Abstract: An apparatus for identifying the address in pregroove (ADIP) of a Blu-ray disc is described. The apparatus uses a statistical scheme or distance-finding scheme to find the position of a predetermined minimum shift keying (MSK) mark or the first MSK mark, i.e. a bit sync unit, from an ADIP unit to identify data of the ADIP unit. The present invention doesn't have the error propagation effect occurring in the prior art so that the error rate for ADIP identification can be greatly reduced.

Abstract: An ESD detection circuit for detecting a level of an ESD voltage on a power rail is provided. The ESD detection circuit includes a resistive component, a diode unit, and a controller. The resistive component is coupled between a detection node and a ground node corresponding to the power rail. The diode unit is coupled between the power rail and the detection node in a forward direction toward the power rail. The controller, coupled to the detection node, is used for determining the level of the ESD voltage based on the voltage of the detection node and the breakdown voltage of the diode unit.

Abstract: The present invention discloses a bidirectional silicon-controlled rectifier, wherein the conventional field oxide layer, which separates an anode structure from a cathode structure, is replaced by a field oxide layer having floating gates, a virtual gate or a virtual active region. Thus, the present invention can reduce or escape from the bird's beak effect of a field oxide layer, which results in crystalline defects, a concentrated current and a higher magnetic field and then causes abnormal operation of a rectifier. Thereby, the present invention can also reduce signal loss.

Abstract: A panel assembly structure including a first connecting portion, a first screw, a second connecting portion and a second screw for fixing a display panel on a panel cover is provided. The first connecting portion having a first connecting through hole is formed on the cover and extends toward a first side of the panel. The first screw is screwed into the first connecting through hole and a first panel threaded hole on the first side for fastening the first connecting portion and the first side. The second connecting portion having a second connecting through hole is formed on the inner surface of the cover and extends toward a second side of the panel. The second screw is screwed into the second connecting through hole and a second panel threaded hole on the second side of the panel for fastening the second connecting portion and the second side.

Abstract: An electrical connector contact adapted for connecting a chip to a circuit board comprises a first terminal, a second terminal electrically connecting with the first terminal and a spring. The first terminal is defined with a first abutting portion and a contact beam extending from one end of the abutting portion. The second terminal is defined with a second abutting portion and a elastic beam extending from one end of the second abutting portion. The spring is set between the first and second abutting portion with the two ends thereof separately abutting against the first abutting portion and second abutting portion. Along the contact beam there forms a retain slot, the elastic beam mating with and retain in the retain slot. A good electrical performance can be achieved according to the structure of the invention and the contact is convenient for assembling and changing.

Abstract: A test socket, adapted for electrically connecting an IC package to a printed circuit board, comprises a bottom board (10) and four separated clumps (20). The bottom board has a main body (11) having a rectangular shape and four mounting portions (12) integrally extending outwardly from four corners of the main body, respectively. The clumps are assembled upon the four mounting portions of the bottom board to cooperate with the bottom board to define a receiving space for receiving the IC package.

Abstract: A connection assembly, which is suitable to connect a first body of a portable electronic apparatus with a second body thereof, is provided. The connection assembly includes a positioning unit, first electrical connectors and a second electrical connector. The positioning unit is rotatably connected to the first body and removably connected to the second body. The first electrical connectors are connected to the positioning unit, and the second electrical connector is connected to the second body so as to connect to one of the first electrical connectors. Therefore, the connection assembly occupies only a little area of surfaces of the two bodies.

Abstract: The present invention discloses a bidirectional PNPN silicon-controlled rectifier comprising: a p-type substrate; a N-type epitaxial layer; a P-type well and two N-type wells all formed inside the N-type epitaxial layer with the two N-type wells respectively arranged at two sides of the P-type well; a first semiconductor area, a second semiconductor area and a third semiconductor area all formed inside the P-type well and all coupled to an anode, wherein the second semiconductor area and the third semiconductor area are respectively arranged at two sides of the first semiconductor area, and wherein the first semiconductor area is of first conduction type, and the second semiconductor area and the third semiconductor area are of second conduction type; and two P-type doped areas respectively formed inside the N-type wells, wherein each P-type doped area has a fourth semiconductor area neighboring the P-type well and a fifth semiconductor area, and wherein both the fourth semiconductor area and the fifth semico

Abstract: A method for forming a liquid crystal display is disclosed. A substrate comprising a thin film transistor area and a pixel area is provided. A gate line, a gate dielectric layer, an active layer and a doped layer are formed overlying the substrate sequentially. A metal layer is formed overlying the doped layer. The metal layer, doped layer and the active layer in the thin film transistor area are defined to form a thin film transistor. The metal layer in the pixel area is defined to form a first metal portion of a first thickness and a second metal portion of a second portion, wherein the first metal portion acts as a contact region, the first thickness exceeds the second thickness, and the second thickness is sufficient to partially reflect and partially transmit incident light to form a transflective region in the pixel area.

