Method and apparatus for signal interference processing

• US 10,278,192 B2
• Filed: 07/24/2018
• Issued: 04/30/2019
• Est. Priority Date: 03/15/2013
• Status: Active Grant

• Current Assignee: ISCO International Inc.
• Original Assignee: ISCO International Inc.
• Inventors: Abdelmonem, Amr, Cordone, Sean S., Myers, Bill
• Primary Examiner(s): Bhattacharya, Sam
• Application Number:
  US16/043,831
• Publication Number:
  US 20180332594A1
• Time in Patent Office: 280 Days
• Field of Search: 455436, 4554561, 4554562, 4554565, 455561, 370252, 370328, 370331
• CPC Class Codes: H04B 1/1036 with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters H04B1/123 takes precedence; filter circuits H03H
• CPC Class Codes: H04B 1/709 Correlator structure
• CPC Class Codes: H04B 1/71 the interference being narrowband interference
• CPC Class Codes: H04B 1/7103 the interference being multiple access interference
• CPC Class Codes: H04B 15/00 Suppression or limitation of noise or interference by means associated with receiver H04B1/10
• CPC Class Codes: H04B 17/00 Monitoring; Testing of line transmission systems H04B3/46; arrangements for monitoring or testing transmission systems employing electromagnetic waves other than radio waves H04B10/07
• CPC Class Codes: H04B 17/21 for calibration; for correcting measurements
• CPC Class Codes: H04B 17/26 using historical data, averaging values or statistics
• CPC Class Codes: H04B 17/318 Received signal strength
• CPC Class Codes: H04B 17/327 Received signal code power [RSCP]
• CPC Class Codes: H04B 17/345 Interference values signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR] H04B17/336
• CPC Class Codes: H04B 17/373 Predicting channel quality or other radio frequency [RF] parameters
• CPC Class Codes: H04B 2201/709709 Methods of preventing interference
• CPC Class Codes: H04B 2201/709745 Iterative interference mitigation schemes
• CPC Class Codes: H04B 7/2634 for channel frequency control
• CPC Class Codes: H04J 11/0066 of narrowband interference narrowband interference reduction H04B1/1036
• CPC Class Codes: H04L 41/069 using logs of notifications; Post-processing of notifications
• CPC Class Codes: H04L 5/0007 the frequencies being orthogonal, e.g. OFDM(A), DMT
• CPC Class Codes: H04L 5/0026 Division using four or more dimensions
• CPC Class Codes: H04L 5/0032 Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
• CPC Class Codes: H04L 5/006 : Quality of the received signal, e.g. BER, SNR, water filling
• CPC Class Codes: H04L 5/0073 : Allocation arrangements that take into account other cell interferences for intercell interference mitigation or co-ordination in orthogonal multiplex systems H04J11/005
• CPC Class Codes: H04W 16/28 : using beam steering
• CPC Class Codes: H04W 24/02 : Arrangements for optimising operational condition
• CPC Class Codes: H04W 24/08 : Testing, supervising or monitoring using real traffic
• CPC Class Codes: H04W 24/10 : Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 28/0236 : radio quality, e.g. interference, losses or delay
• CPC Class Codes: H04W 28/04 : Error control
• CPC Class Codes: H04W 4/02 : Services making use of location information
• CPC Class Codes: H04W 4/023 : using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
• CPC Class Codes: H04W 4/029 : Location-based management or tracking services
• CPC Class Codes: H04W 40/16 : based on interference
• CPC Class Codes: H04W 52/04 : TPC
• CPC Class Codes: H04W 52/14 : Separate analysis of uplink or downlink
• CPC Class Codes: H04W 52/243 : taking into account interferences
• CPC Class Codes: H04W 64/00 : Locating users or terminals or network equipment for network management purposes, e.g. mobility management
• CPC Class Codes: H04W 64/006 : with additional information processing, e.g. for direction or speed determination
• CPC Class Codes: H04W 72/0446 : Resources in time domain, e.g. slots or frames
• CPC Class Codes: H04W 72/0453 : Resources in frequency domain, e.g. a carrier in FDMA
• CPC Class Codes: H04W 72/52 : based on load
• CPC Class Codes: H04W 72/54 : based on quality criteria
• CPC Class Codes: H04W 72/541 : using the level of interference
• CPC Class Codes: H04W 72/542 : using measured or perceived quality

Abstract

A system that incorporates the subject disclosure may include, for example, a device comprising a memory to store instructions and a processor coupled to the memory, wherein responsive to executing the instructions, the processor performs operations. The operations comprise receiving signals over a spectrum of frequencies, providing location data of the device to a base station, receiving a request from a base station to perform a spectral analysis of the signals, detecting an interference among the signals, and providing, in response to the request, data to the base station regarding a source of the interference, wherein the data comprises a location of the source relative to the device, spectral data for identifying the source, and a time a frequency of occurrence of the interference. Other embodiments are disclosed.

