Canonical Atlas record

TS 26.231

Cellular text telephone modem; Minimum performance requirements

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Responsible WGS4

StatusUnder change control

Initial releaseRel-5

Selected releaseRel-5

Latest indexed version19.0.0

Series26

TypeTS

Release evolution

Compare evidence between releases

Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.

Release ledger

Version · WI · CR evidence by release

Rel-4no version indexed2 WI0 CRs

Rel-55.2.10 WI3 CRs · 2 approved

Rel-66.0.20 WI0 CRs

Rel-77.0.00 WI0 CRs

Rel-88.0.00 WI0 CRs

Rel-99.0.00 WI0 CRs

Rel-1010.0.00 WI0 CRs

Rel-1111.0.00 WI0 CRs

Rel-1212.0.00 WI0 CRs

Rel-1313.0.00 WI0 CRs

Rel-1414.0.00 WI0 CRs

Rel-1515.0.00 WI0 CRs

Rel-1616.0.00 WI0 CRs

Rel-1717.0.00 WI0 CRs

Rel-1818.0.00 WI0 CRs

Rel-1919.0.00 WI0 CRs

Rel-5 snapshot

Work affecting this release

3 indexed Change Requests · 0 connected Work Items.

Showing 3 CR records from the available cross-release sample. Browse release CR records (JSON) →

CR 0001 — Request to change muting of transmitter from 5th info bit to 4th info bit at beginning of a TTY burst

CR 0002 — Request to remove the CTM tandeming requirement for handsets in the Minimum Performance Requirements

CR 0003 — Request to Include Performance Values for CTM Transmission via the AMR Wideband Speech Codec

Version history

Indexed versions

Showing 21 of 21 indexed versions.

19.0.0Rel-19SA#1092025-10-22

18.0.0Rel-18SA#1032024-04-26

17.0.0Rel-17SA#95-e2022-04-07

16.0.0Rel-16SA#88-e2020-07-21

15.0.0Rel-15SA#802018-06-22

14.0.0Rel-14SA#752017-03-17

13.0.0Rel-13SA#702015-12-18

12.0.0Rel-12SA#652014-09-26

11.0.0Rel-11SA#572012-09-21

10.0.0Rel-10SA#512011-04-05

9.0.0Rel-9SA#462009-12-18

8.0.0Rel-8SA#422008-12-18

7.0.0Rel-7SA#362007-06-21

6.0.2Rel-6SA#262005-01-19

6.0.1Rel-6SA#262005-01-18

5.2.1Rel-5SA#262005-01-18

6.0.0Rel-6SA#262005-01-06

5.2.0Rel-5SA-#152002-03-28

5.1.0Rel-5SA-#132001-10-02

5.0.0Rel-5SA-#112001-04-10

1.0.0Rel-5 · pre-approvalSA-#102000-12-21

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 26.231

WI 2237

Minimum Performance requirements

Historical association · verification pending

Rel-4historical link

GTT

Global Text Telephony

Rel-4official

Knowledge graph

Related standards

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