Solid state imaging device, signal processing device, and electronic apparatus having pixel sharing units and color filter coding units

Abstract

A solid state imaging device includes: a group of a plurality of pixels configured to include pixels of the same color coding and with no pixel sharing between each other; and a color filter that is formed by Bayer arrangement of the group of a plurality of pixels.

What is claimed is: 
     
         1 . A solid state imaging device, comprising:
 a group of a plurality of pixels configured to include pixels of the same color coding and with no pixel sharing between each other; and   a color filter that is formed by Bayer arrangement of the group of a plurality of pixels.   
     
     
         2 . The solid state imaging device according to  claim 1 ,
 wherein the group of a plurality of pixels includes pixels with no pixel sharing between each other.   
     
     
         3 . The solid state imaging device according to  claim 2 ,
 wherein a unit of the pixel sharing is 2×2 pixels.   
     
     
         4 . The solid state imaging device according to  claim 1 ,
 wherein at least a half of the group of a plurality of pixels is pixels with no pixel sharing between each other.   
     
     
         5 . The solid state imaging device according to  claim 4 ,
 wherein a unit of the pixel sharing is 2×4 pixels.   
     
     
         6 . The solid state imaging device according to  claim 4 ,
 wherein a unit of the pixel sharing is 1×4 pixels.   
     
     
         7 . The solid state imaging device according to  claim 1 ,
 wherein a defective pixel generated in a unit of the pixel sharing is corrected using pixels in the group of a plurality of pixels.   
     
     
         8 . The solid state imaging device according to  claim 1 ,
 wherein the group of a plurality of pixels includes four pixels.   
     
     
         9 . The solid state imaging device according to  claim 1 ,
 wherein the color coding is a coding of primary color checker.   
     
     
         10 . The solid state imaging device according to  claim 1 ,
 wherein the color coding is a coding of WRGB.   
     
     
         11 . A signal processing device, comprising:
 a correction processing unit that corrects a defective pixel generated in a pixel sharing unit, in an output signal output from a solid state imaging device including a group of a plurality of pixels configured to include pixels of the same color coding and with no pixel sharing between each other and a color filter formed by Bayer arrangement of the group of a plurality of pixels, using pixels in the group of a plurality of pixels.   
     
     
         12 . The solid state imaging device according to  claim 11 ,
 wherein the correction processing unit corrects a defective pixel generated in the pixel sharing unit using pixels in the group of a plurality of pixels according to the number of defective pixels generated in the pixel sharing unit.   
     
     
         13 . The solid state imaging device according to  claim 11 ,
 wherein the correction processing unit corrects a defective pixel generated in the pixel sharing unit using all pixels in the group of a plurality of pixels.   
     
     
         14 . The solid state imaging device according to  claim 11 ,
 wherein the correction processing unit corrects a defective pixel generated in the pixel sharing unit using data in the group of a plurality of pixels according to storage time of the defective pixel generated in the pixel sharing unit.   
     
     
         15 . An electronic apparatus, comprising:
 a solid state imaging device that includes a group of a plurality of pixels configured to include pixels of the same color coding and with no pixel sharing between each other and a color filter formed by Bayer arrangement of the group of a plurality of pixels;   an optical system that makes incident light be incident on the solid state imaging device; and   a signal processing circuit that processes an output signal output from the solid state imaging device.