Refers to feeding the document in advance to the position to start scanning.
It shortens the interval between setting the document and feeding the document to the starting position.

Resolution

A measurement to indicate the quality (fineness) of an image. Resolution is displayed by the number of pixels within an
inch. An image is a collection of small dots (pixels). If the same image contains different amount of pixels, the one with more
pixels can express greater details. Therefore, the higher the resolution, the finer the image becomes.

Simplex scanning mode

A mode for scanning only one side (front or back) of the document. (



duplex scanning mode)

Smoothing

Refers to the removal of irregularities on diagonal lines and curves. It is a processing method commonly used in OCR
applications.

Temporary error

An error that can be fixed by the operator.

Threshold

The value which is used to determine whether a certain color is black or white. Threshold value must be configured in order
to scan images with grayscale gradation. Each pixel is converted into black or white according to the specified value.

TWAIN

TWAIN (Technology Without Any Interesting Name) is an API (Application Program Interface) standard for imaging devices
(such as scanners and digital cameras) developed by TWAIN Working Group. In order to use devices that comply with this
standard, it is necessary to install a driver software that supports TWAIN standard.

Ultrasonic sensor

A sensor that detects multifeed errors by ultrasonic soundwave. It detects multifeeds by monitoring the difference in the
amount of ultrasonic waves transmitted through the documents.

d through the documents.

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