Method and apparatus for a frequency-selective antenna
Examples disclosed herein relate to an antenna system. The antenna system has a transceiver unit adapted to receive a composite communication signal, wherein the composite communication signal is a mix of multiple individual communication signals transmitted at different frequencies, a radiating structure comprising multiple subarrays of radiating elements, each subarray responsive to a different frequency, and an antenna controller adapted to map each communication signal to a user equipment.
1. A frequency-selective antenna system, comprising:
a radiating structure comprising multiple subarrays of radiating elements, wherein a first subarray is responsive to a first frequency and a second subarray is responsive to a second frequency different from the first frequency;
a feed structure coupled to the radiating structure having analog components positioned along transmission paths to the radiating elements;
an antenna controller adapted to adjust at least one parameter of the analog components on at least one transmission path to map first frequency signals to a corresponding target node in a communication system;
a transceiver unit adapted to prepare composite communication signals having signals of different frequencies; and
a memory storage device coupled to the antenna controller to store a correspondence between radiating elements and associated frequencies.
2. The frequency-selective antenna system of claim 1 , wherein the radiating structure comprises a metastructure.
3. The frequency-selective antenna system of claim 1 , further comprising:
a transceiver unit adapted to receive communication signals and process according to their corresponding target nodes.
4. The frequency-selective antenna system of claim 1 , wherein the radiating structure radiates the different frequency signals concurrently.
5. The frequency-selective antenna system of claim 1 , wherein the memory storage device comprises a lookup table.
6. The frequency-selective antenna system of claim 1 , wherein the antenna controller acts to change a phase shift of a radiation signal.
7. The frequency-selective antenna system of claim 1 , wherein the subarrays are configurable.
8. The frequency-selective antenna system of claim 1 , wherein the radiating elements are configured in multiple layers.
9. The frequency-selective antenna system of claim 1 , wherein the radiating elements are configured as patch antenna structures.
10. A method for a frequency-selective antenna, comprising:
receiving data for a first transmission directed to a first node in a wireless communication system;
assigning a first frequency to the data for the first transmission;
generating the first transmission at the first frequency;
configuring a first subarray of radiating elements within the frequency selective antenna;
preparing composite communication signals having signals of different frequencies; and
controlling the first subarray to direct the first transmission at the first frequency to the first node.
11. The method as in claim 10 , further comprising receiving a transmission from the first node at the first frequency.
12. The method as in claim 10 , further comprising:
receiving data for a second transmission directed to a second node in the wireless communication system;
assigning a second frequency to the data for the second transmission;
generating the second transmission at the second frequency;
configuring a second subarray of radiating elements within the frequency selective antenna; and
controlling the second subarray to direct the second transmission at the second frequency to the second node.
13. The method of claim 12 , further comprising receiving a composite mix of a first communication signal at the first frequency and a second communication signal at the second frequency.
14. A wireless communication system, comprising:
a frequency-selective antenna, comprising:
a plurality of radiating elements responsive to different frequencies;
a controller coupled to the plurality of radiating elements;
a transceiver coupled to the frequency-selective antenna and adapted to prepare composite communication signals having signals of different frequencies;
a feed network coupling the transceiver to the plurality of radiating elements, comprising a plurality of transmission paths; and
a memory storage device coupled to the controller, mapping radiating elements to frequencies.
15. The wireless communication system as in claim 14 , wherein the transceiver is adapted to transmit a composite mix of signals at different frequencies.
16. The wireless communication system as in claim 14 , wherein the transceiver is adapted to receive a composite mix of signals at different frequencies.
17. The wireless communication system as in claim 14 , wherein the controller is adapted to change electrical parameters of the radiating elements.
18. The wireless communication system as in claim 14 , wherein the plurality of transmission paths include analog elements to adjust a change in phase of a transmission signal, and the controller is adapted to change parameters of the plurality of transmission paths to achieve the change in phase.
19. The wireless communication system as in claim 14 , wherein the radiating elements are configured in subarrays.