[Q] No signal when I actually have signal?! - Galaxy S II Q&A, Help & Troubleshooting

Right sounds abit strange but basically at times I'll have no bars at all, but will still be able to make a call.
And other times it will show 3 bars but I won't be connected to the network.
The reception bars seem to have no relevance on whether I'm getting any network signal.
I'm using leomars rom, is it possibly a software issue.
Does anyone have anything similar?
I'd just like for the reception bars to be accurate, i.e if I have no reception then show no bars, and if I do then show bars
Thanks
edit I've attached a picture showing what I mean, it shows no bars but as you can see I've got a data connection so I must have signal.

hmm, i may have something similar...
when you say no bars, does that mean that they are greyed out as opposed to white bars... or no bars at all?

croftyboy8 said:
hmm, i may have something similar...
when you say no bars, does that mean that they are greyed out as opposed to white bars... or no bars at all?
Click to expand...
Click to collapse
Sorry my fault, I didn't explain myself correctly.
Yes I mean greyed out, e.g no white bars. In the picture on my first post I've got no white bars so apparently no reception but I've got a 3g connection and can make calls.
And here is a picture showing that I have a few white bars (reception)
Yet I don't have any reception at all. No 3g, and can't make calls
It's so annoying, I've never had anything like this on any phone I've owned before.

When you have no signal at all, you'll get the circle icon thingy instead of bars. Bars all greyed out mean that you just about have a signal (an extremely weak one!) Go to Settings > About phone > Status and have a look at the signal strength details there
Sent from my GT-I9100 using XDA Premium App

Isadora said:
When you have no signal at all, you'll get the circle icon thingy instead of bars. Bars all greyed out mean that you just about have a signal (an extremely weak one!) Go to Settings > About phone > Status and have a look at the signal strength details there
Sent from my GT-I9100 using XDA Premium App
Click to expand...
Click to collapse
Ah ok so that I can deal with.
But what about when it shows a few white bars but then says I'm not connected to the network, so no data connection and unable to calls?
Signal shows -113 dBm 0asu (not sure if that's good or bad)

JGS2 said:
But what about when it shows a few white bars but then says I'm not connected to the network, so no data connection and unable to calls?
Click to expand...
Click to collapse
Could it be a problem with your carrier? Congestion at your local mast could easily cause this.
Signal shows -113 dBm 0asu (not sure if that's good or bad)
Click to expand...
Click to collapse
That's bad! Good signal is a small -dBm figure (so for example -99.dBm would be much better) and high asu.
Sent from my GT-I9100 using XDA Premium App

Isadora said:
Could it be a problem with your carrier? Congestion at your local mast could easily cause this.
That's bad! Good signal is a small -dBm figure (so for example -99.dBm would be much better) and high asu.
Sent from my GT-I9100 using XDA Premium App
Click to expand...
Click to collapse
Thanks for the explanation regarding how the signal figures work.
Going back to what you mention about having white bars and not being able to make calls being congestion. Is there no possibility that it could be a software issue and I actually have no signal but it still shows bars.
Or is it a case where if it shows bars I definitely have signal but likely to be congestion.
Sorry for all the questions

Not sure to be honest. What I have first hand experience of is that when I was with Vodafone, there were big congestion issues in some parts of London and although the phone was getting a full signal, it was unusable (data wouldn't connect and calls would drop) the only solution to at least being able to make and receive calls was to manually switch the phone to 2g only and forget about 3g during the "busy" hours...
Edit: their forum was also full of people complaining about the same problem in other parts of the UK too...
Sent from my GT-I9100 using XDA Premium App

On a slightly relevant note i highly recommend this app.
https://market.android.com/details?id=com.smartandroidapps.missedcallpro

I've got another question regarding the modems, in another thread someone mentioned that if you are having signal issues it's likely down to the incorrect modem being used.
Now generally all I do is pick a custom rom, flash it and then use the phone as normal.
But should I be picking a rom and using a specific modem version?
Thanks again

Please use the Q&A Forum for questions Thanks
Moving to Q&A

lufc said:
Please use the Q&A Forum for questions Thanks
Moving to Q&A
Click to expand...
Click to collapse
Apologies.
I should have known, it's pretty obvious but I'm a bit stupid at times...

