Geeya DTV CAS system V1.0, developed by Chengdu Geeya Technology Co.,Ltd, is one of core products in digital television field. Perfecting and enhancing its performance and function, Geeya DTV CAS system V1.0 has been with high security and stability and can support over 500 products and millions of end-users. During the developing period, Geeya DTV CAS system V1.0 fully considers the new digital broadcast television service requirement, can support PPC, PPV, NVOD, data service and so on. Provide DTV operators with flexible operations including IC card addressing, 4-grade area grouping addressing, 8 logical grouping addressing, 64 service combination grouping addressing and equipment type grouping addressing. Aimed to appointed IC card user and grouping user, it can achieve the authorization, OSD and email operation, recharge on line, and conditionally prohibit and permit play. During the developing and designing period, Geeya DTV CAS system V1.0 fully considers the current situation of DTV operation and support a variety of scramblers and DTV SMS systems, at the same time it can meet simulCrypt standard, has already finished the simulCrypt testing and certification with several domestic manufacturers. Product functions: Support different scales of subscriber authorization management from hundreds of thousand to millionsSimplified system setup and supervision interface, easy to manage and maintain this system Support scrambling control by way of products, channel, program and basic flow Support authorization control by way of multiple channel package and multiple program package Support PPC Support PPV Support recharge on line Support impulse pay per view Support watermark display Support STB to card matching Support adult grade, parents lock Support IC addressing, area grouping addressing, logical grouping addressing, service grouping addressing and equipment physical type addressing Support conditional prohibit and permit play Support OSD Support e-mail Support simulCrypt Support more SMS system access at the same time Support OTA for application software Technical specification: User scale: equal or over 3 million Responding time for Priority subscribers authorization: equal or under 30 seconds (starting from receiving authorization inquiry from SMS interface to STB authorization becoming effective) Per ECMG server: equal or over 20 TS stream.( each TS stream includes 6 digital TV programs which need to be encrypted separately.) Per EMMI server: Max 5Mbps ( if EMMI sends order to several separate scramblers, then its the sum of all EMM bandwidth) Maximum definable: 64 products SMS interface performance requirement: equal or over 30 subscribers per second PEMMG authorization transfer period: equal or over 30 subscribers per second