RECEPTION LEVEL INFORMATION COLLECTION METHOD, CHANNEL STATE DISCRIMINATION METHOD AND WIRELESS SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a reception level information collection method that can collect reception level information between wireless units without the need for an operator to move between the wireless units even when only one operator carries out the collection. SOLUTION: A couple of wireless units 7, 8 mutually transmit/receive a radio wave to measure the reception level with each other, the one wireless unit 8 transmits information about the measured reception level to the other wireless unit 7 to collect the information as to both reception levels between a couple of the wireless units 7, 8.