Aerosol provision system

Abstract

An aerosol provision system for generating an aerosol for user inhalation from aerosol-generating material using an aerosol generator, wherein the aerosol provision system includes a controller and an indicator, and the controller is configured to: determine, after an end of a usage session, that a temperature of the aerosol provision system is below a predefined threshold temperature; and control the indicator, in response to determining the temperature of the aerosol provision system is below the predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the predefined threshold temperature.

1 . An aerosol provision system for generating an aerosol for user inhalation from aerosol-generating material using an aerosol generator, wherein the aerosol provision system comprises:
 an indicator; and   a controller configured to:
 determine, after an end of a usage session, that a temperature of the aerosol provision system is below a predefined threshold temperature, and 
 control the indicator, in response to determining the temperature of the aerosol provision system is below the predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the predefined threshold temperature. 
   
     
     
         2 . The aerosol provision system according to  claim 1 , wherein the controller is configured to determine that the temperature of the aerosol provision system is below the predefined threshold temperature by determining that a predefined cooldown period has elapsed since the end of the usage session. 
     
     
         3 . The aerosol provision system according to  claim 2 , wherein the predefined cooldown period is greater than a duration selected from the group consisting of: 15 seconds, 30 seconds, 60 seconds, 120 seconds, and 180 seconds. 
     
     
         4 . The aerosol provision system according to  claim 2 , wherein the predefined cooldown period is less than a duration selected from the group consisting of: 180 seconds, 120 seconds, 60 seconds, 30 seconds, and 20 seconds. 
     
     
         5 . The aerosol provision system according to  claim 2 , wherein the predefined cooldown period is dependent on a length of the usage session, wherein a length of the predefined cooldown period is longer when the length of the usage session is longer. 
     
     
         6 . The aerosol provision system according to  claim 1 , further comprising a temperature sensor for sensing a temperature at a sensing location of the aerosol provision system,
 wherein the controller is configured to determine, after the end of the usage session, that the temperature of the aerosol provision system is below the predefined threshold temperature using measurements from the temperature sensor.   
     
     
         7 . The aerosol provision system according to  claim 6 , wherein the aerosol provision system comprises an external surface and an aerosol generator, and wherein the sensing location is closer to the external surface of the aerosol provision system than to the aerosol generator of the aerosol provision system. 
     
     
         8 . The aerosol provision system according to  claim 6 , wherein the aerosol generating system further comprises an aerosol generator, wherein the sensing location is at the aerosol generator. 
     
     
         9 . The aerosol provision system according to  claim 6 , wherein the temperature sensor forms part of a combined pressure and temperature sensor for detecting user inhalation. 
     
     
         10 . The aerosol provision system according to  claim 1 , wherein the controller is configured to identify that the usage session has ended, and to determine, after identifying that the usage session has ended, that the temperature of the aerosol provision system is below the predefined threshold temperature. 
     
     
         11 . The aerosol provision system according to  claim 10 , wherein the controller is configured to identify that the usage session has started and to identify that the usage session has ended by determining that a predefined time period for the usage session has elapsed since a start of the usage session. 
     
     
         12 . The aerosol provision system according to  claim 10 , wherein the controller is configured to identify that the usage session has ended based on a user input. 
     
     
         13 . The aerosol provision system according to  claim 10 , wherein the aerosol provision system further comprises an aerosol generator, and wherein the controller is configured to identify the end of the usage session by determining a time of a last activation of the aerosol generator. 
     
     
         14 . The aerosol provision system according to  claim 1 , wherein the controller is configured to identify that the usage session has started, and to determine that the temperature of the aerosol provision system is below the predefined threshold temperature by determining that both a predefined time period for the usage session and a predefined cooldown period have elapsed since a start of the usage session. 
     
     
         15 . The aerosol provision system according to  claim 1 , wherein the indicator is configured to provide at least one indication selected from a visual indication, a haptic indication, or an audio indication. 
     
     
         16 . The aerosol provision system according to  claim 1 , wherein the aerosol provision system further comprises a consumable comprising the aerosol-generating material. 
     
     
         17 - 22 . (canceled) 
     
     
         23 . The aerosol provision system according to  claim 1 , wherein the controller is further configured to:
 determine, after the end of the usage session, that the temperature of the aerosol provision system is below a further predefined threshold temperature; and   control the indicator in response to determining the temperature of the aerosol provision system is below the further predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the further predefined threshold temperature,   wherein the further predefined threshold temperature is a temperature lower than the predefined threshold temperature.   
     
     
         24 . (canceled) 
     
     
         25 . The controller for use with the aerosol provision system for generating the aerosol for user inhalation from the aerosol-generating material using an aerosol generator according to  claim 1 . 
     
     
         26 . An aerosol provision device for an aerosol provision system for generating an aerosol for user inhalation from aerosol-generating material using an aerosol generator, wherein the aerosol provision device comprises:
 an indicator; and   a controller configured to:
 determine, after an end of a usage session, that a temperature of the aerosol provision system is below a predefined threshold temperature; and 
 control the indicator, in response to determining the temperature of the aerosol provision system is below the predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the predefined threshold temperature. 
   
     
     
         27 . A method for controlling an aerosol provision system for generating an aerosol for user inhalation from aerosol-generating material using an aerosol generator, the method comprising:
 determining, after an end of a usage session, that a temperature of the aerosol provision system is below a predefined threshold temperature; and   controlling an indicator in response to determining the temperature of the aerosol provision system is below the predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the predefined threshold temperature.   
     
     
         28 . Aerosol provision means, for generating an aerosol for user inhalation from aerosol-generating means using an aerosol generator means, wherein the aerosol provision means comprises:
 indicator means; and   control means configured to:
 determine, after an end of a usage session, that a temperature of the aerosol provision means is below a predefined threshold temperature; and 
 control the indicator means in response to determining the temperature of the aerosol provision means is below the predefined threshold temperature, to indicate the temperature of the aerosol provision system is below the predefined threshold temperature.