JPH0344941U - - Google Patents

Info

Publication number
JPH0344941U
JPH0344941U JP1989103954U JP10395489U JPH0344941U JP H0344941 U JPH0344941 U JP H0344941U JP 1989103954 U JP1989103954 U JP 1989103954U JP 10395489 U JP10395489 U JP 10395489U JP H0344941 U JPH0344941 U JP H0344941U
Authority
JP
Japan
Prior art keywords
output
fine adjustment
digital data
communication frequency
zero
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
JP1989103954U
Other languages
English (en)
Other versions
JPH0526839Y2 (ja
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 JP1989103954U priority Critical patent/JPH0526839Y2/ja
Publication of JPH0344941U publication Critical patent/JPH0344941U/ja
Application granted granted Critical
Publication of JPH0526839Y2 publication Critical patent/JPH0526839Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Transceivers (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図はこの考案の一実施例の作用の説
明に供する特性図。 1……クラリフアイヤ可変抵抗、2……A/D
変換器、3……マイクロコンピユータ、3−1
…データ演算手段、3−2……零領域判別手段、
−3……PLLデータ処理手段、4……PLL
回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 無線通信機における通信周波数微調整装置であ
    つて、微調整操作量指示手段と、微調整操作量指
    示手段からの出力をデジタルデータに変換するA
    /D変換手段と、A/D変換手段からの出力デジ
    タルデータが所定範囲以内のとき周波数微調整量
    を零とする出力を発生し、かつ前記所定範囲外の
    ときA/D変換手段からの出力デジタルデータに
    対応した周波数微調整量とする出力を発生する零
    範囲拡大手段と、零範囲拡大手段の出力を受けて
    通信周波数を微調整される通信周波数発振手段と
    を備えたことを特徴とする通信周波数微調整装置
JP1989103954U 1989-09-06 1989-09-06 Expired - Lifetime JPH0526839Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989103954U JPH0526839Y2 (ja) 1989-09-06 1989-09-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989103954U JPH0526839Y2 (ja) 1989-09-06 1989-09-06

Publications (2)

Publication Number Publication Date
JPH0344941U true JPH0344941U (ja) 1991-04-25
JPH0526839Y2 JPH0526839Y2 (ja) 1993-07-07

Family

ID=31652767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989103954U Expired - Lifetime JPH0526839Y2 (ja) 1989-09-06 1989-09-06

Country Status (1)

Country Link
JP (1) JPH0526839Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6237443U (ja) * 1985-08-23 1987-03-05
JPS63192731U (ja) * 1987-05-30 1988-12-12

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6237443U (ja) * 1985-08-23 1987-03-05
JPS63192731U (ja) * 1987-05-30 1988-12-12

Also Published As

Publication number Publication date
JPH0526839Y2 (ja) 1993-07-07

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