使用Patsnap平台，对全球范围内磁制冷技术相关专利进行检索，收集了磁制冷技术应用领域专利数据，对专利数据进行查全、查重处理后得到要分析样本。对专利进行整体概览分析、专利权人及发明人分析、技术分析、价值分析，并得到专利地图及专利高频关键词，剖析磁制冷技术应用领域的发展现状、技术重点布局领域、专利价值等情况，并对发展方向进行预测。研究对中国磁制冷技术的理论研究、技术创新、专利策略及产业化应用具有重要意义和价值。

Search and collect patents of magnetic refrigeration technology all over the world by using Patsnap, and check the comprehensiveness and repetition of patents to achieve the analysis sample. Do global analysis, patent holders and inventors analysis, technical analysis and value analysis, get patent map and high-frequency key words, develop the development status, key areas of technology and value of patents, and forecast the development direction. It is of great importance and significance for China to do theoretical research, technological innovation and industrialize on magnetic refrigeration.

G306；O482.6

国家自然科学基金项目“面向热声制冷系统的微型磁致伸缩换能器基础问题研究”（51365033）