AU556924B2 - 2-line power supply - Google Patents

2-line power supply

Info

Publication number
AU556924B2
AU556924B2 AU12563/83A AU1256383A AU556924B2 AU 556924 B2 AU556924 B2 AU 556924B2 AU 12563/83 A AU12563/83 A AU 12563/83A AU 1256383 A AU1256383 A AU 1256383A AU 556924 B2 AU556924 B2 AU 556924B2
Authority
AU
Australia
Prior art keywords
power supply
line power
line
supply
power
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.)
Ceased
Application number
AU12563/83A
Other versions
AU1256383A (en
Inventor
Peter Anton Goode
Stuart Thomas Hunt
Raiko Miletich
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
Standard Telephone and Cables PLC
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, Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables Pty Ltd
Priority to AU12563/83A priority Critical patent/AU556924B2/en
Publication of AU1256383A publication Critical patent/AU1256383A/en
Application granted granted Critical
Publication of AU556924B2 publication Critical patent/AU556924B2/en
Assigned to ALCATEL AUSTRALIA LIMITED reassignment ALCATEL AUSTRALIA LIMITED Request to Amend Deed and Register Assignors: STANDARD TELEPHONES AND CABLES PTY. LIMITED
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/428—Arrangements for placing incoming calls on hold
    • H04M3/4283—Call holding circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
AU12563/83A 1982-03-24 1983-03-24 2-line power supply Ceased AU556924B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU12563/83A AU556924B2 (en) 1982-03-24 1983-03-24 2-line power supply

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPF3290 1982-03-24
AU329082 1982-03-24
AU12563/83A AU556924B2 (en) 1982-03-24 1983-03-24 2-line power supply

Related Child Applications (2)

Application Number Title Priority Date Filing Date
AU62780/86A Division AU579749B2 (en) 1982-03-24 1986-09-18 A ring signal detector
AU62781/86A Division AU579750B2 (en) 1982-03-24 1986-09-18 Telephone power derivation circuit

Publications (2)

Publication Number Publication Date
AU1256383A AU1256383A (en) 1983-09-29
AU556924B2 true AU556924B2 (en) 1986-11-27

Family

ID=25610083

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12563/83A Ceased AU556924B2 (en) 1982-03-24 1983-03-24 2-line power supply

Country Status (1)

Country Link
AU (1) AU556924B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2622380A1 (en) * 1987-10-22 1989-04-28 Cousin Didier System for trunking telephone lines for a straightforward telephone set
AU648104B2 (en) * 1990-09-17 1994-04-14 Nitsuko Corporation Circuit for transmitting voice signals and dial pulses
FR2698230A1 (en) * 1992-11-18 1994-05-20 Swatch Ag Telephone terminal serving number of switchable lines - has switching mechanism operated by current to produce active state for changing over between two sets of lines
WO1994013090A1 (en) * 1992-11-20 1994-06-09 Atlas Telecom International Ltd. Network termination unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2622380A1 (en) * 1987-10-22 1989-04-28 Cousin Didier System for trunking telephone lines for a straightforward telephone set
AU648104B2 (en) * 1990-09-17 1994-04-14 Nitsuko Corporation Circuit for transmitting voice signals and dial pulses
FR2698230A1 (en) * 1992-11-18 1994-05-20 Swatch Ag Telephone terminal serving number of switchable lines - has switching mechanism operated by current to produce active state for changing over between two sets of lines
WO1994013090A1 (en) * 1992-11-20 1994-06-09 Atlas Telecom International Ltd. Network termination unit

Also Published As

Publication number Publication date
AU1256383A (en) 1983-09-29

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