在激烈的市场竞争中，专利作为企业技术能力的重要表征，同时也为人们提供了对企业技术研究唯一的信息源。苹果公司在电子和通讯行业占据着重要地位，其专利技术代表着行业的研究前沿。基于德温特专利数据库，本研究以苹果公司发表专利为研究对象，进行专利共被引网络分析，识别苹果公司的主要技术聚类和关键性技术。%As the symbol of technological abilities of company, patents offer the unique information resource for studying the corporate technologies in the fierce market competition. Apple inc plays an important role in electronic and communications industries, patens of Apple company are the research front of the electronic industry. We detect the major technology and significant clusters from the co-citation networks using the Derwent database.
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