View Full Version : A+E Interactive :Nintendo's Wii Controller: How does it work?
ParamountCell 06-14-2006, 11:25 PM http://blogs.mercurynews.com/aei/2006/06/nintendos_wii_c.html
interesting read
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innermindseye
06-15-2006, 03:22 AM
hey cheers for the article dude. i was just asking my friends about this today. none of us were sure of how it worked. good timing. and btw i replied 1st if this dusnt get thru. ther still moderating my posts for no reason. :(
ParamountCell
06-15-2006, 11:00 AM
hey cheers for the 1st post, yea I see it. You are still being watched? Maybe the chiefs are playing big bro. Anyway I find the last bit of the article very interesting. What is the sensor bar for, if wii can sense all the movements anyway?
SHEPEIRO
06-15-2006, 11:04 AM
not sure about this, but i think
sensor bar is to triagulate position (+maybe rotation)
motion sensors inside the controller are for rotation and speed of movement
and the laser pointer for pointing direction in exact relation to tv
quite a cool peice of kit IMO
innermindseye
06-15-2006, 11:42 AM
hey cheers for the 1st post, yea I see it. You are still being watched? Maybe the chiefs are playing big bro. Anyway I find the last bit of the article very interesting. What is the sensor bar for, if wii can sense all the movements anyway?
yeea and the cheifs got me good this time as well.... if im logged in under my name, it keeps telling me busy messages and to wait30 seconds to show a page. but if i log out, all the pages are quickly and easily accessible. I dunnoif theyve put me on some low priority list or something but its not good...
bloody cgtalk.. you try to have a civil discussion and some poeple jus dont like you having a different opinion to theirs. grrrrr.....
UrbanFuturistic
06-15-2006, 12:40 PM
ther still moderating my posts for no reason. :(Have you contacted a mod about this? PM a mod, any mod, I hear RobertoOrtiz (http://forums.cgsociety.org/member.php?u=5324) sleeps only 5 minutes in a day :D
spurcell
06-15-2006, 07:33 PM
i had the same issue. no replies to emails or threads in the forum section....:thumbsup: just started a new user and forgot the old...
Bonedaddy
06-15-2006, 08:21 PM
Have you contacted a mod about this? PM a mod, any mod, I hear RobertoOrtiz (http://forums.cgsociety.org/member.php?u=5324) sleeps only 5 minutes in a day :D
I hear he started a fight club in Miami...
ParamountCell
06-15-2006, 11:24 PM
i had the same issue. no replies to emails or threads in the forum section....:thumbsup: just started a new user and forgot the old...
did you have only four views (or some other number) to each of your posts? If so then you have been banished to forum hell.....
shepiro, you may well have a point there.
Inntermindseye, at the moment we can see your post so i dont think you are in hell yet
NanoGator
06-15-2006, 11:56 PM
I hear he started a fight club in Miami...
Did you see what he did to the LotR trailer?
;)
spurcell
06-16-2006, 06:06 PM
did you have only four views (or some other number) to each of your posts? If so then you have been banished to forum hell.....
shepiro, you may well have a point there.
Inntermindseye, at the moment we can see your post so i dont think you are in hell yet
no it was probably more tied to me not being a gushing cgtalk fanboi who thinks they can do no wrong. Im honest with myself and everyone around me... :)
UrbanFuturistic
06-16-2006, 08:09 PM
Did you ever contact a mod to ask what was happening?
If the mods have a problem with what you are doing, they will most definitely let you know about it in the most direct fashion, believe me I know.
So, whatever, in the name of my ongoing crusade against manufactured bullshit, please shut up.
ParamountCell
06-16-2006, 09:02 PM
no it was probably more tied to me not being a gushing cgtalk fanboi who thinks they can do no wrong. Im honest with myself and everyone around me... :)
what was your last username?
So, whatever, in the name of my ongoing crusade against manufactured bullshit, please shut up.
hahahah
Any way guys what do you think the sensor bar is for? Shepiro did bring out some real points.
