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Chia-Hua

Chia-Hua Chan, Taoyuan Hsien TW

Patent application numberDescriptionPublished
20090071532Solar cell and fabricating method thereof - A method for fabricating a solar cell device is provided. A container containing a solution with a plurality of nano or micro particles is provided. A solar chip is provided, and the plurality of nano or micro particles in the solution are uniformly coated on a surface of the solar chip by soaking the solar chip in the solution, wherein the plurality of nano or micro particles uniformly coated on the surface of the solar chip are used as an anti-reflective layer. The solar chip is taken out from the solution after being uniformly coated with the plurality of nano or micro particles on a surface thereof.03-19-2009
20090072259LIGHT-EMITTING DIODE APPARATUS AND MANUFACTURING METHOD THEREOF - A light-emitting diode (LED) apparatus includes a thermoconductive substrate, a thermoconductive adhesive layer, an epitaxial layer, a current spreading layer and a micro- or nano-roughing structure. The thermoconductive adhesive layer is disposed on the thermoconductive substrate. The epitaxial layer is disposed opposite to the thermoconductive adhesive layer and has a first semiconductor layer, an active layer and a second semiconductor layer. The current spreading layer is disposed between the second semiconductor layer of the epitaxial layer and the thermoconductive adhesive layer. The micro- or nano-roughing structure is disposed on the first semiconductor layer of the epitaxial layer. In addition, a manufacturing method of the LED apparatus is also disclosed.03-19-2009
20090139571SOLAR CELL AND MANUFACTURING METHOD THEREOF - A solar cell and a manufacturing method thereof are provided herein. The solar cell includes a substrate with a first transparent conductive layer, a micro- or nano-roughing structure formed on the first transparent conductive layer, and a semiconductor active layer formed on the micro- or nano-roughing structure and covering the micro- or nano-roughing structure.06-04-2009
20110300650LIGHT-EMITTING DIODE APPARATUS AND MANUFACTURING METHOD THEREOF - A light-emitting diode (LED) apparatus includes a thermoconductive substrate, a thermoconductive adhesive layer, an epitaxial layer, a current spreading layer and a micro- or nano-roughing structure. The thermoconductive adhesive layer is disposed on the thermoconductive substrate. The epitaxial layer is disposed opposite to the thermoconductive adhesive layer and has a first semiconductor layer, an active layer and a second semiconductor layer. The current spreading layer is disposed between the second semiconductor layer of the epitaxial layer and the thermoconductive adhesive layer. The micro- or nano-roughing structure is disposed on the first semiconductor layer of the epitaxial layer. In addition, a manufacturing method of the LED apparatus is also disclosed.12-08-2011

Chia-Hua Chan, Keelung City TW

Patent application numberDescriptionPublished
20100273331METHOD OF FABRICATING A NANO/MICRO STRUCTURE - A method of fabricating a nano/micro structure comprising the following steps is provided. First, a film is provided and then a mixed material comprising a plurality of ball-shape particles and a filler among the ball-shape particles is formed on the film. Next, the ball-shape particles are removed by the etching process, the solvent extraction process or the like, such that a plurality of concaves is formed on the surface of the filler, which serves as a nano/micro structure of the film.10-28-2010
20110111598METHOD FOR PREPARING PATTERNED SUBSTRATE BY USING NANO- OR MICRO- PARTICLES - A method for preparing patterned substrate by using nano- or micro-particles is disclosed, which comprises the following steps: (A) providing a substrate with a photoresist layer formed thereon; (B) coating a surface of the photoresist layer with plural nano- or micro-particles, to form a particle layer; (C) exposing and developing the photoresist layer to obtain a patterned photoresist layer; and (D) removing the particle layer. In addition, after the particle layer is removed, the method of the present invention further comprises: (E1) using the patterned photoresist layer as an etching template to etch the substrate; and (E2) removing the patterned photoresist layer to obtain a patterned substrate with plural cavities formed thereon.05-12-2011

Patent applications by Chia-Hua Chan, Keelung City TW

Chia-Hua Chao, Chung Ho City TW

Patent application numberDescriptionPublished
20110045839GPS remote transmission method - A GPS remote transmission method in which satellite positioning data received by a GPS is converted into a speech signal and transmitted to a proximal mobile telephone wirelessly for enabling the proximal mobile telephone to transmit the speech signal to a proximal base station, which transmits the speech signal to a distal base station through an exchange system so that the distal base station transmits the speech signal to a distal mobile telephone for transmission to a distal GPS, which converts the speech signal into satellite position data for display on a display screen thereof.02-24-2011

