Title:
フィルタリング特性の測定方法及び装置、前置等化器、並びに通信機器
Document Type and Number:
Japanese Patent JP6919183
Kind Code:
B2
Abstract:
A method and apparatus for measuring a filtering characteristic, pre-equalizer and communication equipment. The apparatus for measuring a filtering characteristic includes: a first processing unit configured to determine a filtering characteristic of a receiving end according to an amplitude of a receiving signal obtained after a measurement signal passes through a transmitting end filtering module and a receiving end filtering module at provided different frequency offsets of a transmitting laser of a transmitting end and a local laser of the receiving end.
Inventors:
Tao Jenunin
Fanu Yang Yang
Do Lian
Fanu Yang Yang
Do Lian
Application Number:
JP2016239510A
Publication Date:
August 18, 2021
Filing Date:
December 09, 2016
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04B10/073
Domestic Patent References:
| JP2014165630A | ||||
| JP3110438A | ||||
| JP2003294537A | ||||
| JP62133773A |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Takao Kato
Tadahiko Ito
Takao Kato