gsm

'Reliable' SMS Unicode & GSM Encoding in PHP

(Updated a little) I'm not very experienced with internationalisation using PHP, it must be said, and a deal of searching didn't really provide the answers I was looking for. I'm in need of working out a reliable way to convert only 'relevant' text to Unicode to send in an SMS message, using PHP (just temporarily, whilst a service is r...

How do you handle unsolicited responses (like incoming calls) when handling sms with a gsm modem

I have tried to develop a gsm modem library for handling sms built around system.io.ports.serialport. it does not handle unsolicited responses very well, in particular incomming calls. i resort to sending AT hangup commands for each incoming call, however the unsolicited responses can popup even while you are doing other processing. this...

How to send SMS from ASP.NET application by way of a GSM modem

If GSM modem has to be used to send SMS, then what are the hardware and software requirements to setup the entire thing? ...

Is it possible to force network traffic through Wifi or the TMobile network?

I'm wondering if, with the G1, it's possible to force the network traffic to pass through the Wifi or through the Cell GSM network. I need to force an application to connect through the tower network to get some login information. Is this possible? Anyone have any ideas as to how this would be possible? I'm trying to accomplish this ...

Where can i get free GSM libraries/components for delphi or python?

Guys, Where can i get good free GSM libraries for Delphi or Python? Libraries i can use to send and receive sms's on my application? Gath ...

How do i go about writting a program to send and receive sms using python?

I have looked all over the net for a good library to use in sending and receiving sms's using python but all in vain! Are there GSM libraries for python out there? ...

Encoding £ in SMS message sent via Gateway not working correctly

Hi, I'm having trouble with an SMS message I am sending using a provider called Cymba. Basically I'm posting the message over to them as per their specifications URL encoded. However when the message is sent to my phone the £ appears with an A in front i.e. £A Now C# strings are Unicode by default, so I switched to ASCII encoding and...

Call Using GSM modem

Hai I am developing Sms Project in vb.net.I can Send and receive Sms Easily. I can attented Incoming call and dial. but not hearing and talk. I connected with com Port. This is possible or not for talking and hearing. please tell me ...

Wireless data transfer

I have to transfer files between two computers using GSM 81GR modem and a BSNL sim card is used for both the modems. But apparently in to transfer files using Hyperterminal, we need to have the Data card numbers of the sim card and for BSNl, there is no such concept. I need to find out as to how can i do the same with the voice numbers a...

any API in Blackberry to make a call and send data?

Any API in blackberry to make a call and send data. I want to dial a number and send some data using GSM data(not GPRS). any help or pointers would be appreciated. ...

Blackberry as GSM modem from application running on the Blackberry

can I use the Blackberry as a GSM modem from an application running on the blackberry itself. I know it's possible to use the blackberry as a GSM modem from a PC. ...

How to send text messages to mobile devices programmatically and on-the-cheap?

I think have too little experience in this area to even word this question properly. (Which is probably why I can't seem to Google a decent answer.) What I want know is if it is possible to send a text message to a mobile user for free and relatively easily? I understand that one can register with third-party sms gateway provider or...

When deleting SMS, they don't get deleted

Hi there! I connected a GSM/GPRS-modem to my microcontroller and everything works fine. When I want to delete all messages in the ME storage, I should use this command: AT+CMGD=1,4 ->OK The deleteflag '4' indicates that I want to delete all messages and flag '1' is overridden. However, when I check if the storage is empty, I get: A...

How to communicate with Telecom infrastructure using .NET

I am currently writing some pretty gnarly C#/C++/Cli code to interface with Telecommunication equipement and GSM Mobile Networks for a couple of the major telecom here and abroad. GSM networks primarily use SS7 Signaling using a protocol called TCAP to send messages back and forth to Signaling Points within the network. The laws of Tcp/i...

Embedding GSM cellids in Short Messages

I'm using the WML function "providelocalinfo" to put location information into Short Messages send via a WIB menu on a GSM handset. I'm using the WIG WML v.4 Spec from SmartTrust. The relevant section is "9.4 providelocalinfo Element" I use the code as in the example, and then transmit the variable via SMS, and use Kannel to retrieve t...

sms aggregator implementation/application

What could be the use or application of SMS aggregators such as SMSLib or Kannel. Can I use them to send SMS's from my web server. In case they can send SMS's will those be sent on a GSM channel or GPRS channel. What would be the cost implications per sms on part of the customer and on part of my implementation process? ...

How do mobile service providers manage airtime data?

Am just curious on how mobile service providers manage the data used to top-up airtime in your cell phone. In my region, when you want to top-up airtime on your cellphone, you buy a "scratch" card that has a unique number which you key in on to your cellphone. If the number is valid the amount value of the card is added to your account ...

What is the best design for polling a modem for incoming data?

I have a GSM modem connected to my computer, i want to receive text messages sent to it using a python program i have written, am just wondering what is the best technique to poll for data. Should i write a program that has a infinite loop that continuously checks for incoming sms's i.e within the loop the program sends the AT commands...

Convert GSM Audio to WAV PCM

Does anyone know how to convert GSM audio into PCM WAV via C#? I have tried to find a viable solution on the Internet to no avail. ...

Wavecom GSM modem as a TCP client

Hi. I've been trying to do TCP communication using my Wavecom Fastrack modem. What I want to achieve is make the modem connect to a specified TCP server port to enable me to transfer data to and from the server. I found some information on than in the user's guide. Basing on the information you can find on page 66 I created an applicatio...