Abstract: The present invention provides a flavor inhaler or similar configured such that when heating for generating a flavor or similar using power from a power supply is restricted, the restriction is not released if the remaining capacity of the power supply is insufficient. Provided is a device that is a flavor inhaler or an aerosol generation device comprising a heater that is configured to heat one or both of a flavor source and an aerosol source, a power supply that supplies power to the heater, and a control unit that is configured to restrict the heating by the heater when the remaining capacity of the power supply is insufficient, wherein the control unit is further configured such that, when the heating by the heater is restricted, the control unit releases the restriction on the basis of a prescribed condition being fulfilled after the start of charging of the power supply.

Abstract: A power supply unit for an aerosol generation device that generates an aerosol by heating an aerosol source, the power supply unit including: a power supply; a connector electrically connectable to an external power supply; a first load; a charging IC including an input terminal connected to the connector, a charging terminal connected to the power supply, and an output terminal connected to the first load, and configured to convert electric power input to the input terminal and output the converted electric power from the charging terminal; and a discharge path configured to connect the power supply and a second load without passing through the charging IC, in which the charging IC is configured to supply electric power input from the power supply to the charging terminal to the first load via the output terminal.

Abstract: An aerosol generating system including: a power source unit; a heating unit that heats an aerosol source by using power supplied from the power source unit; a temperature changing unit that changes the temperature in following with a temperature change of the heating unit; and a control unit that controls operation of the heating unit on the basis of the difference between the temperature of the heating unit and the temperature of the temperature changing unit, the difference therebetween being indicated by a first measured value measured as a parameter corresponding to the temperature of the heating unit and a second measured value measured as a parameter corresponding to the temperature of the temperature changing unit.

Abstract: An aerosol generation system including: a heating unit that heats an aerosol source to generate an aerosol; and a control unit that controls the operation of the heating unit, wherein the control unit controls so that preheating, which is performed after the heating of the aerosol source is started, is to be performed during a first period of time until the temperature of the heating unit reaches a first temperature and a second period of time that follows the first period of time and has a time length corresponding to the initial temperature of the heating unit.

Abstract: An aerosol generation system including: a heating unit that heats an aerosol source; a temperature sensor that detects the temperature of the heating unit from outside the heating unit; and a control unit that controls the operation of the heating unit on the basis of control information including a parameter corresponding to a target temperature which is a target value of the temperature of the heating unit, wherein the control unit controls the operation of the heating unit by performing a correction process to correct the target temperature or the temperature of the heating unit detected by the temperature sensor, during a period in which the operation of the heating unit is controlled on the basis of the temperature of the heating unit detected by the temperature sensor.

Abstract: An aerosol generation system including: a detection unit that detects information indicating the state of the aerosol generation system; a notification unit that notifies a user of the information; a heating unit that heats an aerosol source to generate an aerosol; and a control unit that controls the notification unit so as to notify of first information in a mode based on the information detected by the detection unit when the heating of the aerosol source is started, during a preheating period including a period during which the heating unit starts to heat the aerosol source and the temperature of the heating unit rises to a preset temperature.

Abstract: A power supply unit for an aerosol generation device that generates an aerosol by heating an aerosol source, the power supply unit including: a power supply; a connector electrically connectable to an external power supply; a first load; a charging IC including an input terminal connected to the connector, a charging terminal connected to the power supply, and an output terminal connected to the first load, and configured to convert electric power input to the input terminal and output the converted electric power from the charging terminal; and a discharge path configured to connect the power supply and a second load without passing through the charging IC, in which the charging IC is configured to supply electric power input from the power supply to the charging terminal to the first load via the output terminal.

Abstract: An aerosol generation system including: a power supply unit; a heating unit that heats an aerosol source using power supplied from the power supply unit; and a control unit that controls the power supply from the power supply unit to the heating unit by PID control based on control information for controlling the temperature at which the aerosol source is heated, wherein the control unit controls the power supply from the power supply unit to the heating unit while switching parameters applied to the PID control in accordance with the elapsed time since the start of the control based on the control information or the transition of the temperature at which the aerosol source is heated.

Abstract: An inhalation device including: a heating unit that heats a substrate containing an aerosol source to produce an aerosol; and a control unit that, on the basis of a temperature setting that defines a time-series transition for a target temperature, which is the target value of the temperature of the heating unit, controls the operation of the heating unit. The control unit performs control so that among a plurality of periods included in the temperature setting, a first voltage is applied to the heating unit during a first period, and a second voltage that differs from the first voltage is applied to the heating unit during a second period that differs from the first period.

Abstract: An inhalation device including: a heating unit that heats a base material containing an aerosol source and generates aerosol; and a control unit that controls operation of the heating unit on the basis of a temperature setting specifying time-series transition of a target temperature, which is a target value of the temperature of the heating unit, wherein the temperature setting includes a temperature increasing period where the temperature of the heating unit is increased from an initial temperature, which is the temperature of the heating unit at start of heating, to a predetermined temperature, and the control unit controls the length of the temperature increasing period on the basis of the initial temperature.

