Display device, method of laying out light emitting elements, and electronic device

Abstract

Disclosed herein is a display device in which light emitting elements of a plurality of colors including a light emitting element emitting blue light are formed in each pixel on a substrate on which a transistor is formed for each sub-pixel, and a plurality of pixels formed with sub-pixels of the plurality of colors as a unit are arranged in a form of a matrix, wherein relative positional relation between transistors of sub-pixels of respective light emission colors including blue light and a light emitting section of a light emitting element emitting the blue light is laid out such that distances between the transistors of the sub-pixels of the respective light emission colors including the blue light and the light emitting section of the light emitting element emitting the blue light are equal to each other for the respective colors.

1 . A display device in which light emitting elements of a plurality of colors including a light emitting element emitting blue light are formed in each pixel on a substrate on which a transistor is formed for each sub-pixel, and a plurality of pixels formed with sub-pixels of the plurality of colors as a unit are arranged in a form of a matrix, and
 relative positional relation between transistors of sub-pixels of respective light emission colors including blue light and a light emitting section of a light emitting element emitting said blue light is laid out such that distances between the transistors of the sub-pixels of the respective light emission colors including said blue light and the light emitting section of the light emitting element emitting said blue light are equal to each other for the respective colors.   
   
   
       2 . The display device according to  claim 1 ,
 wherein the light emitting element emitting the blue light is a surface light source, and   the transistors of the sub-pixels of said respective light emission colors are disposed at equal distances from corresponding light emission points of a surface light emitting section of the light emitting element emitting said blue light.   
   
   
       3 . The display device according to  claim 2 ,
 wherein in a pixel forming region of one pixel formed with sub-pixels of said plurality of colors as a unit,   light emitting sections of light emitting elements of light emission colors other than the blue light are disposed side by side on one side in a column direction of said pixel forming region, and   the light emitting section of the light emitting element emitting the blue light is disposed over widths of the light emitting sections of the light emitting elements of the light emission colors other than the blue light on another side in the column direction of said pixel forming region.   
   
   
       4 . The display device according to  claim 1 ,
 wherein the light emitting element emitting the blue light is a point light source, and   the transistors of the sub-pixels of said respective light emission colors are disposed at equal distances from a light emission point of the light emitting element emitting said blue light.   
   
   
       5 . The display device according to  claim 1 ,
 wherein when the light emitting elements of said plurality of colors are arranged with the light emitting element emitting the blue light disposed in a middle of the light emitting elements of said plurality of colors,   the transistor of the sub-pixel emitting the blue light is disposed such that a distance of the transistor of the sub-pixel emitting the blue light from a light emission point of the light emitting element emitting the blue light is equal to distances of the transistors of the light emitting elements emitting the other light emission colors from the light emission point.   
   
   
       6 . A method of laying out light emitting elements, in laying out light emitting elements in a display device in which light emitting elements of a plurality of colors including a light emitting element emitting blue light are formed in each pixel on a substrate on which a transistor is formed for each sub-pixel, and a plurality of pixels formed with sub-pixels of the plurality of colors as a unit are arranged in a form of a matrix, said method comprising the step of
 laying out relative positional relation between transistors of sub-pixels of respective light emission colors including blue light and a light emitting section of a light emitting element emitting said blue light such that distances between the transistors of the sub-pixels of the respective light emission colors including said blue light and the light emitting section of the light emitting element emitting said blue light are equal to each other for the respective colors.   
   
   
       7 . A method of laying out light emitting elements, in laying out light emitting elements in a display device in which light emitting elements of a plurality of colors including a light emitting element emitting blue light are formed in each pixel on a substrate on which a transistor is formed for each sub-pixel, and a plurality of pixels formed with sub-pixels of the plurality of colors as a unit are arranged in a form of a matrix, said method comprising the step of
 laying out relative positional relation between transistors of sub-pixels of respective light emission colors including blue light and a light emitting section of a light emitting element emitting said blue light such that a part of the blue light equally irradiates the transistors of the sub-pixels of the other light emission colors.   
   
   
       8 . The method of laying out light emitting elements according to  claim 7 ,
 wherein when the light emitting elements of said plurality of colors are arranged with the light emitting element emitting the blue light disposed in a middle of the light emitting elements of said plurality of colors, and   light emitting sections of the sub-pixels of the respective light emission colors are formed so as to be inclined with respect to a column direction.   
   
   
       9 . An electronic device having a display device in which light emitting elements of a plurality of colors including a light emitting element emitting blue light are formed in each pixel on a substrate on which a transistor is formed for each sub-pixel, and a plurality of pixels formed with sub-pixels of the plurality of colors as a unit are arranged in a form of a matrix,
 wherein relative positional relation between transistors of sub-pixels of respective light emission colors including blue light and a light emitting section of a light emitting element emitting said blue light is laid out such that distances between the transistors of the sub-pixels of the respective light emission colors including said blue light and the light emitting section of the light emitting element emitting said blue light are equal to each other for the respective colors.