This is a discussion on Gsm And Cdma Versions within the Treo Smartphones forums; Does anyone know if the 700w will be released in GSM and cdma vesions?? Verizon is CDMA if i'm not ...
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Gsm And Cdma Versions
Does anyone know if the 700w will be released in GSM and cdma vesions?? Verizon is CDMA if i'm not mistaken. The the MS/Verizon announcement on Monday, we may have to wait a while for a GSM version.
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If there is a GSM version, it may take a while for it to be released. In the meantime, could you tell us what your user name means?
Mobi·gas·mic!
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T-Mobile Treo 600--> Cingular Treo 650--> Cingular 8125--> Imate JasJar--> TMobile SDA--> Cingular Blackjack --> Cingular 8525-->UBiQUiO 503g
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VzW has a 6 month lock so GSM won't happen until at least until after June 2006.
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So if Verizon has a 6 month GSM lock does that mean that Sprint will also get this phone when it releases? Isnt CDMA technology used by Sprint.
Thanks
Jim
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Actually Verizon has a 6 month lock on CDMA (sprint uses CDMA too) and so far no mention of a GSM model yet. Most likely we won't hear about it until late spring.
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So to get this straight does Verizon have exclusive rights to it for 6 months or just CDMA lock. Will Verizon and Sprint and other companies that use CDMA have the rights to it when it first releases or will we be seeing this only from Verizon when it first comes out for the first 6 months?
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Vocabulary Review
What is GSM and what is the difference between it and cdma?
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On September 26th 2005 Microsoft, Palm and Verizon held a joint press conference to announce the new Windows Mobile Treo (no formal name given) during the press conference it was stated that Verizon will have (paid for) a 6 month exlcusive on the new Treo for WM. This means no other carrier either CDMA or GSM will be able to sell the Treo for WM until the exclusive is up. Since Verizon and Sprint do not allow each others phones to be activated on their networks (unlike GSM carriers who accept unlocked phones) you won't see Sprint with this until Mid 2006. GSM won't show up until after mid 2006 or later.
GSM and CDMA (not a tech junkie) but simply put they are not the same and you can use a CDMA phone on GSM and vice versa.
http://www.palm.com/us/company/pr/ne...l?reqid=760974
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Wireless Protocol(s)
from CNET:
Q: What exactly is the difference between CDMA and GSM, and how does that translate to real-world functionality?
A: You could write a book describing the technical differences between the two technologies, but I'll spare you the gritty details by describing how these variations may influence your mobile shopping decisions. In the most general sense, CDMA sends wireless signals in a series of unique codes, while GSM divides signals into a series of individual time slots (for more information, see the glossary in our quick guide to 3G). To you, that means a few things. CDMA networks tend to have more capacity so that more callers can use the network at one time, and they tend do a better job during handoffs, when your call is passed from one tower to another. CDMA also has more widespread coverage in the United States, especially when you count analog roaming, and offers more stateside high-speed data networks. Finally--and I know I'm opening a Pandora's box here--CDMA supporters, who are likely to be the most vociferous defenders, usually argue that their technology offers better call clarity. Keep in mind, though, that it's not necessarily a fact since individual call quality is a matter of opinion, and it depends on a multitude of factors that can be beyond your control.
On the other hand, GSM has its own advantages. GSM's advocates argue that because it is a newer technology (though it is based on the older TDMA networks), it's better equipped for the conversion to 3G. Also, GSM is more widely used than CDMA, with service available in more countries around the globe. CDMA is adding regions as time goes on, but if want a true world phone, GSM is your choice. GSM also uses a SIM card, so it's much easier to switch your phone number and your contacts between handsets. And speaking of phones, GSM phones usually require less battery power than CDMA, and at least in the United States, the GSM carriers (Cingular and T-Mobile) have a more varied selection of phones that include such higher-end features as Bluetooth than do CDMA providers Sprint and Verizon.
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Also, info on other wireless protocols:
PROTOCOL: 802.11a
MAIN USE: PC Networking
FREQUENCY: 5GHz
RANGE: 25-75ft inside/100ft Outside
SPEED: ~54Mbps
NOTES: Not backwardly compatible with 802.11b, 802.11g. Other 5GHz devices may disrupt connection
PROTOCOL: 802.11b
MAIN USE: PC/PPC Networking
FREQUENCY: 2.4GHz
RANGE: ~100ft inside/250 Outside
SPEED: ~11Mbps
NOTES: Other 2.4GHz devices may disrupt connection
PROTOCOL: 802.11g
MAIN USE: PC/PPC Networking
FREQUENCY: 2.4GHz
RANGE: ~100ft inside/250ft Outside
SPEED: ~54Mbps
NOTES: Other 2.4GHz devices may disrupt connection
PROTOCOL: Bluetooth
MAIN USE: Connecting Peripherals
FREQUENCY: 2.4GHz
RANGE: ~33ft
SPEED: ~720Kbps
NOTES: Other 2.4GHz devices may disrupt connection
PROTOCOL: EvDO (Evolution Data Only)
MAIN USE: Data for Digital Cell Phone Network
FREQUENCY: 800/1600CDMA, 900/1800GRPS
RANGE: Provider Coverage Area
SPEED: Expected 500kbps-800kbps, theoretical 2Mbps.
NOTES: -none-
PROTOCOL: GSM (Global System for Mobile Communications)
MAIN USE: Cell Phone Network
FREQUENCY: 900MHz/1,800MHz/1,900MHz
RANGE: Set by Provider
SPEED: Set by Provider
NOTES: Incompatible w/CDMA & TDMA networks
PROTOCOL: 3GSM (3rd Generation Global System for Mobile Communications)
MAIN USE: 3GSM Cell Networks
FREQUENCY: 1,920MHz to 1,980MHz/2,110-2,170MHz
RANGE: Set by Provider
SPEED: 2Mbps
NOTES: Incompatible w/CDMA networks
PROTOCOL: GPRS (General Packet Radio Service)
MAIN USE: Data for GSM phones
FREQUENCY: Set by Provider
RANGE: Set by Provider
SPEED: ~50Kbps
NOTES: Incompatible w/CDMA networks
PROTOCOL: CDMA (Code Division Multiple Access)
MAIN USE: Digital Cell Network
FREQUENCY: 800MHz/900MHz/1,700MHz/1,800MHz/1,900MHz
RANGE: Coverage Area
SPEED: 14.4Kbps/64Kbps
NOTES: Not compatible with GSM, TDMA networks
PROTOCOL: CDMA2000 (Code Division Multiple Access, Version 2000)
MAIN USE: Digital Cell Network
FREQUENCY: Any bandwidth selected by Provider
RANGE: Coverage area
SPEED: 144Kbps/4.8Mbps in the future
NOTES: Incompatible with GSM, TDMA networks
PROTOCOL: CDPD (Cellular Digital Packet Data)
MAIN USE: Analog Cell Data Ntwk
FREQUENCY: 800MHz, 1,900MHz
RANGE: Coverage area
SPEED: 19.2Kbps
NOTES:
PROTOCOL: TDMA (Time Division Multiple Access)
MAIN USE: Digital Cell Netowrk
FREQUENCY: 800MHz, 1,900MHz
RANGE: Coverage Area
SPEED: 64Kbps-120Kbps
NOTES: Not compatible with GSM, CDMA networks
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700 to wait or not to wait...
I am currently a verizon customer and my contract is almost up soon. I really want a treo but I am holding out for the 700. Question is do I stay with Verizon or jump over to Sprint? Doesnt Cingular have one too? ....does anyone know whether which one is the better especially for someone who travels...
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