Page 102 - Kaleidoscope Academic Conference Proceedings 2022

2022 ITU Kaleidoscope Academic Conference

2. AAS STANDARD REQUIREMENTS different personnel have poor compatibility and low
ANALYSIS interoperability.

2.1 AAS concept 2.3 The AAS implementation

People from different fields, different needs, and different With the development of cloud computing, Internet of
levels have a different understanding of AAS. This will lead Things, big data, and artificial intelligence, AAS
to difficult communication in AAS research. Therefore, there applications have gradually expanded to various industries,
is an urgent need for basic common standards (e.g. the especially in the manufacturing industry [3]. However, in the
standard of AAS-related terms and system architecture) to development of the AAS implementation and application,
help strengthen the understanding of AAS. It promotes the the following problems must be solved:
AAS concept.
(1) Before implementing AAS, we should consider
2.2 The research and implementation of key whether to apply AAS in combination with their needs and
technology conditions. For example, they must consider industry
applicability and an input-output ratio. Therefore, AAS
From physical entity, information entity, connection, functional and technical requirements guide us to conduct an
information data, and services, this paper gives a reference applicability assessment and decision analysis.
for the implementation of AAS technology. Due to the lack
of reference to AAS-related models, data, connection, and (2) Once we make a decision to use AAS, the next
services, the compatibility and interoperability of AASs problem is how to implement AAS, such as what software
developed by different development teams are poor. It results and hardware conditions it needs, what tools and platforms it
in problems, such as difficult integration and consistency relies on, and what functions it needs. Therefore, it needs the
among models. The specific aspects are as follow: implementation requirements, tools, and platforms to guide
AAS.
(1) The physical entity is the foundation of AAS model.
Due to the lack of standard guidance on the real-time state (3) After AAS implementation, we need to evaluate the
perception of physical entities, different developers do not comprehensive benefits brought by the use of AAS and the
know what the physical entities need to perceive, map, and comprehensive performance of the AAS system (such as
reverse control. It results in inconsistent physical entity accuracy, security, stability, availability, and ease of use). It
interfaces, unclear technology levels, and an unclear function provides iterative optimization and a decision-making basis
boundary. for the application in the next stage. Therefore, standards of
AAS evaluation, safety, and management provide reference
(2) The information entity is the true, objective, and and guidance for the evaluation and safe use of AAS.
complete mapping of a physical entity in the digital space. It
is the carrier of information data. The information entities 3. AAS STANDARD SYSTEM FRAMEWORK
developed by different people have poor consistency in the
description level and low format compatibility. Therefore, According to the above demand analysis on the AAS
their availability is low. standard system, we take into account the rationality,
integrity, systematization, and availability of the standard
(3) Information data is the core driving force of AAS. system. The AAS standard system framework is designed as
It provides accurate and comprehensive information sources shown in Figure 1. It gives standard guidance from six
for the fusion of information entities and physical entities. aspects: basic common standards, key technology standards,
Due to the lack of standard guidance on the representation, tool/platform standards, evaluation standards, security
classification, preprocessing, storage, use, and testing of standards, and industry application standards.
information data, data classification is not unified and data
formats are incompatible. It results in poor universality, (1) AAS basic common standards include terminology
interoperability, and data fusion. standards, reference architecture standards and applicable
standards. They focus on the concept definition, reference
(4) The connection realizes the interconnection framework, applicable conditions, and requirements of AAS
between physical entities, information entities, information and provide support for the whole standard system.
data, and services. Due to the lack of standard guidance on
its connection mode, information transmission, interaction (2) AAS key technology standards include physical
mechanism, and test method, it is difficult to be compatible entity standards, information entity standards, information
with input and output. data standards, connection and integration standards, and
service standards, which are used to guide the research and
(5) Service is the medium for the efficient performance implementation of AAS key technologies, ensure the
of AAS functions. Due to the lack of standard guidance on effectiveness of key technologies in the AAS
its description method, development requirements, operation implementation, and break the technical barriers of
management, and test evaluation, the services developed by collaborative development and module interchangeability.

– 56 –