Abstract: An indoor gas exchange system configured between an outdoor space and an indoor space includes one or more outdoor air pollution detectors, a plurality of indoor air pollution detectors, a gas exchange device, a filtering component, and a central processing controller. The gas exchange device is manufactured by a plurality of gas-guiding units integrated as a thin member through semiconductor manufacturing processes. The gas exchange device is configured between the outdoor space and the indoor space to provide gas exchange for the indoor gas. The central processing controller performs an intelligent computation to control the gas exchange device to be opened or closed and to determine whether the outdoor gas is to be introduced into the indoor space or the indoor gas is to be discharged to the outdoor space, so that the indoor gas in the indoor space is exchanged and cleaned to a safe and breathable state.

Abstract: A system for detecting and cleaning indoor air pollution adapted to be utilized in an indoor space with an HVAC system includes one or more outdoor gas detection devices, a plurality of channels, a plurality of indoor gas detection devices, a plurality of physical-typed or chemical-typed filtering devices, and a control central processor. The blower of the filtering device receives a control command so as to be driven and to generate an air convection which is directed. Therefore, the air pollution is filtered by the filtering component to allow the indoor air pollution data to approach to almost zero, so that a gas in the indoor space is cleaned to a safe and breathable state.

Abstract: A system for detecting and cleaning indoor air pollution includes gas detection devices and filtering devices. The gas detection devices are adapted to detect a qualitative property and a concentration of an air pollution and output an air pollution data to perform an intelligent computation. The filtering devices are physical-typed or chemical-typed for filtering the air pollution. The filtering devices include one or more movable filtering devices, and the movable filtering device includes a gas detection device. After the intelligent computation is performed to locate an air pollution location, a control command is transmitted to the movable filtering device selectively and intelligently, and the movable filtering device receives the control command and is moved to the air pollution location. Therefore, the movable filtering device allows the air pollution data to approach to a non-detection state, thus a gas in the indoor space is cleaned to a safe and breathable state.

Abstract: A spectrum analyzer includes an input member, a predetermined output plane and a reflection type diffraction grating. The input member receives an optical signal. The reflection type diffraction grating includes a non-Rowland circle curved grating profile curved surface and a plurality of diffraction structures. The diffraction structures, each having a pitch and disposed on the grating profile curved surface, are configured to separate the optical signal into a plurality of spectral components. At least some pitches of the spectral components are different from each other. One of the spectral components indicating a central wavelength is emitted to the predetermined output plane in a direction substantially perpendicular to the predetermined output plane. The grating profile curved surface is used for focusing the spectral components on the predetermined output plane.

Abstract: An optical system comprising an input member, a predetermined output plane and a reflection type diffraction grating is disclosed. The input member receives an optical signal. The reflection type diffraction grating comprises a grating profile curved surface and a plurality of diffraction structures. The diffraction structures, which separate the optical signal into a plurality of spectral components, are respectively disposed on the grating profile curved surface by a plurality of pitches. At least some pitches are different from each other, so that the spectral components are emitted to the predetermined output plane in a direction substantially perpendicular to the predetermined output plane. The grating profile curved surface is used for focusing the spectral components on the predetermined output plane.

Abstract: A multifunctional portable data processing system having print, scan, and copy capabilities includes a portable computer having a housing, a display screen, a input panel, a pointing device, and a data processing unit which may be within or attached to the housing. The data processing unit includes a contact image sensor scan unit and a full page width ink jet printhead unit, an ink container, a paper path, paper feeding and ejecting rollers, control circuitry, and electrical power and standard data protocol data connections with the portable computer. The data processing unit further includes a clock with a clock rate fed to the printhead unit to reduce printing throughput of the printhead unit to approximately 1 to 60 pages per minute. The use of a stationary printhead unit and a reduced clock rate allows full functionality of the print system without sacrificing needed portability.

Abstract: A method and a device are provided for printing value-added information onto a continuous printing medium. The continuous printing medium comprises the first printing medium connected with the second printing medium. The first printing medium has the first transaction information area and a first value-added information area. The second printing medium has the second transaction information area and the second value-added information area. The first transaction information area, the first value-added information, the second transaction information area and the second value-added information area are aligned sequentially. The printing method comprises the steps of firstly printing the first transaction data and the value-added information respectively onto the first transaction information area and the second value-added information area, and secondly, moving the continuous printing medium. And the last step is to print the first the second transaction data onto the second transaction information area.

Abstract: In a duplex automatic sheet feeder, a first passageway is connected to a sheet input tray for storing sheets. A sheet feeding mechanism feeds the sheets one by one to the first passageway. A second passageway is connected to the first and third passageways and has an image processing region. A fourth passageway is connected to the third passageway and the second passageway. A fifth passageway is connected to the third passageway and a duplex sheet output tray. A guiding mechanism located at a connection portion between the third and fifth passageways selectively guides the sheet from the third passageway to the fifth passageway. A sheet detector located at the third passageway detects the sheet moving through the third passageway. A transporting mechanism transports the sheet from the first passageway to the duplex sheet output tray sequentially through the second, third, fourth, third and fifth passageways.

