Patent Number: 8,824,001

Title: Printing method, printing apparatus, and medium

Abstract: A printing method includes forming on a medium a test pattern including a first patch, a second patch, and a plurality of patches interposed between the first patch and the second patch in such a way that the patches are aligned in a predetermined direction, scanning the test pattern with an optical sensor along the predetermined direction. Widths of the first and second patches in the predetermined direction and widths thereof in an intersectional direction intersecting the predetermined direction are greater than a spot size of the optical sensor. The width of each of the plurality of patches in the intersectional direction is greater than the spot size, and the width of each of the plurality of patches in the predetermined direction is smaller than the spot size.

Inventors: Doi; Takashi (Matsumoto, JP)

Assignee: Seiko Epson Corporation

International Classification: G06F 15/00 (20060101)

Expiration Date: 9/02/12018