Patent application number | Description | Published |
20090256726 | ILLUMINATED KEYBOARD WITH A LIGHT GUIDE PLATE - An illuminated keyboard with a light guide plate of the present invention includes a key module and a luminous module located under the key module. The luminous module includes a transparent light guide plate, a plurality of illuminants, and a light reflection plate located under the light guide plate. The light guide plate is provided with a plurality of light input units which are sections formed at the light guide plate. The illuminants are located corresponding to the light input units, and the light emitted by the illuminants is transmitted into the light guide plate via the sections. The light guide plate is provided with a plurality of light output units to provide the light to the key module. Each light output unit is provided with a plurality of light output members. The quantity of the light output members of each light output unit located at the same side of the illuminants increases with the increasing distance between the light output units and the illuminants. The light emitted from the illuminants to the light input units of the light guide plate, transmitted through the light guide plate and refracted or scattered at the light output units. The quantity and structure of the light output members of each light output unit and the position of the light output units can be adjusted according to the requirements, thereby providing even and bright light to the key module. | 10-15-2009 |
20100053870 | COMPUTER KEYBOARD WITH TRANSPARENT COVERS FOR PROTECTING KEY CHARACTERS - A computer keyboard in one embodiment includes a plurality of keys, each of the keys including a suspension structure and a key body supported by the suspension structure, the key body comprising a color body member, a transparent colorless protective cover formed on the body member, and at least one character formed on the body member by laser engraving through the protective cover onto the body member wherein the body member has a flat top. | 03-04-2010 |
20100253551 | KEYBOARD WITH PAINT SCHEME - A keyboard includes a seat; a plurality of keys positioned on the seat, the key comprising a vertically depressible bridge and a cap releasably fastened on the bridge; a plurality of primers each formed on the cap; a plurality of paint layers each coated on the primer wherein each of a predetermined number of the paint layers has a piece of a paint scheme selected from a computer; and a plurality of character layers each having a unique character set coated on the paint layer. The keyboard is aesthetic. Further, such type of keyboard featured a specially designed paint scheme on exterior is very competitive in the market. | 10-07-2010 |
20100321298 | KEYBOARD AND TOUCHPAD COMBINATION - A keyboard and touchpad combination for a computer in one embodiment includes a hollow frame; a touchpad fitted in frame; a character membrane comprising printed characters; a rubber keyboard comprising raised top keys and guide stems each extending downward from the key; a brace board for positioning the rubber keyboard and comprising holes for loosely receiving the keys; a membrane circuit board comprising dome switches each corresponding to the guide stem thereabove, each dome switch including a conductive contact on a top of its inner surface, and pairs of conductive lines, each pair of the conductive lines being directly below the conductive contact; and a bottom plate. The keyboard and touchpad combination can be operated as a keyboard or a touchpad. | 12-23-2010 |
20110297523 | BACK LIGHTED MEMBRANE KEYBOARD WITH COMPONENTS BEING SECURED TOGETHER BY SUBJECTING TO ULTRASONIC WELDING - A back lighted membrane keyboard includes a key housing, a membrane, a key support plate, a membrane circuit board, an insulative plate, a light guide membrane plate, and a base plate. The key housing, the membrane, the key support plate, the membrane circuit board, the insulative plate, and the light guide membrane plate are aligned by inserting stems thereinto. Eventually, these components are subjected to ultrasonic welding to be bound together. | 12-08-2011 |
20110304547 | PLANARIZED LASER MOUSE - A planarized laser mouse includes left and right base plates; insulative left and right plate members on the left and right base plates respectively, each plate member comprising stop and retaining grooves; left and right scissor-shaped structure assemblies each having at least one scissor-shaped structure pivotably secured to the stop grooves and the first retaining grooves of the left and right membrane plates beneath respectively; and left and right buttons each comprising, on a bottom, a plurality of pivot grooves, a plurality of second retaining grooves, and a central pressing member aligned with the recess of the elastic member, wherein the pivot and second retaining grooves of the left and right buttons are pivotably secured to the at least one scissor-shaped structure of the left and right scissor-shaped structure assemblies beneath respectively. | 12-15-2011 |
Patent application number | Description | Published |
20080231613 | DIGITIZER PEN CAPABLE OF UTILIZING SOLAR POWER - A digitizer pen includes a solar cell for converting solar power into electrical energy, an energy storing circuit connected electrically to the solar cell for storing electrical energy therefrom, a magnetic field generating circuit for receiving electrical energy from one of the solar cell and the energy storing circuit, and a pen housing unit for receiving the solar cell, the energy storing circuit and the magnetic field generating circuit. | 09-25-2008 |
20090040185 | ANTENNA MODULE FOR A DISPLAY DEVICE THAT INCORPORATES AN ELECTROMAGNETIC DIGITIZING TABLET FUNCTION - An antenna module includes a dielectric substrate, x-axis and y-axis antennas, a plurality of contact units, and an interconnecting unit. The dielectric substrate has opposite first and second surfaces. Each of the x-axis and y-axis antennas is formed an a respective one of the first and second surfaces of the dielectric substrate. Each of the contact units is formed on the first surface of the dielectric substrate. The interconnecting unit interconnects the contact units. | 02-12-2009 |
20110290628 | MEMBRANE KEYBOARD WITH PARTS BEING FIXEDLY SECURED TOGETHER - A membrane keyboard includes transparent keys, bridge structures each with the key mounted thereon, a plastic board, a frame board, a film circuit board, an insulative board, a light guide film plate, a base board, and fasteners for fastening the plastic board, the frame board, the film circuit board, the insulative board, and the light guide film plate on the base board. The plastic board, the frame board, the film circuit board, the insulative board, the light guide film plate, the base board, and the fasteners are secured together by subjecting to ultrasonic welding. | 12-01-2011 |
Patent application number | Description | Published |
20140014488 | BACK LIGHTED MEMBRANE KEYBOARD WITH PARTS BEING SECURED TOGETHER BY SUBJECTING TO ULTRASONIC WELDING - A membrane keyboard is provided with transparent keys each including a bottom key shaft; a key housing including openings for receiving the keys, and downward extending stems; a membrane circuit board below the key housing and including elastic members and a light blocking layer; scissor-shaped structures each including a central opening, two first slide axles, two second slide axles below the first slide axles, a first pivot shaft opposing the first slide axles, and a second pivot shaft opposing the second slide axles and below the first pivot shaft wherein the first slide axles and the first pivot shaft are pivotably secured to the key bottom; a transparent light emitting and guiding plate below and electrically connected to the membrane circuit board; and an aluminum plate below the light emitting and guiding plate and including retaining members for pivotably receiving the second slide axles and the second pivot shaft. | 01-16-2014 |
20140132516 | OPTICAL KEYBOARD - An optical keyboard includes a key assembly for alphanumeric data input; a keyboard housing being an integrally formed rectangular block for surrounding the key assembly, the keyboard housing including a left frame member, a right frame member, a rear frame member, and a front frame member; and at least one actuation sensing module disposed on a periphery of the keyboard housing, each of the at least one actuation sensing module including a light emitting member for emitting light directed to a predetermined space above the key assembly within the keyboard housing to create a sensing zone, and a photo sensor for sensing light emitted from the light emitting member. | 05-15-2014 |
20140168080 | OPTICAL INPUT APPARATUS - An optical input apparatus is provided and includes an input device for providing data and control signals to a computer; and at least one object sensing module disposed on a top of the input device and each including an optical sensor and a light source. The light source is capable of emitting light upward divergently to create a virtual sensing space above. | 06-19-2014 |