Problems importing SKorean GS2 to Sprint? - Galaxy S II Q&A, Help & Troubleshooting

What problems would I have importing the Galaxy S 2 to the USA and putting it on Sprint's CDMA network?
I know Sprint roams in South Korea on their CDMA network... Can you guys think of any problems doing this?

dont forget to mention that you are going to use a sim card

http://forum.xda-developers.com/showthread.php?p=13234818#post13234818

I am under the impresion that sprint will never add a phone to their network that does not say sprint on it.
Just call them (Sprint) and ask, but from back experience it will not happen.
Also as far as I know the current SGS2 that is available is a GSM model not CDMA which is what Sprint uses.

Bukem75 said:
What problems would I have importing the Galaxy S 2 to the USA and putting it on Sprint's CDMA network?
I know Sprint roams in South Korea on their CDMA network... Can you guys think of any problems doing this?
Click to expand...
Click to collapse
Kor LGU(CDMA Rev. A/B) Band : 1800
Check Sprint's Bands.

Related

[Q] International model used in US?

So if this is a stupid question I guess I deserve the caning...
I am from the US but I currently live in China. I am here on a short term work assignment. I have the HTC EVO (not using here in China obviously) as my US phone with Sprint and use an older Samsung with a prepaid SIM and cards here in China.
If I were to buy the GS3 here in China would I be able to use it in the US with Sprint when I return? I have seen some threads referencing AT&T and t-mobil but nothing yet with Sprint.
This would not work. The international variant only includes a GSM network-compatible modem, and Sprint exclusively uses CDMA technology for its cellphones. While the GSM radio in the international SGS3 can connect (with varying degrees of speed/success) to US GSM carriers like T-Mobile and AT&T, it won't be able to "talk" to the Sprint towers at all.
Armando Penblade said:
This would not work. The international variant only includes a GSM network-compatible modem, and Sprint exclusively uses CDMA technology for its cellphones. While the GSM radio in the international SGS3 can connect (with varying degrees of speed/success) to US GSM carriers like T-Mobile and AT&T, it won't be able to "talk" to the Sprint towers at all.
Click to expand...
Click to collapse
Well crap, I lose again with Sprint...oh well. Thanks.

Verizon Samsung Galaxy S4 to have AWS 4 Band (Tmobile LTE Capable?)

