Patents Assigned to Ichia Technologies, Inc.
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Publication number: 20150136572Abstract: A thin push button structure includes a main board, a circuit board, an elastic element, a supporting plate, a key top and a frame. The circuit board is disposed on the main board and formed with a plurality of cavities. The supporting plate includes a seat, an extending portion and a contacting portion. The seat is formed with a window at the central region and connected to the contacting portion by the extending portion. The elastic element is disposed on the circuit board. The key top includes a main body and a plurality of posts that extend therefrom. The frame includes a through opening and a plurality of alignment grooves at the periphery of the opening. The frame sleeves the key top, and the posts are received by the alignment grooves. The key top caps the contacting portion and is movable within the alignment grooves and the cavities.Type: ApplicationFiled: December 6, 2013Publication date: May 21, 2015Applicant: Ichia Technologies, Inc.Inventors: CHANG -LI LIU, YU- CHIH CHANG
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Publication number: 20140286825Abstract: The invention relates to a test strip. The test strip comprises an insulating sheet; a metallic circuit layer disposed on the insulating sheet, the metallic circuit layer including at least an electrode section; a sensing reagent layer provided on the electrode section; an intermediate layer disposed to cover the insulating sheet and the metallic circuit layer, the intermediate layer having an opening to expose the sensing reagent layer and the electrode section; and a cover disposed to cover the intermediate layer and the insulating sheet, and expose part of the metallic circuit layer, the cover having two holes corresponding to the opening. The test strip is provided in a combination of printing manner and chemical plating such as metallic ion replacement or electroless plating to form the metallic circuit layer readily so as to enhance the stability of resistance and the test accuracy.Type: ApplicationFiled: September 5, 2013Publication date: September 25, 2014Applicant: Ichia Technologies, Inc.Inventor: Ko-Ju CHEN
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Publication number: 20140284304Abstract: The invention provides a method of fabricating test strips for measuring biological blood. The method comprises steps: preparing an insulating membrane material; printing a metallic circuit layer on the insulating membrane material by a metallic ionic ink; performing a surface treatment for the metallic circuit layer expose metallic ions of the metallic ionic ink; chemical plating for the exposed metallic ions of the metallic circuit layer to form an electrode section on the metallic circuit layer; providing a sensing reagent on the electrode section to form a sensing reagent layer; sequentially adhering an intermediate layer and a cover to the insulating membrane material to cover the metallic circuit layer and expose part of the metallic circuit layer; and cutting the insulating membrane material to form a plurality of insulating sheets. The test strip is provided to enhance the stability of resistance and the test accuracy.Type: ApplicationFiled: September 5, 2013Publication date: September 25, 2014Applicant: Ichia Technologies, Inc.Inventor: Ko-Ju CHEN
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Patent number: 8441445Abstract: An electrophoretic display keypad structure utilizes a whole piece of electrophoretic display film to show a plurality of figures for keys. The electrophoretic display film is disposed on a printed circuit board having a patterned electrode and sealed by a sealant or a sealing material applied to entire periphery of the electrophoretic display film for preventing humidity or pollution, thereby to display excellent figures and be made relatively easily. The figures displayed may be changed by selecting a desired mode, and users may accordingly easily choose desired figures for pressing the keys.Type: GrantFiled: April 16, 2010Date of Patent: May 14, 2013Assignee: Ichia Technologies, Inc.Inventor: Chin-Chun Huang
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Patent number: 8242936Abstract: A control method of a control panel is disclosed. First, a first display plate having at least one first pattern is provided, and the first display plate is in an on-state, so that the first pattern is shown. Then, a touch region of a touch panel disposed on the first display plate is touched, and a second display plate having at least one second pattern and disposed under the first display plate is turned on, so that the second pattern is displayed. Accordingly, changes of different patterns respectively in different layers can be displayed.Type: GrantFiled: January 14, 2010Date of Patent: August 14, 2012Assignee: Ichia Technologies, Inc.Inventor: Chang-Li Liu
