Use this tag for questions related to the cellular radio communication in a device (not necessarily the firmware)

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0
votes
0answers
854 views

How do I turn off the cellular radio without disabling mobile data?

I know for some the title is a little contradicting, but here is what I am looking for: I would like to turn off calls and sms, and enable only mobile data (3g). Airplane mode is not good for this as ...
2
votes
2answers
7k views

Install Ginger Yoshi 1.4 on HTC Magic 32a, which radio do I need?

My HTC Magic 32a is actually running CyanogenMod 6.1 and I'd like to switch to latest GingerYoshi 1.4 with GingerBread. I have SPL 1.33.2010 radio 3.22.20.17 The reason I want to change is because ...
5
votes
3answers
596 views

What are the benefits of 2G+3G mode?

Some of the advanced power control widgets or 2G/3G switching widgets allow the following options for the radio mode: 2G 3G only 2G+3G What are the benefits of 2G+3G over running 3G only? Are ...
4
votes
2answers
266 views

Does Gingerbread use extra battery power to make calls when the phone has poor signal?

Since I got this phone (Galaxy S, originally on Eclair, then Froyo) and switched network provider, I've had major problems with the signal at home, and call quality as a result. Following the upgrade ...
2
votes
1answer
1k views

Where the driver for CDMA/GSM hardware?

i.e. I have a phone in CDMA from HTC, who provides the CDMA hardware driver (radio-firmware ?),Google Android source tree or HTC? If the driver is provided by Google Android source tree, then I can ...
8
votes
1answer
237k views

What is the difference between GSM and WCDMA when switching to manual Network Mode?

I was reading this answer and I need to comprehend this better: What is the technical difference between "selecting GSM" and "selecting WCDMA" in Network Mode settings menu? To save battery life, I'm ...
1
vote
3answers
2k views

How to fix Telstra network dropouts on Gingerbread Oxygen ROM?

It's a long shot, but figured i'd give it a go.. I've installed the Oxygen RC6 ROM on my Telstra HTC Desire. It's pretty much perfect - better than this phone has ever been. It's fast, great to use, ...
9
votes
2answers
2k views

Turn off cellphone (SIM) radio

How do I turn the cellphone (SIM) radio on an Android phone? The radio consumes a lot of power (30-70%), especially when the phone is idle. Sometimes I only need to use other functions (e.g., clock, ...