Samsung Electronics Co., Ltd.

Ho-ill Hyun

Yong-geun Kim

Hae-seog Jo

Byung-sun Ahn

Dong-ha Choi

Jae-yoon One

Yoon-soo Chung

A unit installable in an apparatus and a method of managing a unit installed in an apparatus are provided. The unit includes a container for a consumable, and a chip mounted to the container. The chip includes a first memory to store data that is accessible and decodable by the apparatus to authenticate the unit. The chip includes a second memory to store recycling prevention information.

Unit installable in apparatus including a consumable container and a chip and method of managing the same

An image forming apparatus having a photosensitive element, is provided with a light source for scanning light to the photosensitive element; a light blocking member disposed in a light traveling path of the light from the light source and moving between a blocking position where the light blocking member blocks the light scanned from the light source and a withdrawal position where the light blocking member is withdrawn from the blocking position; a power supply unit for supplying electric power to the light source for scanning light; a power switch unit for regulating power supply from the power supply unit; and an operating part locating the light blocking member at the blocking position and controlling the power switch unit to cut off the power supply in a predetermined exposure condition. As a result, a user is kept from being exposed to the light from a light source.

Image forming apparatus and light scanning apparatus

A consumable unit and an image forming apparatus for controlling a consumable include a first memory that stores consumable item information regarding the consumable and provides the consumable item information through password authentication, and a second memory that rewrites recycling prevention information, which indicates that recycling is impossible, a limited number of times.

Consumable unit and method of managing consumable unit including memory storing consumable item information

A consumable unit and an image forming apparatus for controlling a consumable includes a first memory that stores consumable item information regarding the consumable and provides the consumable item information through password authentication, and a second memory that rewrites recycling prevention information, which indicates that recycling is impossible, a limited number of times. Therefore, if the consumable is replaced, it is possible to prevent the first memory and second memory from being recycled.

Consumable unit and image forming apparatus including memory storing consumable item information

An image scanning device is provided including a sensor unit which carries an image sensor. The sensor unit is installed within a scanner body and is capable of reciprocating underneath a flat glass plate. The sensor unit has an image sensor and a cleaning unit arranged on a moving route of the sensor unit to remove static electricity as well as contaminants remaining on the image sensor when the cleaning unit contacts the image sensor.

Growing community of inventors

Suwon-si, South Korea

Ho-ill Hyun