Abstract: A printing system includes a portable communication device, a printing device and plural transmission channels. The printing device is used for receiving a to-be-printed data from the portable communication device, thereby performing a printing task. The plural transmission channels are selectively in communication with the portable communication device and the printing device for transferring the to-be-printed data to the printing device. The portable communication device includes a controlling unit for judging and setting priority values of the transmission channels and selecting one of the transmission channels as a priority transmission channel according to the priority values of the transmission channels, so that the to-be-printed data is transmitted from the portable communication device to the printing device through the priority transmission channel.

Abstract: A contact-type image scanner includes an illumination unit, a control unit and a photo-sensing unit. The illumination unit includes a first, a second and a third light source for respectively emitting different color light beams on an original surface. The control unit is in communication with the illumination unit for controlling on durations of the light sources. In response to a first start pulse and a second start pulse, the first light source and the second light source are turned on for a first on duration and a second on duration respectively, wherein the second light source is turned on immediately after the first light source is turned off or after the first light source is turned off for a delaying time. In response to a third start pulse, the first, second and third light sources are simultaneously turned on for a first minor on duration, a second minor on duration and a third minor on duration, respectively.

Abstract: A hinge device is used in an office machine including a main body and an upper cover. The hinge device includes a base, a rotating shaft and an elastic structure. The base includes a connecting part and a shaft sleeve part. The connecting part is fixed on the main body. The shaft sleeve part has a channel and a baffle. The baffle is arranged at an external surface of the shaft sleeve part. The rotating shaft is penetrated through the channel. The elastic structure includes a fixing part and a bending part. The bending part is correspondingly moved on the external surface of the shaft sleeve part during a process of opening or closing the upper cover. When the bending part is sustained against the baffle, the upper cover is positioned in an open status to define an included angle between the upper cover and the main body.

Abstract: A calibrating and positioning structure of a scanning apparatus is provided. The scanning apparatus includes a scanning platform and a scanning window. The scanning window has a wide edge. The calibrating and positioning structure includes a calibrating part and at least one positioning part. The calibrating part is disposed on the scanning platform, and aligned with the wide edge of the scanning window. The at least one positioning part is partially overlapped with the calibrating part, wherein the positioning part is not aligned with the wide edge of the scanning window.

Abstract: A multifunction peripheral includes a scanning platform, a scanning module, a recording unit and a controlling unit. The scanning platform includes a standby position, a position-calibrating structure and a datum line. The scanning platform is divided into a first zone and a second zone by the datum line. The position-calibrating structure is included in the second zone. The scanning module is movable with respect to the scanning platform for performing a scanning operation. The recording unit is used for recording a parameter associated with a position of the scanning module with respect to the scanning platform. The controlling unit is used for controlling movement of the scanning module according to the parameter recorded in the recording unit, so that the scanning module is moved through the position-calibrating structure to perform a position-calibrating operation. After the position-calibrating operation is completed, the scanning module is moved to the standby position.

Abstract: An image reading apparatus for use in an office machine includes a first image sensor and a second image sensor. The first image sensor is disposed in an automatic document feeder of the office machine for sensing and reading a first side of a document. The first image sensor includes a first optical module, a first correction element and an elastic sustaining element. The first optical module includes a first light source, a first light-sensing element and a glass surface. The first correction element is arranged at an opposite side of the first optical module. The elastic sustaining element has a free end sustained against the glass surface of the first optical module, thereby facilitating a close contact between the document and the glass surface. The second image sensor is disposed in an office machine main body for sensing and reading a second side of the document.

Abstract: A printing system includes a portable communication device, a printing device and plural transmission channels. The printing device is used for receiving a to-be-printed data from the portable communication device, thereby performing a printing task. The plural transmission channels are selectively in communication with the portable communication device and the printing device for transferring the to-be-printed data to the printing device. The portable communication device includes a controlling unit for judging and setting priority values of the transmission channels and selecting one of the transmission channels as a priority transmission channel according to the priority values of the transmission channels, so that the to-be-printed data is transmitted from the portable communication device to the printing device through the priority transmission channel.

Abstract: A portable data processing system includes a handheld communication device and a signal input/output device. The signal input/output device includes a casing, communication module, an input module, an output module and a bridging unit. The input module is used for generating and outputting a control command. When the handheld communication device is accommodated within the receiving space and connected with the communication module, the handheld communication device is operated according to the control command. The output module is used for outputting a data signal generated by the handheld communication device in real time.

Abstract: A docking station module for portable communication device is disclosed. The docking station module includes a main module configured to connect to a portable communication device and supply power to the portable communication device, and at least one peripheral device adapter module detachably connected to the main module and a peripheral device for allowing the data to be transferred between the portable communication device and the peripheral device in an one-way manner or in a two-way manner and enabling the peripheral device adapter module to execute an extension function.

Abstract: A paper pickup structure of a paper feeding device is provided. The paper pickup structure includes: a rotating arm, including a connection portion, a base, and a combination member, in which the connection portion and the combination member are located on the base; a first gear, combined with the connection portion to be switched between a forward rotation state and a reverse rotation state, so as to drive the rotating arm to rotate; a limiting member, located on the rotating arm, in which one end of the limiting member is combined with the combination member of the rotating arm, or one end of the limiting member is separated from the combination member through the rotation of the rotating arm; a second gear, located on the base; and a third gear, driven by the second gear to rotate when the rotating arm rotates to a predetermined position.

