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借鉴VOD的服务思想，以现有广播电视网及其配套系统为基础，提出了基于内容检索电视节目的广播电视系统。该系统改变了传统的电视服务方式，可与其它广播电视网的数据服务相兼容，具有成本低、易于实现的特点。
Drawing on the service idea of VOD and based on the existing radio and television network and its ancillary systems, a radio and television system for retrieving TV programs based on content is proposed. The system has changed the traditional way of TV services, with other radio and television network data services compatible with low cost, easy to implement features.