[ntp:questions] .1 Microsecond Synchronization

Richard B. Gilbert rgilbert88 at comcast.net
Sat Jun 6 03:05:09 UTC 2009

Unruh wrote:
> "Richard B. Gilbert" <rgilbert88 at comcast.net> writes:
>> Unruh wrote:
>>> "Richard B. Gilbert" <rgilbert88 at comcast.net> writes:
>>>> Harlan Stenn wrote:
>>>>> The time on my cellphone is routinely more than 3 seconds off of GPS time.
>>>> Is your cell phone "CDMA"?   Other technologies, there are several, may 
>>>> not require the precise timing that CDMA does!
>>> It will be hard for them to get CDMA in London, or Paris, or in fact anywhere in the world except
>>> N America.
>> Being a citizen of, and resident in, the U.S.A. I tend to supply answers 
>>  relevant to the U.S.A.  AFAIK, Harlan is also a citizen and resident.
>> As I mentioned, there ARE other technologies. Technologies ofter than 
>> CDMA are used both here and abroad.  Verizon Wireless is one of the 
>> largest service providers here and they use CDMA.
> But since the OP about whom this whole thread is all about seems to be with a worldwide company, 
> the answer may be less relevant for him. 
>> So far, my CDMA phones have been able to make and receive calls 
>> everywhere I've been since I bought my first digital phone.
> I guess you don't travel much.
>> FWIW, I believe that Japan and Korea also use CDMA.
> Different frequencies etc. I believe. I think neither US nor European phones word there. 
> But I have never been there to try.

I don't travel excessively!  I live in NJ and travel to/through PA, DE, 
MD, NY, CT, MA.  The parts of these states I have been to/through all 
seem to have adequate cell phone coverage although I'm sure that there 
must be a few places without it; I haven't found them yet.

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