This standard specifies the contents of call control layer of air interface in police digital trunking communication system.
This standard is applicable to design, manufacture and acceptance of police digital trunking communication system.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GA/T 1056-2013 Police Digital Trunking Communication System - General Technical Specifications
GA/T 1057-2013 Police Digital Trunking Communication System - Technical Specifications for Physical Layer and Data Link Layer of Air Interface
GA/T 1059-2013 Police Digital Trunking Communication System - Security Technical Specifications
3 Terminologies, Definitions and Abbreviations
3.1 Terminologies and Definitions
For the purposes of this document, the terminologies and definitions defined in GA/T 1056-2013, GA/T 1057-2013 and GA/T 1059-2013 as well as the following ones apply.
3.1.1
Power-save-frame
The basic timing unit which contains 16 time slots (480ms) and is used for waking-up the dormant mobile station.
3.1.2
Dedicated control channel
The control channel which cannot be switched to service channel or other channel types.
3.1.3
Composite control channel
The control channel which may be temporarily switched to and used as service channel.
3.1.4
Received signal strength indication (RSSI)
The root mean square value (rms) of signal power received by receiver at the location of antenna.
3.1.5
Alias
The mnemonic name defined for number, channel and the like for the convenience of being remembered by users.
3.1.6
Partition
The information element used for partitioning the mobile station on a trunking station which has trunking station control channel (TSCC).
3.1.7
Inter TS
The execution of operation is completed between two or among multiple base stations.
3.1.8
Inter network
The execution of operation is completed between two or among multiple networks.
3.1.9
Extended address
The source address or target address of an equipment other than mobile station equipment.
3.1.10
Multi-part call set-up
