gsm

GPRS communication

Hi All, I want to set up communication between GSM/GPRS modem and a remote server or PC. How to do that? Do we need some application on PC which will communicate to the GSM modem. I want 2 way commuinication. I want to interface GSM/GPRS modem with some microprocessor which has some LCD display. Can anybody help me in this. Thanks, Man...

Huawei Mobile Connect E170

I am trying to receive SMS messages with a Huawei Mobile Connect, Model: E170 device through hyper terminal but can't. I used the below commands to initialize the modem: AT+CMGF=1 AT+CNMI=2,2,0,0,0 (But this gives me this error: +CMS ERROR: 303) This same commands working on my nokia N70, 6630 and many other nokia models i can't r...

looking for GSM / CDMA call detail record structure

i am creating a program in java which will work on call detail records of GSM / CDMA. i am looking for standard structure of Call detail records used for GSM / CDMA. Can someone help me ? basically what are all the columns in a call detail record database of GSM / CDMA ...

Library to send SMS messages via IP connected device

Hello, I'm looking for a library (win32) to be used in a Delphi project that will enable me to send and receive SMS (text messages) via GSM modem devices connected via Ethernet (listening on an IP address). All the libraries I found until now support devices connected via COM/USB/bluetooth/InfraRed, but non of them support a direct co...

getting International Mobile Subscriber Identity (IMSI) in win32 application

Dear All, I am developing a application, where I need to display the IMSI number from data card which has been plugged in to a vista system.I am using visual studio 2005 and microsoft SDK. Is there any way to access the IMSI number of the data card(both GSM and CDMA) using any win32 api or any other way to access it thanks in advance ...

Sending SMS WMA way Vs Datagram COnnection in Blackberry

Hello All, As blackberry supports both API, I would like to know which option I need to go for. What is the difference between two options? Which option is more reliable in both CDMA and GSM devices? Thanks Sudhakar Chavali ...

How to send SMS from Mac terminal via GSM modem?

I have Mio A701 communicator that I would like to use as GSM modem for sending SMS from my Mac. What I've found so far is that one just can send an AT commands directly from terminal to special ports like /dev/ttyUSB0 if modem is connected via USB port or /dev/rfcomm0 if connection is handled via bluetooth. My problem is that when I try...

Send SMS/MMS, especially MMS using .Net w C#

Does anyone know how to send an MMS message with the .net framework? Theres sample code for SMS but not MMS. I have a GPRS modem already installed on my server. ...

"Error: Phone reports generic communication error or syntax error. (GsmComm.GsmCommunication.CommException)"

hey guys, i was checking the sample code with gsmComm library, my modem is nokia 5130 Xpressmusic modem and the connection was done successfuly but when i tried to send a SMS .. i got this message "Error: Phone reports generic communication error or syntax error. (GsmComm.GsmCommunication.CommException)" what's the problem ?http://www...

Why cant i read messages from Nokia mobile using GSM in C#?

I have developed a small sms application from PC to mobile... I Can read messages from other mobiles like sony ericsson but i cant read messages from nokia mobile.... I got the Error Phone Reports generic communication error or syntax error My code is // Read all SMS messages from the storage DecodedShortMessage[] messages = CommSet...

Is it possible to get information about the operator on iPhone?

Hello! Is it possible to get information about the GSM operator from an iPhone? ...

What are the functions / AT commands to reconnect a disconnected GSM modem?

I hava a GSM modem that disconnect after a while, maybe because of low signal. Am just wondering is there an AT command that can detect the disconnection and re-establish a reconnection. Is there a way in code (preferably python) i can detect the disconnection and re-establish a reconnection? Gath ...

Android - supress the native In Call Screen and replace with 3rd party?

Currently creating a VOIP application for Android and I was wondering is there any possible way to supress the In Call Dialog when sending a call over GSM and use our own 3rd party In Call Dialog or screen instead? At the minute when we switch from our VOIP call and send it over GSM via the ACTION_CALL intent it does everything we want ...

GSM-7 conversion- and septet-encoding library in Ruby?

I am looking for a pure Ruby solution to convert UTF-8 to GSM-7 and back, and do septet encoding/decoding along the way. Background here is: Sending and receiving SMS via a gateway and via REST-requests. I found a solution with libiconv (http://mobiletidings.com/2009/07/06/gsm-7-encoding-gnu-libiconv/) (which works more or less, but is...

Gsm modem submission rate

Has anyone measured the rate of submission through a GSM modem? We are implementing a solution at the moment and are only able to submit at a rate of about one message every 3 to 5 seconds. We are not sure if this is a library/api problem or if our modem is just of poor quality. Has anyone had any experience with these devices and measur...

Device::Gsm: How to find out, if a group of sms is one message?

Hello! With the Device::Gsm I can read the sms received on my umts-modem. Sometimes one message is divided in two or more sms because of the limitation of length of one sms. Is there a way to find out if a group of sms is a part of one message? Wammu for example shoes me sms that belong together as one text. #!/usr/bin/perl use warnin...

Sending SMS programmatically in 1.5 on CDMA device

I am developing an application that relies heavily on sending SMS programmatically. I followed the examples released after 1.6 that demonstrate how to use an abstract class to implement sending for 1.5 and 1.6+. I started getting complaints from some users about how it appears as though SMS should be sent but they are in fact not. It to...

Sending SMS with GSM phone\modem using Objective C

Hi Im new with Objective C but a veteran of C# & VB.Net. Is there an available API or functionality in cocoa where i can communicate with my GSM Phone to listen to any incoming SMS messages and be able to send messages myself. I'm trying to build an application for OSX SnowLeopard that can do this. Under the windows platform there are a...

GSM Modem Wavecom 900

Dear All, I have one GSM Modem Series 900. I want to test it for sending and receiving message to mobile. I can connect with this modem, but when I put my SIM Card and I type AT command like here: AT: Status "OK" AT+CPIN?: Status "+CPIN: PH-NET PIN" AT+CPIN="xxxx": Status "Error" I don't know why it can't connect with the SIM Card. So...

How does "Truphone Anywhere"<TM> place a GSM call on the iPhone?

As far as I understand, the only way to place a call from an app is using the tel:// URL scheme, which launches the native phone app. But the Truphone app available on the App Store can place VOIP call even when there is no WIFI available. They say they do it by making a GSM call to their server and routing the VOIP packets over the inte...