How can you tell what LTE Band you are using? - LG V10 Q&A, Help & Troubleshooting

I've tried a few of the apps, but none of them is reporting what LTE Band I'm currently using. Any idea to find this info out?
Thanks
Nathan

Dial
277634#*#
Engineering Mode
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app "LTE Discovery" works
Trying to use the #s above does not work on my (AT&T) LG V10.

My note 4 had the secret menu that would allow me to select all LTE only bands where would I need to go to do that? Also browsing through the menu given 277634#*# I see some stuff dealing with tether and all that has anyone messed around with the settings in there?

jmone said:
I've tried a few of the apps, but none of them is reporting what LTE Band I'm currently using. Any idea to find this info out?
Thanks
Nathan
Click to expand...
Click to collapse
RDI said:
app "LTE Discovery" works
Trying to use the #s above does not work on my (AT&T) LG V10.
Click to expand...
Click to collapse
+1 I also use LTE Discovery app.

The best there is! https://play.google.com/store/apps/details?id=com.blueline.signalcheck&hl=en

I should have said, I have a H962 and am on Optus in Austraila and that I've so far tried:
- 277634#*# (does not work)
- Network Signal Info Pro = no 4g band info
- Signal Check (lite) = no 4g band info
- LTE Discovery = no 4g band info
It seems most of these apps will only report the 4G band info for some networks.
-

jmone said:
I should have said, I have a H962 and am on Optus in Austraila and that I've so far tried:
- 277634#*# (does not work)
- Network Signal Info Pro = no 4g band info
- Signal Check (lite) = no 4g band info
- LTE Discovery = no 4g band info
It seems most of these apps will only report the 4G band info for some networks.
-
Click to expand...
Click to collapse
I had contacted OpenSignal some time ago.
Can't see my primary sim, in my Z3 Dual Sim phone with opensignal.
Click to expand...
Click to collapse
Teresa (OpenSignal)
Feb 25, 16:37
Hello,
Currently there is no generic Android API to support Dual SIM functionality, so Dual SIM support is not yet on our development roadmap.
It is possible that there is a manufacturer specific API or other means of getting signal information for a second SIM. What kind of phone do you have? If there are large groups of Dual SIM phones that are made by the same manufacturer, we will investigate whether we can get data for that family of devices.
Regards,
Teresa
Like our apps? Help us make them 'beta': http://opnsg.nl/1Avzotw
Join the Spring 2015 iPad Translation Challenge: http://opnsg.nl/1AU3cwl
Learn about the optimal settings for data collection: http://opnsg.nl/11FPP9k
Click to expand...
Click to collapse

Related

Galaxy S2 HD LTE (SHV-e120s)

