Patent application number | Description | Published |
20120206369 | CONTROL METHOD FOR GENERATING FLICKERING COLOR-LIGHT ALTERATION OF ILLUMINATED KEYBOARDS - A control method is to generate flickering color-light alteration of an illuminated keyboard which includes a plurality of keys depressed to provide at least one key-in signal, a plurality of backlight units and a control unit. The illuminated keyboard is divided into a plurality of illumination zones according to the backlight units. The control method includes steps of: first, setting multiple different illumination times corresponding to the backlight units through the control unit; next, detecting the key-in signal not being generated over a preset time or detecting the key-in signal matching a working condition to activate the control unit; and sending out a driving signal respectively by the control unit within the illumination time to the corresponding backlight units to generate illumination asynchronously in the illumination zones. | 08-16-2012 |
20120249344 | MULTI-COLOR ILLUMINATED KEYBOARD - A multi-color illuminated keyboard at least includes a plurality of keys, an array circuit board, a signal processing unit and a lighting control processor. The array circuit board is located beneath the keys and triggered by depressing one key to generate a corresponding array signal or a mode switching signal. The signal processing unit receives the array signal and converts the array signal into a character signal to be output. The signal processing also can receive the mode switching signal and transmit the mode switching signal to the lighting control processor. The lighting control processor presets multiple driving modes and is electrically connected to the lighting element sets in the illuminated keyboard. The lighting control processor can be triggered by the mode switching signal to change the driving modes of the lighting element sets in the illuminated keyboard. | 10-04-2012 |
20130208499 | ILLUMINATED KEYBOARD PROVIDING HIGH AND UNIFORM LUMINOSITY - An illuminated keyboard providing high and uniform luminosity includes a keyboard portion and at least one light guide element. The keyboard portion includes a plurality of key units and a substrate to hold the key units. The key units are arranged in parallel rows each having multiple key units to form a key unit assembly. The key unit assembly is spaced from the substrate to form a vertical projection space, and any two neighboring key unit assemblies form a horizontal mounting space. The light guide element includes a light guide portion located in the horizontal mounting space and two light projecting portions located in the vertical projection space. Each light projecting portion has at least one transparent zone to project light transmitted by the light guide portion into the vertical projection space to provide uniform luminosity for the key unit assembly. | 08-15-2013 |
20130217338 | METHOD OF MULTI-TARGET SWITCH TRANSMISSION THROUGH AN EXTERNALLY CONNECTED BLUETOOTH SELECTION DEVICE - A method of multi-target switch transmission through an externally connected Bluetooth selection device aims to switch at least one input module having a wired connection mode to connect with a first information device and a wireless connection mode to connect with one of at least two second information devices. The method of switch transmission includes the steps of: establishing device connection, setting multi-target devices, determining wired connection mode or wireless connection mode, and determining the second information devices to be connected under the wireless connection mode. Through the externally connected Bluetooth selection device the input module can be switched and usable on the first information device and second information devices at the same time, and also establish connection with the corresponding information device according to requirements. | 08-22-2013 |
20130223093 | LIGHT-CONCENTRATIVE ILLUMINATING KEYBOARD - A light-concentrative illuminating keyboard contains a keyboard set and at least one illuminating set. The keyboard set includes plural pressing members depressible to move based on a pressing direction, plural resilient supporting members disposed relative to the pressing members to allow the pressing members to move reciprocately along the pressing direction, and a circuit board to be triggered to generate an instruction signal while the pressing members presses the resilient supporting members individually. The circuit board includes at least one reflecting region at least relative to the resilient supporting member. The illuminating set is disposed in a light guiding space between the pressing members and the circuit board to generate light. The light is transmitted in the light guiding space and reflected by the reflecting region of the circuit board to guide into the pressing member through the resilient supporting member to provide high illumination. | 08-29-2013 |
20130321275 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a keyset portion and at least one light source substrate. The keyset portion includes a plurality of keys and a baseboard to hold the keys and allow the keys to respectively generate a trigger displacement. The keys are arranged in parallel rows to form a plurality of key clusters. The light source substrate is located between any two neighboring key clusters and includes a light transmission channel with an electrode electrically connected to at least one light emitting diode (LED) and is covered by a light transmission element. The LED receives electric power provided by the light source substrate to generate light transmitted via the light transmission channel and projected uniformly to the key clusters via the light transmission element. Hence the illuminated keyboard of the invention can be made thinner and assembled simpler. | 12-05-2013 |
