KR920015948U - 전화기에서의 수신감도 자동조절회로 - Google Patents

전화기에서의 수신감도 자동조절회로

Info

Publication number
KR920015948U
KR920015948U KR2019910000350U KR910000350U KR920015948U KR 920015948 U KR920015948 U KR 920015948U KR 2019910000350 U KR2019910000350 U KR 2019910000350U KR 910000350 U KR910000350 U KR 910000350U KR 920015948 U KR920015948 U KR 920015948U
Authority
KR
South Korea
Prior art keywords
control circuit
reception sensitivity
sensitivity control
automatic reception
automatic
Prior art date
Application number
KR2019910000350U
Other languages
English (en)
Other versions
KR950002111Y1 (ko
Inventor
이지훈
Original Assignee
금성통신 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 금성통신 주식회사 filed Critical 금성통신 주식회사
Priority to KR2019910000350U priority Critical patent/KR950002111Y1/ko
Publication of KR920015948U publication Critical patent/KR920015948U/ko
Application granted granted Critical
Publication of KR950002111Y1 publication Critical patent/KR950002111Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • 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)
  • Amplifiers (AREA)
KR2019910000350U 1991-01-12 1991-01-12 전화기에서의 수신감도 자동조절회로 KR950002111Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910000350U KR950002111Y1 (ko) 1991-01-12 1991-01-12 전화기에서의 수신감도 자동조절회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910000350U KR950002111Y1 (ko) 1991-01-12 1991-01-12 전화기에서의 수신감도 자동조절회로

Publications (2)

Publication Number Publication Date
KR920015948U true KR920015948U (ko) 1992-08-17
KR950002111Y1 KR950002111Y1 (ko) 1995-03-24

Family

ID=19309658

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910000350U KR950002111Y1 (ko) 1991-01-12 1991-01-12 전화기에서의 수신감도 자동조절회로

Country Status (1)

Country Link
KR (1) KR950002111Y1 (ko)

Also Published As

Publication number Publication date
KR950002111Y1 (ko) 1995-03-24

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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
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Payment date: 19990316

Year of fee payment: 5

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