1. A first sense amp circuit comprising:
a pre-charge circuit coupled to an input data line, the input data line being coupled to an input of a first inverter;
a keeper circuit coupled in parallel with the first inverter;
a select device coupled in series with a discharge path of the first inverter; and
a driver device coupled to latch an output data line of the first inverter.
2. The circuit of claim 1, further comprising a half latch circuit coupled to the input data line.
3. The circuit of claim 2, wherein the half latch circuit includes a first input and a second input, the first input coupled to an inverse of a pre-charge control signal, the second input coupled to the output data line of the first inverter.
4. The circuit of claim 1, wherein the select device includes a select control signal coupled to a control input of the select device.
5. The circuit of claim 1, wherein the select device controls the discharging of the first inverter.
6. The circuit of claim 1, wherein the driver device includes a first NAND gate and a second inverter, the first NAND gate having a first input coupled to a select control signal and a second input coupled to an output of the second inverter, the second inverter having an input coupled to the output of the first inverter, the output of the first NAND gate being coupled to the output of the first inverter.
7. The circuit of claim 1, wherein the driver device having an output directly connected to the output data line of the first inverter.
8. The circuit of claim 1, wherein the output data line of the first inverter is coupled to a first input of a second NAND gate; and a second input of the second NAND gate is coupled to a second amp circuit.
9. The circuit of claim 8, wherein a total delay through each of the first sense amp circuit and the second sense amp circuit and the second NAND is substantially equal to a two-gate delay.
10. The sense amp circuit of claim 1, wherein the first inverter includes a skewed inverter.
11. A method of detecting a data signal level comprising:
pre-charging an input data line of a first inverter;
receiving the data signal level on the input data line sufficient to cause the first inverter to switch;
outputting an output data signal level in less than a two-gate delay;
disabling the pre-charging of the input data line of the first inverter; coupling a select device in series with a discharge path of the first inverter; and
resetting the output data signal level when a select signal is received in a first state.
12. The method of claim 11, wherein resetting the output data signal level includes applying a predetermined voltage level to an output data line of the first inverter.
13. The method of claim 11, wherein resetting the output data signal level includes applying a predetermined voltage level to an output data line of the first inverter when the select signal is received in the first state.
14. The method of claim 11, wherein resetting the output data signal level includes discharging the first inverter when the select signal is received in the first state.
15. The method of claim 11, further comprising driving the output data signal level.
16. The method of claim 15, wherein driving the output data signal level includes applying a predetermined voltage level to an output data line of the first inverter.
17. The method of claim 11, wherein the first inverter includes a skewed inverter.
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 aligning a sheet for simultaneous modification of a plurality of areas on the sheet, comprising:
receiving, by an alignment device, a sheet comprising of a plurality of areas;
performing, by the alignment device, an angular alignment of the sheet, wherein the performing of the angular alignment causes the sheet to become flush to the alignment device;
adjusting, by the alignment device, the sheet to correct for an offset alignment, wherein adjusting the sheet causes the sheet to be aligned with a direction of travel of the sheet;
aligning, by the alignment device, the sheet with the plurality of print heads; and
passing, by a conveyor, the sheet beneath the plurality of print heads.
2. The method of claim 1 wherein aligning, by the alignment device, the sheet with a plurality of print heads further comprises:
modifying, simultaneously by the plurality of print heads, the plurality of areas of the sheet.
3. The method of claim 2 wherein performing, by the alignment device, the angular alignment of the sheet further comprises passing, by the alignment device, the sheet into a pair of stops, wherein the pair of stops angularly align the sheet.
4. The method of claim 2 wherein adjusting, by the alignment device, the sheet to correct for the offset alignment further comprises pulling, by the alignment device, a side of the sheet to correct for the offset alignment.
5. The method of claim 1 wherein aligning, by the alignment device, the sheet with a plurality of print heads further comprises:
transporting, by the alignment device, the sheet over a plurality of angled belts; and
pushing, by a plurality of belts and rollers, the sheet against a straight edge.
6. The method of claim 1 wherein receiving the sheet comprising of a plurality of areas further comprises receiving the sheet comprising of a plurality of areas from a pallet load feeder.
7. The method of claim 1 wherein aligning, by the alignment device, the sheet with the plurality of print heads further comprises aligning, by the alignment device, at least one of the plurality of areas of the sheet with at least one of the plurality of print heads
8. The method of claim 1 wherein the conveyor comprises of a friction conveyor.
9. The method of claim 1 further comprising:
passing, by the conveyor, the sheet to an outfeed conveyor; and
passing, by the outfeed conveyor, the sheet beneath a curing device.
10. The method of claim 9 wherein the outfeed conveyor allows for a variable cure time of the sheet.
11. The method of claim 9 further comprising, passing, by the outfeed conveyor, the sheet to a pallet unload stacker.
12. An alignment device for aligning a sheet with a plurality of print heads wherein the alignment device performs the steps of:
receiving a sheet comprising of a plurality of areas;
performing an angular alignment of the sheet, wherein performing the angular alignment causes the sheet to be flush to the alignment device; and
adjusting the sheet to correct for an offset alignment, wherein the adjusting the sheet causes the sheet to be aligned with a direction of travel of the sheet; and
aligning the sheet with the plurality of print heads.
13. The alignment device of claim 12 wherein the step of aligning the sheet with the plurality of print heads further comprises aligning at least one of the plurality of areas of the sheet with at least one of the plurality of print heads.
14. The alignment device of claim 12 wherein the step of performing the angular alignment of the sheet further comprises passing the sheet into a pair of stops, wherein the pair of stops angularly aligns the sheet.
15. The alignment device of claim 12 wherein the step of adjusting the sheet to correct for the offset alignment further comprises pulling a side of the sheet to correct for the offset alignment.
16. The alignment device of claim 12 wherein the step of aligning the sheet with the plurality of print heads further comprises:
transporting the sheet over a plurality of angled belts; and
pushing, by a plurality of rollers and belts, the sheet against a straight edge.
17. A system for aligning a sheet with a plurality of print heads, the system comprising:
means for receiving a sheet comprising of a plurality of areas;
means for performing an angular alignment of the sheet, wherein performing the angular alignment causes the sheet to be flush to an alignment platform;
means for adjusting the sheet to correct for an offset alignment, wherein the adjusting the sheet causes the sheet to be aligned with a direction of travel of the sheet; and; and
means for aligning the sheet with the plurality of print heads.
18. The system of claim 17 wherein means for aligning the sheet with the plurality of print heads further comprises means for aligning at least one of the plurality of areas of the sheet with at least one of the plurality of print heads.
19. The system of claim 17 wherein means for performing the angular alignment of the sheet further comprises means for passing the sheet into a pair of stops, wherein the pair of stops angularly aligns the sheet.
20. The system of claim 17 wherein means for adjusting the sheet to correct for the offset alignment further comprises means for pulling a side of the sheet to correct for the offset alignment.