Patent Number: 6,490,447

Title: Cordless telecommunications system

Abstract: In a cordless telecommunications system with assured interoperability of cordless telecommunications applications, in particular a GAP-specific DECT system, having a cordless base station and having cordless mobile parts which are capable of telecommunication with the cordless base station via a radio interface wherein the number of mobile points exceeds the number of telecommunications channels which are available in parallel at the cordless base station, collective/group calls being possible while the interoperability of the cordless telecommunications applications remains ensured, mixed operation is implemented including a connection-based virtual-collective/group call and a connectionless collective/group call.

Inventors: Biedermann; Rolf (Hamminkeln, DE), Baumeister; Josef (Borken, DE)

Assignee: Siemens Aktiengesellschaft

International Classification: H04Q 7/28 (20060101); H04Q 7/30 (20060101); H04M 1/725 (20060101); H04M 1/72 (20060101); H04Q 007/20 ()

Expiration Date: 12/03/2019