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| ITU-T Study Group 12 Contributions (Study Period 2001-2004) | |
| List of Contributions (1997-2000) | |
| [COM12-1] CMNT-96: Liste et libellé des Questions attribuées à la Commission d'études 12 (Qualité de transmission de bout en bout des réseaux et terminaux) pour la période d'études 1997-2000 | |
| [COM12-1Add.1] Addendum 1 to Com.12-1 - TSB: Libellé de la Question 22/12 (SQEG) approuvée par la Commission d'Études 12 le 18 Avril 1997 | |
| [COM12-1Add.2] Addendum 2 to Com 12.1 - TSB: Enoncé de la Question 18/12, approuvé par la Commission d'Etudes 12 le 27 Février 1998 | |
| [COM12-1Add.3] Addendum 3 pour Com.12-1 - TSB: Libellé de la Question 23/12 approuvée par la Commission d'études 12 le 3 Décembre 1998 | |
| [COM12-1 Add.4] Addendum 4 pour la Com.12-1 - TSB: Libellé de la Question 16/12 approuvé par la Commission d'études 12 le 30 septembre 1999 | |
| [COM12-2] Rapporteur pour la Question 2/12: Propositions d'inclusion de nouveaux termes dans la Recommandation P.10 révisée | |
| [COM12-3] Federal Republic of Germany: DRP-ERP correction for P.57 type 3.4 artificial ear | |
| [COM12-4] Federal Republic of Germany: Application of the new P.57 Type 3.4 ear simulator with HATS and the new proposed handset position for HATS: proposal for the measurement of mobile/cordless telephones | |
| [COM12-5] Federal Republic of Germany: Subjective evaluation procedures for hands-free telephones - double talk performance | |
| [COM12-6] Federal Republic of Germany: Subjective evaluation of hands-free telephones using conversational test, specific double talk test and listening only test | |
| [COM12-7] KPN Research, Netherlands: Objective measurement of video quality | |
| [COM12-8] France Télécom C.N.E.T.: Comparaison entre les notes M.O.S. résultant d'essais de conversation et du modèle E | |
| [COM12-9] Federal Republic of Germany: Call-progress-monitoring by cordless/mobile phones hands-free mode for cordless phones | |
| [COM12-10] Federal Republic of Germany: Proposed workplan for the Study Period 1997-2000 | |
| [COM12-11] Deutsche Telekom AG, Ericsson, Head Acoustics: Proposed draft text for new Recommendation P.SEEC | |
| [COM12-12] Federal Republic of Germany: Listening only tests for speech quality assessment of hands-free terminals | |
| [COM12-13] Federal Republic of Germany: Verification of the E-model: results of a pilot study | |
| [COM12-14] France Telecom/CNET: Effet subjectif de la dégradation introduite par l'écho | |
| [COM12-15] MPT China: Wideband loudness rating algorithm | |
| [COM12-16] United Kingdom: Maintenance of P-series Recommendations and supplements | |
| [COM12-17] BT: Delay measurement algorithm test results | |
| [COM12-18] Robert Bosch GMBH, Germany: Overall transmission plan aspects for telephony in a private Network - A summary of the draft ETSI guide 201 050 | |
| [COM12-19] KPN, The Netherlands: Relations between audio, video and audiovisual quality | |
| [Cor1-SG12] KPN, The Netherlands: Relations between audio, video and audiovisual quality | |
| [COM12-20] KPN, the Netherlands: Improvement of the P.861 perceptual speech quality measure | |
| [Cor-SG12] KPN, The Netherlands: Improvement of the P.861 perceptual speech quality measure | |
| [COM12-21] BT: An experimental investigation of the accumulation of perceived error in time-varying speech distorsions | |
| [COM12-22] BT: Towards a multi-sensory perceptual model | |
| [COM12-23] USA: Hypothetical reference circuit selection - Proposal to include MPEG-2 with transmission impairments | |
| [COM12-24] USA: Proposed Annex A to Recommendation p.861 | |
| [COM12-25] USA: Summary of available performance results for the MNB objective voice quality measurement algorithm | |
| [COM12-26] AT&T: Comparison of two methods for objective assessment of the quality of coded speech | |
| [COM12-27] USA: Result of objective voice quality experiments | |
| [COM12-28] BT: Amendements et suggestions concernant les projets de Recommendations P.311 et P.341 (COM12-R 6, Pages 2 a 36) | |
| [COM12-29] Rapporteur question 11/12: Draft new Recommendation on multimedia communication delay, synchronization, and frame rate measurement | |
