Title:
【発明の名称】アナログ電話端末機を通して供給された電話信号及びデータ端末装置を通して供給されたデータの処理方法
Document Type and Number:
Japanese Patent JP2002503052
Kind Code:
A
Abstract:
A method of handling telephone signals supplied by an analog telephone set and data supplied by a data terminal in a subscriber line circuit of a digital telephone switching system used at least in subregions for data transmission includes directly connecting a telephone set and a data terminal with a modem to the digital telephone switching system through a common analog subscriber line, at least one of subjecting data supplied by the data terminal to a sampling operation at a sampling rate above a sampling rate required for telephone information during analog/digital conversion and coding sampling values representing data supplied by the data terminal according to a linear characteristic during analog/digital conversion, and feeding data originating from and handled by the data terminal directly to a data transmission network. A subscriber line circuit for handling telephone signals supplied by an analog telephone set and data supplied by a data terminal is also provided.
Inventors:
Counish, Paul
Rudolph, Hans-Peter
Rudolph, Hans-Peter
Application Number:
JP2000530983A
Publication Date:
January 29, 2002
Filing Date:
January 14, 1999
Export Citation:
Assignee:
Siemens Aktiengesellschaft
International Classes:
H04B3/18; H04L27/26; H04M3/00; H04M11/06; (IPC1-7): H04M11/06; H04M3/00
Attorney, Agent or Firm:
Iwao Yamaguchi