| AVISION INC. Patent applications |
| Patent application number | Title | Published |
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| 20110241278 | SHEET FEEDER AND SCAN APPARATUS WITH SHEET-STOPPING FUNCTION INDEPENDENT OF MOVEMENT OF PICK-UP MECHANISM - In a scan apparatus, a sheet feeder having a sheet-stopping function includes a rotating shaft, a sheet-input roller, a pick-up mechanism and a sheet-stopping mechanism. The pick-up mechanism, including a bracket mounted on the rotating shaft and a pick-up roller mounted on the bracket, picks up a sheet from a paper tray. The sheet-stopping mechanism, driven independent of movement of the bracket by the rotating shaft, switches between a sheet-stopping state and a sheet-non-stopping state. The rotating shaft rotates in a first direction to enable the sheet-stopping mechanism to enter the sheet-non-stopping state and rotates in a second direction to enable the sheet-stopping mechanism to enter the sheet-stopping state, in which a passage to the sheet-input roller is blocked up. | 10-06-2011 |
| 20110116143 | Sheet-Fed Double-Sided Document Scanner Capable of Changing Scanning Modes Dependent on Power Input - A sheet-fed double-sided document scanner is disclosed and includes a first image-capturing assembly, a second image-capturing assembly, a sheet-transporting mechanism, a power receiving interface, and a control circuit. The scanner switches scanning modes according to a power input. The sheet-transporting mechanism transports a document past the first image-capturing assembly and the second image-capturing assembly. The power receiving interface receives power. When a power level of the received power is less than a default threshold level, the control circuit controls the scanner to scan a first side and a second side of the document in a first mode. When the power level of the received power reaches the default threshold level, the control circuit controls the scanner to scan the first side and the second side of the document in a second mode. | 05-19-2011 |
| 20110102857 | APPARATUS FOR STORING DATA TO HIGH PRIORITY REMOVABLE STORAGE DEVICE - An apparatus for storing data to a removable storage device includes a controlling unit, an image processing unit and a connecting interface. The image processing unit, electrically connected to the controlling unit, generates image data. The connecting interface is electrically connected to the controlling unit. The controlling unit sets the removable storage device as a default output destination of the image data in response to detection of the removable storage device connected to the connecting interface. | 05-05-2011 |
| 20110090545 | Sheet-Feed Scanner Having Multiple Sheed-Feeding Mechanism - The invention discloses a sheet-feed scanner having multiple sheet-feeding mechanisms which includes a paper passage, a first sheet-feeding mechanism, a second sheet-feeding mechanism, a sheet-transporting mechanism and an image-capturing assembly. The first and second sheet-feeding mechanisms feed a sheet of a document into the paper passage, wherein the first sheet-feeding mechanism is disposed at a first end of the paper passage, and the second sheet-feeding mechanism is disposed at a second end of the paper passage. The sheet-transporting mechanism transports the sheet inside the paper passage. The image-capturing assembly is disposed at a side of the paper passage and captures an image of the sheet fed into the paper passage. | 04-21-2011 |
| 20100221043 | SCREEN-CONTROLLED SCOROTRON CHARGING DEVICE - A scorotron charging device is disposed in an image forming apparatus and for charging a surface of a photoconductor, which is driven to rotate in a rotational direction. This device includes a discharging electrode and a grid electrode, which are aligned to a longitudinal direction of the photoconductor. The grid electrode is disposed between the discharging electrode and the photoconductor and determines the charging of the surface of the photoconductor. The grid electrode includes a first section, which has a plurality of first apertures and a first opening ratio, and a second section, which has a plurality of second apertures and a second opening ratio. The first opening ratio is greater than the second opening ratio. Aperture areas along any two parallel lines, drawn across the first section and the second section and being substantially transverse to the longitudinal direction, are in equal measure. | 09-02-2010 |
| 20100157381 | APPARATUS AND METHOD FOR SCANNING BOUND DOCUMENT - An apparatus for scanning a bound document is provided. The apparatus comprises a casing, an image-capturing assembly, at least a sensor and a controller. The casing has a first platen and a second platen disposed adjacent to each other, wherein the first platen having a scanning region is provided to support the bound document. The image-capturing assembly is disposed under the first platen for capturing an image of the bound document within the scanning region and generating an image signal. At least a sensor is disposed on the second platen for detecting the presence of the bound document. The sensor transmits a detection signal responsive to detection of the document presence. The controller is electrically connected to the image-capturing assembly and the sensor for executing a book-scanning mode responsive to the detection signal received from the sensor. | 06-24-2010 |
