Rel-9 Services 3G Intermediate

TS 23.053 – Tandem Free Operation (TFO) in GSM and UMTS

Defines stage 2 service description for Tandem Free Operation (TFO) in GSM and UMTS, focusing on speech calls to improve speech quality.

Release

Rel-9

What is TS 23.053?

TS 23.053 (Rel-9) — Tandem Free Operation (TFO) in GSM and UMTS. Defines stage 2 service description for Tandem Free Operation (TFO) in GSM and UMTS, focusing on speech calls to improve speech quality. Primary function: Procedures. Category: Services (Voice Services). Technology generation: 3G. Network layer: CoreNetwork.

Who should read this specification?

Network operators
Device manufacturers

Implementation notes

Complexity level: Intermediate. Implementation difficulty: Medium.

Key Technologies

GSMUMTSTFO

Frequently Asked Questions

What is 3GPP TS 23.053?

3GPP TS 23.053 (Rel-9) is the 3GPP specification for Tandem Free Operation (TFO) in GSM and UMTS. Defines stage 2 service description for Tandem Free Operation (TFO) in GSM and UMTS, focusing on speech calls to improve speech quality.

Which 3GPP release is TS 23.053 part of?

TS 23.053 is part of 3GPP Rel-9. The latest known version on 3GPP Explorer is 900.

What does TS 23.053 specify?

Procedures.

What category does TS 23.053 belong to?

TS 23.053 belongs to the Services (Voice Services) category of 3GPP specifications. It applies to 3G networks.

View the full specification with interactive table of contents, version history, and AI analysis.

Read Full Specification →