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公开(公告)号:CA2194786A1
公开(公告)日:1996-11-28
申请号:CA2194786
申请日:1996-03-08
Applicant: MOTOROLA INC
Inventor: REED JOHN DOUGLAS , O'NEILL FRANK P , THE BENJAMIN T
Abstract: A method and apparatus for measuring a characteristic of a fading signal received using two or more branch diversity receivers (100) is presented. This fading characteristic is proportional to the speed of the user. In a first embodiment the number of times the antenna branches change in a selection diversity process is counted (160), and the result is scaled (170) for imbalance between the branches. The output of a fading quality estimator (180), indicative of the fading and generally proportional to the speed, is thereby obtained.