Connection circuit
AssigneeToshiba Tec Kabushiki Kaisha
InventorYoichi YAMANE
Life of this patent
Estimating the term…
Abstract
In accordance with an embodiment, a connection circuit powered by a power supply circuit includes a connector configured to connect with an external device, a chip set configured to connect with the connector via one or more data lines and control serial communication with the external device via the data lines, and a switch circuit arranged between the connector and the chip set and configured to disconnect a connection between the connector and the chip set via the data lines when power is not supplied from the power supply circuit.
Claims20
A connection circuit powered by a power supply circuit, comprising:
- a connector configured to connect with an external device;
- a chip set configured to connect with the connector via one or more data lines and control serial communication with the external device via the data lines;
- and
- a switch circuit arranged between the connector and the chip set and configured to disconnect a connection between the connector and the chip set via the data lines when power is not supplied from the power supply circuit.
An information processing apparatus comprising:
- a power supply circuit;
- a connector configured to connect with an external device;
- a chip set configured to connect with the connector via one or more data lines and control serial communication with the external device via the data lines;
- and
- a switch circuit arranged between the connector and the chip set and configured to disconnect a connection between the connector and the chip set via the data lines when power is not supplied from the power supply circuit.
Dependencies are inferred from the claim text.