Title:
光伝送システム、ＰＯＮシステムおよび伝送方法
Document Type and Number:
Japanese Patent JP6654155
Kind Code:
B2
Abstract:
An optical transmission system in which a transmitting station and a plurality of receiving stations are connected via an optical splitter, the optical transmission system being for realizing optical fiber transmission, wherein the transmission station includes: control means for determining, in the transmitting station, whether to perform intensity modulation or phase modulation on optical signals based on information on transmission distances to the receiving stations and modulation bands; intensity modulation means for performing intensity modulation on an optical signal; and phase modulation means for performing phase modulation on an optical signal, and wherein one of an intensity modulation signal and a phase modulation signal is transmitted from the transmitting station to each of the receiving stations.
Inventors:
Shota Ishimura
Kazuki Tanaka
Nishimura
Masatoshi Suzuki
Kazuki Tanaka
Nishimura
Masatoshi Suzuki
Application Number:
JP2017002200A
Publication Date:
February 26, 2020
Filing Date:
January 10, 2017
Export Citation:
Assignee:
KDDI CORPORATION
International Classes:
H04B10/516; G02F1/01; H04B10/2513; H04B10/272
Domestic Patent References:
| JP2003527764A | ||||
| JP2006081014A | ||||
| JP2016051995A | ||||
| JP2012105180A |
Attorney, Agent or Firm:
Takeo Fukuchi
Yoichi Shirakawa
Yoichi Shirakawa