Title:
OPTICAL COMMUNICATION DEVICE AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2022/244252
Kind Code:
A1
Abstract:
One aspect of the present invention pertains to an optical communications device comprising: a detection unit that detects the rising or falling edge of a control signal output to an optical communication path from a user device; and an optical modulation unit that superimposes a new control signal on the main signal if a rising or falling edge of a control signal is detected by the detection unit.
Inventors:
KANAI TAKUYA (JP)
HONDA KAZUAKI (JP)
TANAKA YASUNARI (JP)
KANEKO SHIN (JP)
HARA KAZUTAKA (JP)
HONDA KAZUAKI (JP)
TANAKA YASUNARI (JP)
KANEKO SHIN (JP)
HARA KAZUTAKA (JP)
Application Number:
PCT/JP2021/019401
Publication Date:
November 24, 2022
Filing Date:
May 21, 2021
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04J14/02; H04B10/516
Domestic Patent References:
| WO2020195912A1 | 2020-10-01 |
Foreign References:
| JP2006197489A | 2006-07-27 | |||
| US6331792B1 | 2001-12-18 |
Other References:
TANO, FUMIHIKO ET AL.: "Experimental investigation of an ONU registration control function by an automatic wavelength assignment using AMCC signals in 100 Gb/s coherent PON systems for 5G mobile convergence", IEICE TECHNICAL REPORT, vol. 116, no. 402 (OCS2016-66), 12 January 2017 (2017-01-12), pages 9 - 14, XP009541693, ISSN: 0913-5685
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (JP)
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