[Q] Bluetooth and reception? - EVO 4G General

I recently moved my office across the street, which apparently is an area that has marginal 3G and radio reception (previously worked OK). I had almost given up, but then I noticed my wife's EVO always got reception there; the difference was that she always has Bluetooth "on." When I turned mine on, presto!, the phone gets 3G and the phone signal again. Is it just my imagination, or does Bluetooth improve those bars? And why would it (no Bluetooth transmitters around as far as I know)?

Related

Dropped Calls on X1a... No WDCMA to GSM handoff?

Hi everyone,
I'm on a fringe coverage area with AT&T. I have a pretty new sim card, but I noticed that I get a lot of dropped calls while on 3G (or H). I usually get 1-2 bars on 3G. Shouldn't the call I'm on, hand-off to Edge if the signal is not strong enough on 3G? Right now, its dropping the call altogether on 3G with no fallback to Edge. Is the Xperia's radio to blame for this?
Thanks!
i dont know who is to blame but if your on the fringe as you say, you should just manually set your device to use edge/gsm.
it will save on your battery and have less dropped calls. otherwise, you phone will keep bouncing between signals.
i also have the same problem and i am curious of the answer i dont want to lose 3g all together but i have 1 bar in my house and drop calls also.
Has anyone on AT&T tried to flash their xperia with the Raphael radio? Is the signal alot better?
not just exactly the same problem here, but similar (according to the network). at home, i have no 3g coverage and manage to get edge at best, problem is intermitantly my voice stops, even though i can here the other caller perfectly, the phone still keeps between 2-3 bars of signal, and i can even stay on the call over 30 seconds after it happens. the other caller can just hear like a dead noise. the network has me testing the 3g thing for the next couple of days though.
PS. this also happened with a K850i and a K800i

Bad Reception: T-Mobile or HD2?

I'm in an area that t-mobile maps show should have excellent phone and data coverage. Both are horrible. Data service is almost always edge with very few bars. If I ever do get 3G its usually only momentary and never above one bar.
The problem is reception doesn't seem to improve regardless of where I am. I drove to a neighboring state along freeway that t-mobile showed had full coverage. But the few times I did get a signal, I was roaming.
So, I arrive in Boulder CO thinking I should have excellent coverage, but nothing changes. Hardly any signal strength when I do have a signal. I've tried all the radios, several ROMs... even the stock one. Nothing helps.
The question is:
Does t-mobile coverage general suck? This is my first time with the company. I plan to get someone's version of the Galaxy S, but if t-mobile coverage is this bad, I'm not getting theirs.
Does the Leo radio generally suck?
Do I have a bad phone?
Is there an app that measures and logs signal strength (preferably with GPS)? I've seen them for wifi, but is there one that tracks and logs the voice/data signal on the t-mobile network?
I had a G1 before the HD2 and I usually get the same or one bar less than what I used to get with my G1 in the same places.
Try these
dc41 said:
I'm in an area that t-mobile maps show should have excellent phone and data coverage. Both are horrible. Data service is almost always edge with very few bars. If I ever do get 3G its usually only momentary and never above one bar.
The problem is reception doesn't seem to improve regardless of where I am. I drove to a neighboring state along freeway that t-mobile showed had full coverage. But the few times I did get a signal, I was roaming.
So, I arrive in Boulder CO thinking I should have excellent coverage, but nothing changes. Hardly any signal strength when I do have a signal. I've tried all the radios, several ROMs... even the stock one. Nothing helps.
The question is:
Does t-mobile coverage general suck? This is my first time with the company. I plan to get someone's version of the Galaxy S, but if t-mobile coverage is this bad, I'm not getting theirs.
Does the Leo radio generally suck?
Do I have a bad phone?
Is there an app that measures and logs signal strength (preferably with GPS)? I've seen them for wifi, but is there one that tracks and logs the voice/data signal on the t-mobile network?
Click to expand...
Click to collapse
1: its the reception but they have REALLY good reception around the US are you surround by tress or alot of buildings/businesses?
2: i prefer the 2.10 radio it works really well
3: call t-mobile and tell them bout your problem, but before you call do a hard reset and dont install any apps, if that doesn't work Switch your sim to another phone and see what type of service you get but use a touch screen phone
i have a different problem BUT VERY ODD!
At my house i get 3g but i can't even receive calls or call out but i can text perfectly and use the internet, i switched my sim to another phone and had the same problem i get 3g but wen people call me it goes straight to Voicemail, i found 2.10 works the best for me but i live in VEGAS it still didnt fix it but it kinda made it better...
pakistaniprince said:
1: its the reception but they have REALLY good reception around the US are you surround by tress or alot of buildings/businesses?
2: i prefer the 2.10 radio it works really well
3: call t-mobile and tell them bout your problem, but before you call do a hard reset and dont install any apps, if that doesn't work Switch your sim to another phone and see what type of service you get but use a touch screen phone
i have a different problem BUT VERY ODD!
At my house i get 3g but i can't even receive calls or call out but i can text perfectly and use the internet, i switched my sim to another phone and had the same problem i get 3g but wen people call me it goes straight to Voicemail, i found 2.10 works the best for me but i live in VEGAS it still didnt fix it but it kinda made it better...
Click to expand...
Click to collapse
Home office in an average neighborhood. I tried to find an app that measures the GSM signal strength. I found a demo of MobileGX P3Kit and it did just what I wanted except it doesn't log the signal strength. But, I guess the company went out of business. It only worked once, and the website link is dead.
Does the data connection use a different frequency than the phone signal connection? That's about the only thing I can think of that would cause the problems you have at home. Weird stuff.
I am in a marginal coverage area and the HD2 radio is horrible. I'll go from 3 bars to no bars back to 2 bars then to none in under a minute without moving my phone.
On my Blackberry I would get usable coverage everywere in my house, none in the basement, with the HD2 its pure luck if I can use it on the front porch.
When I'm standing below a T-Mo tower I will often drop a bar of signal... and thats standing under a tower, several other people with HD2's that I have spoken with have the same experience.
Seems like it varies from phone to phone, and from location to location.
I had a Cliq and despite it being a POS, it had excellent coverage, then I got a Nexus One and its coverage would drop regularly at home. It would drop so often that I didnt really use pandora or surf the internet unless I was on WiFi.
Now I have the HD2 and its been somewhere in the middle. Lots of people say changing the radio will fix your issue. I would definitely start there. Just because a radio version works for some doesnt mean it will definitely be the best option for your location.
dc41 said:
So, I arrive in Boulder CO thinking I should have excellent coverage, but nothing changes. Hardly any signal strength when I do have a signal. I've tried all the radios, several ROMs... even the stock one. Nothing helps.
Click to expand...
Click to collapse
Strange, I just left Boulder and I had full 3g signal strength.

