1. A method comprising:
determining that a back-contact solar cell is defective, the back-contact solar cell having a first plurality of interconnect pads at a first edge and a second plurality of interconnect pads at a second edge, the first and second pluralities of interconnect pads having opposite operational charges; and
dicing the back-contact solar cell to define first and second back-contact solar cell sections, the first back-contact solar cell section having at least two interconnect pads, of the plurality of interconnect pads, at each of first and second opposed edges thereof, wherein the dicing comprises forming at least two dice lines that extend transversely across the back-contact solar cell, between the opposed edges, to define the first back-contact solar cell section there between, such that the at least two interconnect pads are present at each of a pair of opposed edges of the first back-contact solar cell section.
2. The method of claim 1, wherein the determining of the back-contact solar cell as being defective comprises performing a thermal imaging test to detect a failure of the back-contact solar cell.
3. The method of claim 1, wherein the determining of the back-contact solar cell as being defective comprises performing an efficiency test to detect conversion efficiency of the back-contact solar cell.
4. The method of claim 3, wherein the performing of the efficiency test to detect conversion efficiency of the back-contact solar cell comprises performing a luminescence test.
5. The method of claim 3, wherein the performing of the efficiency test to detect conversion efficiency of the back-contact solar cell comprises performing an electroluminescence test.
6. The method of claim 3, wherein the performing of the efficiency test to detect conversion efficiency of the back-contact solar cell comprises performing a photoluminescence test.
7. The method of claim 1, wherein the forming of the at least two dice lines is performed using at least one of a laser, a water jet, and a mechanical saw.
8. The method of claim 1, including determining that the first back-contact solar cell section is non-defective, and including the first back-contact solar cell section in a solar panel assembly based on the determination.
9. The method of claim 1, further comprising:
interconnecting the at least two interconnect pads of the first back-contact solar cell section to at least two further interconnect pads of a further back-contact solar cell section; and
securing the first back-contact solar cell section and the further back-contact solar cell section in a solar panel assembly.
10. A system comprising:
a testing device configured to determine that a back-contact solar cell is defective, the back-contact solar cell having a plurality of interconnect pads at each edge of a pair opposed edges of a back-contact solar cell; and
dicing apparatus configured to divide the back-contact solar cell into at least first and second back-contact solar cell sections, the first back-contact solar cell section having at least two interconnect pads of the plurality of interconnect pads at each edge of a pair of opposed edges of the first back-contact solar cell section, wherein the dicing apparatus is configured to form at least two dice lines that extend transversely across the back-contact solar cell, between the opposed edges, to define the first back-contact solar cell section there between, such that the at least two interconnect pads are present on the first back-contact solar cell section.
11. The system of claim 10, wherein the testing device is a thermal imaging tester configured to detect a failure of the back-contact solar cell.
12. The system of claim 10, wherein the dicing apparatus is at least one of a laser, a water jet, and a mechanical saw.
13. The system of claim 10, wherein the testing device is configured to determine that the first back-contact solar cell section is non-defective.
14. A method comprising:
determining that a back-contact solar cell is defective, the back-contact solar cell having a first plurality of interconnect pads at a first edge and a second plurality of interconnect pads at a second edge, the first and second pluralities of interconnect pads having opposite operational charges; and
dicing the back-contact solar cell to define first and second back-contact solar cell sections, the first back-contact solar cell section having at least two interconnect pads, of the plurality of interconnect pads, at each of first and second opposed edges thereof, wherein the back-contact solar cell has three interconnect pads at each edge of the opposed edges, and wherein the dicing comprises dicing the back-contact solar cell to define first, second and third sections, the second and third sections comprising edge sections, and the first back-contact solar cell section having the three interconnect pads at each of the first and the second opposed edges thereof.
15. A system comprising:
a testing device configured to determine that a back-contact solar cell is defective, the back-contact solar cell having a plurality of interconnect pads at each edge of a pair opposed edges of a back-contact solar cell; and
dicing apparatus configured to divide the back-contact solar cell into at least first and second back-contact solar cell sections, the first back-contact solar cell section having at least two interconnect pads of the plurality of interconnect pads at each edge of a pair of opposed edges of the first back-contact solar cell section, wherein the back-contact solar cell has three interconnect pads at each edge of the opposed edges, and wherein the dicing apparatus is configured to dice the back-contact solar cell to define first, second and third sections, the second and third sections comprising edge sections, and the first section having the three interconnect pads at each edge of the opposed edges thereof.
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. An apparatus, comprising:
an input for receiving a signal from a communication channel;
a matched filter for processing the signal thereby generating a plurality of matched filter output signals including inter-code interference (ICI); and
an equalizer for mitigating the ICI within the plurality of matched filter output signals using at least one ICI coefficient based on at least one element of a cross-correlation matrix characterizing coupling of the ICI among the plurality of matched filter output signals.
