BENQ CORPORATION Patent applications |
Patent application number | Title | Published |
20150355687 | COMPUTER SCREEN - A computer screen comprising a body, a base and a power transmission line is provided. The body comprises a display panel. The base comprises a connecting part, a supporting part, and a transformer. The body is detachably disposed on the base. The transformer, connected to an alternating current (AC) power source for electrically connecting to the body selectively, is disposed inside the supporting part for transforming an AC voltage of the AC power source to a direct current (DC) voltage. The connecting part detachably connects the body and the supporting part. The power transmission line detachably connects the body and the supporting part for transmitting the DC voltage to the body. | 12-10-2015 |
20150309577 | REMOTE CONTROL DEVICE, DISPLAY SYSTEM AND ASSOCIATED DISPLAY METHOD - A display system, a remote control device, and a display method are provided. The display system includes the remote control device and a display device. The display method includes following steps. The remote control device generates a vibration signal of housing by sensing an acceleration of a movement of the housing in a space. The remote control device transmits the vibration signal of housing to the display device. The display device displays a display image. In the display image, the indication path is pointed to an intersection position. An indication pattern is displayed at the intersection position, wherein an appearance of the indication pattern changes according to a number of times that the vibration signal of housing is received. | 10-29-2015 |
20150301331 | PROJECTION DEVICE WITH COLOR WHEEL LOCKING FUNCTION AND METHOD USING THE SAME - A projection device with a color wheel locking function is provided. The projection device includes a light source, a first color wheel unit, a first spindle motor, a magnetic locking mechanism and a control unit. The light source generates a light beam. The first color wheel unit has at least one transparent region through which the light beam transmits. The first spindle motor is to be enabled to rotate the first color wheel unit, and disabled to stop rotating in correspondence with an external magnetic force. The magnetic locking mechanism abuts upon the first spindle motor and generates the external magnetic force. The control unit controls the magnetic locking mechanism. When the first spindle motor stops in correspondence with the external magnetic force, a position of the at least one transparent region corresponds to the light source so that the light beam transmits through the transparent region. | 10-22-2015 |
20150124123 | PHOTOGRAPHIC APPARATUS WITH SUPPLEMENTAL LIGHT ADJUSTING FUNCTION AND METHOD USED IN THE SAME - A photographic apparatus with supplemental light adjusting function and the supplemental light adjusting method used in the same are provided. The photographic apparatus comprises a light source and a photographic element. The method comprises steps of: photographing by the photographic element; illuminating by the light source once the operating condition of a default photographing mode is conformed, and reaching a first supplemental light intensity by the light source within a first length of time; completing photographing by the photographic element once the light source reaches a second supplemental light intensity which is greater than the first supplemental light intensity. | 05-07-2015 |
20140311106 | DUST CLEANING APPARATUS - A dust cleaning apparatus comprising a sieve, a beater and a driver is provided. The beater includes a moving part and a beating part. The moving part rotates around a shaft for a circular motion or vibrates relative to a supporting rod for a vibration motion. The beating part is disposed on the moving part and beats the sieve by the movement of the moving part. The driver connects the shaft or the supporting rod to drive the moving part in motion. | 10-23-2014 |
20140198242 | IMAGE CAPTURING APPARATUS AND IMAGE PROCESSING METHOD - An image capturing apparatus and an image processing method are disclosed. The image capturing apparatus includes an image capturing module, a micro processor, and a display module. The image capturing module continuously captures images corresponding to different focus distances. The display module displays an initial display image of the images. The micro processor divides the initial display image into a plurality of lattice areas and uses one of the plurality of lattice areas as a specific lattice area. The micro processor compare sharpness values of areas corresponding to the specific lattice area in the plurality of images corresponding to the different focus distances to generate a comparison result and selects a first image from the plurality of images according to the comparison result. The display module displays the first image to replace the initial display image previously displayed. | 07-17-2014 |
