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The coming of the era of 4 g Which industries

Published:2014-04-08 Sources: Views:1152

 

 

 



 

Digital signage

    4 g licences finally on December 4, 2013, "beginning", mobile, telecom, unicom, become the final winner. 4 g, finally from test mode to business mode. As a result of bandwidth, traffic bound limited application in 3 g era, such as images, video sharing, remote monitoring, cloud storage, such as cloud computing services, have been waved to the masses of users, the practicability of the mobile Internet increase greatly.


In the field of current digital signage, network has become an indisputable fact that, while under the title "the fifth media", its natural not stopping on the Internet, mobile Internet, active and mobile terminal integration has become a recognized industry trends. Now, 4 g era of open, no doubt to the trend of ground laid a solid foundation.


Compared with the traditional transmission of information tools, digital sign a prominent advantage is flexible transmission way, of course, in order to get enough attention, video is the mainstream. Means, in the process of digital signage mobile, video sharing is a key link. In 3 g era, however, influenced by at his own expense, bandwidth, and so on factors, the majority of users in the use of smart phones to watch video, will use WIFI environment or to watch after download, and digital signage pursuit of the effect of synchronous push. It was also because of this, in the 3 g era, mobile digital signage network "smell its voice only see its shape". Of the release of 4 g networks on video sharing, no doubt, to digital signage mobile into a big step forward.


4 g era is the era of big data and cloud computing, the prevalence of cloud and digital signage fields bring out the best in each other. In 2013, the number of digital signage manufacturers increased obviously, the so-called firewood high flame, manufacturers touting let cloud digital signage from the crowd to the wider public, has not been popular, an important obstacle is the lack of recognition by the user. Under the 4 g network, big data and cloud computing applications to and represented by smartphone personal mobile terminal close contact, in the market awareness cultivation would be much easier. The 4 g network promotion for the cloud, as it were, the popularity of digital signage provides a good opportunity.


Since mentioned digital signage intelligent cloud will have to say. So-called intelligent digital sign, it is more emphasis on human-computer interaction, can realize intelligent identification, passenger flow analysis, advertising effectiveness evaluation such as humanized operation. However, in order to achieve the above functions, the network is the necessary premise. 4 g network environment, remote control terminal is not limited to computers, smart phones, tablets, can be competent, do real monitoring control anytime and anywhere, let advertisers can be more accurate to control the time node, so as to better meet the digital sign 7 x24 hours running and maintenance requirements.


Faster transmission speed, convenient mobile display terminal, broad Internet, for digital signage, commercial 4 g network to the impact of its development can be disruptive, operation mode and operation process. Along with the rise of the 4 g network application intelligent digital signage, mobile, cloud will be more quickly into the commercial stage.



The projector

     In the mobile Internet rapid development today, the projector is working with PC, tablet computers, mobile phones and other terminal application more closely integrated, and one of the most representative is the LED projector. In fact, for the friend that slightly understand LED projector, should be easy to understand.


       LED projector positioning is an mobile entertainment machine, its traditional projector with known as is not the same. Since its listing, in addition to the main characteristics of portable mobile, and followed the trend of the abundant functions, meet the demand of the users diversified use, let you enjoy to the mobile screen picture anytime and anywhere.


     In order to meet growing demand the use of the user, this year's new LED projector in addition to the comprehensive add wireless function, but also a yard all joined the MHL function, it is simple connection mode, make the projector real smartphone companion. Don't need through the computer, smart phone can be connected directly to the projector, without a set synchronous sound, video, can control the projection by mobile phones, let users can easily on the projection screen experience the colorful applications of smart phones. Some products also can directly read PDF document, Office and do not need to use the computer to have the document presentation.


    Published this year, as it were, hd portable, mobile interconnection, a new generation of LED projector is redefining the future of portable projectors. Under the environment of this trend, the future LED projector will be much more closely integrated with mobile smart devices.


   And the advent of the era of 4 g networks, it implements the communication and fusion of the Internet, that is to say, "the real mobile Internet era", will make smartphones and LED projector application more rapid popularization.


   So think, although mainly because in the past 3 g opened the era of Internet and communication, but the network speed is relatively slow. In use with LED projector interconnection, need to quickly share a wireless network can sound, video and other applications. Once when there is no Wifi in the outside, want to carefree experience big screen can not be easy, greatly reduces the usability.


     4 g, by contrast, is the collection of 3 g and WLAN in one, and can transmit high quality video image, the image transmission quality and high definition TV. 4 g system can download at a speed of 100 MBPS, 2000 times faster than current dial-up Internet access, upload speed can reach 20 MBPS, and can meet the requirements of almost all users for wireless service.


     Take an example: now many young people look for 5 minutes, 3 minutes trailers have basic decided to don't go to the cinema to watch this movie download trailers so two or three minutes spent is on the order of seconds, hd also as long as two to three minutes.

    Can say, the advent of the era of 4 g networks, make a portable LED projector application to highway "data". Such as business people often need to high-speed mobile network office, don't need the PPT document storage in any storage devices, just save it in the cloud, download demo, anytime and anywhere without waiting too long, very convenient.

    For online video enthusiasts, the use of smart phones and portable projectors connected to enjoy big screen moving scenes, but also good news. 4 g era can make high-definition video online "zero delay", almost no difference with the local video in the outside, don't have to worry about network problems. It will also inspire projection manufacturer more innovative applications, further satisfy people for "small equipment, big picture" and "sharing" anytime and anywhere.


Mobile video conference business


    At China mobile SKTelecom4G hd voice communication ceremony, the world's first international, across the td-scdma LTE and 4 gvolte LTEFDD commercial network hd audio and video call through to success, chengdu, hangzhou and multinational, Hong Kong and Seoul, South Korea, 4 g hd video communications, marked the TD - of China's leading LTE has made new breakthrough in the field of voice solution.

    The (4 g era provides the high quality voice key infrastructure services, is also the key to provide a rich media services. (technology brings the most direct feeling is 4 g users on waiting time shorter, and higher quality, more natural effect of audio and video calls. The same voice calls, in the age of 2 g takes 6 to 7 seconds, and through the (4 g transfer only takes 1 to 2 seconds. It completely changed the telephone invented since 137, the most traditional way of speech coding.

    The personage inside course of study says, the international 4 g hd video communications show that 4 g networks will call quality, network speed, turn on time, international roaming and so on various aspects showed more advantages. Mature 4 g technology will accelerate the development of mobile video conference business.


Source: the projection period


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