| 摘要 |
PROBLEM TO BE SOLVED: To improve the noiseproof property in the data communication by a serial communication system using differential signals. SOLUTION: Varistors 203a and 203b are disposed on either upstream side or downstream side, or on both upstream side and downstream side of a common mode filter 202 in the data communication by the serial communication system using differential signals. COPYRIGHT: (C)2007,JPO&INPIT
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