Related

How to increase consistency/strength of the phone signal

My phone - I have ICS - S-OFF Amaze with Energy ROM and I had tried to apply blas0id tweaks.
The problem - In certain areas I don't have phone signal for a few minutes, then suddenly it will show 4 bars for a few minutes. In general the signal seems fickle.
Before ICS upgrade, when I had GB, I always had 4 bars in the same places. I *think* I had good signal with ICS before I did blat0id tweaks, but I am not certain of that. (ICS and the tweaks were within a few days)
My wife's Iphone still has excellent signal in those places. Tmobile Mytouch also has excellent signal in the same places. So something has changed on my amaze and not the cell towers.
What I have done so far -
1. went back to stock ICS by flashing the img file. That did not improve the signal. So then got back to energy
2. Tried another ROM - speedrom. No improvement in signal
3. Tried few apps like fresh network. They did not help
Please help me
What can/should I do? I love my amaze, but if I dont get consistent signal, I will have to replace it
Are there any tweaks that I can try?
How about the custom kernels that have been made for ICS recently, would those help?
Is there a way to increase the power to look for and catch on better signal? I can trade battery life for better signal
Thanks
I have same issue but with WiFi only. I never had GB I hope there is a work around
Sent from my Dark Unicorn Resurrected v.2.5 using xda premium
Found a workaround
This was dumb luck, but when I was trying to play around the app opensignal, it wanted me to set 2G for some of its functionality, since that functionality does not work over 3g. So I went to setup and set Network mode to "GSM Only" from "GSM/WCDMA Auto"
And walla! right after that my signal jumped from 1 bar to 4 bars and has stayed there. I went back to WCDMA and signal dropped, so now I change the network mode only when I need 4G. Its a pain, but at least, the signal is good when I need it.
So with that information, can someone help how I can tweak something to get my 4G and also good signal?
Thanks
try updating the radio if you have done so, even though you are going to have to go through the process of locking the device again and unlocking the bootloader again, that would be an idea to try, we still dont know what changes R2 radio update has done but its deff worth a shot
kenneth11414 said:
try updating the radio if you have done so, even though you are going to have to go through the process of locking the device again and unlocking the bootloader again, that would be an idea to try, we still dont know what changes R2 radio update has done but its deff worth a shot
Click to expand...
Click to collapse
I would like to kno also but let kno what radio u flash from the ruu
kenneth11414 said:
try updating the radio if you have done so, even though you are going to have to go through the process of locking the device again and unlocking the bootloader again, that would be an idea to try, we still dont know what changes R2 radio update has done but its deff worth a shot
Click to expand...
Click to collapse
I checked the version of my software and I think I already have R2
Build number
2.14.531.3_R2 CL373265 release-keys
So not sure if that would change anything
I have always had this problem as well sometimes I have 4 bars of signal then it drops to the X as in no signal,can't make calls or sends texts until it picks up again, happens totally random don't think it has to do anything with tmobile coverage since I live in the center of Miami. Also most of the time I have 2 bars of signal in most places, I believe it's faulty hardware
Sent from my HTC_Amaze_4G using Tapatalk 2
kenneth11414 said:
try updating the radio if you have done so, even though you are going to have to go through the process of locking the device again and unlocking the bootloader again, that would be an idea to try, we still dont know what changes R2 radio update has done but its deff worth a shot
Click to expand...
Click to collapse
Krazex2005 said:
I have always had this problem as well sometimes I have 4 bars of signal then it drops to the X as in no signal,can't make calls or sends texts until it picks up again, happens totally random don't think it has to do anything with tmobile coverage since I live in the center of Miami. Also most of the time I have 2 bars of signal in most places, I believe it's faulty hardware
Sent from my HTC_Amaze_4G using Tapatalk 2
Click to expand...
Click to collapse
Krazex .. did you try to set your network mode and see if that helps your signal stick around longer and get better signal? That is working well for me.
