Re: [apple-iphone] IPhone 4 Loses Reception When Antenna Band is Touched: Firmware Issue?
Me either - I did notice signal jumps in my house (which has always had poor
coverage) between 1 and 5 bars (not 2, 3 or 4) so it could have been me
touching it but I think once we put them in bumpers or cases, it won't be an
issue.
On Thu, Jun 24, 2010 at 13:29, Norma Steele <noearthspam@gmail.com> wrote:
> So far not an issue on my i4
>
> On Thu, Jun 24, 2010 at 10:16 AM, Mark <hargrme@gmail.com> wrote:
>
> > Tried it. Doesn't happen with my iPhone 4.
> >
> > Mark
> >
> >
> > On Thu, Jun 24, 2010 at 10:25 AM, rkkeller8 <thekellergroup@gmail.com
> > >wrote:
> >
> > >
> > >
> > >
> > >
> >
> http://www.wired.com/gadgetlab/2010/06/iphone-4-loses-reception-when-antenna-band-is-touched-firmware-issue/
> > >
> > > Got an iPhone 4 yet? Hold it carefully by the glass, avoiding the new
> > steel
> > > antenna band that runs around the edges. Note the number of
> > signal-strength
> > > bars you have. Now, touch the steel band with your other hand,
> preferably
> > > the left and bottom sides together. You will almost certainly see your
> > > signal disappear, or drop by three or four bars.
> > >
> > > The problem is being so widely reported that Gizmodo has managed to add
> > 16
> > > videos of the phenomenon, along with many, many user reports. The
> problem
> > is
> > > also repeatable, making it look like a lot more than simple
> coincidence.
> > >
> > > If you have ever touched a bare-metal loop antenna for a TV, you'll
> know
> > > that the water-filled human body has an effect on the reception,
> although
> > in
> > > that case it usually improves the picture.
> > >
> > > This, it turns out, is not entirely unexpected. Just two weeks ago,
> Jens
> > > Nielsen of Danish blog ComON quoted Professor Gert Frølund Pedersen of
> > the
> > > Department of Electronic Systems at Aalborg University:
> > >
> > > [H]uman tissues will in any case have an inhibitory effect on the
> > antenna.
> > > Touch means that a larger portion of the antenna energy turns into heat
> > and
> > > lost. This makes the antenna less efficient to send and receive radio
> > > signals. [Translation by Google]
> > >
> > > Simply holding the new iPhone in the hand is enough to kill the signal.
> > > Even Walt Mossberg, in his review of the iPhone 4, had an eerily
> > > similar-sounding experience:
> > >
> >
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
>
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