JPH0163241U - - Google Patents

Info

Publication number
JPH0163241U
JPH0163241U JP1987155623U JP15562387U JPH0163241U JP H0163241 U JPH0163241 U JP H0163241U JP 1987155623 U JP1987155623 U JP 1987155623U JP 15562387 U JP15562387 U JP 15562387U JP H0163241 U JPH0163241 U JP H0163241U
Authority
JP
Japan
Prior art keywords
viterbi decoder
code word
input code
correlator
encoder
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
JP1987155623U
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 JP1987155623U priority Critical patent/JPH0163241U/ja
Publication of JPH0163241U publication Critical patent/JPH0163241U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Error Detection And Correction (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の一実施例の構成を示すブロ
ツク図。第2図は符号同期の説明図。第3図は従
来例の構成を示すブロツク図。 1……ビタビ復号器、2……符号器、3……遅
延回路、4……相関器、5……第1の比較器、6
……ラツチ回路、7……第2の比較器。

Claims (1)

    【実用新案登録請求の範囲】
  1. ビタビ復号器で復号された入力符号語を再び符
    号化する符号器と、前記符号器の出力と入力符号
    語との相関値を検出する相関器と、前記相関器に
    より検出した相関値が設定しきい値以下であるこ
    とが複数回続いたことを検知する検知手段とを備
    え、前記検知手段による検知出力により前記ビタ
    ビ復号器で入力符号語を1ビツトづらすようにし
    てなることを特徴とするビタビ復号器における符
    号同期方式。
JP1987155623U 1987-10-13 1987-10-13 Pending JPH0163241U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987155623U JPH0163241U (ja) 1987-10-13 1987-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987155623U JPH0163241U (ja) 1987-10-13 1987-10-13

Publications (1)

Publication Number Publication Date
JPH0163241U true JPH0163241U (ja) 1989-04-24

Family

ID=31433416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987155623U Pending JPH0163241U (ja) 1987-10-13 1987-10-13

Country Status (1)

Country Link
JP (1) JPH0163241U (ja)

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