发明授权
US08090052B2 Systems and methods for digital delayed array transmitter architecture with beam steering capability for high data rate 有权
用于数据延迟阵列发射机架构的系统和方法,具有用于高数据速率的波束转向能力

Systems and methods for digital delayed array transmitter architecture with beam steering capability for high data rate
摘要:
Embodiments include systems and methods for fine control of beam steering for wide band wireless applications using a phased array of antenna elements. In one embodiment, a digitally controlled delay line delays the signal output from a modulator in each branch of multiple branches feeding multiple antennas in an array. An output of the digital delay line is input to a digital to analog converter. A second digital delay line also delays the signal within the digital to analog converter. The manner of implementation of the delays enables accurate production of a steered beam at a high data rate.
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