Embodiments of the invention disclose a fusion condition receiving terminal system and a fusion condition receiving method. The system comprises an intelligent television operating system and a hardware platform, wherein the intelligent television operating system comprises a rich execution environment and a trusted execution environment, the rich execution environment comprises a functional component layer, a downloadable conditional access system application, and a traditional conditional access application, the trusted execution environment comprises a downloadable conditional access systemtrusted application, a traditional conditional access trusted application, and a separable security device interface, the hardware platform comprises a separable security device and a security chip,the downloadable conditional access system application and the downloadable conditional access system trusted application are used for decrypting a layer level ciphertext, and the traditional conditional access application and the traditional conditional access trusted application acquire the layer level ciphertext from the separable security device. The system and method provided in the embodiments of the invention can realize fusion of a traditional CA technology and a DCAS technology.