Hi,
So I've read the FCC documents located here: LINK
Page 1 and Page 5 are the most interesting! These state that the Verizon model SCH-i545 will have AWS band 4 (of course 13 too) which does support T-mobiles LTE network right? It never states 1700/1200 frequencies.
Thing I want to know from the pros is will this phone indeed offer LTE support for T-Mobile or and I'm just seeing things?
Also, for all the other people that are wondering if the ATT model will offer LTE support for T-Mobile as well? It will since it supports both bands 4 and 17 But wait is that AWS band 4?... the jury is out on that! -_-
Many Thanks
Becool0130 said:
Hi,
So I've read the FCC documents located here: LINK
Page 1 and Page 5 are the most interesting! These state that the Verizon model SCH-i545 will have AWS band 4 (of course 13 too) which does support T-mobiles LTE network right? It never states 1700/1200 frequencies.
Thing I want to know from the pros is will this phone indeed offer LTE support for T-Mobile or and I'm just seeing things?
Also, for all the other people that are wondering if the ATT model will offer LTE support for T-Mobile as well? It will since it supports both bands 4 and 17 But wait is that AWS band 4?... the jury is out on that! -_-
Many Thanks
Click to expand...
Click to collapse
If I am correct, Verizon phones do not use sim cards (CDMA) and AT&T and T-Mobile are GMS (sim phones). So even if the bands are supported, I don't see how a Verizon phone would work on T-Mobile or AT&T unless they are CDMA / GSM dual phones. And even then they would have to be unlocked.
scott14719 said:
If I am correct, Verizon phones do not use sim cards (CDMA) and AT&T and T-Mobile are GMS (sim phones). So even if the bands are supported, I don't see how a Verizon phone would work on T-Mobile or AT&T unless they are CDMA / GSM dual phones. And even then they would have to be unlocked.
Click to expand...
Click to collapse
All of the major Verizon releases over the past year have come GSM unlocked. They are world phones that contain GSM and CDMA radios. I'm using a Verizon iPhone 5 on the Straight Talk (AT&T) network currently.
All lte phones have sim cards as it is a gsm technology. My girls verizon gs3 has a sim. As far as it being compatible that is a hell of a question.
OneStepAhead said:
All of the major Verizon releases over the past year have come GSM unlocked. They are world phones that contain GSM and CDMA radios. I'm using a Verizon iPhone 5 on the Straight Talk (AT&T) network currently.
Click to expand...
Click to collapse
Yes! I sold my iPhone 4s to get Samsung galaxy s4 and it sold to someone over in the UK world (Ireland) that says it works! Lol.
I've also seen threads about sim unlocking the Verizon S3 for domestic and international use. Some people use HiAPN as system app along with other steps and viola... Working on whatever network you want
Question is... Am I seeing right that Verizon S4 will support AWS Band 4 for t-mobile?
Sent from my SGH-T959 using xda app-developers app
good news
OneStepAhead said:
All of the major Verizon releases over the past year have come GSM unlocked. They are world phones that contain GSM and CDMA radios. I'm using a Verizon iPhone 5 on the Straight Talk (AT&T) network currently.
Click to expand...
Click to collapse
Hey this is one question i have lingering on my mind. How is the StraightTalk connection? Is it any good? Are there call drop issues? And do they have data plans?
if i buy a tmobile s4 will it work on verizon??
I know most things are under the catagory of speculation/rumor but i was wanting to to check out tmobile network for a bit.... the no contract is appealing. If i bought the phone outright and ending up not liking tmobile i would switch to verizon. Short of selling the tmobile and getting a verizon phone i was wondering about just activating the same phone on verizon?
Will there be "one phone" in US or would they all have thier own modem chips i guess is the real question....
thanks for the guesses and speculat'n!
You have to consider its Verizon and they have 700Mhz LTE and you can't roam on AT&T's 700Mhz so I would not expect to access Verizons AWS spectrum on T-Mobile or vice versa. Remember when they said LTE was the unifying spectrum to allow for easier use across networks and carriers, well that was a pile of BS.
Great news, but I heard verizon was purposely going to burn in their logo onto the amoled screens.
RaptorMD said:
You have to consider its Verizon and they have 700Mhz LTE and you can't roam on AT&T's 700Mhz so I would not expect to access Verizons AWS spectrum on T-Mobile or vice versa.
Click to expand...
Click to collapse
Wrong: those "700mhz" frequencies are different bands. Both T-Mobile and Verizon are building out LTE on the same band: 4 (AWS). They will be interoperable device-wise.
AT&T also owns a lot of AWS, and though they're currently running LTE on it only in one market (somewhere in Oklahoma IIRC), all their LTE devices do come with band 4 enabled.
The more I read about the differences, the more I'm convinced that the Verizon model is more cross compatible with all other services. It's still the only CDMA model. But it's also gsm unlocked if you know how to program APNs. Any thoughts?
jerzyboy2421 said:
The more I read about the differences, the more I'm convinced that the Verizon model is more cross compatible with all other services. It's still the only CDMA model. But it's also gsm unlocked if you know how to program APNs. Any thoughts?
Click to expand...
Click to collapse
I posted a pretty detailed analyzation of the LTE bands the different GS4 models work with here: http://forum.xda-developers.com/showthread.php?p=40974831#post40974831
if we ever get to the point where we don't need 3g at all any more (CDMA) and we can get VoLTE and use the LTE band exclusively that will eliminate a lot of the incompatability between Verizon and GSM carriers .
Parafly said:
if we ever get to the point where we don't need 3g at all any more (CDMA) and we can get VoLTE and use the LTE band exclusively that will eliminate a lot of the incompatability between Verizon and GSM carriers .
Click to expand...
Click to collapse
When we get to that point, Verizon will basically be a GSM carrier. Considering LTE is just an evolution GSM, both developed by 3GPP.
camaroz28 said:
When we get to that point, Verizon will basically be a GSM carrier. Considering LTE is just an evolution GSM, both developed by 3GPP.
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Click to collapse
When it gets to that point, the question is will LTE then become open so Google can sell a Nexus that works on every network without carriers involved?
Schoat333 said:
When it gets to that point, the question is will LTE then become open so Google can sell a Nexus that works on every network without carriers involved?
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Click to collapse
Not just Google...all the manufacturers could do it. But...don't get your hopes up. That situation is not in the carriers' nor major manufacturers' interests, and they sit on the standards bodies. No one represents the users/customers.
Sent from my SCH-I545 using xda premium
http://forum.xda-developers.com/showpost.php?p=43469207&postcount=11
samsung GS4
scott14719 said:
If I am correct, Verizon phones do not use sim cards (CDMA) and AT&T and T-Mobile are GMS (sim phones). So even if the bands are supported, I don't see how a Verizon phone would work on T-Mobile or AT&T unless they are CDMA / GSM dual phones. And even then they would have to be unlocked.
Click to expand...
Click to collapse
Verizon does use sim cards I am in the process of trying to unlock
SCH-I545 On T-Mobile
i Have This phone running on T-Mobile and have notice it does pick up AWS but very limied when compared to a T-Mobile branded phone... im wondering if anyone has tested flashing the T-Mobile modem??
---------- Post added at 04:58 AM ---------- Previous post was at 04:56 AM ----------
No need to unlock just go into settings on the phone and under mobile networks their should be a tab that says prefered network.... click it and select global....

