Patent Number: 7,133,797

Title: Method, apparatus, system, program and medium for inspecting a circuit board and an apparatus incorporating the circuit board

Abstract: A method, apparatus, system, computer program and medium, for inspecting a wide variety of circuit boards. A controller generates test data and reference data according to characteristic information of a circuit board. Using the test data, the circuit board generates processed data. A comparator compares the processed data with the reference data on a bit-by-bit basis. Based on the comparison result, the comparator determines acceptability of the circuit board. In addition, the comparator is capable of specifying a specific portion of the circuit board causing a defect.

Inventors: Shimizu; Takehiko (Kanagawa-ken, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G06F 19/00 (20060101)

Expiration Date: 2019-11-07 0:00:00