high-speed communication network
Technical term used in computing and telecommunications for networks capable of fast data transmission.
The development of a new high-speed communication network is progressing.
High-speed communication networks are not yet in place in this area.
ブロードバンド refers to broadband internet access in general, while 高速通信網 emphasizes the network infrastructure itself.
Compound of 高速 (high-speed) + 通信 (communication) + 網 (network). A straightforward modern technical term.