Sanyo has released the first pair of its Dual digital camcorders that support the iFrame video format with the VPC-HD2000A and VPC-FH1A.

三洋公司发布了两款支持iF rame的视频格式的数字摄像机VPC - HD 2000a和VPC - FH1A。

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The fixed length format, data echoplex, data sum and dual redundancy checking was adopted in data transmission to avoid the communication errors.

数据传送采用定长格式，及回送和求和双重冗余校验，以确保通信。

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The built-in Web server offers dual-compression format and analog video output.

内置的网络服务器提供双压缩格式和模拟视频输出。

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Now, with studio support split, dual-format is starting to look like a more viable option.

ENGADGET: Switched On: Seeking neutrality in the hi-def format war

Finally, the different physical size of VHS and Beta tapes made building dual-format decks impractical.

ENGADGET: Switched On: Seeking neutrality in the hi-def format war

That leaves two other precedents, one of which was the dual-format audio disc war fought between SACD and DVD-Audio.

ENGADGET: Switched On: Seeking neutrality in the hi-def format war