Abstract: An electronic module retention assembly including an actuator tab and a retention arm, to releasably secure an electronic module to an information processing device is disclosed. The retention arm includes linear gear teeth, configured to be movably coupled to a vertical support panel of the device and configured to slide along the vertical support panel. The retention arm extends from first to second end portions. The first end portion includes circular gear teeth, and the second end portion includes an attachment element configured to releasably couple to the electronic module. The retention arm being pivotably coupled to the vertical support panel and mounted on a face of the actuator tab such that the circular and linear gear teeth are engaged with each other, and a sliding movement of the actuator tab causes rotation of the retention arm between deployed and stowed positions to secure and release the electronic module, respectively.

Abstract: A method for manufacturing a semiconductor element includes a preparation step, a protective gas introduction step, a reaction gas introduction step, and a deposition step. Firstly, a semiconductor sample is prepared on a stage of a cavity, where a line width of a circuit pattern layer of the semiconductor sample is less than 100 nm. Then, the stage is heated to and maintained at 250° C. to 480° C., and plasma is activated in a protective atmosphere to crack introduced benzene vapor to form a graphene layer on the circuit pattern layer, where a thickness of the graphene layer is 0.3 nm to 4.5 nm. The reaction can be carried out at a low temperature using the benzene vapor as a carbon source, improving properties of graphene deposited on a surface of the circuit pattern layer, and greatly reducing resistance of the circuit pattern layer.

Abstract: Mounting system includes a device bracket attached to, or part of, chassis of a device, and a support bracket attached to support structure for holding the device. The device bracket includes plateau, slots in the plateau, basin recessed from and encircled by the plateau, second plateau protruding from and encircled by the basin, and VESA holes in the second plateau. The support bracket includes face, ridge protruding from the face, second basin recessed from and encircled by the ridge, and spools arranged in the face. The device bracket is attachable to a VESA mount component via the VESA holes or to the support bracket by engaging the ridge with rim of the basin, moving the device bracket towards the support bracket to protrude the ridge and spools into the basin and slots, respectively, in unlocked positions, and sliding the device bracket to move the spools into locked positions in the slots.

Abstract: Mounting system includes a device bracket attached to, or part of, chassis of a device, and a support bracket attached to support structure for holding the device. The device bracket includes plateau, slots in the plateau, basin recessed from and encircled by the plateau, second plateau protruding from and encircled by the basin, and VESA holes in the second plateau. The support bracket includes face, ridge protruding from the face, second basin recessed from and encircled by the ridge, and spools arranged in the face. The device bracket is attachable to a VESA mount component via the VESA holes or to the support bracket by engaging the ridge with rim of the basin, moving the device bracket towards the support bracket to protrude the ridge and spools into the basin and slots, respectively, in unlocked positions, and sliding the device bracket to move the spools into locked positions in the slots.

Abstract: A device, a system and a method. The device comprising an OCP connector including an OCP receptacle, a cable connector, first attachment features, and second attachment features. The OCP receptacle may be configured to accept an OCP edge connector of an OCP module. The cable connector may be configured to accept one end of a cable wherein the other end of the cable may be coupled with a primary system board. The first attachment features may be configured to attach the OCP connector to a horizontal support. The second attachment features may be configured to attach the OCP connector to a vertical support. Either support may be used to couple the OCP connector with a computer system without modification to the OCP connector.

Abstract: An electronic module retention assembly including an actuator tab and a retention arm, to releasably secure an electronic module to an information processing device is disclosed. The retention arm includes linear gear teeth, configured to be movably coupled to a vertical support panel of the device and configured to slide along the vertical support panel. The retention arm extends from first to second end portions. The first end portion includes circular gear teeth, and the second end portion includes an attachment element configured to releasably couple to the electronic module. The retention arm being pivotably coupled to the vertical support panel and mounted on a face of the actuator tab such that the circular and linear gear teeth are engaged with each other, and a sliding movement of the actuator tab causes rotation of the retention arm between deployed and stowed positions to secure and release the electronic module, respectively.

Abstract: A device, a system and a method. The device comprising an OCP connector including an OCP receptacle, a cable connector, first attachment features, and second attachment features. The OCP receptacle may be configured to accept an OCP edge connector of an OCP module. The cable connector may be configured to accept one end of a cable wherein the other end of the cable may be coupled with a primary system board. The first attachment features may be configured to attach the OCP connector to a horizontal support. The second attachment features may be configured to attach the OCP connector to a vertical support. Either support may be used to couple the OCP connector with a computer system without modification to the OCP connector.

Abstract: A battery management device includes a detection circuit, a charge control circuit, and a discharge control circuit. The detection circuit is configured to output a first control signal and a second control signal according to a volume of a rechargeable battery. The charge control circuit is electrically coupled to the rechargeable battery and the detection circuit, and configured to open a charge loop of the rechargeable battery according to the first control signal. The discharge control circuit is electrically coupled to the rechargeable battery and the detection circuit, and configured to close a discharge path of the rechargeable battery according to the second control signal.

Abstract: A power control circuit is disclosed. The power control circuit includes a first receiving circuit, a second receiving circuit, a first power supply circuit and a second power supply circuit. The first receiving circuit is electrically connected to a charging circuit and a first port and configured to charge a power unit according to a first port voltage. The second receiving circuit is electrically connected to the charging circuit and a second port and configured to charge the power unit according to a second port voltage. The second receiving circuit is further configured to be disabled according to the first port voltage. The first power supply circuit is configured to supply power to the first port. The second power supply circuit is configured to supply power to the second port. Thus, the power control circuit transmits power or data through different ports.

