GA/T 1366-2017Police digital trunking communication system - technical specifications for mobile stations (English PDF)

3.1 Terms and definitions

For the purpose of this document, terms and definitions given in GA/T 1056-2013 and

GA/T 1059-2013 as well as the following apply.

3.2 Abbreviated terms

For the purpose of this document, abbreviated terms given in GA/T 1056-2013 and

GA/T 1059-2013 as well as the following apply. For ease of use, some abbreviated terms given in GA/T 1056-2013 and GA/T 1059-2013 are repeated below.

4.1 Portable station composition

4.1.1 Portable station host

4.1.1.1 The host of the portable station shall include the following components.

4.1.1.2 The host of the portable station may include the following components.

4.1.2 Portable station accessories

4.1.2.1 The portable station shall include the following accessories.

4.1.2.2 The portable station may include the following accessories.

4.2 Vehicle station composition

4.2.1 Vehicle station host composition

The host of the vehicle station shall include the following components.

4.2.2 Vehicle station accessories

4.2.2.1 The vehicle station shall include the following accessories.

4.2.2.2 The vehicle station may include the following accessories.

5.1 General requirements

5.1.1 Design requirements

The mobile station shall be designed following the principles of serialization, standardization, modularization and downward compatibility, and shall be designed for reliability, maintainability, ease of use, security and electromagnetic compatibility.

Documents guiding users on correct installation, use and daily maintenance shall be provided with the product.

5.1.2 Appearance and mechanical structure

The surface of the mobile platform shall be smooth and flat, and shall not have defects such as cracks, deformation, scratches, burrs, paint peeling, etc. The metal surface shall have anti-rust and anti-corrosion coatings and shall not have rust or other mechanical damage.

5.1.3 Technical specifications

The technical specifications shall comply with the provisions of 4.1.1 of GA/T 1056- 2013.

5.1.4 Speech coding

The mobile station shall support or be compatible with NVOC speech coding. NVOC speech coding realizes speech encoding and decoding based on linear prediction technology and using DBELP (Division-Band Excitation Linear Prediction).

5.1.5 Extended interface

5.1.5.1 Extended interface of portable station

The portable station extended interface shall be provided with SPK, MIC, GPIO, PTT and data interfaces, and shall support the connection of hand or shoulder microphones, earphones and data expansion applications.

5.1.5.2 Extended interface of vehicle station

The vehicle station extended interface shall have SPK, MIC, GPIO, PTT and data interfaces, and shall support the connection of audio input, audio output and data expansion applications. The data interface shall support USB or UART communication, without limiting the physical interface form of USB and UART input and output. USB shall support USB slave mode, and the USB interface shall be compatible with USB2.0 related regulations. The UART interface specifications shall comply with the provisions of Table 2.

The vehicle station front panel interface shall be able to connect to the data cable.

5.1.6 Screen

Machines provided with screens shall be able to display Chinese short messages. The screen display shall include the following information.

5.1.7 Buttons

5.1.7.1 Basic buttons

The portable station shall have the following buttons.

5.1.8 General prompt tone

The prompt tone of the mobile station shall be able to distinguish the following working states.

5.1.9 Security status prompt tone

The mobile station shall have the following security status prompt tone.

5.1.10 Indicator light

Indication of transmit status shall be supported.

5.1.11 Satellite location

Beidou location shall be supported.

5.5 mm, which is GND.

A flexible adaptable charger base can be selected. The structural design of this base shall be able to adapt to batteries and hosts of different structures and shall have charging protection function. The floating charge voltage of the charger for the battery shall be 8.4 V.

5.1.15 Antenna

The recommended connector for the portable station antenna is an externally threaded

SMA jack connector.

The recommended connector for the vehicle station antenna is a BNC pin connector.

5.2 Functional requirements

5.2.1 Basic functional requirements

Basic functions shall comply with the provisions of 5.2 in GA/T 1056-2013.

5.2.2 Extended functional requirements

5.3 Performance requirements

5.3.1 Electrical performance requirements

Electrical performance requirements shall comply with relevant requirements in 5.4 of

GA/T 1255-2016.

5.4 Requirements for electromagnetic compatibility

Shall comply with relevant requirements in 5.3 of GA/T 1255-2016.

5.5 Requirements for environmental adaptability

Shall comply with relevant requirements in 5.5 of GA/T 1255-2016.

5.6 Durability requirements

The life of the PTT button shall be no less than 400 000 times.

7.1 Wired configuration

The mobile station shall support the programming computer software to configure internal parameters through the data cable. The names of the programming computer software configuration items shall be clear and unambiguous. The recommended naming method is shown in Appendix C.

7.2 Over the air programming

7.2.1 General

Over the air programming is the system remotely configuring/querying the parameters of the mobile station through wireless means, which shall be able to support parameter modification of basic services.

7.2.2 Service support

The following functions shall be supported for mobile station over the air programming.

7.2.3 Over the air process

7.2.3.1 Parameter configuration process

The parameter configuration service process is as follows.

7.2.4 Configuration parameters

7.2.4.1 Over the air programming data format

The general bearer format of over the air programming data shall consist of protocol version, service type, payload length and effective load, and its composition shall be as shown in Figure 10.The content shall consist of MFID, service parameters and service data. Service data is divided into.

8.1 Basic rules and symbol conventions

8.1.1 General

The peripheral equipment interface protocol is based on the AT command format. Refer to Appendix F for the service process flow.

8.1.2 Basic rules

The peripheral equipment interface protocol shall comply with the following basic rules.

8.1.3 Symbol conventions

The peripheral equipment interface protocol shall comply with the following symbol conventions.

8.2 Basic command syntax

8.2.1 Test connection

The test connection command has the following syntax.

8.2.2 Set command echo switch

The set command echo switch has the following syntax.

8.2.3 Set reply code suppression

The set reply code suppression command has the following syntax.

8.2.4 Obtaining manufacturer information

The command to obtain manufacturer information has the following syntax format.

8.2.5 Obtaining model information

The command to obtain model information has the following syntax format.

8.2.6 Obtaining software version information

The command to obtain software version information has the following syntax format.

8.2.7 Setting/reading interface Baud rate

The command to set/read the interface Baud rate has the following syntax.

8.2.8 Obtaining battery level

The command to obtain battery level has the following syntax.

8.2.9 Query information

The query information command has the following syntax format.

8.3 Call command

9.1 Marking

The packaging box shall have the following markings.

9.2 Packaging

The marking on the packaging box shall match the product model, and the packaging box shall not have defects such as damage, deformation, and moisture.

The product shall be placed properly in the packaging box, and the product, accessories, cushioning, etc. shall be placed in the correct position. There shall be no foreign objects in the box.

9.3 Transportation

Mobile station equipment packed into boxes shall be able to withstand transportation by motor vehicles, airplanes, ships, etc.

9.4 Storage

The packaged mobile station equipment shall be stored in a warehouse with a temperature of -10 �� ~ 40 �� and a humidity not exceeding 90%. The warehouse shall be clean and ventilated.

......