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Chunghwa Picture Tubes, Ltd. Patents
Assignee:
Chunghwa Picture Tubes, Ltd.
Address:
Taipei, TW
No. of patents:
284
Patents:


1 2 3 4 5 6


Patent Number Title Of Patent Date Issued
D546790 Rear projection television July 17, 2007
D543958 Flat panel TV June 5, 2007
D540756 Television set April 17, 2007
D532397 Rear projection television November 21, 2006
D495331 Display panel August 31, 2004
D424090 Projector May 2, 2000
7623094 Driving circuit for plasma display panel November 24, 2009
A driving circuit for the sustain waveforms of plasma display panel (PDP) includes voltage clamping and energy recovery. The PDP functions as an equivalent capacitor having X and Y sides. A Scan IC has a transistor QH coupled between a first terminal of the Scan IC and the Y side and a
7622229 Method of fabricating color filter November 24, 2009
A method of fabricating a color filter is provided. First, a substrate having a light shielding layer formed thereon is provided, wherein the light shielding layer is adopted for defining a plurality of sub-pixel regions on the substrate. Next, a hydrophobic layer is formed on the li
7612502 Planar light source November 3, 2009
A planar light source including a first substrate, a second substrate, a sealant, first electrodes, sets of first dielectric patterns, a phosphor layer, and a discharge gas is provided. The second substrate is disposed above the first substrate. The sealant is disposed between the first
7611274 Light-source fixing structure for backlight module November 3, 2009
A light-source fixing structure for the backlight module is disclosed. The light-source fixing structure includes: a light guide plate provided with a light-incident surface; a cover having a groove, wherein the groove has a surface facing toward to the light-incident surface of the ligh
7611250 Projector November 3, 2009
A projector including a display screen and an imaging system is provided. The imaging system is adapted for providing an optical image and the optical image is transmitted to the display screen through an optical transmission medium. The refractive index of the optical transmission m
7605880 Liquid crystal display October 20, 2009
A liquid crystal display (LCD) including a backlight module, a LCD panel, a front frame, and a light strip is provided. The backlight module includes a back plate and a light guide plate (LGP), wherein the back plate has plural sidewalls and an opening opposite to one of the sidewall
7605533 Organic electro-luminescence display October 20, 2009
An organic electro-luminescence display is disclosed. The organic electro-luminescence display comprises a substrate, a plurality of organic electro-luminescence devices, a patterned separator structure, a passivation layer and a plurality of color filters. Wherein, the organic elect
7602109 Plasma display device October 13, 2009
A plasma display device comprises a plasma display panel, at least one driver IC package, a rear plate, a front frame, a heat-dissipated plate and a metal rear cover. The driver IC package is electrically connected with the plasma display panel. The front frame has a main body and a
7597604 Method of manufacturing barrier ribs for a plasma display panel October 6, 2009
The present invention provides a PDP structure including a first substrate, a second substrate and a Waffle barrier rib structure located between the first and second substrate. The Waffle barrier rib structure includes three first barrier ribs having different width and a plurality
7595773 Brightness correction method for plasma display and device thereof September 29, 2009
A brightness correction method of a plasma display panel and a device there-for are provided. First, a first gray scale data of a displaying pixel is received, and then the first gray scale data is added to a displaying brightness error weighted value of a pixel vertically adjacent t
7595658 Voltage divider circuit September 29, 2009
The present invention provides a voltage divider circuit capable of reducing a number of external devices and lowering the cost and power consumption. The present invention includes a plurality of resistors connected in series, a plurality of buffers and at least one source driver IC
7592755 Light source driving circuit September 22, 2009
A light source driving circuit for driving a light-emitting element is provided. The light source driving circuit includes a power supply circuit, a dimming circuit, and a feedback circuit/control circuit. The power supply circuit is connected to a terminal of the light-emitting elem
7590214 Shift register and shift register apparatus thereof September 15, 2009
A shift register and a shift register apparatus are provided. The shift register includes a plurality of shift register apparatus, and each shift register apparatus comprises a pre-charge circuit, a pull-up circuit and a pull-down circuit. The pre-charge circuit is used for sampling an i
7586262 Flat fluorescent lamp and liquid crystal display September 8, 2009
A flat fluorescent lamp (FFL) is provided. Strip electrodes of the FFL include a plurality of electrode branches, and a plurality of dielectric branches is arranged around the electrode branches, so as to increase the coating area of the fluorescent material. The distribution position of
