Data collection and simulation
View Patent ↗A receiver receives at least one radio frequency band. A signal processor separates a signal space associated with the at least one signal in the at least one radio frequency band and a background space associated with interference and noise in the at least one radio frequency band. For a simulation, a memory stores the environment data of the at least one radio system based on the background space under control of the signal processor.
1. A method of collecting data of at least one radio system for a simulation, the method comprising:
receiving at least one radio frequency band;
separating a signal space associated with at least one signal in the at least one radio frequency band and a background space associated with interference and noise in the at least one received band, the separating comprising:
forming at least one impulse response estimate on the basis of the at least one signal having known data;
forming at least one regenerated signal on the basis of the at least one impulse response estimate and the known data; and
forming environment data as a difference between a received signal and a regenerated signal of the at least one regenerated signal.
2. The method of claim 1 , the method further comprising storing environment data repeatedly more than 100 times a second.
3. The method of claim 1 , the method further comprising storing environment data repeatedly about 1000 times a second.
4. The method of claim 1 , the method further comprising storing the environment data with a bandwidth broader than the designed bandwidth of signals of the at least one radio system.
5. The method of claim 1 , the method further comprising storing the environment data with a bandwidth broader than about 10 MHz.
6. The method of claim 1 , the method further comprising determining timing of a reception of the at least one radio frequency band; and associating the environment data with the determined timing.
7. The method of claim 1 , the method further comprising determining a location of a reception of the at least one radio frequency band in the at least one radio system; and associating the environment data with the determined location.
8. The method of claim 1 , the method further comprising determining acceleration of the reception of the at least one radio frequency band; and associating the environment data with the determined acceleration.
9. The method of claim 1 , the method further comprising determining temperature during the reception of the at least one radio frequency band; and associating the environment data with the determined temperature.
10. The method of claim 1 , the method further comprising receiving at least two radio frequency bands which include signals of different multiple-in-multiple-out channels.
11. The method of claim 1 , the method further comprising receiving at least two radio frequency bands which include signals of different radio systems.
12. A method of performing a simulation of a radio system, the method comprising:
performing a simulation with stored environment data associated with the radio system based on a background space of a real radio system which is separated from a signal space of the real radio system, the environment data generated by:
receiving at least one radio frequency band;
separating a signal space associated with at least one signal in the at least one radio frequency band and a background space associated with interference and noise in the at least one received band, the separating comprising:
forming at least one impulse response estimate on the basis of the at least one signal having known data;
forming at least one regenerated signal on the basis of the at least one impulse response estimate and the known data; and
forming environment data as a difference between a received signal and a regenerated signal of the at least one regenerated signal.
13. A data collector for a simulation of at least one radio system,
the data collector comprising:
a receiver;
a signal processor;
and a memory, the receiver being configured to receive at least one radio frequency band, the signal processor is being configured to separate a signal space associated with the at least one signal in the at least one radio frequency band and a background space associated with interference and noise in the at least one radio frequency band by:
forming at least one impulse response estimate on the basis of the at least one signal with known data,
forming at least one regenerated signal on the basis of the at least one impulse response estimate and the known data, and
forming environment data as a difference between a received signal and a regenerated signal.
14. The data collector of claim 13 , wherein the data collector is configured to provide and store the environment data repeatedly more than 100 times a second.
15. The data collector of claim 13 , wherein the data collector is configured to provide and store the environment data repeatedly about 1000 times a second.
16. The data collector of claim 13 , wherein the data collector is configured to receive the at least one signal and to store the environment data with a bandwidth broader than the designed bandwidth of signals of the at least one radio system.
17. The data collector of claim 13 , wherein the data collector is configured to receive the at least one signal, and to store the environment data with a bandwidth broader than about 10 MHz.
18. The data collector of claim 13 , wherein the data collector comprises a locator configured to determine a location of a reception of the at least one signal in the at least one radio system; and the signal processor is configured to associate the environment data with the determined location.
19. The data collector of claim 13 , wherein the data collector comprises a clock configured to determine timing of a reception of the at least one radio frequency band; and the signal processor is configured to associate the environment data with the determined timing.
20. The data collector of claim 13 , wherein the data collector comprises a sensor configured to determine acceleration of the reception of the at least one radio frequency band; and the signal processor is configured to associate the environment data with the determined acceleration.
21. The data collector of claim 13 , wherein the data collector comprises a thermometer configured to determine temperature during the reception of the at least one radio frequency band; and the signal processor is configured to associate the environment data with the determined temperature.
22. The data collector of claim 13 , wherein the data collector is configured to receive at least two radio frequency bands which include signals of different multiple-in-multiple-out channels.
23. The data collector of claim 13 , wherein the data collector is configured to receive at least two radio frequency bands which include signals of different radio systems.
24. A non-transitory computer readable device embodying computer program instructions thereon that, when executed by a computer, cause the computer to collect data of at least one radio system for a simulation by performing operations comprising:
receiving at least one radio frequency band;
separating a signal space associated with at least one signal in the at least one radio frequency band and a background space associated with interference and noise in the at least one received band by:
forming at least one impulse response estimate on the basis of the at least one signal with known data,
forming at least one regenerated signal on the basis of the at least one impulse response estimate and the known data, and
forming environment data as a difference between a received signal and a regenerated signal.
25. The computer readable device of claim 24 , wherein the computer readable device comprises at least one of the following media: a program storage medium, a record medium, a computer readable memory, a computer readable software distribution package, and a computer readable compressed software package.