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Definition of wideband audio - PCMAG

    https://www.pcmag.com/encyclopedia/term/wideband-audio
    Also branded as "HD Voice" by Polycom, the narrowband 300-3400 Hz frequency range of the traditional "toll quality" telephone call was broadened to …

What is wideband audio (HD voice)? - Definition from ...

    https://www.techtarget.com/searchnetworking/definition/wideband-audio-HD-voice
    Wideband audio, also known as high definition (HD) voice, is an audio technology that uses a wider frequency spectrum than narrowband audio to achieve better voice quality during cellular and voice over IP ( VoIP) phone calls.

Wideband Audio, Also Known as Wideband Voice or HD Voice ...

    https://podcastengineeringschool.com/wideband-audio-also-known-as-wideband-voice-or-hd-voice/
    The general range of the human voice extends from approx. 80 Hz to 14 kHz but traditional, voiceband or narrowband telephone calls limit audio frequencies to the range of 300 Hz to 3.4 kHz. Wideband audio relaxes the bandwidth limitation and transmits in the audio frequency range of 50 Hz to 7 kHz or even up to 22 kHz.

What is Cellular Wideband Audio? - Definition from …

    https://www.techopedia.com/definition/28946/cellular-wideband-audio
    Cellular wideband audio is a type of audio technology that is used in telephonic communication on supported devices and carriers. This technology provides higher quality voice communication by extending the frequency range of audio signals transmitted over telephone lines.

Wideband - Wikipedia

    https://en.wikipedia.org/wiki/Wideband
    The term Wideband Audio or (also termed HD Voice or Wideband Voice) denotes a telephony using a wideband codec, which uses a greater frequency range of the audio spectrum than conventional voiceband telephone calls, resulting in a clearer sound.

HD VoIP and HD Voice Codecs - OnSIP

    https://www.onsip.com/voip-resources/voip-fundamentals/hd-voip-and-hd-voice-codecs
    Wideband technology transmits audio beyond the narrowband limit of 3.4 kHz, all the way up to 7 kHz. This expanded range results in excellent sound and speech quality: clearer phone calls and sharper, crisper voices. The first standardized wideband codec, G.722, was …

What is Ultra-Wideband (UWB)? Here's everything you …

    https://bleesk.com/uwb.html
    Ultra-wideband (also known as UWB, ultra-wide band and ultraband) is a short-range wireless communication protocol. It uses radio waves to enable devices to talk to each other. Sounds familiar? Yes, it is similar to Bluetooth but more precise, reliable and effective. Your iPhone’s New 6th Sense – U1 & UWB Explained Watch later Watch on

Difference Between Narrowband and Wideband | …

    http://www.differencebetween.net/technology/difference-between-narrowband-and-wideband/
    Wideband refers to broadband communications that uses a relatively wide range of frequencies. It refers to radio channels whose operational bandwidth may significantly exceed the coherence bandwidth of the channel.

2021-22年度財政預算案 - 主頁

    https://www.budget.gov.hk/2017/eng/csv/com.csv
    "Head","Account","Subhead (Code)","Subhead","Item (Code)","Ambit","Approved commitment $'000","Accumulated expenditure to 31.3.2016 $'000","Revised estimated ...

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