Claims

1. A device comprising:

a processing system including a processor; and

a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations comprising;

receiving a plurality of signals over a spectrum of frequencies;

performing a spectral analysis of the plurality of signals in response to receiving a request from a remote system;

providing location information to the remote system;

detecting, according to the spectral analysis, an interference among the plurality of signals; and

providing data to the remote system regarding a source of the interference,

wherein the remote system determines a location of the source of the interference according to a triangulation procedure utilizing the location information of the device and location information provided by one or more other devices detecting the source of the interference.

2. The device of claim 1, wherein the device is selected by the remote system from among a plurality of mobile devices for performing the spectral analysis based on a location of the device.

3. The device of claim 2, wherein each of the plurality of mobile devices respectively provide information regarding a location thereof.

4. The device of claim 2, wherein the plurality of mobile devices and the remote system comprise a diagnostic system having access to a database of interference sources including spectral profiles.

5. The device of claim 4, wherein the diagnostic system identifies the source of the interference based on a comparison of spectral data from the spectral analysis of the plurality of signals and the spectral profiles.

6. The device of claim 2, wherein the device and a second device of the plurality of mobile devices are located within a predetermined distance from each other, and the device is selected according to a random selection between the device and the second device.

7. The device of claim 1, wherein the interference is detected based on a threshold relative to a baseline power level.

8. The device of claim 1, wherein the data comprises spectral data for identifying the source of the interference.

9. The device of claim 1, wherein the data comprises a time of occurrence of the interference, a frequency of occurrence of the interference, or a combination thereof.

10. The device of claim 9, wherein the time of occurrence of the interference and the frequency of occurrence of the interference are based on a time stamp provided by the device.

11. The device of claim 1, wherein the remote system comprises a base station, and wherein the signals are received over a communication channel.

12. A method comprising:

receiving, by a processing system comprising a processor of a communication device, a plurality of signals via a communication channel over a spectrum of frequencies;

performing, by the processing system, a spectral analysis of the signals in response to receiving a request from a remote system;

providing, by the processing system, location information to the remote system;

detecting, by the processing system according to the spectral analysis, an interference among the plurality of signals; and

providing, by the processing system, data to the remote system regarding a source of the interference,

wherein the remote system determines a location of the source of the interference utilizing at least the location information of the communication device.

13. The method of claim 12, wherein the communication device is selected by the remote system from among a plurality of mobile devices for performing the spectral analysis based on a location of the communication device.

14. The method of claim 13, wherein the plurality of mobile devices and the remote system comprise a diagnostic system having access to a database of interference sources including spectral profiles.

15. The method of claim 14, wherein the diagnostic system identifies the source of the interference based on a comparison of spectral data from the spectral analysis of the plurality of signals and the spectral profiles.

16. The method of claim 12, wherein the data comprises a time of occurrence of the interference, a frequency of occurrence of the interference, or a combination thereof.

17. A method, comprising:

sending, by a processing system including a processor of a base station, a request to a set of communication devices to perform a spectral analysis of signals detected by the set of communication devices;

receiving, by the processing system, data provided by the set of communication devices in response to the request and in accordance with the spectral analysis performed by the set of communication devices, wherein the data comprises location data and spectral data;

determining, by the processing system, a location of a source of interference from the location data in a triangulation procedure;

accessing, by the processing system, a database of interference sources including spectral profiles; and

identifying, by the processing system, the source of the interference based on a comparison of the spectral data and the spectral profiles.

18. The method of claim 17, further comprising selecting, by the processing system, the set of communication devices from a plurality of communication devices, based on respective locations of the set of communication devices.

19. The method of claim 17, further comprising generating, by the processing system, a report including information regarding the interference, wherein the report is provided to a diagnostic system to mitigate effects of the interference.

20. The method of claim 17, wherein the data comprises a time of occurrence of the interference, a frequency of occurrence of the interference, or a combination thereof.