| [COM12-30] CSELT (Italy), European Broadcasting Union (Switzerland): Proposal for the validation of objective models for automatic video quality evaluation | |
| [COM12-31] Federal Republic of Germany: A detailed, accurate and reproducible listening-only-test for hands-free telephones - Recording and playback procedure | |
| [COM12-32] Federal Republic of Germany: Double talk measurements for hands-free telephones: measurement proposals and measurement results | |
| [COM12-33] Federal Republic of Germany: Proposal for frequency responses to be used in P.CMT and other recommendations dealing with frequency-responses | |
| [COM12-34] Federal Republic of Germany: TOSQA - Telecommunication objective speech quality assessment | |
| [COM12-35] Federal Republic of Germany: Development of scenarios for a short conversation test | |
| [COM12-36] Federal Republic of Germany: P.CMT: Optional variation of gain with characteristic for decreasing the sensitivity at low levels in sending direction | |
| [COM12-37] Federal Republic of Germany: The E-model: An analysis of the sources and comparison with published and new test results | |
| [COM12-38] Rapporteur for question 9/12: Draft ITU-T Recommendation P.31X (Draft 1) - Guidelines for determining the transmission characteristics of digital handset telephone sets using low bit-rate coding | |
| [COM12-39] Brazil: Video quality assessment using objective parameters based on image segmentation | |
| [COM12-40] France Télécom C.N.E.T.: Détérmination des facteurs de dégradation à partir des résultats de tests d'écoute pour des codeurs mis en cascade | |
| [COM12-41] Federal Republic of Germany: Proposal for an annex to P.64 concerning handset positions to be used with hats according to P.58 and Pinna simulator according to P.57 type 3.4 | |
| [COM12-42] Federal Republic of Germany: Listening only test results for hands-free telephones and their dependence upon room surroundings | |
| [COM12-43] Federal Republic of Germany: Improvements of the proposed listening only tests for speech quality assessment of hands-free terminals | |
| [COM12-44] Rapporteur for question 5/12: Draft Recommendation P.360 "efficiency of devices for preventing the occurence of excessive acoustic pressure by telephone receivers" | |
| [COM12-45] France Telecom / CNET: Some results from a methodological preliminary experiment for assessing the audio-visual quality in group communication | |
| [COM12-46] Rapporteur for question 2/12: Draft Recommendation p.10 revised: Vocabulary of terms on telephone transmission quality and telephone sets | |
| [COM12-47] Rapporteur for question 2/12: Propositions of new terms to be included in Recommendation P.10: Vocabulary of terms on telephone transmission quality and telephone sets | |
| [COM12-48] Corrigendum au Manuel de Téléphonométrie | |
| [COM12-49] Rapporteur for Questions 19/12 and 21/12: Proposed draft new Recommendation G.116 | |
| [COM12-50] Rapporteur pour la Question 10/12: Projet de nouvelle Recommandation P.911 - Méthodes d'évaluation subjective de la qualité audiovisuelle pour applications multimédias | |
| [COM12-51] Rapporteur, Question 20/12: Projet de nouvelle Recommandation G.107 - Le Modèle E, modèle de calcul destiné à etre employé lors de la planification de la transmission | |
| [COM12-52] Rapporteur pour la Question 14/12: Projet de nouvelle Recommandation P.831 - Évaluation subjective de la qualité de fonctionnement des annuleurs d'écho de réseau | |
| [COM12-53] Rapporteur for Question 14/12: Draft new Recommendation P.SEHFT (Subjective performance evaluation of hands-free terminals) | |
| [COM12-54] Ministry of Information Industry of the People's Republic of China: Draft new Annex G to Recommendation P.79 - Wideband loudness rating algorithm | |
| [COM12-55] Canada: Stentor Resource Centre Inc.: Principles for the development of application rules for automatic level control devices | |
| [COM12-56] Canada: Stentor Resource Centre Inc.: Proposed draft Recommendation: Application rules for automatic level control devices | |
| [COM12-57] Rapporteur for Question 2/12: Draft revised Recommendation P.10 - Vocabulary of terms on telephone transmission quality and telephone sets | |
