Patent application number | Description | Published |
20100232772 | Potable water heating device - A rapid heating, highly efficient and reliable hot water drinking apparatus comprises: a water machine ( | 09-16-2010 |
20120285807 | ILLUMINATED KEYBOARD - An illuminated keyboard includes plural keys, a membrane switch circuit member and an illumination module. The illumination module is used for emitting plural light beams. When the membrane switch circuit member is triggered by depressing a key, the membrane switch circuit member issues a corresponding key signal. The membrane switch circuit member includes plural light-guiding zones. Each of the light-guiding zones is filled with the corresponding light-guiding layer, so that no vacant space is formed in the light-guiding zone. As a consequence, the light-guiding layer is structurally rigid, and the possibility of abrading the light-guiding layer is minimized. | 11-15-2012 |
20120286976 | ILLUMINATED KEYBOARD - An illuminated keyboard includes plural keys, a membrane switch circuit member, an illumination module for emitting light beams, and a light-shading layer. When the membrane switch circuit member is triggered by one of the keys, a corresponding key signal is generated. The light-shading layer is used for sheltering the light beams. The light-shading layer is disposed on the membrane switch circuit member. The side of the light-shading layer closer to the illumination module has a relatively higher light-shading percentage. As a consequence, the keys of the illuminated keyboard can be uniformly illuminated. | 11-15-2012 |
20120307520 | INPUT DEVICE WITH LUMINOUS PATTERNS - The present invention discloses an input device with luminous patterns including an input interface and a backlight module. The backlight module includes a light source and a light guide plate. The light guide plate has a predetermined shading rate and at least one pattern formed on the bottom surface of the light guide plate. When the light source is turned off, the light passing through the light guide plate is too weak to show the pattern. When the light source is turned on, the luminous pattern is shown. The light guide plate is made from a mixture of transparent plastic particles and light absorption particles, and the pattern is formed of micro structures of light guide. The present invention provides the advantages of increasing the light source utilization rate, reducing costs, simplifying the manufacture process, improving the shading uniformity, reducing the thickness of input device and decreasing abrasion. | 12-06-2012 |
20120307521 | INPUT DEVICE WITH LUMINOUS PATTERNS - The present invention discloses an input device with luminous patterns including an input interface and a backlight module. The backlight module includes a light source and a light guide plate. The input interface has a predetermined light shading rate and at least one pattern formed on the light guide plate. When the light source is turned off, the light passing through the light guide plate is too weak to show the pattern. When the light source is turned on, the luminous pattern is shown. One base plate of the input interface is made from a mixture of transparent plastic particles and light shading particles, and the at least one pattern is formed of the micro light guide structures. The present invention provides the advantages of increasing the light source utilization rate, reducing costs, simplifying the manufacture process, improving the shading uniformity, reducing the thickness of input device and decreasing abrasion. | 12-06-2012 |
20120318656 | MEMBRANE CIRCUIT BOARD AND LUMINOUS KEYBOARD USING SAME - A membrane circuit board and a luminous keyboard with such a membrane circuit board are provided. The membrane circuit board includes an upper wiring board and a lower wiring board. The upper wiring board has a first film layer and a first circuit pattern formed on a bottom surface of the first film layer. The lower wiring board has a second film layer, a second circuit pattern and a light reflective element arranged between the second film layer and the second circuit pattern. The first circuit pattern has a plurality of upper contact. The second circuit pattern has a plurality of lower contacts corresponding to respective upper contacts. The upper contacts and the corresponding lower contacts are collectively defined as a plurality of membrane switches. Moreover, a refractive index of the light reflective element is lower than a refractive index of the second film layer. | 12-20-2012 |
20130002727 | INPUT DEVICE WITH MULTIPLE LAYERS OF LUMINOUS PATTERNS - An input device with multiple layers of luminous patterns is provided. The input device includes an input interface, a first illumination module, a second illumination module and a circuit board. The circuit board is parallel with the first illumination module and the second illumination module. A first edge of the circuit board is inserted into a gap between the first illumination module and the second illumination module. Consequently, the first light beams from the first illumination module and the second light beams from the second illumination module are blocked by the first edge of the circuit board. | 01-03-2013 |
