P.10
|
Vocabulary for performance and quality of service
|
P.11
|
Effect of transmission impairments
|
P.16
|
Subjective effects of direct crosstalk; thresholds of audibility and intelligibility
|
P.30
|
Transmission performance of group audio terminals (GATs)
|
P.32
|
Evaluation of the efficiency of telephone booths and acoustic hoods
|
P.33
|
[Withdrawn] Subscriber telephone sets containing either loudspeaking receivers or microphones associated with amplifiers
Deleted after the relevant information contained in this Recommendation was incorporated in new ITU-T P.340
|
P.35
|
Handset telephones
|
P.36
|
Efficiency of devices for preventing the occurrence of excessive acoustic pressure by telephone receivers
|
P.38
|
[Withdrawn] Transmission characteristics of operator telephone systems (OTS)
|
P.48
|
Specification for an intermediate reference system
|
P.50
|
Artificial voices
|
P.51
|
Artificial mouth
|
P.52
|
Volume meters
|
P.53
|
Psophometer for use on telephone-type circuits
This Recommendation is published under alias number O.41
|
P.54
|
Sound level meters (apparatus for the objective measurement of room noise)
|
P.55
|
Apparatus for the measurement of impulsive noise
|
P.56
|
Objective measurement of active speech level
|
P.57
|
Artificial ears
|
P.58
|
Head and torso simulator for telephonometry
|
P.59
|
Artificial conversational speech
|
P.61
|
Methods for the calibration of condenser microphones
|
P.62
|
[Withdrawn] Measurements on subscribers' telephone equipment
P.62 is out of date and was deleted. The relevant text therein will be transferred to ITU-T P.35 during its revision
|
P.63
|
[Withdrawn] Methods for the evaluation of transmission quality on the basis of objective measurements
As this Recommendation didn't contain technical description, but only references to other out of date Recommendations and Supplements, it became obsolete and was deleted
|
P.64
|
Determination of sensitivity/frequency characteristics of local telephone systems
|
P.65
|
[Withdrawn] Objective instrumentation for the determination of loudness ratings
P.65 is out of date and was deleted. The relevant text therein was transferred to ITU-T P.64
|
P.66
|
[Withdrawn] Methods for evaluating the transmission performance of digital telephone sets
Deleted after having been merged with P.31 into ITU-T P.310
|
P.75
|
Standard conditioning method for handsets with carbon microphones
|
P.76
|
Determination of loudness ratings; fundamental principles
|
P.78
|
Subjective testing method for determination of loudness ratings in accordance with Recommendation P.76
|
P.79
|
Calculation of loudness ratings for telephone sets
Covering note, May 2000: Erratum
Covering note, 24 October 2000: Corrigendum 1
|
P.80
|
Methods for subjective determination of transmission quality
Renumbered P.800 when revised in 1996
|
P.82
|
[Withdrawn] Method for evaluation of service from the standpoint of speech transmission quality
ITU-T P.82 - formerly P.77 (1984) - was deleted on 2009-06-30 since the four-point MOS scale that it describes is obsolete and replaced by the five-point scales defined in ITU-T P.800, P.800.1 and P.805
|
P.84
|
Subjective listening test method for evaluating digital circuit multiplication and packetized voice systems
|
P.85
|
A method for subjective performance assessment of the quality of speech voice output devices
|
P.300
|
Transmission performance of group audio terminals (GATs)
|
P.310
|
Transmission characteristics for narrow-band digital handset and headset telephones
|
P.31
|
Transmission characteristics for digital telephones
|
P.311
|
Transmission characteristics for wideband digital handset and headset telephones
|
P.313
|
Transmission characteristics for cordless and mobile digital terminals
|
P.330
|
Speech processing devices for acoustic enhancement
|
P.340
|
Transmission characteristics and speech quality parameters of hands-free terminals
Former Rec. P.34, renumbered P.340
|
P.34
|
Transmission characteristics of hands-free telephones
|
P.Imp340
|
Implementers' Guide for ITU-T Recommendation P.340
|
P.341
|
Transmission characteristics for wideband digital loudspeaking and hands-free telephony terminals
|
P.342
|
Transmission characteristics for narrow-band digital loudspeaking and hands-free telephony terminals
|
P.350
|
Handset dimensions
|
P.360
|
Efficiency of devices for preventing the occurrence of excessive acoustic pressure by telephone receivers and assessment of daily noise exposure of telephone users
Former Rec. P.36, renumbered P.360
|
P.370
|
Coupling hearing aids to telephone sets
Former Rec. P.37, renumbered P.370
