| English | Chinese Taiwan |
| billing frequency | 帳單週期 (The frequency that a billing cycle will be used to create billing invoices for a customer) |
| dual-tone multiple-frequency | 複頻式訊號 (The signaling system used in telephones with touchtone keypads, in which each digit is associated with two specific frequencies) |
| frequency hopping | 跳頻 (The switching of frequencies within a given bandwidth during a point-to-point transmission) |
| radio frequency identification A technology that uses radio frequencies to identify products. An RFID-capable product has an RFID tag that can transmit information, such as serial number, to an RF reader, which converts the information into digital data that can be sent to a computer | 無線頻率識別 (RFID) |
| radio frequency identification sensor | 無線射頻識別感應器 (A type of sensor (such as a proximity sensor) that uses radio frequency identification (RFID) for a numerous purposes, such as identification of physical items, automatic log on, location of people, etc) |
