Title:
Ｇ．ｆａｓｔ通信システム、Ｇ．ｆａｓｔ集合装置、Ｇ．ｆａｓｔ宅内装置、及び、Ｇ．ｆａｓｔ通信方法
Document Type and Number:
Japanese Patent JP6930207
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To make it possible to simultaneously use communication by G.fast with ISDN.SOLUTION: The G. fast communication system capable of coexisting with ISDN in a building having a plurality of homes, includes: a G. fast collecting device provided in the building; a G.fast in-home device installed at home; and middle wiring that is a metal wiring in a building and can be shared by the ISDN communication and the G.fast communication. The G. fast collecting device and the G.fast in-home device communicate with each other through G. fast via the middle wiring. A handshake tone has a frequency of 320 kHz or more.SELECTED DRAWING: Figure 1
Inventors:
Yuki Hashimoto
Application Number:
JP2017093818A
Publication Date:
September 01, 2021
Filing Date:
May 10, 2017
Export Citation:
Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
H04J1/00; H04B3/00; H04M11/00
Domestic Patent References:
| JP2015186264A | ||||
| JP2016086419A | ||||
| JP2008118687A |
Foreign References:
| EP3089438A1 |
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office