Hi guys
I recently got one of these shipped over to Australia. Now I've encountered a few network issues I'd like help to resolve.
1. I think the only HSDPA/UMTS bands available are only 900/2100MHz. That means I can't get access to Telstra's Next G Network as it runs on 850MHz. Unfortunately I can't get access to the service mode at all and I've also downloaded the network app from the android market to see if I can change the band that way, but that doesn't help either - the app just crashes. I guess there's not much I can do there.
2. According to all the sites I've seen about the specs for the phone - LTE bands supported are 800/1800/2600MHz. But I can't seem to get on Telstra's LTE in sydney. The phone assumes that even with a Telstra sim, I'm on roaming with SK Telecom and it states that 4G roaming is now available. The aforementioned network app is set to "GSM/WCDMA/LTE auto" - yet no LTE!
Perhaps I could flash to another ROM? but I'm not sure which would be applicable? The LG Nitro HD has the closest specs in my opinion. Any help would be greatly appreciated.
milkyways2 said:
Hi guys
I recently got one of these shipped over to Australia. Now I've encountered a few network issues I'd like help to resolve.
1. I think the only HSDPA/UMTS bands available are only 900/2100MHz. That means I can't get access to Telstra's Next G Network as it runs on 850MHz. Unfortunately I can't get access to the service mode at all and I've also downloaded the network app from the android market to see if I can change the band that way, but that doesn't help either - the app just crashes. I guess there's not much I can do there.
2. According to all the sites I've seen about the specs for the phone - LTE bands supported are 800/1800/2600MHz. But I can't seem to get on Telstra's LTE in sydney. The phone assumes that even with a Telstra sim, I'm on roaming with SK Telecom and it states that 4G roaming is now available. The aforementioned network app is set to "GSM/WCDMA/LTE auto" - yet no LTE!
Perhaps I could flash to another ROM? but I'm not sure which would be applicable? The LG Nitro HD has the closest specs in my opinion. Any help would be greatly appreciated.
Click to expand...
Click to collapse
1. usually, bands are hardware limited. Meaning if you don't receive a particular band, you probably won't ever be able to.
2. what bands does Telstra's LTE operate on? #1 applies here too. If the LTE antenna in the phone doesn't receive the frequency your operator is transmitting on, there's not much you can do.
And in your "Perhaps", why would you even consider flashing a ROM for a completely different phone to yours???? (unless you WANTED to end up with a paperweight)
EDIT: Look at this thread. Specifically what's in post 2, which reads "So it doesn't matter where you buy the phone from, it will work on Telstra unless you go buy the korean version or something." Just googling your model number (SHV-E120S), it looks like that IS a Korean version of the phone. The fact that you say it says something about roaming for SK Telecom (a South Korean carrier) seems to support that.
EDIT 2: a quick google for the SHV-E120S turns up this page, which says the phone is for networks voice GSM900, GSM1800, GSM1900, data (HSPA+) UMTS900, UMTS2100, and LTE frequencies LTE 800, LTE 1800, LTE 2600.
According to Telstra's wikipedia page, HSPA on Telstra is UMTS850 and UMTS2100, and LTE is LTE1800. So you won't get full support on all of Telstra's bands with that model of phone.
It looks like you'll prob be stuck with 3G nextwork if you use this phone in AUS.
Remember: DO NOT try to flash ROMs that is not for your phone. I've tried this one time and ended up hard-bricking my phone. NEVER DO THIS!
ctomgee said:
1. usually, bands are hardware limited. Meaning if you don't receive a particular band, you probably won't ever be able to.
EDIT 2: a quick google for the SHV-E120S turns up this page, which says the phone is for networks voice GSM900, GSM1800, GSM1900, data (HSPA+) UMTS900, UMTS2100, and LTE frequencies LTE 800, LTE 1800, LTE 2600.
According to Telstra's wikipedia page, HSPA on Telstra is UMTS850 and UMTS2100, and LTE is LTE1800. So you won't get full support on all of Telstra's bands with that model of phone.
Click to expand...
Click to collapse
Ive read a number of XDA sites where people flash and install new modems with different bands. Woudl it be possible to install a 850MHz modem into the above phone?
claud001 said:
Ive read a number of XDA sites where people flash and install new modems with different bands. Woudl it be possible to install a 850MHz modem into the above phone?
Click to expand...
Click to collapse
Um, no. No flash will ever address a hardware limitation.
SHV-E120S Network problem...
milkyways2 said:
Hi guys
I recently got one of these shipped over to Australia. Now I've encountered a few network issues I'd like help to resolve.
1. I think the only HSDPA/UMTS bands available are only 900/2100MHz. That means I can't get access to Telstra's Next G Network as it runs on 850MHz. Unfortunately I can't get access to the service mode at all and I've also downloaded the network app from the android market to see if I can change the band that way, but that doesn't help either - the app just crashes. I guess there's not much I can do there.
