Title :
20G-400M Digital Radio-Relay System
Author :
Kohiyama, Kenji ; Yamamoto, Heiichi ; Nakamura, Yoshio
Author_Institution :
Yokosuka Electr. Commun. Lab., Nippon Telegraph & Telephone Public Corp., Yokosuka, Japan
Abstract :
A 20-GHz high-speed digital radio-relay system, with 400-Mb/s transmission capacity, is under development for long-haul transmission. This paper describes the design and characteristics of this system. Results of field evaluation tests are also presented.
Keywords :
digital radio; high-speed techniques; relays; bit rate 400 Mbit/s; field evaluation tests; frequency 20 GHz; high-speed digital radio-relay system; long-haul transmission; transmission capacity; Circuits; Demodulation; Detectors; Diodes; Filters; Local oscillators; Phase locked loops; Pulse amplifiers; Radio frequency; Repeaters;
Conference_Titel :
Microwave Symposium, 1975 IEEE-MTT-S International
Conference_Location :
Palo Alton, CA
DOI :
10.1109/MWSYM.1975.1123337
