Abstract: The preset invention provides an image device, which combined scanning device with video device. Due to the scanning device and video device have image data treating elements are identical in function, thus, the two image data processing elements within the scanning device and video device could combine to be an image device to process the two different image data type and the image data could output by one image device to diminish the cost.

Abstract: A method for improving a reading resolution of a biosensor is provided. The present invention includes applying a specimen on a chip of a biosensor, and a voltage-time discharge curve is established in response to a specific component in the specimen detected by the chip. Using a voltage V0 of a sampling time t0 of the voltage-time discharge curve as a central voltage, and selecting a plurality of respective voltages of sampling times close to the sampling time t0. Obtaining an average voltage of the central voltage V0 and these selected respective voltages to serve as an output voltage of the sampling time t0. Determining a respective average voltage corresponding to each sampling time of the voltage-time discharge curve before the time of discharge ending based on the former step, to serve as the output voltage of the each sampling time. The each output voltage is converted to a set of digital signals.

Abstract: An apparatus with a combination of a point light source and a single lens is provided. The present apparatus includes a point light source, a photodetector and a lens. The lens is placed in the same side of the point light source and the photodetector in order that the light emitting from the point light source is focused onto a target area of an object through the lens. The reflected light from the target area is focused onto the photodetector through the lens. The present apparatus can qualitatively and quantitatively monitor a content of a specific component of a tested solution. The geometric relationship of the point light source, the photodetector and the single lens can improve a measuring resolution of the present apparatus.

Abstract: A scanning method in which a scanning head moves back and forth to scan a paper sheet located in a scanning window is disclosed. The method of the present invention includes the steps of a) making the paper sheet go forward a first distance into the scanning window; b) the scanning head scanning a portion of the paper sheet; c) the transmission mechanism driving the scanning head to move a second distance in a first direction, wherein the second distance is smaller than the first distance; d) repeating the steps b) and c) until the scanning head completely scans a plurality of portions of the paper sheet in the scanning region; e) repeating the steps a), b), c) and d), except that the scanning head moves in a second direction opposite to the first; f) repeating the steps a), b), c), d), and e), the movement of the scanning head alternating between a first and second direction, until the scanning head completely scans the paper sheet to be scanned.

Abstract: The invention discloses an improved structure of light-source module, which arranges a reflection piece of light-source module in an image picking-up device of optical scanner. The invention applies the design of improved reflection piece to generate a compensatory function to the light source to reduce the waste formed by the light dissipation, which will be gathered by the reflection piece and be reflected to the document to be scanned. With the design of appropriate angle and position, the reflection piece may completely reflect the light onto the document to be scanned for obtaining a preferable quality of scanned image. Wherein, the reflection piece may be designed as two pieces, one of which may reach the function of light compensation, or one reflection piece may be designed as two reflection parts, one of which may reach the function of light compensation.

Abstract: The invention provides an axle sleeve apparatus for optical chassis. By the guidance of a guiding rod, the optical chassis making a linear displacement motion along the extension direction of the guiding rod. The axle sleeve apparatus for optical chassis includes an axle sleeve main body and at least one anchoring mechanism. The axle sleeve main body has a fastening mechanism capable of proceeding connection with the optical chassis. The anchoring mechanism is arranged at one side of the axle sleeve main body and capable of proceeding connection with the guiding rod. It is arranged with: a convex arm extending out one side of the axle main body and an elastic body corresponding to the convex arm. By elastic force, the elastic body may move between a first position and a second position.

Abstract: The present invention is to provide an image scanner, for scanning a reflection document or a transmission document. The image scanner comprises a shell, a document window glass, a transmission document carrier, and an optical chassis. The shell has a groove on its upper surface. The document window glass is capable of connecting with the groove, for scanning the reflection document. The transmission document carrier is capable of connecting with the groove, for scanning the transmission document. The optical chassis is provided at a proper location, for retrieving the images of the reflection document and the transmission document and converting them to an electronic signal. Wherein, by placing the document window glass or transmission document carrier into the groove, the image scanner is capable of scanning the reflection document or transmission document, respectively.

Abstract: A light-source mechanism for an optical scanner includes a chassis, a lamp, a lamp holder and a buffering device between the chassis and the lamp holder. If the buffering device is subjected to an external force of impact and vibration, the buffering device may effectively absorb the influence of the external force, such that the lamp generally will not be damaged.

Abstract: An illumination module of light emitting elements is provided. The present illumination module includes a printed circuit board having a one-dimensional array of light emitting elements arranged thereon and a reflecting layer on the surface of the printed circuit board with the light emitting elements arranged thereon. The reflecting layer provides reflecting means for the light emitting elements, improving utilization of the light emitting from the light emitting elements, and thus increasing the luminance of the illumination module of light emitting elements.

Abstract: A chip with measuring reliability and a method thereof are provided. The present invention serially connects a resistor having a resistance equal to or a little more than a maximum resistance of the chip itself to the resistor Rs of the chip so as to compensate the resistance differences among chips. A noise to signal (N/S) ratio of the chip is decreased, and a measuring reliability of the chip is improved.

