Patent ID: 9733559
Date: 2017-08-15
CPC Classifications: G02B,G03B,G06F,H04N

Claim:
1. An image projector, comprising: a light source configured to emit light; an image forming element configured to form an image for projection onto a projection surface based on being irradiated with the light emitted by the light source; and a first controller and a second controller that are each separately configured to control a power supply circuit to supply electrical power to the light source, respectively, the second controller being configured to be selectively activated or deactivated based on whether the image projector is in an operating state or a waiting state, respectively, and the first controller being configured to be active at least when the image projector is in the waiting state; the first controller further being configured to activate the image projector, based on a detection of an execution request associated with executing the image projector, the detection being concurrent with the image projector being in the waiting state and the activating of the image projector including,