Abstract: A voltage adjustment system includes a power supply for providing an initial voltage signal, a plurality of buck converters for receiving the initial voltage signal and generating one adjustable output voltage signal respectively, a microcontroller for determining one adjustable output voltage signal to output and determining whether a variable voltage signal generated by a buck converter that outputs the adjustable output voltage signal is positive or negative, a display unit for displaying value of the adjustable output voltage signal that is outputted, a plurality of voltage control units corresponding to the plurality of buck converters, and a voltage variation adjustment circuit including two buttons. The variable voltage signal is added to the adjustable output voltage signal generated by the same buck converter. Selection of the two buttons causes the microcontroller to adjust absolute value of the variable voltage signal generated by the buck converter through the corresponding voltage control unit.

Abstract: The present disclosure relates to a pair of 3D glasses and a 3D video playing apparatus. A quarter-wave phase plate is provided at the end of a liquid crystal display (LCD) and the end of the pair of 3D glasses respectively so that the light propagates in the form of the circularly polarized light from a 3D display device to the pair of 3D glasses. Thereby, the technical shortcoming of a decreased luminance of an image or even failure to form an image due to an inappropriate angle included between the pair of 3D glasses and the 3D display device is overcome.

Abstract: An electronic device includes a main body and a port connector. The main body includes a printed circuit board, a bottom plate and a side plate cooperatively defining a opening. The printed circuit board is fixed parallelly to the bottom plate. The port connector includes an outer angled plate having a first wall, a second wall, and first pins and second pins. The first wall is attached to the bottom plate and defines first ports. The second wall is attached to the side plate and defines second ports. Each of the first pins is retained within one of the first ports and contacting the printed circuit board. Each of the second pins is retained within one of the second ports and contacting the printed circuit board.

Abstract: A liquid crystal display (LCD) and a backlight module thereof is disclosed. The backlight module comprises a backplate and a light guide plate. The backplate comprises a bottom wall and a sidewall disposed at a periphery of the bottom wall and extending perpendicular to the bottom wall. The light guide plate is supported on the bottom wall. At least one positioning bent-piece is disposed to be bent from the bottom wall, and the positioning bent-piece abuts against a side edge of the light guiding plate to position the light guide plate. In this way, by using the positioning bent-piece disposed on the bottom wall of the backplate to position the light guide plate, the need of disposing an additional positioning structure on the light guide plate is eliminated, so the product yield of light guide plates can be improved.

Abstract: A shell assembly includes a first shell having a plurality of elastic sheets mounted, and a second shell defining a plurality of securing grooves. The elastic sheets are capable of deforming and latching in the securing grooves, detachably latching the first shell and the second shell. An assembly method for assembling the shell assembly is also disclosed.

Abstract: A test probe for testing an object electrically includes a main body, a first probe pin mounted to and protruding out of the main body, and at least one second probe pin coupled to the main body. The at least one second probe pin is changeable from a first state of being folded into the main body to a second state of being unfolded to protrude out of the main body. When the at least one second probe pin is in the first state, the first probe pin is used to contact the object, and when the at least one second probe pin is in the second state, the at least one second probe pin takes the place of the first probe pin in making electrical connection with the object.

Abstract: A workpiece orientation apparatus includes a base, two pushing bars, a linear actuator, a connecting member, at least one first connecting bar, and a second connecting bar. The two pushing bars are slidably connected to the base and aligned apart along a first direction. The linear actuator is mounted on the base. The connecting member is driven by the linear actuator to move back and forth along a second direction. One end of the first connecting bar is rotatably connected to the connecting member, and the other end of the first connecting bar is rotatably connected to one of the two pushing bars. One end of the second connecting bar is connected to the first connecting bar and is rotatably assembled together on the connecting member. The other end of the second connecting bar is rotatably connected to the other of the two pushing bars.

Abstract: A portable computer includes a main body, a display, and a wireless keyboard. The main body includes a keyboard supporting panel. The display is hinged to the main body. The wireless keyboard detachably attached on the keyboard supporting panel. The wireless keyboard is mechanically coupled to the main body and wirelessly communicatively coupled to the main body.

Abstract: A housing assembly includes a housing, a camera bezel and a retaining structure. The housing includes a plurality of latching elements. The retaining structure is fixed to the camera bezel, the retaining structure including a plurality of retaining elements corresponding to the latching elements. Each retaining element is bent to latch with one of the latching elements so the camera bezel is fixed to the housing.

Abstract: A linear vibration device is disclosed. The linear vibration device includes a housing, a plurality of elastic members received in the housing, each of the elastic member has a fastening portion connecting to the housing, an elastic arm extending from the fastening portion, and a mounting portion extending from the elastic arm, a moving unit suspended in the housing by the elastic members, a coil located below the moving unit, a supporting portion coupling to the elastic member, the supporting portion has a supporting plate covering at least a part of a top surface of the moving unit and a supporting arm extending downwardly from the supporting plate for pushing the mounting portion toward the positioning portion of the moving unit, the mounting portion has a fender defining a top part above the top surface of the moving unit for restricting the position of the supporting plate.