2. According to all the sites I've seen about the specs for the phone - LTE bands supported are 800/1800/2600MHz. But I can't seem to get on Telstra's LTE in sydney. The phone assumes that even with a Telstra sim, I'm on roaming with SK Telecom and it states that 4G roaming is now available. The aforementioned network app is set to "GSM/WCDMA/LTE auto" - yet no LTE!
Perhaps I could flash to another ROM? but I'm not sure which would be applicable? The LG Nitro HD has the closest specs in my opinion. Any help would be greatly appreciated.
Click to expand...
Click to collapse
Hello guys,
I am from Nepal. I have Samsung SHV-120S and when i was updating my phone phone went to dead boot mode. I did dead boot repair using riff JTAG and after flashing using 4.0.4 i am unable to use gsm only network cause i dont have hspda and above netoworks here. Any solution?
Inside of mobile networks there is just 2 option LTE Preferred and 3G Only... but i dont have 3G network and i dont know about lte network.
i had tried teamleader rom also but problem doesnt appears...
help somebody..
sim tower problem
ctomgee said:
1. usually, bands are hardware limited. Meaning if you don't receive a particular band, you probably won't ever be able to.
2. what bands does Telstra's LTE operate on? #1 applies here too. If the LTE antenna in the phone doesn't receive the frequency your operator is transmitting on, there's not much you can do.
And in your "Perhaps", why would you even consider flashing a ROM for a completely different phone to yours???? (unless you WANTED to end up with a paperweight)
EDIT: Look at this thread. Specifically what's in post 2, which reads "So it doesn't matter where you buy the phone from, it will work on Telstra unless you go buy the korean version or something." Just googling your model number (SHV-E120S), it looks like that IS a Korean version of the phone. The fact that you say it says something about roaming for SK Telecom (a South Korean carrier) seems to support that.
EDIT 2: a quick google for the SHV-E120S turns up this page, which says the phone is for networks voice GSM900, GSM1800, GSM1900, data (HSPA+) UMTS900, UMTS2100, and LTE frequencies LTE 800, LTE 1800, LTE 2600.
According to Telstra's wikipedia page, HSPA on Telstra is UMTS850 and UMTS2100, and LTE is LTE1800. So you won't get full support on all of Telstra's bands with that model of phone.
Click to expand...
Click to collapse
GALAXY S2 HD LTE SHV-120s
while I try to dial it says the message "not registered on network" and after some time it again gets connected to the network but during call 90% of the time it delivers problematic calling experience...
jak_roj said:
Hello guys,
I am from Nepal. I have Samsung SHV-120S and when i was updating my phone phone went to dead boot mode. I did dead boot repair using riff JTAG and after flashing using 4.0.4 i am unable to use gsm only network cause i dont have hspda and above netoworks here. Any solution?
Inside of mobile networks there is just 2 option LTE Preferred and 3G Only... but i dont have 3G network and i dont know about lte network.
i had tried teamleader rom also but problem doesnt appears...
help somebody..
Click to expand...
Click to collapse
I have the exactly same problem here, any idea guys?
med.bassia said:
I have the exactly same problem here, any idea guys?
Click to expand...
Click to collapse
hello guys,
i had the same problem using it in Albania and i find somewhere that you can access the hidden menu by entering at the dial pad the code: 319712358 pass:996412. then at "network settings" you can select GSM modes.
i'm still facing some problem with the calls but overall it's working.
hope it helps.
how could i activate or turn the 3g to 4g? im from PHI
---------- Post added at 07:09 AM ---------- Previous post was at 07:04 AM ----------
ggeku said:
hello guys,
i had the same problem using it in Albania and i find somewhere that you can access the hidden menu by entering at the dial pad the code: 319712358 pass:996412. then at "network settings" you can select GSM modes.
i'm still facing some problem with the calls but overall it's working.
hope it helps.
Click to expand...
Click to collapse
can't access this one. after typing the password. im stuck and nothing happen.
Jepss said:
how could i activate or turn the 3g to 4g? im from PHI
---------- Post added at 07:09 AM ---------- Previous post was at 07:04 AM ----------
can't access this one. after typing the password. im stuck and nothing happen.
Click to expand...
Click to collapse
if you are on JB (4.1.2) it should work or you can even try an app from google play "SKTHiddenMenu", practically does the same thing.
hmm does this unit has many problem??
i would like to root my phone but i still can't find the right apps to use
MrallSunday said:
hmm does this unit has many problem??
i would like to root my phone but i still can't find the right apps to use[/QU
me too i want to root my phone but i can't find the way too. even access the 4g i only access 3g.
Click to expand...
Click to collapse
ggeku said:
if you are on JB (4.1.2) it should work or you can even try an app from google play "SKTHiddenMenu", practically does the same thing.
Click to expand...
Click to collapse
yes im on JB 4.1.2. but i'd stuck on it. after i enter the password? it doesn't happen or it didnt went through. i already try to download the SKTHiddenMenu. when i tap the network it doesnt happen. why else can i do to activate the 4G on this phone?
oh im sorry maybe thats why it not work because im using shv e 120L not 120s im sorry.
so now do you know the password for shv e 120L or its the same with shv e 120s?

