Patent ID: 9674386
Date: 2017-06-06
CPC Classifications: H04N,H04W,Y02D

Claim:
1. An image forming apparatus comprising: a communication device configured to perform wireless communication, the communication device being selectively operable in a communication device normal mode and a communication device sleep mode in which the communication device consumes less power than the communication device normal mode; and a controller selectively operable to supply power to one or more image processing devices of the image forming apparatus in a controller normal mode; a controller first sleep mode in which the one or more image processing devices consume less power than the controller normal mode, and a controller second sleep mode in which the one or more image processing devices consume less power than the controller first sleep mode, the controller being configured to: wherein the controller comprises a first controller and a second controller; wherein the communication device is configured to: wherein the second controller is configured to: wherein the first controller is configured to: wherein the second controller is configured to: