目前有线数字电视机顶盒作为消费类电子产品，已经得到了大范围的发展和应用。鉴于我市数字电视建设需要，应用的机顶盒应遵循相应的国家或行业标准，以规范机顶盒的功能和各项性能，为统一入网机顶盒标准，特制定本规范。-At present, cable digital TV set-top boxes, as consumer electronics products, has been a wide range of development and application. In view of our city-building needs of digital television, set-top box applications to be followed in the corresponding country or industry standards to regulate the functions of set-top boxes and various performance standards for a unified network set-top boxes, special norms of the final version.