Abstract: A floating window, suitable for use in a flatbed scanner. The flatbed scanner has at least a top lid and a chassis. The floating window includes a transparent flat panel disposed under an opening of a top lid. A supporting structure and a limiting structure are further installed on the top lid, and a flexible structure is Installed between the supporting structure and the limiting structure. While being pushed by the chassis and pressed by the flexible structure, the transparent flat panel is in a floating status. When the chassis is periodically shifting to perform scanning, the transparent flat panel is correspondingly undulating up and down according to the periodic movement of the chassis; and consequently, the document disposed on the transparent flat panel is shifted up and down accordingly.

Abstract: An apparatus for capturing a document with a plurality of compression models comprises an image-processing system and an image-capturing system. The image-processing system is for accepting a request of setting the compression models for the document and processing the data of the document according to the compression models, wherein the request is from an exterior electric device connected to the apparatus. The image-capturing system is for capturing the data of the document, and is connected to the image-processing system and comprises multitudes of optic devices. The method for capturing the document with these compression models comprises accepting a request of setting the compression models for the document; capturing the data of the document; and processing the data of the document with these compression models.

Abstract: A light source control method and apparatus of an image scanner is disclosed. The invention utilizes a determination means and an illumination control device to perform partial or full illumination and adjust brightness so that the light source can be operated more efficiently and more economically.

Abstract: A scanning chassis is suited for scanning a document. The scanning chassis includes a case, a light source, at least one reflector, a lens assembly and an optical sensor. The case has a light transparent slot shaped like a bar form, wherein the widths corresponding to the points along the longitudinal direction of the light transparent slot are not all the same. The light source can illuminate the document and an image can be generated at the place where the document is illuminated by the light source. The image can be projected on the reflector through the light transparent slot. The image can be projected on the lens assembly by the reflector's reflecting the image. The image can be projected on the optical sensor after the image passes through the lens assembly.

Abstract: A document surface micro-adjust mechanism for an optical scanner. The optical scanner has an outer casing with a transparent document platform in the upper section. An optical lens is enclosed inside the outer casing. The document surface micro-adjust mechanism uses a carrier chassis to embed the transparent document platform. One end of the carrier chassis is hinged upon the upper wall of the outer casing while the other end of the carrier chassis has a through hole to be engaged to a locking hole on a latching structure attached to the upper section of the outer casing. A locking element passes through the through-hole to engage with the locking hole. An elastic element is positioned between the carrier chassis and the latching structure. Depth of the locking element inside the locking hole may be adjusted to vary optical distance from the document surface of the transparent document platform to the optical lens inside the scanner.

Abstract: In one embodiment, at least one rotational reflection element is circulated such that one or more reflection surface sets is positioned along an optical path of a scanner. Circulation is provided by rotating a fixing element that is coupled to the rotational reflection element. The fixing element may comprise a power source and a fixing pin, whereinthe fixing pin is operable to fix a position of the rotational reflection element.

Abstract: A scanning chassis is suited for scanning a document. The scanning chassis includes a case, a light source, at least one reflector, a lens assembly and an optical sensor. The case has a light transparent slot shaped like a bar form, wherein the widths corresponding to the points along the longitudinal direction of the light transparent slot are not all the same. The light source can illuminate the document and an image can be generated at the place where the document is illuminated by the light source. The image can be projected on the reflector through the light transparent slot. The image can be projected on the lens assembly by the reflector's reflecting the image. The image can be projected on the optical sensor after the image passes through the lens assembly.

Abstract: A document surface micro-adjust mechanism for an optical scanner. The optical scanner has an outer casing with a transparent document platform in the upper section. An optical lens is enclosed inside the outer casing. The document surface micro-adjust mechanism uses a carrier chassis to embed the transparent document platform. One end of the carrier chassis is hinged upon the upper wall of the outer casing while the other end of the carrier chassis has a through hole to be engaged to a locking hole on a latching structure attached to the upper section of the outer casing. A locking element passes through the through-hole to engage with the locking hole. An elastic element is positioned between the carrier chassis and the latching structure. Depth of the locking element inside the locking hole may be adjusted to vary optical distance from the document surface of the transparent document platform to the optical lens inside the scanner.

Abstract: The image-capturing system comprises a image-capturing module and a plurality of mirrors, wherein the image-capturing module has a lens and a charge-coupled device (CCD). The image-capturing module is located on about the center in the image-capturing system, and a plurality of mirrors are arranged in the peripheral region within the image-capturing system to make the layout of optical path around the image-capturing module. Furthermore, reflectional angle of each mirror can be adjusted according to the requirement for design, so as to obtain the longest optical path.

Abstract: A reporting system capable of reporting the end of a scanning session to a user through existing computer peripheral devices is proposed. By reporting at the end of a scanning session, the user can proceed with subsequent scanning operations with no delay. Hence, idle time of the scanner is greatly reduced.