Abstract: A method for obtaining technical information of IC is disclosed. The method provides an IC, a computer, and a network terminal. The network terminal stores technical information of the IC. The IC includes a memory. The memory stores link information for obtaining the technical information. Connects the IC to the computer. The computer reads the link information from the memory of IC, and obtains the technical information from the network terminal according to the link information. Using this method, engineers can find the technical information of the IC conveniently and correctly.

Abstract: A sound output apparatus is provided. The sound output apparatus includes a memory for storing compensation parameters; a Universal Serial Bus (USB) interface for connecting an external audio signal generating device thereto; a USB controller for reading the compensation parameters from the memory to the audio signal generating device when the audio signal generating device is connected thereto; and an analog interface for receiving regulated audio signals from the audio signal generating device according to the compensation parameters.

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 power control circuit includes an electronic switch (20) interposed between a power unit (10) and an electronic device (30), a driving circuit (40) and a mechanical switch (50). The driving circuit receives a power-on signal from the mechanical switch, and signals the electronic switch to turn on and supply power to the electronic device in accordance with the power-on signal. The electronic device controls the driving circuit to maintain the electronic switch to be on and continue the power supply to the electronic device. The electronic device further receives a power-off signal from the mechanical switch, and signals the driving circuit to turn off the electronic switch and discontinues the power supply to the electronic device.

Abstract: The present invention provides a charging mode control circuit and method. By utilizing such charging mode control circuit and method, a secondary battery fixed in a portable device can be quickly charged when the portable device communicate with an external computer. The method includes the steps of: a) providing a commutator, the commutator comprising an adaptor, a first interface, and a second interface, wherein the first interface is connected to the external computer and the second interface is connected to the portable device; b) filtering a charging voltage from the adaptor and obtaining a ripple voltage from the charging power supply; c) rectifying the ripple voltage; d) comparing the rectified ripple voltage with a reference voltage, thereby producing a voltage waveform signal according to a comparison result; and e) selecting a fast charging mode for the secondary battery according to the voltage waveform signal.

Abstract: A synchronous rectification and voltage stabilization circuit includes a saturable inductance coil (L1), a synchronous rectifier switch (33), a driving coil (L2) for turning on the synchronous rectifier switch, a discharging coil (L3) which co-operates with a controllable switching component (Q1) to turn off the synchronous rectifier switch, a filter circuit (40) and a voltage stabilization circuit (50). The saturable inductance coil, the synchronous rectifier switch and the filter circuit are connected in serial between an input terminal (10) and an output terminal (20). The saturable inductance coil is coiled together with the driving coil and the discharging coil on one core. The voltage stabilization circuit is connected between the output terminal and the saturable inductance coil, and is used for regulating a regulable saturation point of the saturable inductance coil according to an output voltage of the output terminal and a target value of the output voltage.

Abstract: A sound output apparatus is provided. The sound output apparatus includes a memory for storing compensation parameters; a Universal Serial Bus (USB) interface connecting to an external audio signal generating device; a USB controller for reading the compensation parameters from the memory and transferring the compensation parameters to the external audio signal generating device when the external audio signal generating device is connected thereto, and receiving regulated audio signals from the external audio signal generating device according to the compensation parameters; a digital/analog (D/A) converter for converting the regulated audio signals into analog audio signals; an amplifier for amplifying the analog audio signals; and a sound output unit for outputting sounds corresponding to the audio signals.

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 touch sensing apparatus includes: a differential signal source for generating two alternating current signals with same frequency and reverse phase; two conductors connected to a cathode output end and an anode output end of the differential signal source; a sensor for receiving a noise generated by a contact of an object; wherein the sensor and the two conductors form two simulated capacitors that result in offsetting environmental noise; a detector having a first input end and a second input end, the detector upon receiving the noise transferred from the sensor resulting in voltage differences between the first and second input ends thereof, and outputting a signal; and a rectifying circuit for rectifying the alternating current signals generated by the differential signal source and simultaneously generating a noise.

Abstract: A sound output system is provides. The system includes one or more sound output apparatuses, each sound output apparatus having been assigned an identification (ID) code; a server for storing the ID code and corresponding compensation parameters for each sound output apparatus; and an audio signal generating device, connected to the server through a network. The audio signal generating device includes a compensation parameter obtaining module for obtaining the ID code of a sound output apparatus if the sound output apparatus is connected to the audio signal generating device, and downloading compensation parameters corresponding to the ID code from the server; and a compensation unit for regulating audio signals according to the compensation parameters, and outputting the regulated audio signals to the sound output apparatus via an interface. Another sound output method is also provided.