|
P.37
|
Coupling hearing aids to telephone sets
|
P.380
|
Electro-acoustic measurements on headsets
|
P.381
|
Technical requirements and test methods for the universal wired headset or headphone interface of digital mobile terminals
|
P.382
|
Technical requirements and test methods for multi-microphone wired headset or headphone interfaces of digital wireless terminals
|
P.501
|
Test signals for use in telephonometry
This Recommendation includes an electronic attachment containing test signals for telephonometry applications
|
P.502
|
Objective test methods for speech communication systems using complex test signals
|
P.505
|
One-view visualization of speech quality measurement results
|
P.561
|
In-service non-intrusive measurement device - Voice service measurements
|
P.562
|
Analysis and interpretation of INMD voice-service measurements
|
P.563
|
Single-ended method for objective speech quality assessment in narrow-band telephony applications
|
P.Imp563
|
Implementers' Guide for ITU-T Recommendation P.563
|
P.564
|
Conformance testing for voice over IP transmission quality assessment models
|
P.581
|
Use of head and torso simulator for hands-free and handset terminal testing
|
P.800
|
Methods for subjective determination of transmission quality
Former Rec. P.80
|
P.800.1
|
Mean opinion score (MOS) terminology
|
P.800.2
|
Mean opinion score interpretation and reporting
|
P.805
|
Subjective evaluation of conversational quality
|
P.806
|
A subjective quality test methodology using multiple rating scales
|
P.807
|
Subjective test methodology for assessing speech intelligibility
|
P.81
|
Modulated noise reference unit (MNRU)
|
P.810
|
Modulated noise reference unit (MNRU)
|
P.830
|
Subjective performance assessment of telephone-band and wideband digital codecs
|
P.83
|
Subjective performance assessment of telephone-band and wideband digital codecs
|
P.Imp830
|
Implementer's Guide for P.830 (Subjective performance assessment of telephone-band and wideband digital codecs)
|
P.831
|
Subjective performance evaluation of network echo cancellers
|
P.832
|
Subjective performance evaluation of hands-free terminals
|
P.833
|
Methodology for derivation of equipment impairment factors from subjective listening-only tests
|
P.833.1
|
Methodology for the derivation of equipment impairment factors from subjective listening-only tests for wideband speech codecs
|
P.834
|
Methodology for the derivation of equipment impairment factors from instrumental models
|
P.834.1
|
Extension of the methodology for the derivation of equipment impairment factors from instrumental models for wideband speech codecs
|
P.835
|
Subjective test methodology for evaluating speech communication systems that include noise suppression algorithm
|
P.840
|
Subjective listening test method for evaluating circuit multiplication equipment
Former ITU-T P.84
|
P.851
|
Subjective quality evaluation of telephone services based on spoken dialogue systems
|
P.861
|
[Withdrawn] Objective quality measurement of telephone-band (300-3400 Hz) speech codecs
P.861 was recognized as having certain limitations in specific areas of application. It was replaced by P.862, which contains an improved objective speech quality assessment algorithm. P.861 included one diskette containing test vectors for implementation verification of the PSQM algorithm
|
P.862
|
Perceptual evaluation of speech quality (PESQ): An objective method for end-to-end speech quality assessment of narrow-band telephone networks and speech codecs
|
P.862.1
|
Mapping function for transforming P.862 raw result scores to MOS-LQO
|
P.862.2
|
Wideband extension to Recommendation P.862 for the assessment of wideband telephone networks and speech codecs
|
P.862.3
|
Application guide for objective quality measurement based on Recommendations P.862, P.862.1 and P.862.2
|
P.863
|
Perceptual objective listening quality assessment
|
P.863.1
|
Application guide for Recommendation ITU-T P.863
|
P.Imp863
|
Implementer's Guides for ITU-T P.863
|
P.880
|
Continuous evaluation of time-varying speech quality
|
P.910
|
Subjective video quality assessment methods for multimedia applications
|
P.911
|
Subjective audiovisual quality assessment methods for multimedia applications
|
P.912
|
Subjective video quality assessment methods for recognition tasks
|
P.913
|
Methods for the subjective assessment of video quality, audio quality and audiovisual quality of Internet video and distribution quality television in any environment
|
P.914
|
Display requirements for 3D video quality assessment
|
P.915
|