I've tried setting my network to GSA and my data speed dropped to 2G.
Sent from my HTC_Amaze_4G using xda premium
soundping said:
I've tried setting my network to GSA and my data speed dropped to 2G.
Sent from my HTC_Amaze_4G using xda premium
Click to expand...
Click to collapse
yup, that's what this setting is supposed to do, but it increased the quality of my phone signal, that is what I am trying to make better/consistent. Because even after all the bells and whistles, calling someone/receiving the calls is the primary purpose of the phone for me and if that doesn't work, the phone doesn't work for me
GSM = 2G
WCDMA = 3G/4G
Get a new SIM card.
My amaze won't get 4g in my house whatsoever, only switches to 2g when it feels like it.
Sent from my HTC_Amaze_4G using xda app-developers app
hasoon2000 said:
GSM = 2G
WCDMA = 3G/4G
Get a new SIM card.
Click to expand...
Click to collapse
A new sim card is a good idea.. so is removing the back cover and cleaning off the contacts with a q-tip and some rubbing alcohol. Taking something and SLIGHTLY bending out each of the gold contacts so they make better contact with the case, making sure there is no debris.
Another thing to look into- there is a TON of hacks for cellphone signal that can be done in build.prop.. playing with those settings is probably a good idea.
The last idea- the signal is actually NOT different. The number of bars it shows you is now just more ACCURATE. You still lose signal in ONLY the exact places you would have before.. but now when your phone would show you as having 1 or 2 bars(on gingerbread) right before you lose all signal, on ICS it shows you as having NO bars because you truly have almost lost the signal. It is VERY accurate, now that I am in an area with bad signal.. I have actually flashed gingerbread again and things did NOT get better, there was just fewer bars that weren't as accurate. But I lost signal in the same spots, and would lost 4g in the same exact spots..
hasoon2000 said:
GSM = 2G
WCDMA = 3G/4G
Get a new SIM card.
Click to expand...
Click to collapse
RZJZA80 said:
My amaze won't get 4g in my house whatsoever, only switches to 2g when it feels like it.
Sent from my HTC_Amaze_4G using xda app-developers app
Click to expand...
Click to collapse
Guys, OP here. This question/workaround is not about getting 4G. I am getting 4G just fine. Its about the phone signal (the bars). My amaze does not get good phone signal in some areas and when I set the network mode to GSM only (2G), phone signal strength and stability increases. and now I want to figure out how I can keep the setting to 4G and get a good phone signal
Silentbtdeadly said:
A new sim card is a good idea.. so is removing the back cover and cleaning off the contacts with a q-tip and some rubbing alcohol. Taking something and SLIGHTLY bending out each of the gold contacts so they make better contact with the case, making sure there is no debris.
Another thing to look into- there is a TON of hacks for cellphone signal that can be done in build.prop.. playing with those settings is probably a good idea.
The last idea- the signal is actually NOT different. The number of bars it shows you is now just more ACCURATE. You still lose signal in ONLY the exact places you would have before.. but now when your phone would show you as having 1 or 2 bars(on gingerbread) right before you lose all signal, on ICS it shows you as having NO bars because you truly have almost lost the signal. It is VERY accurate, now that I am in an area with bad signal.. I have actually flashed gingerbread again and things did NOT get better, there was just fewer bars that weren't as accurate. But I lost signal in the same spots, and would lost 4g in the same exact spots..
Click to expand...
Click to collapse
Hi SBD, thanks for coming in. I will look into build.prop (ro.ril properties I think) I will also clean any dust inside the phone, may be that will help. The sim card was new when I got my amaze .. but no harm in trying. So I will ask for a new sim card too.
However, in my case, I have a different experience. This is what I did in a weak signal spot.
Have 4G on. I get 0 signal. Can't make a call
go to 2G at the same spot, I get 2-3 bars. I can make a call
I used opensignal app to check signal strength in both cases. with 4G it showed 0. With 2G it showed 42%
Another test. On my route to drop kids off for their day camp, I was on a call (with 4G on) and dropped the call twice (bad reception areas) while going. I switched it to 2G and while coming back did not drop the call.
