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MHT4034-2012 English PDF

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MHT4034-2012: Data link and voice compatible automatic terminal information service
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MH/T 4034-2012English379 Add to Cart 4 days [Need to translate] Data link and voice compatible automatic terminal information service Valid MH/T 4034-2012

Standard similar to MHT4034-2012

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Basic data

Standard ID MH/T 4034-2012 (MH/T4034-2012)
Description (Translated English) Data link and voice compatible automatic terminal information service
Sector / Industry Civil Aviation Industry Standard (Recommended)
Word Count Estimation 15,171
Date of Issue 19/1/2012
Date of Implementation 1/5/2012
Issuing agency(ies) Civil Aviation Administration of China

MHT4034-2012: Data link and voice compatible automatic terminal information service

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Data link and voice compatible automatic terminal information service ICS 03.220.50 Civil Aviation Industry Standard of the People's Republic of China Automatic terminal with data link and voice in one Information Broadcasting Service Released on.2012-01-19 2012-05-01 implementation Issued by Civil Aviation Administration of China

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed and interpreted by the Air Traffic Management Bureau of the Civil Aviation Administration of China. This standard was approved by the Aircraft Airworthiness Certification Department of the Civil Aviation Administration of China. This standard is under the jurisdiction of the China Academy of Civil Aviation Science and Technology. Drafting organizations of this standard. Air Traffic Management Bureau of Civil Aviation Administration of China, Civil Aviation Data Communication Co., Ltd., Beijing University of Aeronautics and Astronautics. The main drafters of this standard. Miao Xuan, Kang Nan, Zhang Bin, Zhou Zhigang, Xu Youchen, Zhang Jia, Tang Yeyang, Tan Xijing, Zhu Yanbo, Zhang Jun. Automatic terminal information broadcasting service integrating data link and voice

1 Scope

This standard specifies the core business of implementing automated terminal information communication service (hereinafter referred to as D-ATIS) that integrates data link and voice Process, operation and safety requirements, data types, data formats, interface protocol documents and system network layout related to core business processes General technical requirements. This standard applies to the design, update and inspection of various D-ATIS systems.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 2887 General Specification for Computer Sites GB/T 9361 Computer site safety requirements GB 50173 Code for Design of Computer Room MH/T 4014 Air Traffic Radio Communication Terms MH/T 4016.1 Civil Aviation Meteorology Part 1.Observation and Report MH/T 4016.6 Civil Aviation Meteorology Part 6.Code AEEC 620 data link ground system standard interface description AEEC 622 Air Traffic Service Data Link Application Standard Based on ACARS Ground-to-Air Network AEEC 623 Character-Oriented Air Traffic Services EUROCAE ED-89A Data Link Application System File-ATIS Data Link Service ICAO "International Civil Aviation Convention" Annex 3 "International Aviation Meteorological Services" ICAO "Convention on International Civil Aviation" Annex 10 "Aeronautical Communications" ICAO "Convention on International Civil Aviation" Annex 11 "Aeronautical Information Service" ICAO Doc 4444-ATM/501 "Flight and Air Traffic Services Regulations" ICAO Doc 8400 "ICAO Abbreviations and Codes" ICAO Doc 9694-AN/955 "Application of Air Traffic Services Data Link"

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Aeronautical fixed telecommunication network A worldwide aviation industry for the exchange of telegrams and/or digital data between aviation fixed stations with the same or compatible communication characteristics Fixed circuit system. 3.2 Air/ground data link communication network A system composed of a series of equipment that can be used to realize two-way data communication between aircraft onboard equipment and ground systems. Note. The available ground-to-air data communication network media include VHF, satellite communication, high frequency (HF) communication and mode S data link. 3.3 Air/ground data communication data format The coding format used for data communication between aircraft and ground application systems. 3.4 D-ATIS data link service procedure D-ATIS system realizes the business logic of data link mode service. 3.5 Terminal control area A control area located at the confluence of air traffic service routes near one or several major airports. 3.6 Manual broadcast When D-ATIS and ATIS systems cannot automatically generate service information based on relevant message information, manually input text information or input Voice information forms a way of broadcasting separately or additional terminal information. 3.7 Emergency broadcast When an emergency occurs at the airport, manually stop ATIS voice service and data link service, and use D-ATIS and ATIS systems for important announcements The process of separate and circular broadcast of information. 3.8 Aviation routine weather report Reports of meteorological conditions observed at designated locations at fixed time intervals, including routine weather reports (METAR) and Abbreviation for routine weather report in plain language (MET REPORT). 3.9 Aviation special weather report Between two routine weather reports, the report issued when one or more of the meteorological elements meets the prescribed standards contains special features in the form of codes. Special weather report (SPECI) and abbreviated plain language special weather report (SPECIAL). 3.10 D-ATIS request message request ATIS report The airborne equipment synthesizes a downlink data link message containing ATIS application information. 3.11 D-ATIS reply message ATIS report The D-ATIS system synthesizes an uplink data link message containing ATIS information. 3.12 Flight systems message An uplink data link message containing service information synthesized by the D-ATIS system.

