US 9,812,087 B2
Display device
Kozo Nakamura, Kashiba (JP); Shun Ueki, Nara (JP); Tokio Taguchi, Tenri (JP); and Akiko Itou, Uji (JP)
Assigned to SHARP KABUSHIKI KAISHA, Sakai (JP)
Filed by Sharp Kabushiki Kaisha, Osaka-shi, Osaka (JP)
Filed on Mar. 5, 2015, as Appl. No. 14/639,146.
Application 14/639,146 is a continuation of application No. 13/928,550, filed on Jun. 27, 2013, granted, now 8,994,901.
Application 13/928,550 is a continuation of application No. 12/835,052, filed on Jul. 13, 2010, granted, now 8,497,957, issued on Jul. 30, 2013.
Application 12/835,052 is a continuation of application No. 12/303,383, granted, now 7,864,271, issued on Jan. 4, 2011, previously published as PCT/JP2007/061119, filed on May 31, 2007.
Claims priority of application No. 2006-169206 (JP), filed on Jun. 19, 2006.
Prior Publication US 2015/0179140 A1, Jun. 25, 2015
Int. Cl. G02F 1/1335 (2006.01); G09G 5/02 (2006.01); G02B 5/20 (2006.01); G09G 3/20 (2006.01); G02B 5/23 (2006.01); G02F 1/1343 (2006.01); H01L 27/32 (2006.01); H04N 9/30 (2006.01)
CPC G09G 5/026 (2013.01) [G02B 5/201 (2013.01); G02B 5/23 (2013.01); G02F 1/133514 (2013.01); G09G 3/2003 (2013.01); G02F 2001/134345 (2013.01); G02F 2201/52 (2013.01); G09G 2300/0452 (2013.01); G09G 2300/0456 (2013.01); G09G 2320/041 (2013.01); G09G 2340/06 (2013.01); H01J 2211/42 (2013.01); H01J 2329/30 (2013.01); H01L 27/322 (2013.01); H01L 27/3213 (2013.01); H04N 9/30 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A display device comprising:
a display surface including a plurality of pixels each including at least four color sub-pixels; wherein
the at least four color sub-pixels includes a red sub-pixel, a green sub-pixel, and a magenta sub-pixel;
a red of the red sub-pixel is a color having a dominant wavelength of 595 nm or more and 650 nm or less;
a color purity of the red of the red sub-pixel is 75% or more and 97% or less,
a green of the green sub-pixel is a color having a dominant wavelength of 490 nm or more and 555 nm or less;
a color purity of the green of the green sub-pixel is 50% or more and 80% or less;
a magenta of the magenta sub-pixel is a color having a dominant wavelength of 495 nm or more and 560 nm or less; and
a color purity of the magenta of the magenta sub-pixel is 60% or more and 80% or less.