Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2007-07-24
2007-07-24
Zewdu, Meless (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S456300, C455S456500, C455S456600, C455S561000, C455S550100, C455S063400, C455S562100
Reexamination Certificate
active
11261238
ABSTRACT:
Apparatus and methods are disclosed for estimating the position and velocity of mobile wireless transmit/receive units (WTRUs) in a wireless communication system. Network stations use directional communication beams to divide service areas into sectors to provide communication services to the WTRUs. A WTRU saves pertinent information such as sector ID, received power and time of reception of the several received signals. The collected information is sent to the network, where it is used to estimate the WTRU's position, speed and direction of travel, which information can then be used to improve radio resource management.
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InterDigital Technology Corporation
Volpe and Koenig P.C.
Zewdu Meless
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