Chia-Hua Chen, Taipei TW

Patent application numberDescriptionPublished
20110109212SLIDING MECHANISM AND ELECTRONIC DEVICE HAVING THE SAME - A sliding mechanism comprises a sliding plate, a main plate, a sliding enabling member, a biasing member and a stopping member. The sliding plate has sidewalls and the main plate has peripheral walls corresponding to the sidewalls, respectively. The slide enabling member is coupling the sidewalls to the peripheral walls such that the sliding plate is slid relative to the main plate between closed and open position. The biasing member provides a force for biasing the sliding plate to slide relative to the main body. The stopping member is coupled between the sliding plate and the main plate. When the sliding plate is slid from the open position to the closed position, the stopping member provides a mechanism for the sliding plate to steadily slide relative to the main plate and to firmly stop in the closed position.05-12-2011
20110164358SUPPORT MECHANISM FOR PORTABLE ELECTRONIC DEVICE - An exemplary support mechanism for a portable electronic device includes a seat, a button, a support member, and a hinge assembly. The seat defines a cavity. The button is received in the cavity. The support member includes a knuckle portion. The knuckle portion is received in the cavity. The button abuts against the support member. The hinge assembly connects the knuckle portion to the seat. When the button is pressed to force the hinge assembly to unlock, the hinge assembly drives the support member to rotate.07-07-2011
20110239404HINGE ASSEMBLY FOR FOLDABLE ELECTRONIC DEVICE - A hinge assembly includes a shaft, a follower, a cam, a resilient member and a sleeve. The follower includes a cam surface. The follower is placed around the shaft. The cam has a latching cam surface, the cam surface being engaged with the cam latching surface, the cam placed around the shaft. The resilient member is placed around the shaft and provides an elastic force to make the cam surface abut against the latching cam surface. The sleeve includes a plurality of side portions. Each side portion includes a flattened portion and an arcuate portion arching outside between the flattened portion. The arcuate portion defines an outline of a circle having a larger cross-section than would be allowed only by the flattened portions, and the resilient member is received in the arcuate portions.10-06-2011
20110267787CHIP CARD HOLDER FOR PORTABLE ELECTRONIC DEVICE - A chip card holder for holding a chip card includes a fixing member and a sliding member. The fixing member defines a receiving space to receive the chip card. The fixing member includes two latching portions at two opposite sides thereof. Each latching portion includes a bent plate and a supporting plate. The bent plate defines a slot. The supporting plate is positioned above the receiving space. The sliding member includes a main plate and an operating portion at one end of the main plate. Two sliding blocks are formed on two sides of the main plate correspondingly. Each sliding block is slidably engaged in a corresponding slot. The supporting plates support the main plate.11-03-2011
20110277274AUTOMATICALLY OPENING HINGE ASSEMBLY FOR PORTABLE ELECTRONIC DEVICES - A hinge assembly includes a main shaft, a fixing seat, a follower, a cam and a first elastic element. The fixing seat is fixed with the main shaft. The follower is placed around the shaft, and the fixing seat selectively locks with the follower. The cam is placed around the shaft, and engages with the follower. The first elastic element provides an elastic force to make the cam and the follower resist each other and provides a force to make the cam and the follower rotate together.11-17-2011

Chia-Hua Chen, Shindian,taipei TW

Patent application numberDescriptionPublished
20110286160BUTTON ACTIVATED SPRING-LOADED HINGE ASSEMBLY - A hinge assembly includes a receiving seat, a control member, a clutch member, a follower, a main shaft and an elastic element. The receiving seat includes a first cam surface. The control member is releasably latched with the receiving seat. The clutch member includes at least one projection. The follower includes a second cam surface engaging with the at least one projection. The receiving seat, the control member, the clutch member and the follower are placed around the shaft. The elastic element provides an elastic force for the follower. After the control member is unlocked, the second cam surface engages with the first cam surface.11-24-2011

Chia-Hua Chu, Zhubei TW

Patent application numberDescriptionPublished
20100240215Multi-Sacrificial Layer and Method - MEMS devices and methods for utilizing sacrificial layers are provided. An embodiment comprises forming a first sacrificial layer and a second sacrificial layer over a substrate, wherein the second sacrificial layer acts as an adhesion layer. Once formed, the first sacrificial layer and the second sacrificial layer are patterned such that the second sacrificial layer is undercut to form a step between the first sacrificial layer and the second sacrificial layer. A top capacitor electrode is formed over the second sacrificial layer, and the first sacrificial layer and the second sacrificial layer are removed in order to free the top capacitor electrode.09-23-2010

Chia-Hua Wang, Taipei City TW

Patent application numberDescriptionPublished
20120080953MULTI-INPUT POWER SUPPLY APPARATUS WITH REGULABLE OUTPUT POWER - A multi-input power supply apparatus with regulable output power includes an AC-to-DC conversion unit, a DC-to-DC conversion unit, an output voltage control unit, and an output power status display unit. The AC-to-DC conversion unit has an AC-to-DC stage feedback control subunit. The DC-to-DC conversion unit has a current sensing subunit, a DC-to-DC conversion subunit, a filter subunit, a protective disconnecting switch subunit, and a DC-to-DC stage feedback control subunit. The output voltage control unit provides a signal to the AC-to-DC stage feedback control subunit and the DC-to-DC stage feedback control subunit, thus regulating the output voltage of the AC-to-DC conversion unit and the output voltage of the DC-to-DC conversion unit. The output power status display unit displays the output voltage.04-05-2012