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公开(公告)号：US11888774B2
公开(公告)日：2024-01-30
申请号：US17500402
申请日：2021-10-13
Inventor： Kyeong Pyo Kim , Woo Ram Shin , Young Jo Ko , Kap Seok Chang
IPC: H04L5/00 , H04W72/0446 , H04L25/02
CPC classification number: H04L5/0048 , H04L25/0224 , H04W72/0446
Abstract: An operation method of a transmitter in a communication system may comprise: configuring a first reference signal region for transmission of a first reference signal in the delay-Doppler domain; arranging the first reference signal having a sequence form in a specific region within the first reference signal region; transforming a delay-Doppler domain signal including the first reference signal into a time domain signal; and transmitting the time domain signal to a receiver.
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2.发明授权Communication system for determining data transmitting scheme according to channel state 有权用于根据信道状态确定数据传输方案的通信系统公开(公告)号：US09288688B2
公开(公告)日：2016-03-15
申请号：US13723752
申请日：2012-12-21
Inventor： Kyeong Pyo Kim , Seung Eun Hong , Jin Kyung Kim
CPC classification number: H04W16/28 , H04B7/0408 , H04B7/0417 , H04B7/0617 , H04B7/0626 , H04B7/0689
Abstract: Disclosed is a data transmission method that may enhance a channel capacity in a wireless channel environment of a frequency band having a high directivity in which a transmission apparatus may form a transmission beam and transmit a training signal while sequentially changing a direction of the formed transmission beam, a reception apparatus may form a reception beam and receive the training signal while sequentially changing a direction of the formed reception beam, and the transmission apparatus may receive a response signal from the reception apparatus with respect to the training signal and determine a data transmission scheme based on the received response signal.
Abstract translation: 公开了一种数据传输方法，其可以增强具有高方向性的频带的无线信道环境中的信道容量，其中发送装置可以形成发送波束并发送训练信号，同时顺序地改变形成的发送波束的方向 接收装置可以形成接收波束并在顺序地改变形成的接收波束的方向的同时接收训练信号，并且发送装置可以相对于训练信号从接收装置接收响应信号，并且确定数据传输方案 基于所接收的响应信号。
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