Abstract: An energy recycling structure includes a primary portion, a secondary portion and a positioning shaft. The primary portion connects to a motor and includes a radially magnetic assembly including a number of strips having different magnetic strength. The secondary portion connects to a driven element and includes a coil electrically connecting to a peripheral device. The positioning shaft connects the primary portion and the secondary portion. A current flows in the coil when the coil cuts the magnetic lines of force of the magnetic assembly during rotation of the magnetic assembly.

Abstract: A rotation structure rotates a rotatable segment via the attraction between a number of electromagnetic elements disposed on another rotatable segment around a screw and a magnet disposed on another rotatable segment. The rotated angle of the rotatable segment can be controlled by selectably magnetizing the electromagnetic elements in response to an instruction generated by pressing a button formed on another rotatable segment.

Abstract: The portable electronic device includes a body, a bottom panel configured for supporting the body, at least two linear wheel assemblies assembled to the bottom panel in the body corresponding to the at least two first opening, and a directional wheel assembly assembled to the bottom panel in the body corresponding to the second opening. At least two first opening and a second opening defined in the bottom panel. Each linear wheel assembly and the directional wheel assembly include a wheel member and a driving member respectively. The driving member of each linear wheel assembly drives the wheel member of the corresponding linear wheel assembly to extend through the corresponding first opening and retract in the body. The driving member of the directional wheel assembly drives the wheel member of the directional wheel assembly to extend through the second opening and retract in the body and to rotate.

Abstract: A touch sensitive robot includes a body having a control panel, a touch sensor, a driver, and a controller. The touch sensor includes a first conductive belt, a second conductive belt, a power source, and a current sensor. The first conductive belt is wrapped on the body. The second conductive belt is wrapped around but spaced away from the first conductive belt. The power source and the current sensor are connected in series between the first conductive belt and the second conductive belt to form a closed circuit when a point of the second conductive belt is touched to contact the first conductive belt. The current sensor is for measuring the flow of the electrical current of the close loop. The controller is for controlling the driver to turn the body based upon the measurement of the current sensor to orient the control panel to the touch point.

Abstract: An electromagnetic input device includes a movable magnetized stylus, an inducting module, and a controller. The movable magnetized stylus is operable to generate a magnetic field. The inducting module includes a plurality of inducting cells, a plurality of gate lines, and a plurality of output lines. Each inducting cell includes a coil, and is operable to output a differential signal with a differential voltage according to the change of magnetic flux through the coil caused by the moving of the stylus. The gate lines are connected to the plurality of inducting cells. The output lines are connected to the plurality of inducting cells. The controller is connected to the gate lines and the output lines. The controller is operable to output gate signals to enable the inducting cells to output the differential signals, and convert the differential signals to digital signals.

Abstract: A speaker includes a casing, a sound emitting portion, a conductive coil received in the casing, and a circuit board. The casing includes a side wall. The sound emitting portion received in the casing includes a diaphragm including a first end fixed to the casing and an opposite second end. The conductive coil includes a front end fixed to the side wall, and a rear end fixedly connected to the second end of the diaphragm. The circuit board includes an audio processing module, a charging module and a controlling module. The audio processing module is configured for receiving an audio signal and controlling the conductive coil to vibrate in response to the received audio signal. The charging module is configured for electrifying the conductive coil using alternating current. The controlling unit is configured for selectively connecting the conductive coil to the audio processing module electrically or to the charging module.

Abstract: A mother board is disclosed. The mother board includes a first processor and a controlling module. A second processor is electrically coupled to the mother board. The controlling module includes a utilization ratio comparing unit and a controlling unit. The utilization ratio comparing unit is configured for comparing a current utilization ratio of the first processor with a predetermined first utilization ratio, and comparing a current utilization ratio of the second processor with a predetermined second utilization ratio. The controlling unit is configured for controlling the first processor and the second processor to process data together when the current utilization ratio of the first processor is lower than the predetermined first utilization ratio and the current utilization ratio of the second processor is higher than the predetermined second utilization ratio.

Abstract: A recharging system for wireless charging comprising an electronic device and a recharging device. The electronic device comprises a first electromagnetic induction device and a rechargeable battery. The recharging device comprises a detection layer, a second electromagnetic induction device, and a driving device. The detection layer is configured for detecting the position of the electronic device. The driving device drives the second electromagnetic induction device to align with the first electromagnetic induction device. The second electromagnetic induction device is configured for inducing a current in the first electromagnetic induction device.

Abstract: An electronic device includes two batteries and a main body. The main body defines a sliding groove passing through two parallel surfaces of the main body. The sliding groove includes an upper surface, a lower surface parallel to the upper surface, a positive contact plate and a negative contact plate. The positive contact plate is positioned on the upper surface. The negative contact plate is positioned on the lower surface. During replacement of the battery, each positive power supply plate of the two batteries remaining in contact with the positive contact plate, and each negative power supply plate of the two batteries remaining in contact with the negative contact plate.

Abstract: A power interruption detecting system includes an electronic device and a power interruption detecting device. The electronic device includes a power supply, a protection circuit, a main circuit and a recording structure. The power supply includes a first power supplying module and a second power supplying module. The protection circuit is connected in parallel to the first power supplying module. The main circuit is connected in parallel to the first power supplying module. The recording structure is connected to the main circuit and configured for collecting a number of values of working voltage of the main circuit. The power interruption detecting device is configured for determining a cause for a shutting down problem happened to the electronic device, according to the values of the working voltage.

