Conformal antenna array
View Patent ↗The present invention relates to a conformal antenna array. Embodiments of the present invention provide a transceiver for communicating data in a cell site of a wireless communication system. The transceiver includes the conformal antenna array including a plurality of antenna elements, where the plurality of antenna elements has a non-linear antenna configuration to occupy at least two dimensions, and a controller configured to transmit multiple beamforming signals using at least two same antenna elements of the plurality of antenna elements.
1. A transceiver for communicating data in a cell site of a wireless communication system, the transceiver comprising:
a conformal antenna array including a plurality of antenna elements, the plurality of antenna elements having a non-linear antenna configuration to occupy at least two dimensions, the non-linear configuration being a malleable antenna configuration that conforms to a deployment area, the plurality of antenna elements having an arrangement such that a spacing between each of the plurality of antenna elements is irregular; and
a controller configured to transmit multiple beamforming signals using at least two same antenna elements of the plurality of antenna elements.
2. The transceiver of claim 1 , wherein the non-linear antenna configuration is a circular configuration.
3. The transceiver of claim 2 , wherein the plurality of antenna elements are arranged on a surface of a cylinder.
4. The transceiver of claim 1 , wherein the non-linear antenna configuration is a hemispherical configuration.
5. The transceiver of claim 1 , wherein the plurality of antenna elements are arranged in at least two different non-linear antenna configurations that are controlled by one controller.
6. The transceiver of claim 1 , wherein a spacing between adjacent antenna elements is no greater than half of a wavelength.
7. The transceiver of claim 1 , wherein each beamforming signal is associated with a different sector in the cell site, and a number of beamforming signals corresponds to a number of sectors.
8. The transceiver of claim 1 , wherein the controller includes:
a baseband unit configured to generate baseband signals; and
a beamformer unit configured generate the multiple beamforming signals based on the baseband signals, each beamforming signal includes a set of radio-frequency (RF) signals corresponding to a sub-set of antenna elements of the plurality of antenna elements.
9. The transceiver of claim 8 , wherein each baseband signal is associated with a different sector in the cell site.
10. The transceiver of claim 8 , wherein at least two beamforming signals generated from the beamformer unit uses at least two of the same antenna elements in the sub-set.
11. The transceiver of claim 8 , wherein the beamformer unit is configured to generate a beamforming signal based on beamforming coefficients and a respective baseband signal, each beamforming coefficient corresponding to a different antenna element in the subset.
12. The transceiver of claim 11 , wherein the beamformer unit multiplies the respective baseband signal with each beamforming coefficient to generate the RF signals included in one beamforming signal.
13. The transceiver of claim 12 , further comprising:
an RF modulation unit configured to modulate the RF signals from the beamformer unit to a particular frequency band.
14. A transceiver for communicating data in a cell site of a wireless communication system, the transceiver comprising:
a conformal antenna array including a plurality of antenna elements, the plurality of antenna elements having a non-linear antenna configuration to occupy at least two dimensions, the non-linear configuration being a malleable antenna configuration that conforms to a deployment area, the plurality of antenna elements having an arrangement such that a spacing between each of the plurality of antenna elements is irregular;
a baseband unit configured to generate baseband signals; and
a beamformer unit configured to generate multiple beamforming signals based on the baseband signals, each beamforming signal includes a set of radio-frequency (RF) signals corresponding to a sub-set of antenna elements of the plurality of antenna elements,
the beamformer unit configured to transmit at least two beamforming signals using at least two of the same antenna elements in the sub-set.
15. The transceiver of claim 14 , wherein the non-linear antenna configuration is a circular configuration.
16. The transceiver of claim 15 , wherein the plurality of antenna elements are arranged on a surface of a cylinder.
17. The transceiver of claim 14 , wherein the non-linear antenna configuration is a hemispherical configuration.
18. The transceiver of claim 14 , wherein the plurality of antenna elements are arranged in at least two different non-linear antenna configurations that are controlled by one controller.