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Desay obtains innovative Li-ion battery patents

Posted: 26 May 2003 ?? ?Print Version ?Bookmark and Share

Keywords:Desay Power? Li-ion battery?

Desay Power Technology Co. Ltd has received an invention patent and two application patents from the Intellectual Property Office of China. The patents refer to the company's research on Li-ion batteries and polymer Li-ion battery micro protection circuits used in mobile phones and PDAs.

According to the company, one of the patents, "The Circuit to Test Negative Temperature Coefficient Thermist," has solved the problem of inaccurate testing dates brought about by external factors, through employing a simple and compact battery circuit that is said to reduce costs. The second patent - "Li-ion Battery Core Protection Circuit," is capable of providing overcharge, overcurrent, and failure protection that is claimed to ensure high reliability and stability. Lastly, the "Battery Output Voltage dc/dc Booster Circuit" patent can continuously regulate the output voltage within a certain range.

Desay currently manufactures a total of 2 million units of Li-ion batteries for portable electronic products monthly. With these innovations, the company hopes to increase their Li-ion manufacturing base in the future.

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