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ITU-T Q.23

TECHNICAL FEATURES OF PUSH-BUTTON TELEPHONE SETS

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Organization: ITU-T
Publication Date: 1 November 1988
Status: active
Page Count: 4

Document History

ITU-T Q.23
November 1, 1988
TECHNICAL FEATURES OF PUSH-BUTTON TELEPHONE SETS
A description is not available for this item.

References

This document is referenced by:
ITU-T V.19 - MODEMS FOR PARALLEL DATA TRANSMISSION USING TELEPHONE SIGNALLING FREQUENCIES
Published by ITU-T on November 1, 1988
In many networks, the introduction of keyboard telephone sets allows simple, one-way data transmission at speeds up to about 10 characters per second to be made from a large number of push-button...
This document is referenced by:
ITU-T V.16 - MEDICAL ANALOGUE DATA TRANSMISSION MODEMS
Published by ITU-T on November 1, 1988
A description is not available for this item.
This document is referenced by:
G.168 CORR 1 - Digital network echo cancellers Corrigendum 1 – Reference error corrections
Published by ITU-T on December 1, 2022
Echo cancellers are voice operated devices placed in the 4-wire portion of a circuit (which may be an individual circuit path or a path carrying a multiplexed signal) and are used for reducing the...
This document is referenced by:
ARINC 628 P4C - CABIN EQUIPMENT INTERFACES (CEI) PART 4C CABIN MANAGEMENT AND ENTERTAINMENT SYSTEM CABIN DISTRIBUTION SYSTEM 2ND GENERATION DAISY CHAIN
Published by ARINC on September 19, 2005
Purpose: ARINC Specification 628 defines general architectural philosophy and aircraft infrastructure for the proper use and interface of various cabin related IFE equipment. Consistency with ARINC...
This document is referenced by:
TR 126 975 - Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Performance characterization of the Adaptive Multi-Rate (AMR) speech codec
Published by ETSI on May 1, 2022
The present document provides background information on the performances of the Adaptive Multi-Rate (AMR) speech codec. Experimental test results from the Verification and Characterization phases of...
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