基于专利分析的M2M领域发展态势研究

For presenting the technology development state in M2M field objectively and specificly to promote the Internet of Things realization and generalization , this paper use the patent which contains most scientific information as the data resource, choose the claim part as the analysis object and apply Latent Semantic Analysis to compare the similarity between patents and make cluster analysis. The result shows this method could identify the major development trends 、main powerful institutions and highly creative patents which could offer reference to related technology field workers.