Abstract: A keyboard includes a storage unit, a format generating unit, a character recognizing unit and an assigning unit. The storage unit is configured for storing a plurality of codes, each of the codes corresponds to a character assigned to a key on the keyboard. The format generating unit is configured for analyzing a digital picture reflecting a desired layout of keys on the keyboard and generating a location matrix of the desired layout according to the digital picture and the location matrix. The character recognizing unit is configured for recognizing the characters in the desired layout according to the digital picture and the location matrix. The assigning unit is configured for assigning the codes stored in the storage unit corresponding to the recognized characters to the corresponding keys, based upon the location matrix of the desired layout.

Abstract: The present disclosure provides a toy eye. The toy eye includes a pupil area, a first thermochromatic area, an iris area, and a second thermochromatic area. The first thermochromatic area has a first color in the center of the toy eye. The first thermochromatic area is made of reversible thermochromatic material with a first discoloration temperature. The first thermochromatic area is disposed around the pupil area. The iris area has the second color. The iris area is disposed around the first thermochromatic area. The second thermochromatic area is made of reversible thermochromatic material with a second discoloration temperature. The second thermochromatic area is disposed around the iris area. The first thermochromatic area and the second thermochromatic area changes color if the temperature of the toy eye is higher than the first discoloration temperature and the second discoloration temperature.

Abstract: An overload protection device includes a chassis, a motor, a pair of resilient members, and at least one of electrode. The motor is received in the chassis and includes a stator having a spiral groove defined on the stator and a pair of electrical conductive contacts attached on the stator, a rotor rotatably received in the stator at one end and protruding from the stator at another end. The resilient members are positioned between the chassis and two opposite ends of the motor. The at least one friction bump is attached on the inner side of the chassis and frictionally engaged in the spiral groove of the motor. The electrodes are separately attached on the inner side of the chassis and electrically coupled to electrical conductive contacts of the motor for supply power.

Abstract: An electronic apparatus with a function for charging for itself is provided. The apparatus comprises a base part and a cover part, the cover part is connected to the base part through a slide mechanism and the cover part can slide along the base part through the slide mechanism. The electronic apparatus further comprises an electromagnetic induction device. The electromagnetic induction device comprises a conductor group and a first magnetic object group. During the process of the cover part sliding along the base part, the conductor group and a magnetic field make relative movement to generate induced current. After converted to direct current (DC) by a rectifier, the induced current is input to a battery of the apparatus to charge for the battery.

Abstract: An electronic device with a rotatable keyboard is provided. The electronic device includes a casing defining a plurality of button holes, and a pressable plate having a plurality of transparent pressable protrusions. Each of the pressable protrusions exposes itself through a corresponding button hole of the casing for a user to press the pressable protrusions to input commands to the electronic device. The electronic device further includes at least one rotatable member mounted in the base. A plurality of touch points are arranged on each surfaces of the rotatable member. The electronic device further includes a transmission mechanism and a knob. The knob is for driving the transmission mechanism, and the transmission mechanism is for rotating the rotatable member to make one surface of the at least one rotatable member face the pressable plate and the touch points on the surface being touchable by the user.

Abstract: A simulated eye is capable of being changed between a normal state and a dilated state. The simulated eye includes a circuit board, a controller electrically connected to the circuit board, a simulated iris electrically connected to the circuit board, and a simulated pupil. When the simulated iris is irradiated with light, the size of the colored area of the simulated iris is changeable by operationally powering on and powered off the simulated iris via the controller, whereby the simulated eye is changed between the normal state and the dilated state.

Abstract: An electronic device includes a bottom cover, and a display unit, a main keyboard, and at least one secondary keyboards mounted on the bottom cover respectively. The bottom cover defines a first guiding slot. The display unit defines at least one second guiding slot. The second guiding slot crosses the first guiding slot and an angle between the first guiding slot and the second guiding slot is less than 90 degrees. Each of the secondary keyboard includes a positioning shaft passing through the first guiding slot and one of the second guiding slot. When the electronic device is closed, the main keyboard and the secondary keyboard are positioned between the display unit and the bottom cover. When the electronic device is opened, the second guiding slot drives the positioning shaft to slide along the first guiding slot, thus to expose the secondary keyboard and the main keyboard accordingly.

Abstract: A charger capable of clamping portable communication device is provided. The charger includes a body, a securing portion, and at least one elastic element, wherein the at least one elastic element is deformable elastically when electricity power is supplied thereto, and recoverable to its normal shape when the power is off. The at least one elastic element joins the securing portion to the body. When a user uses the charger, firstly, places the portable communication device between the body and the securing portion, then, supplies electricity power, and the at least one elastic element contracts and drives the securing portion to move towards the body, as a result, the portable communication device is clamped.

Abstract: An artificial eye structure rotates an artificial upper eyelid via the attraction between a number of electromagnetic elements disposed in a line and a magnet. The rotation angle of the artificial upper eyelid can be controlled by selectively magnetizing the electromagnetic elements.

Abstract: A wireless charger authentication system includes an electronic device and a wireless charger. The electronic device includes an emitting module configured for producing an unauthenticated signal and a modulating module configured for modulating the unauthenticated signal into a high-frequency signal. The wireless charger includes a source signal produced by a power supply, a mixing module, an analyzing module, a comparing module and a triggering module. The mixing module is configured for mixing the high-frequency signal and the source signal to get a recognized signal. The analyzing module is configured for analyzing the parameters of the recognized signal. The comparing module predetermines a number of preset parameter values and is configured for comparing the parameters with the preset parameter values. The triggering module is configured for triggering the wireless charger to charge the electronic device if the parameters of the recognized signal are substantially equal to the preset parameter values.