4 Abbreviations

The following abbreviations apply to this document.

5 System function

5.1 General 5.1.1 The D-ATIS system and its scope of application, broadcast frequency, broadcast content, content source, version update and management shall comply with The relevant regulations of civil aviation air traffic management. 5.1.2 The D-ATIS system should meet the requirements of Annex 3 and Annex of ICAO Convention on International Civil Aviation. 5.1.3 The voice service of D-ATIS system should meet the requirements of MH/T 4014. 5.1.4 The D-ATIS system shall broadcast information according to the following content and order according to the three service modes of arrival and departure, arrival and departure. a) Entry and exit service mode. 1) The name of the airport; 2) Code; 3) Observation time; 4) Expected approach method; 5) Use the runway; 6) Runway operation mode, including "independent parallel departure", "independent parallel approach", "related parallel approach", "isolation" Parallel operation", "single runway operation" (if any); 7) Course frequency (if any); 8) Surface wind direction, wind speed and important changes; 9) Visibility and RVR (if any); 10) Current weather phenomena; 11) Clouds lower than 1500 m or lower than the lowest height of the highest sector (whichever is higher), cumulonimbus, when the sky is unknown Vertical visibility; 12) Air temperature; 13) Dew point temperature; 14) QNH; 15) QFE (if required); 16) Transition height, transition high-level (if applicable); 17) Windshear information (if any) within the control area of the airport tower; 18) Interruption in special circumstances (if any); b) Entry service mode. 1) The name of the airport; 2) Code; 3) Observation time; 4) Expected approach method; 5) Main landing runway; 6) Runway operation modes, including "independent parallel approach", "related parallel approach", "isolated parallel operation", "single run" Road operation" (if any); 7) Course frequency (if any); 8) Surface wind direction, wind speed and important changes; 9) Visibility and RVR (if any); 10) Current weather phenomena; 11) Clouds lower than 1500 m or lower than the lowest height of the highest sector (whichever is higher), cumulonimbus, when the sky is unknown Vertical visibility; 12) Air temperature; 13) Dew point temperature; 14) QNH; 15) QFE (if required); 16) Transition height, transition high-level (if applicable); 17) Windshear information (if any) within the control area of the airport tower; 18) Interruption in special circumstances (if any); c) Off-site service mode. 1) The name of the airport; 2) Code; 3) Observation time; 4) Main takeoff runway; 5) Runway operation modes, including "independent parallel departure", "isolated parallel operation", and "single runway operation" (if any); 6) Surface wind direction, wind speed and important changes; 7) Visibility and RVR (if any); 8) Current weather phenomena; 9) Clouds below 1500 m or below the lowest height of the highest sector (whichever is higher), cumulonimbus clouds, and when the sky is unknown Vertical visibility 10) Air temperature; 11) Dew point temperature; 12) QNH; 13) QFE (if required); 14) Transition height, transition high (if applicable); 15) Windshear information (if any) within the control area of the airport tower; 16) Interruption in special circumstances (if any). 5.1.5 The D-ATIS system shall have the functions of single frequency (in and out mode) and frequency division (in and out mode) services. 5.1.6 The D-ATIS data link service process shall comply with the relevant regulations of EUROCAE ED-89A and related AIP/AIC. 5.1.7 The ground-to-air data communication format related to D-ATIS service information that the D-ATIS system interacts with the ground-to-air data link communication network should conform to Related requirements of AEEC 620, AEEC 622, AEEC 623. 5.1.8 The D-ATIS system shall comply with the relevant requirements of Annex 10 of the ICAO Convention on International Civil Aviation, and shall be capable of connecting to the AFTN network and The function of receiving information. 5.1.9 The D-ATIS system shall be equipped with automatic processing from the AFTN network or the special meteorological network according to the service needs of the airport, and comply with MH/T The ability of routine weather report and special weather report required by 4016.6 or MH/T 4016.1. 5.1.10 The D-ATIS system shall establish a stable, reliable and monitorable connection with the AFTN network or the special meteorological network. 5.1.11 The D-ATIS system shall establish a stable, reliable and monitorable connection with the ground-air data link communication network. 