Question reached me by email. Q: I write you because I am having troubles with the GSM/GPS shield. Can you please give me a hint why it can’t register into GSM network? A: I will explain you how to power on a GSM module in in general. 1. Power supply / antenna Connect GSM antenna […]
Liquid level meter with integrated GSM modem
This friendly support question liquid level meter with an integrated GSM modem reached me today “I am not sure if this is the appropriate way to ask a technical question or if you have the time to answer this kind of questions atall, but I am desperate so I will just try. I purchased a […]
GSM / GPS tracking in the shoes?
The whole world is constantly trying to publish the smallest GPS tracking device. This morning a tracking device in the shoe was seen again. Apart from the fact that a shoe is a very inappropriate place for a GPS and GSM antenna, everyone needs more than one pair of shoes. In the bathtub I always […]
6LoWPAN Bluetooth Low Energy
Out of 6LoWPAN mailing list In April, we adopted the Bluetooth Low Energy draft as a working group document, which since has seen four revisions. The authors now believe that this document is ready for last-call, and I haven’t heard otherwise from the WG. We now start the Working Group Last Call on: http://tools.ietf.org/html/draft-ietf-6lowpan-btle-04 Once […]
How to minimise IP traffic in cellular networks?
The questions related to IP traffic in cellular networks reached me. Q: The other question about data transfer is about how cell phone companies charge for data transmission. If I send a IP/UDP packet, this will obviously be billed to me. But if somebody sends me an IP/UDP packet will it be charged only if […]
GPS, Glonass, Galileo and better precision?
This questions related to GNSS (GPS, Glonass, Galileo) reached me. Q: “I work for a company that develops GPS tracking devices. I have been reading your posts on M2M and you seem to be an expert regarding GSM/UMTS/ETC and GPS. There are two questions I want to ask you. Number one is with Galileo, you […]
Vehicle tracking device with embedded GSM / GPS antennas
All in one Vehicle tracking device This vehicle tracking device is a highly flexible plug and play GSM 850 900 / GSM 1800 / GSM 1900 modem with embedded GPS module for direct and easy integration in your vehicle. The GSM antenna and the GPS antenna are embedded in the vehicle tracking device. This saves […]
Android running on your uC Core? Can we use it for a smart home gateway?
The question as below reached me: “Is Android running on your uC Core? Please explain your solution. We are building smart home gateway right now on 32 bit processor with Android.” Smart home gateway proposal On the uC Core will run the Arduino SDK. Nevertheless, on the uC you can run several operating systems (e.g. […]
IOT, AVL, Smart Home, AAL, M2M and M2M2P on Arduino
IOT – AVL Smart Home – AAL -M2M – M2M2P Name it what ever you like. In the end the device will need some kind of micro controller to run your code. Google selected the Arduino and its clones for the Android@Home. All of Microchip Arduino Clones comes with Android accesory libaries. Table with Arduino´s […]
GSM and GPS meets short-range radio
OBU (On Board Unit) and short-range radios An inexpensive trailer detection on 2400 MHz radio modules is indeed already published. http://www.gsm-modem.de/M2M/m2m-faq/trailer-detection-active-rfid/ Through the use of ICs, which were developed for consumer products, the bill of materials is very low. Last week, a GSM / ISM Bridge required based on Linux. A GPS module is also […]