Abstract: A method for detecting a media type of an optical disc system comprising the steps of (A) checking for a first wobble signal associated with a first media type, (B) if step (A) detects the first wobble signal, operating the optical disc system as the first media type, (C) checking for a second wobble signal associated with a second media type, and (D) if step (C) detects the second wobble signal, operating the optical disc system as the second media type.

Abstract: A cordless terminal for connecting to computer networks and communication and/or information networks, suitable for surfing the Internet and remote handling of e-mail, being comprised of a reduced sized terminal which comprises a motherboard and processor unit, with integrated controlling devices of the peripherals and large storage means for the operating system and user applications. Said terminal comprises of a viewing screen having limited thickness, for example, LCD-TFT type or similar, onto which there is a tactile panel for interaction with the user, being the mobile terminal connected a cordless connection preferably via radio electric or microwave signals, with a fixed support module and/or with remote servers. Said fixed support module has an electrical supply source joined to the electricity network and a modem or similar of telephone connection or cable to a remote server network.

Abstract: An apparatus for the opening and closing of a gate which uses an electrically operated motor to open and close the gate. The motor is operated by a plurality of batteries electrically mounted in series. The batteries are to be charged by a solar charging device. When charging, the batteries are connected electrically in parallel.