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Patent number: 8207872Abstract: A mechanical keypad with touch panel function includes a key set including a plurality of keycaps and a keytop covering the keycaps, a backlight layer under the key set, a capacitive touch unit selectively disposed under several keycaps, an elastic layer including an elastomer and a plunger corresponding to the keycaps and disposed under the capacitive touch unit as well as a circuit board including metal domes and dome sheets corresponding to the keycaps. Each metal dome provides a mechanical feedback force so that the keycaps are able to be in indirect contact with the metal domes and the dome sheets by means of the plunger.Type: GrantFiled: October 11, 2009Date of Patent: June 26, 2012Assignee: Ichia Technologies, Inc.Inventors: Chin-Chun Huang, Yi-Hsiang Hsiao, Shih-Pu Yu
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Patent number: 8203092Abstract: A keypad structure with a backlight source includes a base, a light guiding plate, a thin film circuit board, a resilient component, a keycap, and an elevating mechanism. The thin film circuit board includes at least one exhausting notch for increasing exhaust as the resilient component is compressed. A plurality of microstructures is formed on the light guiding plate, and the keypad structure further includes a transparent layer formed on the keycap. Light emitted from the backlight source and refracted by the plurality of microstructures passes through the keycap and the transparent layer as the backlight source lights the lateral side of the light guiding plate, so as to illuminate the transparent layer. Thus, the present invention has advantages of illuminating pattern, regional illumination, and preferable comfort.Type: GrantFiled: July 13, 2010Date of Patent: June 19, 2012Assignee: Ichia Technologies, Inc.Inventor: Chih-Chao Chen
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Patent number: 8186866Abstract: A metallic panel assembly having multilayer arrays of micropores includes a backlight module and a panel body. The backlight module is constituted of a first and a second light-guiding plate. First and second light-guiding microstructures are provided on the first and second light-guiding plates. A first and a second set of light-emitting units are disposed on one end of the first and second light-guiding plates, respectively. A first and a second shielding unit are disposed on the first and second light-guiding plates and the first and second sets of light-emitting units respectively. The panel body is disposed on one side surface of the first light-guiding plate. The panel body has thereon a plurality of hollowed portions with the hollowed portions encircling a key body. The key body has thereon a plurality of micropores. The plurality of micropores is arranged to form a pattern of each key body.Type: GrantFiled: January 24, 2008Date of Patent: May 29, 2012Assignee: Ichia Technologies, Inc.Inventors: Chang-Li Liu, Che-Tung Wu
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Patent number: 8134094Abstract: A thin-type keycap structure comprising a key cap layer and a plastic film on the upper surface of the key cap layer. The thin-type keycap structure and the metal dome on a PCB are assembled to form a keypad structure. The thin-type keycap structure is made through compression molding of the plastic film and a resin together. The surface of the plastic film may be embossed before the compression molding.Type: GrantFiled: March 19, 2009Date of Patent: March 13, 2012Assignee: Ichia Technologies, Inc.Inventors: Kai-Jie Tsao, Kuo-Long Chen
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Patent number: 8093519Abstract: A keypad module includes a non-backlight layer made of an opaque thin sheet, and a key layer made of an ultraviolet curable resin. One surface of the non-backlight layer is provided thereon with a recognition region. The key layer has a base portion and a plurality of pressing portions protruding from the base portion. The base portion is overlapped with and bonded to the surface of the non-backlight layer on which the recognition region is provided. Each of the pressing portions is arranged to correspond to the recognition region. The panel further includes a telecommunication module located below the keypad module.Type: GrantFiled: February 26, 2008Date of Patent: January 10, 2012Assignee: Ichia Technologies, Inc.Inventors: Chang-Li Liu, Che-Tung Wu
