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US 2011/0116005 A1Published application
Linear white light source, and backlight and liquid crystal display device using the same
AssigneesKabushiki Kaisha Toshiba, Toshiba Materials Co., Ltd.
InventorsRyo SAKAI, Yasuhiro SHIRAKAWA, Hajime TAKEUCHI, Tsutomu ISHII, Yasumasa OOYA
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Abstract
A linear white light source 1 includes a base, a plurality of light emitting diode chips linearly disposed on the base and each generating ultraviolet light having a wavelength of not less than 330 nm nor more than 410 nm, and a phosphor layer continuously formed on the base to cover the plurality of light emitting diode chips and containing a red light emitting phosphor, a green light emitting phosphor, and a blue light emitting phosphor.
Claims11
A linear white light source comprising:
- a base;
- a plurality of light emitting diode chips linearly disposed on the base and each generating ultraviolet light having a wavelength of not less than 330 nm nor more than 410 nm;
- and
- a phosphor layer continuously formed on the base to cover the plurality of light emitting diode chips and including a red light emitting phosphor, a green light emitting phosphor, and a blue light emitting phosphor.
1 more element
Dependencies are inferred from the claim text.