Reflective and transmissive mode monolithic millimeter wave array system and in-line amplifier using same
First Claim
1. An amplifier comprising:
- a monolithic semiconductor substrate and means disposed on said substrate for coherently receiving and retransmitting electromagnetic energy.
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Accused Products
Abstract
An amplifier. In the illustrative embodiment, the amplifier includes a monolithic semiconductor substrate and an array disposed on said substrate for coherently receiving and retransmitting electromagnetic energy. In a specific embodiment, the array is implemented with a plurality of cells. Each of the cells includes a dual polarization antenna structure for receiving electromagnetic energy and an amplifier connected thereto. A reflective mode implementation of the present teachings includes an amplifier comprising an ortho-mode feed and a reflective amplifier array adapted to be illuminated by the feed with an input wavefront with a first polarization and to return thereto an amplified wavefront with a second polarization orthogonal to the first wavefront. Another novel aspect of the invention derives from the provision of first and second mirrors dual shaped mirrors for illuminating the array with a planar wavefront and converting the reflected planar wavefront to a spherical wavefront. A transmissive mode implementation of the invention includes an array of unit cells with each unit cell having a receiving antenna and a power amplifier. At least some of the cells have a transmit antenna adapted to send a wavefront in the direction of a received wavefront or in a controlled direction.
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Citations
33 Claims
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1. An amplifier comprising:
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a monolithic semiconductor substrate and means disposed on said substrate for coherently receiving and retransmitting electromagnetic energy. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An amplifier comprising:
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an ortho-mode feed and a reflective amplifier array adapted to be illuminated by said feed with an input wavefront with a first polarization and to return thereto an amplified wavefront with a second polarization orthogonal to said first wavefront. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A method for coherently receiving and retransmitting an electromagnetic wavefront including the steps of:
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receiving said electromagnetic wavefront and coherently receiving and retransmitting said electromagnetic wavefront using an array of cells disposed on a monolithic semiconductor substrate. - View Dependent Claims (31)
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32. A method for coherently reflecting an electromagnetic wavefront including the steps of:
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receiving said electromagnetic wavefront and providing a spherical wavefront in response thereto;
converting said spherical wavefront to a planar wavefront and coherently reflecting said planar wavefront using an array of cells disposed on a monolithic semiconductor substrate. - View Dependent Claims (33)
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Specification