JPS53148313A - Demodulation system of auxiliary line in direct repeating radio unit - Google Patents

Demodulation system of auxiliary line in direct repeating radio unit

Info

Publication number
JPS53148313A
JPS53148313A JP6371177A JP6371177A JPS53148313A JP S53148313 A JPS53148313 A JP S53148313A JP 6371177 A JP6371177 A JP 6371177A JP 6371177 A JP6371177 A JP 6371177A JP S53148313 A JPS53148313 A JP S53148313A
Authority
JP
Japan
Prior art keywords
auxiliary line
radio unit
demodulation system
repeating radio
direct repeating
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
JP6371177A
Other languages
Japanese (ja)
Inventor
Katsuyuki Imamura
Takuro Oguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6371177A priority Critical patent/JPS53148313A/en
Publication of JPS53148313A publication Critical patent/JPS53148313A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/11—Monitoring; Testing of transmitters for calibration
    • H04B17/13—Monitoring; Testing of transmitters for calibration of power amplifiers, e.g. gain or non-linearity

Abstract

PURPOSE:To simply obtain the demodulating signal of auxiliary line, by obtaining the frequency difference of upper and down line from the output of a common use amplifier via a non-linear element.
JP6371177A 1977-05-31 1977-05-31 Demodulation system of auxiliary line in direct repeating radio unit Pending JPS53148313A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6371177A JPS53148313A (en) 1977-05-31 1977-05-31 Demodulation system of auxiliary line in direct repeating radio unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6371177A JPS53148313A (en) 1977-05-31 1977-05-31 Demodulation system of auxiliary line in direct repeating radio unit

Publications (1)

Publication Number Publication Date
JPS53148313A true JPS53148313A (en) 1978-12-23

Family

ID=13237224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6371177A Pending JPS53148313A (en) 1977-05-31 1977-05-31 Demodulation system of auxiliary line in direct repeating radio unit

Country Status (1)

Country Link
JP (1) JPS53148313A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7922309B2 (en) 2007-06-15 2011-04-12 Ricoh Company, Ltd. Ink refill kit capable of efficiently siphoning ink from an ink bottle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7922309B2 (en) 2007-06-15 2011-04-12 Ricoh Company, Ltd. Ink refill kit capable of efficiently siphoning ink from an ink bottle

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