JPS5856540A - 着信信号レベル検出回路 - Google Patents

着信信号レベル検出回路

Info

Publication number
JPS5856540A
JPS5856540A JP56154604A JP15460481A JPS5856540A JP S5856540 A JPS5856540 A JP S5856540A JP 56154604 A JP56154604 A JP 56154604A JP 15460481 A JP15460481 A JP 15460481A JP S5856540 A JPS5856540 A JP S5856540A
Authority
JP
Japan
Prior art keywords
signal
circuit
amplifier
incoming signal
output
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP56154604A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6233778B2 (enrdf_load_stackoverflow
Inventor
Isao Nakazawa
中沢　勇夫
Masaharu Akutsu
阿久津　正治
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56154604A priority Critical patent/JPS5856540A/ja
Publication of JPS5856540A publication Critical patent/JPS5856540A/ja
Publication of JPS6233778B2 publication Critical patent/JPS6233778B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
JP56154604A 1981-09-29 1981-09-29 着信信号レベル検出回路 Granted JPS5856540A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56154604A JPS5856540A (ja) 1981-09-29 1981-09-29 着信信号レベル検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56154604A JPS5856540A (ja) 1981-09-29 1981-09-29 着信信号レベル検出回路

Publications (2)

Publication Number Publication Date
JPS5856540A true JPS5856540A (ja) 1983-04-04
JPS6233778B2 JPS6233778B2 (enrdf_load_stackoverflow) 1987-07-22

Family

ID=15587807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56154604A Granted JPS5856540A (ja) 1981-09-29 1981-09-29 着信信号レベル検出回路

Country Status (1)

Country Link
JP (1) JPS5856540A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008258738A (ja) * 2007-04-02 2008-10-23 Mitsubishi Electric Corp 検波対数増幅器
CN105182062A (zh) * 2015-10-22 2015-12-23 江苏绿扬电子仪器集团有限公司 一种高精度宽带宽交流毫伏表

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008258738A (ja) * 2007-04-02 2008-10-23 Mitsubishi Electric Corp 検波対数増幅器
CN105182062A (zh) * 2015-10-22 2015-12-23 江苏绿扬电子仪器集团有限公司 一种高精度宽带宽交流毫伏表

Also Published As

Publication number Publication date
JPS6233778B2 (enrdf_load_stackoverflow) 1987-07-22

Similar Documents

Publication Publication Date Title
KR970013825A (ko) 송신될 신호의 이득을 조정하는 송신장치 및 방법과, 수신신호의 이득을 조정하는 수신장치 및 방법(transmitting apparatus and method of adjusting gain of signal to be transmitted, and receiving apparatus and method of adjusting gain of received signal)
US4742565A (en) Radio receiver with field intensity detector
KR910004058B1 (ko) 확성 전화기
JPS5856540A (ja) 着信信号レベル検出回路
EP0687080B1 (en) Receive signal level detection system
EP0939486A3 (en) Filter circuit
JP3456202B2 (ja) 受信レベルモニタ回路
JP2001007654A (ja) 信号強度検出装置
JPH02230896A (ja) 音響信号入力装置
JP3152563B2 (ja) 自動利得制御回路
JPH03108817A (ja) 送信出力制御装置
US6236846B1 (en) Wireless receiver having improved intelligibility of reception signals, and reception method therefor
JPH04222124A (ja) 同相合成回路
US5030198A (en) Adaptive transmission line stage in an analog electronic cochlea
KR0135764Y1 (ko) 안테나 정합상태 감시장치
JPH01302908A (ja) 利得制御回路
JP2001211125A (ja) 検波回路
JPS6121683Y2 (enrdf_load_stackoverflow)
JPS6218981Y2 (enrdf_load_stackoverflow)
JPH044626A (ja) テレビセンサの局発洩れ信号検出方法
JPH11340763A (ja) 利得制御回路
JPH0573576U (ja) アンテナ監視装置
JPH088540B2 (ja) マルチキャリア制御装置
JPH06350468A (ja) Ｒｓｓｉ出力回路
JPH04804A (ja) アダプティブアレイアンテナ装置