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Forum Viewer Challange: Dual side TV Screen
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  • Replies 16 replies
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Related

Viewer Challange: Dual side TV Screen

Former Member
Former Member over 14 years ago

Dear Ben Heck,

     I was thinking maybe if you can make a dual TV for gaming. Me and my brother would play Call of Duty Modern Warfare 2 or Call of Duty Black Ops and we would complain about looking on each others screen when we 1V1 each other on a single TV. I'm pretty sure that people out there don't want to buy a system link cable and get two of the games and two XBoxs, even tho we have two XBoxs we dont have a system link or two of the same game. What I'm thinking is one TV backed up against the other or something like that. I really don't know how to mod so I don't know if this is possible. Well anything is possible when it comes to technology.

 

 

Thanks,

Matthew Harrington

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  • RovertScott
    RovertScott over 14 years ago

    I would think that the concept is quite simple and the ability to  combine two screens together wouldn't be too hard, but to achieve the  desired effect may be a bit complicated.

     

    [Possible way to do it]

    You  would want two identical Widescreen LCDs with low depth. Then by  releasing the screens and components from their casing, making a housing  that can hold both screens back to back is a fairly simple build.

     

    However,  this is where things may get complicated. Both screens can't share the  same video input as they both would be identical splitscreen images.  What is required is a piece of hardware and/or Software that can split  the incoming signal from the Console and output the top half to one  screen and the bottom half to the other (also scaling both up). For this  reason we use a pair of Widescreen LCDs, this is due to the normal  Square Image being split into two seprate rectangular images. We want  the best fit for these seprate images, and so a Widescreen LCD would be  the best option, with the Video output set to 4:3 Aspect Ratio (See  Image). *

     

    I am no Hacker by any standard and do not  have the knowledge of electronics to achieve this. I am a Conceptual  Artist who is good with design based problem solving, but I hope I have  provided at least some positive feedback that can be used in achieving  your goal.

     

     

     

     

    *  Personallty I prefer an LCD with a 4:3 aspect ratio, as it can provide a  4:3 or 16:9 image without a shadow of doubt. For some inexplicable  reason there is always an aspect ratio problem when dealing with a  Widescreen LCD. It dosent help that the Software and/or hardware was  made for the Aspect Ratio Ignorant, and so the options don't do what you  need them to.

    image

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  • GardenState
    GardenState over 14 years ago in reply to RovertScott

    I am wondering whether the algorithms used for 3D that devide a frame into separate left and right eye images that are then  put  together using a top-bottom or side-by-side protocol could be used to send an image to the front and back displays. Resolution would suffer but it will any time you split the signal in any way.

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  • Former Member
    Former Member over 14 years ago in reply to RovertScott

    thanks roverscott. its true that slapping two tvs together would be way too easy and that they would have the same image, so they would still have the same picture as the other. my one problem when i was thinking today about splitting the screen was actually splitting it. do you (or anybody that reads this) think there is any kind of hardware/software that could split exactly half of a lcd or led tv.

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  • RovertScott
    RovertScott over 14 years ago in reply to Former Member

    GardenState, this link shows a method of viewing two images at onces using one screen. However, there is no software for this hardware hack to accomplish the disered effect. http://hackaday.com/2010/08/02/hardware-hack-3d-software-still-needed/

     

    Matt, I was thinking that it shouldn't be too hard to make a piece of hardware that could split a progressive scan image and output them to seprate places. It would require a device that runs 2x as fast as the incoming video, inorder to prevent image flickering or lag.

     

    Console Out -> Device In -> Device Out1 & Out2 -> Screen 1 &  2 In

    Progressive scan goes into the device and ouputs it to Screen1, but when it hits scan line X it switches output from out 1 to out 2.

     

    image

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  • Former Member
    Former Member over 14 years ago in reply to RovertScott

    thanks dude that sounds helpful

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  • Former Member
    Former Member over 14 years ago

    Errr, My friend just plugged in component and HDMI at the same time and it picked up on both tested and worked on 360 and ps3.

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  • Former Member
    Former Member over 14 years ago in reply to Former Member

    dude not the same thing im talking about

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  • Former Member
    Former Member over 14 years ago in reply to Former Member

    How is it not? You want a split screen but on dual displays, I pluged hdmi and component into my friends ps3 and it picked up on it just fine and his 360

     

     

    I'm pretty sure thats what you wanted right? Maybe it's game dependant?

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  • Former Member
    Former Member over 14 years ago in reply to Former Member

    i want two tvs.. one half on one screen and the other screen has the other. i dont want two consles on one screen... thats what im getting by what you are saying...

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  • RovertScott
    RovertScott over 14 years ago

    Here is some links to commercial products that can seperate the mutliplayer split screen to two diffrent LCDs.
    However, they are very expensive and very complicated pieces of machinery. Could someone please make a do it yourself write up for this guy.

     

    http://www.motama.com/nmmdocs_videowall.html
    http://www.ieiworld.com/product_groups/industrial/index.aspx?gid=00001000010000000010
    http://www.gefen.com/kvm/dproduct.jsp?prod_id=8958
    http://www.cinemassivedisplays.com/video-wall/
    http://www.cinemassivedisplays.com/video-wall/video-wall-case-studies.php
    http://www.9xmedia.com/new/products/video-wall-servers.php

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