KR930018919U - 전화기의 뮤트 링거회로 - Google Patents

전화기의 뮤트 링거회로

Info

Publication number
KR930018919U
KR930018919U KR2019920000430U KR920000430U KR930018919U KR 930018919 U KR930018919 U KR 930018919U KR 2019920000430 U KR2019920000430 U KR 2019920000430U KR 920000430 U KR920000430 U KR 920000430U KR 930018919 U KR930018919 U KR 930018919U
Authority
KR
South Korea
Prior art keywords
ringer circuit
phone mute
mute ringer
phone
circuit
Prior art date
Application number
KR2019920000430U
Other languages
English (en)
Other versions
KR0124524Y1 (ko
Inventor
이병훈
Original Assignee
엘지전자주식회사
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 엘지전자주식회사 filed Critical 엘지전자주식회사
Priority to KR92000430U priority Critical patent/KR0124524Y1/ko
Publication of KR930018919U publication Critical patent/KR930018919U/ko
Application granted granted Critical
Publication of KR0124524Y1 publication Critical patent/KR0124524Y1/ko

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/02—Diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/04—Transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
KR92000430U 1992-01-15 1992-01-15 전화기의 뮤트 링거회로 KR0124524Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92000430U KR0124524Y1 (ko) 1992-01-15 1992-01-15 전화기의 뮤트 링거회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92000430U KR0124524Y1 (ko) 1992-01-15 1992-01-15 전화기의 뮤트 링거회로

Publications (2)

Publication Number Publication Date
KR930018919U true KR930018919U (ko) 1993-08-21
KR0124524Y1 KR0124524Y1 (ko) 1998-10-01

Family

ID=19327853

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92000430U KR0124524Y1 (ko) 1992-01-15 1992-01-15 전화기의 뮤트 링거회로

Country Status (1)

Country Link
KR (1) KR0124524Y1 (ko)

Also Published As

Publication number Publication date
KR0124524Y1 (ko) 1998-10-01

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Legal Events

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