…The development of international communications after the war was remarkable, and after the heyday of shortwave communications, we entered the era of broadband transmission. In 1956, the first transatlantic submarine coaxial cable was laid between the UK and the US, making it possible to transmit telephone messages by cable. In 1964, a submarine coaxial cable was opened between Japan and the US, proving to be invaluable in the reporting and communication of the Tokyo Olympics. … *Some of the terminology used to refer to "submarine coaxial cable" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…大戦後の国際通信の発展は目覚ましく,短波通信の全盛期を経て,広帯域伝送時代を迎えた。56年には,最初の大西洋横断海底同軸ケーブルが英米間に敷設され,ケーブルによる電話伝送が可能となった。日米間には64年に海底同軸ケーブルが開通し,東京オリンピックの報道通信に威力を発揮した。… ※「海底同軸ケーブル」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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