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Assignee: QISDA Corporation


Location: Taoyuan County, TW
No. of patents: 135

1        
NumberTitleIssue Date
8184237Display device
The display device of the present invention includes a housing, a display module, and a signal receiver. The housing has a front opening; the display module includes a backlight module. A display area is formed on the display module corresponding to the front openin...
05/22/2012
8183792Backlight module with dynamic open-lamp protection and related driving method
In order to provide open-lamp protection to a backlight module, a pseudo open-lamp voltage is first generated according to the current flowing through a light source. If the backlight module receives a mode signal corresponding to a high contrast mode, a compensatio...
05/22/2012
8179112Direct current generator and the pulse generator thereof
The present invention provides a direct current generator and a pulse generator thereof. The pulse generator includes a comparator to replace a central processing unit and a logic integrated circuit to save the costs and space required by the electronic components. ...
05/15/2012
8165589Wireless terminal, wireless communication system and method for controling wireless terminal to switch between networks in wireless communication system
The invention provides a mobile terminal having a first network module for connecting to a wireless wide area network (WWAN) and a second network module for connecting to a wireless local area network (WLAN). The WWAN and the WLAN connect to a control center. The mo...
04/24/2012
8157390Projecting system and lens combination thereof
The invention discloses a projecting system. The projecting system includes two sets of lens. The first set of lens has a first focal length for focusing an incident ray of light to form a first image. The second set of lens has a second focal length for projecting ...
04/17/2012
8079563Elevating mechanism with an elasticity compensative function and related display device
An elevating mechanism includes a sleeve having a first end and a second end, and an elevating component installed inside the sleeve and having a third end and a fourth end. When the elevating component is located in a first position relative to the sleeve, a main s...
12/20/2011
8079554Support apparatus and monitor support apparatus
The invention provides a support apparatus capable of supporting a monitor. The support apparatus includes a mounting base, a first frame mounted on the mounting base, a lock member, and a second frame. The first frame thereon defines a first direction and a second ...
12/20/2011
8056870Display and regulating device thereof
A display including a base, a panel and a regulating device is disclosed. The regulating device disposed between the base and the panel comprises a first element and a second element. The first element comprises a first positioning region. The second element connect...
11/15/2011
8052284Projector with reduced size and higher contrast
A projector with reduced size and higher contrast includes a prism assembly, a light system, and a Digital Micro-mirror Device (DMD). Only In the “ON” state of DMD, the light from the light system reflects to a projection screen through the prism assembly and th...
11/08/2011
8049742Image data refreshing method and display system using the same
An image data refreshing method used in an image data displaying device is provided. The method includes the following procedures. First, a refreshing center of a display area is defined according to a visual focus of a present frame displayed on the display area. N...
11/01/2011
8047490Elevation rotating mechanism and display device using the same
An elevation rotating mechanism is for elevating and rotating a monitor. The elevation rotating mechanism includes two supporting structures, two guiding structures, two connecting stands and two rotating shafts. The supporting structures are respectively disposed a...
11/01/2011
8045611Video processing and recording apparatuses and methods
A method for video processing. A first video sequence (VS) is received. The first VS is processed to generate a second VS in a first resolution. The second VS is adjusted to a third VS in a second resolution. It is determined whether the difference between the first...
10/25/2011
8042957Height adjustment device with fine tuning for an image system
Through combination of gears with different sizes in a transformation gear set configured in the height adjustment device, the height adjustment device can be fine-tuned. When an actuator of the height adjustment device is pressed, a first gear engaging with the act...
10/25/2011
8023196Projection lens and projection device using the same
A projection lens and a projection device using the same are provided. The projection device includes a projection lens and an optical element. The projection lens includes a first lens group and a second lens group from an image side sequentially. The first lens gr...
09/20/2011
8019395Foldable mobile electronic device
A foldable mobile electronic device includes a body, a top cover and a hinge. The body includes a first sliding mechanism. The top cover includes a second sliding mechanism moving between a first position and a second position relative to the body. The hinge include...
09/13/2011
D645185LED lamp
09/13/2011
8013477Power system having a power saving mechanism
A power system having a power saving mechanism includes a voltage regulator, a power input module, and a switching signal generation unit. The voltage regulator performs a regulation operation on a first voltage for generating a second voltage. The power input modul...
09/06/2011
7982807Method for processing a backlight image and device thereof
A method for processing an image includes inputting an image, generating a first mean luminance value and a second mean luminance value according to a plurality of pixels within a first luminance interval and a second luminance interval of the image, generating a fi...
07/19/2011
7956792Remote controller, electronic product system, and related method with memory capability
A remote controller with memory capability includes a status button, a memory, a processing unit, and a transceiver device. The memory is utilized for storing a status information of an electronic product. When the status button is pressed, the processing unit gener...
06/07/2011
7933597Method of registering a network, and mobile station and communication system using the same
A method of registering a network is applied to a mobile station. The mobile station has a first network module and a second network module. The first network module is for accessing a first network having a third network module. The second and third network modules...
