Channel for wireless communication system and method for estimating delay expansion time of channel

The invention discloses a channel for a wireless communication system and a method for estimating the delay expansion time of the channel. The method comprises the following steps of: acquiring a plurality of pilot signals which pass through the channel of the wireless communication system; calculat...

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Bibliographische Detailangaben
Hauptverfasser: JIANG XIAOLAN, XU RENYUAN, DING BANGAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a channel for a wireless communication system and a method for estimating the delay expansion time of the channel. The method comprises the following steps of: acquiring a plurality of pilot signals which pass through the channel of the wireless communication system; calculating at least one parameter value which represents the shape characteristic of a frequency response of the channel according to values and relative positions of the pilot signals; and determining the delay expansion time of the channel according to the at least one parameter value.