| 20100149608 | SCANNING APPARATUS WITH FLATBED AND SHEET-FEEDING SCANNING FUNCTIONS - A scanning apparatus, which supports flatbed and sheet-feeding scanning of document, includes a first scanning unit and a second scanning unit. The first scanning unit includes a first scanning chassis which scans a document in a first main scanning direction. The second scanning unit is disposed beneath the first scanning unit and electrically connected with the first scanning unit. The second scanning unit includes a second scanning chassis which scans a document in a second main scanning direction different from the first main scanning direction. Preferably, the first and the second scanning units provide the flatbed scanning and sheet-feeding scanning functions, respectfully. | 06-17-2010 |
| 20100141805 | Image correcting system and image capturing device using the same and image correcting method thereof - An image correcting system, an image capturing device using the same and an image correcting method thereof are provided. The image correcting system of the image capturing device comprises an image sensor which comprises a plurality of photo-sensing cells, each of which generates a pixel signal. The image correcting system comprises a storing unit, a decompressing unit and a correcting unit. The storing unit stores a compressed gain signal for each of the photo-sensing cells. The decompressing unit receives the compressed gain signals and then decompresses the compressed gain signals to obtain a plurality of gain signals. The correcting unit receives the pixel signals and the gain signals, and then corrects each of the pixel signals with the respective gain signal for the corresponding photo-sensing cell to obtain and output a corrected pixel signal. | 06-10-2010 |
| 20100135705 | PAPER GUIDING MECHANISM AND PRINTER USING THE SAME - A paper guiding mechanism and a printer using the same are provided. The paper guiding mechanism is disposed in a casing of a printer and located at an exiting end of a fusing device of the printer. The paper guiding mechanism guides a recording medium to a paper exit of the printer. The paper guiding mechanism includes a first guiding member and a second guiding member. The first guiding member is disposed in the casing. The second guiding member is movably attached to the casing. A passage is formed between the first guiding member and the second guiding member for the recording medium to pass through. The second guiding member may be moved by the force applied by the recording medium to guide the recording medium through the passage. | 06-03-2010 |
| 20100073738 | IMAGE PROCESSING APPARATUS AND IMAGE COPY METHOD - An image processing apparatus and an image copy method are provided. The image processing apparatus includes a housing, a scanning module and a processing unit. The processing unit is for controlling the scanning module to perform a scanning process. The scanning process includes the steps of scanning module to respectively to scan two pages located in a scanning window of the housing from a start-scanning position to an end-scanning position so as to generate two images. The distance from the start-scanning position to the end-scanning position at most equals a half of a length of the scanning window. The processing unit is further used for combining the two images. The image copy method further includes the steps of respectively scanning the two pages to obtain the two images and combining the two images into a combined image. | 03-25-2010 |
| 20100067694 | FILE-TRANSMITTING METHOD AND SCANNING DEVICE USING THE SAME - A file-transmitting method and a scanning device are provided. A document is scanned and an image file of the document is generated. The image file is stored to a remote storage device. File-access data for accessing the image file is generated. The file-access data is transmitted to a receiving destination. The scanning device includes a scanning head assembly, a processing unit and a transmitting unit. The scanning head assembly scans a document and generates an image file of the document. The processing unit, electrically coupled to the scanning head assembly, processes the image file and generates file-access data for accessing the image file. The transmitting unit, electrically coupled to the processing unit, transmits and stores the image file to a remote storage device, and transmits the file-access data to a receiving destination. | 03-18-2010 |