[Q] VZW Note 2 will work on what other carriers?

I have a VZW Note 2 and because of declining coverage in my area they have told me I can leave ETF free (engineer said I was in a marginal coverage area).
My phone is currently rooted and running beans 17.
That said, I just bought this phone 2 months ago and would like to take it to another carrier, so I was wondering ..
What modifications besides APN edits I would have to do?
Will it work on Sprint? T-Mobile? AT&T?
What speeds will I get on each network? (LTE - 3G - HSPA - HSPA+ - 2G(eww))
Thanks in advance for any assistance you all would be willing to offer.
Milimbar said:
I have a VZW Note 2 and because of declining coverage in my area they have told me I can leave ETF free (engineer said I was in a marginal coverage area).
My phone is currently rooted and running beans 17.
That said, I just bought this phone 2 months ago and would like to take it to another carrier, so I was wondering ..
What modifications besides APN edits I would have to do?
Will it work on Sprint? T-Mobile? AT&T?
What speeds will I get on each network? (LTE - 3G - HSPA - HSPA+ - 2G(eww))
Thanks in advance for any assistance you all would be willing to offer.
Click to expand...
Click to collapse
I know gsm phones are interchangeable ( att & tmo ) as far as Verizon I don't think it will work on anything other then Verizon since they r sim less and use different network styles pretty much I think u will need a new device or stick with Verizon
sent from my SGH - leet ( i337) using Tapatalk 4 beta
oddspec said:
I know gsm phones are interchangeable ( att & tmo ) as far as Verizon I don't think it will work on anything other then Verizon since they r sim less and use different network styles pretty much I think u will need a new device or stick with Verizon
Click to expand...
Click to collapse
I know that VZW Note 2 was released with GSM radios as well as CDMA, what frequencies it supports I do not know. One of the reasons i bought it was it was supposedly a "world phone"
Milimbar said:
I know that VZW Note 2 was released with GSM radios as well as CDMA, what frequencies it supports I do not know. One of the reasons i bought it was it was supposedly a "world phone"
Click to expand...
Click to collapse
By world phone it probably like the HTC one has a few limited gsm bands for over seas I mite be able to pick up service with att or tmo but without ( research what bands it can receive ) full spectrum band support ur service mite be worse that what u have now and doubtful u get crap for data speeds probably 2g only
Go to a phone website that compares phones and click the note 2for all carriers they should list what bands each device can receive it will give u a better idea
sent from my SGH - leet ( i337) using Tapatalk 4 beta
Milimbar said:
I know that VZW Note 2 was released with GSM radios as well as CDMA, what frequencies it supports I do not know. One of the reasons i bought it was it was supposedly a "world phone"
Click to expand...
Click to collapse
You are correct and the other poster is incorrect. The Verizon Note 2 supports:
LTE: Band 13 (700MHz); CDMA 1x/EVDO Rev A, Dual-band: 800/1900MHz; HSPA+/UMTS Quad-band: 850/900/1900/2100MHz; GSM Quad-band: 850/900/1800/1900MHz
So, you would only get 4G LTE on Verizon because it only supports Band 13, which is Verizon's part of the spectrum. Other service should be 3G.
jcollier said:
You are correct and the other poster is incorrect. The Verizon Note 2 supports:
LTE: Band 13 (700MHz); CDMA 1x/EVDO Rev A, Dual-band: 800/1900MHz; HSPA+/UMTS Quad-band: 850/900/1900/2100MHz; GSM Quad-band: 850/900/1800/1900MHz
So, you would only get 4G LTE on Verizon because it only supports Band 13, which is Verizon's part of the spectrum. Other service should be 3G.
Click to expand...
Click to collapse
Thx for correcting me I wasnt sure I only know about gsm phones and was trying to help glad u posted !
sent from my SGH - leet ( i337) using Tapatalk 4 beta
Going to switch to Net10 using AT&T service, hopefully I will be able to pick up HSPA+ data.
Milimbar said:
I have a VZW Note 2 and because of declining coverage in my area they have told me I can leave ETF free (engineer said I was in a marginal coverage area).
My phone is currently rooted and running beans 17.
That said, I just bought this phone 2 months ago and would like to take it to another carrier, so I was wondering ..
What modifications besides APN edits I would have to do?
Will it work on Sprint? T-Mobile? AT&T?
What speeds will I get on each network? (LTE - 3G - HSPA - HSPA+ - 2G(eww))
Thanks in advance for any assistance you all would be willing to offer.
Click to expand...
Click to collapse
I know I have stuffed my T-Mobile SIM into mine, and it was capable of achieving HSPA speed but then the new"er" T-Mobile towers in my area run on the 1900mhz spectrum. In certain areas when traveling EDGE (2G) is what I end up with. To set it up I followed the steps in another post here on XDA, but I don't still have that link. If you decide to try out T-Mobile you could use the tips on this thread: Verizon i605 Note 2 on T-Mobile Network
I picked T-Mobile because I could just walk into Walmart and buy an activation kit with Sim Card for $30, and it was just $30 a month for 100min Talk & Unlimited Text+ 5Gigs 4G Speed + Unlimited 3G Speed
Thanks for the reply,
I would love to use T-mobile service but it is only 2g where I am at.
I have been doing some research and it seems AT&T is rolling out a new prepaid option in a new company called AIO wireless. They seem to have decent pricing and unlimited data but at the moment are only in a few cities.
They are also updating the GoPhone plans on the 20th, so I might just wait around and see if any better options pop up this month before I make the move.

