JPH01108620U - - Google Patents

Info

Publication number
JPH01108620U
JPH01108620U JP400788U JP400788U JPH01108620U JP H01108620 U JPH01108620 U JP H01108620U JP 400788 U JP400788 U JP 400788U JP 400788 U JP400788 U JP 400788U JP H01108620 U JPH01108620 U JP H01108620U
Authority
JP
Japan
Prior art keywords
viterbi decoder
control device
demodulator
mixer
detection circuit
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
JP400788U
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 JP400788U priority Critical patent/JPH01108620U/ja
Publication of JPH01108620U publication Critical patent/JPH01108620U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の一実施例による自動周波数
制御装置を示すブロツク図、第2図は従来の自動
周波数制御装置を示すブロツク図である。図にお
いて、1はミキサ、2は電圧制御発振器、8は復
調器、9はビタビ復号器、10は周波数誤差検出
回路を示す。なお、図中、同一符号は同一、又は
相当部分を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. ミキサと、復調器と、ビタビ復号器と、ビタビ
    復号器より出力される擬似誤りパルスを入力とす
    る周波数誤差検出回路と、電圧制御発振器とを備
    えたことを特徴とする自動周波数制御装置。
JP400788U 1988-01-14 1988-01-14 Pending JPH01108620U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP400788U JPH01108620U (ja) 1988-01-14 1988-01-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP400788U JPH01108620U (ja) 1988-01-14 1988-01-14

Publications (1)

Publication Number Publication Date
JPH01108620U true JPH01108620U (ja) 1989-07-24

Family

ID=31206137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP400788U Pending JPH01108620U (ja) 1988-01-14 1988-01-14

Country Status (1)

Country Link
JP (1) JPH01108620U (ja)

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