Abstract: An electronic device includes a temporary storage base, an adhesive layer, light-emitting elements, and a sealant. The adhesive layer is disposed on the temporary storage base. The light-emitting elements are disposed on the adhesive layer. The sealant is disposed on the temporary storage base and surrounds the adhesive layer. In addition, other electronic devices and a manufacturing method of the electronic device are also provided.

Abstract: A control circuit of a buck-boost converting apparatus is disclosed. The control circuit includes a current sensing circuit and a mode determination circuit. The current sensing circuit senses an output current of the buck-boost converting apparatus and provides a current sensing signal. The mode determination circuit is coupled to the current sensing circuit and receives the current sensing signal. The mode determination circuit generates a default voltage according to the current sensing signal and a default current, and the mode determination circuit generates a switching control signal according to the default voltage and the current sensing signal to control the buck-boost converting apparatus to be operated in a buck mode, a boost mode or a buck-boost mode.

Abstract: A testing apparatus for providing per pin level setting is disclosed, and the testing apparatus includes a control unit and a filter circuit, where the control unit is electrically connected to the filter circuit. The control unit includes a field programmable gate array (FPGA) for providing a PWM signal. The filter circuit receives the PWM signal and outputs at least one DC voltage.

Abstract: A testing apparatus with a back-drive protection function is disclosed, where the testing apparatus includes a driver and a field programmable gate array (FPGA), where the driver is electrically connected to the FPGA. The FPGA can monitor output current from the driver and perform the back-drive protection function on the driver to protect device-under-test (DUT).

Abstract: An expanding device for a portable electronic apparatus is disclosed. The expanding device includes a main body for placing the portable electronic apparatus and a sliding assembly disposed in the main body. The sliding assembly includes a slide track element disposed in the main body, a sliding element, and a cover. The sliding element is slidably coupled to the slide track element and slides between a receiving position and an extending position relative to the main body. The cover is pivotally connected to the sliding element and includes a fixing portion. When the sliding element is moved towards outside of the main body to the extending position, the cover can be rotated relative to the sliding element, and the portable electronic apparatus can be fixed on the main body via the fixing portion of the cover.

Abstract: A testing apparatus for providing per pin level setting is disclosed, and the testing apparatus includes a control unit and a filter circuit, where the control unit is electrically connected to the filter circuit. The control unit includes a field programmable gate array (FPGA) for providing a PWM signal. The filter circuit receives the PWM signal and outputs at least one DC voltage.

Abstract: A testing apparatus with a back-drive protection function is disclosed, where the testing apparatus includes a driver and a field programmable gate array (FPGA), where the driver is electrically connected to the FPGA. The FPGA can monitor output current from the driver and perform the back-drive protection function on the driver to protect device-under-test (DUT).

Abstract: A portable electronic device includes a device body and a hand tool. The hand tool includes a handle unit, a coupling unit, and a tool body. The coupling unit includes a coupling element attachable removably to the device body. The tool body is connected between the handle unit and the coupling unit, and includes a working head projecting from the coupling element. When not in use, the hand tool is attached to the device body, and can be easily carried together with the device body. When removed from the device body, the hand tool can be used.

Abstract: An electronic device with a cleaning mechanism that is capable of cleaning a display panel thereof is provided. The electronic device includes a display panel, a main portion, a hinge structure, a sliding device, and a first spring. The hinge structure includes a fixing portion, a rotating portion having a first contact surface, and a spring holder having a second contact surface. When the rotating portion rotates on the fixing portion, the first contact surface contacts the second contact surface and presses against the spring holder so that it rotates with the rotating portion. The sliding device includes a cleaning material contacting the display panel. Two end portions of the first spring are respectively fixed to the spring holder and the sliding device. When the spring holder stretches the first spring to move the sliding device, the cleaning material cleans the display panel.

Abstract: An electronic device with a cleaning mechanism that is capable of cleaning a display panel thereof is provided. The electronic device includes a display panel, a main portion, a hinge structure, a sliding device, and a first spring. The hinge structure includes a fixing portion, a rotating portion having a first contact surface, and a spring holder having a second contact surface. When the rotating portion rotates on the fixing portion, the first contact surface contacts the second contact surface and presses against the spring holder so that it rotates with the rotating portion. The sliding device includes a cleaning material contacting the display panel. Two end portions of the first spring are respectively fixed to the spring holder and the sliding device. When the spring holder stretches the first spring to move the sliding device, the cleaning material cleans the display panel.

