Power beaming system
First Claim
Patent Images
1. A power beaming system comprising:
- a. a power transmission source capable of generating electromagnetic radiation having a frequency of at least 10 Gigahertz;
b. a transmission antenna;
c. a guide unit that guides said electromagnetic radiation generated by said power transmission source to said transmission antenna;
d. a rectenna array located at a position remote from said antenna structure, said rectenna array comprising a plurality of multi-layer rectenna structures, each multi-layer rectenna structure including a first substrate layer having at least one receiving antenna provided thereon, a ground plane layer and a second substrate layer having circuit elements provided thereon, wherein said rectenna array includes a power combining network, said power combining network including a plurality of first current summing elements, each current summing element comprising a plurality of said multi-layer rectenna structures electrically connected in parallel, and at least one voltage summing element comprising a plurality of said first current summing elements electrically connected in series.
3 Assignments
0 Petitions
Accused Products
Abstract
A system and method for power beaming energy from a source at high frequencies and rectifying such energy to provide a source of DC energy is disclosed. The system operates at a frequency of at least 10 GHz and incorporates a rectenna array having a plurality of rectenna structures that utilize circuit elements formed with microstrip circuit techniques.
-
Citations
15 Claims
-
1. A power beaming system comprising:
-
a. a power transmission source capable of generating electromagnetic radiation having a frequency of at least 10 Gigahertz; b. a transmission antenna; c. a guide unit that guides said electromagnetic radiation generated by said power transmission source to said transmission antenna; d. a rectenna array located at a position remote from said antenna structure, said rectenna array comprising a plurality of multi-layer rectenna structures, each multi-layer rectenna structure including a first substrate layer having at least one receiving antenna provided thereon, a ground plane layer and a second substrate layer having circuit elements provided thereon, wherein said rectenna array includes a power combining network, said power combining network including a plurality of first current summing elements, each current summing element comprising a plurality of said multi-layer rectenna structures electrically connected in parallel, and at least one voltage summing element comprising a plurality of said first current summing elements electrically connected in series. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A multi-layer rectenna structure comprising:
-
a. a first substrate having at least one receiving antenna provided thereon; b. a second substrate having circuit elements provided thereon; and c. a ground plane located between said first and second substrate; and d. wherein said circuit elements comprise an impedance matching filter coupled to said receiving antenna via a coupling capacitance, a diode electrically coupled to said matching filter, and an output filter electrically coupled to said diode. - View Dependent Claims (15)
-
Specification