| [COM12-58] KPN Research, Netherlands: Comparison of the ITU-T P.861 PSQM, PSQM+ and MNB objective speech quality measurement methods | |
| [COM12-59] KPN Research, Netherlands: Benchmarking the P.861 successor | |
| [COM12-60] Co-Chair objective testgroup VQEG, KPN researche: Evaluation of new methods for objective testing of video quality: Objective test plan | |
| [COM12-61] France Telecom/CNET: Study of the influence of experiment context on the relationship between audio, video and audiovisual subjective qualities | |
| [COM12-62] ASCOM, Switzerland: Results of processing ITU speech database Supplement 23 with the end-to-end quality assessment Algorithm "Pace" | |
| [COM12-63] Federal Republic of Germany: Principles of test signals for advanced objective measurements on hands-free telephones | |
| [COM12-64] USA: Results of an audiovisual desktop video teleconferencing subjective experiment | |
| [COM12-65] France Telecom/CNET: Subjective evaluation of ECHO cancellers with short conversation test | |
| [COM12-66] Nortel (Canda): Editorial modification to Recommendation G.107 | |
| [COM12-67] CSELT: VGEG Subjective test plan | |
| [COM12-68] Bruel and KJ/ER Sound & Vibration Measurement A/S: On the hierarchy of test heads/simulators - Where do we stand and where do we go? | |
| [COM12-69] Federal Republic of Germany: E-Model Predictions and the impairment factor principle for the low-bitrate codecs and quantizing distortion: Analysis of test results | |
| [COM12-70] Federal Republic of Germany: E-Model Predictions for room noise at send side: Proposal for modeling the lombard effect | |
| [COM12-71] Federal Republic of Germany: Estimation of Impairment Factors with TOSQA | |
| [COM12-72] Federal Republic of Germany: Result of objective speech quality assessment of the ITU-T 8kbit/s characterization test using TOSQA | |
| [COM12-73] China: Calculation of maximum levels of demodulated noise in K.rfi | |
| [COM12-74] China: Draft text on the calculation of wideband loudness ratings for the handbook on telephonometry | |
| [COM12-75] CSELT: Modifications à apporter à la Recommandation P.341 | |
| [COM12-76] Rapporteur pour les Q.19/12 et 21/12: Projet de nouvelle Recommandation G.116 - Objectifs de qualité de transmission applicables aux connexions internationales de bout en bout | |
| [COM12-77] Rapporteur pour la Q.12/12: Projet de nouvelle Recommandation P.313 "Caractéristiques de transmission des terminaux numériques sans cordon ou mobiles" | |
| [COM12-78] Éditeur de la Recommandation G.109: Projet de nouvelle Recommandation G.109 "Définition de catégories de qualité de transmission de la parole" | |
| [COM12-79] Rapporteur pour la Q.21/12: Projet de nouvelle Recommandation G.136 - Régles d'utilisation des dispositifs de commande automatique de niveau | |
| [COM12-80] Robert Bosch GMBH: Projet de nouvelle Recommandation G.108 - Application du Modèle E - Guide de planification | |
| [COM12-81] CSELT (Italy): Comments to new draft Recommendation K.rfi (02/1999) | |
| [COM12-82] Robert Bosch GMBH (Germany): Proposed deletion of Recommendation G.171 - Transmission plan aspects of privately operated networks | |
| [COM12-83] Rapporteur pour la Question 8/12: Projet de Recommandation révisée UIT-T P.64 - Détermination des caractéristiques d'efficacité en fonction de la fréquence des systèmes téléphoniques locaux | |
| [COM12-84] Rapporteur pour la Question 8/12: Projet de Recommandation révisée UIT-T P.79 - Calcul des équivalents pour la sonie des postes téléphoniques | |
| [COM12-85] Rapporteur pour la Question 10/12: Projet de révision de la Recommandation P.910 - Méthodes subjectives d'évaluation de la qualité vidéographique pour les applications multimédias | |
| [COM12-86] Editeur du projet de Recommandation G.177: Projet de nouvelle Recommandation G.177 - Planification de la transmission pour les services en bande vocale sur des connexions hybrides internet/RTPC | |
| [COM12-87] Rapporteur pour la Question 7/12: Projet de Recommandation révisée P.50 - Voix artificielles | |
| [COM12-88] CSELT (Italy) : Corrigendum of Recommendation P.911 | |
