Patent ID: 8472914
Filing Date: 2013-06-25
Classification: H04N

Abstract:
1. A method for controlling automatic channel setup of an image display apparatus communicatable with an image receiving apparatus, the method comprising: carrying out an automatic channel setup in which information about channels received by the image receiving apparatus is stored in a channel map; determining a status of a connection between the image display apparatus and the image receiving apparatus during the automatic channel setup; and stopping the storing of information about channels received by the image receiving apparatus in the channel map in the automatic channel setup based on the status of the connection, wherein the automatic channel setup is stopped if it is determined that the status of the connection is a bad connection; wherein the determining a status of the connection comprises determining that the connection is bad when an automatic channel setup confirm message has not been received by the image display apparatus in response to an automatic channel setup command transmitted from the image display apparatus to the image receiving apparatus, and determining that the connection is good when the automatic channel setup confirm message has been received by the image display apparatus in response to the automatic channel setup command and transmitted from the image display apparatus to the image receiving apparatus.