KR900011216A - 키텔리폰의 키동작 제어회로 - Google Patents

키텔리폰의 키동작 제어회로

Info

Publication number
KR900011216A
KR900011216A KR1019880016332A KR880016332A KR900011216A KR 900011216 A KR900011216 A KR 900011216A KR 1019880016332 A KR1019880016332 A KR 1019880016332A KR 880016332 A KR880016332 A KR 880016332A KR 900011216 A KR900011216 A KR 900011216A
Authority
KR
South Korea
Prior art keywords
key
control circuit
operation control
telephone
key operation
Prior art date
Application number
KR1019880016332A
Other languages
English (en)
Other versions
KR920001437B1 (ko
Inventor
장진규
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 KR1019880016332A priority Critical patent/KR920001437B1/ko
Publication of KR900011216A publication Critical patent/KR900011216A/ko
Application granted granted Critical
Publication of KR920001437B1 publication Critical patent/KR920001437B1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
KR1019880016332A 1988-12-08 1988-12-08 키텔리폰의 키동작 제어회로 KR920001437B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880016332A KR920001437B1 (ko) 1988-12-08 1988-12-08 키텔리폰의 키동작 제어회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880016332A KR920001437B1 (ko) 1988-12-08 1988-12-08 키텔리폰의 키동작 제어회로

Publications (2)

Publication Number Publication Date
KR900011216A true KR900011216A (ko) 1990-07-11
KR920001437B1 KR920001437B1 (ko) 1992-02-13

Family

ID=19279961

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880016332A KR920001437B1 (ko) 1988-12-08 1988-12-08 키텔리폰의 키동작 제어회로

Country Status (1)

Country Link
KR (1) KR920001437B1 (ko)

Also Published As

Publication number Publication date
KR920001437B1 (ko) 1992-02-13

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Legal Events

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E902 Notification of reason for refusal
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