20140034467 | ILLUMINATED KEYBOARD WITH A LIGHT TRANSMISSION CHANNEL - An illuminated keyboard with a light transmission channel contains a substrate used to hold a plurality of press units, a circuit board disposed on the substrate and triggered by the press units, and a light shielding unit disposed on the circuit board and having a permeable area and a light impermeable area. The light impermeable area of the light shielding unit and a non-transparent surface of the circuit board form a light transmission channel between the substrate and the plurality of press units. The illuminated keyboard also contains at least one illuminating unit to emit light into the light transmission channel, thus the light can be projected to the plurality of press units through the light permeable area of the light shielding unit. | 02-06-2014 |
20140055289 | THIN ILLUMINATED KEYBOARD - A thin illuminated keyboard comprises a plurality of keys, a carrying unit and at least one light emission board. The carrying unit includes a baseboard to hold the keys and at least one light guide element located between the keys and baseboard. The light guide element includes at least one light guide port. The baseboard includes at least one installation port that communicates and incorporates with the light guide port to form at least one installation space. The light emission board is located on one side of the baseboard opposite to the keys and has at least one light source held in the installation space to emit light towards the light guide port, and the light is transmitted via the light guide element to project to the corresponding keys for illumination. | 02-27-2014 |
20140119587 | WATERPROOF PIEZOELECTRIC CERAMIC SPEAKER - A waterproof piezoelectric ceramic speaker comprises a ceramic composite and a vibration membrane. The ceramic composite includes a ceramic plate and a driving electrode assembly arranged on the ceramic plate and supplying a driving voltage to the ceramic plate to generate vibration for the ceramic plate. The vibration membrane includes a first vibration layer and a second vibration layer respectively adhered to two opposite surfaces of the ceramic composite. The first vibration layer and the second vibration layer respectively have a resonance member adhered to the ceramic plate and resonating with the ceramic plate synchronously, a waterproof member connecting with the resonance member to seal the driving electrode assembly, and a bonding member extending from a perimeter of the resonance member to seal the resonance member. | 05-01-2014 |
20140151205 | LOCALLY ILLUMINATED KEYCAP - A locally illuminated keycap is located in a keyboard. The keyboard includes a lighting unit to project light to the keycap. The keycap includes at least one top edge to form an opaque press surface, at least one bottom edge located below the press surface to form a light incident surface to receive light, and at least one transparent light emitting surface connecting to the top edge and bottom edge to emit light. The press surface and light emitting surface form an inclined angle between them greater than 90 degrees. The press surface, light incident surface and light emitting surface jointly form a light retaining zone. Light generated by the lighting unit projects to the light incident surface and enters the light retaining zone, and is masked by the opaque press surface to emit locally through the transparent light emitting surface. | 06-05-2014 |
20140151208 | SIMPLE ASSEMBLY THIN KEYBOARD - A simple assembly thin keyboard includes at least one circuit board and a plurality of keycap assembly located on the circuit board and movable vertically to press the circuit board to generate keyboard command signals. The keycap assembly includes a plurality of first keycaps and second keycaps. Each first keycap abuts at least one second keycaps. The abutting first keycaps and second keycaps are interposed by a plurality of connection arms. Each connection arm includes at least one first connecting section connecting to the first keycap, at least one second connecting section connecting to the second keycap and an elastic section which bridges the first connecting section and second connecting section and contains at least one stress reversion spot. Through the connection arm bridged the first and second keycaps to substitute the conventional driven mechanism total thickness of the keyboard can be reduced, and assembly also is simpler. | 06-05-2014 |
20140151209 | THIN KEYBOARD - A thin keyboard includes a circuit board, a plurality of keycaps and a frame. The circuit board has a plurality of command portions to receive contact to generate command signals and a plurality of elastic support members located on the command portions. Each keycap is corresponding to one elastic support member and has at least one depressible press surface and a holding surface formed at an elevation difference interval with the press surface. The transverse cross section of the holding surface is greater than the transverse cross section of the press surface. The frame is positioned corresponding to the keycaps and has a plurality of installation portions corresponding to the keycaps, and a plurality of ribs abutting the circumference of the installation portions and overlapped over the holding surface of each keycap. Each installation portion has a carved out area which is smaller than the holding surface. | 06-05-2014 |
