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Submitted on: 22 March 2020.
Revised on: 01 June 2020.
Accepted on: 23 June 2020.
___________________CHINESE JOURNAL OF ELECTRONICS
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Submitted on: 08 April 2008.
Revised on: 23 June 2008.
Accepted on: 09 August 2008.
___________________CHINESE JOURNAL OF ELECTRONICS