Abstract: A mobile electronic device is disclosed. The device includes a printed circuit board, a first button module, a second button module and an actuator module. The printed circuit board has a first surface and a second surface opposite to the first surface. The first button module includes a plurality of first dome-like switches disposed on the first surface. The second button module includes a plurality of second dome-like switches disposed on the second surface. The actuator module actuates the plurality of first and second dome-like switches.

Abstract: A triode structure of a field emission display and fabrication method thereof. A plurality of cathode layers arranged in a matrix is formed overlying a dielectric layer. A plurality of emitting layers arranged in a matrix is formed overlying the cathode layers, respectively. A plurality of lengthwise-extending gate lines is formed on the dielectric layer, in which each of the gate layers is disposed between two adjacent columns of the cathode layers.

Abstract: A collapsible keyboard comprises a connection part, a top cover pivoted to the connection part, a first key assembly connected to the connection part and movable between a first position and a second position, and a second key assembly pivoted to the first key assembly. The first key assembly is located at the first position when the collapsible keyboard is in an operating mode, and the second key assembly is located between the first key assembly and the top cover and the first key assembly is located at the second position when the collapsible keyboard is in a collapsed mode.

Abstract: An inflatable product includes a pack having a first vent with a first valve, a second vent with a second valve, a third vent in communication with the ambient, a first chamber in communication with the first vent, a second chamber in communication with the second vent, and an air pump pumping air into and out of the pack through the third vent when activated in a first and second direction. A first switch structure is movable between first and second orientations. The first orientation opens the first valve and activates the air pump in the first direction to inflate the first chamber. The second orientation closes the first valve. A second switch structure is movable between third and fourth orientations. The third orientation opens the second valve and activates the air pump in the second direction to deflate the second chamber. The fourth orientation closes the second valve.

Abstract: A guiding and positioning apparatus for accurate guiding and input of a print media sheet to a business machine. The guiding and positioning apparatus includes a rotating shaft, a retaining member, a guiding member, a sliding member, a roller, a first spring, a second spring, a tray and a positioning element. The rotating shaft has a protrusion, a first end and a second end. The retaining member is fitted on the first end. The guiding member is fitted on the second end. The sliding member is fitted on the rotating shaft. The sliding member has a sliding groove and a guiding groove. The roller is fitted on the rotating shaft. The first spring is disposed between the retaining member and roller. The second spring is disposed between the roller and sliding member. The tray is disposed under the roller. The positioning element is formed on one side of the tray.

Abstract: A system structure with a fan module. The system structure has a housing and a fan module. The housing has a substrate with the fan module detachably installed thereon. The substrate has a plurality of guide ports, several first positioning portions and a second positioning portion. The fan module has a body, two plates and a fan unit. Each plate is detachably disposed on the body and provided with several positioning portions. When the fan module is attached to the substrate of the housing, the third positioning portions of the fan module are fixed by the first positioning portions of the substrate, and the fourth positioning portion of the fan module fits into the second positioning portion of the substrate.

Abstract: An adjustable detection apparatus. The apparatus includes a first holding member and a second holding member and a detection device. The first holding member has a first sliding area, in which the second holding member is moveable. The second holding member has a second sliding area. The detection device comprises a detachable detector, wherein the detection device is moveable in the second sliding area.

Abstract: A method for forming contact holes using a partially recessed hard mask. A substrate with a device region and an alignment region having an opening therein, acting as an alignment mark, is provided. A dielectric layer is formed overlying the substrate and fills the opening. A polysilicon layer is formed on the dielectric layer, with over the opening on the alignment region comprising a recessed region and on the device region comprising a plurality of holes therein to expose the underlying dielectric layer. The exposed dielectric layer on the device region is etched to form contact holes therein.

Abstract: A stacked gate flash memory device and method of fabricating the same. A cell of the stacked gate flash memory device is disposed in a cell trench within a substrate to achieve higher integration of memory cells.

Abstract: A keyboard. The keyboard comprises at least one key, a base, a membrane assembly and a circuit board. The membrane assembly is disposed between the base and the key. At least part of the circuit board is disposed in the key. The keyboard is connected to a notebook computer or a personal computer via a connection member.

Abstract: A one-way clutch. The one-way clutch includes a passive member, an active member, and a rolling member. The passive member has an outer circumferential surface and a sliding portion. The sliding portion extends from the outer circumferential surface to the interior of the passive member and has a first plane surface and a second plane surface. The first plane surface is opposite to the second plane surface. The first plane surface is not parallel to the second plane surface. The active member is disposed on the outer circumferential surface of the passive member and has an inner circumferential surface and an engaging portion. The inner circumferential is surface is in slidable contact with the outer circumferential surface of the passive member. The engaging portion extends from the inner circumferential surface to the interior of the active member. The rolling member rolls and slides between the sliding portion and the engaging portion.

Abstract: An inflatable product that includes a chamber and an electric air pump for inflating the chamber. The air pump has an air intake and an air outlet. The air intake is connected to the outside of the chamber and the air outlet is connected to the inside of the chamber when the air pump is moved to a first position. The air intake is connected to the inside of the chamber and the air outlet is connected to the outside of the chamber when the air pump is moved to a second position.

Abstract: A transformer. The transformer drives a plurality of lighting tubes and comprises a coupling iron core, a first winding around the coupling iron core, a first bobbin disposed between the first winding and the coupling iron core, a plurality of second windings, independent of each other and respectively winding around the exterior of the first winding, wherein the second windings have the same winding number, and a second bobbin disposed between the first winding and one second winding.

Abstract: A gate with dual gate dielectric layer and fabrication method thereof. A semiconductor substrate is provided, on which a dielectric layer and a patterned hard mask layer with an opening are sequentially formed. A spacer is formed on a sidewall of the opening. The semiconductor substrate is ion implanted, the spacer and the exposed dielectric layer are removed, and a gate oxide layer is formed on the bottom of the opening.

Abstract: An inflatable product includes a first chamber, a first mechanically-controlled valve, an air pump, a first switch and a switch circuit. The air pump inflates the first chamber through the first mechanically-controlled valve. The first switch activates the air pump and opens the first mechanically-controlled valve. The air pump is activated through the switch circuit by the first switch, wherein the switch circuit has a second switch turned on by the first switch when the first switch is turned on, and a relay activated to supply the air pump with power when the second switch is turned on.

Abstract: A self-inflating mattress which comprises a first chamber, a second chamber, a foam and a check valve, wherein, the foam is disposed inside the first chamber. The check valve is provided between the first chamber and the second chamber, and air is allowed to flow only from the first chamber to the second chamber.