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Display and method for manufacturing display

a display and display technology, applied in the field of display, can solve problems such as the realization of large-scale and high-definition displays, and achieve the effect of suppressing streaks

Inactive Publication Date: 2013-05-09
SONY CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This approach effectively suppresses the occurrence of streaks and visual recognition of boundaries as colored, ensuring high-quality images by averaging transistor characteristic variations and maintaining accurate drive timing and mobility correction.

Problems solved by technology

The simple-matrix system has a simpler configuration but involves problems such as a difficulty in the realization of a large-size and high-definition display.

Method used

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  • Display and method for manufacturing display
  • Display and method for manufacturing display
  • Display and method for manufacturing display

Examples

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Embodiment Construction

[0110]Embodiments of the present invention will be described below in association with the drawings.

[0111]FIG. 13 is a diagram showing the configuration of an organic EL display that employs pixel circuits according to an embodiment of the present invention.

[0112]FIG. 14 is a diagram schematically showing an organic EL display panel according to an embodiment of the present invention.

[0113]FIG. 15 is a circuit diagram showing the specific configuration of the pixel circuit according to the present embodiment.

[0114]As shown in FIGS. 13 and 14, a display 100 includes a pixel array part 102 in which pixel circuits 101 are arranged in an m×n matrix, a horizontal selector (HSEL) 103, a write scanner (WSCN) 104, a drive scanner (DSCN) 105, a first auto-zero circuit (AZRD1) 106, and a second auto-zero circuit (AZRD2) 107. In addition, the display 100 includes also data lines DTL that are selected by the horizontal selector 103 and supplied with data signals in accordance with luminance inf...

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Abstract

A display includes a pixel array part with pixels that each have at least one transistor whose conduction state is controlled by a drive signal input to a control terminal, and a scanner including a plurality of buffers that are formed of transistors. The buffers correspond to a pixel arrangement and output a drive signal to the control terminals of the transistors of the pixels. The transistors of the pixels and the transistors of the buffers are formed through irradiation with laser light that is moved for scanning in a predetermined direction and has a predetermined wavelength. The transistors in the buffers are formed in such a way that the channel length direction of the transistors is set parallel to the scan direction of the laser light.

Description

CROSS REFERENCES TO RELATED APPLICATIONS[0001]This is a Divisional application of the patent application Ser. No. 11 / 878,517, filed Jul. 25, 2007, which claims priority from Japanese Patent Application No.: 2006-207446, filed Jul. 31, 2006, and Japanese Patent Application No.: 2006-207447, filed Jul. 31, 2006, the entire contents of which being incorporated herein by reference.BACKGROUND OF THE INVENTION[0002]1. Field of the Invention[0003]The present invention relates to a display in which pixel circuits each having an electro-optical element are arranged in a matrix, such as an organic electroluminescence (EL) display, and a method for manufacturing the same.[0004]2. Description of the Related Art[0005]In an image display, e.g., in a liquid crystal display, a large number of pixels are arranged in a matrix, and the light intensity is controlled on each pixel basis in accordance with information on an image to be displayed, to thereby display the image.[0006]This pixel-by-pixel con...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): G09G3/30H01L33/00
CPCG09G3/3233H01L27/124G09G3/3291G09G2300/0417G09G2300/0452G09G2300/0819G09G2300/0842G09G2300/0861G09G2310/0262G09G2310/08G09G2320/0233G09G2320/043H01L29/04G09G5/10G09G3/30H01L33/0041H01L27/1285G09G3/3266
Inventor MINAMI, TETSUOYAMASHITA, JUNICHIUCHINO, KATSUHIDE
Owner SONY CORP