3G signal problems with certain CIDs

Hi, I have a problem that I suspect is an isolated situation, nevertheless, it has been bugging me for over a month now. Hopefully the community will have some insight.
I will try to report the problem in it's entirety:
I do have a shortcut on my desktop to Phone Info (*#*#4636#*#*). From here, the thing I note of interest is the CID, which I guess is the tower ID that my phone is currently connected to. Also of note here are the ASUs, which I'm not quite sure what they are, but they seem to correlate with the number of bars being reported (ie more asu = more bars).
I also use Hello IM (AIM app from the market) heavily, and I have "Show notification icon" enabled, so it works fairly well as a visual indicator of connectivity, or lack thereof.
Ever since I upgraded from Super D to an Eclair rom, I've had problems with 3G handoffs on Tmo. Basically, whenever my phone switches from Edge to 3G, or one 3G tower to another 3G tower (different CID in Phone Info), the connection times out. I see the infamous "up arrow but no down arrow" activity on the 3G icon in the notification bar. This happened just about everywhere I went.
About a month ago, I decided to upgrade the phone radio, from 2.22.19.26I to 2.22.23.02. For one reason or another, this completely solved my problem. I had no problems with handoffs, 3G just started working again.
A couple weeks ago, I downloaded CM6 and tried out Froyo. The first thing I notice is the weak signal on my radio. Before flashing the rom, I did a nandroid backup, and I know I had 3 bars of 3G signal where I set the phone down. After the flash, my phone had no 3G signal, and for some reason refuses to switch to edge; so my signal indicator is sitting there with an X over it. After some time, it finally does pick up a 3G signal--this is where it begins to get weird...
My 3G works right now, for the most part. There seems to be 2 very specific locations where it does not work. As mentioned earlier, I am able to check CID's through the Phone Info menu. I notice 2 CIDs where my 3G connection times out. By time out, I mean an apparent loss of data (ping doesn't work in Phone Info). This happens every time I am connected to these 2 towers. As soon as the phone switches off to another tower, data works fine again. The strange part is, even though I am not getting data, the asu and signal bars continue to move up and down as if I have a normal signal. The phone also makes no effort to switch back to Edge, even though 3G data is completely stalled (Hello IM shows as disconnected, ping fails).
This started happening since the CM6 update, and have persisted since then. Even after I did a nandroid restore back to my previous rom (Super E 1.02), the radio problem remains. Before CM6 and after I updated my radio, I had no problem connecting to these same towers.
In a nutshell:
3G does not work when I am connected to 2 specific towers since CM6 update
Phone makes no effort to switch to other 3G towers or Edge when connected to these 2 towers
When connected to these towers, signal strength continues to go up and down as normal; usually hovers at a consistent 2 to 3 bars with the stock signal indicator (4 bars max).
Currently I have tried flashing all the Eclair roms available, as well as my old Super D rom (still using 2.22.23.02 radio). Problem remains.
Does anyone have any idea what's going on?