| [COM12-89] AT&T (United States): Interactive audio-visual subjective testing - Task descriptions and tests with transmission impairments | |
| [COM12-90] Rapporteur for Question 7/12: Draft new Recommendation P.50x - Objective test methods for speech communication systems using complex test signals | |
| [COM12-91] Rapporteur for Question 7/12: Draft new Recommendation P.501 - Test signals for use in telephonometry | |
| [COM12-92] Rapporteur for Question 6/12: Draft new Recommendation P.HATSHFT: Use of head and torso simulator (HATS) for handsfree terminal testing | |
| [COM12-93] Robert Bosch GMBH: Proposed revision of Recommendation G.114 - One-way transmission time | |
| [COM12-94] France Telecom/CNET: Continuous assessment of time-varying subjective vocal quality and its relationship with overall subjective quality | |
| [COM12-95] Rapporteur for Question 14/12: Draft new Recommendation P.SEHFT - Subjective performance evaluation of hands-free terminals | |
| [COM12-96] British Telecom (UK): Updated text for draft new Recommendation P.5ai - Analysis and interpretation of INMD voice-service measurements | |
| [COM12-97] Rapporteur for Question 20/12: Proposed draft revised Recommendation G.107 - The E-model, a computational model for use in transmission planning | |
| [COM12-98] Federal Republic of Germany: User expectation for telephony form computer terminals | |
| [COM12-99] Rapporteur of Question 13/12: Report of the Q.13/12 Rapporteur's Meeting in Berlin, June 14-17, 1999 | |
| [COM12-100] Rapporteur for Question 13/12: Invitation for model submission for developing a new ITU-T Recommendation on objective speech quality measurement algorithms | |
| [COM12-101] British Telecom (UK): Performance analysis of the call clarity index (CCI) and non-intrusive version of the e-model over a range of network conditions | |
| [COM12-102] Federal Republic of Germany: Proposal for the definition of different types of hands-free telephones based on double talk performance | |
| [COM12-103] Federal Republic of Germany: Relation between echo disturbances under single talk and double talk conditions (evaluated for one-way transmission time of 100 ms) - A proposal for Appendix to G.131 | |
| [COM12-104] Robert Bosch GMBH, Allemagne: Projet de nouevelle Recommandation G.108.01: Incidences liées aux conversation sur la qualité de transmission vocale de bout en bout - Evaluation des effets non traités par le modèle E | |
| [COM12-105] Robert Bosch GMBH, Allemagne: Projet de révision de la Recommandation G.107 | |
| [COM12-106] British Telecom (United Kingdom): Draft new Recommendation P.562 (5ai) - Analysis and interpretation of in MD voice-service measurements | |
| [COM12-107] Robert Bosch GMBH, Germany: Proposed Amendments of draft revised Recommendation G.107 | |
| [COM12-108] Rapporteur pour la Question 10/12: Projet de révision de la Recommandation P.920 - Méthodes d'essai interactives pour communications audiovisuelles | |
| [COM12-109] Robert Bosch GMBH, Germany: Proposed further Amendment to draft revised Recommendation G.107 | |
| [Corr COM12-109] Robert Bosch GMBH, Germany: Proposed further Amendment to draft revised Recommendation G.107 | |
| [COM12-110] KPN Research, Netherlands: A Perceptual Echo and sidetones quality measure | |
| [COM12-111] Robert Bosch GMBH, Germany: Proposed revision of Recommendation G.113 - Transmission impairments | |
| [COM12-112] Federal Republic of Germany: Amendments to Annex A of draft revised Recommendation G.107 | |
| [COM12-113] Federal Republic of Germany: Proposals for editorial changes to draft Recommendation G.108.01 | |
| [COM12-114] Deutsche Telekom AG: Draft new Rec. P.DIES - Methodology for derivation of equipment impairment factors from subjective listening-only tests | |
| [COM12-115] Deutsche Telekom AG: Some Considerations regarding the scale of the transmission rating factor R and the impairment factor principle | |
| [COM12-116] Cisco Systems: Model for generating bursty packet loss | |
| [COM12-117] Rapporteur of Question 13/12: Report of the Questions 13/12 Rapporteur's Meeting (Solothurn, Germany, 6-10 March 2000) | |
| [Corr COM12-117] Corrigendum to COM12-117 | |
