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New Wi-Fi Spec to Permit Direct Device-to-Device Linking

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Easier Ad-hoc?

vlad213

Oct 14, 2009, 8:41 AM
I believe the ability for Wi-Fi devices to connect directly to each other has been there since the beginning: this is called ad-hoc mode. (Most of us use the infrastructure mode, when the devices talk only to the access point, which acts like a wireless switch.) It sounds like this spec is all about making the process of setting up an ad-hoc network between any two devices easier and more transparent to the user, which is why it's just a software upgrade. It's kind of like WPS, which is a software feature that makes it easier to add devices to a WPA-enabled infrastructure mode network.
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asLeepLessman

Oct 14, 2009, 5:50 PM
I am a bit confused but more interested. Ad-Hoc mode? You mean like the set up on a PsP right? Thats what I got out of your post. If so, it makes plenty of sense. You lost me on the WPA- and WPS part. Can you break it down for me please?

I am not ashamed to admit I don't know. I am ashamed however to be interested and not find out.
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Mektah

Oct 15, 2009, 8:12 AM
Yes, Ad-Hoc is similar to the set up on PSP. WPA is Wi-Fi Protected Access, the simple jest of this is that passwords have to be between 8 and 32 characters and that there is a Preamble, then a handshake. Think of WPA like a really really really really formal introduction. First you introduce yourself, then you agree to the terms of what will be discussed how it will be protected and such and then you discuss once everything else is agreed upon. WPS stands for Wi-Fi Protected Access. Essentially this is what is most commonly used now. When you buy a router or get one from your local cable company it has a special code on the bottom of the router. In order for anything to connect that code has to be registered from the requesting device ...
(continues)
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Mektah

Oct 15, 2009, 8:12 AM
Sorry WPS is Wi-Fi Protected Setup...
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asLeepLessman

Oct 15, 2009, 11:12 AM
Thank you.

I guess my only question would be its strength in terms of cellphones. On a PsP, the Ad-Hoc strength is weak, very weak, at best. I have lost connection when standing less then 3 ft from the other PsP. Is this a PsP issue only or a Ad-Hoc issue? If its a Ad-Hoc issue, it is a issue that seriously needs to be addressed. Losing connection in the middle of a data transfer is completely different then losing connection in the middle of a game.

What kind of range do you think would be expected for such a feature as this on a Cellphone device?
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Mektah

Oct 17, 2009, 2:01 AM
Since both devices will have to have wifi direct, it will depend on the range of the equipment that has the shortest range. I expect at minimum that equal to bluetooth.
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asLeepLessman

Oct 20, 2009, 5:36 PM
Makes sense. ty.
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