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RE: WCIT outcome?

"Dearlove, Christopher (UK)" <Chris.Dearlove@baesystems.com> Thu, 03 January 2013 18:49 UTC

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From: "Dearlove, Christopher (UK)" <Chris.Dearlove@baesystems.com>
To: Masataka Ohta <mohta@necom830.hpcl.titech.ac.jp>
Subject: RE: WCIT outcome?
Thread-Topic: WCIT outcome?
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Date: Thu, 03 Jan 2013 18:49:01 +0000
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I think at this point we have parted company with the real world, so I will drop out of this discussion.

-- 
Christopher Dearlove
Senior Principal Engineer, Communications Group
Communications, Networks and Image Analysis Capability
BAE Systems Advanced Technology Centre
West Hanningfield Road, Great Baddow, Chelmsford, CM2 8HN, UK
Tel: +44 1245 242194 |  Fax: +44 1245 242124
chris.dearlove@baesystems.com | http://www.baesystems.com

BAE Systems (Operations) Limited
Registered Office: Warwick House, PO Box 87, Farnborough Aerospace Centre, Farnborough, Hants, GU14 6YU, UK
Registered in England & Wales No: 1996687


-----Original Message-----
From: Masataka Ohta [mailto:mohta@necom830.hpcl.titech.ac.jp] 
Sent: 03 January 2013 13:39
To: Dearlove, Christopher (UK)
Cc: ietf@ietf.org
Subject: Re: WCIT outcome?

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Dearlove, Christopher (UK) wrote:

> Yes, all smart phones support Wi-Fi. In some "unregulated" (not
> actually entirely so) frequency bands, and with regulated powers,
> over a short range.

CSMA/CA can also work over a long range too and can, in a sense,
fairly arbitrate packets from different countries at border towns.

> But the main long range 2G/3G signals are
> TDMA or CDMA in regulated bands.

Forget them.

						Masataka Ohta


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