Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 19, 2015
Patent Application Number
13692758
Date Filed
December 3, 2012
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method of operating a wireless network includes sending a pattern of wakeup tones. Each of the wakeup tones has a different frequency. A sleep mode is periodically awoken from to listen for the wakeup tones. The pattern of wakeup tones is received during the listening. It is decided whether to listen for at least one second tone. The deciding is dependent upon the received pattern of wakeup tones.
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