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Toppoly Optoelectronics Corp. Patents
Assignee:
Toppoly Optoelectronics Corp.
Address:
Miao-Li County, TW
No. of patents:
80
Patents:


1 2


Patent Number Title Of Patent Date Issued
7450204 Multi-film compensated liquid crystal display with initial homogeneous alignment November 11, 2008
A liquid crystal display having a positive A-film and a negative A-film between a top polarizer and a bottom polarizer to increase the viewing angle of the liquid crystal display by reducing or eliminating light leakage at voltage-off state when viewed from an oblique angle. Method of
7405788 Method for alignment of liquid crystal molecules by using hydrogen ion beam in an amount greater July 29, 2008
A method that uses at least one hydrogen ion beam for alignment of liquid crystal molecules is proposed in the present invention. The method of the present invention is proposed to resolve the problems of physical destruction and surface deterioration of the alignment films caused by
7390715 Method of fabricating active layer thin film by metal chalcogenide precursor solution June 24, 2008
A method of fabricating an active layer thin film by a metal-chalcogenide precursor solution is provided, including the steps of: synthesizing a metal-chalcogenide precursor containing benzyl or benzyl derivative; dissolving the precursor in a solvent to produce a precursor solution,
7339641 Transflective liquid crystal display with fringing and longitudinal electric field March 4, 2008
A transflective liquid crystal display with uniform cell gap configuration throughout the transmissive and the reflective display region is invented. Mutually complementary common electrode pattern and reflector pattern or mutually complementary ITO pixel electrode pattern and reflec
7279351 Method of passivating semiconductor device October 9, 2007
In a method of passivating a semiconductor device with two types of transistors, e.g., NMOS and PMOS transistor, the semiconductor device is placed in a pressurized sealed chamber and at least two different passivating gases are introduced into the chamber. The two passivating gases
7250888 Systems and methods for providing driving voltages to a display panel July 31, 2007
Systems for providing driving voltage of display panels. An exemplary system comprises a data driving circuit with a plurality of driving units generating analog voltage to drive corresponding pixels according to digital data signals from a data bus, each comprising a temporary storage
7221346 Driving circuit of liquid crystal display device May 22, 2007
A driving circuit used in a liquid crystal display device is disclosed which includes a timing controller, a source driver and a low color scale driving circuit. The timing controller outputs a polarity inverting signal, a first digital signal, a second digital signal, a third digital
7199852 Fringe field switching liquid crystal displays using trapezoid electrodes April 3, 2007
Structures, devices, systems and methods of using fringe field switching mode liquid crystal display (LCD) in which the electrodes have a trapezoidal structure. The disclosed fringe field switching mode LCD includes common electrodes and pixel electrodes arranged on a back substrate
7170146 TFT structure and method for manufacturing the same January 30, 2007
A thin film transistor (TFT) structure includes a substrate, a polysilicon structure including a plurality of channel regions, at least one lightly doped region and at least one heavily doped source/drain region, a plurality of gate structures, and an insulating layer formed between the
7123235 Method and device for generating sampling signal October 17, 2006
A method for generating sampling signals for use in an active matrix display is provided. Firstly, a plurality of pulse signals are sequentially generated, wherein every two adjacent pulse signals have a phase difference therebetween. Then, a guarding signal having alternate first le
7098492 Thin film transistor having LDD region and process for producing same August 29, 2006
A thin film transistor display includes a driving circuit and an active matrix. The driving circuit comprises a first thin film transistor structure. The first thin film transistor structure includes a first gate, source and drain regions, a first LDD region, a second LDD region and
7095475 Data arrangement for liquid crystal display device August 22, 2006
A liquid crystal display (LCD) interface that includes a plurality of first transmission lines including N sets of transmission lines, each set of the first transmission lines being associated with a pixel formed in the LCD device, and a plurality of second transmission lines, each being
7091940 Organic light-emitting diode display August 15, 2006
A technique to reduce the rate of increase in threshold voltage, i.e. degradation, of an amorphous silicon TFT driving an OLED. A first supply voltage is supplied to a drain of the TFT when a first control voltage is applied to a gate of the TFT to activate the TFT and drive the OLED.
7088326 Single pixel driver for transflective LCD August 8, 2006
A single pixel driving circuit for a transflective LCD is disclosed. It uses different digital/analog (D/A) signal converters to control the gamma correction signals of the transmissive liquid crystal capacitor and the reflective liquid crystal capacitor to improve the display quality of
7084652 Non-destructive contact test August 1, 2006
A non-destructive contact test method and apparatus for testing an electric characteristic of a test object is provided. The method includes providing an apparatus having a conductor, wherein the conductor is in a liquid state; and using the conductor to contact a surface of the test
7072193 Integrated charge pump DC/DC conversion circuits using thin film transistors July 4, 2006
A DC/DC conversion circuit for a display panel. The DC/DC conversion circuit converts an input voltage into a boosted voltage, in which first and second charge pump circuits are coupled to first and second clock signals respectively and output a boosted voltage to a load alternately.
