JPS59149746U - wireless relay device - Google Patents

wireless relay device

Info

Publication number
JPS59149746U
JPS59149746U JP4209783U JP4209783U JPS59149746U JP S59149746 U JPS59149746 U JP S59149746U JP 4209783 U JP4209783 U JP 4209783U JP 4209783 U JP4209783 U JP 4209783U JP S59149746 U JPS59149746 U JP S59149746U
Authority
JP
Japan
Prior art keywords
frequency
relay device
wireless relay
circuit
oscillator
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
JP4209783U
Other languages
Japanese (ja)
Inventor
修二 佐藤
雄二 石塚
Original Assignee
日立電子株式会社
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 日立電子株式会社 filed Critical 日立電子株式会社
Priority to JP4209783U priority Critical patent/JPS59149746U/en
Publication of JPS59149746U publication Critical patent/JPS59149746U/en
Pending legal-status Critical Current

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  • Radio Relay Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図は本考案の実施例のブロック図である。 ２：受信部、３：送信部、４．５＝電圧制御発振器、６
．７二分周回路、８．９二位相比較回路、１０：基−単
信号発振器。The figure is a block diagram of an embodiment of the present invention. 2: Receiving section, 3: Transmitting section, 4.5 = voltage controlled oscillator, 6
．． 7. Two frequency divider circuit, 8.9 Two phase comparator circuit, 10: Base-single signal oscillator.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）受信部において受信波の周波数を変換し、該変換
した周波数を送信部において再度変換した後送信する、
ヘデログイン方式による無線中継装置において、上記受
信部および送信部において周波数変換に使用される各局
発部の発振波の周波数を、同一の基準発振器の出力によ
って制御し、周波数誤差を相殺するようにしたことを特
徴とする無線中継装置。(1) Converting the frequency of the received wave in the receiving section, converting the converted frequency again in the transmitting section, and then transmitting it.
In a wireless relay device using a hede-login method, the frequency of the oscillation wave of each local oscillator used for frequency conversion in the receiving section and the transmitting section is controlled by the output of the same reference oscillator, and frequency errors are canceled out. A wireless relay device characterized by: （２）実用新案登録請求の範囲第１項において、上記各
局部発振波を発生する回路は、電圧制御発振器と、該発
振器の出力周波数を分周する回路と、該回路のの出力と
上記基準発振器の出力の位相比較を行ない位相差を電圧
とし２て上記電圧制御発振器に加える位相比較回路とか
ら構成されることを特徴とする無線中継装置。(2) Utility Model Registration Scope of Claims In claim 1, the circuit that generates each of the above local oscillation waves includes a voltage controlled oscillator, a circuit that divides the output frequency of the oscillator, the output of the circuit, and the above-mentioned standard. A wireless relay device comprising: a phase comparison circuit that compares the phases of the outputs of the oscillators, converts the phase difference into a voltage, and applies the voltage to the voltage controlled oscillator.
JP4209783U 1983-03-25 1983-03-25 wireless relay device Pending JPS59149746U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4209783U JPS59149746U (en) 1983-03-25 1983-03-25 wireless relay device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4209783U JPS59149746U (en) 1983-03-25 1983-03-25 wireless relay device

Publications (1)

Publication Number Publication Date
JPS59149746U true JPS59149746U (en) 1984-10-06

Family

ID=30172658

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4209783U Pending JPS59149746U (en) 1983-03-25 1983-03-25 wireless relay device

Country Status (1)

Country Link
JP (1) JPS59149746U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002101032A (en) * 2000-09-21 2002-04-05 Maspro Denkoh Corp Gap filler for ground-wave digital broadcasting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002101032A (en) * 2000-09-21 2002-04-05 Maspro Denkoh Corp Gap filler for ground-wave digital broadcasting
JP4663087B2 (en) * 2000-09-21 2011-03-30 マスプロ電工株式会社 Gap filler for digital terrestrial broadcasting

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