are disclosed. The liquid crystal display includes a liquid crystal display panel including data lines and gate lines crossing each other, and liquid crystal cells arranged in a matrix forma, a horizontal polarity controller that compares digital video data with a critical value and inverts a logic state of a horizontal polarity conversion signal when polarities of the digital video data lean based on the comparative result, a data drive circuit that converts the digital video data into positive and negative data voltages and controls horizontal polarity inversion periods of the data voltages in response to the horizontal polarity conversion signal, and a gate drive circuit that supplies scan signals to the gate lines.
摘要:
A liquid crystal display and a method of driving the same are disclosed. The liquid crystal display includes a liquid crystal display panel including data lines and gate lines crossing each other, and liquid crystal cells arranged in a matrix forma, a horizontal polarity controller that compares digital video data with a critical value and inverts a logic state of a horizontal polarity conversion signal when polarities of the digital video data lean based on the comparative result, a data drive circuit that converts the digital video data into positive and negative data voltages and controls horizontal polarity inversion periods of the data voltages in response to the horizontal polarity conversion signal, and a gate drive circuit that supplies scan signals to the gate lines.
摘要:
A touch sensing device and a method for correcting an output thereof are disclosed. The touch sensing device includes a touch sensor array including a plurality of touch sensors, a plurality of integrated circuits (ICs) that converts an output of the touch sensor array into digital data and generates raw data, and a data correction unit that generates correction values using differential values between adjacent raw data in the raw data generated by the ICs and removes successive correction values equal to or greater than a predetermined critical value from the correction values when a number of successive correction values equal to or greater than the predetermined critical value is less than a predetermined reference value.
摘要:
A touch sensing device and a method for correcting an output thereof are disclosed. The touch sensing device includes a touch sensor array including a plurality of touch sensors, a plurality of integrated circuits (ICs) that converts an output of the touch sensor array into digital data and generates raw data, and a data correction unit that generates correction values using differential values between adjacent raw data in the raw data generated by the ICs and removes successive correction values equal to or greater than a predetermined critical value from the correction values when a number of successive correction values equal to or greater than the predetermined critical value is less than a predetermined reference value.
摘要:
A sensing device and a method for amplifying an output of the sensing device are disclosed. The sensing device includes a sensor array including a plurality of sensors and an amplifier circuit that gives different weighted values to at least some of sensor outputs obtained from the sensor array and amplifies each of the at least some sensor outputs.
摘要:
A sensing device and a method for amplifying an output of the sensing device are disclosed. The sensing device includes a sensor array including a plurality of sensors and an amplifier circuit that gives different weighted values to at least some of sensor outputs obtained from the sensor array and amplifies each of the at least some sensor outputs.
摘要:
The exemplary embodiment relates to a liquid crystal display device. The liquid crystal display panel according to the exemplary embodiment includes: a liquid crystal display panel on which a plurality of data lines cross a plurality of gate lines; a source drive IC that supplies data voltages to the data lines; a gate drive IC that supplies gate pulses to the gate lines; a system board equipped with a scaler that transmits data from the scaler with a first interface specification; an interface board that receives the data according to the first interface specification, and transmitting the data with a second interface specification; and a control board equipped with a timing controller receiving the data in the second interface specification and supplying the data to the source drive IC, and controlling the operating timing of the source drive IC and the gate drive IC; wherein a number of the data transmitting lines required in the second interface specification is less than a number of data transmitting line required in the first interface specification.
摘要:
A liquid crystal display and a driving method thereof are provided. The liquid crystal display includes: a liquid crystal display panel including a plurality of data lines, a plurality of gate lines crossing the data lines, and pixels arranged in m×n matrix; a register for defining polarity pattern information, frame rotation information, and line rotation information to determine a polarity of a data voltage charged in N lines, wherein N is a positive integer less than n; a timing controller for generating a polarity control signal to control polarities of data voltages charged in n lines of the liquid crystal display panel based on the information read from the register; and source drive ICs for converting the polarities of the data voltages supplied to the data lines in response to the polarity control signal.
摘要:
A liquid crystal display and a method of driving the same are disclosed. The liquid crystal display includes a liquid crystal display panel on which data lines and gate lines cross each other, a data driving circuit that converts data of an input image into positive and negative analog data voltages and outputs the data voltages to the data lines, a gate driving circuit sequentially supplying a gate pulse synchronized with the data voltages to the gate lines, and a timing controller that supplies the input image data to the data driving circuit, controls an operation timing of each of the data driving circuit and the gate driving circuit, compares the input image data with a previously stored reference data pattern, and decides whether or not the input image data is the same as the reference data pattern.
摘要:
A liquid crystal display includes a liquid crystal display panel, a timing controller to generate a dynamic charge share control signal to indicate a time at which the gray level of a data voltage is changed from a white gray level to a black gray level and a time at which the polarity of the data voltage is inverted, and to detect weakness patterns and generate a dot inversion control signal for widening a horizontal polarity inversion time of data voltages when the weakness patterns are input, wherein the liquid crystal display panel includes first and second liquid crystal cell groups whose polarity is inverted every 2 frame periods, and a polarity inversion time of the first liquid crystal cell group and a polarity inversion time of the second liquid crystal cell group overlap.