Background|

With development of digital TV and maturity of IPTV technology in China, digital TV will bring the next global economic surge. In the context of today's pirate cards, how to securely and effectively control subscriber payments has become an industry issue. Conditional access system in digital TV delivers protections to various services with effective instruments and control authorized subscribers. IC card in the conditional access system is a powerful tool to verify if the subscriber is entitled for the services.
Features of Product|
Tongfang Microelectronics Company's THC2664 series of chips meet requirements for specific IC card of pay TV
- Provide internal clock of high efficiency
- Provide DES/TDES coprocessor
- Encrypted in both data area and program areas, avoiding chip clone effectively
- Provide voltage testing, frequency testing and noise current source modules, preventing attacks
The series of chips adopting eFlash technology will also begin to be adopted in pay TV specific IC card. Different from ordinary ROM masks, Flash chip allows the client to download COS flexibly, avoiding the mask investment and risk. To meet requirement for high security of pay TV specific IC card, Tongfang Microelectronics Company will release PKI chip to provide the client with higher level encryption arithmetic.
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