KR870011516U - Due to the MOS-type field effect transistor and Zener diode, the loop current bypass circuit of the telephone line - Google Patents

Due to the MOS-type field effect transistor and Zener diode, the loop current bypass circuit of the telephone line

Info

Publication number
KR870011516U
KR870011516U KR2019850017069U KR850017069U KR870011516U KR 870011516 U KR870011516 U KR 870011516U KR 2019850017069 U KR2019850017069 U KR 2019850017069U KR 850017069 U KR850017069 U KR 850017069U KR 870011516 U KR870011516 U KR 870011516U
Authority
KR
South Korea
Prior art keywords
mos
field effect
effect transistor
telephone line
zener diode
Prior art date
Application number
KR2019850017069U
Other languages
Korean (ko)
Other versions
KR890000182Y1 (en
Inventor
민명식
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 KR2019850017069U priority Critical patent/KR890000182Y1/en
Publication of KR870011516U publication Critical patent/KR870011516U/en
Application granted granted Critical
Publication of KR890000182Y1 publication Critical patent/KR890000182Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/06—Arrangements for interconnection not involving centralised switching involving combinations of interconnecting lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Dc-Dc Converters (AREA)
KR2019850017069U 1985-12-18 1985-12-18 Loop current hipass circuit KR890000182Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850017069U KR890000182Y1 (en) 1985-12-18 1985-12-18 Loop current hipass circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850017069U KR890000182Y1 (en) 1985-12-18 1985-12-18 Loop current hipass circuit

Publications (2)

Publication Number Publication Date
KR870011516U true KR870011516U (en) 1987-07-18
KR890000182Y1 KR890000182Y1 (en) 1989-03-06

Family

ID=19247316

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850017069U KR890000182Y1 (en) 1985-12-18 1985-12-18 Loop current hipass circuit

Country Status (1)

Country Link
KR (1) KR890000182Y1 (en)

Also Published As

Publication number Publication date
KR890000182Y1 (en) 1989-03-06

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Legal Events

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A201 Request for examination
N231 Notification of change of applicant
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20000224

Year of fee payment: 12

EXPY Expiration of term