5.1.12 The D-ATIS system shall have the ability to release ATIS information to external systems in real time, completely and accurately through an open interface. 5.1.13 The D-ATIS system should keep UTC time accurate and have an automatic time calibration function. 5.1.14 The application software of the D-ATIS system should be relatively independent of the hardware equipment. 5.1.15 The D-ATIS system shall comply with the relevant confidentiality requirements of the country and the civil aviation industry, using network systems, database systems and applications The system’s security mechanism is set to deny unauthorized users from entering the system and unauthorized operations by legal users to avoid damage to the system and prevent data (packet (Including system data and business data) is stolen, deleted or tampered with. 5.1.16 The D-ATIS system shall have the function of improving the ATIS release mode of departure, arrival and departure according to the needs of on-site operation. 5.1.17 The D-ATIS system shall have perfect manual interrupt and emergency broadcast functions. 5.1.18 The D-ATIS system should use Chinese and English to broadcast continuously and cyclically during the voice service process, and when conditions permit Broadcast in Chinese and English in frequency division. 5.1.19 The D-ATIS system shall have the functions of audition and release confirmation of the service content before release. 5.1.20 The D-ATIS system should have a check and prompt function for the information entered by the controller. 5.1.21 The D-ATIS system shall have a configurable version expiration time setting function in a period of time. After the released ATIS version expires, it shall be established It is an alarm, prompting the controller to release a new ATIS version. 5.1.22 The D-ATIS system shall have the function of automatically converting excessive heights according to QNH. 5.1.23 The D-ATIS system shall have a complete information query function, covering all kinds of information generated in the service process. 5.1.24 The D-ATIS system shall have the ability to save regular historical business data through system configuration parameters. 5.1.25 The D-ATIS system shall have a complete log record function. 5.1.26 The interface language used by the controller in the D-ATIS system should be simplified Chinese. 5.1.27 The D-ATIS system shall have a fault self-detection function. 5.1.28 The D-ATIS system shall have the function of automatic backup of core data. 5.2 Service process and related requirements 5.2.1 Basic requirements 5.2.1.1 When the D-ATIS system releases new broadcast content, it should automatically change the broadcast version code. Should not appear in consecutive different broadcasts Contents using the same broadcast version code. 5.2.1.2 In the D-ATIS system, the content of the information released through the data link mode and the information released through the voice mode should remain the same. To. When consistency cannot be ensured, the data link mode service should be automatically suspended. 5.2.1.3 The D-ATIS system shall automatically update the broadcast content and version code immediately after receiving the routine weather report in the standard format. 5.2.1.4 The D-ATIS system shall process the special weather report in accordance with the standard format according to the rules formulated by the user. 5.2.2 Service Scope 5.2.2.1 The coverage of D-ATIS voice service mode should meet the service needs of the airport. 5.2.2.2 The coverage area of D-ATIS data link service mode is the coverage area of DSP, which is at least larger than the terminal control area. 5.2.3 Service 5.2.3.1 Service Type 5.2.3.1.1 The D-ATIS data link model is divided into two types. single service and contract service. 5.2.3.1.2 The single service of D-ATIS data link mode is. the flight crew sends a D-ATIS request message once, and the D-ATIS system sends a single reply Reply the service mode of D-ATIS reply message. According to the single request of D-ATIS data link mode, it is divided into entry and exit modes. --Type A. A single service request in the D-ATIS data link mode of Arrival; --D category. Departure D-ATIS data link mode single service request. 5.2.3.1.3 The D-ATIS data link mode contract service is. the flight crew sends a D-ATIS contract service request to establish a contract service, D-ATIS The system responds to the service mode of the arrival D-ATIS reply message in real time in T1 (see 5.2.3.2), and the flight crew can send the D-ATIS contract end Stop the request and terminate the contract service. 5.2.3.2 Service Process 5.2.3.2.1 The single service process of D-ATIS data link service mode is shown in Figure 1. 5.2.3.2.2 The contract service process of D-ATIS data link service mode is shown in Figure 2.

