JPH0533570B2 - - Google Patents

Info

Publication number
JPH0533570B2
JPH0533570B2 JP60062415A JP6241585A JPH0533570B2 JP H0533570 B2 JPH0533570 B2 JP H0533570B2 JP 60062415 A JP60062415 A JP 60062415A JP 6241585 A JP6241585 A JP 6241585A JP H0533570 B2 JPH0533570 B2 JP H0533570B2
Authority
JP
Japan
Prior art keywords
frequency
interference
modulated wave
transmission
port
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.)
Expired - Lifetime
Application number
JP60062415A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61220533A (ja
Inventor
Junji Namiki
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP60062415A priority Critical patent/JPS61220533A/ja
Priority to CA000499209A priority patent/CA1235751A/en
Priority to AU52119/86A priority patent/AU574995B2/en
Priority to DE8686100232T priority patent/DE3681798D1/de
Priority to US06/817,380 priority patent/US4701935A/en
Priority to EP86100232A priority patent/EP0187672B1/en
Publication of JPS61220533A publication Critical patent/JPS61220533A/ja
Publication of JPH0533570B2 publication Critical patent/JPH0533570B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15564—Relay station antennae loop interference reduction
    • H04B7/15571—Relay station antennae loop interference reduction by signal isolation, e.g. isolation by frequency or by antenna pattern, or by polarization

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radio Relay Systems (AREA)
JP60062415A 1985-01-09 1985-03-27 一周波中継器 Granted JPS61220533A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP60062415A JPS61220533A (ja) 1985-03-27 1985-03-27 一周波中継器
CA000499209A CA1235751A (en) 1985-01-09 1986-01-08 One frequency repeater for a digital microwave radio system with cancellation of transmitter-to-receiver interference
AU52119/86A AU574995B2 (en) 1985-01-09 1986-01-09 One frequency digital radio repeater
DE8686100232T DE3681798D1 (de) 1985-01-09 1986-01-09 Einfrequenzfunkrelais fuer ein digitales mikrowellenfunksystem mit kompensation der interfrequenz zwischen sender und empfaenger.
US06/817,380 US4701935A (en) 1985-01-09 1986-01-09 One frequency repeater for a digital microwave radio system with cancellation of transmitter-to-receiver interference
EP86100232A EP0187672B1 (en) 1985-01-09 1986-01-09 One frequency repeater for a digital microwave radio system with cancellation of transmitter-to-receiver interference

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60062415A JPS61220533A (ja) 1985-03-27 1985-03-27 一周波中継器

Publications (2)

Publication Number Publication Date
JPS61220533A JPS61220533A (ja) 1986-09-30
JPH0533570B2 true JPH0533570B2 (enrdf_load_stackoverflow) 1993-05-19

Family

ID=13199493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60062415A Granted JPS61220533A (ja) 1985-01-09 1985-03-27 一周波中継器

Country Status (1)

Country Link
JP (1) JPS61220533A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS61220533A (ja) 1986-09-30

Similar Documents

Publication Publication Date Title
EP0187672B1 (en) One frequency repeater for a digital microwave radio system with cancellation of transmitter-to-receiver interference
AU564540B2 (en) Improved isolation method and apparatus for a same frequency repeater
AU702570B2 (en) Self-interference cancellation for two-party relayed communication
US4789993A (en) One frequency repeater for a digital radio system
US4146838A (en) System for detecting by a first pilot and a group of second pilots correlated to the first a frequency and/or phase difference between relayed carriers
JP3632535B2 (ja) ダイバーシチ送受信方法および装置
US6516023B1 (en) System and method of downconversion where the received signal is downconverted
JP2007228057A (ja) 衛星通信システム及び衛星通信用送信局
JPH0533570B2 (enrdf_load_stackoverflow)
EP0457542A2 (en) Transceiver with Doppler correction
JPH0611125B2 (ja) 同一周波数中継方式
JPH0525420B2 (enrdf_load_stackoverflow)
JPH0533571B2 (enrdf_load_stackoverflow)
JPS61220545A (ja) 一周波中継器
JP2600612B2 (ja) 送受信装置
JPH0528550B2 (enrdf_load_stackoverflow)
JP2802089B2 (ja) マイクロ波中継方法
JPS61161058A (ja) 一周波中継器
JPS601787B2 (ja) 無線伝送方式
JPH0795719B2 (ja) 同一周波数中継方式
JPS6277725A (ja) 同一周波数中継方式
JPH0412660B2 (enrdf_load_stackoverflow)
JP2595751B2 (ja) 無線送受信機
JPS6313430A (ja) デイジタル無線通信用中継装置
JPS6096036A (ja) 補助信号伝送方式