Subjective assessment methods for 3D video quality
|
P.916
|
Information and guidelines for assessing and minimizing visual discomfort and visual fatigue from 3D video
|
P.920
|
Interactive test methods for audiovisual communications
|
P.930
|
Principles of a reference impairment system for video
|
P.931
|
Multimedia communications delay, synchronization and frame rate measurement
|
P.1010
|
Fundamental voice transmission objectives for VoIP terminals and gateways
|
P.1100
|
Narrowband hands-free communication in motor vehicles
|
P.1110
|
Wideband hands-free communication in motor vehicles
|
P.1120
|
Super-wideband and fullband stereo hands-free communication in motor vehicles
|
P.1130
|
Subsystem requirements for automotive speech services
|
P.1140
|
Speech communication requirements for emergency calls originating from vehicles
|
P.1201
|
Parametric non-intrusive assessment of audiovisual media streaming quality
|
P.1201.1
|
Parametric non-intrusive assessment of audiovisual media streaming quality - Lower resolution application area
|
P.1201.2
|
Parametric non-intrusive assessment of audiovisual media streaming quality - Higher resolution application area
|
P.1202
|
Parametric non-intrusive bitstream assessment of video media streaming quality
|
P.1202.1
|
Parametric non-intrusive bitstream assessment of video media streaming quality - Lower resolution application area
|
P.1202.2
|
Parametric non-intrusive bitstream assessment of video media streaming quality - Higher resolution application area
|
P.1203
|
Parametric bitstream-based quality assessment of progressive download and adaptive audiovisual streaming services over reliable transport
|
P.1203.1
|
Parametric bitstream-based quality assessment of progressive download and adaptive audiovisual streaming services over reliable transport - Video quality estimation module
|
P.1203.2
|
Parametric bitstream-based quality assessment of progressive download and adaptive audiovisual streaming services over reliable transport - Audio quality estimation module
|
P.1203.3
|
Parametric bitstream-based quality assessment of progressive download and adaptive audiovisual streaming services over reliable transport - Quality integration module
|
P.1301
|
Subjective quality evaluation of audio and audiovisual multiparty telemeetings
|
P.1302
|
Subjective method for simulated conversation tests addressing speech and audiovisual call quality
|
P.1305
|
Effect of delays on the telemeeting quality
|
P.1310
|
Spatial audio meetings quality evaluation
|
P.1311
|
Method for determining the intelligibility of multiple concurrent talkers
|
P.1312
|
Method for the measurement of the communication effectiveness of multiparty telemeetings using task performance
|
P.1401
|
Methods, metrics and procedures for statistical evaluation, qualification and comparison of objective quality prediction models
|
P.1501
|
Subjective testing methodology for web browsing
|
P.Sup1
|
[Withdrawn] Precautions to be taken for correct installation and maintenance of an IRS
|
P.Sup3
|
[Withdrawn] Models for predicting transmission quality from objective measurements
|
P.Sup10
|
Considerations relating to transmission characteristics for analogue handset telephones
|
P.Sup11
|
[Withdrawn] Some effects of sidetone
|
P.Sup14
|
[Withdrawn] Subjective performance assessment of digital processes using the modulated noise reference unit (MNRU)
|
P.Sup15
|
[Withdrawn] Wideband (7 kHz) modulated noise reference unit (MNRU) with noise shaping
|
P.Sup16
|
Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)
|
P.Sup17
|
[Withdrawn] Direct loudness balance against the intermediate reference system (IRS) for the subjective determination of loudness ratings
Replaced by annex D of P.78
|
P.Sup19
|
[Withdrawn] Information on some loudness loss related ratings
|
P.Sup20
|
Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses
|
P.Sup21
|
[Withdrawn] The principles of a composite source signal as an example of a measurement signal to determine the transfer characteristics of terminal equipment
|
P.Sup22
|
[Withdrawn] Transmission characteristics of wideband audio telephones
Replaced by ITU-T P.311 and P.341
|
P.Sup23
|
ITU-T coded-speech database
|
P.Sup24
|
Parameters describing the interaction with spoken dialogue systems
|
P.Sup25
|
Parameters describing the interaction with multimodal dialogue systems
|
P.Sup26
|
Scenarios for the subjective quality evaluation of audio and audiovisual multiparty telemeetings
|
P.Sup27
|
Application of ITU-T P.863 and ITU-T P.863.1 for speech processed by blind bandwidth extension approaches
|
