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Article: Japanese Inventors Develop Remaining Battery Power Calculation Method
- Article from:
- US Fed News Service, Including US State News
- Article date:
- September 20, 2008
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ALEXANDRIA, Va., Sept. 20 -- Yukio Tsuchiya of Kanagawa, Japan, Hideyuki Sato of Chiba, Japan, and Kazuyasu Nawa of Tokyo, have developed a method for calculating remaining battery power.
According to the abstract released by the U.S. Patent & Trademark Office: "The temperature of a battery cell measured by a temperature measurement means is stored into a measured temperature history storage means for storing a history of temperature. An in-cell temperature inference means extracts a minimum temperature from the history of a predetermined time from the measured temperature history storage means, and infers the minimum temperature as a current temperature within the battery cell. A ...