Method and system for implementing a single weight (SW) single channel (SC) MIMO system
View Patent ↗Methods and systems for processing signals in a receiver are disclosed herein and may comprise generating at least one control signal that may be utilized to control a first received signal. A phase of the first received signals may be adjusted via the generated control signal so that the phase of the first received signal may be equivalent to a phase of a second received signal, where the phase of the first signal may be adjusted within a processing path used to process the first received signal. An amplitude of the first received signal may be adjusted via the generated control signal so that the amplitude of the first received signal may be equivalent to an amplitude of a second received signal, where the amplitude of the first signal is adjusted within the processing path used to process the first received signal.
1. A method for processing signals in a receiver, the method comprising:
generating at least one control signal that is utilized to control at least a first of a plurality of received signals; and
adjusting a phase and an amplitude of said first of said plurality of received signals via said generated at least one control signal so that said phase and said amplitude of said first of said plurality of received signals are equivalent to a phase and an amplitude of at least a second of said plurality of received signals, respectively, wherein said phase and said amplitude of said first signal are adjusted within a processing path used to process said first of said plurality of received signals,
and wherein said at least one control signal is generated based on one or both of at least one channel function estimate and/or signal timing information associated with a digitized baseband signal corresponding to said first and said second of said plurality of received signals.
2. The method according to claim 1 , wherein said generated at least one control signal comprises a single weight signal.
3. The method according to claim 1 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted continuously.
4. The method according to claim 1 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted at discrete intervals.
5. The method according to claim 1 , further comprising amplifying said first of said plurality of received signals so that a gain of said first of said plurality of received signals is equivalent to a gain of at least said second of said plurality of received signals.
6. The method according to claim 1 , further comprising combining said adjusted first of said plurality of received signals with at least said second of said plurality of received signals to generate a combined received signal.
7. The method according to claim 1 , further comprising generating at least one channel estimate of a time varying impulse response for at least said first of said plurality of received signals.
8. The method according to claim 7 , further comprising generating said at least one control signal utilizing said generated at least one channel estimate of said time varying impulse response.
9. The method according to claim 1 , further comprising generating said at least one control signal utilizing at least one optimization algorithm comprising one or more of a maximum signal-to-noise ratio (SNR) algorithm, a maximum signal-to-interference-and-noise ratio (SINR) algorithm, and/or a minimum bit error rate (BER) algorithm.
10. A non-transitory computer-readable medium having stored thereon, a computer program having at least one code section for processing signals in a receiver, the at least one code section being executable by a computer for causing the computer to perform steps comprising:
generating at least one control signal that is utilized to control at least a first of a plurality of received signals; and
adjusting a phase and an amplitude of said first of said plurality of received signals via said generated at least one control signal so that said phase and said amplitude of said first of said plurality of received signals are equivalent to a phase and an amplitude of at least a second of said plurality of received signals, respectively, wherein said phase and said amplitude of said first signal are adjusted within a processing path used to process said first of said plurality of received signals, and wherein said at least one control signal is generated based on one or both of at least one channel function estimate and/or signal timing information associated with a digitized baseband signal corresponding to said first and said second of said plurality of received signals.
11. The computer-readable medium according to claim 10 , wherein said generated at least one control signal comprises a single weight signal.
12. The computer-readable medium according to claim 10 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted continuously.
13. The computer-readable medium according to claim 10 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted at discrete intervals.
14. The computer-readable medium according to claim 10 , further comprising code for amplifying said first of said plurality of received signals so that a gain of said first of said plurality of received signals is equivalent to a gain of at least said second of said plurality of received signals.
15. The computer-readable medium according to claim 10 , further comprising code for combining said adjusted first of said plurality of received signals with at least said second of said plurality of received signals to generate a combined received signal.
16. The computer-readable medium according to claim 10 , further comprising code for generating at least one channel estimate of a time varying impulse response for at least said first of said plurality of received signals.
17. The computer-readable medium according to claim 16 , further comprising code for generating said at least one control signal utilizing said generated at least one channel estimate of said time varying impulse response.
18. The computer-readable medium according to claim 10 , further comprising code for generating said at least one control signal utilizing at least one optimization algorithm comprising one or more of a maximum signal-to-noise ratio (SNR) algorithm, a maximum signal-to-interference-and-noise ratio (SINR) algorithm, and/or a minimum bit error rate (BER) algorithm.
19. A system for processing signals in a receiver, the system comprising:
a control signal generator that generates at least one control signal that is utilized to control at least a first of a plurality of received signals; and
at least one processor that adjusts a phase and an amplitude of said first of said plurality of received signals via said generated at least one control signal so that said phase and said amplitude of said first of said plurality of received signals are equivalent to a phase and an amplitude of at least a second of said plurality of received signals, respectively, wherein said phase and said amplitude of said first signal are adjusted within a processing path used to process said first of said plurality of received signals,
and wherein said at least one control signal is generated based on one or both of at least one channel function estimate and/or signal timing information associated with a digitized baseband signal corresponding to said first and said second of said plurality of received signals.
20. The system according to claim 19 , wherein said generated at least one control signal comprises a single weight signal.
21. The system according to claim 19 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted continuously.
22. The system according to claim 19 , wherein said phase and said amplitude of said first of said plurality of received signals is adjusted at discrete intervals.
23. The system according to claim 19 , further comprising an amplifier that amplifies said first of said plurality of received signals so that a gain of said first of said plurality of received signals is equivalent to a gain of at least said second of said plurality of received signals.
24. The system according to claim 19 , further comprising a combiner that combines said adjusted first of said plurality of received signals with at least said second of said plurality of received signals to generate a combined received signal.
25. The system according to claim 19 , further comprising a channel estimator that generates at least one channel estimate of a time varying impulse response for at least said first of said plurality of received signals.
26. The system according to claim 25 , wherein said control signal generator generates said at least one control signal utilizing said generated at least one channel estimate of said time varying impulse response.
27. The system according to claim 19 , wherein said control signal generator generates said at least one control signal utilizing at least one optimization algorithm comprising one or more of a maximum signal-to-noise ratio (SNR) algorithm, a maximum signal-to-interference-and-noise ratio (SINR) algorithm, and/or a minimum bit error rate (BER) algorithm.