
The platform combines NEC's application processor with Telegent's SureTrak technology.
The result, say the developers, is an HD multimedia platform that allows up to four and a half hours of viewing time on mobile phones.
Masakazu Yamashina, general manager of NEC's mobile systems division, said: "This will help mobile phone manufacturers more easily develop handsets with mobile TV capabilities."
The two companies will unveil the product at next week's 3GSM mobile conference in Barcelona, where it will be targeted at free-to-air mobile TV providers.