Wintermute
06-16-2006, 11:01 PM
I may be completely wrong here, but I'm thinking that the IR window on the front of the wiimote is only for the power on/off function (use the wiimote to turn the console on or off). A fixed optical sensor on the end of the controller would be of little use in dertermining position if you were to point away from the sensor bar (like you would in large, sweeping motions–or held it sideways as shown in the Excite Truck video)
The sensor bar should provide enough reference points that triangulation with the wiimote via rf(bluetooth) would be relatively simple (think gps on a livingroom scale)
of course, I'd need to buy one and read the documentation to know for sure–that is, if they include that info in the manual(s).
SylvanMist
06-16-2006, 11:11 PM
how do you get rid of the annoying advertisement banner that is obstructing the view on that page? Is it just me? I'm using firefox...there's no X or close link, and it's not going away...I'll just copy/paste the text here so I, and others, can read it if they have a problem.
I've been mulling over the Wii game console's innovative controller. One question I haven't heard the answer to so far is what does the optical sensor do? Does anyone know? I suppose it tells the console that someone is standing in front of the TV and pointing something at the screen. But can't the rest of the sensors do that?
To back up a little, the Wii's remote control has some neat built-in motion sensors. That's what enables the interesting new kinds of game play where the controller extends your body. In a tennis game, you hold the Wii controller and take a whack at the ball coming at you on the screen. As you do so, the ball goes flying back wherever you're pointing.
The controller senses motion. It's got a MEMS device. That's short for micro electro-mechanical system. This is a little silicon chip built with semiconductor manufacturing technology. But in contrast to chips, MEMS devices are like tiny little machines, like gears. In this case, the chip suppliers Analog Devices and ST Microelectronics have built MEMS accelerometers. These are the same devices that they use in laptop hard disk drives. If they start falling, the accelerometer senses the motion and the drive will immediately lock down its head so that it doesn’t damage the disk upon impact. The accelerometers are also used to detect impacts that trigger air bag deployments.
The chip senses direction and acceleration by measuring changes in the electrons within it. The electrons move around depending upon the position and motion of the controller. Picture a couple of charged plates inside the sensor. One stays put, but the other moves. The electrons that surround the plates move with that motion. By measuring the capacitance, the sensor captures movement data. The devices can sense up down, left right, and forward backward motion. They can also sense acceleration. Then the signal processing parts of the chip take that data and ship it over to the Broadcom chip.
Broadcom makes the wireless Bluetooth radio chip that transmits the positional data to the console in real time. All of the components are inexpensive and they are a lot faster than they used to be. That’s how a big backhand stroke by the player gets translated into a virtual stroke in a tennis game. But if all that is in there, what do they need the optical sensor for. Can't they just calculate where the controller is pointing based on the XYZ data and motion data alone?
pgp_protector
06-16-2006, 11:19 PM
how do you get rid of the annoying advertisement banner that is obstructing the view on that page? Is it just me? I'm using firefox...there's no X or close link, and it's not going away...I'll just copy/paste the text here so I, and others, can read it if they have a problem.
Yea, (firefox user also) I also had that same prob & same solution :D
JeroenDStout
06-16-2006, 11:37 PM
how do you get rid of the annoying advertisement banner that is obstructing the view on that page? Is it just me? I'm using firefox...there's no X or close link, and it's not going away...I'll just copy/paste the text here so I, and others, can read it if they have a problem.
There's a special Internet Explorer plug-in for Firefox, so you can switch rendering engines between Firefox and IE in your FF-tabs. I use it for testing my website and W3C-challenged pages.
UrbanFuturistic
06-17-2006, 12:51 AM
I swear some web designers wouldn't know proper flexible table formatting if it bit them on the arse. That's what causes these problems in FF, damn table overlap.
Eeehnyway, I don't care how this thing works, just so long as it does... apparently fluorescent lights are a problem.
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