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| Number | Title | Issue Date |
| 7436842 | Outlet with analog signal adapter, a method for use thereof and a network using said outlet An outlet for a Local Area Network (LAN), containing an integrated adapter that converts digital data to and from analog video signal. Such an outlet allows using analog video units in a digital data network, eliminating the need for a digital video units or externa... | 10/14/2008 |
| 7280375 | Circuit arrangement for operating at least one light-emitting diode A circuit arrangement is for operating at least one light-emitting diode LED in an electrical circuit at a service voltage greater than the forward voltage of the at least one light-emitting diode. The light-emitting diode is PWM-controlled. The circuit includes rea... | 10/09/2007 |
| 7245513 | Semiconductor integrated circuit device, contactless electronic device, and handheld terminal In a semiconductor integrated circuit device in which a rectifier device constituting a rectifier comprises a MOS transistor whose gate is connected to one antenna terminal and whose source is connected to the other antenna terminal, the parasitic capacitance applie... | 07/17/2007 |
| 7161307 | Power factor correction apparatus with embedded DC—DC converter A power factor correction apparatus with an embedded direct-current to direct-current (DC-DC) converter is provided. The apparatus includes a power factor controller, a high-voltage adapter and a low-voltage adapter. The power factor controller, which receives an AC... | 01/09/2007 |
| 5640058 | Kits for converting DC battery powered smoke detectors to AC power with battery back-up Methods, circuits, and kits for converting battery powered smoke detectors to AC power include a power converter which converts standard household AC voltage to a DC voltage suitable for use by a battery powered smoke detector and a battery clip connector... | 06/17/1997 |
| 5585677 | Backup power-supply system for emergency The present invention discloses a backup power-supply system for emergency that may apply power to a data processing system and recover the information in it when the power supply is cut off or a power-supply connector is abruptly removed due to a careles... | 12/17/1996 |
| 5347191 | Dynamic transformer power supply In a power supply for use with electronic equipment, the power supply includes a dynamic transformer having a single rotary element with permanent magnets attached, magnetic bearings to support the rotary element during operation, primary and secondary wi... | 09/13/1994 |