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Patent number: 8085246Abstract: A keypad panel assembly having a laterally-illuminated keypad surface is arranged on an electronic device. The keypad panel includes a light-guiding plate and a panel. The light-guiding plate has a carrier thereon. One side surface of the carrier is provided with a plurality of protruding strips. Each protruding strip is provided with a plurality of light-guiding particles at positions corresponding to the other side surface of the carrier. The top surface of the protruding strip is provided with a reflective layer. The panel is arranged on one side surface of the carrier, and is provided thereon with a plurality of rectangular keypads. One side surface of each keypad is provided with an icon, and a plurality of hollowed portions is provided between each keypad and the panel. Each hollowed portion encloses a rectangular shape and corresponds to the protruding strip of the carrier.Type: GrantFiled: November 30, 2007Date of Patent: December 27, 2011Assignee: Ichia Technologies, Inc.Inventor: Ching-Chih Huang
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Patent number: 8056216Abstract: A method of manufacturing non-backlighted illuminating keypad includes preparing a transparent plastic thin plate; forming a plurality of keycaps on a surface the plastic thin plate; forming a light gathering layer on another surface of the plastic thin plate opposite to the keycaps; attaching the plastic thin plate onto an electronic ink layer; and attaching an first elastic layer on the electronic ink layer.Type: GrantFiled: August 11, 2008Date of Patent: November 15, 2011Assignee: Ichia Technologies, Inc.Inventors: Yu-Chih Chang, Chang-Li Liu
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Patent number: 8048356Abstract: A keypad having three-dimensional patterns and a method for manufacturing the same. The keypad includes a base layer, a light-guiding plate, a pattern layer, a shielding layer and a keycap layer. The light-guiding plate is overlapped on the base layer. The pattern layer is provided on the light-guiding plate. A plurality of three-dimensional patterns is provided on the front surface of the pattern layer. The shielding layer is coated on the back surface of the pattern layer, and is formed with a plurality of hollowed regions to correspond to the three-dimensional patterns. The keycap layer is overlapped on the pattern layer and formed with a plurality of keycaps to correspond to the three-dimensional patterns. In addition, the present invention provides a method for manufacturing keypad having three-dimensional patterns. Via the above arrangement, the recognition and aesthetic feeling of each three-dimensional pattern can be increased.Type: GrantFiled: April 1, 2008Date of Patent: November 1, 2011Assignee: Ichia Technologies, Inc.Inventor: Jian-Li Chang
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Patent number: 8022324Abstract: The present invention discloses a method of manufacturing a keypad structure having a transparent keycap and a keypad structure having a transparent keycap. A metal pattern layer is formed on a transparent resin layer of a keycap component. Two print layers are formed on a transparent resin layer of an overprint component. Two print layers and the metal pattern layer are overlapped and have a level difference in height of the total thickness of the two transparent layers. Accordingly, the figure of the keypad seems to be floated and is felt to be three-dimensional.Type: GrantFiled: September 8, 2009Date of Patent: September 20, 2011Assignee: Ichia Technologies, Inc.Inventor: Chang-Li Liu
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Patent number: 7976741Abstract: A method of manufacturing a light guide plate containing a plurality of light-guiding micro structures comprises the steps of: preparing a mold that has a concave hole formed by a plurality of light-guiding micro structures; pouring a mixture of ultraviolet curable resins and glass microbeads into the mold; attaching a carrier onto the mixture; using a rolling tool to roll the surface of the carrier, such that the mold is filled up with the mixture uniformly, while the air among the mold, the carrier and the mixture is discharged; and finally projecting the ultraviolet light onto the ultraviolet curable resin, such that the ultraviolet curable resin can be cured at the carrier and removed from the mold, so as to form a light guide plate having a plurality of light-guiding micro structures.Type: GrantFiled: February 12, 2007Date of Patent: July 12, 2011Assignee: Ichia Technologies, Inc.Inventors: Chih-Ho Hsu, Jian-Li Chang
