Method and system for multi-service reception
View Patent ↗A multi-service antenna may comprise: a support structure, a reflector mounted to the support structure, a signal processing assembly mounted with the support structure, a first wire strung between the reflector and the support structure and/or the signal processing assembly, and circuitry for processing a first signal received as a result of electromagnetic radiation (e.g., terrestrial television and/or cellular signals) incident on the first wire. The circuitry for processing the first signal may be housed in the signal processing assembly. A second wire may also be strung between the reflector and the support structure and/or the signal processing assembly, and the circuitry may be operable to perform diversity processing of signals received via the two wires.
1. A system comprising:
a satellite dish assembly;
a plurality of antenna elements mounted to said satellite dish assembly, said plurality of antenna elements being configured for reception of terrestrial television signals, wherein:
each of said plurality of antenna elements comprises a wire attached to said satellite dish assembly at two attachment points;
a first of said two attachment points is on a boom of said satellite dish assembly; and
said first of said two attachment points is slidably adjustable along said boom; and
circuitry, mounted with said satellite dish assembly, for diversity combining of a plurality of said terrestrial television signals received via said plurality of antenna elements.
2. The system of claim 1 , wherein each of said plurality of antenna elements is adjustable in length to accommodate different positions of said first of said two attachment points along said boom.
3. The system of claim 1 , wherein:
said circuitry comprises a selector controllable to select a subset of said plurality of antenna elements to be used for said reception of said plurality of said terrestrial television signals.
4. The system of claim 3 , wherein said selector is controlled based on measured performance metrics of said plurality of said terrestrial television signals.
5. The system of claim 3 , wherein said selector is operable to measure performance of a plurality of subsets of said plurality of antenna elements and select one of said plurality of subsets that achieves best performance.
6. The system of claim 1 , wherein:
said satellite dish assembly is configured for reception of satellite signals in a first frequency band; and
said terrestrial television signals are in a second frequency band.
7. The system of claim 6 , wherein:
said first frequency band comprises one or more of: X-band, Ka-band, and Ku-band; and
said second frequency band comprises one or more of: VHF band and UHF band.
8. A system comprising:
a satellite dish assembly;
a plurality of antenna elements mounted to said satellite dish assembly, said plurality of antenna elements being configured for reception of terrestrial television signals; and
circuitry, mounted with said satellite dish assembly, for diversity combining of a plurality of said terrestrial television signals received via said plurality of antenna elements, wherein:
said satellite dish assembly is configured for reception of satellite signals in a first frequency band;
said terrestrial television signals are in a second frequency band; and
each of the plurality of antenna elements is a slot antenna, each said slot antenna being formed in a parabolic reflector of said satellite dish assembly.
9. A method comprising:
receiving satellite signals via a reflector of a satellite dish assembly;
receiving terrestrial television signals via a plurality of antenna elements attached to said satellite dish assembly, wherein:
each of said plurality of antenna elements is a slot; and
each said slot is formed in a parabolic reflector of said satellite dish assembly;
performing diversity combining of said received terrestrial television signals; and
outputting a television signal resulting from said diversity combining onto a cable that also carries an output of a low-noise block (LNB) that processes said received satellite signals.
10. The method of claim 9 , comprising:
selecting a subset of said plurality of antenna elements to be used for said receiving said terrestrial television signals.
11. The method of claim 10 , comprising controlling said selecting based on measured performance metrics of said terrestrial television signals.
12. The method of claim 11 , comprising measuring performance of a plurality of subsets of said plurality of antenna elements and selecting one of said plurality of subsets that achieves best performance.
13. A system comprising:
a support structure;
a satellite signal reflector mounted to said support structure;
a signal processing assembly mounted to said support structure;
a slot antenna formed in said satellite signal reflector; and
circuitry for processing a signal received via said slot antenna.
14. The system of claim 13 , wherein said circuitry for processing said signal received via said slot antenna is housed in said signal processing assembly.
15. The system of claim 13 , wherein said signal received via said slot antenna is a terrestrial television signal in the UHF band and/or VHF band.
16. The system of claim 13 , comprising:
a plurality of slot antennas formed in said satellite signal reflector; and
selector circuitry controllable to select a subset of said plurality of slot antennas to be used for reception of signals.
17. The system of claim 16 , wherein said selector circuitry is controlled based on measured performance metrics of said signals.
18. The system of claim 17 , wherein said selector circuitry is operable to measure performance of a plurality of subsets of said plurality of slot antennas and select one of said plurality of subsets that achieves best performance.