Patent ID: 7801479

Claim:
A DMB receiving apparatus for receiving DMB (Digital Multimedia Broadcasting) services in a weak electromagnetic field region, comprising: a first DMB receiver for receiving first DMB packet data; a second DMB receiver for receiving second DMB packet data; a packet judgment unit for distinguishing the packet data received from said first and second DMB receivers into the first and the second DMB packet data; and a control unit for notifying a user of a possibility of switching from a first to a second DMB receiving mode if an event occurs preventing reception of said first DMB packet data during the first DMB receiving mode and said packet judgment unit detects the second DMB packet data, wherein said control unit switches said apparatus to the second DMB receiving mode according to a user switching request, wherein the first DMB receiver inserts a value representing a first DMB packet into sync bytes of received first DMB packet data, and the second DMB receiver inserts a value representing a second DMB packet into sync bytes of received second DMB packet data.