KR900013683U - Ring signal generation circuit - Google Patents

Ring signal generation circuit

Info

Publication number
KR900013683U
KR900013683U KR2019880021989U KR880021989U KR900013683U KR 900013683 U KR900013683 U KR 900013683U KR 2019880021989 U KR2019880021989 U KR 2019880021989U KR 880021989 U KR880021989 U KR 880021989U KR 900013683 U KR900013683 U KR 900013683U
Authority
KR
South Korea
Prior art keywords
generation circuit
signal generation
ring signal
ring
circuit
Prior art date
Application number
KR2019880021989U
Other languages
Korean (ko)
Other versions
KR910005414Y1 (en
Inventor
배시규
Original Assignee
삼성전자 주식회사
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 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Priority to KR2019880021989U priority Critical patent/KR910005414Y1/en
Publication of KR900013683U publication Critical patent/KR900013683U/en
Application granted granted Critical
Publication of KR910005414Y1 publication Critical patent/KR910005414Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • H04M19/042—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations with variable loudness of the ringing tone, e.g. variable envelope or amplitude of ring signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
KR2019880021989U 1988-12-29 1988-12-29 Ring signal generator KR910005414Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880021989U KR910005414Y1 (en) 1988-12-29 1988-12-29 Ring signal generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880021989U KR910005414Y1 (en) 1988-12-29 1988-12-29 Ring signal generator

Publications (2)

Publication Number Publication Date
KR900013683U true KR900013683U (en) 1990-07-05
KR910005414Y1 KR910005414Y1 (en) 1991-07-25

Family

ID=19282716

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880021989U KR910005414Y1 (en) 1988-12-29 1988-12-29 Ring signal generator

Country Status (1)

Country Link
KR (1) KR910005414Y1 (en)

Also Published As

Publication number Publication date
KR910005414Y1 (en) 1991-07-25

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 20020628

Year of fee payment: 12

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