GA/T 1367-2017 in English

Police digital trunking communication system - Measurement methods for function

1 Scope

This standard specifies the functional measurement environments, functional measurement conditions, air interface function measurement methods, security encryption function measurement methods, system interconnection function measurement methods, and network management measurement methods for police digital trunking (PDT) communication systems.

This standard is applicable to the functional measurement of PDT systems, PDT repeater stations, PDT mobile stations, and other equipment.

2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

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 1058-2013 Police digital trunking communication system - Technical specifications for call control layer of air interface
GA/T 1059-2013 Police digital trunking communication system - Security technical specifications
GA/T 1364-2017 Police digital trunking communication system - Technical specifications for interconnection
GA/T 1365-2017 Police digital trunking communication system - Technical specifications for network management
GA/T 1366-2017 Police digital trunking communication system - Technical specifications for mobile stations

3 Terms, definitions and abbreviations

3.1 Terms and definitions

For the purposes of this document, the terms and definitions given in GA/T 1056-2013, GA/T 1057-2013, GA/T 1058-2013, GA/T 1059-2013, GA/T 1364-2017, GA/T 1365-2017 and GA/T 1366-2017 as well as the following apply.

3.1.1
PDT air interface signaling analysis tool
tool for capturing, parsing, and recording PDT air interface signaling

3.1.2
pSIP protocol analysis tool
tool for capturing, parsing, and recording PDT system interconnection protocols

3.2 Abbreviations

For the purposes of this document, the following abbreviations apply.

AI Air Interface
AIETYPE Air Interface Encryption Type
AuC Authentication Center
CACH Common Announcement Channel
CC Colour Code
CHAN Channel Number
DCS Dispatching Control System
DGNA Dynamic Group Number Assignment
DMO Direct Mode Operation
ESN Equipment Serial Number
FOACSU Full Off Air Call Set-Up
ID Identity
MNMC Ministerial Network Management Center
MS Mobile Station
MSO Mobile Switching Office
NMC Network Management Center
OACSU Off Air Call Set-Up
OTAP Over The Air Programming
PABX Private Automatic Branch Exchange
PDT Police Digital Trunking
PDU Protocol Data Unit
PNMC Provincial Network Management Center
PSTN Public Switched Telephone Network
PTT Push To Talk
REG Registration
RMO Repeater Mode Operation
SIC System Identity Code
SF Service Flag
TMO Trunking Mode Operation
TS Trunking Station
UP User Priority
WT Wait Timeslot

4 Measurement environments

4.1 System measurement environments

When the PDT system serves as the sample under measurement, the measurement environment for air interface functions, security encryption functions, and interconnection functions shall be set up as shown in Figure 1.



Note: The equipment shown in the dashed box is the equipment under measurement.

Figure 1 Schematic diagram for the measurement environment for PDT system equipment

4.2 Measurement environments for system network management

4.2.1 Measurement environment for prefectural network management of the system

To measure the prefectural network management functions, the measurement environment shall be set up as shown in Figure 1.

4.2.2 Measurement environment for provincial network management of the system

To measure the provincial network management functions, the measurement environment shall be set up as shown in Figure 2.



Note: The equipment shown in the dashed box is the equipment under measurement.

Figure 2 Schematic diagram for the measurement environment for
provincial network management functions of PDT system

4.2.3 Measurement environment for ministerial network management of the system

To measure the ministerial network management functions, the measurement environment shall be set up as shown in Figure 3.



Note: The equipment shown in the dashed box is the equipment under measurement.

Figure 3 Schematic diagram for the measurement environment for ministerial network management functions of PDT system

4.3 Measurement environment for mobile station

To measure the air interface functions and security encryption functions of the mobile station, the measurement environment shall be set up as shown in Figure 4.

When measuring the shared packet data function of the mobile station, MSO1 shall enable the shared packet data function. When measuring the dedicated packet data function of the mobile station, MSO1 shall enable the dedicated packet data function.

When measuring the mobile station’s function of pulling satellite-based positioning information, MSO1 shall be configured with a dedicated channel for pulling satellite-based positioning information. When measuring the mobile station’s function of pushing satellite-based positioning information, MSO1 shall be configured with a dedicated channel for pushing satellite-based positioning information.



Note: The equipment shown in the dashed box is the equipment under measurement.

Figure 4 Schematic diagram for the measurement environment
for PDT mobile station equipment

4.4 Measurement environment for repeater station

When the PDT repeater station serves as the sample under measurement, the measurement environment for air interface functions shall be set up as shown in Figure 5.



Note: The equipment shown in the dashed box is the equipment under measurement.

Figure 5 Schematic diagram for the measurement environment
for PDT repeater station equipment

5 Measurement conditions

5.1 General measurement conditions

The general measurement conditions for the equipment are as follows:

——Normal temperature: 15℃~35℃;

——Relative Humidity: 20%~75%;

——Normal voltage: For equipment powered by lead-acid batteries, the normal voltage is 1.1 times the nominal operating voltage; for equipment with other types of power supplies, the normal voltage is the nominal voltage;

——Normal barometric pressure: 86kPa~106kPa.

5.2 Working conditions for measurement

5.2.1 Conditions for samples under measurement

5.2.1.1 General conditions for samples under measurement

The sample under measurement may be either a product submitted by the manufacturer for inspection or a product sampled by the testing department as per regulations. For any submitted or collected sample, the manufacturer shall provide the technical documents required for measurement, as well as various connecting cables, security encryption modules and necessary auxiliary testing devices before measurement can commence. Prior to the start of measurement, information such as hardware models and software versions of the sample under measurement and its main constituent equipment shall be provided.

5.2.2 Measurement equipment conditions

5.2.2.1 System measurement equipment

Foreword I
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Measurement environments
5 Measurement conditions
6 Measurement methods for air interface functions of equipment
7 Measurement methods for security encryption functions of equipment
8 Measurement methods for system interconnection functions
9 Measurement methods for system network management functions
Annex A (Normative) Lists of equipment functions