【摘要】 指出产品概念设计包含设计早期的功能、原理、形状、布局和结构设计等内容，阐明计算机辅助概念设计（ｃｏｍｐｕｔｅｒａｉｄｅｄｃｏｎｃｅｐｔｕａｌｄｅ－ｓｉｇｎ，ＣＡＣＤ）的内涵。从工程设计、工业设计、人工智能和新技术应用４个角度探讨目前国内外该领域的研究发展现状。结合现代产品设计模式的发展方向，指出ＣＡＣＤ以设计创新和建模技术为核心的六大关键技术，以及ＣＡＣＤ的发展趋势。更多还原

【Abstract】 Product conceptual design includes the function,principle,shape,layout and structure design during early product design phases.The paper illustrates the fundamental connotation of Computer Aided Conceptual Design(CACD).The state of the art of the research on the field of CACD from aspects of Engineering Design,Industrial Design,Intelligent Design and New Technology Application.At last,combining the trend of moderm product design model,this paper illustrates 6 key technologies based on design creativity about CACD and points out their developing trends.更多还原