摘要:
An LCD capable of discharging a residual voltage of a panel and a method of driving the same are provided. In the LCD, a gate signal is supplied to the liquid crystal panel during a time interval when a supply voltage is shut off, and a residual voltage is discharged.
摘要:
A liquid crystal display device and driving method thereof is disclosed, which is capable of removing afterimages from a screen when a power source is turned-off, the liquid crystal display device comprising a liquid crystal panel including a plurality of pixels defined by a plurality of gate and data lines crossing each other; a gate driver for driving the gate lines; a data driver for charging the pixels with analog video signals through the data lines; and a discharging unit for discharging voltage from the pixels by controlling the output of gate driver to make all the gate lines being divisionally driven or to make all the gate lines being driven at the same time when a power source is turned-off.
摘要:
An liquid crystal display (LCD) device includes an LCD panel provided with a plurality of pixels, wherein the pixels are defined by a plurality of gate and data lines formed perpendicularly, an auxiliary storage capacitor formed in each of the pixels, a gate driver to drive the gate lines in sequence by supplying a scan pulse voltage to the gate lines of the LCD panel, wherein the scan pulse voltage is comprised of a high gate voltage and a low gate voltage, and a discharger to supply a pulse voltage to the gate line based on a source voltage for operating the LCD panel, wherein the discharger enables the auxiliary storage capacitor to be discharged to the ground voltage as the voltage of the gate line approaches the ground voltage.
摘要:
Disclosed is a hybrid LED chip: comprising a first clad layer of P-type semiconductor material; a second clad layer of N-type semiconductor material; an active layer between the first and second clad layers; a first bonding metal layer on the first clad layer; a second bonding metal layer on the second clad layer; a ceramic substrate positioned on and bonded to the first and second bonding metal layers, wherein the ceramic substrate includes at least one first via hole to expose the first bonding metal layer, and at least one second via hole to expose the second bonding metal layer; a P-type electrode formed by burying a conductive material in the at least one first via hole; and an N-type electrode formed by burying a conductive material in the at least one second via hole, wherein the first and second via holes in the ceramic substrate are formed in cylindrical shapes, and the circumferential surface of each cylindrical shape is provided with an intaglio pattern.
摘要:
Disclosed is a hybrid LED chip: comprising a first clad layer of P-type semiconductor material; a second clad layer of N-type semiconductor material; an active layer between the first and second clad layers; a first bonding metal layer on the first clad layer; a second bonding metal layer on the second clad layer; a ceramic substrate positioned on and bonded to the first and second bonding metal layers, wherein the ceramic substrate includes at least one first via hole to expose the first bonding metal layer, and at least one second via hole to expose the second bonding metal layer; a P-type electrode formed by burying a conductive material in the at least one first via hole; and an N-type electrode formed by burying a conductive material in the at least one second via hole, wherein the first and second via holes in the ceramic substrate are formed in cylindrical shapes, and the circumferential surface of each cylindrical shape is provided with an intaglio pattern.
摘要:
An LCD device is disclosed, which is suitable for designing a pad for a fine pitch to decrease a pad and a data TCP of a data driver in size, the LCD device including: an LCD panel that includes upper and lower substrates and a liquid crystal layer; a gate driving unit that includes a plurality of gate drivers formed corresponding to an edge area of the lower substrate; a data driving unit that includes a plurality of data drivers connected with a source PCB and the lower substrate by respective data TCPs; and a plurality of data pads that are arranged at fixed intervals on the data TCP so as to transmit a data signal of the data driving unit to a data line of the LCD panel, wherein each of the data pads includes first and second parts having different bonding areas.
摘要:
A liquid crystal display device and driving method thereof is disclosed, which is capable of removing afterimages from a screen when a power source is turned-off, the liquid crystal display device comprising a liquid crystal panel including a plurality of pixels defined by a plurality of gate and data lines crossing each other; a gate driver for driving the gate lines; a data driver for charging the pixels with analog video signals through the data lines; and a discharging unit for discharging voltage from the pixels by controlling the output of gate driver to make all the gate lines being divisionally driven or to make all the gate lines being driven at the same time when a power source is turned-off.
摘要:
An liquid crystal display (LCD) device includes an LCD panel provided with a plurality of pixels, wherein the pixels are defined by a plurality of gate and data lines formed perpendicularly, an auxiliary storage capacitor formed in each of the pixels, a gate driver to drive the gate lines in sequence by supplying a scan pulse voltage to the gate lines of the LCD panel, wherein the scan pulse voltage is comprised of a high gate voltage and a low gate voltage, and a discharger to supply a pulse voltage to the gate line based on a source voltage for operating the LCD panel, wherein the discharger enables the auxiliary storage capacitor to be discharged to the ground voltage as the voltage of the gate line approaches the ground voltage.