Abstract: A backlight module is disclosed. The backlight module comprises a first optical film, a second optical film, a backplate frame, and an optical film supporting device adapted to splice and support the first optical film and the second optical film. The optical film supporting device comprises a body, a splicing portion and a fixing portion. The splicing portion is adapted to splice and support the first optical film and the second optical film, and the fixing portion is fixed to the backplate frame. A liquid crystal display (LCD) device comprising the backlight module described above is also disclosed. By providing an optical film supporting device in the backlight module of the present invention, two or more optical films can be spliced by the optical film supporting device to satisfy the demands for a large-sized optical film. This solution is practical, reliable and low in the cost.

Abstract: An electronic device includes a main body, a display panel and an electrical circuit board assembly. The display panel is disposed in the main body and includes a power cord for supplying power to a backlight module thereof. The electrical circuit board assembly is located beneath the display panel and connected to the power cord by a connector. An accommodating space is defined between the electrical circuit board assembly and a second portion of the main body for receiving the connector therein.

Abstract: A liquid crystal display (LCD) device includes a display control circuit to receive data of each frame of an external image signal and a liquid crystal panel. When the data of an n+1 frame currently received is the same as that of an n frame previously received, the display control circuit outputs first gray scale voltages corresponding to the data of the n+1 frame to drive the liquid crystal panel. When the data of the n+1 frame is different from that of the n frame, the display control circuit generates data of at least one inserted frame between the data of the n and the n+1 frames, and outputs second gray scale voltages respectively corresponding to the data of the at least one inserted frame and the n+1 frame to drive the liquid crystal panel to display first an image of the least one inserted frame and then that of the n+1 frame. An absolute value of a second gray scale voltage exceeds that of a first gray scale voltage for a same gray scale.

Abstract: A motherboard includes a processor, a platform controller hub (PCH), a switch, a power connector, a switch unit, and an expansion slot. The PCH is connected to the expansion slot to output a bus signal to a serial advanced technology attachment dual in-line memory module (SATA DIMM), which is connected to the expansion slot, in response to the movement of a switch. The processor connected to the processor socket outputs a bus signal to an expansion card, which is connected to the expansion slot, in response to another movement of the switch.

Abstract: An assembly fixture used to assemble hinges to a display panel assembly includes a base to support the display and at least one hinge mounting member fixed on the base. Each hinge mounting member includes two support bars projected from the base, a axle and a rotatable arm. The opposite ends of the axle respectively rotatably connected to the tops of the two support bars. The rotatable arm can rotated in concert with the axle. Each rotatable arm further includes at least two protruding portions to position the hinge and at least one magnetic element to attract the hinge, thereby fixing the hinge to the rotatable arm.

Abstract: An electronic device includes a frame defining a slot and a first through hole, a slot cover moveably received in the slot, a latching member rotateably connected to the frame, and a torsion spring. The latching member includes a first arm and a second arm protruding therefrom and extending in opposite directions. When the latching member is at a locking position, the first arm faces the first through hole, and the second arm engages an elastic hook to retain the cover in the slot. The spring includes a first arm fixed to the first arm and a second arm fixed to the frame. The latching member is driven to rotate when the first arm is pushed by an elongated object passing through the first through hole, causing the second arm push the elastic hook to be deformed, thereby allowing the second arm to disengage from the elastic hook.

Abstract: An electronic device includes a housing, a connecting sheet, a display panel and a fixing module. The display panel is fixed on the connecting sheet. The fixing module includes a first latching member formed on the housing and a second latching member formed on the connecting sheet. The first latching member is detachably latched with the second latching member, such that the connecting sheet adhered to the display panel is detachably fixed on the housing.

Abstract: An amplifying circuit includes a first circuit component configured to receive and amplify first and second input voltages to generate an output voltage. The first circuit component is formed by a first amplifier and a second amplifier. A second circuit component is configured to provide a first offset current that is associated with a first input current of the first amplifier. The first offset current compensates for variation in the first input current. A third circuit component is configured to provide a second offset current that is associated with a second input current of the second amplifier. The second offset current compensates for variation in the second input current.

Abstract: A rotation sensing device comprises a capacitor module comprising an upper substrate and a lower substrate. The upper substrate comprises a plurality top plates mounted thereon, and the lower substrate comprises a plurality bottom plates mounted thereon. A pointing module comprises a pointer rotatably set between an upper substrate and a corresponding lower substrate. The pointer comprises a first portion. A detection circuit is electronically connected to the top plates and the bottom plates, and is configured for detecting pulses caused by a change of the capacitance resulting from movement of the first portion, determining a position change of the first portion relative to the initial position according the detected pulses, and determining a rotation orientation of the capacitor module according to the determined position change.