Before I found this workaround .. people called me and complained that it directly went to voicemail and I never got the call. (no signal). Since I found the workaround, I haven't heard that from anyone.
So I am convinced that there are some real issues in catching the signal with 4G on that get resolved in "2G only" mode. (may be it has to do with the kind of cell towers we have in our area and nothing to do with the phone)
will update if I find more
tnkrer said:
Hi SBD, thanks for coming in. I will look into build.prop (ro.ril properties I think) I will also clean any dust inside the phone, may be that will help.
However, in my case, I have a different experience. This is what I did in a weak signal spot.
Have 4G on. I get 0 signal. Can't make a call
go to 2G at the same spot, I get 2-3 bars. I can make a call
I used opensignal app to check signal strength in both cases. with 4G it showed 0. With 2G it showed 42%
Another test. On my route to drop kids off for their day camp, I was on a call (with 4G on) and dropped the call twice (bad reception areas) while going. I switched it to 2G and while coming back did not drop the call.
Before I found this workaround .. people called me and complained that it directly went to voicemail and I never got the call. (no signal). Since I found the workaround, I haven't heard that from anyone.
So I am convinced that there are some real issues in catching the signal with 4G on that get resolved in "2G only" mode. (may be it has to do with the kind of cell towers we have in our area and nothing to do with the phone)
will update if I find more
Click to expand...
Click to collapse
Yea, it should be lines that have ro.ril that youd eant to change.. and fortunately one of those that you can add(it isn't included by default) will do exactly what you need, default to 2g signal when 4g is too weak. I actually need the same thing, in Jacksonville we have great signal.. except in this new place I moved into. It drains my battery by trying to stay with 4g.. but I don't have time before work to find it.
Look for a tthread by "master&slave" titled something like "super build.prop tweaks" in the vibrant forums, I THINK they had that line.. otherwise google around for something like "build.prop signal tweak" as if it isisn't in that thread, there's a really good one on some other forum.
Also, I remember there being some app that requires root that allows you to toggle between GSM preferred and 2g only.. it changes it at system level, and I don't think it was on the play store, I think it was on Xda.
But yea, I understand your dilemma, and until we get an alternative radio to flash(which I don't forsee), that is the kind of workarounds you need. If you find a reasonable solution make sure to post as it will help me too!
Sent from my nook color until my broke college students azz can afford the new nexus 7 tablet.. if my post from my nook color helped you, you COULD consider a donation..
Found that thread
http://forum.xda-developers.com/showthread.php?t=1151608
and a few others
http://forum.xda-developers.com/showthread.php?t=1227269
http://androinica.com/2009/12/hack-for-rooted-phones-promises-faster-2g3g-speeds/
http://forum.cyanogenmod.com/topic/9781-buildprop-roril-meanings/
I will try to figure out what these different ril properties control and which one to modify .. will report after my experimentation. I haven't found a good comprehensive explanation of all those properties yet.
Glad I'm not the only one...
hasoon2000 said:
GSM = 2G
WCDMA = 3G/4G
Get a new SIM card.
Click to expand...
Click to collapse
I have had this problem ever since I got my phone in October (right after launch). Updating to ICS didn't help. i've been planning to root and try another ROM, but so far have been skittish as this is my only phone. hasoon, you say it's the SIM card? I am trying the switch to GSM only to see if it makes a difference. My problem is at home - I have terrible service and I live on a mountain with cell phone towers everywhere. My daughter's AT&T and my old AT&T Nokia E71x had excellent service there. I'll let you know if this helps. Maybe a trip to my local t-Mobile store is in order.
It's not the sim card. I noticed on google a lot of people have this problem with htc phones. It's just a bad radio.
Sent from my HTC_Amaze_4G using xda premium
soundping said:
It's not the sim card. I noticed on google a lot of people have this problem with htc phones. It's just a bad radio.
Sent from my HTC_Amaze_4G using xda premium
Click to expand...
Click to collapse
We know. If you wanna help read my post number 16 or try some of the links he posted in 17.. we just need a decent workaround.

