C3. References, Conventions, and Contacts

06.773GPPMinimum Performance Requirements for Noise Suppresser Application to the AMR Speech EncoderTS

[1]

GSM 06.77

Minimum Performance Requirements for Noise Suppresser Application to the AMR Speech Encoder (latest version)

[2]

TBD

Processing Function for the GSM AMR Noise Suppresser Selection Tests (Proposal – re-use selection phase document)

[3]

ITU-T Com 12

Handbook on Telephonometry

[4]

ITU-T Rec. P.800

Methods for subjective determination of transmission quality

[4]

GSM 06.71

Adaptive Multi-Rate Speech Codec; General Description

[5]

GSM 06.73

Adaptive Multi-Rate Speech Codec; ANSI C-Code

[6]

GSM 06.75

Performance Characterization of the GSM Adaptive Multi-Rate Speech Codec

[7]

GSM 06.90

Adaptive Multi-Rate Speech Codec; Transcoding Functions

[8]

GSM 06.91

Adaptive Multi-Rate Speech Codec; Error Concealment of Lost Frames

[9]

GSM 06.92

Adaptive Multi-Rate Speech Codec; Source Controlled Rate Adaptation

[10]

GSM 06.94

Adaptive Multi-Rate Speech Codec; Voice Activity Detector

C4a Key Acronyms

ACR

Absolute Category Rating

AMR

Adaptive Multi-Rate Speech Codec for the GSM System

AMR-NS

Noise Suppresser for the AMR Speech Codec

BER

Bit Error Rate

C/I

Carrier to Interference Ratio

DCR

Degradation Category Rating

DECi

Dynamic Error Condition #i for Dynamic C/I conditions

ECx

Error Condition for static C/I conditions with C/I = x dB

EFR

GSM Enhanced Full Rate speech codec

EP

Error Pattern

FR

GSM Full Rate channel or existing GSM Full Rate speech codec

HR

GSM Half Rate channel or existing GSM Half Rate speech codec

MNRU

Modulated Noise Reference Unit

MOS

Mean Opinion Score

S/N

Signal to Noise Ratio

C4b Contact Names

The following persons should be contacted for questions related to the test plan.

Section

Contact Person/Email

Organization

Address

Telephone/Fax

Overall

Experiments 1

Dominique Pascal/

dominique.pascal@rd.francetelecom.fr

France Télécom R&D

2 Av. Pierre Marzin

Technopole Anticipa

22307 Lannion Cedex

France

Tel : + 33 2 96 05 15 78

Fax : + 33 2 96 05 13 16

Experiments 2

Anders Eriksson/
anders.eriksson@era-t.ericsson.se

Ericsson

Experiments 3

Steve Aftelak/ Stephen.Aftelak@motorola.com

Motorola

Experiment 4

Steve Steve Aftelak/ Stephen.Aftelak@motorola.com

Motorola