Wireless communication mapping apparatus, systems, and methods

• US 7,324,820 B2
• Filed: 09/28/2004
• Issued: 01/29/2008
• Est. Priority Date: 09/28/2004
• Status: Expired due to Fees

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Miao, Kai X., Rhemtulla, Amin F., Lam, Siu H.
• Primary Examiner(s): Nguyen; Duc M.
• Assistant Examiner(s): Phuong; Dai
• Application Number:
  US10/953,566
• Publication Number:
  US 20060068805A1
• Time in Patent Office: 1,218 Days
• Field of Search: 455/450, 455/455, 455/507, 455/67.11, 455/67.7, 455/456.1, 455/456.2, 455/456.3, 455/451, 455/452.1, 455/452.2, 455/453, 455/457, 455/404.2
• US Class Current: 455/452.2
• CPC Class Codes: G01S 5/0027 of actual mobile position, i.e. position determined on mobile
• CPC Class Codes: H04W 16/18 Network planning tools

Abstract

Apparatus and systems, as well as methods and articles, may operate to generate a system coverage map from a plurality of geosystemic data points, as well as to change wireless system operational parameters responsive to various parameters associated with the plurality of geosystemic data points.

Claims

1. A method of adjusting system coverage comprising:

receiving a first plurality of geosystemic data points associated with a first geographic location of a wireless client at a wireless base station;

acquiring a second plurality of geosystemic data points at the wireless base station associated with a second geographic location of the wireless client;

performing correlation operations on the first and second pluralities of geosystemic data points and a set of theoretical geosystemic data points corresponding to a preferred system coverage map; and

adjusting a transmit envelop based on results of the correlation operations to change a signal parameter, including a signal-to-noise ratio, associated with the wireless client;

wherein the first plurality of geosystemic data points includes one or more signal parameters associated with signals received at the wireless client at the first geographic location or signals transmitted from the wireless client at the first geographic location,

wherein the second plurality of geosystemic data points includes one or more signal parameters associated with signals received at the wireless client at the second geographic location or signals transmitted from the wireless client at the second geographic location.

2. The method of claim 1, wherein a first geosystemic data point selected from the first plurality of geosystemic data points comprises a first position of the at least one wireless client on a grid, and at least one of an “

on”

state or an “

off”

state of the at least one wireless client, a first time of logging the first geosystemic data point, a parameter associated with call completion, or a signal parameter associated with at least one of a first plurality of signals received at the at least one wireless client or a second plurality of signals transmitted from the at least one wireless client.

3. The method of claim 2, wherein the parameter associated with call completion includes at least one of a first number of completed calls, a first number of system busy call attempts, or a first number of dropped calls.

4. The method of claim 2, wherein the signal parameter includes at least one of a signal strength, an electromagnetic interference level, a signal-to-noise ratio, a frequency, a type of modulation, or a phase shift.

5. The method of claim 2, further including:

logging the first geosystemic data point into a memory of the at least one wireless client; and

time-stamping the first geosystemic data point.

6. The method of claim 1, wherein a second geosystemic data point selected from the second plurality of geosystemic data points comprises a second position of the at least one wireless client on a grid, and at least one of a second time of logging the second geosystemic data point, a parameter associated with call completion, or a parameter associated with at least one of a first plurality of signals received at the wireless base station or a second plurality of signals transmitted from the wireless base station.

7. The method of claim 6, wherein the parameter associated with call completion includes at least one of a second number of completed calls, a second number of system busy call attempts, or a second number of dropped calls.

8. The method of claim 6, wherein the signal parameter includes at least one of a signal strength, an electromagnetic interference level, a signal-to-noise ratio, a frequency, a type of modulation, or a phase shift.

9. The method of claim 1, wherein at least one geosystemic data point included in at least one of the first plurality of geosystemic data points or the second plurality of geosystemic data points is transmitted at a delayed time following a period of loss of communications with the wireless base station.

10. The method of claim 1,

wherein the transmit envelop is adjusted to reduce a SNR for the wireless client when the wireless client has a greater SNR than associated with a user class of the wireless client,

wherein the transmit envelop is adjusted to increase the SNR for the wireless client when the wireless client has a lower SNR than associated with the user class of the wireless client.