signal.

Anyone else notice the signal on the one seems a bit weak? Coming from my note 2 is a bar or two less. I assume this may be becuase of radios.
I did as well, some guy on here pointed out to me that it's kinda not accurate.
hit up your dialer and punch in *#*#4636#*#* and go to phone information. post signal strength numbers.
you can also get to this info through the settings menu in >about>network
fix-this! said:
Anyone else notice the signal on the one seems a bit weak? Coming from my note 2 is a bar or two less. I assume this may be becuase of radios.
Click to expand...
Click to collapse
I actually noticed quite the opposite... However it's only been a little over a day of owning this device. I'm also coming from a note 2.
Yup i mostly get 1-3 bars no higher than tha on LTE. on H i get 5.
This is my first phone on the At&t network and my bars are between 1&2 sometimes 3. I figured this was just normal since I have no other phone compared with. But regardless of what my signal says, I have no problems with dropped calls and my data is the fastest I've ever seen on any network so I'm not complaining.
Sent from my HTC One using xda premium
I compared it with an iPhone 4 and a Blackberry Bold, and the One is about 10-15 less dBm side-by-side. I wonder what the problem is.
I get full bars of 4g in my area.
Sent from my HTC One using xda app-developers app
spitfire2425 said:
I get full bars of 4g in my area.
Sent from my HTC One using xda app-developers app
Click to expand...
Click to collapse
any comparison with something else in numbers
I got nothing for that, sorry.
Sent from my HTC One using xda app-developers app
I tried switching to GSM (EDGE) only, the signal is better. HSPA (UMTS?) and LTE seems to give weaker signal. However, even in GSM mode, it's still weaker than the other devices.
BB88 said:
I tried switching to GSM (EDGE) only, the signal is better. HSPA (UMTS?) and LTE seems to give weaker signal. However, even in GSM mode, it's still weaker than the other devices.
Click to expand...
Click to collapse
I am curious as to how you switched from one to the other. I am still used to the HTC One X and being able to do that manually. With this new phone I can't find the right spot to do the switching. Where I live I get very poor signal on even the 4G network and would like to improve performance since there is no radios yet to flash like the HTC One X
Go to Settings/About/Network
the RSRP(dBm); is your signal strength ..the bars really are just guessing and change from rom to rom/kernel
leesumm said:
I am curious as to how you switched from one to the other. I am still used to the HTC One X and being able to do that manually. With this new phone I can't find the right spot to do the switching. Where I live I get very poor signal on even the 4G network and would like to improve performance since there is no radios yet to flash like the HTC One X
Click to expand...
Click to collapse
In settings -> mobile data, you can change the Network mode.
clsA said:
Go to Settings/About/Network
the RSRP(dBm); is your signal strength ..the bars really are just guessing and change from rom to rom/kernel
Click to expand...
Click to collapse
This is how I get the numbers when comparing to other devices. You can do similar numbers in iPhone and Blackberry too.
BB88 said:
In settings -> mobile data, you can change the Network mode.
This is how I get the numbers when comparing to other devices. You can do similar numbers in iPhone and Blackberry too.
Click to expand...
Click to collapse
Yes I know about reading the numbers and mostly of what they mean.
But this
BB88 said:
In settings -> mobile data, you can change the Network mode. I can't do, anything that is there is greyed out and I can't change what type of network I am on. The HTC One X I was able to , this one , no.
Click to expand...
Click to collapse
leesumm said:
In settings -> mobile data, you can change the Network mode. I can't do, anything that is there is greyed out and I can't change what type of network I am on. The HTC One X I was able to , this one , no.
Click to expand...
Click to collapse
Mine is a Rogers one, not an AT&T one, probably that's why.

[Q] TMO GS5 LTE signal always low?

