TS 26.268 – eCall In-band Modem ANSI-C Code
3GPP TS 26.268 is the 3GPP Technical Specification for eCall In-band Modem ANSI-C Code. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Provides bit-exact ANSI-C source code for eCall in-band modem for transmitting MSD data over cellular voice channel between vehicles and PSAPs.
Releases and versions of TS 26.268
| 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 | 11.1.0 | Read · Download (3GPP) |
| Rel-10 | 10.0.0 | Read · Download (3GPP) |
| Rel-9 | 9.4.0 | Read · Download (3GPP) |
| Rel-8 | 8.6.0 | Read · Download (3GPP) |
Scope of TS 26.268
Category: Services (Emergency Services). Technology generation: Multi-Gen. Network layer: Services.
Who should read this specification?
- Device manufacturers
- Network operators
- Regulators and standards bodies
Implementation notes
Complexity level: Advanced. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 26.268
- TS 26.267 eCall In-band Modem Specification
Specifications that reference TS 26.268
Other specifications in the 26 series
- TS 26.261 Terminal audio performance for immersive services
- TS 26.264 IMS-based Conversational Augmented Reality Services
- TS 26.265 Media Delivery: Video Capabilities and Operation Points
- TS 26.267 eCall In-band Modem Specification
- TS 26.269 eCall In-band Modem Conformance Testing
- TS 26.273 Fixed-point AMR-WB+ codec ANSI-C code
- TS 26.274 AMR-WB+ Codec Conformance Testing Specification
- TS 26.281 MCVideo Codecs and Media Handling
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 26.268?
3GPP TS 26.268 is the 3GPP Technical Specification for eCall In-band Modem ANSI-C Code. Provides bit-exact ANSI-C source code for eCall in-band modem for transmitting MSD data over cellular voice channel between vehicles and PSAPs.
Which 3GPP releases include TS 26.268?
TS 26.268 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 26.268 belong to?
TS 26.268 belongs to the Services (Emergency Services) category of 3GPP specifications. It applies to Multi-Gen networks.
View the full specification with interactive table of contents, version history, and AI analysis.
Read Full Specification →