Patent ID: 7515877

Claim:
A method for communicating a signal, comprising: establishing one or more quality indicators at a first communication device, the first communication device comprising a plurality of antenna elements, the one or more quality indicators indicating a quality of one or more communication links between the first communication device and one or more second communication devices; determining a modification according to the one or more quality indicators, the modification describing at least one adjustment of one or more modulation features of a plurality of modulation features, wherein said plurality of modulations features include at least one modulation feature selected from the group consisting of power ratio and phase difference; receiving a time boundary indicator indicating a boundary of a time period; modulating at least a first of a plurality of signals relative to a second of said plurality of signals in accordance with the modification and in response to the time boundary indicator, each of the plurality of signals associated with an antenna element of the plurality antenna elements; and sending the plurality of signals from the respective plurality of antenna elements to yield a transmitted signal.