Methods and apparatus for a display
First Claim
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1. A brightness control circuit for controlling the brightness of an OLED, comprising:
- a sensor configured to provide a signal corresponding to the brightness of the OLED;
a control circuit connected to the OLED and configured to adjust the brightness of the OLED according to the sensed brightness of the OLED.
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Abstract
Methods and apparatus for a display include a display panel having multiple organic light emitting diodes (OLEDs), a feedback sensor, and a control circuit. In one embodiment, the control circuit uses the feedback sensor to adjust the brightness of the optical cells in the display panel.
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Citations
79 Claims
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1. A brightness control circuit for controlling the brightness of an OLED, comprising:
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a sensor configured to provide a signal corresponding to the brightness of the OLED;
a control circuit connected to the OLED and configured to adjust the brightness of the OLED according to the sensed brightness of the OLED. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A display, comprising:
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a display panel having multiple OLEDs;
a sensor configured to sense a signal corresponding to a brightness of at least one of the OLEDs; and
a control circuit connected to the at least one of the OLEDs and the sensor, wherein the control circuit is configured to adjust the brightness of the at least one of the OLEDs according to the sensed signal. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54)
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55. A display system, comprising:
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a display panel comprising multiple optical cells configured in multiple columns and rows, wherein each optical cell comprises;
a storage element for storing a value; and
an OLED configured to provide light according to the value stored in the storage element;
a plurality of sensors, wherein each of the sensors is configured to be responsive to a brightness of at least one of the optical cells in a particular column and provide a brightness signal substantially corresponding to the brightness of the at least one of the optical cells; and
a feedback circuit configured to be selectively connected to each of the optical cells in the particular column and the sensor connected to the particular column, wherein the feedback circuit is configured to adjust the value stored in each storage element in the particular column according to an input signal and the brightness signal from the sensor. - View Dependent Claims (56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79)
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Specification