Abstract: An anti-theft structure for a mobile phone, the anti-theft structure includes a power device for providing a direct current (DC) voltage, an oscillator circuit receiving the DC voltage and producing an oscillating signal, an amplifying element being connected to the oscillator circuit to amplifying the oscillating signal and producing a high-voltage oscillating signal, and a power amplifying circuit being connected to the amplifying element for amplifying power of the high-voltage oscillating signal and producing a high voltage arc at an output terminal of the power amplifying circuit.

Abstract: A disk recording and/or reproducing apparatus includes a main body, a cover, a closable opening, at least one disrupting portion and at least one guiding portion. The main body includes a motor being accommodated therein for rotating a disk. The cover is coupled with the main body. The opening is defined between the cover and the main body for the disk to be loaded therethrough. The disrupting portion protrudes from the cover towards the main body for disrupting airflow generated by the rotating disk. The guiding portion protrudes from the cover towards the main body for guiding the airflow.

Abstract: An electronic device includes a frame (10) and a side blow fan (11). The frame includes a top portion (100), a bottom portion (120), and a plurality of side portions (130). The side portions connect with the bottom portion and the top portion. The bottom portion and at least one of the side portions define a plurality of apertures (126 and 136) respectively. The side blow fan is arranged in the top portion. The electronic device has a good effect of heat-dissipation, and can operate with fewer fans than conventional electronic devices to meet the requirements of heat-dissipation.

Abstract: A field emission device (10) includes a base (12), a conductive paste (16), and at least one carbon nanotube yarn (14). The at least one carbon nanotube yarn is attached to the base using the conductive paste. This avoids separation of the at least one carbon nanotube yarn from the base by electric field force in a strong electric field. A method for making the field emission device includes the steps of: (a) providing a base; (b) attaching at least one carbon nanotube yarn to the base using conductive paste; and (c) sintering the conductive paste to obtain the field emission device with the carbon nanotube yarn firmly attached to the base.

Abstract: backlight module includes a light guide plate (52), a light source (51), a reflecting sheet (53), a diffusion sheet (54), and a reflective polarizing beam splitter (57). The light guide plate includes a light input surface (521), a light output surface (522) adjacent to the light input surface, a reflecting surface (523) opposite the light output surface, and a number of microstructures (524) located on the reflecting surface. In the light guide plate, stress-induced birefringence is introduced to achieve a polarization state conversion, thereby facilitating efficient use of the light generated by the light source.

Abstract: A power supply apparatus includes a universal serial bus (USB) cable, a charging cable, and a regulation resistance. A first terminal and a second terminal of the regulation resistance are connected to a power pin and a ground pin of a USB interface of a personal computer respectively via the USB cable, a third terminal of the regulation resistance is connected to the charging cable. The power supply apparatus can be utilized to offer different output voltages in accordance with different external devices.

Abstract: A grounding device for reducing electromagnetic interference (EMI) on a printed circuit board (PCB) includes a grounded portion formed on the PCB, a threaded hole defined in the PCB, and a connecting member. The grounded portion is a part of a grounding layer of the PCB and with high impedance. The threaded hole is grounded and with low impedance. The connecting member includes a first connecting tab and a second connecting tab separately formed at opposite ends thereof. The first connecting tab is electrically connected with the threaded hole via a screw. The second connecting end resiliently abuts against the grounded portion of the PCB.

Abstract: A portable electronic apparatus for timely receiving and displaying an electronic file is provided. The portable electronic apparatus is connected to a sender which transmits an electronic file to the electronic apparatus. The portable electronic apparatus includes a power unit, a receiving unit, a main part and a power controlling unit. The power unit is configured for supplying power to the portable electronic apparatus. The receiving unit is configured for timely receiving the electronic file transferred from the sender. The main part is for timely displaying the electronic file received by the receiving unit. The main part may be in either one of a “power-on” state or a “power-off” state.

Abstract: An exemplary system for measuring operational life of a computer mouse is disclosed. The system includes a computer (10), a servo controller (14), an X servo axis (12), a Y servo axis (13), and a measurement platform (16). The computer includes a file module (20), a setting module (21), and a performing module (22). The file module is configured for creating a new file for the computer mouse. The setting module is configured for setting running tasks for the computer mouse. The performing module is configured for signaling the computer to send an instruction to the servo controller, making the servo controller process the instruction and send a control signal to the X servo axis and the Y servo axis respectively, and making the X servo axis and the Y servo axis drive the computer mouse to move according to the running tasks. A related method is also disclosed.

Abstract: A voltage generating circuit for providing a voltage signal to a memory in a computer is provided. The voltage generating circuit includes a voltage selecting circuit and a control circuit. The control circuit, responsive to a first and a second voltage control signal, controls the voltage selecting circuit to gate a first voltage input or a second voltage input into a terminal of a regulating transistor. Another terminal of the regulating transistor outputs the voltage signal to the memory.

Abstract: An exemplary system for light control is disclosed. The system includes a computer (1), a chip (3) which is connected with the computer via a level converting circuit (2), and a plurality of light luminance control circuits. Each light luminance control circuit controls a corresponding light circuit. A related method is also disclosed. The method includes the steps of: initializing parameters for a communication serial port of a computer and a chip; receiving light luminance information, and outputting the light luminance information to the chip; processing the received light luminance information, and sending a light luminance control signal to each light luminance control circuit; converting the received light luminance control signal; and controlling light of each light circuit.

