Content for TS 26.260 Word version: 18.0.0
2 References
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols
3.3 Abbreviations
4 Objective Test Methodologies for Immersive Audio Systems
4.1 Objective Test Methodologies for Assessment of Immersive Audio Systems in the Sending Direction
4.2 Objective Test Methodologies for Assessment of Immersive Audio Systems in the Receiving Direction
A Order dependent directions
B Directions in Gaussian spherical grid
B.1 Definition
B.2 Example loudspeaker array
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2 References p. 5
3 Definitions, symbols and abbreviations p. 5
4 Objective Test Methodologies for Immersive Audio Systems p. 6
4.1 Objective Test Methodologies for Assessment of Immersive Audio Systems in the Sending Direction p. 6
4.1.1 Diffuse-field Send Frequency Response for Scene-based Audio p. 6
4.1.1.1 Introduction p. 6
4.1.1.2 Definition p. 7
4.1.1.3 Test method with periphonic array p. 8
4.1.1.4 Test method with loudspeaker array and turn table p. 9
4.1.2 Directional response measurement for scene-based audio p. 10
4.2 Objective Test Methodologies for Assessment of Immersive Audio Systems in the Receiving Direction p. 11
4.2.1 Headset Binaural Diffuse-field Receive frequency response for Scene-based audio p. 11
4.2.1.1 Introduction p. 11
4.2.1.2 Definition p. 11
4.2.1.3 Test Conditions p. 11
4.2.1.4 Measurement p. 11
4.2.2 Nominal System Sensitivity in Receive Direction for Channel-based audio p. 12
4.2.2.1 Introduction p. 12
4.2.2.2 Definition p. 12
4.2.2.3 Test Conditions p. 12
4.2.2.4 Measurement p. 12
4.2.3 Motion to Sound Latency in Dynamic Binaural Rendering Systems p. 13
4.2.3.1 Introduction p. 13
4.2.3.2 Requirements p. 13
4.2.3.3 Calibration p. 14
4.2.3.4 Evaluation Environment p. 14
4.2.3.5 Data acquisition p. 15
4.2.3.6 Data Analysis p. 15
A (Normative) Order dependent directions p. 18
B (Normative) Directions in Gaussian spherical grid p. 22
B.1 Definition p. 22
B.2 Example loudspeaker array p. 22
$ Change history p. 23