7070298 Light source module July 4, 2006
A light source module comprises a lamp cover, a lamp and at least a conductive wire. The lamp is fitted into the lamp cover. The conductive wire connects the lamp cover and the lamp to a ground. The conductive wire is wound around the lamp and the conductive wire has two ends connect
7064418 Method and structure of diode June 20, 2006
A method and a structure of a diode are provided. The diode is used in an electrostatic discharge protection circuit using TFT (Thin Film Transistor) fabrication technology. A semiconductor layer is formed on a substrate. A first region of a first carrier concentration is formed in t
7060513 Method of testing FPC bonding yield and FPC having testing pads thereon June 13, 2006
A flexible printed circuit (FPC) having testing pads thereon is provided. The FPC comprises a plurality of bonding pads and a plurality of testing pads, wherein each of the testing pads is disposed corresponding to each of the bonding pads, and the testing pads are electrically isolated
7056003 Backlight module June 6, 2006
A backlight module, suitable for supplying a plane light source. The backlight module has a light guide plate, a reflection mask and a light compensator. The light source is disposed next to a side surface of the light guide plate, such that the light generated thereby is incident on
7056001 Back light module for flat display device June 6, 2006
A back light module for flat display device for decreasing the thickness of light guide plate is disclosed. This invention comprises a light guide plate having a first section, a second section and a light-emitting surface; a light source above the light guide plate; a reflector below
7053977 Laser repair structure of liquid crystal display device and method thereof May 30, 2006
A laser repair structure of a LCD device obtained by extending dummy metal patterns of the LCD device is used to solve an abnormal color display. The structure includes a first electrical repair layer extending form a dummy metal to a first laser repair location; a second electrical repa
7052169 Backlight module May 30, 2006
A backlight module. The backlight module comprises a first frame, a cover, a lamp, a light guide plate, and a second frame. The cover comprises a hinge and a fastener. The cover is connected to the first frame by the hinge. The lamp is disposed in an opening formed by the first frame and
7045817 Structure of TFT electrode for preventing metal layer diffusion and manufacturing method therefo May 16, 2006
The invention provides a TFT electrode structure and its manufacturing method that can prevent metal diffusion occurring in the fabrication of a TFT, and thereby reduce the risk of contamination of the chemical vapor deposition process due to metallic ion diffusion. The transparent pixel
7042538 Overlapping color filter structure and method of making the same May 9, 2006
A color filter structure of a liquid crystal display (LCD) has a plurality of color filters coupling with each other disposed on a substrate. An overlapping region is positioned between adjacent color filters, and a surface of color filter in the overlapping region is substantially in a
7042533 LCD module connecting mechanism comprising an arm connected to a frame by inserting a hook of th May 9, 2006
An LCD module connecting mechanism. An LCD module connecting mechanism for an electronic device comprising an arm disposed in the electronic device and a frame disposed on a side of the LCD module. The arm has a first joining portion disposed on a side thereof. The frame has a second
7042437 Method and circuit for driving liquid crystal display May 9, 2006
A driving method of an LCD panel having a plurality of display groups comprising a plurality of display cells and respectively coupled to a data electrode and a gate electrode. The display cells of the display group are coupled to the data electrode and the gate electrode connected t
7038276 TFT with body contacts May 2, 2006
A thin-film transistor (TFT) with body contacts is disclosed. It is used in polysilicon TFT LCD's. A body contact region for separating the gate electrode, a source region, and a drain region is made in the TFT. Through the dopants in the body contact region and different impurities
7034912 Transflective LCD device April 25, 2006
This invention relates to a transflective LCD device using different common voltages in the transmissive and reflective regions to present the same gray scale performance on the transmissive and reflective regions. The liquid crystal display device includes a first substrate including a
7027550 Shift register unit and signal driving circuit using the same April 11, 2006
A shift register unit. The shift register unit outputs a shift register signal according to a clock signal, an inverse clock signal and a start signal. The shift register has first and second clock inversion circuits, and an inverter. In the first clock inversion circuit, a third PMOS
7027118 Full color transflective cholesteric liquid crystal display with slant reflectors above transmis April 11, 2006
A device and method for making full color cholesteric displays such as a narrow band and a broad band cholesteric display using high birefringence LC materials with color filtering processes. The invention includes positioning slant reflector(s) in the transmissive portion of the display
7023507 Color filter having a conductive segment on an insulating segment, the conductive segment config April 4, 2006
A color filter and fabricating method thereof. The color filter includes a transparent substrate, provided with a plurality of parallel first light-shielding lines, extending in a first direction, and a plurality of parallel second light-shielding lines, extending in a second direction,
7023131 Active matrix organic light emitting display and method of forming the same April 4, 2006
An active matrix organic light emitting display and a method of forming the same. The AM-OLED including a substrate with a plurality of thin film transistors serving as driver circuits, a dielectric layer formed conformally on the substrate and the thin film transistors, a first insu
7018086 Back light module and liquid crystal display March 28, 2006
A back light module is provided. The back light module comprises a light-guiding plate, a side light source and a bottom light source. The side light source is positioned on one side facing a side surface of the light-guiding plate. The bottom light source is positioned on a bottom s
7014708 Method of forming a thin film transistor by utilizing a laser crystallization process March 21, 2006
An amorphous silicon pattern is formed first. A first region, a second region, at least one first pointed region adjacent to the second region and having a second height, at least one fourth region between the first region and each first pointed region are included in the amorphous s
7009204 Thin film transistor with self-aligned intra-gate electrode March 7, 2006
A thin film transistor for use in an active matrix liquid crystal display includes a substrate, a source and a drain regions, and at least a gate electrode. The substrate includes therein a plurality of intrinsic regions, at least one first doped region and two second doped regions.
