From December 13th to 14th, the 2023 China Home Appliance Science and Technology Annual Conference (ASTC 2023) and the high-quality development exchange event of the smart home appliance industry were successfully held in Wuhan, Hubei. The annual meeting organized 1 plenary session and 7 special seminars around technical directions such as green and low carbon, intelligence, health and cleanliness, refrigeration, noise reduction, and DC flexibility. A special seminar on home appliance intelligent technology will be held concurrently with other special seminars on the 14th. Qu Zongfeng, Vice President of China Household Electrical Appliances Research Institute, attended and delivered a speech. The meeting was chaired by Li Hongwei, deputy director of the China Household Appliances Testing Institute of the China Household Appliances Research Institute and chief engineer of the China Household Appliances Testing Institute.

Vice President Qu Zongfeng said in his speech that as an important consumer product related to the national economy and people's livelihood, the combination of home appliances and intelligence is the general trend. From smart appliances to smart homes to smart homes, the industry’s understanding of “intelligence” is also constantly deepening. At the same time, the digital, networked, and intelligent development of home appliances and homes has brought about major changes in product usage scenarios and working modes. How to promote the high-quality development of smart home appliances has become a topic of common concern to the entire industry. The intelligence of home appliances is inseparable from the support of technologies and services at all levels, including hardware, software and systems. We hope that colleagues from all walks of life can use the communication platform of the China Home Appliances Science and Technology Annual Conference to jointly discuss new high-quality development paths for the smart home appliances industry and help the people The realization of a better life.

Scenario-based home appliances and homes have become an important fact. Leading companies are providing scenario-based service solutions around the needs of human settlements, not just hardware equipment. So, how are scenario-based operating rules generated? How to use scene information more effectively? Professor Lu Quan, director of the Information Management Science Department of the School of Information Management of Wuhan University, deputy director of the Health Big Data Research Center of the Big Data Research Institute, and leader of the provincial teaching team of Hubei universities, gave a report titled "Construction and Application of Scenario-Based Knowledge Graphs". In view of the common phenomenon that the generation and application of knowledge need to consider the characteristics of the scene, Professor Lu's team proposed the concept, structure and construction method of the scene knowledge graph to describe the generation and application scenarios of knowledge, and use scene information to improve the accuracy of knowledge application in the knowledge graph. and applicability, and demonstrated it using the application of knowledge retrieval in mild cognitive impairment as an example.

What is a large model, what are its uses, what are its problems, and how to use it? In response to these problems, Associate Professor Wang Bo, head of the Linguistic and Psychological Computing Research Group of the Department of Intelligence and Computing of Tianjin University, gave a report on "Introduction to Large Language Models and Agent Technology", systematically introducing the core principles, development history, and technology of large language models. Characteristics, defects and shortcomings, risks and problems, and development trends, and a case analysis was conducted using the application of large language models in vertical fields.

Smart home appliance systems cannot work without software. Software bugs are related to functionality and may also be related to security. How to improve the testing efficiency and quality of software source code is a problem that must be faced in the future. Yue Guanji, R&D Director of the National Engineering Center of Peking University Software Engineering and Beijing Peking University Software Engineering Co., Ltd., shared the title of "Software Source Code Security Detection Solution", starting from the key issues of software testing, expounding the corresponding strategies and Peking University’s engineering solutions.

The intelligence of home appliances is a major trend, and most smart home appliances use wireless communication connections. The quality of wireless connection performance is directly related to user experience. In view of the characteristics of various categories, shapes and sizes of smart home appliances, Huang Chen, a technical expert from Nanjing Jiexi Technology Co., Ltd., brought a report on "Research on Wireless Performance Testing Scheme for Smart Home Terminals". This test scheme solves the problem that smart home appliances are not suitable for Flip, the test field size is too large, construction costs and energy consumption are too high, etc. There are many unfavorable factors. It has the characteristics of small size, high accuracy, comprehensive test items, and low cost. It can widely carry out radio frequency performance, business performance, channel simulation, and interference performance. , mobile performance and other comprehensive wireless testing applications.

Quality is the key to smart home appliances and household products. Unlike traditional products, the quality of smart products focuses on wider dimensions and has more complex and diverse requirements. However, in terms of software quality testing, it is divided into different characteristics. How to implement smart home software testing And realizing test automation has always been a research topic of the National Smart Home Quality Inspection Center. Chen Lifen, chief engineer of the National Smart Home Inspection and Testing Center, introduced a set of automated testing solutions for the reliability, compatibility, performance and other testing needs of software systems composed of smart home devices, APPs, and cloud platforms. This solution has become the first in the country. Several companies have successfully implemented it, greatly improving testing efficiency and quality.

Wu Junhong, R&D Director of Xiaomi Air Conditioning Division, brought a report titled "Introduction to Intelligent Networked Air Conditioning Technology Based on Mijia IoT Ecosystem". The report pointed out that based on the intelligent network function, technology should be carried out from the three dimensions of data, scenarios and intelligence. Innovation, relying on Mijia's IoT platform and combining the needs of intelligent air conditioners, has made innovative breakthroughs in smart scenarios and intelligent algorithms for air conditioners.

Autonomous controllability and industrial chain security are high-frequency words in recent years. China's home appliance industry is already the world's leading industry, but core MCUs and power devices still use a large number of imported devices. Home appliance companies have their own considerations, and chip companies also have their own ambitions. The chip is not only the brain of home appliances, but also the driving force for senses and limbs. The digitization, networking and intelligence of home appliances are inseparable from the innovation and application of various chips and sensors. Bao Hua, Director of Home Appliance Marketing and Sales of Xiaohua Semiconductor Co., Ltd., and Miao Lei, Senior Director of ICBG Marketing and Sales Center of China Resources Microelectronics Co., Ltd. respectively introduced the company's independent innovative products and application solutions in the field of home appliances in their reports.

Shen Peijun, senior architect of Tencent Cloud's consumer electronics industry, introduced in the report that in the face of the challenges of growth and cost in the home appliance industry and the demand for intelligent development trends in the industry, Tencent Cloud combines cloud infrastructure, experiential link tools, industry large models and intelligence Hard-core technical capabilities such as innovative application scenarios will inject new momentum into a new round of development of the home appliance industry.

Networking of home appliances has become very common, but interconnection has always been a hot issue in the industry. The National Standardization Technical Committee, domestic and foreign industry alliances, etc. are working hard to create an interconnection ecosystem. In the context of the smart era where home appliances bring a better life, Zhao Peng, deputy director of the Standards Institute of the China Household Appliances Research Institute, elaborated on the definition, product form and interconnection status of smart home appliances in the report, and analyzed the interconnection and interoperability of smart home appliances. Technology development, application models, industry pain points, and combined with typical cases to illustrate the role of relevant standards.