Abstract: A method for booting a computer is provided. The computer includes a booting apparatus. The method includes the steps of: powering on the booting apparatus; generating a selection signal that indicates whether a first firmware or a second firmware is to be read; acquiring the selected firmware according to the selection signal; running the acquired firmware to power on and initialize a CPU and chipsets of the computer; indicating the CPU a data path of a corresponding OS according to the acquired firmware; loading the corresponding OS; receiving commands sent by the loaded OS; and indicating the CPU to execute the commands according to the acquired firmware. A related booting apparatus is also provided.

Abstract: An electronic device includes a first display, a second display, numerous of first and second guide rail members, a movable unit, and a driver unit. The first guide rail members are configured for guiding the first display to move between a first position and a second position, and the second guide rail members are configured for guiding the second display to move between a third position and a fourth position. The driver unit is configured for driving the movable unit to move the second display between the fourth position and a fifth position along a direction perpendicular to the sliding direction of the second display. When the first display is in the second position and the second display is in the fifth position, the first display and the second display are coplanar.

Abstract: A wireless charger for charging an electronic device includes a holder with a primary coil and a number of holding coils fixed thereon and a resilient member sleeved thereon. The wireless charger further includes a sensing module, a storing module, a comparing module and an adjusting module. The sensing module detects each current value of the holding coils when the wireless charger is powered on. The storing module stores each current value of the holding coils from the sensing module and predetermines a reference current value for each holding coil. The comparing module compares the current value with the reference current value to determine whether the current value equals to the reference current value. The adjusting module changes the current values to the reference current values when the current value is not equal to the reference current value to adjust an angle of the secondary coil relative to the primary coil.

Abstract: An electronic device includes a main body and an audio module. The main body includes a first circuit board and a first coil. The first circuit board is configured for processing electrical signals. The first coil is electrically connected with the first circuit board, and configured to convert electrical signals with electromagnetic waves. The audio module includes a second circuit, a speaker, a microphone, and a second coil. The second circuit board is configured for processing electrical signals. The speaker is electrically connected with the second circuit board, and produces a sound according to electrical signals. The microphone is electrically connected with the second circuit board and configured to detect sound wave and generate electrical signals. The second coil is electrically connected with the second circuit board, and configured to convert electromagnetic waves with electrical signal.

Abstract: A portable projector includes a housing, a reflecting unit, and a projecting unit. The reflecting unit includes a foldable cover rotatably hinged to the housing, and a reflector fixed on the foldable cover. The projecting unit is received in the housing, and is directed at the reflecting unit, and is configured for projecting an image to a projection screen via the image being reflected off by the reflector.

Abstract: A wireless charging system charging an electronic device wirelessly via electromagnetic induction between a number of transmitting coils formed in the wireless charging system and a receiving coil formed in the electronic device. The wireless charging system selects the transmitting coil aligned with the receiving coil most accurately for transmitting electromagnetic energy in order to improving the energy conversion efficiency between the transmitting coil and the receiving coil.

Abstract: A portable electronic device includes a navigation key assembly, a memory unit, a processing unit and a display unit. The navigation key assembly includes a knob. The memory unit is configured to store an electronic file. The processing unit is electrically connected to the navigation key assembly and is configured to store a predetermined rotation angle within which the knob rotates, and to obtain a total page of the electronic file and a rotated angle of the knob, and to determine how many pages jumped to according to the total page, the predetermined rotation angle and the rotated angle of the knob, and to obtain corresponding contents of the page jumped to. The display unit is configured to display the corresponding contents of the page jumped to.

Abstract: A charging system for charging a rechargeable battery in an electronic device includes a charging generator, a receiver and at least one magnetic core. The charging generator includes a first coil. The receiver includes a second coil magnetically coupled to the first coil, and a charging module electrically connecting the second coil to the rechargeable battery. The charging module is configured for charging the rechargeable battery using current induced in the second coil. The at least one magnetic core is sleeved by the first coil or by the second coil.

Abstract: A keyboard is configured for using the kinetic energy of the keystroke to generate electricity, the keyboard includes a key, a base, a resilient element connecting to the key and the base to restore the key after the key is pressed, a transmission device slidablely connected to the base, and a generator engaged with the transmission device. When the key is pressed, the transmission device is forced to slide on the base by the key and drive the generator to generate electricity.

Abstract: An induction charger for charging an electronic device includes a carrying car, a transmission assembly, a permanent magnet, an alternating current power supply, and an induction coil. The carrying car includes a base defined at least four slots scatted therein, a cover defining a through hole, at least two rotatable shaft, and at least two pairs of wheels positioned on a corresponding rotatable shaft and received in and passed through one corresponding slot. The transmission assembly includes a gear case defining a first through hole and a second through hole, a first hollow shaft non-rotatably fixed to the permanent magnet, and a second hollow shaft being inserted into a corresponding rotatable shaft. The induction coil is positioned in the base and aligned with and substantially parallel to the permanent magnet, and is electrically connected to the alternating current power supply.