IEEE 269-2019

Podrobné informace

Označení: IEEE 269-2019

Datum vydání: 13.02.2020

Stran: 203

Země: Mezinárodní technická norma

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Anotace

Revision Standard - Active.
Practical methods for making electroacoustic laboratory measurements of analog and digital speech communications terminals and connected audio devices are contained in this standard. The methods are applicable to a wide variety of wired, wireless, cordless, and mobile communication terminals. Examples include Voice over Internet Protocol (VoIP), Wi-Fi®, and softphone devices. Tests applicable to connected audio devices such as wired, Bluetooth®, and universal serial bus (USB) handsets, headsets, and wearables are included. The standard contains objective metrics, subjective metrics, and subjective metric predictors. Application is in the frequency range from 20 Hz to 20 kHz.

ISBN: 978-1-5044-6339-3, 978-1-5044-6340-9
Number of Pages: 203
Product Code: STD23995, STDPD23995
Keywords: analog terminals, Bluetooth(R), cordless, digital terminals, electroacoustic measurements, handsets, headsets, IEEE 269TM, mean opinion score (MOS), mobile, MOS predictors, softphones, speech communication, subjective metrics, telephone, universal serial bus (USB), Voice over Internet Protocol (VoIP) terminals, voice transmission performance, wearables, Wi-F(R) terminals
Category: Communication Equipment