Upright position
Encyclopedia
Upright position or erect position, in a frequency-division multiple access
multiplexer, means that a signal is upconverted to the multiplexer band without inverting the frequencies. See inverted position.
Frequency-division multiple access
Frequency Division Multiple Access or FDMA is a channel access method used in multiple-access protocols as a channelization protocol. FDMA gives users an individual allocation of one or several frequency bands, or channels. It is particularly commonplace in satellite communication. FDMA, like...
multiplexer, means that a signal is upconverted to the multiplexer band without inverting the frequencies. See inverted position.
External links
- Standard 1037C : Erect position