Patent Number: 
Section: claims

1. A scattered radiation shielding grid comprising a radiation absorbing material representing a pattern corresponding to a combined motif of a plurality of tiled prototiles, each prototile comprising a width W(p), a length and a motif solely within the prototile, wherein the prototile width W(p)=W/(Ixc2x10.05I) and W(p)xe2x89xa0W+D, where W is a radiation sensitive area width of a radiation sensor of a radiation detection panel comprising a plurality of equal size radiation sensors separated by interstitial spaces having a width D, over which said grid is positioned, and I is an integer. 2. The scattered radiation grid according to  claim 1  wherein W(p)=W/I. claim 1 3. A scattered radiation shielding grid comprising a radiation absorbing material, and a radiation detection panel over which said grid is positioned comprising a plurality of equal size radiation sensors having a radiation sensitive area width W, separated by radiation insensitive interstitial spaces having a width D, and wherein said grid absorbing material forms a pattern representing a combined motif of a tiled plurality of substantially identical prototiles, each prototile comprising: (a) a width W(p)=W/I, wherein I is an integer;  (b) a length; and  (c) a motif contained solely within the prototile. 4. The scattered radiation grid and detection panel according to  claim 3  further comprising a gain correction circuit associated with said detection panel and wherein W(p)=W/(Ixc2x10.05I) and W(p)xe2x89xa0W+D. claim 3 5. The scattered radiation grid and detection panel according to  claim 4  further comprising a radiation source and said grid is positioned between said panel and said radiation source at a fixed, known distance from said panel, wherein said prototile width W(p) is a projected prototile width on said panel. claim 4 6. A method for designing a pattern for absorption material for a scattered radiation shielding grid for a radiation detection panel comprising an array of a plurality of sensors each having a radiation sensitive area having a width W and a length, the sensors arrayed so that each radiation sensitive area is separated by each adjacent radiation sensitive area by an interstitial space having a width D, the method comprising: a) determining a sensor width corresponding to the width of the radiation sensitive area of the sensor  b) creating a prototile having a width W(p)=W/I wherein I is an integer;  c) producing within said prototile a motif and  d) tiling a plurality of said prototiles to produce the pattern, said pattern consisting of the combined motif of the tiled prototiles. 7. A method for manufacturing a scattered radiation shielding grid comprising a pattern of radiation absorbing material for a radiation detection panel comprising an array of a plurality of sensors each having a radiation sensitive area having a width W and a length, the sensors arrayed so that each radiation sensitive area is separated by each adjacent radiation sensitive area by an interstitial space having a width D, the method comprising: a) determining a sensor width W corresponding to the width of the radiation sensitive area of the sensor  b) creating a prototile having a width W(p)=W/(Ixc2x10.05I), W(p)xe2x89xa0W+D and wherein I is an integer;  c) producing within said prototile a motif;  d) tiling a plurality of said prototiles to produce a pattern consisting of the combined motif of the tiled prototiles;  e) forming said radiation absorbing material in said grid in the shape of said combined motif. 8. The method according to  claim 7  wherein in step (b) the prototile width: W(p)=W/I. claim 7 9. A method for generating a radiogram with an exposure system comprising radiation source, and a radiation detection panel, wherein said radiation detection panel comprises an array of a plurality of sensors each having a radiation sensitive area having a width W and a length, the sensors arrayed so that each radiation sensitive area is separated by each adjacent radiation sensitive area by an interstitial space having a width D, the method comprising: positioning between said radiation source and said panel a grid comprising a radiation absorbing material formed in a pattern representing a combined motif of a plurality of substantially identical tiled prototiles, each prototile comprising a width W(p), a length and said motif, said motif contained solely within the prototile, wherein the prototile width W(p)=W/I where I is an integer. 10. The method of producing a radiogram according to  claim 9  wherein said system further comprises a gain correction circuit, said prototile width W(p)=W/(Ixc2x10.05I), W(p)xe2x89xa0W+D and wherein after positioning the grid between said source and said panel there is performed a calibration step comprising exposing the panel to radiation through said grid and adjusting said gain correction circuit to produce a uniform output from all sensors in said panel. claim 9