| 20100053704 | DUPLEX SCAN APPARATUS - A duplex scan apparatus for generating scanned images of a resolution includes an ASIC, a first CCD, a second CCD, a first AFE, and a second AFE. The ASIC processes digital data at an ASIC timing and outputs a CCD timing, wherein the ASIC timing equals twice as the resolution. The first CCD scans the first face of a document and generates first analog data according to the CCD timing. The second CCD scans the second face of the document and generates second analog data according to the CCD timing. The first AFE converts the first analog data into first digital data and outputs a first data amount of data points of the digital data to the ASIC for processing. The second AFE converts the second analog data into second digital data and outputs a second data amount of data points of the digital data to the ASIC for processing. | 03-04-2010 |
| 20090279149 | Scanner with Simplified Document Feeding Path - A scanner with a simplified document feeding path is provided for scanning a document. The scanner includes a paper path, a conveying mechanism, an optical module and a scan window. The conveying mechanism conveys the document along the paper path. The optical module, rotatably disposed, captures an image of the document conveyed to a first position and a second position in the paper path, wherein the optical module captures a front-side image of the document at the first position and a back-side image of the document at the second position. The scan window, mounted on the optical module, is turned toward the first position and the second position as the optical module rotates, and the optical module captures the image of the document through the scan window. | 11-12-2009 |
| 20090257178 | IMAGE-CAPTURING DEVICE HAVING COVER WITH INCLINED PLANE - An image-capturing device including a body, an optical module and an upper cover is provided. The body has an upper surface and a first inclined plane, wherein the upper surface has an image-capturing area, and the first inclined plane is connected and located adjacent to the upper surface. The optical module is movably disposed in the body and is for capturing an image of a document inside the image-capturing area. The upper cover has a lower surface and a second inclined plane, wherein the second inclined plane is connected and located adjacent to the lower surface. When the upper cover is closed upon the body, the second inclined plane is placed atop the first inclined plane. The included angle between the second inclined plane and the lower surface is at least equal to the included angle between the first inclined plane and the upper surface and less than 180 degrees. | 10-15-2009 |
| 20090251741 | SCANNER WITH LED LIGHT SOURCE - A scan module and a scanner using the same are provided. The scanner includes a housing and a scan module. The housing has a scan platform for supporting a to-be-scanned document. The scan module disposed inside the housing includes a light emitting diode (LED) light source, a reflector and an optical module. The LED light source for emitting a light beam is directed towards the reflector. The reflector is for reflecting the light beam, and the light beam reflected by the reflector is projected on the to-be-scanned document. The optical module is for receiving the light beam reflected from the to-be-scanned document placed on the scan platform. The light beam emitted by the LED light source is reflected by the reflector at least once before arriving at the to-be-scanned document. | 10-08-2009 |
| 20090147318 | Scanning device having positioning element for adjusting scanning area - A scanning device includes a housing, an optical module and a positioning element. The optical module is movably disposed in the housing. The positioning element disposed on the housing is movable in a direction substantially parallel to a moving path of the optical module so as to adjust the range of a scanning area. When a to-be-scanned document is scanned, the optical module moves inside the scanning area for performing scanning. | 06-11-2009 |
| 20090146365 | Paper feeder and image processing apparatus using the same - A paper feeder and an image processing apparatus using the same are provided. The paper feeder includes a feeding plate, a paper guide, a paper-feeding unit and a friction provider. The feeding plate is for supporting at least one sheet of paper. The paper guide is disposed on a side of the feeding plate for aligning the sheet of paper. The paper-feeding unit is disposed at a paper-feeding end of the feeding plate for conveying the sheet of paper. The friction provider is disposed on one lateral side of the paper-feeding unit, for increasing the friction between the sheet of paper and the surface of the feeding plate, and the paper guide is disposed on the other lateral side of the paper-feeding unit. | 06-11-2009 |
| 20090073518 | Scanning device and method thereof - A scanning device and a method thereof are provided. The scanning device includes a scanning platform and an optical chassis. The scanning platform is for supporting an object. A reference origin is defined on the scanning platform for positioning the object. The optical chassis is located at a detection position while detecting a position of the object. The optical chassis includes a carriage, an image sensor and a detector set. The image sensor is disposed in the carriage for capturing an image of the object and generating image data of the object. The detector set is mounted on the carriage for detecting whether the presence of the object is located at the reference origin. | 03-19-2009 |
