Display arrangement with backlight means
First Claim
1. An apparatus comprising:
- a transmissive display arrangement;
an arrays of cells;
video controlling means for deriving an adjusted video signal from an initial video signal representing a frame to be displayed by the display arrangement; and
, backlight means for providing a backlight signal to the array in response to a backlight control signal associated with the frame;
backlight controlling means, coupled to the video controlling means, for deriving the backlight control signal from the initial video signal and the adjusted video signal.
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Accused Products
Abstract
A transmissive display arrangement is provided comprising an array of cells, video controlling means, backlight means and backlight controlling means. The video s controlling means is configured to derive an adjusted video signal based on an initial video signal. The initial video signal represents a frame to be displayed by the display arrangement. The backlight means provides a backlight signal to the array in response to a backlight control signal. The backlight control signal is associated with the frame. The backlight controlling means is coupled to the video controller and derives the backlight control signal from the initial video signal and the adjusted video signal.
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Citations
15 Claims
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1. An apparatus comprising:
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a transmissive display arrangement;
an arrays of cells;
video controlling means for deriving an adjusted video signal from an initial video signal representing a frame to be displayed by the display arrangement; and
,backlight means for providing a backlight signal to the array in response to a backlight control signal associated with the frame;
backlight controlling means, coupled to the video controlling means, for deriving the backlight control signal from the initial video signal and the adjusted video signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A transmissive display arrangement comprising:
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an array of cells;
video controlling means for deriving an adjusted video signal from an initial video signal representing a frame to be displayed by the display arrangement;
backlight means for providing a backlight signal to the array in response to a backlight control signal associated with the frame; and
,backlight controlling means, coupled to the video controlling means, for deriving the backlight control signal from the initial video signal and the adjusted video signal. - View Dependent Claims (10, 11, 12, 14)
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13. A control circuit for a transmissive display arrangement, the control circuit comprising:
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video controlling means for deriving an adjusted video signal from an initial video signal representing a frame to be displayed by the display arrangement;
backlight controlling means, coupled to the video controlling means, for deriving a backlight control signal, associated with the frame, from the initial video signal and the adjusted video signal, the backlight control signal being for adjusting a backlight signal in the display arrangement.
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15. A computer readable storage medium for storing instructions for carrying out a method of adjusting a backlight signal in a transmissive display arrangement, the method comprising:
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deriving an adjusted video signal from an initial video signal representing a frame to be displayed by the display arrangement; and
,deriving a backlight control signal, associated with the frame, from the adjusted video signal and the initial video signal, the backlight control signal being for adjusting the backlight signal.
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Specification