KR860005408U - Ring signal agreement circuit of telephone answering device - Google Patents

Ring signal agreement circuit of telephone answering device

Info

Publication number
KR860005408U
KR860005408U KR2019840010722U KR840010722U KR860005408U KR 860005408 U KR860005408 U KR 860005408U KR 2019840010722 U KR2019840010722 U KR 2019840010722U KR 840010722 U KR840010722 U KR 840010722U KR 860005408 U KR860005408 U KR 860005408U
Authority
KR
South Korea
Prior art keywords
ring signal
answering device
telephone answering
signal agreement
agreement circuit
Prior art date
Application number
KR2019840010722U
Other languages
Korean (ko)
Other versions
KR870000174Y1 (en
Inventor
정문경
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 KR2019840010722U priority Critical patent/KR870000174Y1/en
Publication of KR860005408U publication Critical patent/KR860005408U/en
Application granted granted Critical
Publication of KR870000174Y1 publication Critical patent/KR870000174Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party
    • H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/68—Details of telephonic subscriber devices with means for recording information, e.g. telephone number during a conversation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
KR2019840010722U 1984-10-25 1984-10-25 Sensor circuit of bell signal KR870000174Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019840010722U KR870000174Y1 (en) 1984-10-25 1984-10-25 Sensor circuit of bell signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019840010722U KR870000174Y1 (en) 1984-10-25 1984-10-25 Sensor circuit of bell signal

Publications (2)

Publication Number Publication Date
KR860005408U true KR860005408U (en) 1986-06-11
KR870000174Y1 KR870000174Y1 (en) 1987-02-09

Family

ID=70162675

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019840010722U KR870000174Y1 (en) 1984-10-25 1984-10-25 Sensor circuit of bell signal

Country Status (1)

Country Link
KR (1) KR870000174Y1 (en)

Also Published As

Publication number Publication date
KR870000174Y1 (en) 1987-02-09

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19970829

Year of fee payment: 13

EXPY Expiration of term