RF Specification
Item
Description
Radio Access Method
MultiCarrier TDMA-TDD
Frequency Band
1880 MHz to 1900 MHz
Number of Carriers
10
Carrier Spacing
1728 kHz
Bit Rate
1152 kbps
Carrier Multiplex
TDMA, 24 (Tx12, Rx12) slots per frame
Frame Length
10 ms
Modulation Scheme
GFSK
Roll-off factor=0.5 50 % roll-off in the transmitter
Data Coding for Modulator
Differential Coding
Voice CODEC
32 kbps ADPCM (CCITT G.721)
Transmission Output
Average 10 mW
Peak 250 mW
85
Important Information