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ETSI - ES 201 235-4

Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for use in Terminal Equipment for end-to-end signalling

active, Most Current
Organization: ETSI
Publication Date: 1 March 2006
Status: active
Page Count: 15

Document History

ES 201 235-4
March 1, 2006
Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for use in Terminal Equipment for end-to-end signalling
A description is not available for this item.
ES 201 235-4
January 1, 2006
Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for use in Terminal Equipment for end-to-end signalling
A description is not available for this item.
ES 201 235-4
May 1, 2002
Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for Use in Terminal Equipment for End-to-End Signalling
A description is not available for this item.
ES 201 235-4
March 1, 2002
Access and Terminals (AT); Specification of Dual-Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Transmitters and Receivers for Use in Terminal Equipment for End-to-End Signalling
A description is not available for this item.
ES 201 235-4
September 1, 2000
Specification of Dual Tone Multi-Frequency (DTMF) Transmitters and Receivers; Part 4: Receivers for Use in Terminal Equipment for End-to-End Signalling
A description is not available for this item.

References

This document is referenced by:
TR 103 122 - Speech and multimedia Transmission Quality (STQ); QoS of connections from current technologies to LTE for delay sensitive applications
Published by ETSI on November 1, 2012
The present document addresses QoS problems when interconnecting between existing technologies and LTE. The focus is on delay sensitive applications and the determination of possible shortcomings of...
This document is referenced by:
EN 300 659-1 - Access and Terminals (AT); Analogue Access to the Public Switched Telephone Network (PSTN); Subscriber Line Protocol over the Local Loop for Display (and Related) Services; Part 1: On-Hook Data Transmission
Published by ETSI on January 1, 2001
A description is not available for this item.
This document is referenced by:
BS 8521 - Specification for dual-tone multi-frequency (DTMF) signalling protocol for social alarm systems
Published by BSI on April 30, 2009
A description is not available for this item.
This document is referenced by:
EG 201 973-2 - Access and Terminals (AT); Public Switched Telephone Network; Support of legacy terminals by Broadband IP networks and equipment; Part 2: Analogue PSTN terminals
Published by ETSI on March 1, 2005
A description is not available for this item.
This document is referenced by:
TS 103 021-3 - Access and Terminals (AT); Harmonized basic attachment requirements for Terminals for connection to analogue interfaces of the Telephone Networks; Update of the technical contents of TBR 021, EN 301 437, TBR 15, TBR 17; Part 3: Basic Interworking with the Public Telephone Network
Published by ETSI on September 1, 2003
A description is not available for this item.
This document is referenced by:
EN 300 778-1 - Access and Terminals (AT); Analogue Access to the Public Switched Telephone Network (PSTN); Protocol over the Local Loop for Display and Related Services; Terminal Equipment Requirements; Part 1: On-Hook Data Transmission
Published by ETSI on May 1, 2001
A description is not available for this item.
This document is referenced by:
TS 101 909-18 - Digital Broadband Cable access to the public telecommunications network; IP Multimedia Time Critical Services; Part 18: Embedded Media Terminal Adapter (e-MTA) offering an interface to analogue terminals and Cable Modem
Published by ETSI on May 1, 2004
IPCablecom has defined a set of protocols and associated element functional requirements in the TS 101 909 series of documents. These have been developed to deliver Quality of Service (QoS), enhanced...
This document is referenced by:
ES 202 718 - Speech and multimedia Transmission Quality (STQ); Transmission Requirements for IP-based Narrowband and Wideband Home and Network Media Gateways from a QoS Perspective as Perceived by the User
Published by ETSI on May 1, 2020
The present document provides speech transmission performance requirements for narrowband and wideband media gateways from a QoS perspective as perceived by the user. Media gateways can be network or...
This document is referenced by:
EN 300 659-2 - Access and Terminals (AT); Analogue Access to the Public Switched Telephone Network (PSTN); Subscriber Line Protocol over the Local Loop for Display (and Related) Services; Part 2: Off-Hook Data Transmission
Published by ETSI on January 1, 2001
A description is not available for this item.
This document is referenced by:
ITU-T G.1033 - Quality of service and quality of experience aspects of digital financial services
Published by ITU-T on October 1, 2019
This Recommendation highlights important aspects related to quality of service (QoS) and quality of experience (QoE) which shall be considered in the context of digital financial services (DFSs)....
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