11. The method of claim 10, further including:

at the wireless base station, generating a geographical dynamic system coverage map according to at least one of the first plurality of geosystemic data points or the second plurality of geosystemic data points;

providing the geographical dynamic system coverage map to the at least one wireless client from the wireless base station;

displaying on a display in a first color first areas of the geographical dynamic system coverage map corresponding to a received signal-to-noise ratio greater than about a maximum amount;

displaying on the display in a second color second areas of the geographical dynamic system coverage map corresponding to a received signal-to-noise ratio between about a minimum amount and about the maximum amount;

displaying on the display in a third color third areas of the geographical dynamic system coverage map corresponding to a received signal-to-noise ratio of less than about the minimum amount; and

displaying on the display in a contrasting pattern fourth areas of the geographical dynamic system coverage map corresponding to any one of system congestion, poor throughput, and unsuccessful call attempts.

12. The method of claim 11, further including:

comparing the geographical dynamic system coverage map to a preferred system coverage map comprising a set of theoretical geosystemic data points; and

adjusting a system coverage transmit envelope according to a correlation operation to be performed on a set of geosystemic data points comprising the first plurality of geosystemic data points and the second plurality of geosystemic data points and on the set of theoretical geosystemic data points corresponding to the preferred system coverage map.

13. The method of claim 12, further including:

assigning a weighted value to at least one parameter associated with at least one member of the set of theoretical geosystemic data points to provide a class-of-service according to a selected signal-to-noise ratio.

14. The method of claim 1, further including:

comparing a set of geosystemic data points comprising the first plurality and the second plurality with a set of preferred geosystemic data points; and

adjusting at least one system parameter responsive to the comparison.

15. A base station comprising:

a display to display at least one area of a geographical dynamic system coverage map corresponding to one of a received signal-to-noise ratio (SNR) greater than about a maximum amount, between about a minimum amount and about the maximum amount, and less than about the minimum amount, the SNR corresponding to signals received by at least one wireless client, the at least one wireless client configured to transmit a first plurality of geosystemic data points;

a processor coupled to the display to acquire a second plurality of geosystemic data points; and

a map generation module coupled to the processor to generate the geographical dynamic system coverage map and to provide the geographical dynamic system coverage map to the at least one wireless client,

wherein the processor is configured to perform correlation operations on the first and second pluralities of geosystemic data points and a set of theoretical geosystemic data points corresponding to a preferred system coverage map and adjust a transmit envelop based on results of the correlation operations to change a signal parameter, including a signal-to-noise ratio, associated with the wireless client;

wherein the first plurality of geosystemic data points includes one or more signal parameters associated with signals received at the wireless client at the first geographic location or signals transmitted from the wireless client at the first geographic location,

wherein the second plurality of geosystemic data points includes one or more signal parameters associated with signals received at the wireless client at the second geographic location or signals transmitted from the wireless client at the second geographic location.

16. The base station of claim 15, wherein the geographical dynamic system coverage map comprises:

a geographical map to overlay a grid of two-dimensional sectors; and

a database to associate at least one sector selected from the grid of two-dimensional sectors with at least one geosystemic data point selected from at least one of the first plurality of geosystemic data points and the second plurality of geosystemic data points.

17. The base station of claim 16, wherein the at least one geosystemic data point comprises a position of the at least one wireless client on the grid, and at least one of:

a time of logging the geosystemic data point;

an “

on”

state and an “

off”

state of the at least one wireless client;

a first parameter associated with call completion, including a number of completed calls, a number of system busy call attempts, and a number of dropped calls;

or

a second parameter associated with at least one of a second plurality of radio-frequency (RF) signals originating at the wireless base station or a first plurality of RF signals originating at the at least one wireless client, including a signal strength, an electromagnetic interference level, a signal-to-noise ratio, a frequency, a type of modulation, and a phase shift.

18. The base station of claim 17, further including:

a system adjustment module to adjust a system parameter responsive to one of the first parameter and the second parameter.

19. The base station of claim 18,

wherein the system adjustment module adjusts the transmit envelop to reduce a SNR for the wireless client when the wireless client has a greater SNR than associated with a user class of the wireless client, and

wherein the system adjustment module adjusts the transmit envelop to increase the SNR for the wireless client when the wireless client has a lower SNR than associated with the user class of the wireless client.