20140139686 | Digital Camera and Image Capturing Method Thereof - An image capturing method for a digital camera includes the following steps: capturing a plurality of pre-captured images in sequence, wherein each of the pre-captured images includes a plurality of sections; capturing a plurality of captured images based on the number of sections and piecing the plurality of captured images together as an output image, wherein an image capturing optical setting value of each captured image is substantially the same; a target section is selected among the plurality of sections while capturing the plurality of captured images, and an indicating signal is outputted by determining the relative position between an object and the target section based on the plurality of pre-captured images. | 05-22-2014 |
20140111552 | MONITOR - A monitor is disclosed and includes a displaying device, a supporting device, and a console. The supporting device is connected to and supports the displaying device. The console is connected in communication to the displaying device and is capable of being engaged with the supporting device. The console includes a first switch key and a second switch key. The displaying device can be triggered to switch to a first displaying mode by the first switch key or to a second displaying mode by the second switch key. The detachable design for the console of the invention not only allows a user to quickly switch the displaying modes, but also avoids shaking due to performing the switching on the displaying device by fingers in the prior art. Therefore, the invention can effectively solve the inconvenience of switching or setting the displaying modes in the prior art. | 04-24-2014 |
20140071098 | REMOTE CONTROL DEVICE, DISPLAY SYSTEM AND ASSOCIATED DISPLAY METHOD - A display system, a remote control device, and a display method are provided. The display system includes the remote control device and a display device. The display method includes following steps. The remote control device generates a vibration signal of housing by sensing an acceleration of a movement of the housing in a space. The remote control device transmits the vibration signal of housing to the display device. The display device displays a display image. In the display image, the indication path is pointed to an intersection position. An indication pattern is displayed at the intersection position, wherein an appearance of the indication pattern changes according to a number of times that the vibration signal of housing is received. | 03-13-2014 |
20140022087 | Human Machine Interface and Alert Display Method - A human machine interface includes a display screen coupled to a processing device. The display screen is disposed on a case and displays an image frame. In the processing unit, a comparing module compares a first trigger signal stored in a storage unit with a monitored signal transmitted from a signal source. A notification signal is generated when the first trigger signal is detected appearing in the monitored signal. A control module receives the notification signal and generates a first alert signal to display in the image frame or on the case. | 01-23-2014 |
20130088690 | LIGHT SOURCE MODULE AND PROJECTOR USING THE SAME - A light source module and a projector using the same are provided. The light source module includes a monochromatic light source emitting a monochromatic light, a rotating wheel having a light transmitting area and a wavelength transforming area, a filter wheel rotating at a same rotation speed with the rotating wheel, and a dichroic mirror disposed between the rotating wheel and the filter wheel. The wavelength transforming area is coated with a first wavelength transforming material capable of transforming the first color light into a second color light. The filter wheel has a first color filter area and a second color filter area respectively corresponding to the light transmitting area and the wavelength transforming area. The dichroic mirror reflects the first color light to the rotating wheel and allows the second color light to transmit therethrough. | 04-11-2013 |
20120254330 | OPERATION METHOD APPLICABLE TO ELECTRONIC DEVICE WITH OPERATION SYSTEM - Provided is an operation method applicable to sender device having a screen and a currently opened file displayed on the screen. When the sender device identifies a user gesture matching a predefined send command, the sender device performing following steps: (1) setting the currently opened file as a to-be-sent file when the sender device knows a file name of the currently opened file; otherwise capturing a current screen display on the screen as the to-be-sent file when the sender device does not know the file name of the currently opened file; (2) sending a sending request to a receiver device; and (3) sending the to-be-sent file to the receiver device when the sender device receives a response from the receiver device. | 10-04-2012 |
20120206505 | Projector Display Module and Power Saving Method thereof - A projector display module and its power saving method are provided. The projector display module includes a signal source, an analog-to-digital converter, a display control unit, a ballast, and a light source. The display control unit retrieves signal from the signal source and outputs a control signal to the ballast to adjust the power of light source. The display control unit includes a comparison module and a control signal generation module. The power saving method includes the following steps: retrieving the first pixel data of a preset position of the first frame and the second pixel data of the preset position of the second frame from the signal source. The display control unit compares the first pixel data and the second data to produce a comparison result. According to the comparison result, the display control unit produces a control signal to adjust the power of light source. | 08-16-2012 |
