JPS6437145U - - Google Patents

Info

Publication number
JPS6437145U
JPS6437145U JP1987131384U JP13138487U JPS6437145U JP S6437145 U JPS6437145 U JP S6437145U JP 1987131384 U JP1987131384 U JP 1987131384U JP 13138487 U JP13138487 U JP 13138487U JP S6437145 U JPS6437145 U JP S6437145U
Authority
JP
Japan
Prior art keywords
frequency
demultiplexing filter
transmitting
duplexer
transmitter
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
JP1987131384U
Other languages
Japanese (ja)
Other versions
JPH0526844Y2 (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 JP1987131384U priority Critical patent/JPH0526844Y2/ja
Publication of JPS6437145U publication Critical patent/JPS6437145U/ja
Application granted granted Critical
Publication of JPH0526844Y2 publication Critical patent/JPH0526844Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Transceivers (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Description

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

第１図は本考案が特徴とする受信分波用ろ波器
のブロツク図、第２図は本考案の受信分波用ろ波
器を用いた送受信装置のブロツク図、第３図は従
来の折返し試験器を用いる送受信装置のブロツク
図、第４図は従来の折返し試験器のブロツク図で
ある。 １，２……送信機、３，４……受信機、５，５
Ａ……分波器、１１……送受共用器、１２〜１５
……サーキユレータ、１６，１７……終端器、１
８，１９……送信分波用ろ波器、２０，２１……
本考案の受信分波用ろ波器、２２，２３……受信
分波用ろ波器、２４……帯域通過ろ波器、２５…
…結合器、２６……周波数混合器、２７……整合
回路、３１……周波数混合器、３２，３３……抵
抗減衰器、３４……帯域通過ろ波器、３５……発
振器、Ａ……入力端子、Ｂ……出力端子、Ｃ……
送信信号電力入力端子、Ｄ……差周波数信号電力
入力端子、ａ……入出力端子、ｂ〜ｅ……接続端
子、ｆ……電力入力端子、ｇ……電力出力端子。 Fig. 1 is a block diagram of a receiving demultiplexing filter which is a feature of the present invention, Fig. 2 is a block diagram of a transmitting/receiving device using the receiving demultiplexing filter of the present invention, and Fig. 3 is a block diagram of a conventional receiving demultiplexing filter. FIG. 4 is a block diagram of a conventional folding tester. 1, 2...Transmitter, 3, 4...Receiver, 5,5
A... Duplexer, 11... Transmitter/receiver duplexer, 12-15
...Circulator, 16, 17...Terminator, 1
8, 19...Transmission demultiplexing filter, 20, 21...
Reception demultiplexing filter of the present invention, 22, 23... Reception demultiplexing filter, 24... Bandpass filter, 25...
...Coupler, 26 ... Frequency mixer, 27 ... Matching circuit, 31 ... Frequency mixer, 32, 33 ... Resistance attenuator, 34 ... Bandpass filter, 35 ... Oscillator, A ... Input terminal, B... Output terminal, C...
Transmission signal power input terminal, D...Difference frequency signal power input terminal, a...Input/output terminal, b-e...Connection terminal, f...Power input terminal, g...Power output terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 送信機と受信機を分波器で接続した送受信装置
において、前記分波器に設けた受信分波用ろ波器
を、主伝送路と結合する結合器と、送信機からの
送信信号電力と送信周波数及び受信周波数との差
の周波数を有する信号電力を混合して受信周波数
を得るための周波数混合器と、この周波数混合器
と前記差周波数電力との整合をとる整合回路とで
構成したことを特徴とする送受信装置の受信分波
用ろ波器。 In a transmitting/receiving device in which a transmitter and a receiver are connected by a duplexer, a receive demultiplexing filter provided in the duplexer is connected to a coupler that couples the received demultiplexing filter with the main transmission path, and a transmitting signal power from the transmitter. Consisting of a frequency mixer for obtaining a reception frequency by mixing signal power having a frequency difference between a transmission frequency and a reception frequency, and a matching circuit for matching this frequency mixer and the difference frequency power. A receiving demultiplexing filter for a transmitting/receiving device, characterized by:
JP1987131384U 1987-08-31 1987-08-31 Expired - Lifetime JPH0526844Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987131384U JPH0526844Y2 (en) 1987-08-31 1987-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987131384U JPH0526844Y2 (en) 1987-08-31 1987-08-31

Publications (2)

Publication Number Publication Date
JPS6437145U true JPS6437145U (en) 1989-03-06
JPH0526844Y2 JPH0526844Y2 (en) 1993-07-07

Family

ID=31387399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987131384U Expired - Lifetime JPH0526844Y2 (en) 1987-08-31 1987-08-31

Country Status (1)

Country Link
JP (1) JPH0526844Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366109A (en) * 1976-11-25 1978-06-13 Nec Corp Folding testing set

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366109A (en) * 1976-11-25 1978-06-13 Nec Corp Folding testing set

Also Published As

Publication number Publication date
JPH0526844Y2 (en) 1993-07-07

Similar Documents

Publication Publication Date Title
JPS5896351U (en) antenna sharing device
JPH0548491A (en) Wireless transmission system
JPH0282144U (en)
JPH0316747U (en)
JPS6378450U (en)
JPH0526844Y2 (en)
JPS647445U (en)
JPH033856U (en)
JPH03109450U (en)
JPH0745028Y2 (en) Turnout for radio tester
JPS63191701U (en)
JPS61187136U (en)
JPS5924204Y2 (en) wireless communication device
JPH03117911U (en)
JPS5853780Y2 (en) wireless communication device
JPH02108445U (en)
JPS6275656U (en)
JPS5828548B2 (en) Micro-Hatouchi
JPS59157347U (en) Transmitting/receiving device
JPH0350583U (en)
JPH01278132A (en) Transmitter-receiver for satellite communication
JPS61140610U (en)
JPH0425341U (en)
JPS5857112U (en) high frequency delay device
JPS59109970U (en) Pulse radar device