Abstract: A multifunctional portable data processing system having print, scan, and copy capabilities includes a portable computer having a housing, a display screen, a input panel, a pointing device, and a copy unit which may be within or attached to the housing. The copy unit includes a contact image sensor scan unit and a full page width ink jet printhead unit, an ink container, a paper path, paper feeding and ejecting rollers, control circuitry, and electrical power and standard data protocol data connections with the portable computer. The use of a stationary printhead unit and a reduced clock rate allows full functionality of the print system without sacrificing needed portability.

Abstract: A portable data processing system having print capabilities includes a portable computer having a housing, a print unit attached to the housing, and an ink container connected to the printhead of the print unit. The print unit includes a full page width ink jet printhead, a paper path, intake and output rollers, control circuitry, and electrical power and standard data protocol data connections with the portable computer. The use of a stationary printhead and a reduced clock rate allows full functionality of the print unit without sacrificing needed portability.

Abstract: A portable data processing device capable of acquiring images and supporting human hands includes a portable data processing module and a portable image acquiring module. The portable image acquiring module for scanning a document is mounted on a side surface of a base of the portable data processing module in order to support the human hands and make an operation interface, which is installed on the base, be easily operated.

Abstract: The invention provides a book scanner, connecting to a portable storage device, comprising a housing, two scan windows, at least an optical apparatus and at least a data output device. The two scan windows are assembled together in an inclined manner to form an upraised ridge, so that the pages of an open book can be placed flatly on the scan windows and can be clearly scanned. Furthermore, the scan image data can be transmitted directly to the portable storage device, thus making it more convenient for a user to carry and access the scan image data.

Abstract: An ink jet printer includes a housing, a first guiding device and a second guiding device, a first chassis, and a second chassis. The first guiding device and the second guiding device are disposed in parallel in the housing. The first chassis and the second chassis are movably disposed on the first guiding device and the second guiding device respectively. The first chassis is for carrying a first print head assembly, and the second chassis is for carrying a second print head assembly. The first print head assembly and the second head assembly are moved simultaneously by the first guiding device and the second guiding device respectively to complete a print operation.

Abstract: A digital image output method includes the steps of selecting a number of output modules to output image data via a control center, and equally distributing the image data to the selected output modules for print in order.

Abstract: An inkjet image output system including a control unit and a number of inkjet printing units is disclosed. The control unit is for receiving a first image datum, then outputting a print datum accordingly. The inkjet printing units print an image corresponding to the print datum under the control of the control unit. The image is printed by at least two of the inkjet printing units.

Abstract: A portable data processing device capable of acquiring images and supporting human hands includes a portable data processing module and a portable image acquiring module. The portable image acquiring module for scanning a document is mounted on a side surface of a base of the portable data processing module in order to support the human hands and make an operation interface, which is installed on the base, be easily operated.

Abstract: A method and a device are provided for printing value-added information onto a continuous printing medium. The continuous printing medium comprises the first printing medium connected with the second printing medium. The first printing medium has the first transaction information area and a first value-added information area. The second printing medium has the second transaction information area and the second value-added information area. The first transaction information area, the first value-added information, the second transaction information area and the second value-added information area are aligned sequentially. The printing method comprises the steps of firstly printing the first transaction data and the value-added information respectively onto the first transaction information area and the second value-added information area, and secondly, moving the continuous printing medium. And the last step is to print the first the second transaction data onto the second transaction information area.

Abstract: A multiple-resolution scanning device introduces an image information obtained by scanning a document into a light folding device and the image information is reflected in the light folding device. The image information comes out from the light folding device and received and reflected by a final reflection mirror unit, and passes through a lens unit and then focused on an optical sensor. By adjusting the light folding device or the final reflection mirror unit, or by adjusting the light source and the light folding device to change the position or angle thereof to achieve the purpose of changing the path of light of the image information and obtain the scanned results having different resolutions.

Abstract: This invention provides a temperature sensor to sense a temperature profile of a target surfaces and to judge whether the high-temperature area, having a temperature higher than a predetermined temperature, of the target surface is a major area. The temperature sensor comprises an image capturing module, an image processing module, an image database and a comparison module. The image capturing module is used to measure the temperature profile of the target surface and capture a heat image of the target object. The image processing module is used to label the high-temperature area wherein the temperature is high than a predetermined temperature. The image database stores a plurality of images of the major areas. The comparison module compares an image of the high-temperature area with the image of the major area stored in an image database and decides whether the high-temperature area is the major area.

Abstract: A charge-coupled device (CCD) sensing apparatus is provided. The CCD sensing apparatus includes a first photo sensor set and a first CCD shift register. The first photo sensor set includes a number of first photo-sensors for receiving light signals and generating multiple corresponding first charge signals. The first CCD shift register includes a first CCD component set and a second CCD component set. The first CCD component set can receive part of the first charge signals and output them to a first charge storage component, while the second CCD component set can receive part of the remaining first charge signals and output them to a second charge storage component.