Service-driven communication system and avionics system integration method

Abstract

The invention provides a business-driven communication system and avionics system integration method, which comprises the following steps: determining communication system integration elements and avionics system integration elements associated and mapped with business requirements according to the business requirements and a domain knowledge base, constructing a mapping matrix, and forming an association list; the avionics system integration elements are used for meeting the calculation processing requirements of the communication system integration elements; determining an interface protocol between the system integration elements of the communication system and the avionics system; and according to the system integration elements, the association list and an interface protocol among the elements, carrying out software and hardware physical integration. According to the method, content category determination, standard interface definition and physical integration scheme design of system integration of the communication system and the avionics system are guided, and the problems that an existing avionics system and communication technology system integration process method is not standard, and interfaces are not unified are solved.

Description

Technical Field

[0001] The present invention belongs to the technical field of comprehensive integration of avionics systems, and in particular relates to a method for integrating a business-driven communication system with an avionics system. Background Art

[0002] At present, the existing avionics system architecture exists on different types of aviation platforms. Due to differences in positioning requirements, platform constraints, and inconsistent interface definitions, there are significant differences in the methods of integrating avionics systems with communication systems. At the same time, due to inconsistent specifications, there is a lot of transplantation and adaptation work in the integration process, which affects the integration efficiency of communication systems and avionics systems. Summary of the invention

[0003] The present invention mainly solves the problems of non-standardized integration process and method and non-unified interface of current avionics system and communication technology system, proposes a business-driven communication system and avionics system integration method, and guides the content scope determination, standard interface definition and physical integration solution design of communication system and avionics system integration.

[0004] The present invention provides a method for integrating a business-driven communication system with an avionics system, comprising:

[0005] According to business requirements and domain knowledge base, determine the communication system integration elements and avionics system integration elements of business requirements association mapping, build a mapping matrix, and form an association list; the avionics system integration elements are used to meet the computing and processing requirements for realizing the communication system integration elements;

[0006] Determine the interface protocols between the communication system and the avionics system integration elements;

[0007] Carry out physical integration of software and hardware based on system integration elements, association lists and interface protocols between elements.

[0008] Optionally, the method further includes:

[0009] Update domain knowledge base according to business needs.

[0010] Optionally, the domain knowledge base includes: rule base, algorithm base, and expert base.

[0011] Optionally, the communication system integration elements include: communication waveform generation model, information processing model and business service model.

[0012] Optionally, the communication waveform generation model includes: a large capacity waveform, a high bandwidth waveform and a low latency waveform generation model;

[0013] The information processing model includes: data / message standard generation model, information distribution model and information processing model;

[0014] The business service model includes: business application model, domain service model and basic service model.

[0015] Optionally, avionics system integration elements include: computing resource type, processing mode and processing resource architecture.

[0016] Optionally, the physical integration of software and hardware includes: hardware integration and model integration.

[0017] Optionally, perform physical integration of hardware and software, including:

[0018] Carry out the integration of computing and processing elements for communication waveform generation models, information processing models, and business service models;

[0019] Carry out integration of communication waveform generation model, information processing model and business service model.

[0020] In view of the problems of non-standardized integration process methods and non-unified interfaces of the current avionics system and communication technology system integration process, the present invention proposes a business-driven communication system and avionics system system integration method, provides the key system integration element definition, association model design, element interface definition and element physical integration design process oriented to business needs, provides a method reference for the business-driven communication system and avionics system system integration, and helps to improve the system integration efficiency and integration standardization degree of avionics system and communication system. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a business-driven flow chart for the integration of communication systems and avionics systems;

[0022] Figure 2 It is a flow chart defining key system integration elements for business needs;

[0023] Figure 3 It is a design flow chart of the key system integration element association model for business needs;

[0024] Figure 4 It is the physical integration design flow chart of key system integration elements. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] like Figure 1 -4. The present invention proposes a service-driven communication system and avionics system integration method, comprising the following steps:

[0027] 1. Definition of key system integration elements for business needs

[0028] It is mainly used to define the elements of system integration of communication systems and avionics systems, and to clarify the specific content and scope of system integration required; including defining key system integration elements of communication systems and avionics systems.

