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STACKING-TYPED SECONDARY BATTERY PROVIDING TWO OR MORE OPERATION VOLTAGES

  • US 20100190081A1
  • Filed: 06/05/2007
  • Published: 07/29/2010
  • Est. Priority Date: 06/13/2006
  • Status: Active Grant
First Claim
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1. A stacked-type secondary battery comprising a battery cell formed by stacking a plurality of full cells having a structure of cathode/separator/anode or bicells having a structure of cathode(anode)/separator/anode(cathode)/separator/cathode(anode), as a unit electrode assembly, wherein a cathode active material and/or an anode active material in two or more unit electrode assemblies are configured to have a different composition to induce a voltage difference and separate electrode terminals are installed in a battery case according to the voltage difference to thereby simultaneously provide two or more voltages by a single battery.

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