[Q] Which LTE Frequency band is my phone connected to

I've searched all around the web and I cant find a way to check what frequency band my phone is using
for Samsung phones just dial *#0011# and you can find that info, iPhones also have a way, but I haven't found a way to determine this in my Xperia Z2.
does anyone knows any way?
any app or something?
terminal command?
(4.4.2 Stock rom)
note: I want this because my carrier (Orange DO) is going to change their LTE band (and they're doing some test sometimes) and I want to know which band are they testing.
blackknigt said:
I've searched all around the web and I cant find a way to check what frequency band my phone is using
for Samsung phones just dial *#0011# and you can find that info, iPhones also have a way, but I haven't found a way to determine this in my Xperia Z2.
does anyone knows any way?
any app or something?
terminal command?
(4.4.2 Stock rom)
note: I want this because my carrier (Orange DO) is going to change their LTE band (and they're doing some test sometimes) and I want to know which band are they testing.
Click to expand...
Click to collapse
Try app named LTE Discovery. Its on play store.
I hope it will work
excobra said:
Try app named LTE Discovery. Its on play store.
I hope it will work
Click to expand...
Click to collapse
it doesn't shows the values for EARFCN,
they're all N/A :crying:
BTW, the app says: "All the data we obtain is volunteered by users", so I don't have the values because no-one posted it earlier
anyone else knows a way?
blackknigt said:
BTW, the app says: "All the data we obtain is volunteered by users", so I don't have the values because no-one posted it earlier
anyone else knows a way?
Click to expand...
Click to collapse
Sorry haven't been able to work with any Orange users to map out their LTE bands yet. If you get a phone that can access the *#0011* menu (or can grab a friends phone whose can) hit me up at [email protected] and I'll be able to bake support for Orange into the application.
I want to add support for all the Canadian and UK carriers but it's been hard to find volunteers in other countries to work with.
-Spence
LTE Discovery Dev
SpenceSouth said:
Sorry haven't been able to work with any Orange users to map out their LTE bands yet. If you get a phone that can access the *#0011* menu (or can grab a friends phone whose can) hit me up at [email protected] and I'll be able to bake support for Orange into the application.
I want to add support for all the Canadian and UK carriers but it's been hard to find volunteers in other countries to work with.
-Spence
LTE Discovery Dev
Click to expand...
Click to collapse
I don't know the exact UL/DL frequencies right now, but orange is using band 3 for LTE, and 900 for 3g / GSM / EDGE
the point is, they're on a process of migration from that LTE band, they're waiting (among other things I guess) for authorization to complete migration.
What I wanted to know is exactly which bands they're testing, because I've used a nexus 5 D820 (which lacks band 3) and often it gets connected to the LTE and a friends phone says it is still connected to band 3 (Galaxy S4 i9505 using *#0011#)
So there's no way other than *#0011# for Samsung Phones to get that Connection Data? not from data gathered
and..
actually I'm from Dominican Republic
blackknigt said:
I've searched all around the web and I cant find a way to check what frequency band my phone is using
for Samsung phones just dial *#0011# and you can find that info, iPhones also have a way, but I haven't found a way to determine this in my Xperia Z2.
does anyone knows any way?
any app or something?
terminal command?
(4.4.2 Stock rom)
note: I want this because my carrier (Orange DO) is going to change their LTE band (and they're doing some test sometimes) and I want to know which band are they testing.
Click to expand...
Click to collapse
What country and carrier?
higgs_ said:
What country and carrier?
Click to expand...
Click to collapse
Orange Dominican Republic,
Note: if you read the above replies, I don't want gathered data but something similar to the *#0011# menu on the Galaxy line.
blackknigt said:
I've searched all around the web and I cant find a way to check what frequency band my phone is using
for Samsung phones just dial *#0011# and you can find that info, iPhones also have a way, but I haven't found a way to determine this in my Xperia Z2.
does anyone knows any way?
any app or something?
terminal command?
(4.4.2 Stock rom)
note: I want this because my carrier (Orange DO) is going to change their LTE band (and they're doing some test sometimes) and I want to know which band are they testing.
Click to expand...
Click to collapse
If you go in to the service menu by dialling in *#*#7378423#*#* then go to service info then configuration. All the working bands are listed there.
kamalaggi said:
If you go in to the service menu by dialling in *#*#7378423#*#* then go to service info then configuration. All the working bands are listed there.
Click to expand...
Click to collapse
I know the working bands, 1/2/3/4/5/7/8/..... etc,
I want to know WHICH band the Phone is CONNECTED TO
blackknigt said:
Orange Dominican Republic,
Note: if you read the above replies, I don't want gathered data but something similar to the *#0011# menu on the Galaxy line.
Click to expand...
Click to collapse
According to wikipedia you are probably using band 3 frequency 1800mhz
http://en.wikipedia.org/wiki/List_of_LTE_networks#Americas
P.S. Damn your country has so many different bands lol.
You're not undersanding, i dont want static information, i want dynamic information.
I have a Xperia Z2 which has band 3, but i also have a nexus 5 D820 (americas version) which does NOT have band 3 and both get connected to LTE why? Because Band 3 is not Orange LTE final band, its a temporal one, and they are testing other bands, i want to know which band is....
Sent from my D6503 using XDA Free mobile app
blackknigt said:
You're not undersanding, i dont want static information, i want dynamic information.
I have a Xperia Z2 which has band 3, but i also have a nexus 5 D820 (americas version) which does NOT have band 3 and both get connected to LTE why? Because Band 3 is not Orange LTE final band, its a temporal one, and they are testing other bands, i want to know which band is....
Sent from my D6503 using XDA Free mobile app
Click to expand...
Click to collapse
Oh i see!
You want to know what spectrum u are.
Id guess band 2
http://pdadb.net/index.php?m=specs&id=4998&c=lg_d820_nexus_5_na_td-lte_16gb
And i forgot to mention that a friend has a Galaxy S4 i9505 (LTE) which lacks of band 2 and band 4, and using *#0011# says its using band 3
So, basically orange is using 2 LTE bands, one is obviously and oficially band 3, but the other one (probably band 4 but i want to make SURE) is on testing.
Sent from my D6503 using XDA Free mobile app
Hi OP. Did you find the right solution to find the frequemcy your which your smartphone connected to? Im looking for the same. All android apps i tried never show what freq band my phone are connected to. But i found 1 in apple ios app and you need to jailbreak. Its like a field test. Im hoping to find 1 that works with android because my apple is so outdated and non lte.
Thanks
http://forum.xda-developers.com/crossdevice-dev/sony/check-band-connecting-xperia-t2914376
This works indeed
But on stock based ROM you can't write into system folder due to RIL protection.
So either you create a cwm flashable zip to install this app in recovery, or you use a custom kernel with deactivated RIL.

