JPS6321399B2 - - Google Patents

Info

Publication number
JPS6321399B2
JPS6321399B2 JP57161301A JP16130182A JPS6321399B2 JP S6321399 B2 JPS6321399 B2 JP S6321399B2 JP 57161301 A JP57161301 A JP 57161301A JP 16130182 A JP16130182 A JP 16130182A JP S6321399 B2 JPS6321399 B2 JP S6321399B2
Authority
JP
Japan
Prior art keywords
subscriber
pcm
loopback
rlc
internal
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
JP57161301A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5950690A (ja
Inventor
Hiroaki Takechi
Takashi Nara
Atsuhisa Takahashi
Yoshio Morita
Satoru Kakuma
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
Original Assignee
Fujitsu Ltd
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 filed Critical Fujitsu Ltd
Priority to JP16130182A priority Critical patent/JPS5950690A/ja
Publication of JPS5950690A publication Critical patent/JPS5950690A/ja
Publication of JPS6321399B2 publication Critical patent/JPS6321399B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP16130182A 1982-09-16 1982-09-16 自局内折返し方式 Granted JPS5950690A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16130182A JPS5950690A (ja) 1982-09-16 1982-09-16 自局内折返し方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16130182A JPS5950690A (ja) 1982-09-16 1982-09-16 自局内折返し方式

Publications (2)

Publication Number Publication Date
JPS5950690A JPS5950690A (ja) 1984-03-23
JPS6321399B2 true JPS6321399B2 (en]) 1988-05-06

Family

ID=15732502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16130182A Granted JPS5950690A (ja) 1982-09-16 1982-09-16 自局内折返し方式

Country Status (1)

Country Link
JP (1) JPS5950690A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02137487U (en]) * 1988-11-25 1990-11-16

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60200696A (ja) * 1984-03-26 1985-10-11 Fujitsu Ltd ハイウエイ折返し設定方式
JP2003110609A (ja) 2001-09-28 2003-04-11 Fujitsu Ltd 通信装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5828955B2 (ja) * 1975-10-31 1983-06-18 富士通株式会社 シユウセンソウチ
JPS5693497A (en) * 1979-12-27 1981-07-29 Fujitsu Ltd Line concentration stage channel device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02137487U (en]) * 1988-11-25 1990-11-16

Also Published As

Publication number Publication date
JPS5950690A (ja) 1984-03-23

Similar Documents

Publication Publication Date Title
US5784369A (en) Methods and system for switching time-division-multiplexed digital signals of different rates
KR920004130B1 (ko) 교환장치
US4768188A (en) Optical demand assigned local loop communication system
JPS62189895A (ja) 狭帯域チヤネルを持つ通信網を通じて広帯域通信施設を確立するための方法と装置
NZ196908A (en) Demultiplex,mix,remultiplex stage in and for a tdm switching network with digital switching modules
US5519702A (en) Digital communication system
JPS6148266A (ja) 時分割多重回線折返試験方法
JPS60253361A (ja) 会議通話機能を有する交換システム
GB2358320A (en) Time division multiplexer with timeslot interchange unit located between trunk and tributary buses
JPS6261200B2 (en])
JPS62225099A (ja) 広帯域空間分割交換機、並直列変換器及び直並列変換器
JPS6321399B2 (en])
US5446731A (en) Signaling channel data transmitting/receiving circuit of a primary multiplexer
US4602363A (en) Expansion apparatus for use in communication systems
US4559624A (en) Digital concentrator
JPH02305132A (ja) フレキシブルマルチプレクサ
JP3350209B2 (ja) 電話交換機
CA2243366C (en) Method and system for switching digital tdm signals of different rates
JPS5823990B2 (ja) 会議通話方式
JPS58115965A (ja) 通話路試験方式
ATE15575T1 (de) Koppelfeld zum gebrauch in einem zeitmultiplexvermittlungssystem.
CA1165843A (en) Digital concentrator switch
JP2815232B2 (ja) 構内交換機におけるｉｓｄｎ端末収容方式
SE8306966D0 (sv) Digitalt telefonsystem
JPS61146055A (ja) 電子交換機