20130038567 | INPUT DEVICE WITH MULTIPLE LAYERS OF LUMINOUS PATTERNS - An input device with multiple layers of luminous patterns is provided. The input device includes an input interface, a first light-emitting element, a first light-guiding plate, a second light-emitting element, and a second light-guiding plate. The first light-guiding plate has a plurality of first luminous patterns. The second light-guiding plate is located under the first light-guiding plate, and has a plurality of second luminous patterns. The first luminous patterns and the second luminous patterns are composed of light-guiding microstructures. The number of the light-guiding microstructures of the first luminous patterns is smaller than the number of the light-guiding microstructures of the second luminous patterns. | 02-14-2013 |
20130044506 | ILLUMINATED KEYBOARD WITH LIGHT GUIDE TUBE - An illuminated keyboard includes plural keys, a base plate, an illumination module, plural light guide tubes, and at least one optical coupling element. The illumination module is used for emitting plural light beams. The plural light guide tubes are arranged between the plural keys and the base plate for guiding the light beams to the plural keys. The optical coupling element is arranged between the illumination module and the plural light guide tubes for guiding the light beams to the plural light guide tubes. In such way, the illuminated keyboard can be illuminated. | 02-21-2013 |
20130077346 | INPUT DEVICE WITH MULTIPLE LAYERS OF LUMINOUS PATTERNS - An input device with multiple layers of luminous patterns is provided. The input device includes an input interface, a first light-emitting element, a second light-emitting element, and a light guide plate. The light guide plate includes an upper light-guiding layer, a lower light-guiding layer, and a gap. The upper light-guiding layer and the lower light-guiding layer are separated from each other by the gap. The light guide plate has multiple layers of luminous patterns, which are selectively visible. Consequently, the overall thickness of the input device is reduced. | 03-28-2013 |
20130105673 | OPTICAL TOUCH PANEL AND OPTICAL TOUCH DEVICE | 05-02-2013 |
20130114287 | ILLUMINATED KEYBOARD - An illuminated keyboard includes plural keys, a membrane switch circuit member and an illumination module. The illumination module is used for emitting plural light beams. When the membrane switch circuit member is triggered by depressing a key, the membrane switch circuit member issues a corresponding key signal. The membrane switch circuit member includes plural light-guiding zones. At least one light-guiding zone of the plural light-guiding zones has a light-guiding structure. The light-guiding structure of the at least one light-guiding zone is not aligned with the corresponding key intersection. Under this circumstance, the light beams from the illumination module are not sheltered by the corresponding key intersections, and thus the light beams can be fully utilized. | 05-09-2013 |
20130147757 | DISPLAY DEVICE AND INPUT DEVICE WITH MULTI LUMINOUS PATTERN LAYERS - The present invention discloses an input device with multi luminous pattern layers including an input interface, at least one first light emitting element, a first light guiding plate, at least one second light emitting element, a second light guiding plate and a circuit board. The input interface is stacked on the first light guiding plate, and first light guiding plate is stacked on the second light guiding plate. The first light emitting element and the second light emitting element are arranged beside the first light guiding plate and the second light guiding plate, such that the width of the input device with multi luminous pattern layers can be reduced by disposing the first light emitting element and the second light emitting element on one circuit board without another circuit board. | 06-13-2013 |
20130176749 | DISPLAY DEVICE AND INPUT DEVICE WITH MULTI PATTERN LAYERS - The present invention discloses an input device with multi pattern layers including an input interface, a first light emitting element for generating a first light beam, a first light guiding plate, a second light emitting element for generating a second light beam, a second light guiding plate, a first circuit board and a second circuit board. The input interface is stacked on the first light guiding plate, and the first light guiding plate is stacked on the second light guiding plate, such that a first space and a second are formed individually at the two ends of the first light guiding plate and the second light guiding plate. The first circuit board and the second circuit board block the first light beam and the second light beam individually by inserting into the first space and the second space individually. | 07-11-2013 |
20130229828 | DISPLAY DEVICE OF ELECTRICAL APPARATUS - A display device of an electrical apparatus includes a first illumination module, a second illumination module and a circuit board. The circuit board is parallel with the first illumination module and the second illumination module. A first edge of the circuit board is inserted into a gap between the first illumination module and the second illumination module. Consequently, the first light beam from the first illumination module and the second light beam from the second illumination module are blocked by the first edge of the circuit board. | 09-05-2013 |
