Code-division multiple access - Wikipedia CDMA is an example of multiple access, where several transmitters can send information simultaneously over a single communication channel This allows several users to share a band of frequencies (see bandwidth)
What is CDMA and How Does it Work? - Lifewire CDMA, which stands for Code Division Multiple Access, is a competing cell phone service technology to GSM on older networks that are gradually phasing out In 2010, carriers worldwide switched to LTE, a 4G network that supports simultaneous voice and data use