20120194740 | IMAGE DISPLAYING METHOD AND DISPLAY DEVICE USING THE SAME - A method of controlling a display device selectively displaying one of a first signal received from a first signal source and a second signal received from a second signal source is provided. The method includes the steps of: displaying the second signal; detecting whether the first signal is received; and displaying the first signal when the first signal is received by the display device. | 08-02-2012 |
20120162277 | DISPLAY AND DRIVING METHOD AND DISPLAYING METHOD THEREOF - A display includes a display panel, a driver, a memory and a scaler. The driver is used for driving the display panel. The memory is used for storing multiple sets of preset modes. The scaler is electrically connected to the memory and the driver. When the scaler receives an image signal corresponding to at least two different applications, the scaler provides the different preset modes of the applications to non-overlapped display zones, which the applications located in, of a display frame, such that the driver can simultaneously drives at least two of the different preset modes on the display panel. | 06-28-2012 |
20120013633 | POSITIONING METHOD AND DISPLAY SYSTEM USING THE SAME - A positioning method for obtaining position where a light pen is in contact with a display device at a to-be-positioned spot is provided. The display device includes display areas, corresponding with positioning coding patterns of a built-in positioning frame. The positioning method includes the following steps. Firstly, a positive positioning frame and a negative positioning frame are obtained according to the built-in positioning frame. Next, the positive and the negative positioning frames are respectively added on first original video frames to respectively generate first frame displayed in first frame time and second frame displayed in second frame time. Then the light pen obtains first selected image and second selected image from the first and the second frames respectively. After that, a to-be-positioned pattern is obtained by subtracting the second selected image from the first selected image and a coordinate position of the to-be-positioned spot is obtained. | 01-19-2012 |
20110316850 | Three-Dimensional Display System, Display and Method of Controlling Backlight of Three-Dimensional Display - A three-dimensional display system including a display and a pair of three-dimensional glasses having a light sensor is provided. The display includes a backlight driving module and a backlight module, wherein the backlight driving module modulates an original synchronization signal to generate a modulated backlight driving signal for driving the backlight module to generate a backlight. The display alternatively generates a left eye image and a right eye image according to a three-dimensional image signal. The three-dimensional glasses then determines whether the image output from the display is the let-eye image or the right-eye image based on the variation in brightness of the backlight generated by the backlight module of the display. | 12-29-2011 |
20110198134 | LIGHT PEN - A light pen. The light pen includes a housing, a base, a nib structure, a switch and a light sensor. The base is movably or deformably connected to the housing. The base has a peripheral portion and a through hole substantially surrounded by the peripheral portion. The nib structure is disposed on the base. The switch is disposed between the base and the housing. The light sensor is disposed in the housing for receiving a light signal transmitted along a light-receiving path into the housing. The light-receiving path is extended through the first through hole. Wherein, when no force is applied on the nib structure, the base is away from the switch without triggering the switch; and when a force is applied on the nib structure, the base is moved or deformed to contact the switch, so that the switch is triggered. | 08-18-2011 |
20110157007 | OPTICAL PEN AND OPERATING METHOD OF THE SAME - An optical pen comprises a housing, a pen body, a pen tip, a switch and a control unit. The pen body, disposed inside the housing, has a hinge mechanism allowing the pivoting of the pen body. The pen tip is disposed at a front end of the pen body and protruded from the housing. When the pen tip touches a projection surface, the pen body is rotated through the hinge mechanism to trigger the switch. The switch disposed inside the housing is electrically connected to the control unit. When the switch is triggered, the control unit outputs an electrical signal. | 06-30-2011 |
20110075012 | PHOTOGRAPHING APPARATUS AND CONTROL METHOD THEREOF - A method for controlling a photographing apparatus is provided. The photographing apparatus includes a touch screen. In the method, it is first detected whether a user keeps touching a focus point on the touch screen for a specific duration. If the detected result is YES, the photographing apparatus is controlled to perform an automatic focusing procedure corresponding to the focus point and then an automatic photographing procedure. | 03-31-2011 |
