wireless communications

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˌwireless communiˈcations noun [plural]  a system of sending and receiving electronic signals that does not use electrical or telephone wires, for example the system used by mobile phones 无线通信

Examples from the Corpus

wireless communications• By managing the directory, VeriSign has data it can use to market wireless communications and other services.From Longman Business Dictionarywireless communicationsˈwireless communiˌcations [plural] TELECOMMUNICATIONScommunications that do not involve passing signals through electrical or telephone wires, for example mobile telephonesa new product that blends wireless communications with portable computing → communication

ˌwireless communiˈcations nounChineseSyllable  

system receiving sending Business of a and Corpus electronic

wireless communications
ˌwireless communiˈcations noun [plural]
a system of sending and receiving electronic signals that does not use electrical or telephone wires, for example the system used by mobile phones