Abstract: A method for detecting a touched position on a touch device including a first conductive layer and sensing electrodes disposed on one side of the first conductive layer and separated from each other is disclosed. The method includes providing a first voltage to the first conductive layer; receiving a touch signal in response to a touched position of the touch device to change the first voltage at an area of the first conductive layer; measuring the sensing electrodes detecting the variation of the first voltage to obtain voltage signals; obtaining a first sensing position according to the voltage signals and a position computing mode; obtaining a second sensing position according to the first sensing position and a correction mode. The area corresponds to the touched position, the second sensing position is equal to the touched position, and the correction mode has a first curve relation.

Abstract: An exemplary power control circuit (24) includes a scaler circuit (245) configured for outputting a control signal, a voltage converter (27) configured for converting a received voltage into a plurality of desired voltages, a first control unit (28), a second control unit (29), and a coupling circuit (26). The first control unit is configured for controlling whether a first voltage is applied to the voltage converter. The second control unit is configured for controlling whether to transmit a second voltage applied thereto. The coupling circuit is between the first and second control units. The coupling circuit enables the second control unit to function ahead of the voltage converter according to the control signal.

Abstract: An exemplary method for fabricating a TFT array substrate includes providing an insulating substrate (201); coating a gate metal layer (202) on the substrate; forming a plurality of gate electrodes (212) using a first photo-mask process; forming a gate insulating layer (203), a semiconducting layer (205), and a source/drain metal layer (206) on the substrate having the gate electrodes; forming a plurality of source electrodes (217) and a plurality of drain electrodes (218) using a second photo-mask process; forming a passivation material layer (209) and a photo resist layer on the gate insulating layer, the source electrodes and the drain electrodes; forming a passivation layer (219) and the photo resist pattern (234) using a third photo-mask process; forming a transparent conductive metal layer (204) on the photo resist pattern, the drain electrode and the gate insulating layer; and forming a pixel electrode (214) through removing the photo resist pattern.

Abstract: An exemplary liquid crystal display includes a printed circuit and a bottom tray. The printed circuit board defines a plurality of through holes therein. The bottom wall includes a plurality of deformable fixing members and blocking members respectively extending from the bottom wall. Each deformable fixing member includes a protrusion extending through a respective one of the through holes of the printed circuit board, engagement of the protrusions in the through holes blocks movement of the printed circuit board in directions parallel to the bottom wall. The blocking members hold edge portions of the printed circuit board and block movement of the printed circuit board in a direction away from the bottom wall. The printed circuit board is secured to the bottom tray by cooperation of the deformable fixing members and the blocking members.

Abstract: An exemplary method for fabricating an LTPS-TFT substrate is as follows. In step S1, a p-Si pattern including a source electrode contact region and a drain electrode contact region of a first type TFT, a source electrode contact region and a drain electrode contact region of a second type TFT is formed. In step S2, the source electrode contact region and the drain electrode contact region of the first type TFT are heavily doped with a first dopant. In step S3, gate electrodes of the first and the second type TFT are formed. In step S4, the source electrode contact regions and drain electrode contact regions of the first and second type TFTs are heavily doped with a second dopant. The first dopant and the second dopant are compensative, and the number ratio of the first dopant to the second dopant is approximately 2 to 1.

Abstract: An exemplary shift register (20) includes shift register units (S1˜Sn). The shift register units receive a clock signal and an inverse clock signal and output a plurality of shift register signals in sequence. An output of previous adjacent one of the shift register units is an input of the shift register unit.

Abstract: An exemplary liquid crystal panel (1) includes a first substrate assembly (110), a second substrate assembly (120) generally opposite to the first substrate assembly, a liquid crystal layer (130) sandwiched between the two substrate assemblies, and spacers (140) spacing the two substrate assemblies. An area of the liquid crystal panel corresponding to the black matrix is defined as a non-display region. The non-display region defines recesses (129). Ends of the spacers are arranged in the recesses.

Abstract: An exemplary liquid crystal display (LCD) (200) includes a first substrate (210); a second substrate (230) opposite to the first substrate; a liquid crystal layer (250) sandwiched between the first substrate and the second substrate; a first common electrode (211), a first insulating layer (212), and pixel electrodes provided at an inner surface of the first substrate in that order; and second common electrodes (231) and floating electrodes (233) provided at the second substrate. The first common electrode and the pixel electrodes, and the second common electrodes and the floating electrodes, respectively produce two electric fields in the liquid crystal layer corresponding to each other. A combined electric field strength is uniformly distributed in the liquid crystal layer, so that all the liquid crystal molecules can be sufficiently twisted. Thus a viewing angle, a degree of chroma, and a transmission ratio of the LCD are improved.

Abstract: An exemplary flexible printed circuit board (2) includes a substrate (221), a plurality of connecting fingers (225, 227) and at least one alignment mark (229). The connecting fingers and the at least one alignment mark are located on a surface of the substrate. The at least one alignment mark is disposed between two of the connecting fingers.

Abstract: An exemplary computer device (10) includes a host (11) configured for generating a turn on signal when the host is turned on, and a turn off signal when the host is turned off; and a display device (13) including a display unit (131) and an automatic control circuit (12). The automatic control circuit is configured for receiving the turn on signal and the turn off signal and turning on or turning off the display unit according to the received the turn on signal and the turn off signal. Thus when the host of the computer is turned on or turned off, the display unit of computer device can be automatically turned off or turned on according to a switch instruction of the host.

