US Patent 7702703 Determination apparatus and determination method

To provide a determination apparatus and a determination method which are capable of determining whether a signal outputted from a testing object is good or not, a Cyclic Redundancy Check (CRC) calculation circuit unit performs calculation on an image signal and a determination circuit unit compares a calculation result obtained by the CRC calculation circuit unit with an expected value stored in an expected value storing unit to determine whether a quality of the image signal is good or not.