| 20090059314 | Scanning method for scanning device communicating with computer - A scanning method for a scanning device communicating with a computer is provided. The scanning method comprises the following steps: executing a scanning program of a computer to connect a scanning device to the computer; initiating a scanning operation by the scanning device; performing the scanning operation by the scanning device to produce a scan image corresponding to an original; and transmitting the scan image to the computer by the scanning device. | 03-05-2009 |
| 20080287203 | Separable shaft coupler and transmission device using the same - A separable shaft coupler for coupling a transmission shaft and a passive shaft in a transmission device includes a first plate and a second plate. The first plate is connected to the transmission shaft and has a protrusion. The second plate is connected to the passive shaft and has a concavity. When the transmission shaft is coupled to the passive shaft, the protrusion is received in the concavity so that the transmission shaft drives the passive shaft to rotate. | 11-20-2008 |
| 20080278776 | Scanning module and scanner using the same - A scanning module disposed on one side of a transparent platen of a scanner for scanning a document disposed on the reverse side of the transparent platen is provided. The scanning module comprises a base, a lamp, a holder and an optical sensing component. The lamp for illuminating the document comprises a first section and a second section. The first section extends substantially parallel to a plane of the transparent platen. A first end of the second section is connected to one end of the first section. The shortest distance between a second end of the second section and the transparent platen is greater than that between the first section and the transparent platen. The holder is disposed on the second section for fixing the lamp to the base. The optical sensing component is used for receiving the light reflected by the document and converting that into an image signal. | 11-13-2008 |
| 20080277860 | Sheet-conveying apparatus and method for detection of multifeed thereof - A sheet-conveying apparatus and a method for detection of the multifeed thereof are provided. The sheet-conveying apparatus includes a passageway, a sheet-transporting mechanism and a sheet-detecting device. The sheet-detecting device disposed in the passageway includes a first transmitter, a first receiver, a second transmitter and a second receiver. A first signal is transmitted from the first transmitter along a first transmitting path and received by the first receiver. A second signal is transmitted from the second transmitter along a second transmitting path and received by the second receiver. The second transmitting path is oblique to the first transmitting path. The sheet-detecting device further includes a control-process unit for determining if the condition of the multifeed has occurred in the sheet-conveying apparatus according to the variations in the first signal and the second signal respectively received by the first receiver and the second receiver. | 11-13-2008 |
| 20080240743 | Sheet-conveying apparatus and method for detection of multiple-sheet feeding thereof - A sheet-conveying apparatus and a method for detecting multiple-sheet feeding thereof are provided. The sheet-conveying apparatus includes a passageway, a sheet-transporting mechanism and a sheet-detecting device. The sheet-detecting device includes a first transmitter, a first receiver, a second transmitter and a second receiver. The first receiver is for receiving a first signal of a first intensity transmitted from the first transmitter. The second receiver is for receiving a second signal of a second intensity transmitted from the second transmitter. The second intensity of the second signal is not equal to the first intensity of the first signal. The sheet-detecting device further includes an analysis unit for determining if the multiple sheets are conveyed in the passageway, according to the intensities of the signals respectively received by the first receiver and the second receiver. | 10-02-2008 |
| 20080228952 | Multi-function peripheral, data processing system and using method thereof - A data processing system including an electronic device and a multi-function peripheral is provided. The electronic device has a device code and stores a user-setting file. The multi-function peripheral connects with the electronic device via a transmission interface. The multi-function peripheral includes a memory unit and a processing unit. The memory unit stores identification data. The processing unit requests the electronic device to transmit the user-setting file to the multi-function peripheral through the transmission interface according to the identification data, and executes the user-setting file. | 09-18-2008 |