[0029] (1) Definition of key system integration elements of communication system

[0030] The key system integration of the communication system mainly realizes three processes from communication waveform generation to information processing and then to business service model processing, and implements the closed-loop flow of information to the system. Among them:

[0031] a) Definition of communication waveform generation model: The communication waveform generation model mainly generates different waveform systems such as large capacity, low latency, and high bandwidth according to the message transmission type to solve the problem of on-demand transmission of different types of information.

[0032] Currently three types of waveforms are defined as follows:

[0033] Large-capacity waveform: mainly realizes communication between nodes of a relatively large number, and the information transmitted generally includes situation, business messages, time and space unification, network management, etc.

[0034] High-bandwidth waveform: mainly realizes the transmission and distribution of raw data, images, and video process information obtained by sensors;

[0035] Low-latency waveform: mainly realizes the transmission and distribution functions of strong real-time data.

[0036] b) Information processing model definition: The information processing model includes the data / message standard generation model, the information distribution model and the information processing model, among which:

[0037] Message standard generation model: provides message standard design services based on data + model, supports the formulation of message standards in a visual way, and has functions such as data element management, message formulation, ad hoc message generation, encoding and decoding self-testing, remote configuration, function configuration, and version management;

[0038] Message processing model: Based on business process requirements, a standard message processing process model is designed to implement business service functions through orchestration and combination;

[0039] Information distribution model: Based on business needs and message distribution requirements, realize information adaptive speed matching and autonomous distribution functions.

[0040] c) Business service model definition: The business service model includes the business application model, domain service model and basic service model, among which:

[0041] Business application model: Based on business application requirements, different domain services and general service models are called to implement various business operation processes and generate support for business application capabilities;

[0042] Domain service model: Provide professional domain service functions according to business operation requirements to support business application implementation;

[0043] Basic service model: provides basic service functions such as navigation, timing, geographic information, data management, and system management, and supports the calling of domain services and business application models.

[0044] (2) Definition of key system integration elements of avionics systems

[0045] The key integration elements of the avionics system are oriented to the communication waveform residence, information processing and business service model computing and processing requirements, and analyze the required processing computing resource types, processing modes and processing resource architecture, including:

[0046] a) Definition of computational processing elements for communication waveform generation model

[0047] The computing and processing resources for communication waveforms are mainly used for intermediate frequency digital signal processing. Since waveform processing requires a large amount of parallel computing, it is necessary to provide processing resources suitable for data-driven algorithm calculations. FPGA and DSP are generally used.

[0048] b) Definition of computational processing elements for information processing models

[0049] The computing resources for information processing models are mainly used to process message encapsulation and standard message processing. They need to provide and be suitable for processing resources for knowledge-driven and data-driven computing. Generally, CPU and FPGA are used.

[0050] c) Definition of computational processing elements for business service models

[0051] The computing resources for business service models are mainly used for business applications, domain services and basic service model processing, and require the provision of software and hardware collaborative optimization of matrix multiplication, coprocessors and intelligent dedicated processors such as GPUs and NPUs.

[0052] 2. Design of key system integration element association model for business needs

[0053] It mainly conducts business demand analysis, builds a domain knowledge base, and identifies the communication system and avionics system integration elements that need to be associated according to the business demand analysis, and finally forms a list of key system integration elements that meet business needs; including business demand decomposition design, domain knowledge base construction, business demand and key system integration element association mapping analysis, and generation of a list of key system integration elements for business needs.

[0054] a) Business requirements decomposition and design

[0055] Business requirements analysis and design mainly focuses on business scenario operation concepts and business operation processes, defines the key system integration requirements of communication systems and avionics systems, and supports the mapping of business requirements with key system integration elements, including:

[0056] Analysis of key system integration requirements of communication system: mainly forming the communication waveform requirements, information processing interface protocol standards, information processing flow and distribution requirements list required for business applications;

[0057] Integration requirements analysis of key systems for avionics systems: Integration requirements analysis of key systems for avionics systems is mainly aimed at the list of requirements related to computing processing resources and domain knowledge required to support communication system integration.

