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    • 57. 发明申请
    • METHOD FOR DETERMINING CHANNEL QUALITY AND APPARATUS THEREOF
    • 用于确定通道质量的方法及其装置
    • US20170033905A1
    • 2017-02-02
    • US15218960
    • 2016-07-25
    • Beijing Zhigu Rui Tuo Tech Co., Ltd.
    • Weicai Huang
    • H04L5/00H04L1/00H04L1/08H04B17/309
    • H04L5/0048H04L1/0015H04L1/0027H04L1/08H04L1/1825H04L1/1887H04L1/1896
    • Embodiments of the present application disclose a method and an apparatus for determining channel quality. The method comprises: at the same time when a data symbol is sent to a receiver by using a channel, receiving at least one reference signal by using the channel; and determining, at least according to the at least one reference signal, quality of the channel at a corresponding moment when the data symbol is sent to the receiver. The method and the apparatus in the embodiments of the present application can avoid delay and latency problems in estimation of channel quality because a reference signal and data are separately sent in different subframes, thereby improving the real-time performance and accuracy of determining channel quality; moreover, the granularity of determining channel quality is within a same subframe or even each symbol, and in this way, in a process of transmitting a piece of data, quality of a radio channel at different moments may be estimated, so that changes of the quality of the radio channel during an entire sending time can be determined more precisely.
    • 本申请的实施例公开了一种用于确定信道质量的方法和装置。 该方法包括:在通过使用信道将数据符号发送到接收机的同时,通过使用信道接收至少一个参考信号; 以及至少根据所述至少一个参考信号确定当所述数据符号被发送到所述接收器时的相应时刻的所述信道的质量。 本申请实施例中的方法和装置可以避免信道质量估计中的延迟和等待时间问题,因为参考信号和数据在不同子帧中分别发送,从而提高确定信道质量的实时性能和准确性; 此外,确定信道质量的粒度在同一子帧或甚至每个符号之内,并且以这种方式,在发送一段数据的过程中,可以估计不同时刻的无线电信道的质量,从而改变 可以更精确地确定整个发送时间期间无线电信道的质量。