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1. (WO2017004596) SUIVI D’EMPLACEMENT SOUTERRAIN SANS FIL
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

CLAIMS

What is claimed is:

1. A location tag transceiver configured to enable location information services, the location tag transceiver comprising:

a low energy transceiver module configured to receive a location information signal MAC address from a low energy fixed location beacon via a first radio access technology (RAT), wherein the location information signal includes a media access control (MAC) at a defined power level; and

a local area network (LAN) transceiver module configured to transmit, via a second RAT, the location information signal to a location server to enable the location server to:

identify a fixed location perimeter of the low energy fixed location beacon based on a predetermined geographic location associated with the MAC; and

determine a location of the location tag transceiver, within the fixed location perimeter, based on the defined power level of the received location information signal.

2. The location tag transceiver of claim 1, wherein the location server is further configured to determine the location of the location tag transceiver based on a predefined map of power level values that are present at selected locations for a plurality of low energy fixed location beacons in proximity to the location tag transceiver.

3. The location tag transceiver of claim 1, wherein the predetermined geographic location includes a location of the low energy fixed location beacon along an edge of the fixed location perimeter to enable the location server to more accurately determine the location of the location tag based on the selected power level of the received location information signal.

4. The location tag transceiver of claim 1, wherein the location information signal includes status information, wherein the status information is one or more of a battery level, a pressure reading, a temperature reading, an air flow reading, a dust level or another type of monitoring data.

The location tag transceiver of claim 1 , wherein:

the first RAT is one or more of Bluetooth v4.0, Bluetooth Low Energy, Bluetooth v4.1, or Bluetooth v4.2; and

the second RAT is one or more of Institute of Electrical and Electronics Engineers (IEEE) 802.1 1a, IEEE 802.11b, IEEE 802. l lg, IEEE 802.11η, IEEE 802.1 lac, IEEE 802.1 lad, Ultra High Frequency (UHF), Very High Frequency (VHF), 3 GPP, IEEE 802.16.2-2004, IEEE 802.16k-2007, IEEE 802.16-2012, IEEE 802.16.1-2012, IEEE 802.16p-2012, IEEE 802.16.1b-2012, IEEE 802.16η-2013, or IEEE 802.16.1 a-2013.

The location tag transceiver of claim 1 , wherein the location of the location tag transceiver is determined based on:

the defined power level, wherein the defined power level represents one of an immediate distance, a near distance or a far distance between the low energy fixed location beacon at an edge of the fixed location perimeter and the location tag transceiver; or

a predefined map of power level values that are present at selected locations for a plurality of low energy fixed location beacons in proximity to the location tag transceiver, wherein the power level values include received strength signal indicator (RSSI) power values.

The location tag transceiver of claim 1 , wherein the LAN transceiver module is configured to transmit a plurality of location information signals to the location server to enable the location server to determine a direction of travel of the location tag transceiver, within the fixed location perimeter, by comparing power levels associated with a plurality of received location information signals in a time sequence.

8. The location tag transceiver of claim 1 , wherein the location tag transceiver is further configured to:

receive a plurality of location information signals from a plurality of low energy fixed location beacons; and

transmit the plurality of location information signals to the location server to enable the location server to:

identify the fixed location perimeter of each low energy fixed location beacon in the plurality of low energy fixed location beacons based on a predetermined geographic location associated with a MAC address of each of the plurality of low energy fixed location beacons; and

determine the location of the location tag transceiver, within the fixed location perimeter, based on an intersection of each fixed location perimeter associated with the plurality of low energy fixed location beacons and power levels of each received location information signal.

9. The location tag transceiver of claim 1 , further comprising a processing module configured to:

detect time stamped media access control (MAC) addresses for low energy fixed location beacons and low energy non-fixed location beacons when the location tag transceiver is outside a boundary of a wireless local area network

(WLAN);

store the time stamped MAC addresses in a local buffer of the location tag transceiver; and

upload the time stamped MAC addresses to the location server after the location tag transceiver travels within the boundary of the WLAN, wherein the location server is configured to determine the locations of the low energy non- fixed location beacons when the time stamped MAC addresses were detected at the location tag transceiver.

10. A location server configured to determine a location of a location tag transceiver, the location server comprising:

a transceiver module configured to receive, from the location tag transceiver, location information that includes a media access control (MAC address), wherein the location tag transceiver is configured to receive the location information at a defined power level from a low energy fixed location beacon; and a processing module configured to:

associate a fixed location perimeter with the low energy fixed location beacon based on a predetermined geographic location associated with the MAC address of the low energy fixed location beacon; and

determine the location of the location tag transceiver, within the fixed location perimeter, based on the defined power level at which the location information was received by the location tag transceiver.