6 Operational and safety requirements

6.1 Basic requirements 6.1.1 Performance requirements 6.1.1.1 The performance of D-ATIS data link mode shall meet the requirements of EUROCAE ED-89A. 6.1.1.2 The receiving time of a single meteorological message in the D-ATIS system should be less than 1 s. 6.1.1.3 The processing time of a single meteorological message in the D-ATIS system should be less than 1 s. 6.1.1.4 The time from receiving the weather message to broadcasting the D-ATIS system should be less than 5 s. 6.1.1.5 The Chinese broadcast rate of D-ATIS system should be 140~200 words per minute. 6.1.1.6 The English broadcast rate of D-ATIS system should be 100~160 words per minute. 6.1.1.7 The D-ATIS system should work normally under the following conditions. --Ambient temperature. -10 ℃～40 ℃; --Relative humidity. 10%～70%; --Power supply. AC 220 V, 50 Hz. 6.1.2 Safety requirements 6.1.2.1 The security requirements of D-ATIS data link mode shall meet the requirements of EUROCAE ED-89A. 6.1.2.2 The D-ATIS system shall ensure the following physical security. --Environmental safety. Comply with GB 50173, GB/T 2887 and GB/T 9361 regulations; --Equipment security. mainly includes the equipment's anti-theft, anti-destroy, anti-electromagnetic information radiation leakage, prevention of line interception, anti-electromagnetic interference and Power protection, etc. 6.1.2.3 A combination of physical isolation and the installation of firewalls between internal and external networks shall be adopted to ensure network security. Should ensure that the system intranet The WAN is physically isolated from the WAN, and only physically connected to the data source network. At the same time, in order to prevent attacks from the data source business network, the system A firewall should be installed in the part connected to the external business network to further enhance network security. 6.2 Maintainability 6.2.1 Automatic backup The D-ATIS system shall have the function of automatically backing up and deleting the historical data of the core business according to the configuration parameters. 6.2.2 Redundant backup The D-ATIS system should have the function of regular backup of the redundant database to ensure rapid repair when a failure occurs. 6.2.3 Monitoring and Alarm 6.2.3.1 Real-time monitoring The D-ATIS system should have the function of all-weather monitoring of the core business of the system. 6.2.3.2 Automatic alarm The D-ATIS system shall have the function of prompting maintenance personnel and controllers with sound and light alarms immediately after detecting the failure. 6.2.3.3 Failure point prompt After the D-ATIS system fails, it should automatically prompt the system failure point, so that the maintainer can quickly locate the cause of the failure and troubleshoot. 6.3 Other requirements 6.3.1 Server 6.3.1.1 The key server should be a server with an MTBF greater than 100 000 h. 6.3.1.2 The server shall support mainstream large-scale relational databases. 6.3.2 Network switching system 6.3.2.1 The core switch shall be an enterprise-level Gigabit switch with an MTBF greater than 100 000 h. 6.3.2.2 The dual-switch redundancy mode shall be adopted, and the cluster management mode shall be adopted. 6.3.2.3 All core network links shall adopt dual redundant mode. 6.3.3 Database system 6.3.3.1 The core database shall support the storage and access of massive data. 6.3.3.2 The core database shall support the cluster function. 6.3.3.3 The core database should have good portability, compatibility and continuity.

7 Data type and data format

7.1 Data Type 7.1.1 Basic requirements The air-ground data link data is. data related to the D-ATIS data link service mode in the air-ground data link communication network. Meteorological information data are. routine weather report and special weather report data related to the field in the AFTN network or special weather network. The data sources are shown in Table 1. 7.2 Data format 7.2.1 Ground-to-air data link data 7.2.1.1 Message type 7.2.1.2.1 See Table 3 for the meaning of characters. 7.2.1.2.2 The format of D-ATIS request message is shown in Table 4. 7.2.1.2.3 The format of D-ATIS reply message is shown in Table 5. Field name subfield name field length content comment 7.2.1.2.4 See Table 6 for the uplink report format of the flight system. 7.2.2 Weather information data Routine weather reports and special weather reports shall meet the requirements of MH/T 4016.1. 7.2.3 Dissemination of information to external systems Should meet the requirements of interface stability and communication security, D-ATIS system providers should provide interface protocol documents to achieve real-time and Effective release.

8 System network layout

8.1 Basic requirements The system should build a high-speed and reliable dedicated network platform, and connect with data sources through a high-speed network to ensure high-quality information transmission service. 8.2 Network design 8.2.1 The backbone network of the system should use an optical fiber network with a bandwidth of not less than 1 000 MB, which is mainly used for connection between servers. Adopted to the client Fast Ethernet technology, desktop access rate not less than 100 MB. 8.2.2 The core switch shall adopt a dual redundant mode to ensure that the system can work normally in the case of a single point of failure. 8.2.3 The system server equipment should adopt a dual network card design, and each network card should be connected to the main switch and the standby switch respectively. 8.2.4 When configuring the internal network, the equipment at different sites should be divided independently to effectively control broadcast data and remote intrusion. Improve the efficiency and safety of network management and maintenance.

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