1. A display device comprising a plurality of pixels, each pixel in the display comprising:
a serial shifter that accepts a serial bit stream and has an n-bit wide output;
an n-bit wide data latch that latches data received from the output of the serial shifter; wherein each pixel comprises:
a plurality of optical parts;
a data latch corresponding to each optical part;
a digital to analog converter for each of said plurality of optical parts to which output of the respective data latch is applied, wherein each optical part is driven by the digital to analog converter; and
a serial shifter corresponding to each optical part.
2. The display device of claim 1, wherein said serial shifters in each pixel are arranged to receive data in parallel.
3. The display device of claim 1, wherein groups in the plurality of pixels comprise interconnected serial shifters to serially receive a data set.
4. The display device of claim 3, further comprising a global clock line to control shifting of data through interconnected serial shifters of groups of pixels in the plurality of pixels.
5. The display device of claim 4, further comprising a global load line to control latching of data by data latches in the plurality of pixels.
6. The display device of claim 1, wherein said optical part comprises a light emitter.
7. The display device of claim 6 wherein said light emitter comprises a light emitting diode.
8. The display device of claim 7 wherein said light emitter comprises an organic light emitting diode.
9. The display device of claim 1 wherein said optical part comprises a reflector.
10. The display device of claim 9 wherein said reflector comprises a digital micro-mirror.
11. The display device of claim 10 wherein said reflector comprises a diffractive light device.
12. The display device of claim 1, wherein outputs of data latches in the plurality of pixels are applied simultaneously to their analog to digital converters in accordance with a global load signal.
13. A display device comprising a plurality of pixels, each pixel in the display comprising:
a serial shifter that accepts a serial bit stream and has an n-bit wide output;
an n-bit wide data latch that latches data received from the output of the serial shifter;
a digital to analog converter to which output of the data latch is applied; and
an optical part driven by the digital to analog converter, wherein each pixel includes a plurality of optical parts, and wherein each pixel comprises:
a serial shifter corresponding to each optical part;
a data latch corresponding to each optical part;
a single digital to analog converter;
a first switch to selectively and individually apply the output of the pixel’s data latches to the single digital to analog converter; and
a second switch to selectively and individually apply the output of the single analog to digital converter to the plurality of optical parts.
14. The display device of claim 13, wherein serial shifters in each pixel are arranged to receive data in parallel.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for operating an x-ray imaging system, comprising:
providing an x-ray source;
providing an x-ray detector by:
providing an x-ray to electron converter for converting x-rays into an analog electrical signal;
providing an array of analog-to-digital converters;
providing an electrical conduction path between the x-ray to electron converter and the array of analog-to-digital converters, the electrical conduction path defining a major axis of the x-ray detector;
providing a first high density shielding material adjacent the electrical conduction path; and
offsetting the x-ray source from the x-ray detector such that x-ray energy emanating from the x-ray source impinges on the x-ray detector at an angle offset from the major axis of the x-ray detector.
2. The method of claim 1, further comprising forming the electrical conduction path using a plurality of individual electrical conductors, each electrical conductor having a high aspect ratio.
3. The method of claim 2, wherein the aspect ratio of each electrical conductor is approximately 20:1.
4. The method of claim 1, wherein x-rays are attenuated by the first high density shielding material.
5. An x-ray shielded imaging detector, comprising:
means for transforming x-ray energy into an electrical signal;
means for converting the electrical signal into a digital signal;
means for coupling the transforming means to the converting means; and
means located adjacent the coupling means for attenuating x-ray energy that passes through the transforming means.
6. The imaging detector of claim 5, wherein the transforming means is a direct x-ray conversion element.
7. The imaging detector of claim 5, wherein the converting means is an array of analog-to-digital converters.
8. The imaging detector of claim 5, wherein the coupling means is an electrical conductor.
9. The imaging detector of claim 5, wherein the means located adjacent the coupling means for attenuating x-ray energy that passes through the transforming means is a high density material suitable for absorbing x-ray energy.