Specification #: 22.979
Reference: 22.979
Title: Feasibility study on combined Circuit Switched (CS) calls and IP Multimedia Subsystem (IMS) sessions
Status: Under change control
Type: Technical report (TR)
Initial planned Release: Release 7
Internal:
Common IMS Specification:
Radio technology:
Click to see all versions of this specification
Remarks (1)
Creation dateAuthorRemark
2015-01-22 12:41 UTC
WI = SP-040305. SP-25: owner is XIX pronounced "nineteen" (aka CSiCS = Circuit Switched IMS Combinational Service) subgroup of S1. 2007-02-06: also applicable to GERAN based systems.
History
Action dateActionAuthor
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Primary responsible group: SA 1
Secondary responsible groups: -
Rapporteurs
NameCompany
Robert Frank
TeliaSonera AB
26559
Parent Specifications
Spec #TypeTitleStatusPrime grp 
No related specifications
progress
Child Specifications
Spec #TypeTitleStatusPrime grp 
22.279
TS
Combined Circuit Switched (CS) and IP Multimedia Subsystem (IMS) sessions; Stage 1
UCC
S1
See details
progress
Related Work Items
UIDAcronymTitleResp. grp(s) 
31055
IRTSD-CS_IMS
Study on Combining CS calls and IMS sessions
S1
See details True
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