M00043197
New product
DIGITAL ENHANCED CORDLESS TELECOMMUNICATIONS (DECT) - APPROVAL TEST SPECIFICATION - SPEECH
European Telecommunications Standards Institute
In stock
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Availability date: 11/06/2021
Foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Interpretation of the measurement results
5 General test requirements
5.1 Test philosophy
5.2 Low noise room
5.3 Lower Tester (LT)
6 General testing conditions
6.1 Environment for tests
6.2 Power supply limitations
6.3 Power source
7 Speech and telephony tests
7.1 Test configurations
7.2 Digital signal level
7.3 General conditions of test
7.4 Ideal codec
7.5 Electro-acoustical equipment
7.6 Speech coding scheme
7.7 PP sending frequency response
7.8 PP receiving frequency response
7.9 PP loudness rating
8 Loud speaking and handsfree telephony
Annex A (informative): Essential requirement
justification
Annex B (informative): Description of the CSS
Annex C (normative): Description of the cross-correlation
method
Annex D (informative): Acoustic shock requirements
Annex E (informative): Bibliography
History
Specifies the approval tests applicable to all Digital Enhanced Cordless Telecommunications (DECT) equipment accessing the DECT frequency band 1 880 MHz to 1 900 MHz and the approval tests applicable to DECT speech transmission using CCITT Recommendation G.726 [23] ADPCM speech codec at 32 kbit/ss.
Published | |
Document Type | Standard |
Status | Current |
Publisher | European Telecommunications Standards Institute |
Pages | |
ISBN | |
Committee | RES 3 |
Supersedes |
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