20130286631 | LUMINOUS KEYING MODULE OF HANDHELD DEVICE - A luminous keying module of a handheld device includes a light-emitting element, a light-guiding membrane wiring board, a keying layer, and an elastic layer. A circuit pattern including plural membrane switches is formed on the light-guiding membrane wiring board. When the keying layer is pressed down, the keycap is moved downwardly to push the elastic layer. Consequently, a corresponding conductive structure of the elastic layer is moved downwardly to trigger a corresponding membrane switch. | 10-31-2013 |
20140125601 | TOUCH DISPLAY DEVICE - A touch display device includes a display panel and a light guide board. The light guide board includes a light guide base, a touch-sensitive membrane, and a buffer layer. The touch-sensitive membrane is disposed on a first surface of the light guide base for sensing the positions of the user's fingers or other indicants. The buffer layer is arranged between the light guide base and the touch-sensitive membrane for separating said light guide base from the touch-sensitive membrane. Since the touch-sensitive membrane is disposed on the light guide base, it is not necessary to provide an additional plastic substrate to install the touch-sensitive membrane thereon. Consequently, the thickness of the touch display device can be reduced. | 05-08-2014 |
20140138227 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a key structure, a non-contact sensor board, a light source, a light guide plate, and a light source circuit layer. The non-contact sensor board is used for sensing the key structure. The light source circuit layer is disposed on the non-contact sensor board for driving the light source to emit a light beam. The light guide plate is located at a side of the light source for transferring the light beam from the light source. Since the light source circuit layer is disposed on the non-contact sensor board, the overall height of the illuminated keyboard is reduced. Moreover, since the light source circuit layer is disposed on the non-contact sensor board, the non-contact sensor board and the light source circuit layer have a shared pin. Under this circumstance, the ease of assembling the illuminated keyboard of the present invention is enhanced. | 05-22-2014 |
20140138228 | LUMINOUS KEYBOARD - A luminous keyboard includes plural bottom-emitting type illumination elements, a sensing module, plural keys, and plural light-transmissible elastic elements. As a key is moved toward the sensing module, the sensing module generates a corresponding non-contact key signal. Each bottom-emitting type illumination element is aligned with a key, and disposed under the corresponding key. Each light-transmissible elastic element is aligned with a bottom-emitting type illumination element, and arranged between the corresponding bottom-emitting type illumination element and the corresponding key. After the light beam provided by each bottom-emitting type illumination element is transmitted through the corresponding light-transmissible elastic element, the light beam is projected to the corresponding key. | 05-22-2014 |
20140138229 | LUMINOUS KEYBOARD - A luminous keyboard includes plural bottom-emitting type illumination elements, a sensing module, plural keys, and a light-transmissible supporting plate. As a key is moved toward the sensing module, the sensing module generates a corresponding non-contact key signal. Each bottom-emitting type illumination element is aligned with the corresponding key, and disposed under the corresponding key. The light-transmissible supporting plate is arranged between the plural bottom-emitting type illumination elements and the plural keys. After the light beam provided by each bottom-emitting type illumination element is transmitted through the light-transmissible supporting plate, the light beam is projected to the corresponding key. | 05-22-2014 |
20140138230 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a keycap, a keycap guiding frame, a light guide plate and a sensing circuit layer, which are sequentially arranged from top to bottom. The keycap guiding frame is used for fixing the keycap and guiding movement of the keycap. The light guide plate is used for fixing the keycap guiding frame and transferring the light beam from a light-emitting element. As the keycap is depressed by the user, the approaching keycap is sensed by the sensing circuit layer, and thus the sensing circuit layer generates a corresponding non-contact key signal. | 05-22-2014 |
20140138231 | LUMINOUS KEYBOARD - A luminous keyboard includes a lateral-emitting type illumination element, a light guide panel, a sensing circuit pattern and plural keys. The lateral-emitting type illumination element is used for providing a light beam to the light guide panel, so that the light beam is diffused to the whole light guide panel. The light guide panel has plural light-guiding dots for collecting and scattering the light beam. The portion of the light beam scattered upwardly by the light-guiding dots is projected to the plural keys. The sensing circuit pattern is formed within the light guide panel or formed on a surface of the light guide panel. When any key is moved toward the sensing circuit pattern, the sensing circuit pattern generates a corresponding non-contact key signal. | 05-22-2014 |
