System using radio-frequency, infrared, microwave, or other types of electromagnetic or acoustic waves in place of wires, cables, or fibre optics to transmit signals or data. Wireless devices include cell phones, two-way radios, remote garage-door openers, television remote controls, and GPS receivers (see Global Positioning System). Wireless modems, microwave transmitters, and satellites make it possible to access the Internet from anywhere in the world. A Wireless Markup Language (WML) based on XML is intended for use in such narrow-band devices as cellular phones and pagers for the transfer and display of text.
This entry comes from Encyclopædia Britannica Concise.
For the full entry on wireless communications, visit Britannica.com.
Seen & Heard
What made you look up wireless communications? Please tell us what you were reading, watching or discussing that led you here.