Abstract:
An electronic apparatus includes a case having an opening, and at least one retaining section is adjacent to the opening. At least one retaining pin is arranged in each of the at least one retaining section. The electronic apparatus further includes a cover to cover the opening. The cover includes at least one fixing section engaging with the at least one retaining section. A receiving chamber is arranged in each of the at least one fixing section to receive a clamp section of a resilient piece clamping the at least one retaining pin. The resilient piece is movable when the retaining pin is clamped by the clamp section arranged in the receiving chamber.
Abstract:
An asymmetrical planar transformer having controllable leakage inductance is provided. The asymmetrical planar transformer includes a circuit board, a winding rack, a primary winding, a secondary winding, and a magnetic core assembly. Via hole is formed on circuit board. Winding rack includes several annular plates, a tubular shell, and a through hole. The first, second, and third annular plates are arranged in parallel. Position of through hole is corresponding to that of via hole. Primary winding is disposed between first and second annular plates, and is electrically connected with circuit board. Secondary winding, with annular shape, is disposed between second annular plate and third annular plate, and is electrically connected with circuit board. Magnetic core assembly includes magnetic column which is passed through via hole of circuit board and through hole of winding rack. Through hole is extended through secondary winding, first annular plate, second annular plate, and third annular plate.
Abstract:
A method for forming a buried split word line structure is provided. The method comprises the following steps. At first, a substrate having a trench therein is provided. Two liners are formed to a first thickness on sidewalls of the trench. Then, the trench is filled with a first insulating layer to a first height. The two liners are removed. Finally, a conductive material is deposited to a second height between and adjacent to the first insulating layer and the trench. Here, the first height is greater than the second height.
Abstract:
A holder is disclosed, wherein the holder is situated on a circuit board and is used for connecting with an electronic component. The holder comprises an upper surface, a lower surface, and an opening. The upper surface comprises a recess used for laying a flat component, wherein the recess comprises at least one rough area; the lower surface comprises a protruding edge, wherein the protruding edge is connected with the circuit board with glue, and the protruding side and the circuit board delimit a space; and the opening penetrates the upper surface and the lower surface, whereby the gas generated from heating the glue will accumulate in the enclosed space, and the gas will then escape through the opening and out through at least one of the rough areas.
Abstract:
A lens device includes a base, a lens unit, a dividing plate, a cover plate, a shutter unit, and an actuator unit. The base has a front section with a front surface, a rear section with a rear surface, a lens hole, and a mounting space. The lens unit is disposed in the lens hole, and includes a lens. The dividing plate is mounted on the front section and has a first light hole. The cover plate is mounted on the front section and has a second light hole. The dividing plate and the cover plate define a working space therebetween. The shutter unit includes a first shutter piece pivotally disposed in the working space. The actuator unit is mounted in the mounting space, and includes a rotation portion, and an operating portion formed on the rotation portion and extending into the working space.
Abstract:
A flat antenna device is proposed, including a substrate having a first surface and a second surface, a first. antenna module disposed on the first surface and having a first coupling unit, and a second antenna module disposed on the second surface and having a second coupling unit. The first and second coupling units are parallel and coupled to one another so as to constitute a transmission line structure, allowing signals passing through the first coupling unit to be coupled and fed into the second coupling unit such that a first resonant signal and a second resonant signal of approximately 910 MHz and 1710 MHz are generated through the transmission line structure and a hook-shaped radiation unit of the second antenna module and a third resonant signal of approximately 2400 MHz is generated through an open electromagnetic coupling groove formed in the second module, thereby providing a compact and low-cost flat antenna device for use with six commonly used frequency bands of GSM, GPS, DCS, PCS, UMTS and WLAN IEEE-802.11b/g/n.
Abstract:
An antenna is provided comprising a transmission element, a ground element, a first parasitic element, a second parasitic element and a third parasitic element. The transmission element is located on a first plane, wherein the transmission element is T shaped, and comprises a first transmission portion and a second transmission portion and the second transmission portion is perpendicular to the first transmission portion and connected to an end thereof. The ground element is located on a second plane parallel to the first plane. The first parasitic element, the second parasitic element and the third parasitic element are connected to the ground element and located on the second plane.
Abstract:
A method of constructing a personal map database is provided. A positioning device having a positioning functionality, installed in an automobile is provided. The automobile is set into motion along a path heading towards a destination. A plurality of positions are recorded, wherein each recorded position comprises information including a distance of current position relative to a starting point and time to create a positioning data. A personal map database is generated using the positioning data. The personal map database can be downloaded to any positioning device and can be used to generate a personal map leading to the recreation spot of interest contained in the personal map database.
Abstract:
The purpose of the present invention is to provide a method for displaying an information of updating a basic input output system (BIOS) of a computer system, wherein the computer system having a specific configuration is initialized by a computer program stored in a basic input output system (BIOS) memory. The method includes steps of (a) interrupting the computer program in response to a first triggered signal, (b) loading an indexing data, (c) obtaining at least a file information of a basic input output system (BIOS) file and at least a directory information of a directory via an algorithm operation mathematical calculus according to the indexing data, (d) displaying the at least a file information and the at least a directory information, (e) selecting a demanded basic input output system (BIOS) file from the at least a file information and the at least a directory information, and (f) reprogramming the demanded basic input output system (BIOS) file into the basic input output system (BIOS) memory by means of executing a burn-in program.
Abstract:
An electronic device includes a hard disk drive with a first and a second mounting poles and a mounting apparatus. The mounting apparatus includes a bracket and a first positioning member. The bracket includes a first side plate. A first latching slot is defined in the first side plate. The first latching slot includes an opening extending through a bottom side of the first side plate, a notch, and a guiding portion connected between the opening and the notch. The first positioning member is installed to the bracket and includes a resilient first engaging piece. The first mounting pole is inserted into the first latching slot from the opening, to abut the first engaging piece and deform the first engaging piece, until the first mounting pole is received in the notch. The first positioning member is moved, to allow the first engaging piece to abut the first mounting pole.