The Sensor Web community has published a new beta release – “RC1″– of 52°North’s implementation of the OGC SOS 2.0 standard. The new SOS 4.0.0 contains improved components and new functionality. Here is an overview of the improvements and new features:

• Review of the database model [improved]: divided into a Core and a Transactional model
• JSON binding and encoding [new]:
  • Supports SOS 2.0 requests and responses, SensorML 1.0.1 is encoded as XML
  • O&M 2.0 encoding
  • insertion of example data
• Simple security solution [new]:
  • IP and token based
  • configurable via the admin GUI
• SOS 2.0 Spatial Filtering Profile support [new]
• Support for ‘validTime’ parameter in DescribeSensor requests [new]
• Test Client [improved]:
  • All examples are now listed
  • Examples can be filtered by service, version, binding, operation
• Support for Oracle database [new]

The next steps include final testing the SOS and its documentation to get ready for the 52°North SOS 4.0.0 release. We invite all members of the Sensor Web community to test the 52°North SOS 4.0.0 RC1.

If you find a bug or problem, please repot it in the 52°North bugzilla.

The 52°North SOS 4.0.0 RC1 implementation has been performed in the context of the European EO2HEAVEN and GEOWOW projects.

A downloadable zip archive of the new release candidate contains the sources, as well as the binaries. Release requirements, installation and configuration information are documented in the 52°North wiki.