Abstract: A touch sensing apparatus includes a signal source for generating an alternating current signal, a conductor connected to the signal source, a sensor for receiving a noise generated by a contact of an object. The sensor together with the conductor form a simulated capacitor that results in alternating current signal flowing through the sensor when the sensor is contacted by the object. A detector has a first input end and a second input end. The detector results in voltage differences between the first and second input ends thereof when receiving the alternating current signal output from the sensor, and thus output a signal. A rectifying circuit is used for rectifying the alternating current signal generated by the signal source and simultaneously generating a noise. One end of the rectifier circuit is connected to the signal source and other end of the rectifier circuit is connected to the second input end of the detector.

Abstract: A display device is provided with a humidifier and includes a base (1), a support (2) and a display body (3). The humidifier is formed on the base, and includes at least one liquid holding portion which holds liquid therein for evaporation.

Abstract: An energy saving system used in an electronic device is provided. The energy saving system includes a battery for supplying the electronic device with energy; a energy detector for measuring a energy level of the battery, and transmitting a battery energy saving control signal when the measured energy level is equal to or less than a predetermined energy level; and a control unit for controlling the electronic device to enter a energy saving mode according to the battery energy saving control signal. An energy saving method for an electronic device is also provided.

Abstract: An energy saving system used in an electronic device is provided. The energy saving system includes a battery for supplying the electronic device with energy; a energy detector for measuring a energy level of the battery, and transmitting a battery energy saving control signal when the measured energy level is equal to or less than a predetermined energy level; and a control unit for changing a predetermined first time period into a predetermined second time period which is shorter than the predetermined first time period according to the battery energy saving control signal, and controlling the electronic device to enter a sleep mode state when an elapsed time of not receiving any operations on the electronic device reaches the predetermined second time period.

Abstract: A touch sensing apparatus includes a signal source for generating an alternating current signal, a conductor connected to the signal source, a sensor for receiving a noise generated by a contact of an object. The sensor together with the conductor form a simulated capacitor that results in alternating current signal flowing through the sensor when the sensor is contacted by the object. A detector has a first input end and a second input end. The detector results in voltage differences between the first and second input ends thereof when receiving the alternating current signal output from the sensor, and thus output a signal. A rectifying circuit is used for rectifying the alternating current signal generated by the signal source and simultaneously generating a noise. One end of the rectifier circuit is connected to the signal source and other end of the rectifier circuit is connected to the negative power input end of the detector.

Abstract: A display apparatus and touch-based method therefor is provided. The touch-based method for the display apparatus includes the steps of: providing the display apparatus including a screen and a frame, the frame connecting the screen and including a first touch sensitive unit and at least a touch sensitive region, the touch sensitive region having a plurality of second touch sensitive units beneath thereof; activating navigation icons on the screen when receiving sensing signals from the first touch sensitive unit, each of the navigation icons indicating a function; and performing the functions indicated by the navigation icons when receiving sensing signals from the second touch sensitive units.

Abstract: A display apparatus and touch-based method therefor is provided. The touch-based method for the display apparatus includes the steps of: providing the display apparatus, the display apparatus including a screen and a frame, the frame connected to the screen and including a plurality of touch sensitive regions, the touch sensitive regions each having a plurality of second touch sensitive units; receiving and recognizing sensing signals from the touch sensitive unit of the touch sensitive region, in response to a touch operation thereon; and performing a corresponding operation according to the recognized sensing signal. The operation can be an operation of flipping forwards/backwards a page of an electronic book displayed on the screen, or be an operation of scrolling upwards/downwards the page of the displayed electronic book.

Abstract: A thermal insulation apparatus for a capacitor and the capacitor with the thermal insulation apparatus is provided. The thermal insulation apparatus includes a basis, a thermal baffle is stretched upwards from a side wall of the basis, a bracket is connected with a inner wall of the basis. The basis and the bracket form a cavity to hold the capacitor. The thermal insulation apparatus can isolate the capacitor from external heat sources. After assembly, a distance lies between the bracket and the basis of the thermal insulation apparatus so that the capacitor can eliminate heat efficiently.

Abstract: The present invention provides a charging mode control circuit and method. By utilizing such charging mode control circuit and method, a secondary battery fixed in a portable device can be quickly charged when the portable device communicate with an external computer. The method includes the steps of:a) providing a commutator, the commutator comprising an AC/DC adapter, a first interface, and a second interface, wherein the first interface is connected to the external computer and the second interface is connected to the portable device; b) comparing a charging voltage with a reference voltage, thereby producing a high voltage level signal according to a comparison result, wherein the charging voltage come from the AC/DC adapter; and c) selecting a fast-charging mode on the secondary battery according to the high voltage level signal.

Abstract: A reset device includes a reset switch (20) and a reset circuit (30). The reset switch is used for producing a reset command. The reset circuit is used for producing a reset signal to reset a processor (40) in accordance with the reset command. The reset switch includes a delay circuit (301) and a switching circuit (302). The delay circuit delays an input of the reset command to the switching circuit, and the switching circuit produces the reset signal in accordance with the reset command. An electronic device including the processor and the reset device is also provided.