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Optical path setting device, optical communication system, and optical path setting method |
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| 11201668 |
Optical network system, optical node device, and optical network control method |
Tomoyuki Hino, Akio Tajima, Hitoshi Takeshita |
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| 11115117 |
Submarine optical communication control device, control method, and non-transitory computer-readable medium |
Hitoshi Takeshita, Shigeyuki Yanagimachi, Emmanuel Le Taillandier De Gabory |
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| 11115318 |
Optical network control devices and optical path setting method |
Hitoshi Takeshita, Akio Tajima |
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| 11109123 |
Optical network management apparatus and method of allocating optical frequency band |
Hitoshi Takeshita, Tomoyuki Hino, Akio Tajima |
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| 10938499 |
Optical path controller and method of controlling optical path |
Akio Tajima, Hitoshi Takeshita |
2021-03-02 |