Abstract: An electrical testing device used for testing an electronic device under test. The electrical testing device includes a cable configured for receiving a test signal and transmitting the received test signal therethrough, and a testing unit connected to the cable and configured for analyzing the test signal. The cable includes a flexible body, a number of first connectors connected to an end of the flexible body configured for receiving a test signal from the electronic device under test, and a second connector connected to the other end of the flexible body configured for transmitting the test signal between the flexible body and the testing unit.

Abstract: The disclosure provides an electronic device having back-up power during battery replacement. The electronic device includes a body, a printed circuit board (PCB) mounted in the body, and an electrode assembly connected to the PCB. The body defines an accommodating space. The electrode assembly may rotate relative to the body and further comprises at least two groups of contacts aligned in different rotation orientations. The accommodating space is configured to accommodate a first battery. A first group of the at least two groups of contacts is engaged with the first battery, the at least two groups of contacts are connected in parallel to the PCB, when the first battery is being replaced by a second battery, the first group of contacts is kept engaged with the first battery, and a second group of the at least two groups of contacts is engaged with the second battery.

Abstract: An electronic assembly comprises a rotation device comprising a fixed platform defining a through hole. An annular groove is formed in the inside wall of the fixed platform. A first transmission element seats a plurality of teeth. A second transmission element is located in the through hole, and comprises a threaded axis portion and a toothed portion meshing with the plurality of teeth. A third transmission element comprises a rotation portion rotatably mounted in the interior of the annular groove of the fixed platform. A threaded hole is defined in the rotation portion, and is configured for cooperating with the threaded axis portion. A driver source is fixed on the fixed platform and is configured for rotating the first transmission element. An electronic device is mounted on the third transmission element.

Abstract: A simulated eye is capable of being changeable between an opened state and a closed state. The simulated eye includes an eyeball, an upper eyelid covering the eyeball, a pivot rod, at least one transmission member, and a driving device. The pivot rod is pivotally coupled to the eyeball, the upper eyelid is fixed to the pivot rod, the at least one transmission member connects the pivot rod with the driving device in a manner that the at least one transmission member drives the pivot rod to rotate when the driving device pulls the at least one transmission member.

Abstract: An electronic device with a heat dissipation mechanism includes a main body, at least one supporting member, at least one driving device, a temperature sensor, and a controller. The main body defines a plurality of heat dissipation holes and at least one through hole. The heat dissipation holes are configured for dissipating heat of the electronic device. The supporting member passes through the through hole, and one end of the supporting member protrudes from the bottom of the main body. The driving device is configured for driving the supporting member to move along its axis, causing the electronic device to be kept in a flat state or in an inclined state. The temperature sensor is for sensing the temperature of the electronic device. The controller is for driving the driving device, causing the supporting member to move a predetermined distance along its axis, according to the sensed temperature.

Abstract: A detecting system for detecting the connection of two connectors includes a number of first and second linking lines. The detecting system includes a number of first detection switches, a number of pull-down resistors, a number of second detection switches, a number of pull-up resistors, and a detection module. Each first linking line is grounded via each first detection switch and each pull-down resistor in series. The terminals of the pull-down resistors connected to the first detection switches are defined as first detecting ends. Each second linking line is electrically coupled to a high potential via each second detection switch and each pull-up resistors in series. The detection module with a threshold value preset is configured for comparing the voltage value at the first detecting ends with the threshold value, and outputting a result to determine whether the first linking lines are electrically connected to the second linking lines respectively.

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: The present invention provides a circular electronic apparatus. The circular electronic apparatus includes a circular crust and a plurality of isosceles trapezoid circuit boards. The isosceles trapezoid circuit boards are put together to form an equilateral polygon. Each isosceles trapezoid circuit board is connected with an adjacent isosceles trapezoid circuit board by a plurality of electrical lines and all the isosceles trapezoid circuit boards are connected together. The circular crust covers the equilateral polygon circuit board.

Abstract: An electronic device, includes a first touch panel, a second touch panel, a processing unit, a first touch controller and a second touch controller, the first and the second touch controller are used to determine touch information according to touch signals produced by the first touch panel and the second touch panel respectively. The processing unit determines the touch mode is a single-surface touch mode if only receives the touch information from the first touch controller, and determines gesture according to the touch information and executes the function associated with the gesture. The processing unit determines the touch mode is a double-surface touch mode if receives the touch information from both the first touch controller and the second touch controller, determines an combined gesture according to the touch information from the first and the second touch controller, and executes function associated with the combined gesture.

