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Hualien City, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Capacitive touch display panel
Patent number
8,378,993
Issue date
Feb 19, 2013
Chunghwa Picture Tubes, Ltd.
Ling Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid crystal display device with adaptive charging/discharging ti...
Patent number
8,325,123
Issue date
Dec 4, 2012
Chunghwa Picture Tubes, Ltd.
Ling Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Drive current of light source by color sequential method
Patent number
8,259,060
Issue date
Sep 4, 2012
Chunghwa Picture Tubes, Ltd.
Ling Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Voltage converter and driving method for use in a backlight module
Patent number
8,232,743
Issue date
Jul 31, 2012
Chunghwa Pictures Tubes, Ltd.
Ke-Horng Chen
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Current-balance circuit and backlight module having the same
Patent number
8,148,911
Issue date
Apr 3, 2012
Chunghwa Picture Tubes, Ltd.
Ke-Horng Chen
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Light emitting diode (LED) driving circuit
Patent number
8,120,288
Issue date
Feb 21, 2012
Chunghwa Picture Tubes, Ltd.
Chia-Lin Liu
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
VOLTAGE CONVERTER AND DRIVING METHOD FOR USE IN A BACKLIGHT MODULE
Publication number
20110254468
Publication date
Oct 20, 2011
Ke-Horng Chen
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE
Publication number
20110205222
Publication date
Aug 25, 2011
Chunghwa Picture Tubes, Ltd.
HUAN-TING ZHOU
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
LIQUID CRYSTAL DISPLAY DEVICE WITH ADAPTIVE CHARGING/DISCHARGING TI...
Publication number
20110122106
Publication date
May 26, 2011
Ling Li
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
CAPACITIVE TOUCH DISPLAY PANEL
Publication number
20110096017
Publication date
Apr 28, 2011
Ling Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LIGHT EMITTING DIODE (LED) DRIVING CIRCUIT
Publication number
20110031895
Publication date
Feb 10, 2011
CHUNGHWA PICTURE TUBES, LTD.
Chia-Lin Liu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CURRENT-BALANCE CIRCUIT AND BACKLIGHT MODULE HAVING THE SAME
Publication number
20100148679
Publication date
Jun 17, 2010
Chunghwa Picture Tubes, Ltd.
Ke-Horng CHEN
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DRIVE CURRENT OF LIGHT SOURCE BY COLOR SEQUENTIAL METHOD
Publication number
20100149221
Publication date
Jun 17, 2010
CHUNGHWA PICTURE TUBES, LTD.
Ling LI
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS