1. An organic light emitting display device, comprising:
an organic light emitting display panel comprising a first surface on which an image is displayed, a second surface that faces the first surface, and a plurality of first and second power source pads being respectively provided at least two edges of the second surface and receiving first and second pixel power sources in at least two directions; and
a continuous pixel power source supplying flexible printed circuit board (FPCB) being provided on the second surface of the organic light emitting display panel, comprising a plurality of pads electrically coupled exclusively to the first and second power source pads, and supplying the first and second pixel power sources to the organic light emitting display panel, with the pixel power source supplying FPCB completely covering a pixel unit which comprises a plurality of pixels.
2. The organic light emitting display device of claim 1,
in which the plurality of first power source pads are formed at a first edge region of the second surface of the organic light emitting display panel and a second edge region that faces the first edge region, and the plurality of second power source pads are formed at a third edge region of the second surface and a fourth edge region that faces the third edge region.
3. The organic light emitting display device of claim 1, in which the plurality of first power source pads are formed at a first edge region of the second surface of the organic light emitting display panel and a second edge region that faces the first edge region.
4. The organic light emitting display device of claim 1, in which the plurality of second power source pads are formed at a third edge region of the second surface and a fourth edge region that faces the third edge region.
5. The organic light emitting display device of claim 1, in which the plurality of first power source pads and the plurality of second power source pads are formed at different edges of the second surface of the organic light emitting display panel.
6. The organic light emitting display device of claim 1, in which the plurality of first and second power source pads respectively receive the first and second pixel power sources of the pixel power source supplying flexible printed circuit board (FPCB) in two different directions that are opposite to each other and that face each other.
7. The organic light emitting display device of claim 1,
in which a pixel unit that receives the first and second pixel power sources from the plurality of first and second power source pads is positioned in the center of the organic light emitting display panel, and a plurality of signal pads for supplying driving signals to the pixel unit are formed between the plurality of first and second power source pads.
8. The organic light emitting display device of claim 7, in which the plurality of signal pads are electrically coupled to driving flexible printed circuit boards (FPCBs) provided in addition to the pixel power source supplying flexible printed circuit board (FPCB) to transmit the driving signals supplied from the driving flexible printed circuit boards (FPCBs) to the pixel unit.
9. The organic light emitting display device of claim 8, in which the driving flexible printed circuit boards (FPCBs) are plural.
10. The organic light emitting display device of claim 8, in which at least one of a scan driver and a data driver is mounted on the driving flexible printed circuit boards (FPCBs) to supply at least one of the scan signals and the data signals to the pixel unit.
11. The organic light emitting display device of claim 7,
in which the pixel power source supplying flexible printed circuit board (FPCB) is provided to overlap the pixel unit, and
the pads of the pixel power source supplying flexible printed circuit board (FPCB) are formed to overlap the first and second power source pads disposed on the second surface of organic light emitting display panel.
12. The organic light emitting display device of claim 1, in which at least one aperture is formed in at least one region of the pixel power source supplying flexible printed circuit board (FPCB).
13. A method of forming an organic light emitting display device, the method comprising:
providing an organic light emitting display panel comprising a first surface on which an image is displayed, and a second surface that faces the first surface with a plurality of first and second power source pads being respectively disposed at at least two either transverse or spaced apart edges of the second surface and receiving first and second pixel power sources in at least two different directions with a pixel unit being disposed at the center of the organic light emitting display panel;
providing a continuous pixel power source supplying flexible printed circuit board (FPCB) being provided on the second surface of the organic light emitting display panel, comprising a plurality of pads electrically coupled exclusively to the first and second power source pads, and supplying the first and second pixel power sources to the organic light emitting display panel;
completely covering the pixel unit which comprises a plurality of pixels by the pixel power source supplying FPCB; and
overlapping respectively the pads of the pixel power source supplying FPCB with the first and second power source pads disposed on the second surface of organic light emitting display panel.
14. The method of claim 13, further comprising:
providing a plurality of signal pads for supplying driving signals to the pixel unit between the plurality of first and second power source pads.
