Card and host device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8827167
SERIAL NO

14079130

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A host device is configured to read and write information from and into a card and to supply a supply voltage that belongs to a first voltage range or a second voltage range which is lower than the first voltage range, and issues a voltage identification command to the card. The voltage identification command includes a voltage range identification section, an error detection section, and a check pattern section. The voltage range identification section includes information indicating which one of the first voltage range and the second voltage range the supply voltage belongs. The error detection section has a pattern configured to enable the card which has received the voltage identification command to detect errors in the voltage identification command. The check pattern section has a preset pattern.

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Patent Owner(s)

  • TOSHIBA MEMORY CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujimoto, Akihisa Fussa, JP 130 1266

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