Questions tagged [cdma]

Code division multiple access (CDMA) is a channel access method used by various radio communication technologies. It is e.g. used for 3G data transmission.

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Is phone call quality different depending on the connectivity standard?

I've been trying to figure out how to achieve the best audio quality in phone calls, and part of it is finding out whether GSM, CDMA, LTE or other standards/technologies compress the audio the same ...
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1answer
105 views

I'm with Virgin Mobile; should I buy Unlocked or Sprint-locked?

I'm looking around at buying a Samsung Galaxy S5, and learning quite a bit about what GSM and CDMA are while I'm at it. In that respect though, I have no idea what Virgin Mobile is, though I know ...
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1answer
1k views

Is it possible get caller’s cell tower information?

I had read somewhere that the caller’s cell tower information is sent to the receiver of the call. Is it true because I can’t find any details regarding this online? If this is true why are there no ...
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85 views

Switch sim cards?

Up to about 3 weeks ago, I had a Motorola Moto X running Android 5.1 with Verizon/CDMA . Then I switched to a Nexus 5 running Android 6 with Ting/GSM. The Ting service is terrible it turns out, so I ...
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1answer
4k views

How to enable Diagnostic(DIAG) Mode in ZTE Engage N8000

How to put ZTE Cricket Engage N8000 in Diagnostic(DIAG) Mode. I want to use it in DFS CDMA Tool.
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132 views

Having problems with carrier activation and connecting to cell network

I have a Sprint HTC One (m7wls) and recently switched over to Ting. I was using Cyanogenmod and couldn't use Ting's instructions for activating with them, so I used an RUU from HTC to get back to ...
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2answers
458 views

Can devices be incapable of conference calls?

I recently got a ZTE 919D having Android v4.1 Jelly Bean, from eBay.in - http://www.ebay.in/itm/ZTE-N919D-P865G04-CDMA-GSM-Dual-SIM-5-Inch-Quad-Core-Smartphone-8MP-Camera-/271766961121 On a CDMA ...
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1answer
659 views

Using Moto G (Boost Mobile/Verizon) as a Wi-Fi device without rooting

I'm planning to get a Moto G from either Boost Mobile or Verizon and use it as a Wi-Fi device. I read it that it's possible to bypass the activation and use it Wi-Fi only without rooting the phone. If ...
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904 views

GSM Rom To CDMA Rom

I have a marvelc (HTC Wildfire S CDMA) and was wondering if there is a way to convert GSM roms (for the marvel) to CDMA (for the marvelc). This rom looks nice but its for the marvel, not marvelc. I ...
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1answer
600 views

enabling WCDMA on galaxy s2 I9100

We have 2 WCDMA networks here in IRAQ but SGS2 I9100 cannot find any of them even when I'm choosing WCDMA mode from network operators, while it works fine with GSM. Why?
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1answer
1k views

Sony Xperia Play CDMA to GSM

I have an Xperia Play that was originally with Verizon and therefore using CDMA. I want to use it with the Rogers network now. I've read that the Qualcomm chip inside supports both types of networks ...
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2answers
4k views

Can't tell if HTC One V is GSM or CDMA

I recently won an HTC One V and I want to sell it, but I'm not sure what carriers it supports. I won it from an HTC stand I went to, and all they said was that the phone was unlocked so that it could ...
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2answers
8k views

Can I use my device on a different carrier?

Sometimes it's desirable to use a device on a carrier that does not officially sell it. Often this is due to regional differences and travel (for example, using a US phone in Europe) but also because ...
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2answers
2k views

set another CDMA operator in a verizon wireless galaxy tab

Got a galaxy tab 7 SCHI800BKV verizon wireless tab. It has no rim/sim port. Question is if I root the device will it be possible to set my country's CDMA operator in the device? Thanks for your help.
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304 views

How can you tell if your Nexus S is CDMA?

I am trying to flash ICS onto my Samsung Nexus S, but I'm getting the error E:failed to verify whole-file signature. Really irritating since this is described by many to work. I'm guessing that my ...
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1answer
526 views

APN Switch for sprint devices

I have used APNDroid on many of my phones in the past. I have recently started using some sprint devices and noticed that this APN toggle widget will not disable the network connection on these ...