DECT TDMA Frame Structure

1 DECT frame=24 TS(12 duplex channel)=10ms

FP to PP

PP to FP

480 bits in TS

388 Data bits

(D-field)

Guard bits

syn. 32 bits

(S-field)

388 Payload

320 bits channel

B-field

4 Parity

bits (X-field)

bits

40 data bits

16 bits

CRC

8 bits

Header

A-field : Signaling

B-field : User data

X-field : Parity check

Z-field(optional) : copy of X-field used for error detection

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

A-field

Guard bits

H-field

T-field

R-field

bits