LS990 LTE band 3

is there any options to unlock lte band 3 on ls990. i saw and tried many other roms but no one has this feature.
is that depends on rom? or kernel or modem?
Tried woth shortcut master but doesnot work
fromgeorgia said:
is there any options to unlock lte band 3 on ls990. i saw and tried many other roms but no one has this feature.
is that depends on rom? or kernel or modem?
Click to expand...
Click to collapse
looking for the same, ho to add more frequencies to this phone
Gustavo linux said:
looking for the same, ho to add more frequencies to this phone
Click to expand...
Click to collapse
few days ago i flashed Primegsm rom. it's based on D855 witch have all frequencies unlocked.
it gets E G H signals but still no LTE
it seems that not much people are interested in it and developers does not pay attention to it
Hello has anyone looked into this issue?
scorpio76r said:
Hello has anyone looked into this issue?
Click to expand...
Click to collapse
i even dont know if its possible or not
Unable to Enable CDMA on lg g3 ls990
Sir,
I am from Pakistan. i have sprint lg g3 ls990 cell phone. I am using 3g cellular network. But when i enable data it always shows Edge not 3g. I switched network mode to cdma/ wcdma from settings menu but nothing. I flash several roms but no result.
Now i am on cloudy g3 2.5. But there is no change in my data service. I am still on edge data mode.
Any one help me what can i do to switch to cdma/ 3g?????
Thanks and waiting some support from u people.
Regards
Abbas
Abbas130 said:
Sir,
I am from Pakistan. i have sprint lg g3 ls990 cell phone. I am using 3g cellular network. But when i enable data it always shows Edge not 3g. I switched network mode to cdma/ wcdma from settings menu but nothing. I flash several roms but no result.
Now i am on cloudy g3 2.5. But there is no change in my data service. I am still on edge data mode.
Any one help me what can i do to switch to cdma/ 3g?????
Thanks and waiting some support from u people.
Regards
Abbas
Click to expand...
Click to collapse
are you sure that is gets only edge? Sprint rom only have GSM icon regardless what it receives (edge,3g or hsdpa).
and you may also check if 3g frequencies match
How can i check? Please tell me the solution...!!!!!
fromgeorgia said:
i even dont know if its possible or not
Click to expand...
Click to collapse
fromgeorgia said:
is there any options to unlock lte band 3 on ls990. i saw and tried many other roms but no one has this feature.
is that depends on rom? or kernel or modem?
Click to expand...
Click to collapse
Try going to dialer and entering *#*#4336#*#* top right click the three dot menu and pick select radio band.
Abbas130 said:
Sir,
I am from Pakistan. i have sprint lg g3 ls990 cell phone. I am using 3g cellular network. But when i enable data it always shows Edge not 3g. I switched network mode to cdma/ wcdma from settings menu but nothing. I flash several roms but no result.
Now i am on cloudy g3 2.5. But there is no change in my data service. I am still on edge data mode.
Any one help me what can i do to switch to cdma/ 3g?????
Thanks and waiting some support from u people.
Regards
Abbas
Click to expand...
Click to collapse
Try GSM PATCH FOR CDMA ROMS and u r good to go
Abbas130 said:
Sir,
I am from Pakistan. i have sprint lg g3 ls990 cell phone. I am using 3g cellular network. But when i enable data it always shows Edge not 3g. I switched network mode to cdma/ wcdma from settings menu but nothing. I flash several roms but no result.
Now i am on cloudy g3 2.5. But there is no change in my data service. I am still on edge data mode.
Any one help me what can i do to switch to cdma/ 3g?????
Thanks and waiting some support from u people.
Regards
Abbas
Click to expand...
Click to collapse
Try Gsm patch for cdma phones.. I also hve sprint lgg3 in pakistan and this patch helps me a lot.. Just google for it
Anyone found the solution for unlocking LTE bands? It's possible on Verizon by flashing correct modem. We need to find the correct modem for LS990
same
it would be great of anyone can share a solution of adding More LTE bands to the LS990
