Miracast, Android phone to connect wirelessly to TV

Hi friends, today I will show you how it works Miracast. If the iOS (iphone, ipad, ipod) have Airplay Mirroring on some newer laptops have WiDi on Android we Miracast or screencast.
Miracast is a protocol that helps us on the TV screen without wires, just you see on your phone or tablet, a kind of HDMI Wireless.
To use miracast we need a phone that supports screen mirroring (Jelly Bean or KitKat), exactly who is operating system and hardware required for it, besides we need a phone Miracast compatible TV or a android MiniPCI you to use it in case you do not have a Miracast compatible TV.
The connection between devices is done via WiFi Direct (not local network), this means that do not need to have a router for whatever connection is directly between the transmitter (phone) and reciver (tv miracast or mini pc connected to tv) .
How does it work exactly?
To simplify everything, Miracast has the mission to send the video signal displayed on the screen of your phone or tablet, directly to the receiver. There are some software instructions that take that signal from the frame buffer, compress it, pack it and send it to the receiver via WiFi Direct (not via router), just to eliminate downtime, this resulting stream reaches the TV or MiniPC connected on TV), here the stream is decompressed and displayed on the screen in real time (almost). Now of course, on some devices it will work better and on others worse, depending on the compatibility and power of the phone. Certainly in time the instructions will be finished, the hardware will be improved and the lag will be reduced, maybe we will have an exclusive chip for Miracast, which will later be able to be used for streaming, video encoding / decoding, archiving …… However Miracast is a useful feature that can sometimes help us enjoy multimedia content on larger screens without cables, even DLNA could do that. playing movies or photos from your phone or PC to your TV but with some limitations.
For those who do not know the phone can run DLNA TV only video, photo or audio, Miracast displays what is seen on the phone or tablet.
Careful.
Even if your phone supports Miracast, and not necessarily work. I met this problem when I used the Nexus 4 for Miracast connection, connected and disconnected after a few seconds. There must be some compatibility between network faces the transmitter and reciver. In the same setup, with LG G3 not had any problems. Certainly the way the Nexus wifi 4 (Murata) is not well understood and wifi module of MK 908 (Broadcom).
Experience is pleasant to the gaming, where it is almost impossible to play in television watching, the lag is too high.
For movies, youtube, apps, facebook, web browsing and other light things go, unfortunately gaming is not a solution. I would have liked to work with a bluetooth controller connected was a dream mini console without wires.
If you need a fast wireless connection between TV and phone or tablet just for video, photos or music, we tutorial and about DLNA technology.


Cristian Cismaru: I like everything related to IT&C, I like to share the experience and information I accumulate every day. I'm learning to teach you!

View Comments (51)

    • You need to know if your TV supports Miracast.
      If it does not support, you can use an android mini pc, it supports Miracast (receiver).

    • Following the use of a more exotic rum, the plastic case melted / deformed and I removed it almost completely. Now I use a passive chipset cooler (I think I showed it to you) glued with thermal conductors.
      Now everything is going very well with the stock rom (latest version). I haven't had any problems since I started using the passive cooler with stock rom.
      http://postimg.org/image/cyjb9s4r7/

  • The function that I knew before, always presents George Buhnici phones. How have you missed the tutorials there watching me.

    • You forgot something essential .... How to connect the phone to the TV ... plugs, cable and other things needed to get to the connection you already had !!! ... problem specific to all those who are already aces but their it seems trivial to explain this to beginners, so that in parentheses it is said .. this is the role of the tutorial, to make you understood to all those who follow you and I really don't know, I don't know the steps up there, not only to the connoisseurs ... I'm not interested in the quality of the image at the games, ... wasted time, practically in this video ... For me it's all .. how do I get there! ??? .. ups it seems that this ... And it's not the first time I noticed this at you. and it's not the first time you do it, you really lack the didactic tact! In the future, please be more understandable to everyone .. simpler and more efficient, don't get complicated by examples, because in fact today this is someone's intelligence, to be simple, efficient and understandable to everyone!

  • Hello Videotutorial! I have a problem with your PC meu.Astazi open a game I was playing 2-3 minutes and then I gave a crash masiv.Adica screen was all sorts of lines, but the unit still functiona.Dupa you unplug it (otherwise I can not close it or restart button does not work) and you start working, but only when I play, so it happens.
    Thank you!

    • Source or memoirs are due. Most often happens in memory, which often are not 100% compatible, or have some more errors. Poaye be and the source, if undersized or poor quality.
      This is of course assuming that the game is original, legally purchased.

        • Yes, it is possible that too. But whenever we met video cards defects were serious problems. From the description only source memory or I came to the head can be more safe installation. It is possible that no air flow is not sificient, especially if it is hot in the room.

  • Cristi I have a question. You're the one who enlightens me. MicroUSB cable and a long USB can connect telefonu IIa TV? You mean open sopcast on android phone and see on TV if not get TV Look who we love games in the near 1 as me otherwise? It may be there is something?

  • How do I delete videos received from those I subscribed to on youtube and I don't like them on tab.samsung 3100 dr 7 ". Thanks, guys, thanks.

  • Hello! With respect ptr gift that you have to know a lot of miracles, Please explain to me, I have a tablet LG GPAD 8.3poate be connected to a samsung tv f5000 (one used without smart) product from Samsung AllShare Cast Dongle ??? Thank respectfully SIMON

  • Salut.scuze for offtopic but I have a problem with the phone.
    I have a relatively new samsung s3 mini (2 weeks), when someone calls me with a phone from Allview (than with them I noticed the problem) I answer and it locks, it seems to me that we are connected but I don't hear anything, he doesn't hear nothing. After the call closes I have no sound at all, games, music, youtube ... nothing. It only recovers after the restart.

    I did not do anything with the phone, not even root.
    Do you have any idea what could be?

  • Hi Cristi. I have a question. While launching an application for android through which we can see the articles and video tutorials. If it is more difficult to launch it in the store, at least put the apk on your site and there are enough users to install it. On this occasion we come with impressions about the application and over time, maybe you launch it in Google Play and something else is gathered from the advertising. An application idea, which works and is suitable for your specifics ....

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