20140138233 | LUMINOUS KEYBOARD - A luminous keyboard includes a lateral-emitting type illumination element, a light guide plate, a reflective plate, a sensing circuit pattern, and plural keys. The lateral-emitting type illumination element is used for providing a light beam to the light guide plate, so that the light beam is diffused to the whole light guide plate. The light guide plate has plural light-guiding dots for collecting and scattering the light beam. The portion of the light beam scattered upwardly by the light-guiding dots is projected to the plural keys. The portion of the light beam scattered downwardly is reflected by the reflective plate and incident into the light guide plate again. The sensing circuit pattern is formed on a surface of the reflective plate. When any key is moved toward the sensing circuit pattern, the sensing circuit pattern generates a corresponding non-contact key signal. | 05-22-2014 |
20140139441 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a key, a light guide plate, a sensing circuit layer, and a light-transmissible elastic element. The light-transmissible elastic element is disposed under the key. The light-transmissible elastic element has a light-diffusing part. The light guide plate and the sensing circuit layer are disposed under the light-transmissible elastic element. The sensing circuit layer is used for generating a non-contact key signal. After the light beam transferred within the light guide plate is transmitted upwardly through the light guide plate, the light beam is transmitted through the light-transmissible elastic element. Moreover, since the optical path of the light beam is changed by the light-diffusing part, the light beam can be projected onto the whole keycap more uniformly. | 05-22-2014 |
20140166455 | LUMINOUS KEYBOARD - A luminous keyboard includes a lateral-emitting type illumination element, a light guide panel, a sensing circuit pattern, a light-transmissible substrate, a supporting plate, and plural keys. When one of the keys is moved toward the sensing circuit pattern, the sensing circuit pattern generates a corresponding non-contact key signal. The lateral-emitting type illumination element is used for providing a light beam to the light guide panel. Consequently, the light beam can be diffused to the whole light guide panel. The light guide panel has plural light-guiding dots for collecting and scattering the light beam. The light-transmissible substrate is arranged between the light guide panel and the plural keys, and has plural light diffusion structures corresponding to the plural keys. The light beam scattered upwardly by each light-guiding dot is sequentially transmitted through the corresponding light diffusion structure and the supporting plate and directed to the corresponding key. | 06-19-2014 |
20140166457 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a key structure, a key wiring board, and a light-emitting element. The light-emitting element is located at a lateral side of the key wiring board. The key structure is disposed over the key wiring board. When the key structure is depressed, the key wiring board is triggered to generate a corresponding key signal. Moreover, a light-guiding structure is formed on the key wiring board. The light beam transferred within the key wiring board is guided by the light-guiding structure to be scattered to the key structure. After the light beam to be scattered to the key structure is converged by a light-converging microstructure on the key wiring board, the light beam is converged and centralized to be directed to keycap of the key structure. | 06-19-2014 |
20140166458 | LUMINOUS KEYBOARD - A luminous keyboard includes a lateral-emitting type illumination element, a light guide panel, a sensing circuit pattern, a light-transmissible supporting plate, and plural keys. The lateral-emitting type illumination element is used for providing a light beam to the light guide panel. Consequently, the light beam can be diffused to the whole light guide panel. The light guide panel has plural light-guiding dots for collecting and scattering the light beam. The light-transmissible supporting plate is arranged between the light guide panel and the plural keys, and has plural light diffusion structures corresponding to the plural keys. The light beam scattered upwardly by each light-guiding dot is sequentially transmitted through the corresponding light diffusion structure and directed to the corresponding key. When one of the keys is moved toward the sensing circuit pattern, the sensing circuit pattern generates a corresponding non-contact key signal. | 06-19-2014 |
20140168087 | ILLUMINATED KEYBOARD - An illuminated keyboard includes a key structure, a sensor board, a light source, a light guide plate, an adhesive layer, and a bottom plate. The sensor board includes a key wiring region for sensing a depressing action of the key structure and thereby generates a key signal. The light source is used for emitting a light beam to the light guide plate. The sensor board is made of a light-transmissible material. The sensor board is disposed over the light guide plate. At least one edge region of the sensor board is coated with a light-shading material or mixed with a light-shading material. Moreover, the at least one edge region of the sensor board is bent to enclose at least one edge of the light guide plate in order to prevent lateral light leakage of the illuminated keyboard. | 06-19-2014 |
