bluetooth proximity

Ewan Marshall ewanm89 at googlemail.com
Wed Jun 18 18:43:17 CEST 2008


W. B. Kranendonk wrote:
> --- On Mon, 6/16/08, Tilman Baumann <tilman at baumann.name> wrote:
>   
>> AVee wrote:
>>     
>>>>  (...) There are a lot of reasons
>>>> why this is not feasible. Sorry. 
>>>>         
>>> I tend to agree, however, things might change if you
>>>       
>> add gps. You'd might just (...) That leaves only the
>> 'exact measurement' to be 
>>     
>>> solved.
>>>
>>> It might work, but the precision will probably still
>>>       
>> be far to low to be 
>>     
>>> useable for anything.
>>>       
>
>   
>> (absolute position...) But the 
>> relative position should be extremely high. (As high as
>> DGPS can get)
>>
>> At least in theory.
>>     
>
> Thanks for thinking along.
>
> What I was thinking of, in a game setting, to use the phone as some sort of hack & slash device. Given my opponent and me are withing reasonable proximity, she with -say- a spear-device, me with a sword or so. She could try stabbing me, while I parry. The devices have to calculate the hit ratio.
>
> Would a sound-code offer a possible solution? Could we measure some doppler effect with the built in microphone?
>   
You'll be better off using the accelerometers...
> And, on a side note... How impact proof will the phone be, might she try throwing her spear? :-P




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