Tried *#*#4336#*#* in my ls990 with resurection mix 6.0.1 software but no success.
fromgeorgia said:
is there any options to unlock lte band 3 on ls990. i saw and tried many other roms but no one has this feature.
is that depends on rom? or kernel or modem?
Click to expand...
Click to collapse
Here is some information about the ls990 data network
TECHNOLOGIES USED
GSM / CDMA / HSPA / EVDO / LTE
TECHNOLOGIES USED DEFINED
GSM
Global system for mobile (GSM) communication is a digital mobile telephony system that is widely used in Europe and other parts of the world. GSMuses a variation of time division multiple access (TDMA)
CDMA
Code division multiple access (CDMA) is a channel access used by various radio communication technologies. CDMA is an example of multiple access, where several transmitters can send information simultaneously over a single access channel.
HSPA
High speed packet access (HSPA) is a third generation (3G) mobile broadband communications technology. The term "HSPA" actually refers to two specific protocols used in tandem, high speed downlink packet access (HSDPA) and high speed uplink packet access (HSUPA).
EVDO
1xEV-DO is a 3G standard for CDMA-based networks, as a 3G technology it focuses on bringing high-speed data to CDMA. EVDO provides data rates over ten times faster than 1xRTT the previous data technology for CDMA networks.
LTE
Long term evolution (LTE) is a 4G wireless broadband technology developed by the third generation partnership project (3gpp) an industry trade group.
Bands used by the ls990
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 1900 / 2100
4G Bands
LTE Bands 25 (1900) / 26 (850) / 41 (2500)
DATA TRANSMISSION SPEED
HSPA, LTE Cat4
150 / 50 Mbps
I don't know what protocol Band-3 is set up for. So I cannot answer your question directly. What I can tell you is that the coding you are looking for should be part of your CDMA. The CDMA gets the two signals (your phone and the band) to share a frequency. I don't know how this is achieved. If you know how to access the CDMA programming and know the precise frequency your desired band is broadcasting at you very well, at the very least change an existing port to a different frequency.
I don't know if you would be able to just add in coding and expect it to work. That's because I don't actually know if the phones use multiple ports (one for each frequency) or if it cycles through the programmed frequency using one piece of hardware.
I hope at least some of this information is able to help you out. If you do end up attempting to rewrite a CDMA, let me know how it goes. Honestly if it works, I'm going to be asking you for information.
---------- Post added at 04:03 PM ---------- Previous post was at 03:52 PM ----------
Abbas130 said:
Sir,
I am from Pakistan. i have sprint lg g3 ls990 cell phone. I am using 3g cellular network. But when i enable data it always shows Edge not 3g. I switched network mode to cdma/ wcdma from settings menu but nothing. I flash several roms but no result.
Now i am on cloudy g3 2.5. But there is no change in my data service. I am still on edge data mode.
Any one help me what can i do to switch to cdma/ 3g?????
Thanks and waiting some support from u people.
Regards
Abbas
Click to expand...
Click to collapse
I'm just a regular guy but try looking through all of the forums and threads. Just search CDMA (make sure you select find anywhere in text if you use a web browser. Then you can use your browser's tools to "find in page" again search CDMA. This will highlight every time "CDMA" appears on the page. Then you can scroll through them by pressing on the arrows on the find in page tool. Of you can't find anything in any of the posts on this site, there could be the chance that the developers are not interested in altering their CDMAs. Keep in mind it is common advice to never alter your "daily driver" the cell you rely on.
Other than that the only I formation I know about it is what I was told by a guy who flashes phones for a prepaid provider where I live. He told me that not every phone is able to hook up to the bands of the other carriers. That's why he had a sign that stated data service is not guaranteed on all phones.