quantum reception??

hello everybody...just received my quantum 2 days ago (i live in italy)...it was locked to at&t so i unlocked it with a code...but the reception is very bad, so i wonder...if i debrand the phone from at&t perhaps it will get better reception...what u think? because the signal only shows g/3g and no 3g+ or H....i'm a bit worried about that...help please! =)
Beggy90 said:
hello everybody...just received my quantum 2 days ago (i live in italy)...it was locked to at&t so i unlocked it with a code...but the reception is very bad, so i wonder...if i debrand the phone from at&t perhaps it will get better reception...what u think? because the signal only shows g/3g and no 3g+ or H....i'm a bit worried about that...help please! =)
Click to expand...
Click to collapse
If the phone is showing 3G at any time, then you are set up for the appropriate bands to get high(er) speed data transfer and 3G voice. If you only see E, then your carrier is using the other bands and unfortunately, there is no way to reconfigure the phone via firmware.
As far as general reception capabilities of the Quantum, I find it to be superior to the S-E X10 I used to use (I still have it), so I don't think there is anything wrong with the design. What phone were you using before?
drtolson said:
If the phone is showing 3G at any time, then you are set up for the appropriate bands to get high(er) speed data transfer and 3G voice. If you only see E, then your carrier is using the other bands and unfortunately, there is no way to reconfigure the phone via firmware.
As far as general reception capabilities of the Quantum, I find it to be superior to the S-E X10 I used to use (I still have it), so I don't think there is anything wrong with the design. What phone were you using before?
Click to expand...
Click to collapse
i had an omnia 7...but it's the first time i use a phone that comes from the US...dunno, it's weird, because when the omnia was under hspa, tha phone showed me always 3g+...and with tha quantum it shows me always 3g, and very poor reception (only 1 bar)....but the most of time the signal is under gprs only....it's pissing me off =(
You are correct. This phone has really bad wifi and wireless reception. I had flip phone before this and in places where I had 1 or 2 bars before with LG I have nothing, no signal. Yesterday I had to leave Ikea building and turn phone off/on just to get reception because if after spending 2 minutes outside he couldn't lock the signal.
Regarding wifi, at home I have hi-gain antenna on my router. I can take my laptop outside on the parking lot, sit in my car and still browser on the internet. This is around 30m distance through 1 thick concrete wall. This phone is struggling to get signal on the opposite side of the home, behind 2-3 drywall walls.
I constantly have signal changing between 3G and H. Were unhappy with reception.
AT&T phones don't show H+ (3G+), it just reports it as 3G. Signal wise I live out in the middle of nowhere and I got pretty decent signal with it. You can change your primary band settings under the MFG app though (because its AT&T if 2100 is available it automatically swaps to it, although where youre at 2100 may not be a primary band).

[Q] When WiFi is on, voice signal almost non-existant

Hello.
So my T-Mobile Note 3 is acting up. The problem is, when WiFi is connected, the cell signal indicator drops to zero, or almost zero. It is more noticeable when I am at home. Not as much as the office. And the impact is, that calls do not come through, and when they do, they sound like a horrible T-Pain autotune song. To make a call, I typically have to disable WiFi, wait for about a minute for better signal. Signal always gets better when WiFi is disabled.
I am on a stock T-Mobile ROM, rooted. WiFi calling enabled but not active.
Any suggestions?

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