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US Patent 7804480 Hybrid backlight driving apparatus for liquid crystal display

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Patent abstract

A hybrid backlight driving apparatus for a liquid crystal display device for driving a backlight assembly is provided. The hybrid backlight assembly has a plurality of lamps and a plurality of light emitting diodes. The hybrid backlight driving apparatus, as embodied, includes: a lamp inverter for converting a first DC voltage into a lamp driving voltage and supplying the lamp driving voltage to the plurality of lamps; and a light emitting diode driver for converting the first DC voltage into a light emitting diode driving voltage and supplying the light emitting diode driving voltage to the plurality of light emitting diodes.

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edited on 25 May, 2023
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US Patent 07804480 Hybrid backlight driving apparatus for liquid crystal display US Patent 7804480 Hybrid backlight driving apparatus for liquid crystal display

Infobox
Patent Number
0780448000
Patent Number
780448000
Edits on 18 May, 2023
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=0780448000
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"Entity importer update"
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edited on 8 Apr, 2023
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
078044800
Date of Patent
September 28, 2010
0
Patent Application Number
114504330
Date Filed
June 12, 2006
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=078044800
Patent Primary Examiner
‌
Srilakshmi K Kumar
0
Edits on 27 Sep, 2022
"Entity importer update"
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Golden AI
edited on 27 Sep, 2022
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
078044800
Date of Patent
September 28, 2010
0
Patent Application Number
114504330
Date Filed
June 12, 2006
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=078044800
Patent Primary Examiner
‌
Srilakshmi K Kumar
0
Edits on 3 Jun, 2022
"Entity importer update"
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Golden AI
edited on 3 Jun, 2022
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Infobox
Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07804480
Edits on 5 Dec, 2021
"Created via: Entity Importer"
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created this topic on 5 Dec, 2021
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 US Patent 07804480 Hybrid backlight driving apparatus for liquid crystal display

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07804480
Date of patent
September 28, 2010
Patent application number
11450433
Date Filed
June 12, 2006
Patent primary examiner
‌
Srilakshmi K Kumar

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