Supported 4G/Lte bands

I bought this device 2 months ago, I'm very pleased with the price / quality ratio that the Blu Vivo 5 offers.
However, the lack of supported Lte bands (2, 4 and 7 only) is remarkable, especially since the mediatek processor mtk-6753 supports the 'worldmode' 4G / Lte feature which means that all Lte bands are supported. This would be just perfect if it would be supported by the firmware on this phone... Especially since I live in an area where AT&T broadcast Lte signals on different lte bands than supported by the Blu Vivo 5.
I have done some research and I have been trying to read out the current baseband flash file and I'm positive that the current (2, 4 and 7) lte bands are enabled / controlled by this modem baseband (MOLY.LR9. W1444.MD.LWTG.MP.V42.P71).
Anyway, I made some progress by locating the files that holds the lte bands configuration in the device. When I make more progress by successfully enabling more lte bands, I will start a new post in the right section of this forum. For now I'd like to ask if anyone has more info about enabling / tweaking the baseband and / or lte bands configuration with mediatek based devices.
There are many threads and info about Qualcomm based devices where the nvram has been tweaked to enable more lte bands. But as far Mediatek based devices, there is not much to find, other than tools (like MTK engineer mode) to display info. So any helpful background info is highly appreciated!
can u tell me where the files are located? and i also agree this phone is very very very worth every penny
beany23 said:
can u tell me where the files are located? and i also agree this phone is very very very worth every penny
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Agreed. But how to enable the LTE bands?
Any progress on this? I would love to enable additional LTE bands if possible.
My phone drops LTE everyday. Only a reboot helps. Maybe this could help...
In Norway we use LTE bands 3, 7 and 20 (all network operators). This phone only supports 2, 4 and 7. Would really love to be able to use band 3 and band 20!
Requiem87 said:
In Norway we use LTE bands 3, 7 and 20 (all network operators). This phone only supports 2, 4 and 7. Would really love to be able to use band 3 and band 20!
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+1 :good:

