作者: Hitoshi c o Fujitsu Limited Mizusawa
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摘要: Not only pilot channel (1) symbols but also control (2) can be flexibly decreased in a radio communication system, which includes transmission side apparatus (100) transmitting data frame where plurality of continuous or discontinuous frequency areas are assigned to one transfer time block and is formed predetermined number blocks; reception (200) receiving from the (100). The transmits has common beginning frame, measures received quality decides type suitable for future use based on measured notifies decided apparatus. sends subsequent using format corresponding notified type.