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-   -   Student Invention May Significantly Extend Mobile Device Battery Life (https://talk.maemo.org/showthread.php?t=25698)

Lord Raiden 2008-12-20 03:35

Student Invention May Significantly Extend Mobile Device Battery Life
 
http://hardware.slashdot.org/article.../12/19/2338237

Anyone think this is really going to fly? If it does, it's got quite a potential to help mobile devices like the NIT.

YoDude 2008-12-20 04:07

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
Quote:

Originally Posted by Lord Raiden (Post 251029)
http://hardware.slashdot.org/article.../12/19/2338237

Anyone think this is really going to fly? If it does, it's got quite a potential to help mobile devices like the NIT.

Not really. If I read correctly the method reduces the power consumed by the antenna by the order of 12, not the whole device.

On a cell phone that may be a sizable chunk of the total power consumed, but on a WiFi/BT only device like our tablets... maybe not so much.

Edit: ... BTW, I think it will fly but other factors like RF & magnetic interference may have to be overcome first.

branitar 2008-12-20 11:47

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
Hmmm i wonder what happens when you connect LOTS of components like that. I'm not sure that you could build a whole device with that kind of technology. So I'm with YoDude on that matter...

tso 2008-12-20 13:30

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
wifi can eat a lot of juice, if allowed to...

electrolind 2008-12-20 13:43

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
I read his dissertation. The idea he has is to use a wireless connection internally in the device as a lower resistance "wire" than the copper/hybrid alloy wire that is used currently. (The N800's wire to the antenna is several tenths of an ohm) It is an interesting idea that will take at least 3 to 5 years until it is seen in devices. It could also shrink the size of devices.

allnameswereout 2008-12-20 19:49

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
Quote:

Originally Posted by tso (Post 251126)
wifi can eat a lot of juice, if allowed to...

If applied correct it doesn't. With correct material and aiming one can extend the range. I've seen stations like this together with other embedded hardware applied in Africa on solar power.

Texrat 2008-12-21 20:05

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
I love the /. comments... some people analyzing the thesis via other comments rather than the paper itself. :D

tso 2008-12-21 20:06

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
thats slashdot for you, dont bother reading the article, just comment on the summary...

Benson 2008-12-21 21:07

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
Yes, but the article's just been /.ed; odds are it's already inaccessible, so why try reading it?

tso 2008-12-21 21:13

Re: Student Invention May Significantly Extend Mobile Device Battery Life
 
is there not some kind of mirroring service built into slashdot these days?


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