Abstract: A detection circuit is provided, including a connector and a processing circuit. The connector comprises a first detection terminal and a second detection terminal. The second detection terminal is electrically connected to a first reference potential. The processing circuit is electrically connected to the first detection terminal and is used for receiving a power supply signal. When the connector is connected to a connecting port, the first detection terminal is electrically connected with the second detection terminal through the connecting port to form an electrical loop, so that the processing circuit detects a detection potential on the first detection terminal, and then determines whether the connector is correctly connected to the connecting port.

Abstract: A power control circuit is disclosed. The power control circuit includes a first receiving circuit, a second receiving circuit, a first power supply circuit and a second power supply circuit. The first receiving circuit is electrically connected to a charging circuit and a first port and configured to charge a power unit according to a first port voltage. The second receiving circuit is electrically connected to the charging circuit and a second port and configured to charge the power unit according to a second port voltage. The second receiving circuit is further configured to be disabled according to the first port voltage. The first power supply circuit is configured to supply power to the first port. The second power supply circuit is configured to supply power to the second port. Thus, the power control circuit transmits power or data through different ports.

Abstract: A detection circuit is provided, including a connector and a processing circuit. The connector comprises a first detection terminal and a second detection terminal. The second detection terminal is electrically connected to a first reference potential. The processing circuit is electrically connected to the first detection terminal and is used for receiving a power supply signal. When the connector is connected to a connecting port, the first detection terminal is electrically connected with the second detection terminal through the connecting port to form an electrical loop, so that the processing circuit detects a detection potential on the first detection terminal, and then determines whether the connector is correctly connected to the connecting port.

Abstract: A charging-discharging module of the energy storage unit is provided. The charging-discharging module of the energy storage unit includes a first energy storage unit; a second energy storage unit; a first switching unit electrically connected to a first terminal of the second energy storage unit; a selecting circuit electrically connected to a first terminal of the first energy storage unit and the first switching unit to selectively conduct the first energy storage unit or the second energy storage unit to a system circuit; and a processing unit electrically connected to the first switching unit. A charging and discharging method is also provided.

Abstract: A charging circuit applied to a post-stage circuit includes a power converting circuit, a power storage circuit, a switching circuit and a processing circuit. The power converting circuit receives an external voltage and converts the external voltage to a charging voltage. The power storage circuit is coupled to the power converting circuit and receives the charging voltage to store the power. The switching circuit is coupled to the power converting circuit and the power storage circuit. The processing circuit is coupled to the switching circuit and controls the charging circuit operated in a first mode or a second mode. When operated in the first mode, the external voltage supplies power to the post-stage circuit. When operated in the second mode, the charging voltage supplies power to the post-stage circuit.

Abstract: A battery management device includes a detection circuit, a charge control circuit, and a discharge control circuit. The detection circuit is configured to output a first control signal and a second control signal according to a volume of a rechargeable battery. The charge control circuit is electrically coupled to the rechargeable battery and the detection circuit, and configured to open a charge loop of the rechargeable battery according to the first control signal. The discharge control circuit is electrically coupled to the rechargeable battery and the detection circuit, and configured to close a discharge path of the rechargeable battery according to the second control signal.

Abstract: A charging method of a portable electronic device, adapted to charge a battery module of a portable electronic device, the charging method comprising detecting a battery voltage and a charging current of the battery module; determining whether the portable electronic device operates at a constant current mode according to the battery voltage; entering an over voltage protection charging loop while the portable electronic device operates at the constant current mode and allows the battery module to be charged up at a maximum charging voltage, and leaving the over voltage protection charging loop while the charging current is smaller than a predetermined current, wherein the maximum charging voltage is gradually decreased according to a comparison result between the battery voltage and an overcharging protection voltage; and setting the maximum charging voltage as a full charge voltage while leaving the over voltage protection charging loop.

Abstract: The power supply module includes a switching power circuit, a switching unit, a power storage unit and a control unit. The switching power circuit is coupled between an input terminal and an output terminal, and used to convert a first voltage to a second voltage. The switching unit is connected to the switching power circuit in parallel. The power storage unit is coupled to the output terminal. The control unit is coupled to the switching unit and controls the switching unit to turn on selectively according to a detecting signal corresponding to a charging or discharging status of the power storage unit to output the first voltage to the output terminal.

Abstract: A charging circuit applied to a post-stage circuit includes a power converting circuit, a power storage circuit, a switching circuit and a processing circuit. The power converting circuit receives an external voltage and converts the external voltage to a charging voltage. The power storage circuit is coupled to the power converting circuit and receives the charging voltage to store the power. The switching circuit is coupled to the power converting circuit and the power storage circuit. The processing circuit is coupled to the switching circuit and controls the charging circuit operated in a first mode or a second mode. When operated in the first mode, the external voltage supplies power to the post-stage circuit. When operated in the second mode, the charging voltage supplies power to the post-stage circuit.

Abstract: A charging-discharging module of the energy storage unit is provided. The charging-discharging module of the energy storage unit includes a first energy storage unit; a second energy storage unit; a first switching unit electrically connected to a first terminal of the second energy storage unit; a selecting circuit electrically connected to a first terminal of the first energy storage unit and the first switching unit to selectively conduct the first energy storage unit or the second energy storage unit to a system circuit; and a processing unit electrically connected to the first switching unit. A charging and discharging method is also provided.

Abstract: A power adapter includes a power converting circuit, a connecting terminal and a controller. The power converting circuit is used to convert an input voltage to an output voltage according to a control signal. The connecting terminal is connected to an electronic device to allow the output voltage outputted by the power converting circuit to charge the electronic device. The controller receives an identifying command from the electronic device when the electronic device is connected to the connecting terminal, and outputs the control signal according to the identifying command.