Abstract: A fastening member for fastening a peripheral device in an electronic device casing and performing heat exchange with the peripheral device is presented. The fastening member includes a supporting plate and a pair of side plates. This pair of side plates is respectively disposed on two sides of the supporting plate to support the peripheral device. The side plates can be fastened to the electronic device casing. The supporting plate has a plurality of heat-conductive connecting pieces in contact with the casing for transferring heat generated by the peripheral device to the electronic device casing, so as to perform heat exchange.

Abstract: The invention has disclosed a system power management circuit comprising: a printed circuit board and a hardware monitor. The printed circuit board includes at least a first power connector, a second power connector, and more than one detection circuits disposed thereon; wherein the first power connector is used for electrically connecting a power supply, the second power connector is used for electrically connecting a power connector of a motherboard, inputs of the detection circuits are electrically connected to the first power connector, respectively. The hardware monitor is electrically connected to outputs of the detection circuits, and used for converting electrical signals outputted from the outputs of the detection circuits into corresponding digital signals, as well as for transmitting the digital signals to the motherboard via a two-wire bus, the two-wire bus is bidirectional, and may be an I2C or a SM bus.

Abstract: A portable tracking alarm apparatus in a wrist watch configuration includes a main body and a strap. The main body includes a locator transmitter module, a micro-switch, and a trigger assembly. The strap is used for the user to wear, and has a hook that extends into the main body to hook the trigger assembly, such that the trigger assembly will not contact the micro-switch. When the strap is destroyed to cause the hook parting from the trigger assembly, the trigger assembly will touch and press the micro-switch to make the locator transmitter module emit a warning message.

Abstract: A system for power management and safety protection and a method thereof are presented. The system and method are applicable to a computer device having a sensor. The sensor detects position information of a user relative to the computer device so as to determine whether to enter a sleep mode or a recognition mode. The sensor also detects motion information of a particular motion of the user so as to return to an operating mode.

Abstract: A casing structure having a removable base frame includes a casing and a base frame. The casing includes a bottom plate, wall plates, and a bracket disposed on the bottom plate. A top stopper is erected on the bracket. The base frame has a frame plate for disposing the base frame astride the wall plates. The base frame is also disposed with a mounting plate corresponding to the top stopper. The mounting plate has a rotatable push-actuated member. When the push-actuated member rotates and is pressed against the top stopper, the base frame is pushed up and removed from the casing.

Abstract: An air guiding structure includes a plurality of fins capable of swinging, an actuation member connected to each fin, and a memory deformable element connected to the outermost fin. When the memory deformable element is at a normal temperature, the fins remain at a normal angle; when deforming because of heat, the memory deformable element pulls the fins to swing. Further, the actuation member drives each fin to rotate to a working angle, and thus the air exhaustion direction is changed according to the temperature effect.

Abstract: The present invention discloses a computer apparatus with over-voltage protection function, wherein the over-voltage protection device is electrically connected between the central processing unit (CPU) and the power supply to protect the CPU from damage under the condition of over-voltage failure.

Abstract: A computer equipment includes a primary body and a secondary body. The primary body includes a primary host for performing computer operations independently and a primary monitor for displaying the computer operations. The secondary body includes a secondary host for performing computer operations independently and a touch monitor for displaying the computer operations. The secondary host is combined with the primary host, and is electrically connected to the primary host. A user can use the primary body as an expansion dock of the secondary body, such that the primary monitor is switched to display an operation status of the secondary host. Or, the user can use the secondary body as an input device of the primary body, such that the touch monitor is switched to control operation of the primary host, and the primary monitor displays an operation status of the primary host.

Abstract: A switching method includes: when a control unit receives a first command signal and determines that a host computing device is turned off and a power source is disabled, configuring the control unit to operate a switch unit in a first switch state and to enable the power source, thereby enabling audio and video playback of the host computing device; and when the control unit receives a second command signal and determines that the host computing device is turned off and the power source is disabled, configuring the control unit to operate the switch unit in a second switch state and to enable the power source, thereby enabling audio and video playback of an audio-and-video reproducing device. A computer system that includes the control unit, the host computing device, the power source, the switch unit, and the audio-and-video reproducing device is also disclosed.

Abstract: A heat dissipation device for dissipating heat from a plug-in electronic component, such as a memory is provided. The heat dissipation device includes a base frame, a moving frame, and a retaining cover. The base frame is disposed at one side of the electronic component. The moving frame is movably mounted on the base frame. A heat dissipation fan is mounted on the retaining cover, and the retaining cover is also movably mounted on the moving frame. In this manner, the heat dissipation fan has at least a retraction position where the heat dissipation fan is not overlaid above the electronic components so as to plug or remove the electronic component, and a heat dissipation position where the heat dissipation fan dissipates heat from the corresponding electronic component. Furthermore, the heat dissipation position changes in accordance with actual heat dissipation requirements, thereby providing an optimal heat dissipation mode.

Abstract: A printed circuit board assembly includes: a substrate; an soldermask formed on the substrate and formed with a recess; a solder pad having a first end portion received in the recess and formed on the portion of the substrate, and a second end portion extending from the first end portion; and a solder paste having a first end portion formed on the first end portion of the solder pad, and a second end portion extending from the first end portion of the solder paste and formed on a portion of the soldermask, which is formed on the second end portion of the solder pad.

