Title:
光受信装置および判別方法
Document Type and Number:
Japanese Patent JP6665682
Kind Code:
B2
Abstract:
An optical signal receiving device includes a receiver configured to receive an optical signal on which modulation has been performed by an optical signal transmission device, a convertor configured to convert the optical signal received by the receiver to a digital signal by sampling an intensity of the optical signal, and a processor coupled to the converter and configured to determine, based on a frequency distribution of the intensity of the optical signal indicated by the digital signal converted by the converter, a modulation scheme of the modulation performed by the optical signal transmission device.
Inventors:
Tomoo Takahara
Nishihara Masato
Nishihara Masato
Application Number:
JP2016101143A
Publication Date:
March 13, 2020
Filing Date:
May 20, 2016
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04B10/075; H04B10/69; H04L27/26
Domestic Patent References:
| JP2013016978A | ||||
| JP2005151597A | ||||
| JP2011176785A | ||||
| JP2012191343A |
Other References:
平 進太郎 他,特徴抽出と推論に基づくデジタル変調方式の自動識別,電子情報通信学会技術研究報告PRMU,日本,1996年 6月,Vol. 96、No. 141,Pages 51-56
Attorney, Agent or Firm:
Akinori Sakai