SIST EN 300 725 V8.0.1:2003
(Main)Digital cellular telecommunications system (Phase 2+) (GSM); Test sequences for the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.54 version 8.0.1 Release 1999)
General Information
- Abstract
Updated to version 8.0.0 CRs from SMG#31
- Status
- Published
- Publication Date
- 30-Nov-2003
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 01-Dec-2003
- Due Date
- 01-Dec-2003
- Completion Date
- 01-Dec-2003
- Mandate
- T-172
Overview
SIST EN 300 725 V8.0.1:2003 specifies standardized test sequences for the GSM Enhanced Full Rate (EFR) speech codec, providing a common reference for the evaluation, validation, and verification of EFR implementations within digital cellular telecommunications systems. This Slovenian standard adopts the EN 300 725 (version 8.0.1) established by ETSI and aligns with the Global System for Mobile Communications (GSM) Phase 2+ development, particularly focusing on Release 1999.
The standard is essential for ensuring compatibility and performance of GSM EFR speech codecs, which are crucial in delivering high-quality voice services over GSM networks. Updates in this version incorporate change requests (CRs) from SMG#31, further enhancing its relevance to current and legacy mobile telecommunications systems.
Key Topics
- Test Sequences for GSM EFR Codec: Defines a suite of input and output test files for verifying codec behavior under various transmission conditions.
- Frame Synchronization: Details special input and output sequences required for frame-based synchronization, ensuring reliable and repeatable testing processes.
- File Structure and Formats: Describes the location, size, organization, and justification of test sequence files, catering to both A-law and μ-law PCM formats.
- Compliance and Interoperability: Assures consistent codec implementation across equipment vendors via standardized and reproducible test conditions.
Applications
The guidance provided by SIST EN 300 725 V8.0.1:2003 is foundational for:
- Equipment Manufacturers: Engineered test suites facilitate hardware and software validation for GSM base stations, mobile handsets, and network infrastructure featuring EFR codecs.
- Network Operators: Enables conformance testing to guarantee high voice quality and interoperability across GSM networks including roaming agreements.
- Test Laboratories: Supports automated and manual regression testing of codec performance, including voice quality assessment and packet synchronization.
- Software Developers: Supplies critical reference test vectors needed during the implementation or optimization of GSM EFR codec algorithms in embedded or real-time environments.
These sequences ensure that different implementations of the GSM EFR codec meet quality requirements and work seamlessly in diverse operator networks.
Related Standards
For broader context and integrated testing in GSM and digital cellular telecommunications, related standards include:
- GSM 06.54: The core specification for the Enhanced Full Rate speech transcoding, framing, and decoding.
- EN 300 726: Test sequences for GSM Full Rate and Half Rate speech codecs.
- GSM 05 series: Radio transmission and reception specifications relating to speech and data services in GSM networks.
- GSM 02 series: Service principles and network features, providing frameworks for services such as voice, SMS, and supplementary offerings.
Implementing SIST EN 300 725 V8.0.1:2003 in conjunction with these related telecommunications standards ensures thorough test coverage for GSM voice codec interoperability, service quality, and system compliance.
Practical Value
The adoption of this standard reduces interoperability issues, streamlines product development, and sustains high voice quality across GSM networks worldwide. With rapid advances in mobile communications technology, adherence to unified codec test procedures remains critical for safeguarding end-user experience and facilitating multi-vendor ecosystems in global telecommunications.
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Frequently Asked Questions
SIST EN 300 725 V8.0.1:2003 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Digital cellular telecommunications system (Phase 2+) (GSM); Test sequences for the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.54 version 8.0.1 Release 1999)". This standard covers: Updated to version 8.0.0 CRs from SMG#31
Updated to version 8.0.0 CRs from SMG#31
SIST EN 300 725 V8.0.1:2003 is classified under the following ICS (International Classification for Standards) categories: 33.070.50 - Global System for Mobile Communication (GSM). The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 300 725 V8.0.1:2003 is associated with the following European legislation: Standardization Mandates: T-172. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
SIST EN 300 725 V8.0.1:2003 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Digital cellular telecommunications system (Phase 2+) (GSM); Test sequences for the GSM Enhanced Full Rate (EFR) speech codec (GSM 06.54 version 8.0.1 Release 1999)33.070.50Globalni sistem za mobilno telekomunikacijo (GSM)Global System for Mobile Communication (GSM)ICS:Ta slovenski standard je istoveten z:EN 300 725 Version 8.0.1SIST EN 300 725 V8.0.1:2003en01-december-2003SIST EN 300 725 V8.0.1:2003SLOVENSKI
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ETSIETSIEN300725V8.0.1(2000-11)2(GSM06.54version8.0.1Release1999)ReferenceREN/SMG-110654Q8KeywordsDigitalcellulartelecommunicationssystem,GlobalSystemforMobilecommunications(GSM)ETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2000.Allrightsreserved.SIST EN 300 725 V8.0.1:2003
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