[0058] b) Construction of domain knowledge base

[0059] The domain knowledge base is oriented to business needs and builds a professional domain knowledge base, including rule base, algorithm base, expert base, etc., among which:

[0060] Rule base: The rule base mainly contains the business application model operation process analysis, decision-making, and execution rules, which are used for business applications to make decision evaluations based on different conditions;

[0061] Expert database: The expert database mainly contains prior knowledge and theoretical common sense, and is used to provide basic data to support business application models;

[0062] Algorithm library: The algorithm library mainly contains various verified algorithms for business service needs, including search algorithms, sorting algorithms, machine learning, reinforcement learning, image processing, etc., to support business service and information processing model calls.

[0063] c) Analysis of business requirements and key system integration elements

[0064] The correlation mapping analysis between business requirements and key system integration elements is mainly aimed at business operation processes, and the correlation analysis between key system integration requirements and key system integration elements of communication systems and avionics systems is carried out to define the scope and content of system integration.

[0065] d) Generate a list of key system integration elements based on business needs

[0066] According to the mapping analysis between business requirements and key system integration elements, a mapping matrix is ​​constructed to form a business requirements-oriented key system integration element association list to guide the physical and business integration design of key system integration elements;

[0067] 3. Definition of interfaces between key system integration elements

[0068] It is mainly used to define the interface protocols between key system integration elements and realize functions such as information encapsulation, conversion and standardized processing.

[0069] 4. Physical integration design of key system integration elements

[0070] Mainly oriented to business needs, according to the definition of key system integration elements, association models and interface definitions between elements, physical integration of software and hardware is carried out in sequence; including hardware integration and model integration. Among them:

[0071] a) Hardware Integration

[0072] Carry out computing and processing resources for communication waveform generation model, computing and processing for information processing model, and computing and processing element integration for business service model respectively.

[0073] b) Model Integration

[0074] Based on hardware integration, the communication waveform generation model, information processing model and business service model are integrated at one time.

[0075] like Figure 1 ,A business-driven communication system and avionics system integration process is as follows:

[0076] Process (1) Definition of key system integration elements for business needs. This process is mainly used to define the system integration elements of the communication system and avionics system, and to clarify the specific content and scope of the system integration required;

[0077] Process (2) mainly conducts business demand analysis, builds a domain knowledge base, and analyzes the communication system and avionics system integration elements required for different business needs based on the communication system and avionics system integration elements defined in process (1). Through analysis and sorting, a list of key system integration elements that meet business needs is formed;

[0078] Process (3) mainly defines the interface between the communication waveform generation model, information processing and business service model, and realizes the functions of information encapsulation, conversion and standardization between different models;

[0079] Process (4) is oriented towards business needs. Based on the key system integration element association list formed in process 2 and the model interface specifications defined in process (3), hardware and model integration are carried out in sequence.

[0080] like Figure 2 The process of defining key system integration elements for business needs is as follows:

[0081] Process (1) The key system integration of the communication system mainly realizes the three processes from communication waveform to information processing and then to business service model processing, and implements the closed-loop flow of information to the system;

[0082] Process (2) generates different waveform systems such as large capacity, low latency, and high bandwidth on demand according to the message transmission type and information transmission requirements;

[0083] Process (3) parses / encapsulates the message based on the waveform system generated by process (2) and the message standard, and transmits the message to the information distribution model for adaptive rate matching and distribution after being processed by the message processing model;

[0084] Process (4) Business application model: Based on business application requirements, it calls different domain services and general service models to implement various business operation processes and generate support for business application capabilities; Domain service model: Based on business operation requirements, it provides professional domain service functions to support business application implementation; Basic service model: It provides basic service functions such as navigation, timing, geographic information, data management, and system management to support the calling of domain services and business application models;

[0085] Process (5) avionics system key integration elements face process (2) communication waveform residence, process (3) information processing and process (4) business service model computing and processing requirements, and analyze the required processing computing resource types, processing modes and processing resource architecture;

[0086] Process (6) The computing and processing resources for communication waveforms are mainly used for intermediate frequency digital signal processing. Since waveform processing requires a large amount of parallel computing, it is necessary to provide processing resources suitable for data-driven algorithm calculations, such as FPGA and DSP.