Abstract: An electronic device with joystick is provided. The joystick includes a receiving space includes a plurality of first conductive elements. The device further includes a plurality of resistors, a chip, and a rotatable post. Each of the first conductive elements is electrically connected to the ground via a resistor. The chip includes a plurality of input pins, and each of the pins is electrically connected to a node between a first conductive element and a resistor. The rotatable post includes a second conductive element. The second conductive element is electrically connected to a direct current power source. When the joystick is rotated, causing the second conductive element to contact with one of the first conductive elements, the voltage of the pin connected to the second conductive element is changed. The chip detects a change of the voltage of the pins and executes corresponding functions according to the detected change.

Abstract: A display panel with partial touch film includes a display panel, a touch film, and a video source. The display panel is divided into a main display area and an secondary display area, the main display area is larger than the secondary display area. The transparent touch film is mounted on the secondary display area. The controller is electrically connected between the display panel and the touch film. The video source electrically connects with the display panel and the touch film. The video source generates different commands according to different type of operation performed on the touch film, and controls display contents of the main display area and the secondary display area according to the commands.

Abstract: A notebook computer includes a display and a host panel. The display includes a number of first contacts electrically connected to a number of controlling circuits therein for controlling the display to display images. The host panel is pivotably connected to the display. The host panel includes a number of second contacts corresponding to the first contacts and each electrically connected to a triggering circuit of the host panel, for triggering a function of the notebook computer. The first contacts are arranged along a first line and a number of ends of the second contacts on a same side are arranged along a second line. An acute angle is defined between the first line and the second line. When the display is rotated relative to the host panel, the first contacts contact the second contacts in sequence, to trigger multiple functions of the notebook computer.

Abstract: A light emitting diode (LED) base clock includes a clock face and twelve groups of LEDs. The twelve groups of LEDs are arranged as an hourly indicator. Each group of LEDs are arranged as a minutely indicator. The clock further comprising a time signal generator configured for generating time signals and selectively drive corresponding LEDs to light using the time signals to display the time and keep time.

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 method for switching user modes of a communication apparatus is provided. The method comprises: controlling an angle sensor periodically to detect an angle of inclination of the communication apparatus, determining which range the detected angle of inclination is within; determining an associated user mode of the determined range; determining whether the user mode of the determined range is the same as a current user mode; enabling the associated audio receiving unit and audio output unit of the user mode of the determined range and disabling the associated audio receiving unit and audio output unit of the current user mode if the user mode of the determined range is not the same as the current user mode.

Abstract: The present invention provides a toy car wheel with an adjustable center of gravity. The middle of the toy car wheel defines a through hole. At least one spoke is distributed between the rim of the toy car wheel and the through hole. At least one channel is defined in each spoke. At least one spherical body is disposed in each channel. When a toy car decelerates, a momentum of the toy car decreases, the at least one spherical body descends in a corresponding channel, and the center of gravity of the toy car wheel descends.

Abstract: An electronic device includes an electromagnetic input device, a memory, and a processor. The electromagnetic input device includes a movable magnetized stylus and an inducting module. The inducting module includes a number of inducting cells and a controller. Each inducting cell includes a coil for generating an inducting voltage according to the change of magnetic flux through the coil. The controller determines the type of movement of the stylus according to the inducting voltages generated by the coils of the inducting cells. The memory stores a number of operating commands corresponding to a number of types of movements of the stylus. The processor generates an operating command for operating the electronic device corresponding to the type of movement of the stylus determined by the controller.

Abstract: A fixed base comprises an upper cover comprising an outer canister a top plate and a sidewall. The sidewall encircles the top plate to form a receiving room. An inner canister penetrates the receiving room and is attached to the top plate, which comprises a wall. At least one hatch is defined in the wall, and is connected to the receiving room. A positioning component is set inside the surface of the top plate. A limitation frame comprises a frame body, a connecting block, and a positioning block. The positioning block is slidably connected to the positioning component. At least one groove opposite the hatch is defined in the wall of the frame body, and comprises a sliding groove and a fixing groove connecting with the sliding groove. The fixed base further comprises a driver and a trigger switch.

Abstract: A charging device includes a charging platform, a number of first electromagnetic induction devices, a first microprocessor, and a first current processing module. The first electromagnetic induction devices are disposed on the charging platform. The first microprocessor is configured for activating the first electromagnetic induction devices and identifying the first electromagnetic induction devices that generated effective differential signals. The first current processing module is configured for inputting an alternating current to the first electromagnetic induction devices selected by the first microprocessor.