Datavan International Corp.

Other

Yu-Chen Chang

Chun-Yi Lee

A cooling structure integrated all-in-one computer includes a display device including a hollow frame having retaining members located therein, a first electric connector mounted in the hollow frame and a display module mounted in the hollow frame, and a mainframe including an aluminum extruded casing slidably inserted into a back opening of the hollow frame, engaging members located in the casing for engaging the retaining members upon insertion of the casing into the hollow frame, and a motherboard mounted in a recessed accommodation chamber in the casing with heat-emitting sources thereof abutted against respective heat-transferring bearing blocks of the casing for quick dissipation of heat and a second electric connector thereof connected to the first electric connector.

Cooling structure integrated all-in-one computer

An electronic device and hinge assembly includes an electronic device body including a base and a main unit, and hinge devices pivotally connecting the base and the main unit for allowing adjustment of the angular position of the main unit relative to the base step by step in a series of angles. Each hinge device includes a casing affixed to one of the base and the main unit, a pivot shaft connected to the base and the main unit and rotatably inserted through the casing and secured by a retaining ring, and a friction wheel set and a damper mounted on the pivot shaft. The friction wheel set includes a first friction wheel and having recessed portions equiangularly spaced at one side thereof, and a second friction wheel rotatable with the pivot shaft relative to the first friction wheel and having raised portions respectively engageable into the recessed portions.

Electronic device and hinge assembly

A semiconductor device comprises a substrate and quantum dots, wherein a peak emission of the quantum dots has a FWHM of less than 20 meV when the semiconductor is measured at a temperature of 4 Kelvin.

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Taipei, Taiwan

Yu-Chen Chang