Apparatus, system and method of performing a fine time measurement (FTM) procedure with a responder station
Some demonstrative embodiments include apparatuses, systems and/or methods of performing a Fine Timing Measurement (FTM) procedure with a responder station. For example, an apparatus may include logic and circuitry configured to cause a responder station to transmit an information element including FTM availability information, the FTM availability information including an indication of a plurality of channels and, for a channel of the plurality of channels, one or more FTM availability windows; and to be available to perform one or more operations of an FTM procedure on the channel during the FTM availability windows corresponding to the channel.
1 . An apparatus comprising logic and circuitry configured to cause a responder station to:
transmit an information element comprising Fine Time Measurement (FTM) availability information, the FTM availability information comprising an indication of a plurality of channels and, for a channel of the plurality of channels, one or more FTM availability windows; and
be available to perform one or more operations of an FTM procedure on the channel during the FTM availability windows corresponding to the channel.
2 . The apparatus of claim 1 , wherein the FTM availability information comprises a plurality of entries corresponding to the plurality of channels, an entry corresponding to the channel comprising an indication of the channel, an FTM availability time to indicate a beginning of an FTM availability window, an FTM availability window value to indicate a duration of the FTM availability window, and an FTM availability windows periodicity to indicate a beginning of a next FTM availability window.
3 . The apparatus of claim 2 , wherein the indication of the channel comprises at least one indication selected from a group consisting of a channel frequency, a channel bandwidth, and a high-throughput capability.
4 . The apparatus of claim 1 configured to cause the responder station to determine said plurality of channels to include one or more detected channels of one or more Access Points (APs).
5 . The apparatus of claim 1 configured to cause the responder station to transmit a beacon comprising the information element.
6 . The apparatus of claim 1 configured to cause the responder station to transmit over the channel a beacon comprising the information element during at least one FTM availability window of the FTM availability windows corresponding to the channel.
7 . The apparatus of claim 1 configured to cause the responder station to transmit a probe response comprising the information element.
8 . The apparatus of claim 1 configured to cause the responder station to transmit the information element in a capability information field.
9 . The apparatus of claim 1 comprising a radio to transmit the information element.
10 . The apparatus of claim 1 comprising one or more antennas, a memory and a processor.
11 . A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one computer processor, enable the at least one computer processor to implement one or more operations at a responder station, the operations comprising:
transmitting an information element comprising Fine Time Measurement (FTM) availability information, the FTM availability information comprising an indication of a plurality of channels and, for a channel of the plurality of channels, one or more FTM availability windows; and
being available to perform one or more operations of an FTM procedure on the channel during the FTM availability windows corresponding to the channel.
12 . The product of claim 11 , wherein the FTM availability information comprises a plurality of entries corresponding to the plurality of channels, an entry corresponding to the channel comprising an indication of the channel, an FTM availability time to indicate a beginning of an FTM availability window, an FTM availability window value to indicate a duration of the FTM availability window, and an FTM availability windows periodicity to indicate a beginning of a next FTM availability window.
13 . An apparatus comprising logic and circuitry configured to cause a mobile station to:
process an information element comprising Fine Time Measurement (FTM) availability information corresponding to a responder station, the FTM availability information comprising an indication of a plurality of channels and, for at least one of the channels, one or more FTM availability windows; and
based on the FTM availability information, perform one or more operations of an FTM procedure with the responder station on a channel of the plurality of channels during an FTM availability window corresponding to the channel.
14 . The apparatus of claim 13 , wherein the FTM availability information comprises a plurality of entries corresponding to the plurality of channels, an entry corresponding to the channel comprising an indication of the channel, an FTM availability time to indicate a beginning of an FTM availability window, an FTM availability window value to indicate a duration of the FTM availability window, and an FTM availability windows periodicity to indicate a beginning of a next FTM availability window.
15 . The apparatus of claim 14 , wherein the indication of the channel comprises at least one indication selected from a group consisting of a channel frequency, a channel bandwidth, and a high-throughput capability.
16 . The apparatus of claim 13 configured to cause the mobile station to select the channel comprising a channel used by the mobile station to communicate with an access point (AP).
17 . The apparatus of claim 13 configured to cause the mobile station to process a plurality of information elements comprising FTM availability information corresponding to a plurality of responder stations, and, based on a communication channel between said mobile device and an Access Point, to select one or more responder stations of the plurality of responder stations to perform the one or more operations of the FTM procedure.
18 . The apparatus of claim 17 configured to cause the mobile station to select said one or more responder stations, which, according to the FTM availability information, are to be available over the communication channel between said mobile device and said Access Point.
19 . The apparatus of claim 13 configured to cause the mobile station to estimate a location of the mobile station based on said FTM procedure.
20 . The apparatus of claim 13 configured to cause the mobile station to process reception of a capability information field comprising said information element.
21 . The apparatus of claim 13 configured to cause the mobile station to process over the channel a beacon comprising the information element during at least one FTM availability window of the FTM availability windows corresponding to the channel.
22 . The apparatus of claim 13 comprising one or more antennas, a memory and a processor.
23 . A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one computer processor, enable the at least one computer processor to implement one or more operations at a server, the operations comprising:
generating an information element comprising Fine Time Measurement (FTM) availability information corresponding to a responder station, the FTM availability information comprising an indication of a plurality of channels and, for a channel of the channels, one or more FTM availability windows; and
sending the information element to a mobile station.
24 . The product of claim 23 , wherein the FTM availability information comprises a plurality of entries corresponding to the plurality of channels, an entry corresponding to the channel comprising an indication of the channel, an FTM availability time to indicate a beginning of an FTM availability window, an FTM availability window value to indicate a duration of the FTM availability window, and an FTM availability windows periodicity to indicate a beginning of a next FTM availability window.
25 . The product of claim 23 , wherein the operations comprise generating a plurality of information elements comprising FTM availability information corresponding to a plurality of responder stations at a location of said mobile station, and sending said plurality of information elements to said mobile station.