Method for distributing display information to a remote display device, a corresponding display device, a system for distributing display information and a signal comprising display information
First Claim
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1. Method for distributing display information to a remote display device, characterized in that it comprises the steps of:
- providing the remote display device with a signal comprising display activation key information and the display information,providing the control unit of the remote display device with a locking function, which may be deactivated by using a control key of the display activation key information, andcomparing the display activation key information with the control key and displaying of the display information by deactivating the locking function if the display activation key is fitting with the control key.
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Abstract
A subject of the invention is to ensure that a remote display device is only useable for a specific application like advertising or public information.
According to the invention, this object is solved by a method for distributing display information to a remote display device, comprising the steps of:
- providing the remote display device with a signal comprising an activation key and the display information,
- providing the control unit of the remote display device with a locking function using a control key, and
- comparing the activation key to the control key and authorizing the displaying of the display information by deactivating the locking function if the activation key is fitting with the control key.
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Citations
15 Claims
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1. Method for distributing display information to a remote display device, characterized in that it comprises the steps of:
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providing the remote display device with a signal comprising display activation key information and the display information, providing the control unit of the remote display device with a locking function, which may be deactivated by using a control key of the display activation key information, and comparing the display activation key information with the control key and displaying of the display information by deactivating the locking function if the display activation key is fitting with the control key. - View Dependent Claims (2, 3, 4, 5)
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6. Display device for displaying information comprising:
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an input for receiving a signal comprising display activation key information and the information to be displayed, display means for displaying said information, a control unit for controlling an activation of the display means, characterized in that it further comprises a locking circuit coupled to the control unit for comparing the activation key of the display activation key information with a control key and displaying the information if the activation key is fitting with the control key. - View Dependent Claims (7, 8, 9, 10, 11, 12)
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- 13. System for distributing display information to at least one remote display device comprising a central server for transmitting the display information to said at least one remote display device via a network wherein the central server further transmits display activation key information together with said display information for activating a display device having means for controlling an activation of the display means by said display activation key information.
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15. Signal comprising display information to be displayed by a remote display device wherein it further comprises display activation key information used by the remote display device for displaying said display information by said remote display device.
Specification