20140168934 | ILLUMINATED TOUCH KEYBOARD - An illuminated touch keyboard includes a light source, a key structure, and a non-contact sensor board. The non-contact sensor board is used for sensing a depressing action of the key structure. The non-contact sensor board includes a light-shading plate, a light guide plate, and a reflecting plate. The light-shading plate includes a first wiring layer. The reflecting plate includes a second wiring layer. Since the light-shading plate, the light guide plate and the reflecting plate are include in the non-contact sensor board, the fabricating cost of the illuminated touch keyboard is reduced, and the overall height of the illuminated touch keyboard is decreased. | 06-19-2014 |
20140340866 | LUMINOUS KEYBOARD DEVICE - A luminous keyboard device includes plural keys, a light-emitting element, and a light guide plate. By the light guide plate, a light beam emitted by the light-emitting element is guided to the plural keys. The light guide plate includes plural elongated slots and a light-absorbing part. The plural elongated slots are located near a lateral edge of the light guide plate. After the light beam transferred within the light guide plate is transmitted through the elongated slots and departed from the light guide plate, the fraction of the light beam introduced into the lateral edge of the light guide plate is reduced. The light-absorbing part is located at the lateral edge of the light guide plate for absorbing the portion of the light beam which is introduced into the lateral edge of the light guide plate. Consequently, the lateral light leakage of the light guide plate can be avoided. | 11-20-2014 |
20140367238 | LUMINOUS KEYBOARD DEVICE - A luminous keyboard device includes a keypad module, a supporting plate, a light-mixing type light-emitting element, a first light guide plate, and a second light guide plate. The supporting plate has a partition part. By the partition part, a first color light beam and a second color light beam from the light-mixing type light-emitting element are not mixed with each other. The first color light beam is guided by the first light guide plate to a first light-outputting zone and a third light-outputting zone of the keypad module. The second color light beam is guided by the second light guide plate to a second light-outputting zone and the third light-outputting zone of the keypad module. The first color light beam and the second color light beam projected on the third light-outputting zone are mixed as a third color light beam. | 12-18-2014 |
20140369020 | LUMINOUS KEYBOARD DEVICE - A luminous keyboard device includes plural keys, a supporting plate, a light-emitting element, a membrane switch circuit module, and a light guide plate. The light guide plate is thicker than the light guide plate. The supporting plate has an opening corresponding to the light-emitting element. The light-emitting element is inserted into the opening. The light-emitting element is used for emitting plural light beams. A portion of the plural light beams are traveled along the path under the supporting plate and introduced into the light guide plate. Consequently, the portion of the plural light beams will be directed to the plural keys to illuminate the plural keys. Another portion of the plural light beams are traveled along the path over the supporting plate and introduced into the membrane switch circuit module. Consequently, the luminous efficiency of the slim-type luminous keyboard device is enhanced. | 12-18-2014 |
20140369021 | LUMINOUS KEYBOARD DEVICE - A luminous keyboard device includes plural keys, a supporting plate, a light-emitting element, and a light guide plate. The supporting plate has a supporting plate opening, and the supporting plate opening has a light-guiding slant surface. The light-emitting element is inserted into the supporting plate opening for emitting plural light beams. When the plural light beams are emitted by the light-emitting element, the plural light beams are guided by the light-guiding slant surface to be introduced into the light guide plate, and the plural light beams are directed to the plural keys to illuminate the plural keys. Consequently, the light amount of the light beams to be introduced into the light guide plate will be increased. | 12-18-2014 |
20150021151 | LUMINOUS KEYBOARD - A luminous keyboard includes a light-emitting element, a proximity sensor, a membrane wiring board, and plural keys. The plural keys are aligned with the plural membrane switches for triggering the plural membrane switches. The light-emitting element is used for providing a light beam to the luminous keyboard. The membrane wiring board has a receiving part for accommodating a signal processing unit of the proximity sensor. In accordance with the present invention, a sensing unit and the signal processing unit of the proximity sensor are used for sensing whether an object is locate near the illuminated keyboard or not. Since the signal processing unit of the proximity sensor is accommodated within the receiving part, it is not necessary to provide an additional accommodation space for accommodating the proximity sensor. Consequently, the luminous keyboard can meet the requirements of slimness and miniaturization. | 01-22-2015 |