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Semiconductor storage device and storage system

  • US 8,655,350 B2
  • Filed: 09/26/2008
  • Issued: 02/18/2014
  • Est. Priority Date: 10/02/2007
  • Status: Expired due to Fees
First Claim
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1. A storage system comprising:

  • a plurality of semiconductor storage devices; and

    a data reading device, whereinsaid plurality of semiconductor storage devices are arranged close to each other according to a predetermined rule;

    each of said plurality of semiconductor storage devices includes;

    a light-transmitting substrate;

    an electric power generating unit for receiving the light passed through said substrate and generating electric power,a nonvolatile storage unit arranged on said substrate for nonvolatilely storing the data,a communication unit arranged on said substrate for receiving the electric power from said electric power generating unit and transmitting by radio the data stored in said nonvolatile storage unit to the semiconductor storage device neighboring to the device to which the communication unit belongs, anda sealing film covering exposed surfaces of said electric power generating unit, said nonvolatile storage unit and said communication unit; and

    said data reading device includes;

    a light emitting unit for emitting light to said plurality of semiconductor storage devices, anda reading unit arranged close to at least one of the plurality of closely arranged semiconductor storage devices for receiving the data transmitted by radio from the semiconductor storage device.

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