Abstract: A multimedia player capable of automatically creating a play list and a method thereof are described. The play lists corresponding to a variety of time segments are created according to time segments in a time period. The multimedia player creates a play list for a certain time segment according to a number of times that songs are completely played and a playback mode of the songs. When the multimedia player works in a same time segment in another time period, the multimedia player loads the play list of the previous time segment, and applies the playback mode previously set for each of the songs to the corresponding song.

Abstract: An electronic data processing device with dual-CPU for processing and sensing information related to heart beatings of a human body includes the first CPU and the second CPU. The first CPU, which is low power type, is connected to the second CPU to execute the first process with a slow operation. The second CPU, which provides a computing ability stronger than the first CPU, executes the second process with a quick arithmetic operation. The first CPU outputs an interrupt to the second CPU to command the second CPU executing the second process. The second CPU outputs an interrupt to the first CPU to command the first CPU to transmit the cardiograph digital data to the second CPU.

Abstract: An optical unit includes a closed hollow body defining an enclosed chamber therein, and having an optical part that confines a portion of the chamber and that is deformable so as to be changeable in thickness and shape in response to changes in an inner pressure in the chamber. An image capturing device includes: a light-proof image-capturing housing that has a lens-mounting port; an image processing unit mounted in the image-capturing housing; and a focus-adjustable lens unit coupled to the lens-mounting port and including a closed hollow body defining an enclosed chamber therein, and having an optical part that confines a portion of the chamber, that is aligned with the lens-mounting port along an optical path, and that is deformable so as to be changeable in thickness and shape in response to changes in an inner pressure in the chamber. A reflective device is also disclosed.

Abstract: An apparatus is provided for disc rotation control in an optical storage system, which is capable of generating a focusing error signal from light that was reflected by a loaded optical disc. The apparatus includes a focus controller for processing the focusing error signal to obtain a focus output signal, a low pass filter unit for processing the focus output signal by low pass filtering to obtain a filtered signal, a direct current level remover for removing a direct current component of the filtered signal to obtain a warp-indicating signal, and a speed controller for comparing the warp-indicating signal with a predetermined threshold value to determine extent of warping of the optical disc. The speed controller is operable to control the optical storage system so as to limit maximum rotation speed of the optical disc according to result of the comparison made by the speed controller.

Abstract: A card connector assembly is adapted for use with a plurality of different wireless module cards, and a SIM card, and includes a first card connector mounted on a side of a circuit board and adapted to be connected electrically to a motherboard of a portable computer. A second card connector is mounted on the circuit board, is connected electrically to the first card connector, and is adapted for connecting electrically with one of the wireless module cards such that the motherboard of the portable computer is able to access the wireless module card via the first and second card connectors. A SIM card connector is mounted on the circuit board, is connected electrically to the second card connector, and is adapted for connecting electrically with the SIM card.

Abstract: The present invention relates to a graphics card connector module for being connected to a motherboard device, the motherboard including a primary slot coupling over N channels, said graphics card connector module comprising a first coupling connector adapted to be coupled to the primary slot of the motherboard; and a second coupling connector adapted to be connected electrically to a display device; the first coupling connector having a plurality of up to N conductive terminals adapted to be each electrically coupled to a corresponding one of the channels of the primary slot.

Abstract: A digital signal processing device is provided for disc rotation control in an optical storage system, which is capable of generating a focusing error signal from light that was reflected by an optical disc loaded in the optical storage system. The digital signal processing device includes a low pass filter for removing a high-frequency component of the focusing error signal to obtain a filtered signal, a direct current level remover for removing a direct current component of the filtered signal to obtain a warp-indicating signal, and a controller for comparing the warp-indicating signal with a predetermined threshold value to determine extent of warping of the optical disc. The controller functions to control the optical storage system so as to limit maximum rotation speed of the optical disc according to result of the comparison made by the controller.

Abstract: A sliding mechanism for an optical compact disk drive includes a right and left slide tracks respectively mounted at opposite sides of a tray of the optical compact disk drive. A plurality of lumpy contacts are formed on the right and left slide tracks respectively to fit with a plurality of recesses of a lower cover of the optical compact disk drive. By respectively having the lumpy contacts in point to point contact with the corresponding recesses, the tray smoothly moves forth and back in a stable manner to outmost and innermost positions. A slide body of each slide track is provided with a hook, a protection piece and a fastening piece to hold the tray at its outermost or innermost positions. Thereby, the stability and competitivity of the optical compact disk drive assembled with the sliding mechanism of the invention is increased.

Abstract: A method for preventing a BIOS from getting viruses, wherein a changeable memory for storing BIOS codes is divided into two areas, one is a primary actuating area and other is a duplicating area. Initially these two areas store identical BIOS. The method comprises the steps of actuating from the primary actuating area and determining whether the step of actuating exists; performing the process to a testing point, and comparing the check sums of the primary actuating area and the duplicating area; through the comparison, performing the starting up process from the primary actuating area and duplicating area and copying the data of the primary actuating area and duplicating area to one another to maintain one area having a complete BIOS in order to prevent the BIOS from being destroyed by virus, or by abnormal modification, so that the system operates normally.