Abstract: A connecting device assembly comprises a plug and a socket. The plug comprises a handheld portion and a contact portion. The handheld portion comprises a flange protruding from a distal end thereof adjacent to the contact portion. The socket comprises an inner wall and an end exterior wall. The inner wall defines a receiving groove therein for receiving the flange of the plug, and the receiving groove has a radius not less than an outer radius of the flange. At least one blocking portion formed between the receiving groove and the end exterior wall. The plug is rotatably received in the groove of the socket.

Abstract: A charging mode control circuit (320) includes a detecting circuit (321) and a charging control circuit (322). The detecting circuit detects whether a power/data interface (310) is in a communication state, and accordingly outputting a control signal. The charging control circuit receives the control signal and obtaining power from the power/data interface to charge a secondary battery (330) with a charging mode in accordance with the control signal. The charging mode is a fast charging mode with a charging current larger than a predetermined level, or a slow charging mode with a charging current not larger than the predetermined level. A portable electronic device (30) incorporates the charging mode control circuit is also provided.

Abstract: A controlling circuit for automatically adjusting clock frequency of a CPU is provided. The controlling circuit includes: a current sensing circuit for converting a current signal of the CPU to a voltage signal; a voltage amplifying circuit for amplifying the voltage signal; a multi-stage switching circuit for converting the amplified voltage signal to switched signals; and a priority decoding circuit decoding the switched signals, the decoded switched signals being input to a clock generator of the CPU, and thereby adjusting the clock frequency of the CPU to fit different load on the CPU.

Abstract: A portable electronic apparatus for receiving and displaying electronic files with identification code is provided. The identification code indicates whether the electronic file is an instant file or a common file. The portable electronic apparatus includes a main part, a data storage, and a receiving unit. The main part being selective in a “power-on” state or a “power-off” state is for displaying the electronic file and obtaining the instant electronic file from the data storage to display when the main part enters into the “power-on” state. The receiving unit is for receiving the electronic file, determining according to the identification code whether the electronic file is an instant file and whether the main part is in the “power-on” state; and storing the electronic file to the data storage and controlling the main part in the “power-on” state if the electronic file is an instant file but the main part is in the “power-off” state.

Abstract: A sound output apparatus is provided. The sound output apparatus includes a memory for storing compensation parameters; an analog interface for being connected to an external audio signal generating device; a signal modem for generating a high-frequency compensation parameter signal according to the compensation parameters if the analog interface is connected to the external audio signal generating device; a signal separator for transmitting the high-frequency compensation parameter signal to the external audio signal generating device, and separating regulated audio signals from the external audio signal generating device according to the high-frequency compensation parameter signal, wherein the regulated audio signals are analog audio signals; and a sound output unit for outputting sounds corresponding to the regulated audio signals.

Abstract: A mounting apparatus for holding a storage device with a plurality of mounting holes thereof. The mounting apparatus includes a bracket for accommodating the storage device therein and a fastener. The bracket includes a first sidewall. The first sidewall has a pair of installing plates and a securing portion opposite to the pair of installing plates. A plurality of through holes is defined between the pair of installing plates and the securing portion, corresponding to the mounting holes. The fastener has a pivot end pivotally attached to the pair of installing plates and a free end forming a locking portion engagable with the securing portion. A plurality of locking pegs projects from the fastener. When the locking pegs are passed through the through holes and inserted into the mounting holes of the storage device, the storage device is secured in the bracket.

Abstract: A portable electronic apparatus for timely receiving and displaying electronic files is provided. An identification code of the electronic file indicates that the electronic file is an instant file or a common file. A receiving unit (21) of the portable electronic apparatus is configured for receiving the electronic file, determining according to the identification code whether the electronic file is an instant file and determining whether the main part is in the “power-on” state via help of a power controlling unit (24) of the portable electronic apparatus; and sending an interrupting instruction to the main part if the electronic file is an instant file and the main part is in the “power-on” state. The main part receives the interrupt instruction, and obtains the electronic file to display according to the interrupt instruction.

Abstract: A network resource management system that manages a plurality of distributed client computers through a network. The system comprises: a data collecting module (11) configured for collecting data from each client computer (6) via a domain controller (1), and for uploading the connected data to shared folders (5); an agent module (41) configured for comparing, filtering, and processing the data of the shared folders (5) via an agent server (4) and writing the data into a database (7); and a task managing module (31) configured for accessing the database (7) via a website server (3), and for searching and executing the management task on the corresponding client computers. A related method is also disclosed.

Abstract: A display apparatus and methods for displaying a roundish-shaped menu. In one embodiment, the display apparatus includes a screen and a frame connected to the screen. The screen has a first menu region and a second menu region. The menu in the second menu region is a sub-menu of a menu option of the menu in the first menu region. The frame has a first touch strip and a second touch strip. Each touch strip corresponds to one of the menu regions, and allows one to select a desired menu option to perform an associated function.