Multiplex communications – Communication over free space – Using trunking
Reexamination Certificate
2011-07-26
2011-07-26
Pham, Chi (Department: 2471)
Multiplex communications
Communication over free space
Using trunking
C370S252000, C370S255000
Reexamination Certificate
active
07986681
ABSTRACT:
The invention discloses a method for a cellular communications system, in which traffic is sent in frames, each frame comprising a first number of subframes, with a second number of said subframes being available for at least either uplink or downlink traffic. At least one of said second number of subframes is made to comprise at least three parts, as follows:One part which is utilized for uplink traffic,One part which is utilized for downlink traffic,One part which is utilized as a guard period,with said guard period part being scheduled between the uplink and the downlink parts. The duration of at least two of said three parts may be varied to fit the current system need.
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Extended European Search Report issued in EP 08 72 4223, dated Jan. 12, 2011.
Anders Nyström Per Johan
Astely David
Parkvall Stefan
Huang Weibin
Pham Chi
Potomac Patent Group PLLC
Telefonaktiebolaget L M Ericsson (publ)
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