Abstract: A multifunction peripheral includes a scanning platform, a scanning module, a recording unit and a controlling unit. The scanning platform includes a standby position, a position-calibrating structure and a datum line. The scanning platform is divided into a first zone and a second zone by the datum line. The position-calibrating structure is included in the second zone. The scanning module is movable with respect to the scanning platform for performing a scanning operation. The recording unit is used for recording a parameter associated with a position of the scanning module with respect to the scanning platform. The controlling unit is used for controlling movement of the scanning module according to the parameter recorded in the recording unit, so that the scanning module is moved through the position-calibrating structure to perform a position-calibrating operation. After the position-calibrating operation is completed, the scanning module is moved to the standby position.

Abstract: A calibrating and positioning structure of a scanning apparatus is provided. The scanning apparatus includes a scanning platform and a scanning window. The scanning window has a wide edge. The calibrating and positioning structure includes a calibrating part and at least one positioning part. The calibrating part is disposed on the scanning platform, and aligned with the wide edge of the scanning window. The at least one positioning part is partially overlapped with the calibrating part, wherein the positioning part is not aligned with the wide edge of the scanning window.

Abstract: A sheet stopping mechanism includes a guiding element, a sheet stopping element and a guiding slot. The guiding element includes a sheathing part and an extension arm. The sheathing part is sheathed around an axle of the sheet pick-up roller. The sheet stopping element includes a stopping part, a protrusion part and a contact part. The extension arm of the guiding element is upwardly sustained against at the contact part of the sheet stopping element. The protrusion part of the sheet stopping element is accommodated within the guiding slot. When the sheet pick-up roller is moved toward a sheet input tray, the guiding element is uplifted. As a result, the protrusion part of the sheet stopping element is shifted and rotated in the guiding slot, and a front edge of the paper sheet is no longer hindered by the stopping part of the sheet stopping element.

Abstract: A contact-type image scanner includes an illumination unit, a control unit and a photo-sensing unit. The illumination unit includes a first, a second and a third light source for respectively emitting different color light beams on an original surface. The control unit is in communication with the illumination unit for controlling on durations of the light sources. In response to a first start pulse and a second start pulse, the first light source and the second light source are turned on for a first on duration and a second on duration respectively, wherein the second light source is turned on immediately after the first light source is turned off or after the first light source is turned off for a delaying time. In response to a third start pulse, the first, second and third light sources are simultaneously turned on for a first minor on duration, a second minor on duration and a third minor on duration, respectively.

Abstract: An image capturing device includes: a first base, including a first side edge and a second side edge opposite to each other; a first light-emitting element, located at the first side edge, for emitting a first light source to illuminate a document; a first compensator, located at the second side edge; a first sensing element, located between the first light-emitting element and the first compensator; a first transparent sheet, covering the first compensator; a second base, including a third side edge and a fourth side edge opposite to each other; a second light-emitting element, located at the third side edge, for emitting a second light source to illuminate the document; a second compensator, located at the fourth side edge; a second sensing element, located between the second light-emitting element and the second compensator; and a second transparent sheet, covering the second compensator.

Abstract: A paper output mechanism for an automatic document feeder, including: a seat; a connecting shaft, passed through the seat; and a paper feeding roller, placed around the connecting shaft, and including: a shaft portion; a roller portion, placed around the shaft portion; and adapted to convey a document, and an elastic element, placed around the shaft portion, and one end thereof being connected to the seat.

Abstract: A supporting plate for an automatic document feeder, adapted to configure a plurality of paper feeding rollers installed correspondingly to a plurality of transmission wheels, and used for transmitting a document to a paper output tray, the supporting plate including a plate body, including a plurality of accepting holes and adapted to install the plurality of paper feeding rollers, the plurality of paper feeding rollers and the plurality of transmission wheels drive the document move along a paper output direction toward the paper output tray; and a plurality of supporting portions, disposed at sides of the plurality of accepting holes along the paper output direction, and used for supporting the document to cause the document to form a curved body while being moved. A paper output mechanism using the aforementioned supporting plate is also disclosed here.

Abstract: An image acquisition module in a transmission device for a scanner is installed in a base of the scanner, a rotating wheel and a first roller are pivotally connected onto two inner sides of the base, and a driving roller is installed below the first roller. A conveyor is respectively put around the rotating wheel, the first roller and the driving roller, and a second roller is pivotally connected onto a place between the rotating and the driving roller and used for withstanding the conveyor between the rotating wheel and the driving roller to allow the conveyor between the rotating wheel and the second roller to be parallel to the conveyor between the rotating wheel and the first roller, and the conveyor is driven by the driving roller to drive the image acquisition module to move.

Abstract: A sheet separating device having a noise suppressing function is used with an auto document feeder. The sheet separating device includes a sheet separating pad, a sheet separating holder, a resilient element and a noise suppressing element. The sheet separating pad cooperates with a sheet separating roller to separate a paper sheet fed into a sheet-guiding path of the auto document feeder. The sheet separating pad is disposed on the sheet separating holder. The resilient element is sustained against or coupled to the sheet separating holder, so that sheet separating pad disposed on the sheet separating holder is urged against the sheet separating roller.

Abstract: A light projecting apparatus of a scanner module, including: a substrate, a plurality of light emitting diodes (LEDs), positioned on the substrate and adapted to generate a plurality of incident beams; a diffusion plate, corresponding to the plurality of LEDs, adapted to receive the plurality of incident beams and diffuse the plurality of incident beams uniformly over a scanned object and including: a first plane, receiving the plurality of incident beams; two end faces; connected to the two ends of the first plane in a transverse direction; and a second plane, the two ends thereof being respectively connected to the two end faces, adapted to diffuse the plurality of incident beams uniformly over the scanned object and including: a plurality of second transverse concave portions, adapted to diffuse the plurality of incident beams; and a plurality of second transverse convex portions, adapted to gather the plurality of incident beams, where the plurality of second transverse convex portions and the plurality o