20100175837 | PRIVACY DEVICE AND PRIVACY DISPLAY - The invention discloses a privacy device applied in a display. The display includes a screen. The privacy device of the invention includes a privacy film and a driving member. The privacy film is used for covering the screen. The driving member is disposed around the screen and operatively connected to the privacy film for driving the privacy film to move relative to the screen; wherein, the driving member is capable of selectively driving the privacy device to completely cover the screen or completely reveal the screen. | 07-15-2010 |
20100072370 | HUMAN MACHINE INTERFACE DEVICE AND ACTIVATING METHOD FOR BACK LIGHT UNIT THEREOF - A human-machine interface device and an activating method for a back light unit thereof are provided. The human-machine interface device includes a light sensor, an infrared sensor and a back light unit. The infrared sensor being selectively activated detects whether any part of a user body is within a sensing range when the infrared sensor is activated. When the light sensor detects that the ambient light intensity changes from a higher light intensity to a lower light intensity and the variation from the higher light intensity to the lower light intensity exceeds a predetermined light intensity difference, the infrared sensor is activated for a first period. When the activated infrared sensor detects that the part of a user body is within the sensing range, the back light unit is activated for a second period. | 03-25-2010 |
20100039435 | DISPLAY CAPABLE OF BEING CONNECTED TO INTERNET - A display includes a screen, a mouse input port to be coupled to a mouse, a mouse output port to be coupled to a computer mouse port, a storage unit storing an Internet web browser program, a video input port for receiving a video output signal from a computer, and a microprocessor electrically coupled to the storage unit and the video input port. The microprocessor detects whether the video input port receives the video output signal. If yes, the display operates in a first mode, the microprocessor executes the Internet web browser program, and the screen displays a web page accessed by the Internet web browser program. If not, the display operates in a second mode and the microprocessor makes the mouse input port to the mouse output port, so that the mouse is electrically coupled to the computer mouse port and the screen displays the video output signal. | 02-18-2010 |
20090231371 | APPARATUS AND METHOD FOR SUPPLYING VOLTAGE TO NOZZLE IN INKJET PRINTER - A power supplying apparatus for a plurality of nozzles included in a thermal inkjet printer is provided. The thermal inkjet printer is capable of providing a plurality of printing modes. The power supplying apparatus includes a look-up table, a selecting module, and an adjustable voltage supply. The look-up table stores plural sets of control signals corresponding to the plurality of printing modes. The selecting module first receives a command representing that a user selects one printing mode among the plurality of printing modes as a final printing mode. The selecting module then selects one set of control signals stored in the look-up table as a set of final control signals based on the command. The adjustable voltage supply supplies at least one voltage to the plurality of nozzles based on the final control signal selected by the selecting module. | 09-17-2009 |
20090111291 | Information storage card holding structure and electrical device using the same - An information storage card holding structure and an electric device using the same are provided. The electric device includes a circuit board and an information storage card holding structure. The holding structure, making an information storage card selectively electrically connected to several metallic points placed on a surface of the circuit board, includes a containing element, a crutch, a protrusion and a slide. The containing element contains the information storage card. The crutch supports the containing element. The slide is coupled to the protrusion. The protrusion is disposed on one of the containing element and the crutch. The slide is disposed on the other of the two. When the protrusion is located on a first regain track, the information storage card has a first gap to the surface. When the protrusion is located on a second regain track, the information storage card has a second gap to the surface. | 04-30-2009 |
20090093285 | Bilateral sliding module and the electronic device using the same - A bilateral sliding module and an electronic device using the same are provided. The electronic device has a top housing, a bottom housing, and the bilateral sliding module slidable connects the top housing to the bottom housing. The bilateral sliding module comprises a first guiding unit, a second guiding unit and a cross-moving device. In which, the first guiding unit is disposed on the top housing, and the second guiding unit is disposed on the bottom housing opposite the first guiding unit. The cross-moving device is disposed between the first guiding unit and the second guiding unit, such that the top housing and the bottom housing are cross-movably coupled. | 04-09-2009 |
