System and method for verifying content displayed on an electronic visual display

A method for verifying display of visual content displayed on an electronic visual display, said method comprising:

• converting a digital verification code signal to a visual verification code signal, the digital verification code signal being representative of a verification code associated with the visual content;
• displaying the visual verification code signal in relation to a visual content signal representative of the visual content on the electronic visual display;
• sensing the visual verification code signal as displayed by the electronic visual display;
• and
• based on the sensed visual verification code signal, determining the verification code displayed to verify the display of the visual content on the electronic visual display.

A system for verifying display of visual content on an electronic visual display, said method comprising:

• means for converting a digital verification code signal to a visual verification code signal, the digital verification code signal being representative of a verification code associated with the visual content;
• means for displaying the visual verification code signal in relation to the visual content signal on the electronic visual display;
• means for sensing the visual verification code signal as displayed by the electronic visual display;
• and
• means for determining, based on the sensed visual verification code signal, the verification code to verify the display of the visual content on the electronic visual display.

A system for verifying visual content displayed on an electronic visual display, said system comprising:

• a first electronic circuit operable to display the visual content and verification code associated therewith on the electronic visual display;
• an optical sensor disposed to sense illumination of the verification code;
• and
• a second electronic circuit operable to determine that the sensed verification code is indicative of the verification code associated with the visual content.

A computer-readable medium having stored thereon sequences of instructions, the sequences of instructions including instructions, when executed by a processor, causes the processor to:

• convert a digital verification code signal to a visual verification code signal, the digital verification code signal being representative of a verification code associated with visual content signal;
• display the visual verification code signal in relation to the visual content signal on the electronic visual display;
• measure the visual verification code signal as displayed by the electronic visual display and sensed by an optical sensor;
• and
• determine the verification code, based on the measured visual verification code signal, to verify the visual content signal displayed by the electronic visual display.

A method for verifying display of visual content, said method comprising:

• communicating the visual content via a visual content signal to an electronic visual display for displaying between a start time and an end time;
• recording a first indicator indicative of the occurrence of the communication of the visual content signal to the electronic visual display;
• displaying the visual content signal between the start and end times;
• sensing an operational parameter of the electronic visual display between the start and end times;
• and
• recording a second indicator indicative of the sensed operational parameter, the first and second indicators providing for verification of the visual content being displayed by the electronic visual display.

A system for verifying display of visual content, said method comprising:

• means for communicating the visual content via a visual content signal to an electronic visual display for displaying between a start time and an end time;
• means for recording a first indicator indicative of the occurrence of the communication of the visual content to the electronic visual display;
• means for displaying the visual content signal between the start and end times;
• means for sensing an operational parameter of the electronic visual display between the start and end times;
• and
• means for recording a second indicator indicative of the sensed operational parameter, the first and second indicators providing for verification of the visual content being displayed by the electronic visual display.

A system for verifying display of visual content, said system comprising:

• a processor operable to receive a communication of the visual content via a visual content signal and to display the visual content between a start time and an end time, the processor further operable to record a first indicator indicative of the occurrence of the reception of the visual content signal;
• a video display driver operable to display the visual content signal between the start and end times;
• a sensor operable to sense an operational parameter of the electronic visual display between the start and end times;
• and
• said processor further operable to record a second indicator indicative of the sensed operational parameter, the first and second indicators providing for verification of the visual content being displayed by the electronic visual display.

A method for determining visual content displayed on an electronic visual display, said method comprising:

• displaying a visual verification code signal containing information associated with the visual content on the electronic visual display;
• sensing the visual verification code signal displayed by the electronic visual display;
• measuring the sensed visual verification code signal;
• and
• determining the information associated with the measured visual verification code signal to determine the visual content displayed by the electronic visual display.

A system for determining visual content displayed on an electronic visual display, said system comprising:

• a first electronic circuit operable to modulate an optical signal with a verification code for display on a screen of the electronic visual display;
• an optical sensor disposed in relation to the screen of the electronic visual display and operable to sense the modulated optical signal;
• and
• at least one second electronic circuit in communication with the optical sensor and operable to determine the verification code from the sensed modulated optical signal.

A method for producing a visual image for verification of visual content contained in the visual image being displayed on an electronic visual display, said method comprising:

• forming a content identifier associated with the visual content;
• generating a visual verification code signal based on the content identifier;
• and
• communicating the visual verification code in relation to a visual content signal representative of the visual content for display on the electronic visual display.

A method for verifying output of sensory content by an electronic device, said method comprising:

• converting a digital verification code signal to a sensory verification code signal, the digital verification code signal being representative of a verification code associated with the content;
• outputting the sensory verification code signal in relation to a sensory content signal representative of the sensory content on the electronic device;
• sensing the sensory verification code signal as output by the electronic device;
• and
• based on the sensed sensory verification code signal, determining the verification code output to verify the output of the sensory content on the electronic device.

A method for verifying output of sensory content, said method comprising:

• communicating the sensory content via a sensory content signal to an electronic device for outputting between a start time and an end time;
• recording a first indicator indicative of the occurrence of the communication of the sensory content signal to the electronic device;
• outputting the sensory content signal between the start and end times;
• sensing an operational parameter of the electronic device between the start and end times;
• and
• recording a second indicator indicative of the sensed operational parameter, the first and second indicators providing for verification of the sensory content being displayed by the electronic device.