AU473169B2 - Subscriber loop circuit apparatus - Google Patents

Subscriber loop circuit apparatus

Info

Publication number
AU473169B2
AU473169B2 AU42642/72A AU4264272A AU473169B2 AU 473169 B2 AU473169 B2 AU 473169B2 AU 42642/72 A AU42642/72 A AU 42642/72A AU 4264272 A AU4264272 A AU 4264272A AU 473169 B2 AU473169 B2 AU 473169B2
Authority
AU
Australia
Prior art keywords
loop circuit
circuit apparatus
subscriber loop
subscriber
loop
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
AU42642/72A
Other languages
English (en)
Other versions
AU4264272A (en
Inventor
Schumperli Albert
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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty 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 Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Publication of AU4264272A publication Critical patent/AU4264272A/en
Application granted granted Critical
Publication of AU473169B2 publication Critical patent/AU473169B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/006—Circuits for increasing the range of current supply source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
AU42642/72A 1971-06-04 1972-05-24 Subscriber loop circuit apparatus Expired AU473169B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11486271A 1971-06-04 1971-06-04
CACA114,862 1971-06-04
CA114,862A CA954991A (en) 1971-06-04 1971-06-04 Subscriber loop circuit apparatus

Publications (2)

Publication Number Publication Date
AU4264272A AU4264272A (en) 1973-11-29
AU473169B2 true AU473169B2 (en) 1976-06-17

Family

ID=25666815

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42642/72A Expired AU473169B2 (en) 1971-06-04 1972-05-24 Subscriber loop circuit apparatus

Country Status (5)

Country Link
US (1) US3843844A (enExample)
AU (1) AU473169B2 (enExample)
BE (1) BE784382A (enExample)
CA (1) CA954991A (enExample)
FR (1) FR2141778B1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323733A (en) * 1980-11-28 1982-04-06 Bell Telephone Laboratories, Inc. Range extender with variable gain for coin telephone loops
US6829292B1 (en) 2000-01-03 2004-12-07 Symmetricom, Inc. Increasing gain with isolating upstream and downstream filters and amplifiers
US6507606B2 (en) 2000-03-29 2003-01-14 Symmetrican, Inc. Asymmetric digital subscriber line methods suitable for long subscriber loops
US20040151237A1 (en) * 2000-05-31 2004-08-05 Bitrage, Inc. Satellite communications system
US6823001B1 (en) 2000-05-31 2004-11-23 Bitrage, Inc. Dual stage communication processor
US7149242B1 (en) 2000-05-31 2006-12-12 Bitrage, Inc. Communications system for improving transmission rates and transmission distances of data signals across communications links
US20020061058A1 (en) * 2000-07-25 2002-05-23 Symmetricom, Inc. Subscriber loop repeater loopback for fault isolation
US12265495B2 (en) * 2022-08-12 2025-04-01 Hamilton Sundstrand Corporation Signal reflection mitigation systems

Also Published As

Publication number Publication date
AU4264272A (en) 1973-11-29
FR2141778B1 (enExample) 1973-07-13
FR2141778A1 (enExample) 1973-01-26
CA954991A (en) 1974-09-17
BE784382A (fr) 1972-12-05
US3843844A (en) 1974-10-22

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