15. The method of claim 14, further comprising:
electrically coupling the signal pads to driving flexible printed circuit boards (FPCBs) in order to transmit the driving signals supplied from the driving FPCBs to the pixel unit.
16. The method of claim 13, further comprising:
providing at least one aperture in at least one region of the pixel power source supplying flexible printed circuit board (FPCB).
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 beam scanner, comprising:
a plurality of light sources operable to emit a plurality of respective beams of light;
at least one beam deflector aligned to receive the plurality of beams of light from the plurality of light sources and operable to scan the beams in at least two dimensions including a fast scan axis and a slow scan axis across respective regions of a field of view, the respective regions including overlapping and non-overlapping portions arranged such that each region extends along a dimension corresponding to the fast scan axis and overlaps with at least one region adjacent in a dimension corresponding to the slow scan axis; and
a controller operable to vary the power of the light sources to maintain a substantially constant light intensity across the overlapping and non-overlapping portions of the regions.
2. The beam scanner of claim 1, wherein the light sources are further operable to emit modulated light corresponding to an image source.
3. The beam scanner of claim 1, wherein the at least one beam deflector comprises a mirror capable of rotating about two orthogonal axes corresponding to the fast scan axis and the slow scan axis.
4. The beam scanner of claim 1, wherein the at least one beam deflector comprises a first mirror capable of rotating about a first axis and a second mirror capable of rotating about a second axis, wherein the second mirror is aligned to receive light beams reflected by the first mirror.
5. The beam scanner of claim 4, wherein the first mirror is operable to scan the light beams substantially parallel to the first axis at a slower rate than the second mirror is operable to scan the light beams substantially parallel to the second axis, and wherein overlapping portions of the respective regions correspond to the first axis.
6. The beam scanner of claim 1, further comprising at least one correction element aligned to receive the plurality of beams of light and operable to vertically shift the beams of light to reduce raster pinch.
7. The beam scanner of claim 1, wherein the light sources comprise optical fibers arranged in a common plane with the at least one beam deflector.
8. The beam scanner of claim 1, wherein the light sources comprise optical fibers arranged off-axis from the at least one beam deflector.
9. The beam scanner of claim 1, further comprising a turning mirror aligned to receive light from at least one of the light sources and operable to direct the light to the at least one beam deflector.
10. A scanned-beam display, comprising:
a plurality of light sources operable to emit a plurality of respective beams of light;
a scanning assembly operable to scan the beams of light in at least two dimensions including a fast scan axis and a slow scan axis in a two-dimensional scanning pattern across respective regions, wherein the respective regions include overlapping and non-overlapping portions arranged such that each region extends along a dimension corresponding to the fast scan axis and overlaps with at least one region adjacent in a dimension corresponding to the slow scan axis; and
control circuitry operable to provide signals to the plurality of light sources, wherein the signals encode modulation information corresponding to an image source such that emission of the plurality of beams of light in accordance with the modulation information as the scanning assembly scans the beams of light in the two-dimensional scanning pattern projects an image corresponding to the image source.
11. The scanned-beam display of claim 10, wherein the control circuitry is capable via the signals to control light beam emission from each of the light sources independently from each other to cause the respective regions to simultaneously display different portions of the image.
12. The scanned-beam display of claim 10, wherein each of the beams of light is scanned to a different region.
13. The scanned-beam display of claim 10, wherein the control circuitry is further operable via the light sources to control intensity of the respective beams of light and wherein the control circuitry is further operable to blend beams of light in overlapping portions of the respective regions such that intensities in the overlapping portions are matched to intensities immediately surrounding the overlapping portions.
14. The scanned-beam display of claim 10, wherein the scanning assembly is aligned to scan the beams of light into at least one eye of a human.
15. The scanned-beam display of claim 14, wherein the scanning assembly is mounted on a frame suitable to be worn by the human.
16. The scanned-beam display of claim 10, wherein the scanning assembly is aligned to project the image on a screen for viewing.