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ITU-T P.1140 (03/2017)

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Speech communication requirements for emergency calls originating from vehicles
Recommendation ITU-T P.1140 defines use cases, requirements and associated test methods for speech communication for emergency call communications originating from vehicles using a dedicated emergency call system covering built-in emergency call systems (manufacturer installed) as well as after-market emergency call kits.

This Recommendation contains an electronic attachment containing the set of freely-available test signals referred to within the Recommendation.
Citation: https://handle.itu.int/11.1002/1000/13177
Series title: P series: Telephone transmission quality, telephone installations, local line networks
  P.1100-P.1199: Communications involving vehicles
Approval date: 2017-03-01
Provisional name:P.emergency
Approval process:AAP
Status: Superseded
Maintenance responsibility: ITU-T Study Group 12
Further details: Patent statement(s)
Development history
[4 related work items in progress]
Ed. ITU-T Recommendation Status Summary Table of Contents Download
3 P.1140 (07/2022) In force
here
here
here
2 P.1140 (03/2017) Superseded
here
here
here
1 P.1140 (06/2015) Superseded
here
here
here