Translation guide
CDMA is a technical term for a mobile communication standard. In Japanese, it is typically referred to by the English acronym or its full Japanese translation.
Referring to Code Division Multiple Access as a technology
The acronym is widely used in Japanese technical contexts, pronounced as individual letters.
この携帯電話はCDMAに対応しています。
This mobile phone supports CDMA.
The full Japanese translation, used in formal or academic writing.
符号分割多元接続方式は第三世代移動通信システムで採用されました。
Code Division Multiple Access was adopted in third-generation mobile communication systems.