JPS63153612U - - Google Patents

Info

Publication number
JPS63153612U
JPS63153612U JP4559887U JP4559887U JPS63153612U JP S63153612 U JPS63153612 U JP S63153612U JP 4559887 U JP4559887 U JP 4559887U JP 4559887 U JP4559887 U JP 4559887U JP S63153612 U JPS63153612 U JP S63153612U
Authority
JP
Japan
Prior art keywords
noise
detection circuit
input signal
phase
signal level
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.)
Pending
Application number
JP4559887U
Other languages
English (en)
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 filed Critical
Priority to JP4559887U priority Critical patent/JPS63153612U/ja
Publication of JPS63153612U publication Critical patent/JPS63153612U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Noise Elimination (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例のAM位相同期検波
回路のブロツク図である。 1……混合器、2,12……帯域ろ波器、3,
7……位相比較器、4……加算器、5,8……低
域ろ波器、6……可変利得増幅器、9……電圧制
御発振器、10……基準発振器、11……π2移
相器、13……検波器、14……搬送波入力、1
5……受信レベル出力、16……増幅器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 位相同期検波回路に於いて、入力信号付近の雑
    音を通過させる帯域ろ波器とその雑音を検波する
    検波器と検波した雑音レベルを受信入力信号レベ
    ルに加算する加算器を設け、入力の搬送波対雑音
    電力比(C/N)の低下時に、劣化する検波信号
    レベルを補償しダイナミツクレンジを改善するこ
    とを特徴とする位相同期検波回路。
JP4559887U 1987-03-30 1987-03-30 Pending JPS63153612U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4559887U JPS63153612U (ja) 1987-03-30 1987-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4559887U JPS63153612U (ja) 1987-03-30 1987-03-30

Publications (1)

Publication Number Publication Date
JPS63153612U true JPS63153612U (ja) 1988-10-07

Family

ID=30864479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4559887U Pending JPS63153612U (ja) 1987-03-30 1987-03-30

Country Status (1)

Country Link
JP (1) JPS63153612U (ja)

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