7002652 Transflective liquid crystal display February 21, 2006
A transflective liquid crystal display (LCD) includes at least a transmission pixel region and at least a reflection pixel region positioned in a pixel region. The transmission region includes at least a transmissive electrode connected to a first switching element. The reflection pi
6999051 Light-on aging test system for flat panel display February 14, 2006
A light-on aging test system electrically connected with a plurality of flat panel displays for conducting aging test to the flat panel displays, which includes at least a signal generator for generating a power signal and a first control signal, at least a signal regulating circuit
6992740 Transflective LCD device January 31, 2006
This invention relates to a transflective LCD device using different common voltages in the transmissive and reflective regions to present the same gray scale performance on the transmissive and reflective regions. The liquid crystal display device includes a first substrate including a
6989873 Backlight module and liquid crystal display formed therefrom January 24, 2006
A backlight module for providing a light with more uniform light distribution and greater brightness is provided. The backlight module includes at least a luminary for providing a light, a light guide assembly disposed adjacent to the luminary for guiding a first portion of the light
6985197 Transflective liquid crystal display January 10, 2006
A transflective liquid crystal display comprising an active device array substrate, a facing substrate, a liquid crystal layer and a reflector. The liquid crystal molecules in the transparent area are driven by a potential between the transparent pixel electrode and the common electr
6985003 Circuit and method for testing a flat panel display January 10, 2006
A testing circuit and a testing method for a flat panel display. The testing circuit is provided to each input terminal of data lines of a data driving circuit, which is integrated into the flat panel display. The testing circuit is for testing performance of a pixel as well as perfo
6982777 Liquid crystal display having a pair of stripe shaped second seal patterns and fabricating metho January 3, 2006
A liquid crystal display (LCD) and fabricating method thereof. The fabricating method includes providing a double-layered substrate structure having a first seal pattern, inserted along the periphery thereof, wherein the first seal pattern has a notch for liquid crystal injection, fa
6965423 Liquid crystal display and fabricating method thereof November 15, 2005
A liquid crystal display (LCD) and fabricating method thereof. The LCD includes a first substrate, provided with a plurality of parallel gate lines and a plurality of parallel signal lines, wherein the gate lines and signal lines are perpendicular, and a pixel area is defined by two
6961105 Dual-display module with a tunable mirror sheet November 1, 2005
A dual-display module has a first display, a second display opposing the first display, and a backlight module disposed between the first display and the second display. The backlight module has at least one tunable mirror sheet, whereby one side display can be on a mirror-like state at
6951793 Low-temperature polysilicon thin film transistor having buried LDD structure and process for pro October 4, 2005
A low-temperature polysilicon thin film transistor having a buried LDD structure is provided. Two heavily doped regions are formed in a semiconductor layer and distributed just below a surface of the semiconductor layer. Two LDD regions are both sandwiched between the two heavily dop
6948842 Light emitting diode array illuminant and backlight module by using the same September 27, 2005
The present invention provides a light emitting diode array illuminant and a backlight module by using the same, which comprises at least a carrier and a plurality of light emitting diodes. The carrier comprises a front surface and a back surface, and a plurality set of contacts are disp
6943638 Voltage controlled oscillator and electronic system using the same September 13, 2005
A voltage controlled oscillator comprises two XOR logic units and two inverters. A first inverter inverts a first XOR result into a first output signal; a second inverter inverts a second XOR result into a second output signal; a first XOR logic unit performs an XOR logic operation based
6926932 Method for forming silicon oxide layer August 9, 2005
A method for forming a silicon oxide layer in the production of the polysilicon film transistor is disclosed. A plasma surface treatment is performed over a substrate after an amorphous silicon layer has been formed on the substrate by PECVD to transform a portion of the amorphous si
6924874 Method of forming a liquid crystal display August 2, 2005
The present invention provides a method of forming a liquid crystal display (LCD). Active layers of N-type and P-type low temperature polysilicon thin film transistors and a bottom electrode of a storage capacitor are formed first. Then a N-type source/drain is formed and the bottom elec
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