Re: ARLA/CLUSTER: Projetos Osmocom - Implantação de redes de comunicações moveis livres utilizando software livre.

[AV]

Muito, muito interessante. São as experimentações do futuro, agora que as
comunicações analógicas estão a desaparecer...

Alguém já experimentou o tal receptor DVB-T USB? Continuo à espera que me
entreguem o meu...

73,
António Vilela
CT1JHQ

On 27 April 2012 18:14, João Costa > CT1FBF <ct1fbf  gmail.com> wrote:

> The Osmocom project is a family of projects regarding Open source mobile
> communications. It includes software and tools for a variety of mobile
> communication standards, including GSM, DECT, TETRA and others. Choose from
> the following project list:
>
> - OsmocomBB - Is an Free Software / Open Source GSM Baseband software
> implementation.
>
> - OpenBSC - This is a project aiming to create a Free Software,
> (A)GPL-licensed software implementations for the GSM/3GPP protocol stacks
> and elements.
>
>
> - DECT - Osmocom DECT is an Open Source implementation of a DECT network
> stack, including drivers for the SC14421/14424 baseband processors. It
> supports operation as both the Fixed Termination (aka basestation) as well
> as the Portable Termination (aka telephone) side.
>
>
> - TETRA -This project aims at practical research and experimentation with
> the TETRA trunked radio system. It is part of the bigger family of  Osmocom
> projects, all aiming to create Free Software (Open Source Software) for
> mobile communications.
>
>
> - SIMTRACE - Osmocom SIMtrace is a software and hardware system for
> passively tracing SIM-ME communication between the SIM card and the mobile
> phone.
>
>
> - SECURITY - Mobile (in)security. This website is intended to collect
> information about publicly-known security issues and other bugs of mobile
> communications systems, with a particular focus on the 3GPP-specified
> protocol layers of GSM, GPRS, EDGE and WCDMA(UMTS). We collect
> informationon issues at any protocol layer and at any of the interfaces,
> i.e. the Um air interface just as well as A-bis, A, IuB, C or any of the
> SS7/MAP/TCAP based core network interfaces.
>
>
> - GMR - GEO Mobile Radio. This is the homepage of the Osmocom sub-project
> GEO Mobile Radio. It is collecting information and software related to the
> ETSI GEO Mobile Radio specification and its practical implementations like
> the Thuraya satellite phone network GEO Mobile Radio is a set of
> specifications describing a satellite based mobile phone network.
>
> - SDR - OsmoSDR is a 100% Free Software based small form-factor
> inexpensive SDR (Software Defined Radio) project.  If you are familiar with
> existing SDR receivers, then OsmoSDR can be thought of something in between
> a FunCubeDongle? (only 96kHz bandwidth) and a USRP (much more expensive).
> *For a very cheap (but inaccurate) SDR, you can use the DVB-T USB stick
> using the RTL2832U chip, as documented in rtl-sdr*. It consists of a
> USB-attached Hardware, associated Firmware as well as gnuradio integration
> on the PC. The hardware is currently in prototype stage. As soon as it is
> finished, we will make it available through  http://shop.sysmocom.de/
>
>
> - OP25 - is a not-for-profit project to bring together folks that are
> interested in implementing APCO P25 using a software-defined radio. Our
> goal is to build a software-defined analyzer for APCO P25 signals that is
> available under the GNU Public License (GPL).
>
>
>
> More info: http://osmocom.org/
>
>
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