7585145 Panel transfer apparatus September 8, 2009
A panel transfer apparatus is provided. The panel transfer apparatus includes a base having a sliding mechanism and a carrier device disposed on the sliding mechanism. The carrier device further includes a plurality of carrier seat, a plurality of sucker sets disposed on the carrier seat
7580089 Liquid crystal display device August 25, 2009
A liquid crystal display device including a backlight module, a liquid crystal display device panel and a second frame is provided. The backlight module includes a first frame. The first frame includes a first body, first fasteners and baffles. The first fasteners and the baffles are
7580086 Display module and flexible packaging unit thereof August 25, 2009
A display module is provided. The display module comprises a display panel, a printed circuit board, and a flexible packaging unit. The display panel has a plurality of first signal pads and at least one first dummy pad. The printed circuit board has a plurality of second signal pads
7576489 Plasma display panel module with plurality of fixing devices August 18, 2009
A plasma display panel module includes a plasma display panel having a rear plate and a front plate installed in parallel with the rear plate, an aluminum plate, and a plurality of fixing devices. The rear plate of the plasma display panel is installed between the front plate of the
7576430 Bonding structure August 18, 2009
A bonding structure including a first substrate, a second substrate, a non-conductive adhesive layer, and ball-shaped spacers is provided. The first substrate has first bonding pads. The second substrate is disposed on one side of the first substrate, and includes second bonding pads and
7575342 Liquid crystal display and backlight module including tilted lamp tubes August 18, 2009
A backlight module including a light box and a plurality of lamps in the light box is provided. The light box includes a bottom plate and an opening above the bottom plate. The lamp is disposed at an angle to the bottom plate of the light box. A liquid crystal display including the a
7567331 Liquid crystal display July 28, 2009
A liquid crystal display includes a lower substrate; an upper substrate disposed in parallel above the lower substrate; a plurality of wires disposed on the upper surface of the lower substrate, in which the wires further include a plurality of shrinking patterns and hollow patterns; a
7567316 Backlight module July 28, 2009
A backlight module of a liquid crystal display is provided. The backlight module includes a back cover, an optical plate, at least one light source, a mold frame and at least one optical film. The optical plate is disposed on the back cover and the light source is disposed adjacent to
7566597 Manufacturing method of thin film transistor array substrate July 28, 2009
A thin film transistor array substrate and a manufacturing method thereof are provided. Wherein, scan lines and data lines are disposed on a substrate to define a plurality of pixel regions. Thin film transistors are disposed in the pixel regions correspondingly and driven by the scan
7566404 Method of fabricating a thin film transistor July 28, 2009
An etchant for patterning composite layer containing copper is provided. The etchant includes peracetic acid being about 5% to 40% by weight and serving as a major component, a peracetic acid stabilizer being about 5% to 15% by weight, an organic acid being about 5% to 10% by weight, an
7564431 Method for reducing power consumption of plasma display panel July 21, 2009
A method for recovering electric energy of a plasma display panel (PDP) by controlling two recovery units respectively connected to two sides of the PDP is introduced. The method includes forming series resonance loops within corresponding periods of a working period so that a capacitor
7561437 Electronic element module and electronic device using the same July 14, 2009
An electronic element module and an electronic device using the same are provided. The electronic element module includes a circuit board and a plurality of electronic elements. In one embodiment, the circuit board has a plurality of leg-holes. Each of the electronic elements includes a
7560981 Controlling apparatus for controlling a plurality of LED strings and related light modules July 14, 2009
A controlling apparatus for controlling a plurality of LED strings and related light modules is disclosed, wherein each of the plurality of LED strings has a first terminal being electrically connected to an operating voltage. The controlling apparatus includes: a plurality of transistor
7557896 Liquid crystal display panel July 7, 2009
A liquid crystal display panel includes a first substrate; a plurality of scan lines and a plurality of data lines disposed on the first substrate; an insulation layer disposed between the scan line and the data line; a plurality of thin film transistors (TFT), each TFT including a gate,
7557872 Thin film transistor array July 7, 2009
A thin film transistor array comprises a substrate, a plurality of thin film transistors, a plurality of pixel electrodes, a plurality of common-used distributed lines and a plurality of auxiliary electrodes, wherein the thin film transistors, the pixel electrodes and the auxiliary e
