MobaHo!

MobaHO! (モバHO!) was a mobile satellite digital audio/video subscription based broadcasting service in Japan, whose services began on 20 October 2004 and ended on March 31, 2009 at 3:00 pm Japan time. MobaHO! used the ISDB digital broadcast specification. The satellite, MBSat 1, providing this service is jointly owned by SK Telecom of Korea and Mobile Broadcasting Corporation (MBCO) of Japan.

A number of receivers were available for this service: portable receivers with built-in QVGA LCD screens, car-use, a laptop-use PC card receiver, a mobile phone (by DoCoMo) and more.

Technical information

This service used ISO MPEG-4 Version 1 Simple Profile @ L3 video and AAC audio encapsulated in MPEG transport stream. The maximum supported resolution was 320x240 pixels (QVGA), and the maximum video bitrate was 384 kbit/s at a frame rate of 15 frames per second. Audio conformed to the ISO/IEC 13818-7 AAC LC (Low Complexity) profile, with maximum bitrate of 144 kbit/s and sampling rates up to 48 kHz. The transmission was scrambled using the MULTI2 cipher for conditional access.