Abstract: A NROM memory device includes an array of memory cells and first and second bit lines. The first and second bit lines are coupled to opposite sides of the memory cells. During an erase operation, one of the sides of the memory cells receives a positive voltage and the other side couples to a common node or a limited current source. Methods are also disclosed that can easily screen for marginal memory cells based on a threshold voltage distribution of the memory cells.

Abstract: A test socket, adapted for connecting the semiconductor package and a printed circuit board comprises a base and a plurality of contacts received in the base. The base has a retaining board defining a plurality of first receiving holes and a positioning board defining a plurality of second receiving holes. The contacts has a contacting portion, an elastic portion and a retaining portion, the elastic portion is disposed between the retaining board and the positioning board and protruding rightward, and the contacting portion extends beyond the elastic portion and defines a acute angle with a horizontal line in a right hand before contacting with the semiconductor package to prevent the contacting portion from scratching with the left inner sidewall of the second receiving hole when pushed downward by the semiconductor package and rotating leftward.

Abstract: A fuel cell stack assembly includes a fuel cell stack, a first pressure-supporting end plate assembly, a first current collector plate, a second pressure-supporting end plate assembly, a second current collector plate, and a pressure-applying structure. The first pressure-supporting end plate assembly is coupled to a first electrode side of the fuel cell stack through the first end plate and the first current collector plate, and the second pressure-supporting end plate assembly is coupled to a second electrode side of the fuel cell stack through the second end plate and the second current collector plate. The pressure-applying structure includes a pressure-applying plate and a pair of side plates form therebetween an open end.

Abstract: An electronic system is provided. The electronic system comprises: a processor, a mobile device, a plurality of expansion ports and an expansion device. The mobile device can work as a standalone system, wherein the mobile device comprises a plurality of first function modules. The expansion device comprises a plurality of second function modules, wherein the expansion device connects to the mobile device through the plurality of expansion ports. When the mobile device and the expansion device are connected together to form the electronic device, the first processor controls the electronic system to perform the plurality of first and second function modules.

Abstract: A portable electronic device includes a body portion, a display portion, a projection module and a knob. The body portion has a hollow housing including two immediately-adjacent housing walls, and each of the two housing walls has a projection window. The display portion is pivotally connected with the hollow housing. The projection module is rotatably connected to and within the hollow housing and has a projection head for projecting an image. The knob is rotatably connected on an outer support surface of the hollow housing and connected to the projection module, whereby the knob is operable to rotate the projection head to selectively align with one of the two projection windows.

Abstract: A liquid crystal display comprises a substrate comprising a thin film transistor area and a pixel area, a gate line formed on the substrate, a gate dielectric layer formed on the gate line and the substrate, an active layer formed on the gate dielectric layer, a doped layer formed on the active layer, a metal layer formed on the doped layer, a passivation layer overlaying the thin film transistor area and the pixel area, and a pixel electrode layer formed on the passivation layer. The gate line, the gate dielectric layer, the active layer, the doped layer and the metal layer in the thin film transistor area constitute a thin film transistor. The metal layer in the pixel area comprises a contact portion and a metal portion which is thick enough to partially transmit and partially reflect incident light to form a transflective region.

Abstract: Enhanced switching functionality is achieved by a switching system having of traffic management devices connected with a generic Ethernet switch fabric and an optional flow control device. The traffic management devices use an encapsulated Ethernet frame format to provide an additional of addressing.

Abstract: A switchable showerhead has a body, a switching device, a water-spraying device and an operating device. The body has a mounting recess, a front through hole, a rear through hole, a mounting chamber, a connecting frame, an inserting hole and an inner tube. The switching device is mounted in the body and has a holding element, a front guide base, a rear guide base and a valve stem. The valve stem is movably mounted in the guide bases. The water-spraying device is mounted in the body, communicates with the switching device and has a shell and a cover. The shell is mounted in the mounting recess. The cover is mounted on the shell and has an inserting tube and multiple spouts. The operating device is mounted on the body, is connected to the switching device and has an operating panel connected to the valve stem.

Abstract: A method for providing an Internet service with advertisement is provided. First, a computing device installs an ad-playing application and runs the ad-playing application to request a telecommunication network for a connection to the Internet. Then, the telecommunication network establishes the connection for it and transfers advertisement to the computing device. Then, the ad-playing application plays the advertisement on the screen of the computing device. Last, the telecommunication network disconnects the connection when the advertisement is not played on the computing device. Moreover, A system for providing the Internet service with advertisement is disclosed in the specification.

Abstract: A method for making an optical device includes the steps of: rubbing an orienting film so as to stretch the molecular structure thereof and so as to permit the molecular units of the molecular structure to be aligned along a first axis and to permit the orienting space between each adjacent pair of the molecular units of the molecular structure to be oriented in a direction parallel to a second axis; and forming an optical anisotropical layer on the orienting film by applying a liquid crystal film of rod-like molecules on the orienting film which orients the rod-like molecules by virtue of spatial effect of the molecular units and the orienting spaces.