7557520 Light source driving circuit July 7, 2009
A light source driving circuit for driving a light-emitting element is provided. The light source driving circuit includes a power supply circuit, a dimming circuit, and a feedback circuit. A first terminal of the dimming circuit is connected to a terminal of the light-emitting eleme
7554639 Method to control the pretilt angle of liquid crystal device June 30, 2009
A method to control the pretilt angle of a liquid crystal device is disclosed. The claimed invention provides two substrates and at least one vertical alignment layers, which are fabricated on one side of each substrate and are opposite to each other. Moreover, a liquid crystal layer
7553061 Side type backlight module June 30, 2009
A side type backlight module including a first light guide plate (LGP), a plurality of second LGPs, a plurality of red point light sources, a plurality of green point light sources, and a plurality of blue point light sources is provided. The first LGP has a first light emitting surf
7549761 Flat panel display and backlight module thereof June 23, 2009
A backlight module includes a frame with a bottom surface and at least one protrusion with a hole formed on the bottom surface of the frame. A tube set configured in the frame, a diffusion plate configured over the frame, and at least one support component configured within the fluoresce
7538827 Pixel structure May 26, 2009
A pixel structure comprises a substrate, a first metal layer, a dielectric layer, a semiconductor layer, a second metal layer, a patterned floating metal layer and a pixel electrode. The first metal layer, disposed on the substrate, comprises a gate and a scan line electrically thereto.
7537356 Method for improving color purity of light source module and fluorescent lamp and LED device app May 26, 2009
A method for improving color purity of a light source module is provided. The light source module includes a light source suitable for emitting color lights with different wavelengths and a transparent cover encapsulating the light source. In the method, a light filtering material is
7534010 Backlight module May 19, 2009
A backlight module includes a light guide plate, a plurality of reflectors and a plurality of point light sources is provided. The light guide plate has a light emitting surface, a bottom surface and a light incident surface connecting the light emitting surface and the bottom surface. T
7522248 Liquid crystal display and thin film transistor array substrate thereof April 21, 2009
A thin film transistor array substrate is provided. A plurality of shield lines are disposed between the lead lines in a peripheral circuit region of the substrate. A connecting line connected to the shield lines is also disposed in peripheral circuit region of the substrate. The shield
7521860 Organic electro-luminescence display with multiple protective films April 21, 2009
An organic electro-luminescence display including a substrate, a plurality of white light electro-luminescence devices, a first protecting film, a second protecting film and a third protecting film is provided. The white light electro-luminescence devices are disposed on the substrate. T
7514861 Organic electro-luminescent device April 7, 2009
An organic electro-luminescent device including a substrate, a plurality of organic electro-luminescent units and a reflective electrode layer is provided. The organic electro-luminescent units are stacked on the substrate, and the reflective electrode layer is disposed between the a
7514717 Light emitting diode April 7, 2009
A light emitting diode comprising a semiconductor layer, a first electrode, a second electrode and a diamond-like carbon layer is provided. The semiconductor layer includes a first type doped semiconductor layer, a light emitting layer and a second type doped semiconductor layer. Whe
7508902 Shift register March 24, 2009
A shift register including a plurality of stage circuits is provided. Each of the stage circuits has a shift circuit for receiving an input signal and providing an output signal. The output signal is obtained through the logic calculation and delaying of the input signal. Each of the sta
7508476 Multi-domain vertical alignment LCD panel with plurality of main slits corresponding to edge of March 24, 2009
A multi-domain vertical alignment liquid crystal display panel, a thin film transistor array, and methods of fabrication the same are provided. The TFT array substrate comprises a substrate, data lines, scan lines and pixel structures. The data lines and the scan lines are arranged on th
7508463 Pixel structure March 24, 2009
A pixel structure suitable for being controlled by a scan line and a data line disposed on a thin film transistor (TFT) array substrate of a multi-domain vertical alignment (MVA) liquid crystal display is disclosed. The pixel structure includes a first TFT, a second TFT, a first pixe
7508036 Thin film transistor and manufacturing process thereof March 24, 2009
A thin film transistor including a gate, a gate insulator layer, a channel layer, a source, a drain, and an ohmic contact layer is provided. The gate insulator layer covers the gate; the channel layer is disposed on the gate insulator layer above the gate; the source and the drain are
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