Chang-An
Chang-An Chen, Taipei TW
Patent application number | Description | Published |
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20110285678 | LED DRIVER CIRCUIT - A LED driver circuit, including a LED module, a bias circuit, a first switch, an inductor, a regulator, a controller, a second switch, and a current-to-voltage converter, is used to provide a load current for the LED module, wherein the bias circuit is biased by a first bias current and the regulator is biased by a second bias current, and the first bias current and the second bias current are drawn from the load current. Besides, the controller can be implemented with a low voltage controller. | 11-24-2011 |
Chang-An Chiang, New Taipei City TW
Patent application number | Description | Published |
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20120212887 | LOCKING MODULE AND ELECTRONIC DEVICE USING THE SAME - A locking module used for locking a component on a case of an electronic device is provided. The locking module includes a supporting member and a locking member. The supporting member is disposed on the case and has a rail. The locking member has a pressing portion and a pair of elastic arms extending from the pressing portion and opposite to each other. The elastic arms are slidably coupled to the rail, such that the locking member moves forward and backward between a first position and a second position. An electronic device is also provided. | 08-23-2012 |
20120212911 | ELECTRONIC DEVICE HAVING ADJUSTABLE MOUNTING MODULE - An electronic device having an adjustable mounting module is disclosed. The adjustable mounting module comprises a shaft bracket, a base and an adjusting member. The shaft bracket has at least one fixing member and a bracket body. The bracket body is pivotally mounted on the fixing member. The base is pivotally mounted on the bracket body and is for an electronic assembly to be mounted thereon. The adjusting member is pivotally mounted on bracket body and correspondingly geared with the base. With the foregoing structure, a user can use the adjusting member to drive the base or the bracket body to rotate and thereby adjusts view angle of the electronic assembly. | 08-23-2012 |
20130219709 | CARD INSTALLATION DEVICE - A card installation device includes a casing and a pushing member. The casing has an accommodating recess for accommodating a card. A pushing end of the pushing member is movably disposed in the casing. When the card is accommodated in the accommodating recess, the pushing end is used for pushing the card into a card slot of an electronic device. Accordingly, the invention can assist a user in aligning the card with the card slot well during insertion so as to prevent the card and/or the card slot from being damaged. | 08-29-2013 |