Beamforming of harmonics
First Claim
1. A radio frequency system for use in a cellular network, the radio frequency system comprising:
- an antenna array including a plurality of antenna elements configured to generate a plurality of receive signals in response to a radio wave, each of the plurality of antenna elements configured to generate a corresponding one of the plurality of receive signals;
a plurality of signal conditioning circuits each thereof operatively associated with a corresponding one of the plurality of antenna elements, the plurality of signal conditioning circuits configured to process the plurality of receive signals to thereby form a receive beam; and
a beam control circuit configured to control the plurality of signal conditioning circuits to provide beam steering of the receive beam based on a direction of one or more harmonic lobes of the receive beam.
1 Assignment
0 Petitions
Accused Products
Abstract
Apparatus and methods related to beamforming of harmonics are provided herein. In certain implementations, a communication device for operating in a wireless network is provided. The communication device includes an antenna array including a plurality of antenna elements that generate a plurality of receive signals in response to a radio wave, a plurality of signal conditioning circuits operatively associated with the plurality of antenna elements and that condition the plurality of receive signals to provide beamforming of a receive beam, and a beam control circuit that controls the plurality of signal conditioning circuits to provide beam steering of the receive beam based on a direction of one or more harmonic lobes of the receive beam.
17 Citations
20 Claims
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1. A radio frequency system for use in a cellular network, the radio frequency system comprising:
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an antenna array including a plurality of antenna elements configured to generate a plurality of receive signals in response to a radio wave, each of the plurality of antenna elements configured to generate a corresponding one of the plurality of receive signals; a plurality of signal conditioning circuits each thereof operatively associated with a corresponding one of the plurality of antenna elements, the plurality of signal conditioning circuits configured to process the plurality of receive signals to thereby form a receive beam; and a beam control circuit configured to control the plurality of signal conditioning circuits to provide beam steering of the receive beam based on a direction of one or more harmonic lobes of the receive beam. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A module for implementation in user equipment for use in a cellular network, the module comprising:
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a laminated substrate; an antenna array formed on the laminated substrate and including a plurality of antenna elements configured to generate a plurality of receive signals in response to a radio wave, each of the plurality of antenna elements configured to generate a corresponding one of the plurality of receive signals; and a semiconductor die attached to the laminated substrate, the semiconductor die including a plurality of signal conditioning circuits each thereof operatively associated with a corresponding one of the plurality of antenna elements, the plurality of signal conditioning circuits configured to process the plurality of receive signals to thereby form a receive beam, the semiconductor die further including a beam control circuit configured to control the plurality of signal conditioning circuits to provide beam steering of the receive beam based on a direction of one or more harmonic lobes of the receive beam. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. A method of beam control in a radio frequency system, the method comprising:
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receiving a plurality of receive signals on a plurality of antenna elements of an antenna array, each of the plurality of receive signals received by a corresponding one of the plurality of antenna elements; conditioning the plurality of receive signals using a plurality of signal conditioning circuits each thereof operatively associated with a corresponding one of the plurality of antenna elements; generating a receive beam by processing the plurality of receive signals using the plurality of signal conditioning circuits; and steering the receive beam in a selected direction based on a direction of one or more harmonic lobes of the receive beam. - View Dependent Claims (19, 20)
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Specification