Abstract: A power supply unit of an aerosol generation device which a heating unit is attachable to and detachable from includes: a secondary battery; a case forming a surface of the power supply unit; a chassis accommodated in an internal space of the case and made of an insulating resin; a plurality of magnets held by the chassis with a gap therebetween; an inner member covering a side surface of the chassis; and an outer member covering an outer surface of the inner member. The inner member includes a plurality of through holes exposing the plurality of magnets, and the outer member is replaceably fixed by the plurality of magnets exposed from the plurality of through holes.

Abstract: A power supply unit for an aerosol generating device includes a power supply, a heater connector connected to a heater, a voltage conversion IC, a circuit board, a capacitor, a first ground provided inside the circuit board and connected to the other end of the capacitor, a second ground provided inside the circuit board, insulated from the first ground inside the circuit board, and connected to the detection terminal, and a common ground configured to electrically connect the first ground and the second ground. On the second surface, no electronic component is provided in a common ground projection region overlapping with the common ground when viewed from a direction orthogonal to the circuit board.

Abstract: This inhalation device is provided with: a power source unit for supplying power; a heating unit for using power supplied from the power source unit to heat a substrate containing an aerosol source; a measurement unit for measuring a measurement value corresponding to the temperature of the heating unit; an operation unit, which is different from the heating unit, that runs on power supplied from the power source unit; and a control unit for controlling operation of the heating unit on the basis of heating settings stipulating a time series transition in a target temperature that is a target value for the temperature of the heating unit. The control unit implements correction processing to correct the measurement value in response to the start of power supply to the operation unit from the power source unit.

Abstract: A power supply unit of an aerosol generation device which a heating unit is attachable to and detachable from includes: a secondary battery; a case forming a surface of the power supply unit; a chassis accommodated in an internal space of the case and made of an insulating resin; a plurality of magnets held by the chassis with a gap therebetween; an inner member covering a side surface of the chassis; and an outer member covering an outer surface of the inner member. The inner member includes a plurality of through holes exposing the plurality of magnets, and the outer member is replaceably fixed by the plurality of magnets exposed from the plurality of through holes.

Abstract: A power supply unit for an aerosol generating device, includes a power supply, a heater connector connected to a heater configured to heat an aerosol source by consuming power supplied from the power supply, a case which constitutes a surface of the power supply unit, and a sensor which is disposed in the vicinity of the case and is configured to output a value related to a temperature of the case. Protection control for prohibiting one or both of charging of the power supply and discharging from the power supply to the heater is executed based on an output value of the sensor.

Abstract: A power supply unit for an aerosol generation device that generates an aerosol by heating an aerosol source, the power supply unit including: a power supply; a connector electrically connectable to an external power supply; a first load; a charging IC including an input terminal connected to the connector, a charging terminal connected to the power supply, and an output terminal connected to the first load, and configured to convert electric power input to the input terminal and output the converted electric power from the charging terminal; and a discharge path configured to connect the power supply and a second load without passing through the charging IC, in which the charging IC is configured to supply electric power input from the power supply to the charging terminal to the first load via the output terminal.

Abstract: A power supply unit of an aerosol generation device includes: a power supply; a heater connector to which a heater is connected; a controller configured to control supply of power from the power supply to the heater connector, a charging IC including an input terminal and a charging terminal connected to the power supply and configured to convert power input to the input terminal and output the power from the charging terminal; a receptacle including a power supply terminal and a data terminal and electrically connected to an external power supply; a power supply line connecting the power supply terminal and the input terminal; a data line connecting the data terminal and the controller; first protective components on the power supply line; and a second protective component on the data line. The number of the first protective components is larger than the number of the second protective component.

Abstract: A power supply unit for an aerosol generating device includes a power supply, a heater connector connected to a heater configured to heat an aerosol source by consuming power supplied from the power supply, a connector electrically connectable to an external power supply, a charging IC which includes an input terminal connected to the connector and a charging terminal connected to the power supply, and is configured to convert power input to the input terminal and output power which is converted from the charging terminal, and a first load having one end connected in parallel with the input terminal. The charging IC is configured to supply power input from the power supply to the charging terminal to the first load via the input terminal.

Abstract: A circuit for an aerosol generation device includes: a heater connector to which is connected a heater that consumes power supplied from a power supply and heats an aerosol source; a controller that includes a first communication terminal and a second communication terminal for serial communication, and controls supply of power from the power supply to the heater; a first IC that is a separate entity from the controller and that includes a third communication terminal for serial communication; a second IC that is a separate entity from the controller and the first IC, and that includes a fourth communication terminal for serial communication; a first communication line that connects the first communication terminal and the third communication terminal; and a second communication line that connects the second communication terminal and the fourth communication terminal and that does not have an electrical contact with the first communication line.

Abstract: A power supply unit of an aerosol generation device includes: a power supply; a heater connector to which a heater configured to heat an aerosol source by consuming power supplied from the power supply is connected; a first sensor disposed in the vicinity of the heater or the power supply and configured to output a value related to a temperature of the heater or a value related to a temperature of the power supply; and a second sensor provided at a position separated from the first sensor and configured to output a value related to a temperature at the position. At least one of the output value of the first sensor and the output value of the second sensor is abnormal, at least one or both of charging of the power supply and discharging from the power supply to the heater are temporarily prohibited.