Abstract: The present disclosure provides a security protection system for an electronic device. The security protection system includes a magnetic stylus, at least one coil, a processor, and a memory. The coil is received in the electronic device and configured for inducing an induced current when the magnetic stylus moves relative to the coil. The processor is electronically connected to the at least one coil and includes a status module, a lock module, and an unlock module. The status module is configured for setting the security protection system in a lock or an unlock state. The lock module is configured for storing parameters of the induced current as a password in the lock state. The unlock module is configured for comparing parameters of the induced current with the password stored, and detecting whether an unlock operating being successful. The present invention also provides an electronic device having a security protection system.

Abstract: The present disclosure provides a local area network architecture including a server, a client and a data transfer system. The server uses a first operating system and includes an encryption chip and a server memory storing the encrypted files. The encryption chip includes an encryption system having a different operating environment with the first operating system. The encryption system includes a file converting module and an encryption module. The file converting module converts files to a format only recognizable for the encryption system and unrecognizable for the first operating system. The encryption module encrypts the converted files. The client uses a second operating system and includes a client memory storing the files from the server and a decryption chip. The decryption chip uses a decryption system including a file reverting module and a file decryption module. The data transfer system transmits files from the server to the client.

Abstract: An edge detecting apparatus for using in an automatic device and configured for detecting edges of a surface on which the automatic device moves is provided. The edge detecting apparatus includes an emitter, a guiding member, and a receiver. The emitter is configured for emitting projecting signal. The guiding member is around the automatic device. The guiding member and the surface define a signal channel, and the signal channel is configured for guiding the projecting signal to travel around the automatic device, if no edge of the surface exists under the signal channel. The receiver is configured for receiving the projecting signal.

Abstract: A robot with an automatic charging function, comprising: a body, an arm mechanism rotatably connected to the body, a head mechanism and a driver rotatably connected to the arm mechanism; wherein a receiving space is formed in the body for receiving the arm mechanism; the head mechanism comprises two conduction terminals for receiving power from power outlets of a charging station; when power of the robot is lower than a preset level, the driver is configured to drive the arm mechanism to rotate out of the receiving space of the body, simultaneously, the driver is configured to drive the head mechanism to rotate relatively to the arm mechanism till the two conduction terminals of the head mechanism are electronically connected to the power outlets of the charge station, thereby receiving power from the charge station.

Abstract: A clutch includes a driving member and a driven member. The driving member includes a rotatable shaft and four breaking blocks radially fixed to the rotatable shaft. Each breaking block includes a thermally deformable main body including an engaging surface, and a heating element and an engaging block formed on the engaging surface. The driven member includes a mounting surface and defines four engagement-receiving portions and a through hole in the mounting surface. The four engagement-receiving portions are positioned and shaped so as when the driving member is assembled to the driven member the four engaging blocks are correspondingly engaged with the four engagement-receiving portions. The rotatable shaft is rotatably inserted through the through hole. The heating element is configured for heating the breaking block to force it to bend the engaging blocks away from the engagement-receiving portions to disengage the clutch.

Abstract: A system for testing connections of two connectors, each of which includes a pair of verification pins and a number of signal pins, includes a verification testing module, a controlling module, a signal testing module, and a reporting module. The verification testing module is configured for detecting whether each pair of verification pins are electrically connected. The controlling module is configured for allowing communication between each pair of signal pins if the pair of verification pins is detected to be electrically connected. The signal testing module is configured for testing whether each pair of signal pins are electrically connected. The reporting module is configured for reporting the results of the verification testing module and the signal testing module.

Abstract: An exemplary touch sensitive robot includes a body, a touch sensor, a driver, and a controller. The body includes a control panel. The touch sensor includes a first conductive belt wrapped on the body, a second conductive belt provided around but spaced away from the first conductive belt, a power source applying a voltage to two distal ends of the first conductive voltage, and a voltage sensor interconnected between an end of the first conductive belt and an end of the second conductive belt. The second conductive belt is electrically deformable and contacts the first conductive belt when touched by a user so that a measured voltage of the voltage sensor change dependently of the location of the touch. The controller is for controlling the driver to spin the body based upon the measured voltage to orient the control panel to the user.

Abstract: A recharging system for a rechargeable battery in an electronic device includes a receiver and a power supply. The receiver is fixed to a surface of a casing of the electronic device. The receiver includes a receiving coil connected to the rechargeable battery. The receiving coil is a planar spiral coil substantially parallel to the surface of the casing of the electronic device. The power supply includes a base and a source coil attached to a surface of the base corresponding to the receiving coil, and the source coil is a planar spiral coil and capable of magnetically coupling to the receiving coil of the receiver.

Abstract: A processing system for use in an electronic device is disclosed. The processing system includes a memory unit, an application processor connected to the memory unit, and a baseband processor connected to the memory unit and the application processor. The memory unit is configured for storing information of the electronic device. The application processor is configured for handling applications of the electronic device. The baseband processor is configured for providing communication capabilities for the electronic device. The application processor includes a temperature detector configured for detecting the temperature of the application processor. When the sensed temperature of the application processor is higher than a predetermined temperature, the baseband processor is instructed by the application processor to share workload of the application processor.