Does anyone else notice that the LTE signal on this phone always seems on the weak end? For example, with the T-Mobile cell site about 10 yards away, my LTE reception is -90-95dbm. When sitting that close with my AT&T iPhone 5 (work phone) the signal is about -75-80dbm. What gives? I also notice that the phone does hold onto weak LTE signals, but I am seeing weak LTE signal more often than not. I have seen a -115dbm-120dbm LTE signal. Yes, data still works, my only concern though is that the battery life is getting sucked out of my phone?
Running stock, T-Mobile also likes to show 5 bars for a -109dbm LTE signal. That couldn't be more of an exaggeration could it? Also in my tests, I have noticed if you set the phone to WCDMA only, the signal is a lot stronger.
Anyone care to comment on this?
No issues for me. Even in the factory that i work at i am getting 4G LTE over people with ATT and its quite strong. LTE Tower is a good distance away.
Have you rooted or flashed anything? If its 100 percent pure stock, ask for a replacement. Or even re-flash the latest update to see if that helps.
The only issue i have and others have is where the outgoing data arrow constantly lights up but no data is coming in. I think its a T-Mobile programming bug in 4.4.2 as the issue didn't exist in 4.3 on my S4.
elesbb said:
No issues for me. Even in the factory that i work at i am getting 4G LTE over people with ATT and its quite strong. LTE Tower is a good distance away.
Have you rooted or flashed anything? If its 100 percent pure stock, ask for a replacement. Or even re-flash the latest update to see if that helps.
The only issue i have and others have is where the outgoing data arrow constantly lights up but no data is coming in. I think its a T-Mobile programming bug in 4.4.2 as the issue didn't exist in 4.3 on my S4.
Click to expand...
Click to collapse
Yes, but on average what is your dbm? Not going by bars.
T-Mobile also does not have a dense cell grid in my area which could be why. Already past the 14 day return window. Absolutely no device modification has even done.
I'm at full 5 bars on LTE 4G signal strength @ - 97 dBm
Biker1 said:
I'm at full 5 bars on LTE 4G signal strength @ - 97 dBm
Click to expand...
Click to collapse
Appreciate the response. Been doing some research lately, and I think its because t-mobile doesn't have many sites in my area. I don't think their frequencies travel far either. Maybe I am wrong, but wouldn't this cause very low LTE signal?
BlockEight88 said:
Appreciate the response. Been doing some research lately, and I think its because t-mobile doesn't have many sites in my area. I don't think their frequencies travel far either. Maybe I am wrong, but wouldn't this cause very low LTE signal?
Click to expand...
Click to collapse
If the towers are far from you, I would think that would cause a weak signal.
You can try this app.
It may help to see where the issue may be regarding towers, etc
https://play.google.com/store/apps/details?id=de.android.telnet
Biker1 said:
If the towers are far from you, I would think that would cause a weak signal.
You can try this app.
It may help to see where the issue may be regarding towers, etc
https://play.google.com/store/apps/details?id=de.android.telnet
Click to expand...
Click to collapse
That app just shows the -dBm as a widget. Anyone else notice a -109 or less signal showing 5 bars?
BlockEight88 said:
That app just shows the -dBm as a widget. Anyone else notice a -109 or less signal showing 5 bars?
Click to expand...
Click to collapse
It does give you a more accurate signal bar strength indicator consisting of 14 bars and not 5 bars, as the stock indicator does. I'm at 11 bars.
BlockEight88 said:
Yes, but on average what is your dbm? Not going by bars.
T-Mobile also does not have a dense cell grid in my area which could be why. Already past the 14 day return window. Absolutely no device modification has even done.
Click to expand...
Click to collapse
Ahh. I will have to check the dbm. I don't get full signal but i get like 2 bars. Sometimes four depending where i sit. Then outside, i get full bars. I'll double check the dbm outside with full bars. It should be in and around the -90s.

