초록 ▼

The present invention relates to an apparatus for providing a digital radio link between at least one fixed unit and at least one mobile unit wherein the apparatus comprises a small number of Rake fingers, one or more of which is assigned at any given to perform a searching operation. Whenever a sea

The present invention relates to an apparatus for providing a digital radio link between at least one fixed unit and at least one mobile unit wherein the apparatus comprises a small number of Rake fingers, one or more of which is assigned at any given to perform a searching operation. Whenever a searching Rake finger or fingers finds a path with higher energy than the current lowest Rake finger, the roles of the Rake finger are exchanged.

대표청구항 ▼

[ We claim as our invention:] [1.] An apparatus for providing a digital radio link between at least one fixed unit and at least one mobile unit, the apparatus comprising:a means for controlling operation of a plurality of Rake fingers so that at least one of the plurality of Rake fingers is arranged

[ We claim as our invention:] [1.] An apparatus for providing a digital radio link between at least one fixed unit and at least one mobile unit, the apparatus comprising:a means for controlling operation of a plurality of Rake fingers so that at least one of the plurality of Rake fingers is arranged to search a delay spread at a point in time;a means for examining associated with the plurality of Rake fingers for examining an energy of each of the plurality of Rake fingers and determining when one of the plurality of Rake fingers has an energy level lower than an energy level of a currently searching Rake finger; further comprising a shift register connected to the plurality of Rake fingers wherein each stage of the shift register is connected in parallel to each Rake finger; anda means for selecting which shift register stage is connected to a particular one of the plurality of Rake fingers.