TR 23.977 – Bandwidth/Resource Savings & Speech Quality Requirements
3GPP TR 23.977 is the 3GPP Technical Report for Bandwidth/Resource Savings & Speech Quality Requirements. It is published in 14 releases (Rel-6 to Rel-19); the latest version is 19.0.0 in Rel-19.
Identifies requirements for bandwidth/resource savings & improved speech quality in networks supporting A/Gb mode & BICN. Assesses architectural solutions.
Releases and versions of TR 23.977
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.0.0 | Read · Download (3GPP) |
| Rel-16 | 16.0.0 | Read · Download (3GPP) |
| Rel-15 | 15.0.0 | Read · Download (3GPP) |
| Rel-14 | 14.0.0 | Read · Download (3GPP) |
| Rel-13 | 13.0.0 | Read · Download (3GPP) |
| Rel-12 | 12.0.0 | Read · Download (3GPP) |
| Rel-11 | 11.0.0 | Read · Download (3GPP) |
| Rel-10 | 10.0.0 | Read · Download (3GPP) |
| Rel-9 | 9.0.0 | Read · Download (3GPP) |
| Rel-8 | 8.0.0 | Read · Download (3GPP) |
| Rel-7 | 7.0.0 | Read · Download (3GPP) |
| Rel-6 | 6.1.0 | Read · Download (3GPP) |
Scope of TR 23.977
Category: Core Network (Circuit Switched). Technology generation: Multi-Gen. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TR 23.977
- TS 48.060 Inband Control of Remote Transcoder/Rate Adaptors
- TS 48.061 BTS-TRAU Protocol for HR Speech/Data
- TS 52.021 GSM A-bis Interface Network Management
- TS 29.163 Interworking between 3GPP IM CN and CS networks
- TR 21.905 3GPP Terminology and Definitions
- TS 29.007 PLMN-PSTN/ISDN Interworking Requirements
- TS 48.008 BSS-MSC Interface Layer 3 Procedures
- TS 26.101 Generic frame format for AMR and GSM-EFR speech codecs
- TS 23.002 3GPP System Architecture Overview
- TS 23.153 Out-of-Band Transcoder Control Stage 2
- TS 23.053 Tandem Free Operation (TFO) Stage 2
- TS 28.062 Tandem Free Operation (TFO) Service Description
Other specifications in the 23 series
- TR 23.972 3G-324M Circuit Switched Multimedia Telephony
- TR 23.973 Separate HSS/UDM Deployment Scenarios & Solutions
- TR 23.975 IPv6 Transition Scenarios for 3GPP Networks
- TR 23.976 Push Service Requirements Analysis
- TR 23.979 PoC over 3GPP Systems Architectural Requirements
- TR 23.981 IPv4 IMS Interworking and Migration Study
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TR 23.977?
3GPP TR 23.977 is the 3GPP Technical Report for Bandwidth/Resource Savings & Speech Quality Requirements. Identifies requirements for bandwidth/resource savings & improved speech quality in networks supporting A/Gb mode & BICN. Assesses architectural solutions.
Which 3GPP releases include TR 23.977?
TR 23.977 is published in 14 releases, from Rel-6 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TR 23.977 belong to?
TR 23.977 belongs to the Core Network (Circuit Switched) category of 3GPP specifications. It applies to Multi-Gen networks.
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