The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 2012
Filed:
Jul. 21, 2006
Applicants:
Masaru Fujiwara, Kanagawa, JP;
Tsutomu Niimura, Kanagawa, JP;
Makoto Natori, Kanagawa, JP;
Inventors:
Assignee:
Sony Corporation, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 17/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal display and a light source apparatus capable of improving color reproduction compared to related arts without declining intensity. A light source apparatus includes: a cold cathode fluorescent tube including a B phosphor for blue and a G phosphor for green; and a light emitting diode for red, wherein the G phosphor emits a single-spectrum light with a peak wavelength of 510 to 530 nm, and the light emitting diode emits a single-spectrum light with a peak wavelength of 620 to 650 nm.