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Hadwen
Ben James Hadwen, Oxford GB
| Patent application number | Description | Published |
|---|---|---|
| 20100238135 | IMAGE SENSOR AND DISPLAY - An image sensor, for example for incorporation within an active matrix display, comprises an array of sensor elements | 09-23-2010 |
Benjamin Hadwen, Oxford GB
| Patent application number | Description | Published |
|---|---|---|
| 20100045642 | DISPLAY DEVICE - A first shield electrode ( | 02-25-2010 |
| 20100127280 | PHOTO SENSOR AND DISPLAY DEVICE - Provided is a photo sensor that can be downsized while suppressing occurrence of noise caused by a dark current, and a display device including the photo sensor. The photo sensor used includes a plurality of photodiodes ( | 05-27-2010 |
Benjamin J. Hadwen, Oxford GB
| Patent application number | Description | Published |
|---|---|---|
| 20110114824 | APPARATUS AND METHOD FOR PREVENTING CHARGE PUMPING IN SERIES CONNECTED DIODE STACKS - An ambient light sensor includes a first stack of at least two photodiodes, wherein a cathode of one of the at least two photodiodes is electrically connected to an anode of another of the at least two photodiodes. The ALS further includes a bias source for providing a bias voltage to the first stack, and at least one switch electrically connected to the first stack. The at least one switch is operative to periodically apply the bias voltage to and remove the bias voltage from the first diode stack. | 05-19-2011 |