Method and system for using a transformer for FM transmit and FM receive functionally
View Patent ↗Aspects of a method and system for using a transformer for FM transmit and FM receive functionality may include communicating data-bearing signals via primary windings of a transformer, wherein secondary windings of the transformer may be utilized for receiving and/or transmitting the communicated data-bearing signals, wherein the secondary windings may be utilized as a load for the transmitting. The secondary windings and/or a power amplifier may be biased for the transmitting by applying an electrical signal at a terminal of the secondary windings, wherein the electrical signal that may be applied at the center terminal may be a biasing voltage. The receiving and the transmitting may be operated in time division duplex mode, or simultaneously. DC signal components for the receiving may be blocked by using a plurality of capacitors.
1. A method for processing communication signals, the method comprising:
communicating data-bearing signals via primary windings of a transformer, wherein secondary windings of said transformer are utilized for receiving and/or transmitting said communicated data-bearing signals, and said secondary windings are utilized as a load for said transmitting.
2. The method according to claim 1 , comprising biasing said secondary windings and/or a power amplifier for said transmitting by applying an electrical signal at a terminal of said secondary windings.
3. The method according to claim 2 , wherein said electrical signal applied at said center terminal may be a biasing voltage.
4. The method according to claim 1 , comprising operating said receiving and said transmitting in time division duplex mode.
5. The method according to claim 1 , comprising operating said receiving and said transmitting simultaneously.
6. The method according to claim 1 , comprising blocking DC signal components for said receiving by using a plurality of capacitors.
7. The method according to claim 1 , wherein an antenna coupled to said primary windings is a single-ended antenna, coupled to a first terminal of said primary windings, and a second terminal of said primary windings is coupled to ground.
8. The method according to claim 1 , wherein an antenna coupled to said primary windings is a differential antenna and a first differential antenna terminal is coupled to a first terminal of said primary winding and a second differential antenna terminal is coupled to a second terminal of said primary winding.
9. The method according to claim 1 , wherein said communicated data-bearing signals are frequency modulated.
10. The method according to claim 1 , wherein said communicated data-bearing signals are Bluetooth signals.
11. The method according to claim 1 , wherein said communicated data-bearing signals are Wireless LAN signals.
12. A system for processing communication signals, the system comprising:
one or more circuits that are operable to:
communicate data-bearing signals via primary windings of a transformer, wherein secondary windings of said transformer are utilized for receiving and/or transmitting said communicated data-bearing signals, and said secondary windings are utilized as a load for said transmitting.
13. The system according to claim 12 , wherein said one or more circuits bias said secondary windings and/or a power amplifier for said transmitting by applying an electrical signal at a terminal of said secondary windings.
14. The system according to claim 13 , wherein said electrical signal applied at said center terminal may be a biasing voltage.
15. The system according to claim 12 , wherein said one or more circuits operate said receiving and said transmitting in time division duplex mode.
16. The system according to claim 12 , wherein said one or more circuits operate said receiving and said transmitting simultaneously.
17. The system according to claim 12 , wherein said one or more circuits block DC signal components for said receiving by using a plurality of capacitors.
18. The system according to claim 12 , wherein an antenna coupled to said primary windings is a single-ended antenna, coupled to a first terminal of said primary windings, and a second terminal of said primary windings is coupled to ground.
19. The system according to claim 12 , wherein an antenna coupled to said primary windings is a differential antenna and a first differential antenna terminal is coupled to a first terminal of said primary winding and a second differential antenna terminal is coupled to a second terminal of said primary winding.
20. The system according to claim 12 , wherein said communicated data-bearing signals are frequency modulated.
21. The system according to claim 12 , wherein said communicated data-bearing signals are Bluetooth signals.
22. The system according to claim 12 , wherein said communicated data-bearing signals are Wireless LAN signals.