Bad reception

Hi all! First post in the Alpha section... Got my Alpha the other day. And i love all about it. But there is one thing thats gets me wondering. It's the reception. All my previous phones got good reception at home.. i get 1-2 bars. So my question is. Does anybody experience this issue? I have experienced SMS delays and chipped calls.
Location : Sweden
Provider : Telenor
Look at actual signal strength in dBm. Bars are arbitrary and vary from phone to phone.
phositadc said:
Look at actual signal strength in dBm. Bars are arbitrary and vary from phone to phone.
Click to expand...
Click to collapse
Yeah, i have.. it's lite around -110 .. My Z2 had around -70 to -80 in the same region..
pattsy said:
Yeah, i have.. it's lite around -110 .. My Z2 had around -70 to -80 in the same region..
Click to expand...
Click to collapse
Ah ok. That's a bit concerning... Huge difference.
phositadc said:
Ah ok. That's a bit concerning... Huge difference.
Click to expand...
Click to collapse
It could just be a faulty device... I'll try replacing my sim first. If that's the issue.
If that's not working. I'll have it replaced.
Edit: Had my sim replaced. Still experiencing bad reception. It goes as low as -105dbm... where my z2 had around -70 (same network, same location)... that's bad. Any ideas what I can do to solve this?
Yeah keep me updated - my Alpha also seems to have noticeably weaker reception than my iPhone on 4G (800mhz band).
Hoping its a modem firmware/software power output thing and not a hardware thing.
Same here, looks like the reception is 1-2 bars worse than other phones.
But I have no experience of delayed SMS or failed calls and the speeds on internet is very good.
Location: Sweden
Provider: Telia
seem like Iphone 4s signal problem with metal frame blocking antena-reciver,hmmm
Signal problems
Hi, I'm on my second Alpha and first sim, I have an alternative sim yet to try but have chated on Twitter with another user who found no improvement with a new sim and changed phones completely. I'm with three. My signal goes completely when I'm sitting with other three users whose phones work fine. I think it's a phone fault and am considering sending it back now.
Hi guys,
I noticed something interesting with my Alpha:
As you, I have a poor signal strength. But when calling someone then the signal bar jump to full force instantly!
Could it be a link with BIG little technology?
KiDimel said:
Hi guys,
I noticed something interesting with my Alpha:
As you, I have a poor signal strength. But when calling someone then the signal bar jump to full force instantly!
Could it be a link with BIG little technology?
Click to expand...
Click to collapse
Well, for those who have the same problem, I deactivated the 4G. Then the signal strength is better. I made the test: 2 bars with 4G enabled in network settings, full signal when 3G only.
As a possible future Alpha owner, question.
Are you on a USA Network with the Qualcomm Alpha ?
Or in Europe on Exynos Octacore ?
robertkoa said:
As a possible future Alpha owner, question.
Are you on a USA Network with the Qualcomm Alpha ?
Or in Europe on Exynos Octacore ?
Click to expand...
Click to collapse
I am using a european Exynos one
The alpha is my second LTE able phone. Both showed a completely different signal bar reading when using LTE (and checking in lecture, how Signal strength is meassured for GPRS/EDGE/UMTS/LTE it shows, that LTE uses a completely revised scheme to calculate the signal strength)
I haven't made any speed measurements yet, but my feeling is:
(4G) With LTE, even without any highlighted bar i can use internet, webpages load fast, other lookups work.
(3G,3.5G) With H/H+ , and at least 1 bar highlighted, internet works
(2.5G) Edge and at least 1 to two bars, internet is available... three bars are better for it to be worthwhile
(2G) G only - forget it. I'll need 4 bars to surf the web, and i must wait. Chat works if i'm lucky and got at least 1-2 bars.
Apart from that: the signal bars in 2G and 3G show the strength of the signal - but aren't any measure of the quality of the signal. They show anything that sends on the frequency/timeslot of the 2G/3G signal you're receiving. If you've got heavy interferences, you'll get full bars but it all is static.
(Like - in a disco, you've got loud music, and people speaking very loudly to you - that would be full bars, but not the best place to speak to each other....)
I don't understand exactly what the value used by 4G exactly means, but it sounds like it only represents the LTE cell you do want to receive - so it should be more accurate and cutting out the noise somehow
I think you're right ! This is my feeling too. In 4G calls are always perfect for me even with one bar.
In settings we can also have a more accurate highlight on to the signal strength in Db.
Guys this alpha is full of mysteriousness !
I think samsung did it ON purpose.. ! Save battery??
I have weaker signal too.. on iphone 5 is full and i had on my former Honor 6 full as hell..
But I dont konw IF samsung wants to save power by this .. I think it has no much influence as iphone 5 nor Honor 6 had full signal and battery never got down fast.. when I had Honor 6 100% at night it was 98 % in morning..
Another thing with aplha ,when i leave phone in sleep half hour or longer , th emobile network stops and wont come up...
I have to restart phone or turn airplane on ad off.. then H+ or 4G appears..
I have the issue with mobile data too, it seems to also do it when it has been on WiFi for a while and you change to mobile data.
no service
Hey guys,
I have a very bad reception with my Samsung Galaxy Alpha when i'm in the subway in Paris. To be honnest I have no service, no sms, no calls, and for sure no internet...
I can see people using their smartphones inside the subway without problems.
I had an iPhone 4 during 3 years, and didn't have any problem with it when I was in the subway.
I'm using the same phone carrier "Bouygues Telecom"
So what's wrong with this Galaxy Alpha ?
MaskedMarauder said:
I have the issue with mobile data too, it seems to also do it when it has been on WiFi for a while and you change to mobile data.
Click to expand...
Click to collapse
it disables data carrier APN and it won't turn it auto i went it that settings and had to tap that circle manually to get green .. think it is bug .. need sorting out updating software..
---------- Post added at 09:00 PM ---------- Previous post was at 08:58 PM ----------
safnyght2 said:
Hey guys,
I have a very bad reception with my Samsung Galaxy Alpha when i'm in the subway in Paris. To be honnest I have no service, no sms, no calls, and for sure no internet...
I can see people using their smartphones inside the subway without problems.
I had an iPhone 4 during 3 years, and didn't have any problem with it when I was in the subway.
I'm using the same phone carrier "Bouygues Telecom"
So what's wrong with this Galaxy Alpha ?
Click to expand...
Click to collapse
looks lik eit might be a software problem .. we need to contact samsung bout it or complain on their site.. but guys all of us we must complain not just one person cos they wont sort it out..
Hey people,
I'm also having connection issues:
When I boot the phone it's working is at should: Switching between 4G/3G/EDGE etc. After a while the connection sort of times out. I can only make emergency calls. It works flawlessly for up to a day, or it can only work for like 5 minutes.
Rebooting the device fixes this temporarily. My service provider (Hi in NL) has already sent me a new simcard which doesn't help. They are now saying I should send it over for repair.
Btw: When i leave it in CDMA only, the problem takes much longer to arise (like a couple of days).
I can see that people who have posted in this thread are having the same issues. I'm wondering if this is firmware or hardware related, as I want avoid sending over my phone. If it IS a firmware bug, sending it over for repair obviously isn't going to fix this.
I have sent an e-mail to Samsung BeNeLux. Like Simona Simmy says, we should all write to Samsung