Abstract: An exemplary liquid crystal display device (2) includes a liquid crystal panel (21) and a heating system. The heating system heats the liquid crystal panel when the temperature of the liquid crystal panel is below a predetermined threshold temperature. The liquid crystal display device can work normally without being adversely influenced by the surrounding temperature.

Abstract: A switching power supply circuit includes a direct current (DC) power supply input terminal, a first transformer including a first primary winding, a second transformer, and a pulse generating circuit, and a startup circuit. The pulse generating circuit includes first and second first switching units connected in series and two voltage division resistors connected in series between the DC power supply input terminal and ground, and two capacitors connected in parallel with one of the two voltage division resistors. The second transformer includes a second primary winding connected between control terminal and second conducting terminal of the first switching unit, a second secondary winding; and an assistant winding connected between the control terminal of the second switching unit and ground. The second conducting terminal of the first switching unit is grounded via the second secondary winding, the first primary winding and a capacitor in series.

Abstract: An exemplary TFT array substrate includes: an insulating substrate (201), a gate line (23) and a repair structure (272) arranged on the insulating substrate, a gate insulating layer (204) covering the gate line and the repair structure; a data line (27) arranged on the gate insulating layer corresponding to the repair structure, which is insulated from the gate line and intersects with the gate line. The repair structure has a gap (274). The gap of the repair structure is located at where the repair structure overlapping to the gate line.

Abstract: An exemplary liquid crystal display (20) includes a liquid crystal panel (22), a flexible printed circuit (23) connected to the liquid crystal panel, and a backlight module (25) configured for illuminating the liquid crystal panel. The flexible printed circuit includes a first grounding member (231). The backlight module includes a metal frame (28). The metal frame includes a first holding member (281). The first holding member of the metal frame holds the first grounding member of the flexible printed circuit such that the first grounding member is electrically connected with the metal frame.

Abstract: An exemplary MVA LCD (2) includes a first substrate (21), a second substrate (22), and a liquid crystal layer (23) interposed between the two substrates. A common electrode (29) and protrusions (211) are formed at an inner side of the first substrate in order. Gate electrodes (221) and pixel electrodes (222) are formed on an inner side of the second substrate. A patterned gate insulating layer (223) is formed at the second substrate. The patterned gate insulating layer covers the gate electrodes, and a part of each pixel electrode.

Abstract: An exemplary backlight module includes a light source and a light guide plate. The light guide plate includes a light incident surface positioned for receiving light beams from the light source, a bottom surface adjacent to the light incident surface, reflective structures provided on the bottom surface, and a light emitting surface configured for emission of the light beams. Each of the reflective structures partially overlaps corresponding adjacent reflective structures at one side, and is partially overlapped by corresponding adjacent reflective structures at an opposite side. A liquid crystal display including the backlight module is also provided.

Abstract: An exemplary direct current (DC) to DC converter includes a first rectifying and filtering circuit configured to receive an alternating current (AC) voltage and transform the AC voltage to a first DC voltage, a pulse width modulation (PWM) circuit, a first transformer configured to receive the first DC voltage and transform the first DC voltage to a second AC voltage under control of the PWM circuit, and a second rectifying and filtering circuit including a first transistor and a control circuit for switching on or switching off the first transistor so as to transform the second AC voltage to a second DC voltage.

Abstract: An exemplary method for driving a liquid crystal display (200) includes: (a) providing a liquid crystal panel (20) including a plurality of pixels (205) arranged in a matrix to define sub-matrices of pixels, each sub-matrix including a plurality of pixel blocks; (b) providing a predetermined polarity pattern for each pixel block for a first frame period, such that each pixel has a predetermined polarity; (c) reversing the polarity of one of the pixels of each pixel block of each sub-matrix in each successive frame period, wherein a different pixel of each pixel block has its polarity reversed with each succeeding frame period, such that in one cycle of frame periods the polarities of all the pixels in each pixel block are reversed once only, and after each pixel block has its polarity reversed, the polarity of the pixel block is maintained for at least four successive frames periods.

Abstract: An exemplary thin film transistor array substrate (200) includes a transparent substrate (261), a plurality of gate lines (201) and a plurality of data lines (202) formed at the transparent substrate, the gate lines and the data lines crossing each other thereby defining a plurality of pixel regions (230). Each of the pixel regions includes a storage capacitor (220). The storage capacitor includes a first capacitor and a second capacitor aligned along a direction generally perpendicular to the transparent substrate, and the first capacitor and the second capacitor are electrically connected in parallel.

Abstract: An exemplary electro-wetting display (EWD) device includes a plurality of sub-pixel units. Each sub-pixel unit defines two opposite long sides and two opposite short sides. Each sub-pixel unit includes a first substrate, a second substrate facing toward the first substrate, a conductive first liquid and a polar second sandwiched between the first substrate and the second substrate, and an electrode. The first and second liquids are immiscible. The electrode is disposed at a surface of the second substrate facing the first liquid. The electrode defines an opening. A length of the opening as measured parallel to the nearest short side is not less than 0.8 times a length of the nearest short side.