Abstract:
PROBLEM TO BE SOLVED: To provide an organic electroluminescent display, of which, a light leaking phenomenon at a non-pixel area and display performance are improved, and to provide a manufacturing method of the same. SOLUTION: The manufacturing method of the organic electroluminescent display comprises a step of preparing a substrate, a step of forming driving matrices on the substrate, a step of forming a light shielding layer on the substrate and defining a plurality of pixel areas between the matrices, a step of forming a first electrode on the pixel areas, a step of forming an electroluminescent layer on the first electrodes, and a step of forming a second electrode on the organic electroluminescent layers. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a measuring method for a driving circuit, which determines whether all circuit elements in a scan line driving circuit and a data line driving circuit are good. SOLUTION: The driving circuit including the scan line driving circuit and the data line driving circuit drives a display. The display includes a plurality of scan lines and a plurality of data lines and in the measuring method in which a starting edge of each scan line is connected to the scan line driving circuit and a starting edge of each data line is connected to the data line driving circuit, firstly, the scan line and the data line are connected to a first test pad and a second test pad respectively and secondly, a first test signal and a second test signal are transmitted to an input edge of the scan line driving circuit and an input edge of the data line driving circuit respectively and thereafter, measuring is performed at the first test pad and the second test pad respectively and it is determined whether all circuit elements in the scan line driving circuit and the data line driving circuit are good. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To apply a shorting bar measurement and a full contact measurement at the same time. SOLUTION: A display device includes a display unit consisting of a measuring instrument 110, a gate driving circuit 150, a plurality of 1st driving lines 122, and a plurality of gate driving lines 152. The individual units of this display unit include a transistor 154, a capacitor 156 for storage, and a pixel unit 158. The measuring instrument 110 is electrically connected to the 1st driving lines 112, a video signal source, and a shorting bar signal source. Then this measuring instrument 110 includes a 1st connection part 120, n pieces of probing ends P 1 to P n , and n pieces of switch elements S 1 to S n . Here, n is an integer larger than 1. The shorting bar measurement or full contact measurement of the planar display device is discriminated on the basis of the potential supplied from the shorting bar signal source. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract translation:要解决的问题:同时应用短路测量和全接触测量。 解决方案:显示装置包括由测量仪器110,栅极驱动电路150,多个第一驱动线122和多个栅极驱动线152组成的显示单元。该显示单元的各个单元包括 晶体管154,用于存储的电容器156和像素单元158.测量仪器110电连接到第一驱动线112,视频信号源和短路信号源。 然后,该测量仪器110包括第一连接部分120,n个探测端P 1 SB>到P n SB>,以及n个开关元件S SB>到S n SB>。 这里,n是大于1的整数。基于从短路信号源提供的电位来区分平面显示装置的短路测量或全接触测量。 版权所有(C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a liquid crystal display device in which no metal wire is exposed and the reliability of the product is improved. SOLUTION: In forming R, G, B color filters or resin of a light shielding layer on a glass substrate, the reliability of the product is improved by covering regions other than wire leads in wiring regions and in wire lead bonding regions so as to prevent the metal wires from being exposed and to improve insulation among wire leads. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To reduce power consumption, to reduce the cost of a panel module as a whole, and to reduce the area and the number of parts required for a flexible printed circuit board. SOLUTION: The display panel module is provided with one ASIC chip commonly used between a primary display panel module and a secondary display panel module. The primary display panel module is used for displaying the image of a front face. The secondary display panel module is installed under and in parallel with the primary display panel module and is used for displaying the image of a back face. A commonly used backlight module includes a light source and a light source module necessary for the primary display panel module and the secondary panel module to display the image. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a lighting aging test system for a flat-panel display. SOLUTION: This lighting aging test system electrically connected to a plurality of flat-panel displays has a constitution including a signal generator 11 for generating a power signal and the first control signal, one or more signal adjusting circuits 12 electrically connected to the signal generator 11 in order to adjust the first control signal to the second control signal corresponding to a test condition, and one or more booster circuits 13 electrically connected to the signal adjusting circuits 12 in order to improve the signal level and the driving performance of the power signal and the second control signal. The plurality of flat-panel displays 14 are driven by the boosted power signal, and the lighting aging test of the plurality of flat-panel displays 14 is performed by the second control signal. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a liquid crystal display device in which chroma in a transmissive region can be matched with that in a reflective region in a liquid crystal display element by applying respectively different common voltages to the transmissive region and the reflective region. SOLUTION: The liquid crystal display device is composed of: a first substrate 301 having a plurality of the transmissive regions II and a plurality of the reflective regions I, transmission electrodes 34 placed in the transmissive regions II; reflection electrodes 33 placed in the reflective regions I and electrically connected to the transmission electrodes 34; a second substrate 302 having a plurality of first common electrodes 37 placed on the upper side corresponding to the transmissive regions II and a plurality of second common electrodes 36 not electrically connected to the first common electrodes 37 placed on the upper side corresponding to the reflective regions I; a liquid crystal layer 39 placed between the first substrate 301 and the second substrate 302. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a wiring method for improving picture quality unevenness, which is applied to a display device. SOLUTION: The display device has a plurality of pixels 406 and 412 and a plurality of control circuits 408 and 414, the plurality of pixels and the plurality of control circuits are divided into a plurality of zones, and a plurality of data lines in each zone are connected to a plurality of video input lines. The feature of this wiring method is that one of the video input lines to which the tail data line in a precedent zone adjacent to a following zone is connected and one of the video input line to which the heat data line in the following zone is connected are at positions close to each other. Consequently, since the load differences between video input lines in adjacent zones are not so large, an unevenness of a video screen can be improved by the wiring method. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a source follower capable of compensating the critical voltage. SOLUTION: The source follower, capable of compensating the critical voltage has an n-type transistor, a power source, and a switching circuit. The n-type transistor has a drain, a gate and a source, the drain is connected to positive voltage, and the source outputs the output voltage. The power source has a first terminal and a second terminal, the first terminal is connected to the source of the n-type transistor, and the second terminal is connected to ground voltage. The switching circuit is connected to the n-type transistor, the power source and input voltage, and includes a first switch, a second switch, a third switch and an accumulation capacitor. Thereby the power source is used to fix the critical voltage of a thin-film transistor, and the input voltage is made substantially the same as that of the output voltage, and accordingly, the error of the output voltage can be retained within an error range of gray level voltage. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide an electrostatic discharge (ESD) protection element having thick film polycrystalline silicon, an electronic device comprising the electrostatic discharge protection element, and its manufacturing method. SOLUTION: The electrostatic discharge protection element is a diode or a metal oxide film semiconductor field effect transistor (MOSFET), and is applied on an electrostatic discharge protection circuit to protect an electronic device. The electronic device having the electrostatic discharge protection element is provided with an element region, an electrostatic discharge protection circuit region formed on the element region, and a first polycrystalline silicon layer. Further, the element has a substrate having a first thickness for forming an electronic element and a second polycrystalline silicon layer formed on the electrostatic discharge protection circuit region, and a second thickness for forming the electrostatic discharge protection element. The second thickness is larger than the first thickness and is optimum to be 100-500 nm. COPYRIGHT: (C)2005,JPO&NCIPI