[Q] Sprint G3 LTE freq

Hi
was thinking of signing up for this great phone. Thing holding me back is whether if I travel overseas say to Asia/EU, would I be able to pop in a 4G/LTE sim card (assume unlocked by Sprint) and use the local data plan? The common band in the country I visit would be band 3,7. Would this work?
I think the 3G should work but not sure about 4G.
Thanks for any enlighten information.
Cheers.
cktan said:
Hi
was thinking of signing up for this great phone. Thing holding me back is whether if I travel overseas say to Asia/EU, would I be able to pop in a 4G/LTE sim card (assume unlocked by Sprint) and use the local data plan? The common band in the country I visit would be band 3,7. Would this work?
I think the 3G should work but not sure about 4G.
Thanks for any enlighten information.
Cheers.
Click to expand...
Click to collapse
The sprint G3 has bands 25, 26, and 41. I doubt it has any other bands.
All American variants are capable of running on all American networks, if they are SIM unlocked. The only American band not covered that I am aware of is band 5 on ATT.
They should work on 4G almost anywhere in the world really. I just checked again and yeah, other then band 5 all American variants of the G3 have all other bands in the radio and are capable of running anywhere you have a sim for it. Cheerio.
Sent from my LGLS990 using Tapatalk

Will G850f work in the USA?

Hey.
Please tell me if Galaxy Alpha G850f will work normally in the USA?
All I know is that there are different frequencies in the USA and Europe. Do my european model G850F support both of it?
From the spec I saw, you may get 3G on AT&T. Not so much on T-Mobile because the lack of 1700MHz band support that is still in use by T-Mobile 3G in many places. The LTE bands are probably not going to work. Of course, CDMA carriers like Verizon and Sprint will never work. So, you are guaranteed to have 2G data (which is like dial-up modem speed) if you choose a GSM carrier. Everything else depends.
I had 85of on att it is very fast hspa plus. No lte

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