[opendtv] Re: Opinion: Mobile TV's New Free Market Economy
- From: "Hunold, Ken" <KRH@xxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Thu, 19 Mar 2009 14:31:18 -0400
XM satellites use QPSK modulation and terrestrial repeaters use COFDM
modulation.
Hidden or visible antennas relate more to transmitted frequency and
received power than any modulation type. Sheesh...
Ken
-----Original Message-----
From: opendtv-bounce@xxxxxxxxxxxxx [mailto:opendtv-bounce@xxxxxxxxxxxxx]
On Behalf Of John Shutt
Sent: Thursday, March 19, 2009 1:17 PM
To: opendtv@xxxxxxxxxxxxx
Subject: [opendtv] Re: Opinion: Mobile TV's New Free Market Economy
I'm thinking that XM's modulation already is OFDM-based.
John
----- Original Message -----
From: "Bob Miller" <robmxa@xxxxxxxxx>
To: <opendtv@xxxxxxxxxxxxx>
Sent: Thursday, March 19, 2009 12:57 PM
Subject: [opendtv] Re: Opinion: Mobile TV's New Free Market Economy
> Or you could just switch to a COFDM based modulation. Qualcomm's cell
> phone hidden antennas seem to work just fine.
>
> Bob Miller
>
> On Thu, Mar 19, 2009 at 11:53 AM, John Shutt <shuttj@xxxxxxxxx> wrote:
>> I still do, especially while mowing the lawn in summer months.
>>
>> John
>>
>> ----- Original Message ----- From: "Hunold, Ken" <KRH@xxxxxxxxx>
>>
>>> In response to another obvious tongue-in-cheek comment, three years
ago
>>> I used a set of headphones that had an XM antenna hidden in the
>>> headband, and it worked quite well with a portable XM unit. No need
to
>>> walk a certain way or orient your head to the south ;)
>>
>>
>>
>>
>>
>>
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