20090036180 | ELECTRONIC DEVICE AND SLIDING MODULE THEREOF - A sliding module includes a first element, a second element, and a third element disposed between the first and second elements and rotated between a first reference position and a second reference position. When the third element is located at the first reference position, the second element is positioned at a first predetermined position. When the third element is positioned at the second reference position, the second element is positioned at a second predetermined position. When the second element is moved from the first predetermined position toward a first direction, the second element pushes the third element to move from the first reference position toward the second reference position. When the second element is moved from the second predetermined position toward a second direction, the second element pushes the third element to move from the second reference position toward the first reference position. | 02-05-2009 |
20090032668 | ADJUSTABLY-TILTABLE SUPPORTING APPARATUS AND DISPLAY WITH THE SAME - The invention provides an adjustably-tiltable supporting apparatus which is capable of supporting an object, and it includes a shelf member, a supporting member, a friction device, and a resilient member. When the tilt of the object is adjusted, the supporting member rotates relative to the shelf member so that the outer side of supporting member slides relative to a friction member of the friction device to generate a friction which balances a difference between a torque generated by the weight of the object and an elastic force generated by the resilient member so as to fix the tilt. | 02-05-2009 |
20090009365 | Track-detecting device and electronic device using the same - The track-detecting device includes a track ball and a detection module. The track ball includes a plurality of first magnetic parts and a plurality of second magnetic parts. The magnetism of the first magnetic parts is opposite to that of the second magnetic parts. The detection module is adjacent to the track ball for detecting the variations of the magnetic forces in two directions. The variations of the magnetic forces are transformed to electric signals then output for determining the moving directions and the displacement of the track ball. | 01-08-2009 |
20090008520 | Supporting device and electronic apparatus using the same - A supporting device for supporting a main component and an electronic apparatus using the same are provided. The supporting device comprises a holder, a connecting unit and an engaging unit. The holder is placed on a surface. The connecting unit is disposed immovably on the holder. The engaging unit is disposed immovably on the main component and able to be lodged in or separated from the connecting unit, so that the main component is lodged in or separated from the holder. The engaging unit comprises an actuator and a movable lock. The actuator is able to move the movable lock, so that the movable lock is lodged in or separated from the connecting unit. The movable lock comprises a restricting unit for restricting the movement of the actuator. | 01-08-2009 |
20080310295 | METHODS FOR EXTRA APPENDING DATA IN A MULTIPLE LAYER DISC - A method for extra appending data in a multiple layer disc is provided. The capacity of the data zone in the multiple layer disc is fixed, and each layer comprises a plurality of appended sessions. When multiple layer disc is mounted, it is determined whether data is appended in zones following a middle zone. If the data is appended in the zones following the middle zone, a first jump address is obtained from a table of extended contents to serve a start address of appending the data. Data is appended to the multiple layer disc. An end address of appending the data is recorded in the table of extended contents to serve a second jump address for a next appending operation. | 12-18-2008 |
20080239254 | PROJECTOR WITH ENHANCED GROUNDING EFFECT - A projector comprises a light machine, a housing accommodating the light machine, a circuit board disposed above the light machine, a semi-sealed shell covering the circuit board, a copper post supporting the semi-sealed shell and connecting the housing and the semi-sealed shell, and at least one contact element contacting the copper post to prevent electromagnetic interference. | 10-02-2008 |
20080220827 | GENERATOR AND COMMUNICATION DEVICE USING THE SAME - A generator disposed in an electronic device (such as a communication device) capable of vibrating is provided. The generator includes a vibrating motor, an actuating device and a weighting device. The electronic device can be vibrated or temporarily charged by the vibrating motor. The vibrating motor is driven by the actuating device to generate electricity. When the generator is in a first state, the vibrating motor can be driven for generating electricity by the actuating device through the weighting device. When the generator is in a second state, the electronic device is capable of vibrating through the vibrating motor. | 09-11-2008 |