[0087] Process (7) The computing resources for the information processing model are mainly used to process message encapsulation and standard message processing. It is necessary to provide and be applicable to processing resources for knowledge-driven and data-driven computing, such as CPU and FPGA.

[0088] Process (8) The computing resources for business service models are mainly used for business applications, domain services and basic service model processing, and need to provide software and hardware collaborative optimization matrix multiplication, coprocessors and intelligent dedicated processors, such as GPUs and NPUs;

[0089] like Figure 3 ,The design process of the key system integration element association model for business needs is as follows:

[0090] Process (1) Business requirements analysis and design mainly focuses on business scenario operation concepts and business operation processes, defines the key system integration requirements of communication systems and avionics systems, and supports the mapping of business requirements with key system integration elements;

[0091] Process (2) Domain knowledge base is oriented to business needs, and professional domain knowledge base is built, including rule base, algorithm base, expert base, etc., to support the operation of business applications, domain services and basic service models;

[0092] Process (3) Business requirements and key system integration elements correlation mapping analysis is mainly aimed at business operation processes. The correlation analysis between key system integration requirements formed in process (1) and key system integration elements of communication systems and avionics systems is carried out to define the scope and content of system integration.

[0093] Process (4) constructs a mapping matrix based on the correlation mapping analysis between business requirements and key system integration elements, forms a correlation list of key system integration elements oriented to business requirements, and guides the physical and business integration design of key system integration elements.

[0094] The above is only a specific embodiment of the present invention, and the present invention is described in detail. The unexplained part is a conventional technology. However, the protection scope of the present invention is not limited to this. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. The protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A business-driven communication system and avionics system integration method, characterized in that: include: According to business requirements and domain knowledge base, determine the communication system integration elements and avionics system integration elements of business requirements association mapping, build a mapping matrix, and form an association list; the avionics system integration elements are used to meet the computing and processing requirements for realizing the communication system integration elements; Determine the interface protocols between the communication system and the avionics system integration elements; Carry out physical integration of software and hardware based on system integration elements, association lists and interface protocols between elements.

2. The business-driven communication system and avionics system integration method according to claim 1, characterized in that: The method further comprises: Update domain knowledge base according to business needs.

3. The business-driven communication system and avionics system integration method according to claim 1, characterized in that: The domain knowledge base includes: rule base, algorithm base, and expert base.

4. The business-driven communication system and avionics system integration method according to claim 1, characterized in that: The integration elements of the communication system include: communication waveform generation model, information processing model and business service model.

5. The business-driven communication system and avionics system integration method according to claim 4, characterized in that: Communication waveform generation models include: large capacity waveform, high bandwidth waveform and low delay waveform generation models; The information processing model includes: data / message standard generation model, information distribution model and information processing model; The business service model includes: business application model, domain service model and basic service model.

6. The method for integrating a business-driven communication system with an avionics system according to claim 5, characterized in that: The integration elements of avionics systems include: computing resource type, processing mode and processing resource architecture.

7. The method for integrating a business-driven communication system with an avionics system according to claim 6, characterized in that: Physical integration of software and hardware includes: hardware integration and model integration.

8. The method for integrating a business-driven communication system with an avionics system according to claim 7, characterized in that: Carry out physical integration of hardware and software, including: Carry out the integration of computing and processing elements for communication waveform generation models, information processing models, and business service models; Carry out integration of communication waveform generation model, information processing model and business service model.

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