Analyzing Wireless Technologies Based On Software-Defined Radio

• US 20110136439A1
• Filed: 12/04/2009
• Published: 06/09/2011
• Est. Priority Date: 12/04/2009
• Status: Abandoned Application

• Current Assignee: Microsoft Technology Licensing LLC (Microsoft Corporation)
• Original Assignee: Microsoft Corporation
• Inventors: Tan, Kun, Zhang, Yongguang, Zhang, Jiansong
• Application Number:
  US12/631,548
• Publication Number:
  US 20110136439A1
• Time in Patent Office: Days
• US Class Current: 455/67.11
• CPC Class Codes: H04W 24/08 Testing, supervising or monitoring using real traffic

Abstract

An analysis application is adapted to be executed on a computing device for collecting data for analysis from a software-defined radio implemented on the same computing device or on a separate computing device for testing measurement and analysis of wireless standards, radio configurations, communication protocols and other radio technologies.

Claims

1. A computing device comprising:

a multi-core processor coupled to a memory by a system bus;

a radio frequency (RF) front end coupled to a radio control board, wherein the radio control board is coupled to the system bus for passing information between the RF front end and the memory for implementing a software-defined radio on the computing device;

an analysis application stored in the memory and adapted to be executed by the multi-core processor for collecting data for analysis of the software-defined radio implemented on the computing device,

wherein processing for the software-defined radio is carried out by one or more first cores of the multi-core processor, and processing for the analysis application is carried out by one or more second cores of the multi-core processor, so that the analysis application collects the data for analysis while the processing for the software-defined radio is taking place, without significantly affecting the processing for the software-defined radio.

2. The computing device according to claim 1, wherein the analysis application is configure to provide feedback to the software-defined radio for adjusting one or more parameters, a processing flow, or a generated response of the software-defined radio in response to the data for analysis collected by the analysis application.

3. The computing device according to claim 1, wherein the analysis application is configured to store the data for analysis in a storage on the computing device and perform analysis of the data for analysis in an offline mode at point in time following completion of the processing for the software-defined radio.

4. The computing device according to claim 1,

wherein the analysis application is configured to provide a graphical user interface (GUI) on a display in communication with the computing device,

wherein the GUI displays the data for analysis collected by the analysis application while the processing for the software-defined radio is ongoing on the computing device.

5. The computing device according to claim 1, wherein the one or more first cores are dedicated to processing for the software-defined radio by initiating a kernel thread for the processing for the software-defined radio, raising a priority of the kernel thread and/or an interrupt request level of the kernel thread so that the kernel thread runs exclusively on a particular first core until termination.

6. The computing device according to claim 1, wherein the bus is a Peripheral Component Interconnect Express (PCIe) bus.

7. A method implemented on a computing device, the method comprising:

coupling a radio frequency (RF) transceiver to a system bus of a computing device having a multi-core processor and a memory;

performing processing on the computing device for implementing a software-defined radio;

performing analysis of the software-defined radio by collecting and analyzing data related to the software-defined radio while the processing for the software-defined radio is taking place.

8. The method according to claim 7, further comprising providing feedback based on the data collected and analyzed to change at least one aspect of the software-defined radio while the processing for the software-defined radio is taking place.

9. The method according to claim 7, wherein the RF transceiver is coupled to the system bus using a radio control board that controls exchange of digital samples between the RF transceiver and the memory of the computing device.

10. The method according to claim 7, further comprising outputting a graphical user interface (GUI) to a display in communication with the computing device, wherein the GUI displays results of the analyzing while the processing for the software-defined radio is ongoing on the computing device.

11. The method according to claim 7, wherein one or more first cores of the multi-core processor are dedicated to the processing for the software-defined radio, while one or more second cores of the multi-core processor execute one or more applications for performing the analysis.

12. The method according to claim 11, wherein the one or more first cores are dedicated to processing of the digital samples by initiating a kernel thread for processing the digital samples, and raising the priority of the thread and/or an interrupt request level of the kernel thread so that the kernel thread runs exclusively on a particular first core until termination.

13. The method according to claim 7, wherein the digital samples are passed between the RF transceiver and the memory of the computing device on a Peripheral Component Interconnect Express (PCIe) bus.

14. The method according to claim 7,

wherein the computing device is a first computing device, and

wherein the performing analysis of the software-defined radio by collecting and analyzing data related to the software-defined radio takes place on a second computing device in communication with the first computing device.

15. A computing device comprising:

a processor coupled to a memory via a bus;

a radio frequency (RF) front end coupled to the bus for implementing a software-defined radio on the computing device;

an analysis application stored in the memory and adapted to be executed by the processor for collecting data for analysis from the software-defined radio implemented on the computing device.

16. The computing device according to claim 15, further comprising a radio control board for coupling the RF front end to the bus, wherein the radio control board is configured to interface with the bus for passing digital samples between the RF front end and the memory of the computing device for implementing the software-defined radio.

17. The computing device according to claim 15, wherein the analysis application performs analysis of the data for analysis collected in real time for providing results of the analysis as processing for the software-defined radio is taking place on the computing device.

18. The computing device according to claim 15, wherein the analysis application is configure to provide feedback to the software-defined radio for adjusting one or more parameters or changing a processing flow or a generated response of the software-defined radio in response to the data for analysis collected by the analysis application.

19. The computing device according to claim 15,

wherein the analysis application is configured to provide a graphical user interface (GUI) on a display coupled to the computing device,

wherein the GUI displays the data for analysis collected by the analysis application while processing for the software-defined radio is taking place on the computing device.

20. The computing device according to claim 15,

wherein the processor is a multi-core processor having one or more first cores and one or more second cores,

wherein processing for the software-defined radio is carried out by the one or more first cores of the multi-core processor, and processing for the analysis application is carried out by one or more second cores of the multi-core processor.