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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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And then, if they find out that 2.4GHz is more of a RF wasteland than they originally anticipated, they might have to start banning Bluetooth headsets, laptops, etc. from events as well. They may have to ask venues to shut down any WiFi in the arenas as well. |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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[edit]Whoops, that is 2003.[/edit] |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
i certainly hope they will not use the 2.4ghz spectrum. why not use 5.8ghz? thats used by 802.11a its not widely used with many communication devices and it would not cause tons of headaches for people with b/g/n wifi networks. remember there is the public that attends these events and some may have wireless devices (bluetooth wifi etc) and it would be hard to enforce having everyone not use wireless. then theres robot demos, parades etc. (can you imagine not being able to demo your robot in an area with wireless internet? of course they could just build some failsafes into the wireless communication (possibly adaptive frequency hopping) now that may make it so our robots could co exist with everyone.
just my opinion ...forest |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
There are already a lot of of devices out there that use the 802.11 wireless spectrum but do not necessarily use the same channel set up.
Remember, that's the 2.4 gHz band. For instance: http://www.spektrumrc.com/ Just because they use the same BAND doesn't mean that have to use the same format or frequencies. The spektrum system can have as many as 40 radios acting at the same time - and each radio uses 2 digital "channels" - even their 6 and 12 channel systems only use 2 digital channels..... Heck, all we have now is 900 Mhz radio modems. These radios from spektrumrc are used for jets, prop-planes, helicopters, and sailboats, all on the same fields with wireless networks etc etc etc. It's not an issue. It's all in the encoding. Futaba uses the same frequencies for their setup but they employ frequency hopping. Please understand - 2.4 gHz band does not need to mean noisey and dropped connections - it just happens that home networks are set up that way. |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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Patents 6674259, 7193384, and 7330776 cover the current control system, so it's not surprising that IFI would patent the new system. |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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While my wife, as a Canadian, refrains from offering opinions on American patents or laws, she does offer one comment on this file. "This," she says, "is one EXPENSIVE file." At least, that is, assuming that normal legal fees are being charged. Dean must really want this patent. Jason Code:
04-11-2008 Pre-Brief Appeal Conference decision 2 |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
I wonder how you can get a "Final" rejection three times on the same patent...
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
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As a side note, 802.11n occupies spectrum in both the 2.4 and 5 GHz regions. |
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i stand corrected ...forest |
Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
How can they patent that, a 802.11 rs-422 radio with the current RC would work.
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
My only hope is that it's not NXT based.
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Re: **FIRST EMAIL**/Future of FRC - Sneak Peek
Based on the troubling info we're learning about the FTC platform and questionable deals with Lego, it's starting to look like FIRST is selling all it's programs as markets to big companies. So if the rumors are true, I would guess Lego and their partners, Pitsco and Robolab will somehow have something to do with the new FRC system. If they're giving FLL and FTC away to companies as for-profit marketing springboards, they might as well throw FRC in. I would think having access to kids from elementary school through high school would be very appealing to companies wanting to control markets with as little or no competition as possible.
I guess I'm joking, I hope, since there's really no way for Lego, NXT or Robolab to be part of FRC. But nothing would really surprise with FIRST right now. |
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