Abstract: Temperature, process and supply compensated delay circuits, DC to DC converters and integrated circuits are presented in which switch driver dead time delays are provided using a plurality of cascaded CMOS inverter circuits with a first inverter coupled through a diode-connected MOS transistor to a regulated voltage or circuit ground and a MOS capacitor is provided between the first inverter output and the regulated voltage or circuit ground to provide a controlled delay time. A second cascaded CMOS inverter is powered by a compensated voltage which decreases with temperature to operate as a comparator, and certain embodiments include one or more intermediate CMOS inverters to form a level shifting circuit between the second inverter and the final output inverter, with the level shift inverters powered by successively higher compensated voltages that decrease with increasing temperature.

Abstract: An interface supply circuit includes a power supply unit, a control unit coupled to the power supply unit, and a detection unit coupled to the control unit. The detection unit is configured to couple to an interface. The detection unit is configured to output a first control signal upon detecting that a device is inserted into the interface and output a second control signal upon detecting that no device is inserted into the interface. The control unit is configured to be switched on upon receiving the first control signal. The power supply unit is configured to supply power to the interface in event that the control unit is switched on. The power supply unit is configured to be disconnected from the interface in event that the control unit receives the second control signal.

Abstract: Methods, computer program products, and system are presented. The methods include, for instance: identifying, by one or more processor, a current task, obtaining, by the one or more processor, an indicator of a commencement of a switching event, where the switching event includes a transition originating from the current task and concluding at a new task, obtaining, by the one or more processor, behavior analysis data relating to a plurality of past switching events, where each past switching event includes a transition originating from the current task and concluding at a target task. The behavior analysis data includes a timestamp for each past switching event. The method also includes determining, by the one or more processor, based on the behavior analysis data, at least one recommended task, where the at least one recommended task includes at least one target task.

Abstract: A socket includes a voice-receiver, a processing module coupled to the voice-receiver, a converting member coupled to the processing module, and a switching member coupled to the converting member. The switching member is configured to couple to a supply member and a load. The voice-receiver is configured to receive a voice instruction. The processing module is configured to recognize the voice instruction and to output a control signal according the voice instruction. The converting member is configured to convert the control signal to a switching signal. The switching member is configured to be switched on or be switched off according to the switching signal. The supply member is configured to supply power to the load after the switching member is be switched on and not to supply power to the load after the switching member is be switched off. A voice-recognition method is also provided.

Abstract: An apparatus for disassembling an electronic component from a circuit board includes a base, a controller, a positioning assembly, and a heating and suction assembly. The controller is fixed to the base. The positioning assembly is arranged on the base and coupled to the controller. The positioning assembly is configured to be controlled by the controller to position the circuit board at a first predetermined position. The heating and suction assembly is movably arranged on the base and coupled to the controller. The heating and suction assembly is moved to a second predetermined position to heat the electronic component and moved to a third predetermined position to attract and hold the heated electronic component by suction, whereby the electronic component is disassembled from the circuit board.

Abstract: An electronic device includes a motherboard and a display. The motherboard includes a south bridge chip, a leak-proof circuit, and a connector. The leak-proof circuit includes a control unit and a first signal transmission unit. The control unit is electrically coupled to a power supply. The first signal transmission unit includes a first electronic switch, a second electronic switch and a first resistor. The second electronic switch is electrically coupled to ground through the first resistor. When the motherboard is turned off and the display is turned on, the power supply does not provide power to the control unit, and the control unit outputs a first control signal to the first and the second electronic switches. The first and the second electronic switches are in pinch-off mode. Signals from the display flow into ground through the second electronic switch and the first resistor.

Abstract: This invention discloses a process and composition for stimulating the production of hyaluronic acid. The mentioned process comprises reacting fibroblast cell with ascorbic acid derivatives. This invention provides a not only easy and un-expensive but also more efficient method for preparing safe hyaluronic acid by in vitro stimulation.

Abstract: An interface supply circuit includes a power supply unit, a first and a second control circuit, and a detection unit coupled to an interface. The detection unit is configured to output a first control signal upon detecting a corresponding device is inserted into the interface and output a second control signal upon detecting no device is inserted into the interface. The first control circuit is configured to switch off in event receiving the first control signal and switch on in event receiving the second control signal. The second control circuit is configured to switch on in event the first control circuit is switched off and switch off in event the first control circuit is switched on. The power supply unit is configured to supply power to the interface after the second control circuit is switched on and be disconnected from the interface after the second control circuit is switched off.

Abstract: An interface supply circuit includes a power supply unit, a switch unit coupled to the power supply unit, and a control unit coupled to the switch unit. The control unit and the switch unit are configured to couple to an interface. The control unit is configured to output a first control signal in event that a corresponding device is inserted into the interface. The switch unit is configured activate upon receiving the first control signal. The power supply unit is configured to supply power to the interface after the switch unit is activated. The control unit is further configured to output a second control signal in event that no device is inserted into the interface. The switch unit is further configured to be switched off after receiving the second control signal. The power supply unit is configured to be disconnected from the interface in event the switch unit is switched off.

Abstract: An interface supply circuit includes a power supply unit, a control unit coupled to the power supply unit, and a detection unit coupled to the control unit. The detection unit is configured to couple to an interface. The detection unit is configured to output a first control signal upon detecting that a device is inserted into the interface and output a second control signal upon detecting that no device is inserted into the interface. The control unit is configured to be switched on upon receiving the first control signal. The power supply unit is configured to supply power to the interface in event that the control unit is switched on. The power supply unit is configured to be disconnected from the interface in event that the control unit receives the second control signal.

