| 车载超宽带和全频段立体声免提通信 |
该建议书将为在超宽带（50-14,000Hz）和/或全频段（20-20,000Hz）音频带宽上工作的集成自动扩音器的系统设计师、开发人员和测试工程师提供指导。 提供了有关系统等级（即口/耳至网络参考点）的指导。 该建议书提供了在实际生活条件下验证设计的主观（即感知）测试。 |
|
| Citation: |
https://handle.itu.int/11.1002/1000/13176 |
| Series title: |
P series: Telephone transmission quality, telephone installations, local line networks
P.1100-P.1199: Communications involving vehicles |
| Approval date: |
2017-03-01 |
| Provisional name: | P.carSFS |
| Approval process: | AAP |
|
Status: |
In force |
|
Maintenance responsibility: |
ITU-T Study Group 12 |
|
Further details: |
Patent statement(s)
Development history
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|
|
| Ed. |
ITU-T Recommendation |
Status |
Summary |
Table of Contents |
Download |
|
1
|
P.1120 (03/2017)
|
In force
|
here
|
here
|
here
|
|
|
|
ITU-T Supplement
|
Title
|
Status
|
Summary
|
Table of contents
|
Download
|
|
P Suppl. 10 (11/1988)
|
Considerations relating to transmission characteristics for analogue handset telephones
|
In force
|
-
|
here
|
here
|
|
P Suppl. 16 (11/1988)
|
Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)
|
In force
|
-
|
here
|
here
|
|
P Suppl. 20 (03/1993)
|
Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses
|
In force
|
-
|
here
|
here
|
|
P Suppl. 23 (02/1998)
|
ITU-T coded-speech database
|
In force
|
here
|
here
|
here
|
|
P Suppl. 24 (10/2005)
|
Parameters describing the interaction with spoken dialogue systems
|
In force
|
here
|
here
|
here
|
|
P Suppl. 25 (01/2011)
|
Parameters describing the interaction with multimodal dialogue systems
|
In force
|
here
|
here
|
here
|
|
P Suppl. 26 (09/2017)
|
Scenarios for the subjective evaluation of audio and audiovisual multiparty telemeeting quality
|
In force
|
here
|
here
|
here
|
|
P Suppl. 28 (09/2020)
|
Considerations for the development of new QoS and QoE related objective models to be embedded in Recommendations prepared by ITU-T Study Group 12
|
In force
|
here
|
here
|
here
|
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