11. The location server of claim 10, wherein the processing module is further

configured to plot the location of the location tag transceiver on a scalable map.

12. The location server of claim 10, wherein the predetermined geographic location includes a location of the low energy fixed location beacon along an edge of the fixed location perimeter to enable the location server to more accurately determine the location of the location tag based on the selected power level at which the location information was received by the location tag transceiver.

13. The location server of claim 10, wherein the location of the location tag

transceiver is determined based on:

the defined power level, wherein the defined power level represents one of an immediate distance, a near distance or a far distance between the low energy fixed location beacon at an edge of the fixed location perimeter and the location tag transceiver; or

a predefined map of power level values that are present at selected locations for a plurality of low energy fixed location beacons in proximity to the location tag transceiver, wherein the power level values include received strength signal indicator (RSSI) power values.

14. The location server of claim 10, wherein the location server is further configured to:

receive a plurality of location information signals; and

determine a direction of travel of the location tag transceiver, within the fixed location perimeter, by comparing power levels of the plurality of received location information signals.

15. The location server of claim 10, wherein the location server is further configured to:

receive a plurality of location information signals from a plurality of low energy fixed location beacons;

identify the fixed location perimeter of each low energy fixed location beacon in the plurality of low energy fixed location beacons based on a predetermined geographic location associated with a MAC address of each of the plurality of low energy fixed location beacons; and

determine the location of the location tag transceiver, within the fixed location perimeter, based on an intersection of each fixed location perimeter associated with the plurality of low energy fixed location beacons and power levels of each received location information signal.

16. The location server of claim 10, wherein the processing module is further

configured to:

receive, from the location tag transceiver, a media access control (MAC) address associated with a low energy non-fixed location beacon, wherein the location tag transceiver is configured to detect the MAC address associated with the low energy non-fixed location beacon;

associate the MAC address to a pre-surveyed location of the low energy non-fixed location beacon; and

determine the location of the location tag transceiver based on the pre- surveyed location of the low energy non-fixed location beacon.

17. At least one non-transitory machine readable storage medium having instructions embodied thereon for determining a location of a location tag transceiver, the instructions when executed perform the following:

processing, using at least one processor at a location server, location information received from a location tag transceiver via a first radio access technology (RAT), wherein the location information includes a media access control (MAC address), wherein the location tag transceiver is configured to receive the location information at a defined power level from a low energy fixed location beacon via a second RAT;

associating, using the at least one processor at the location server, a fixed location perimeter with the low energy fixed location beacon based on a predetermined geographic location associated with the MAC address of the low energy fixed location beacon; and

determining, using the at least one processor at the location server, the location of the location tag transceiver, within the fixed location perimeter, based on the defined power level at which the MAC address location information was received by the location tag transceiver.

18. The at least one non-transitory machine readable storage medium of claim 17, further comprising instructions when executed perform the following: determining the location of the location tag transceiver based on a predefined map of power level values that are present at MAC address selected locations for a plurality of low energy fixed location beacons in MAC address proximity to the location tag transceiver.

19. The at least one non-transitory machine readable storage medium of claim 17, wherein:

the first RAT is one or more of Institute of Electrical and Electronics Engineers (IEEE) 802.11a, IEEE 802.11b, IEEE 802. l lg, IEEE 802.11η, IEEE 802.1 lac, IEEE 802.1 lad, Ultra High Frequency (UHF), Very High Frequency (VHF), 3 GPP, IEEE 802.16.2-2004, IEEE 802.16k-2007, IEEE 802.16-2012,

IEEE 802.16.1-2012, IEEE 802.16p-2012, IEEE 802.16.1b-2012, IEEE 802.16η- 2013, or IEEE 802.16.1 a-2013; and

the second RAT is one or more of Bluetooth v4.0, Bluetooth Low Energy, Bluetooth v4.1, or Bluetooth v4.2; and

20. The at least one non-transitory machine readable storage medium of claim 17, further comprising instructions when executed perform the following: plotting the location of the location tag transceiver on a scalable map.

21. The at least one non-transitory machine readable storage medium of claim 17, further comprising instructions when executed perform the following: determining the location of the location tag transceiver based on:

the defined power level, wherein the defined power level represents one of an immediate distance, a near distance or a far distance between the low energy fixed location beacon at an edge of the fixed location perimeter and the location tag transceiver; or

a predefined map of power level values that are present at selected locations for a plurality of low energy fixed location beacons in proximity to the location tag transceiver, wherein the power level values include received strength signal indicator (RSSI) power values.