JPS59108360U - transceiver - Google Patents

transceiver

Info

Publication number
JPS59108360U
JPS59108360U JP1983000823U JP82383U JPS59108360U JP S59108360 U JPS59108360 U JP S59108360U JP 1983000823 U JP1983000823 U JP 1983000823U JP 82383 U JP82383 U JP 82383U JP S59108360 U JPS59108360 U JP S59108360U
Authority
JP
Japan
Prior art keywords
local oscillators
transmitter
transceiver
frequency
receiver
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
JP1983000823U
Other languages
Japanese (ja)
Inventor
芝田　泉
Original Assignee
株式会社ケンウッド
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 株式会社ケンウッド filed Critical 株式会社ケンウッド
Priority to JP1983000823U priority Critical patent/JPS59108360U/en
Publication of JPS59108360U publication Critical patent/JPS59108360U/en
Pending legal-status Critical Current

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Landscapes

  • Transceivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication 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) [Abstract] 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 the drawing]

図面は本考案に係る送受信機の実施例を示し、第１図は
全体のブロック図、第２図は切換回路の構成例を示す回
路図である。 １：受信回路、２：受信回路内のミキサー、３：送信回
路、４：送信回路内のミキサー、６，７：局部発振器、
８：切換回路、Ｓ□、Ｓ２．Ｓ３：スイッチ。The drawings show an embodiment of a transmitter/receiver according to the present invention, FIG. 1 is an overall block diagram, and FIG. 2 is a circuit diagram showing an example of the configuration of a switching circuit. 1: Receiving circuit, 2: Mixer in the receiving circuit, 3: Transmitting circuit, 4: Mixer in the transmitting circuit, 6, 7: Local oscillator,
8: Switching circuit, S□, S2. S3: Switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 送信周波数又は受信周波数を制御できる２つの局部発振
器を備えている送受信機であって、上記送受信機の受信
時において、上記２つの局部発振器を変調信号の最高周
波数の２倍以上の速さで切−り換えるための切換回路を
備え、上記２つの局部発振器により制御された２種の異
なる受信周波数を同時に傍受できるように構成されてい
ることを特徴とする送受信機。A transmitter/receiver equipped with two local oscillators capable of controlling a transmitting frequency or a receiving frequency, wherein the two local oscillators are switched off at a speed of at least twice the highest frequency of a modulated signal during reception by the transmitter/receiver. - A transceiver comprising a switching circuit for switching, and configured to be able to simultaneously intercept two different reception frequencies controlled by the two local oscillators.
JP1983000823U 1983-01-10 1983-01-10 transceiver Pending JPS59108360U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983000823U JPS59108360U (en) 1983-01-10 1983-01-10 transceiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983000823U JPS59108360U (en) 1983-01-10 1983-01-10 transceiver

Publications (1)

Publication Number Publication Date
JPS59108360U true JPS59108360U (en) 1984-07-21

Family

ID=30132563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983000823U Pending JPS59108360U (en) 1983-01-10 1983-01-10 transceiver

Country Status (1)

Country Link
JP (1) JPS59108360U (en)

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