| 요약2 |
The purpose of this study is to grasp the technology development trend of LED emotional lighting and to understand what direction to go forward. Based on industry trend reports and technical reports, we have newly defined the technology of LED emotional lighting. In this study, it is considered that the key of LED emotional lighting is interaction between lighting device and human. Based on the research, technical classification system of LED emotional lighting was created. Patent search to analyze the status of technology development. From 1996 through 2017, we completed an investigation with 4265 valid datasets. Using data sets, we analyzed technology trends in Korea, Japan, China, the United States and Europe. The analysis shows that the ratio of intelligent lighting control technology is the highest. In addition, we have discovered three trends in technology change through in-depth analysis. The key keywords of technology trends are dimming, color stabilization, customization, and automation. |