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Inventor: Aramaki; Takahiro
Address: Kawasaki, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6414768 |
Optical communication system |
July 2, 2002 |
| The optical communication system employs PON system. An office device includes a pair of an optical transmitting/receiving devices. A subscriber line, which is a single core optical fiber, is connected to the optical transmitting/receiving devices at each terminal to form a loop network. |
| 5107500 |
Diagnostic expert system |
April 21, 1992 |
| A diagnostic expert system is set up with a first diagnostic subsystem based on a maintenance technician's knowledge and a second diagnostic subsystem based on a design engineer's knowledge. If a fault cannot be located under the first diagnostic subsystem, the second diagnostic subs |
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