JPS6340067B2 - - Google Patents

Info

Publication number
JPS6340067B2
JPS6340067B2 JP16457079A JP16457079A JPS6340067B2 JP S6340067 B2 JPS6340067 B2 JP S6340067B2 JP 16457079 A JP16457079 A JP 16457079A JP 16457079 A JP16457079 A JP 16457079A JP S6340067 B2 JPS6340067 B2 JP S6340067B2
Authority
JP
Japan
Prior art keywords
voice
code
signal
low
speed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP16457079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5686569A (en
Inventor
Yoshio Nakano
Naofumi Nagai
Isao Kawashima
Michihiro Hamada
Hideo Fukazawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Priority to JP16457079A priority Critical patent/JPS5686569A/ja
Publication of JPS5686569A publication Critical patent/JPS5686569A/ja
Publication of JPS6340067B2 publication Critical patent/JPS6340067B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
JP16457079A 1979-12-17 1979-12-17 Telephone set of composite service Granted JPS5686569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16457079A JPS5686569A (en) 1979-12-17 1979-12-17 Telephone set of composite service

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16457079A JPS5686569A (en) 1979-12-17 1979-12-17 Telephone set of composite service

Publications (2)

Publication Number Publication Date
JPS5686569A JPS5686569A (en) 1981-07-14
JPS6340067B2 true JPS6340067B2 (ko) 1988-08-09

Family

ID=15795672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16457079A Granted JPS5686569A (en) 1979-12-17 1979-12-17 Telephone set of composite service

Country Status (1)

Country Link
JP (1) JPS5686569A (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819070A (ja) * 1981-07-27 1983-02-03 Nec Corp デイジタル加入者端末システム
US4512017A (en) * 1983-02-04 1985-04-16 At&T Information Systems Digital dual channel communication terminal
US4512016A (en) * 1983-02-04 1985-04-16 At&T Information Systems Inc. Digital communication station signaling control
JPH0827643B2 (ja) * 1986-06-16 1996-03-21 日本電装株式会社 デジタル入力付ａ／ｄコンバ−タ
JPH0821994B2 (ja) * 1988-06-30 1996-03-04 株式会社富士通ゼネラル 信号多重化伝送方式

Also Published As

Publication number Publication date
JPS5686569A (en) 1981-07-14

Similar Documents

Publication Publication Date Title
US4740955A (en) Communications system having voice and digital data capability and employing a plurality of voice and data buses in main service unit and serial packetized transmission to and from telephones
US4377860A (en) Bandwidth reduction method and structure for combining voice and data in a PCM channel
US6272358B1 (en) Vocoder by-pass for digital mobile-to-mobile calls
JP2680198B2 (ja) 音声ディジタル１リンク接続方式
US3843845A (en) Electronic key telephone system
JPS6014540A (ja) ビツト圧縮多重化システム
US5144625A (en) Digital subscriber line termination with signalling
WO1991003901A1 (fr) Systeme d'echange a relais de donnees a multiplexage temporel
JPS6340067B2 (ko)
US5040172A (en) Communication method utilizing channel highway and digital communication apparatus for realizing the same
US5058156A (en) Network interface and communication terminal
JPS5836557B2 (ja) 時分割交換方式
GB2072464A (en) Line supplied telephone interface
US4603417A (en) PCM coder and decoder
FI79640B (fi) Krets foer foerening och avskiljning av tal och data.
US4287591A (en) Communications transmission system
KR100237464B1 (ko) 디지틀 전전자 교환기의 트렁크 정합장치
KR100535272B1 (ko) 사설 교환기의 톤 및 디지트 제공 장치
JPH033595A (ja) デジタル通信網インタフェース装置
JPS585623B2 (ja) ファクシミリ通信方式
JPH08107448A (ja) 電子交換システムとそれを用いたデジタル多機能電話機伝送方法
JPH05211545A (ja) デジタル電話機
JPH0744741B2 (ja) 中継交換方式
JPS5847917B2 (ja) フゴウツウシンモコウセイホウシキ
JPH05252315A (ja) デジタル電話機