Abstract: A portable electronic device includes a device body and a hand tool. The hand tool includes a handle unit, a coupling unit, and a tool body. The coupling unit includes a coupling element attachable removably to the device body. The tool body is connected between the handle unit and the coupling unit, and includes a working head projecting from the coupling element. When not in use, the hand tool is attached to the device body, and can be easily carried together with the device body. When removed from the device body, the hand tool can be used.

Abstract: A carrier device includes a supporting base, two frames pivotally attached to the supporting base with spindles and each having a pivot axle, a mounting seat attached to the pivot axles of the frames and pivotal relative to the pivot axles of the frames between an upwardly extended working position and a storing position, a lock device is attached to the pivot axle of each of the frames for locking the frame to the supporting base at the lower folded position, and a latch device is attached to the frames for latching the mounting seat to the frames at the storing position and for preventing the carrier device from being collapsed.

Abstract: A power supply device includes a transformer and a heat-dissipating mechanism. The heat-dissipating mechanism includes a heat-dissipating fan unit and an activating unit. The heat-dissipating fan unit is connected pivotally to the transformer, and is pivotable relative to the transformer to lie on a top surface of the transformer. An inclination angle of the heat-dissipating fan unit relative to the top surface of the transformer is adjustable. The activating unit includes a control switch for controlling activation of the heat-dissipating fan unit.

Abstract: A portable apparatus includes a base rotatable member having a chamber and a compartment, a cover rotatable member having a space and a cavity, one or more anchors engaged in the chamber of the base rotatable member and having a curved channel formed in an arm, the cover rotatable member includes a pivot shaft engaged in the channel of the arm for pivotally connecting the rotatable members together, a linking device includes two coupling devices attached to the rotatable members and pivotally connected together with a pivot axle for connecting the coupling devices together and for solidly and stably coupling the rotatable members together, and for receiving and protecting the linking device and the anchors.

Abstract: A keyboard assembly includes a keyboard disposed inside a sunken part of a housing of a portable computer, a magnetic metal component combined with the housing, and a magnetic component connected to the keyboard for attracting the magnetic metal component so as to fix the keyboard inside the sunken part of the housing.

Abstract: A power supply device includes a transformer and a heat-dissipating mechanism. The heat-dissipating mechanism includes a heat-dissipating fan unit and an activating unit. The heat-dissipating fan unit is connected pivotally to the transformer, and is pivotable relative to the transformer to lie on a top surface of the transformer. An inclination angle of the heat-dissipating fan unit relative to the top surface of the transformer is adjustable. The activating unit includes a control switch for controlling activation of the heat-dissipating fan unit.

Abstract: An adjustable support device includes a supporting member having two spaced arms each of which includes a sliding engaging member, a carrier for an article or monitor includes two sliding engaging elements slidably engaged with the sliding engaging members of the arms for allowing the carrier to be moved relative to the supporting member to selected positions, and a number of rolling members are attached to the arms and engaged with the sliding engaging elements of the carrier for allowing the carrier to be smoothly moved relative to the supporting member to the selected positions with a suitably reduced or decreased friction between the carrier and the supporting stand, a spring member resiliently couples the carrier to the supporting member.

Abstract: The invention provides a testing system and method suitable for determining whether the pins of the socket are properly connected to a printed circuit board. The testing system includes a testing signal source, a socket, a signal sensing unit, a fixing element, and an analysis unit. The signal sensing unit comprises a sensor board, a probe, and an operation amplifier. The sensor board is electrically coupled to the socket, and the sensor board has a probing point. The probe is selectively contacted with the probing point of the sensor board for receiving and outputting a sensing signal. The operation amplifier is electrically connected to the probe for receiving, amplifying and outputting the sensing signal. The fixing element is used for fixing the sensor board between the socket and the fixing element.

Abstract: A heat slug is provided for a package structure, including a main body and a plurality of protrusions. The main body has a surface in which at least one ditch is defined. Each protrusion is connected to and extends from the main body and has a surface in which a plurality of dimples is defined.

Abstract: The invention provides a testing system and method suitable for determining whether the pins of the socket are properly connected to a printed circuit board. The testing system includes a testing signal source, a socket, a signal sensing unit, a fixing element, and an analysis unit. The signal sensing unit comprises a sensor board, a probe, and an operation amplifier. The sensor board is electrically coupled to the socket, and the sensor board has a probing point. The probe is selectively contacted with the probing point of the sensor board for receiving and outputting a sensing signal. The operation amplifier is electrically connected to the probe for receiving, amplifying and outputting the sensing signal. The fixing element is used for fixing the sensor board between the socket and the fixing element.