carrier aggregation issue on xiaomi phones

hey everyone, I'd like to open a discussion about getting carrier aggregations on our phones, as you already know many of us can't get this feature that's already been implemented on our carriers in many countries or in some countries one carrier does and one doesn't. it's called LTA-A, LTE plus. 4G Plus network
I saw a post on reddit and I quote :
"TIL : Redmi Note 3 Pro (Kenzo) doesn't support Inter-band CA
Recently, I just bought a carrier aggregation enabled operator's SIM card (Digi) to try out this phone's CA aka LTE-A aka 4G+. For your information, I live in Malaysia and you could look up for this operator in this link: https://en.wikipedia.org/wiki/List_of_LTE_networks_in_Asia. To my surprise, there's no 4G+ icon show up so I'd decided to look up for more info on Chinese MIUI regarding this. Users that are able to access 4G+ are all China Mobile users and China Telecom users are not able to. China Mobile had intra-band CA and China Telecom had inter-band CA and hence I came with a conclusion, this phone doesn't support Inter-band CA."
which makes sense to me, as the carrier in my country which is Iran uses Inter-Band CA and won't work on my phone which is kenzo(rn3).also none of the xiaomi phones work either (entry level to flagship ones)
so, does anyone have the knowledge to tell me and the others that is it possible to change Intra-Band CA to Inter-Band CA? or is it the hardware that should be changed in order to work?
note : LTE bands aren't the issue here, both carrier and phones support them.
@TheStrix @flar2 @franciscofranco @MEGAX91 @billchen1977 @dadi11 @psndna88 @xyyx (please don't mind the order)
any suggestions regarding this issue?
@MEGAX91 I believe you were successful on your device(kate). is there a complete guide for everyone that could follow?
I'm desperately looking for a reasonable solution
XDA topic here: https://forum.xda-developers.com/redmi-note-3/how-to/discussion-redmi-note-3-pro-kate-t3581472
MIUI confirms need: http://en.miui.com/thread-557855-1-1.html
Another thread: http://en.miui.com/forum.php?mod=viewthread&tid=656590
wwenigma said:
XDA topic here: https://forum.xda-developers.com/redmi-note-3/how-to/discussion-redmi-note-3-pro-kate-t3581472
MIUI confirms need: http://en.miui.com/thread-557855-1-1.html
Another thread: http://en.miui.com/forum.php?mod=viewthread&tid=656590
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hey man, I'm the same one on miui forum for the third link you mentioned(OP), I've confirmed that bug(you second link). I made this thread to get help from devs of this phone.
Carrier aggregation is working fine on Jio Kerala,India
Using LTE CA on band 5 and band 3
Azharudheen said:
Carrier aggregation is working fine on Jio Kerala,India
Using LTE CA on band 5 and band 3
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Did you modifiy something to get it working or is it working out of the box?
Azharudheen said:
Carrier aggregation is working fine on Jio Kerala,India
Using LTE CA on band 5 and band 3
Click to expand...
Click to collapse
please upload the screenshots of :
- network signal guru app
- devcheck app>system tab
strat1959 said:
please upload the screenshots of :
- network signal guru app
- devcheck app>system tab
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AravindhStanley said:
Did you modifiy something to get it working or is it working out of the box?
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No I just followed the instruction on that post
strat1959 said:
please upload the screenshots of :
- network signal guru app
- devcheck app>system tab
Click to expand...
Click to collapse
Now I am inside my home and signal is low here
Azharudheen said:
Carrier aggregation is working fine on Jio Kerala,India
Using LTE CA on band 5 and band 3
Click to expand...
Click to collapse
what NV value you changed?
give that value plz
Azharudheen said:
Now I am inside my home and signal is low here
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It shows LTE+/4G+ but only 1 carrier. It cant working just got information from service provider about second carrier. I exactly got the same result.
2 different band, need to use 2 different antenna...
wwenigma said:
It shows LTE+/4G+ but only 1 carrier. It cant working just got information from service provider about second carrier. I exactly got the same result.
2 different band, need to use 2 different antenna...
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yes. me too same . Hardware fully support LTE-CA 2 carrier but service provider problem
mathan7 said:
yes. me too same . Hardware fully support LTE-CA 2 carrier but service provider problem
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There are very few operators which allow carrier aggregation.... Standards are there to implement in their network but mostly they are pretty expensive for them to bring live... May be in future, we may have

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