call quality issues cm13

i have the 13.0-20161207 update for cm13. im on metro pcs phone plan. using the google now launcher
for a while now whenever i make or receive a phone call the reception is terrible.
i noticed a H or a H+ where the signal strengh is supposed to be.
what is going on and how can i fix it ????
towncarblue said:
i have the 13.0-20161207 update for cm13. im on metro pcs phone plan. using the google now launcher
for a while now whenever i make or receive a phone call the reception is terrible.
i noticed a H or a H+ where the signal strengh is supposed to be.
what is going on and how can i fix it ????
Click to expand...
Click to collapse
Please be clear , what does the launcher do with your signal reception ?
Sent from my KIW-L22 using Tapatalk
towncarblue said:
i have the 13.0-20161207 update for cm13. im on metro pcs phone plan. using the google now launcher
for a while now whenever i make or receive a phone call the reception is terrible.
i noticed a H or a H+ where the signal strengh is supposed to be.
what is going on and how can i fix it ????
Click to expand...
Click to collapse
H or H+ is your data network displaying that you are using HSPA technology for internet on your phone.
Don't know about the signal strength...
muradulislam said:
H or H+ is your data network displaying that you are using HSPA technology for internet on your phone.
Don't know about the signal strength...
Click to expand...
Click to collapse
When u have more than 2 bars , it's pretty sure that your voice quality is good for the peer .
Sent from my KIW-L22 using Tapatalk
---------- Post added at 08:08 AM ---------- Previous post was at 08:06 AM ----------
towncarblue said:
i have the 13.0-20161207 update for cm13. im on metro pcs phone plan. using the google now launcher
for a while now whenever i make or receive a phone call the reception is terrible.
i noticed a H or a H+ where the signal strengh is supposed to be.
what is going on and how can i fix it ????
Click to expand...
Click to collapse
You don't need to worry about the icon my friend .
There were different bandwidths even in 3g networks. When u see H+ icon , it was sure that u are getting better speed over Normal 3g network("H" in your case) .
Sent from my KIW-L22 using Tapatalk
i put the launcher because i have no idea what the issue is/was. all i know is that i get good internet {lte} full bars
and then in the same location when i receive or make a call it drops to one or two bars and the call comes out barely audible,
especially when im in my vehicle and i start to drive
towncarblue said:
i put the launcher because i have no idea what the issue is/was. all i know is that i get good internet {lte} full bars
and then in the same location when i receive or make a call it drops to one or two bars and the call comes out barely audible,
especially when im in my vehicle and i start to drive
Click to expand...
Click to collapse
So what I understood is , signal drops to minimum when you got a call and comes to normal when you disconnect the call .
If I am right , just do one thing ..
Take a logcat before making a call and after attempting the call save it and send me or baDeamon in PM .
Sent from my KIW-L22 using Tapatalk
No need for a logcat .
the issue is that he had a 4g LTE and while getting a call network will switch to 3g or 2g and normally it will drop cause each basband have different strength !..
its normal and If u have bad reception means the 2g or 3g network is not good that area !..
Romiui said:
No need for a logcat .
the issue is that he had a 4g LTE and while getting a call network will switch to 3g or 2g and normally it will drop cause each basband have different strength !..
its normal and If u have bad reception means the 2g or 3g network is not good that area !..
Click to expand...
Click to collapse
But I din't mean that , I was assuming that his network signal loose strength on the same network (H in his case ) ..
Sent from my KIW-L22 using Tapatalk
gopinaidu77 said:
But I din't mean that , I was assuming that his network signal loose strength on the same network (H in his case ) ..
Sent from my KIW-L22 using Tapatalk
Click to expand...
Click to collapse
loosing the strength of network always depend on network strength only . if he can got a LTE Then he have no issue with software
Romiui said:
loosing the strength of network always depend on network strength only . if he can got a LTE Then he have no issue with software
Click to expand...
Click to collapse
This is true . but I thought to confirm this by seeing his logs . coz we can't judge something directly without proper investigation
Correct , I believe he need to read about using logcat first ! am assuming he have no idea about that already !.
Romiui said:
Correct , I believe he need to read about using logcat first ! am assuming he have no idea about that already !.
Click to expand...
Click to collapse
Well we learn everyday.

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