04/26/2011
7922306Print ink transport mechanism for selectively transporting different colored inks
A print ink transport mechanism includes a first ink pipe for transporting a first colored ink, and a second ink pipe for transporting a second colored ink, a rotary module including a first protruding component with a first cavity disposed in a position correspondi...
04/12/2011
7916478Electronic device
The invention discloses an electronic device comprising a casing and a stand. The stand is detachably disposed on the casing for supporting the electronic device on a plane and rotatably disposed at a first position or a second position with respect to the casing. T...
03/29/2011
7916220Fixing structure
A fixing structure disposed in an electronic apparatus includes at least a display panel and a front casing. The fixing structure includes a joining component and an engaging component. The joining component is disposed on the front casing, and the engaging componen...
03/29/2011
7912121Method and apparatus for processing video signal
An apparatus for processing a video signal with N frames is provided. The apparatus includes an encoding module and a selecting module. The encoding module performs a 1st through a Nth encoding procedure. The 1st through the Nth...
03/22/2011
7894215Electronic apparatus, AC/DC conversion device and power factor correction circuit thereof
An electronic apparatus, AC/DC conversion device and power factor correction circuit are provided. The power factor correction circuit includes an inductance, a switch, a power control chip, a first diode and a first capacitor. The inductance has a first end and a s...
02/22/2011
7891658Paper feeder having a paper stopper and office machine using the same
A paper feeder disposed on a casing for feeding a paper is provided. The paper feeder includes a feeding axle and a paper stopper. The feeding axle has a first engaging portion. The paper stopper includes a blocking plate and a second engaging portion. The paper sto...
02/22/2011
7890681Mobile device and method for generating action plan
The present invention related to a mobile device and, more specifically, to a mobile device for communicating with an electronic device and a method for generating an action plan via the mobile device. ...
02/15/2011
7878660Method for controlling a cooling device of a projecting system and the projecting system thereof
A method for controlling a cooling device within a projecting system is provided. The cooling device cools the projecting system with a predetermined period after the illumination device of the projecting system is turned off. Then, after the projecting system is re...
02/01/2011
7860612Controlling machine actions based on luminance of environmental light and distance from user
A control system for controlling actions performed by a machine includes a sensor module for sensing environmental condition around the machine, an estimation unit for estimating the environmental condition detected by the sensor, a motor for controlling movement of...
12/28/2010
7854416Display panel and elevation adjusting base of the same
A display including a body and an elevation adjusting base is provided. The elevation adjusting base is secured to the body. The elevation adjusting base includes a base, an elevation adjusting mechanism, an outer bushing, an inner bushing and a friction ring. The e...
12/21/2010
7837092Electronic device and an ejection device for ejecting a separable device from the electronic device
An electronic device and an ejection device for ejecting a separable device from the electronic device are provided. The ejection device includes a first arm, a second arm, a tray, and a tray guide. The first arm includes a pivot. The second arm is fixed on the firs...
11/23/2010
7836565Panel-fixing device and electronic device applied with the same
An electronic device includes a casing, a panel and at least one panel-fixing device. The panel-fixing device, which includes a receiving portion and a clipping portion, fixes the panel at the casing. The receiving portion disposed on the casing includes a plurality...
11/23/2010
7835146Coupling mechanism and display device using the same
A coupling mechanism and a display device using the same are provided. The display device comprises a casing of the display panel, a holding arm, a coupling mechanism and a base. The holding arm is for holding the casing of the display panel. The coupling mechanism ...
11/16/2010
7832872Projector
The invention discloses a projector including a light-source device, a guiding passage, and a fan. The light-source device includes a light-source lamp for emitting light. The guiding passage has an outlet and an inlet. There is a block disposed in the vicinity of t...
11/16/2010
7826402Signal transfer systems and methods
A signal transfer system. A first device operates with a first voltage and outputs a first signal and a second signal. A protection circuit receives the first and second signals and outputs the first and second signals when the first voltage is greater than or equal...
11/02/2010
7821777Multifunction base and computer utilizing the same
A multifunction base and a computer utilizing the same. The multifunction base is applicable to an electronic device, and comprises a first portion and a second portion. The second portion is detachably combined with the first portion. When the second portion and th...
10/26/2010
7801578Electronic device and rotating mechanism
An electronic device and a rotating mechanism thereof are provided. The electronic device includes a first casing, a second casing, and a rotating mechanism. The first casing has a first receiving space and a first hole disposed a first side thereof, wherein the fir...
09/21/2010
7798457Pivot support device and a display apparatus supported thereon
A pivot support device and a display apparatus supported thereon are provided. The display apparatus includes a housing, a base plate, a support member, and a cover. The housing includes a back plate having an opening on it. The base plate is fixed within the openin...
09/21/2010
7783382Controlling machine actions based on luminance of environmental light and distance from user
A control system for controlling actions performed by a machine includes a sensor module for sensing environmental condition around the machine, an estimation unit for estimating the environmental condition detected by the sensor, a motor for controlling movement of...
08/24/2010
7782631Flat panel displays
A flat panel display. A panel module and a first securing assembly. A shield has a longitudinal first opening at a side thereof, extending along a first direction. A connection member has a recess extending along the first direction and a second opening extending al...
08/24/2010
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