1 TETRA Parameter Project 25 TETRA1 IDRA DIMRS TETRAPOL EDACS FHMA CDMA-PAMR enhanced data GoTa service Traffic channel structure (continued): N/A Rate tbd N/A Half rate codec N/A N/A As in TETRA1 14.4,7.2,3.6,1.8 Alternative rate tbd – CRC speech 8.0 Q Bit rate 6.7 – (kbit/s) VSELP (3:1) N/A Defined 7.2 – protection Up to 19.2 Up to 4.8/slot None 6.1 Up to 28.8 7.467/slot 4.8 4.8 Coding IP Internet – – 9.6 7.2 9.6 algorithm IP (Internet oriented, protocol IP Internet Yes – Protocol) oriented, Circuit connectionless – protocol mode data (option) Supports IP and (kbit/s) connectionless connectionless other network standard Protected protocols – TCP/IP – Packet mode – data Messaging X.400 Yes Yes Control channel Slot – structure (number information See See of channel channel: 1 5 specifications specifications types): 2 2 1 Primary 5 1 1 TDMA slot As in TETRA1 3 (for Common – Common control downlink control, control channels) – control channel channel: 3 3 slot uplink As in TETRA1 1-7 (for 3 3 2 2 1 access Associated Temporary Associated – – Slow associated, As in TETRA1 control channel control control channels) 2 2 1 1 1 450 bit/s; fast channel: 1 Broadcast 1-7 (for – (Option: 5) associated cycle control channel Dedicated Broadcast control – stealing control channels) Provided channel: 1 Associated – control channel: 1
1 Parameter Project 25 TETRA1 IDRA DIMRS TETRAPOL EDACS FHMA CDMA-PAMR TETRA enhanced data service GoTa Traffic channel structure (continued): – Alternative rate speech – Bit rate (kbit/s) – protection – Coding algorithm – Circuit mode data (kbit/s) – Protected – – Packet mode data N/A 6.1 9.6 IP – Internet protocol Rate tbd Up to 19.2 Up to 28.8 IP (Internet Protocol) N/A Up to 4.8/slot 7.467/slot (option) connectionless 8.0 6.7 VSELP (3:1) 7.2 None connectionless Supports IP and other network protocols Half rate codec tbd 4.8 7.2 Yes N/A N/A IP – Internet protocol Defined 4.8 9.6 connectionless oriented, standard TCP/IP N/A As in TETRA1 14.4,7.2,3.6,1.8 CRC Messaging X.400 Yes Yes Control channel structure (number of channel types): – Common control channel – Associated control channel – Broadcast control channel 2 3 2 2 3 2 1 2 1 (Option: 5) – Slot information channel: 1 – Primary control channel: 3 – Temporary control channel: 1 – Dedicated control channel: 1 – Associated control channel: 1 5 2 1 1 1 1 5 1 TDMA slot downlink control, 3 slot uplink access Slow associated, 450 bit/s; fast associated cycle stealing Provided See specifications As in TETRA1 As in TETRA1 As in TETRA1 See specifications 3 (for Common control channels) 1-7 (for Associated control channels) 1-7 (for Broadcast control channels) Q oriented,
18-15-0052-00-0000-annex-5-to-working-party-5a-chairman-s-report.docx