Energy hybrid illuminated signage apparatus
AssigneeEcoballast Technologies Limited
InventorJoseph William McClean
Life of this patent
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Abstract
An illuminated signage apparatus operable in high ambient light environments and in low ambient light environments comprises a first light source (30) operable in high ambient light environments and a second light source (26) operable in low ambient light environments. It includes means to detect a relevant ambient light environment threshold and means to switch between the operation of the first (30) and second light sources (26).
Claims14
An illuminated signage apparatus operable in high ambient light environments and in low ambient light environments comprising a first light source operable in high ambient light environments, a second light source operable in low ambient light environments, means to detect a relevant ambient light environment threshold and means to switch between the operation of the first and second light sources.
Dependencies are inferred from the claim text.