Patent ID: 11944125
Assignee: PHILIP MORRIS PRODUCTS S.A.
Field: Other consumer goods (Other fields)
Classification: CPC A  G | IPC A

Claim 18:
19. A cartridge for an aerosol-generating device, the cartridge comprising:
a storage compartment configured to house a liquid composition comprising an aerosol-forming substrate;
a light source positioned and oriented to emit light into the storage compartment;
a first contact operably coupled to the light source, wherein the first contact is positioned and oriented for electrical connection to a corresponding first contact of an aerosol-generating device when the cartridge is received in the aerosol-generating device;
a detector positioned and oriented to detect the light emitter from the light source; and
a second contact operably coupled to the detector, wherein the second contact is positioned and oriented for electrical connection to a corresponding second contact of the aerosol-generating device when the cartridge is received in the aerosol-generating device,
wherein the light source and the detector are both located adjacent to a same side of the storage compartment, and
wherein a surface of the storage compartment opposite the light source is configured to absorb light emitted into the storage compartment from the light source.