Image display apparatus and control method

A control method for controlling, over a network, an image display apparatus that has a web server function used with an information terminal that has a web client function, the method comprising:

• responding to a request signal from the information terminal by obtaining model data defining a model of web screen information that controls the image display apparatus and command information of a control item that controls the image display apparatus, the model data being stored in the image display apparatus;
• defining web screen information based on the model data and including an instruction unit for instructing the control item based on the command information of the control item, the defined web screen information including an interface that is displayable in the information terminal;
• transmitting the defined web screen information to the information terminal;
• wherein, in the case where the instruction unit of the web screen information in the information terminal is specified, the method further comprises receiving from the information terminal, an instruction signal in accordance with the instruction unit;
• and controlling the control item to adjust the image display apparatus based on the instruction signal transmitted from the information terminal;
• and
• wherein the defined web screen information is configured to be deleted from the information terminal in response to the information terminal sending an instruction signal to stop operation of the image display apparatus.

A system for controlling, over a network, an image display apparatus that has a web server function using an information terminal that has a web client function, the system comprising:

• one or more components within the image display apparatus configured to:
• respond to a request signal from the information terminal by obtaining model data defining a model of web screen information that controls the image display apparatus and command information of a control item that controls the display settings of the image display apparatus, the model data being stored in the image display apparatus;
• and
• defining web screen information based on the model data and including an instruction unit for instructing the control item based on the command information of the control item, the defined web screen information including an interface that is displayable in the information terminal;
• wherein, in the case where the instruction unit of the web screen information in the information terminal is specified, the one or more components are further configured to receive from the information terminal, an instruction signal in accordance with the instruction unit;
• and control the control item to adjust the image display apparatus based on the instruction signal transmitted from the information terminal;
• and
• wherein the defined web screen information is further configured to be deleted from the information terminal in response to the information terminal sending an instruction signal to stop operation of the image display apparatus.