Development of emergency broadcast in hand-held TV

Wenchuan earthquake, Yushu earthquake, Xinjiang snowstorm ... Whenever such a disaster occurs, the interruption of communications makes it impossible for people in the disaster areas to know the information in time and to learn the progress of the disaster relief. Recently, the reporter from the state-held television operators in the Canton Communication Group to understand that the group developed a handheld TV emergency broadcast will fundamentally solve this problem, so that the communication Network and television broadcast network, the realization of information in a state of emergency http://www.aliyun.com/zixun/ Aggregation/9062.html "> Effective communication.

BCC communications related responsible to tell reporters that in the past our country's emergency system has several forms, the first stage is the Big Horn, big things as long as the Horn of a shout, it is well-known. The second stage is the radio, Yushu during the earthquake, the State administration of SARFT in Yushu put a large number of radios to the disaster areas of the masses and disaster relief command door, to facilitate everyone to listen to understand all kinds of information. The third stage is the television, with the popularity of television, people through the home TV at any time to receive information. And with the continuous updating of technology, the current people most commonly used is the mobile phone, through the mobile phone to send text messages, dialogue, under normal conditions of communication. But now the radio doesn't do much. The TV set can only be tuned. Mobile phone Send text message is point-to-point send way, if emergency, need to send SMS to tens of thousands of people at the same time, point-to-point send SMS may lose some of the best time. Especially in the aftermath of disasters, such as earthquakes, snow storms and other natural disasters, often caused by power interruption, communication system interruption, in this case, mobile phones, television and other traditional means of communication can not play a normal role. How to realize the communication of information as soon as possible will have an important influence on stabilizing the emotion of the victims and rescuing the disaster.

Handheld TV Emergency Broadcast is a new application of CMMB Mobile Multimedia broadcasting technology, and it is a public welfare service provided by BCC Communication Group. The mobile multimedia Broadcasting network used by the system has already achieved the signal coverage in more than 300 cities nationwide, and will cover every corner of the country in the future. And the characteristics of the broadcast network is to send the opposite point, through the broadcast network to send information, you can make millions of, tens of millions or even more people at the same time receive information, suitable for use in emergency situations.

Reporter learned that at present, CMMB Mobile Multimedia radio and television technology has been radio, television, mobile phones and other terminals to achieve effective integration, its terminal carrier handheld TV sets of radios, televisions, mobile phones and other products, integrated radio, television, communication functions, can listen to radio and television stations anytime, anywhere, For mobile communications.

According to the introduction, handheld TV emergency broadcast development, its biggest feature is that when the handheld TV terminal is in standby state, if encountered the state issued emergency broadcast information, will automatically trigger the boot, accept information. BCC communication, the official said, hand-held TV emergency broadcast is under the new technology to support the government to serve the people's livelihood, BCC transmission has selected some provinces and cities to pilot. In view of the characteristics of fast transmission and rich transmission information, the handheld TV emergency broadcast has been integrated into the national emergency system, which will be combined with the existing communication network and other emergency network to become the National emergency platform.