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Patent number: 7914690Abstract: A method for manufacturing a metallic keypad panel having a ripple luster. First, a metallic thin plate is prepared. The metallic thin plate is subjected to an etching process, thereby forming a plurality of hollowed portions on the metallic thin plate. The hollowed portions are used to define a pressing region for the keypad and icons for the surface of the pressing region. The metallic thin plate is cut to form a metallic keypad panel having a predetermined shape. An electroplated layer is coated on the surface of the metallic keypad panel. Then, a layer of protective film is adhered on one side surface of the metallic keypad panel. The metallic keypad panel is disposed into a transparent mold. After an ultraviolet curable resin is injected into the mold, a light source illuminates the transparent mold to cure the ultraviolet curable resin in the mold to form a pattern layer.Type: GrantFiled: November 28, 2007Date of Patent: March 29, 2011Assignee: Ichia Technologies, Inc.Inventors: Che-Tung Wu, Chih-Ho Hsu, Kai-Jie Taso
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Patent number: 7893375Abstract: A non-backlighted illuminating keypad includes a keypad panel, a light gathering layer, an electronic ink layer, a first elastic layer and a switch board. The keypad panel includes a carrier and a plurality of keycaps arranged on the carrier. The light gathering layer is arranged on a bottom surface of the keypad panel and located corresponding to the keycaps. The electronic ink layer is arranged on a bottom surface of the light gathering layer. The first elastic layer is arranged on a bottom surface of the electronic ink layer and comprises a plurality of protrusion portions respectively corresponding to the keycaps. The switch board is arranged below the elastic layer.Type: GrantFiled: August 11, 2008Date of Patent: February 22, 2011Assignee: Ichia Technologies, Inc.Inventors: Yu-Chih Chang, Chang-Li Liu
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Patent number: 7866032Abstract: In a method of manufacturing a metal keypad panel with a micropore array, a metal laminate is prepared and etched to form micropores on the metal laminate, and a filling is coated on a surface of the metal laminate and permeated into the micropores. After the metal laminate is punched to form a metal keypad panel in a predetermined shape, the metal keypad panel is put into a mold. After a plastic material is injected into the mold, a pattern layer is formed on a side of the metal keypad panel, and then a backlight module is attached onto another side of the metal keypad panel. The backlight module has patterns, and the shape of the patterns is formed by arranging light guide microstructures. Finally, an electric signal module is attached onto a side of the backlight module to complete manufacturing the metal keypad panel.Type: GrantFiled: December 17, 2007Date of Patent: January 11, 2011Assignee: Ichia Technologies, Inc.Inventors: Che-Tung Wu, Chih-Ho Hsu
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Patent number: 7834285Abstract: A compact keypad structure includes a keypad panel with a smooth face, matted face or patterned layer. The keypad structure includes a flexible printed circuit board, an illumination layer, a resilient layer and a keypad layer in bottom-up order. The illumination layer includes an illumination plate to illuminate the bottom of the resilient body when the keypad is operated. Therefore, the surface of the keypad has a transparent effect for display. The first carrier and the second carrier of the keypad layer, and the resilient body of the resilient layer are deformed when an external force is applied to the surface of the keypad. A protrusion is pressed against the surface of the illumination plate and a metal dome on another face of the illumination plate is deformed and pressed against the flexible printed circuit board. The metal dome is in contact with a contact of the flexible printed circuit board to output an operation signal.Type: GrantFiled: April 30, 2007Date of Patent: November 16, 2010Assignee: Ichia Technologies, Inc.Inventor: Chih-Ho Hsu
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Patent number: 7800005Abstract: A thin keypad assembly includes a panel, a lining sheet and a light-guiding layer. The panel has hollowed numerals, letters, various symbols, a navigation-key pattern, a dialing pattern and an ending pattern, and grooves formed between keys. The lining sheet is disposed on the panel and has a navigation-key pattern thereon. The navigation-key pattern has a light-shielding layer and light-transmitting positions thereon, and the light-shielding layer has a light-reflecting layer thereon. The light-guiding layer is disposed on the lining sheet, and the position thereof corresponds to the key having a plurality of light-guiding micro structures and projecting bodies. The light-guiding layer, light-shielding layer and the light-reflecting layer extend onto the surface of the panel through the grooves.Type: GrantFiled: September 30, 2009Date of Patent: September 21, 2010Assignee: ICHIA Technologies, Inc.Inventor: Kai-Jie Tsao