Components of Portal Platform in SAP NetWeaver
The application architecture of the portal is comprised of integrated SAP technologies that run other technologies and processes.
In SAP NetWeaver, the Portal Platform provides the Portal Framework, which has the Portal Runtime. All operations and processes of the portal occur within the portal runtime, which among other systems, provides the Unification infrastructure, and the Connector Framework.
The following figure illustrates the components of the Portal Platform:

You can integrate and implement other SAP NetWeaver components, such as the Knowledge Management platform and Collaboration, into the portal through services that enable end users to search for both structured and unstructured information, and to collaborate with each other in their work.
