A system, comprising: an apparatus comprising a radio to support communications with a wireless network manager; and a baseband processing module to: direct the apparatus to enter a sleep mode for a first period of time; awaken the apparatus from the sleep mode at a specified time indicated within a service period announcement received from the wireless network manager prior to the apparatus entering the sleep mode; employ different communications medium access options over a second period of time following the specified time; identify a third period of time and at least one wireless communication channel for the radio to make communications to the wireless network manager; and direct the radio to transmit at least one of sensing and measurement related data associated with the apparatus to the wireless network manager during the third period of time and via the at least one wireless communication channel; wherein the service period announcement specifies the different communications medium access options and a number of times the communication medium access options are employed sequentially over the second period of time. an apparatus comprising a radio to support communications with a wireless network manager; and a baseband processing module to: direct the apparatus to enter a sleep mode for a first period of time; awaken the apparatus from the sleep mode at a specified time indicated within a service period announcement received from the wireless network manager prior to the apparatus entering the sleep mode; employ different communications medium access options over a second period of time following the specified time; identify a third period of time and at least one wireless communication channel for the radio to make communications to the wireless network manager; and direct the radio to transmit at least one of sensing and measurement related data associated with the apparatus to the wireless network manager during the third period of time and via the at least one wireless communication channel; wherein the service period announcement specifies the different communications medium access options and a number of times the communication medium access options are employed sequentially over the second period of time. direct the apparatus to enter a sleep mode for a first period of time; awaken the apparatus from the sleep mode at a specified time indicated within a service period announcement received from the wireless network manager prior to the apparatus entering the sleep mode; employ different communications medium access options over a second period of time following the specified time; identify a third period of time and at least one wireless communication channel for the radio to make communications to the wireless network manager; and direct the radio to transmit at least one of sensing and measurement related data associated with the apparatus to the wireless network manager during the third period of time and via the at least one wireless communication channel; wherein the service period announcement specifies the different communications medium access options and a number of times the communication medium access options are employed sequentially over the second period of time.