Abstract: An interface supply circuit includes a power supply unit, a first and a second control circuit, and a detection unit coupled to an interface. The detection unit is configured to output a first control signal upon detecting a corresponding device is inserted into the interface and output a second control signal upon detecting no device is inserted into the interface. The first control circuit is configured to switch off in event receiving the first control signal and switch on in event receiving the second control signal. The second control circuit is configured to switch on in event the first control circuit is switched off and switch off in event the first control circuit is switched on. The power supply unit is configured to supply power to the interface after the second control circuit is switched on and be disconnected from the interface after the second control circuit is switched off.

Abstract: A socket includes a voice-receiver, a processing module coupled to the voice-receiver, a converting member coupled to the processing module, and a switching member coupled to the converting member. The switching member is configured to couple to a supply member and a load. The voice-receiver is configured to receive a voice instruction. The processing module is configured to recognize the voice instruction and to output a control signal according the voice instruction. The converting member is configured to convert the control signal to a switching signal. The switching member is configured to be switched on or be switched off according to the switching signal. The supply member is configured to supply power to the load after the switching member is be switched on and not to supply power to the load after the switching member is be switched off. A voice-recognition method is also provided.

Abstract: A power supply system for an electronic device includes a first interface, a first switch, and a second switch. When the electronic device is not connected to the first interface, the switch circuit receives a first voltage level switch control signal based upon output of the first interface, the first switch turns on and outputs a second voltage level power control signal to the second switch, the second switch turns off and does not provide power to the electronic device via the first interface. When the electronic device is connected to the first interface, the switch circuit receives a second voltage level switch control signal based upon output of the first interface, the first switch turns off and outputs a first voltage level power control signal to the second switch, the second switch turns on and provides power supply to the electronic device via the first interface.

Abstract: A wave filter package and a method for manufacturing wave filter packages are presented. The wave filter package includes a chip, a substrate, and a sealed wall, the sealed wall being set up between the chip and the substrate so as to form a sealed chamber. The distance between the substrate and the chip is minimized, so that the height of the sealed wall can be decreased, thereby reducing the size of a wave filter package.

Abstract: A display device includes a display unit, a gamma voltage generator, a gamma voltage unit, a data driver, and a timing controller. The display unit includes pixels emitting light according to data signals supplied through data lines. The gamma voltage generator is configured to generate a first set of reference gamma voltages, and to supply the first set of reference gamma voltages to a gamma voltage unit. The gamma voltage unit is configured to generate gamma voltages using the first set of reference gamma voltages and a second set of reference gamma voltages, and to supply the generated gamma voltages to a data driver. The data driver is configured to generate the data signals using the generated gamma voltages, and to supply the generated data signal to the data lines. The timing controller is configured to control the data driver according to an image signal.

Abstract: Temperature, process and supply compensated delay circuits, DC to DC converters and integrated circuits are presented in which switch driver dead time delays are provided using a plurality of cascaded CMOS inverter circuits with a first inverter coupled through a diode-connected MOS transistor to a regulated voltage or circuit ground and a MOS capacitor is provided between the first inverter output and the regulated voltage or circuit ground to provide a controlled delay time. A second cascaded CMOS inverter is powered by a compensated voltage which decreases with temperature to operate as a comparator, and certain embodiments include one or more intermediate CMOS inverters to form a level shifting circuit between the second inverter and the final output inverter, with the level shift inverters powered by successively higher compensated voltages that decrease with increasing temperature.

Abstract: An optical lens is adapted for used in a light source that has an optical axis, and includes a light-entering surface, a light-exiting surface, and a modified reflection surface. The light-entering surface has two first ends. The light-exiting surface defines a light-exiting surface profile that is concave toward the light source and that has two second ends. The modified reflection surface defines two modified reflection surface profiles. Each of the first ends is connected to a corresponding one of the second ends by a corresponding one of the modified reflection surface profiles. The modified reflection surface profiles are concave in the same direction as the light-exiting surface profile.

Abstract: A method is provided comprising: receiving an incoming job request; estimating a first time necessary to complete the incoming job; adjusting a size of a server cluster based on the first time; and assigning the incoming job to a server that is part of the server cluster; wherein the size of the server cluster is adjusted before the incoming job is assigned to the server.

Abstract: A method of performing random access procedure in a wireless communication system is disclosed. The present invention includes the steps of receiving a first message transmitted to count the number of user equipments attempting to receive the broadcast/multicast service from a network, transmitting a preamble for a random access to the network, receiving a second message including a user equipment identifier for identifying the user equipment and uplink (UL) radio resource allocation information in response to the preamble from the network, transmitting a third message to the network using the uplink radio resource allocation information, and stopping the random access in case of receiving a contention resolution message from the network.

Abstract: A fabrication method of manufacturing a package a plurality of electronic components in an encapsulation body, firstly, mounting the plurality of electronic components and one ends of a plurality of metal resilient units on a substrate. After that, the plurality of electronic components and the plurality of metal resilient units are encapsulated on the substrate to form an encapsulation body with another ends of the plurality of metal resilient units exposed on an exterior surface of the encapsulation body. Then etching remaining epoxy resin on the other ends of the plurality of metal resilient units.