20140151210 | ILLUMINATED KEYBOARD EQUIPPED WITH LIGHT EMITTING KEYCAPS - An illuminated keyboard equipped with light emitting keycaps includes a keyboard portion and a light emitting portion. The keyboard portion includes at least one circuit board contained a plurality of keyboard command portions and a plurality of press members located above the circuit board corresponding to the keyboard command portions that are depressible to trigger the keyboard command portions. Each press member has a press surface, a holding surface and a coupling surface interposed between the press surface and holding surface. The press surface and circuit board form a light projection zone therebetween. The light emitting portion includes a lighting unit to provide light to the light projection zone and a light mask plate. The light mask plate has an aperture to expose the press surface and a light mask portion overlapped over the holding surface. | 06-05-2014 |
20140183018 | ILLUMINATED KEYCAP FOR GENERATING SOFT LIGHT - An illuminated keycap for generating soft light is located in a keyboard which includes a command circuit board located beneath the keycap and a lighting unit to project light to the keycap. The keycap includes a press surface, a connecting section extended from the press surface towards the command circuit board and a color display surface extended from the connecting section and parallel to the press surface. The press surface, connecting section and color display surface form a light retaining zone. The press surface has a top surface coated with a first pigment layer. The color display surface has a bottom surface coated with a second pigment layer whose color is different from the first pigment layer. The first and second pigment layers form a mixed color so that light generated by the lighting unit to enter the light retaining zone is emitted softly through the connecting section. | 07-03-2014 |
20140284193 | COMMAND GENERATION STRUCTURE FOR THIN KEYBOARDS - A command generation structure for thin keyboards includes a circuit board and a frame stacked over the circuit board. The circuit board has a plurality of keyboard command portions to receive contact to generate command signals. The frame includes a plurality of housing zones corresponding to the keyboard command portions, at least two connection arms extended from any two diagonal corner positions of each housing zone towards the keyboard command portion, and at least one press member connected to the connection arms and depressible to contact the keyboard command portion. Each connection arm has at least one first connecting section connected to one corner position, at least one second connecting section connected to the press member, and an elastic section which bridges the first connecting section and second connecting section and has at least one stress bend spot. | 09-25-2014 |
20140299456 | THIN KEYBOARD STRUCTURE - A thin keyboard structure includes a circuit board and a keycap assembly board located on the circuit board. The circuit board has a plurality of command portions to receive contact and generate command signals. The keycap assembly board has a frame with a plurality of press zones corresponding to the command portions. Each press zone has at least one press portion corresponding to one command portion and depressible to move towards the command portion. Each press zone also has a deformation portion centered on the press portion and coiled and extended continuously from the press portion towards the frame at a preset interval to provide deformation and return force for the press portion during movement towards the command portion. The press portion and deformation portion replace the driven mechanism used in the conventional keyboard, hence total thickness of the keyboard can be reduced to make the keyboard thinner. | 10-09-2014 |
20140368437 | DISPLAY METHOD FOR DISTINGUISHING MULTIPLE LINKING TARGETS - A display method for distinguishing multiple linking target aims to switch data transmission link between an input device and at least two information processing systems through a plurality of transmission channels in a wireless transmission fashion. The input device includes a display module with a first display zone and a second display zone. The display method comprises steps of: detecting linkable information processing systems, setting transmission channels, determining a linking target and displaying information of linked transmission channel. Through the steps of detecting linkable information processing systems, setting transmission channels and determining a linking target, a data transmission link can be established with one of the information processing systems. Users can further display the device identification code through the step of displaying information of linked transmission channel to be informed of the information processing system currently linked to the input device. | 12-18-2014 |
20150041439 | MULTI-INSTRUCTION SWITCH FOR ENHANCING ELECTRICAL INSULATION - A multi-instruction switch for enhancing electrical insulation is provided. The multi-instruction switch includes a housing, a common pin and a switching pin set. The housing comprises an accommodating space which includes a conductive elastic plate moving back-and-forth and a support rack therein. The conductive elastic plate includes a normal connection section and a switching connection section. The support rack includes a limiting track. The common pin is normally in electrical contact with the normal connection section in the housing. The switching pin set includes a first pin having a contact section and a second pin having a trigger section. The limiting track includes a first insulation plate, a second insulation plate, and an insulation space between the first and second insulation plates. As such, the present invention enhances the insulation effect by the first and second insulation plates and the insulation space located at the limiting track. | 02-12-2015 |