2. The apparatus of claim 1, wherein:
the signal received from the communication channel including at least one additional ICI therein being manifested as the ICI included within the plurality of matched filter output signals during processing of the signal within the matched filter; and
the ICI within the plurality of matched filter output signals included within at least two of the plurality of matched filter output signals.
3. The apparatus of claim 1, wherein:
the signal received from the communication channel including at least one additional ICI therein being manifested as the ICI included within the plurality of matched filter output signals during processing of the signal within the matched filter; and
the ICI within the plurality of matched filter output signals included only within a subset of the plurality of matched filter output signals.
4. The apparatus of claim 1, wherein:
the at least one ICI coefficient based on a subset of elements of the cross-correlation matrix characterizing coupling of the ICI among the plurality of matched filter output signals.
5. The apparatus of claim 1, wherein:
the cross-correlation matrix including a plurality of zero-valued elements and a plurality of non-zero elements; and
the plurality of non-zero elements being band-diagonal within the cross-correlation matrix.
6. The apparatus of claim 1, wherein:
the signal being a synchronous code division multiple access (SCDMA) signal.
7. The apparatus of claim 6, wherein:
the equalizer generating a plurality of ICI-reduced soft symbol decisions corresponding to a plurality of spreading codes of the SCDMA signal.
8. The apparatus of claim 6, wherein:
the plurality of matched filter output signals including a plurality of de-spread symbols including ICI therein; and
each of the plurality of de-spread symbols corresponding to respective one of a plurality of spreading codes of the SCDMA signal.
9. The apparatus of claim 1, wherein:
the plurality of matched filter output signals including a plurality of de-spread symbols including ICI therein;
each of the plurality of de-spread symbols corresponding to respective one of a plurality of transmitter devices; and
the plurality of de-spread symbols transmitted simultaneously from the plurality of transmitter devices to the apparatus.
10. The apparatus of claim 1, wherein:
the apparatus being a cable modem; and
the signal being transmitted to the cable modem from a cable termination system (CMTS).
11. An apparatus, comprising:
an input for receiving a synchronous code division multiple access (SCDMA) signal from a communication channel, the SCDMA signal corresponding to simultaneous transmissions from a plurality of transmitter devices;
a matched filter for processing the SCDMA signal thereby generating a plurality of matched filter output signals including inter-code interference (ICI); and
an equalizer for mitigating the ICI within the plurality of matched filter output signals using at least one ICI coefficient based on at least one element of a cross-correlation matrix characterizing coupling of the ICI among the plurality of matched filter output signals and for generating a plurality of ICI-reduced soft symbol decisions corresponding to a plurality of spreading codes of the SCDMA signal.
12. The apparatus of claim 11, wherein:
the cross-correlation matrix including a plurality of zero-valued elements and a plurality of non-zero elements; and
the plurality of non-zero elements being band-diagonal within the cross-correlation matrix.
13. The apparatus of claim 11, wherein:
the plurality of matched filter output signals including a plurality of de-spread symbols including ICI therein;
each of the plurality of de-spread symbols corresponding to respective one of a plurality of spreading codes of the SCDMA signal;
each of the plurality of spreading codes corresponding to respective one of a plurality of transmitter devices; and
the plurality of de-spread symbols transmitted simultaneously from the plurality of transmitter devices to the apparatus.
14. A method, comprising:
receiving a signal from a communication channel;
performing matched filter processing on the signal thereby generating a plurality of matched filter output signals including inter-code interference (ICI); and
mitigating the ICI within the plurality of matched filter output signals in accordance with equalization by using at least one ICI coefficient based on at least one element of a cross-correlation matrix characterizing coupling of the ICI among the plurality of matched filter output signals.
15. The method of claim 14, wherein:
the cross-correlation matrix including a plurality of zero-valued elements and a plurality of non-zero elements; and
the plurality of non-zero elements being band-diagonal within the cross-correlation matrix.
16. The method of claim 14, wherein:
the signal being a synchronous code division multiple access (SCDMA) signal.
17. The apparatus of claim 16, further comprising:
in accordance with the equalization, generating a plurality of ICI-reduced soft symbol decisions corresponding to a plurality of spreading codes of the SCDMA signal.
18. The apparatus of claim 16, wherein:
the plurality of matched filter output signals including a plurality of de-spread symbols including ICI therein; and
each of the plurality of de-spread symbols corresponding to respective one of a plurality of spreading codes of the SCDMA signal.
19. The method of claim 14, wherein:
the plurality of matched filter output signals including a plurality of de-spread symbols including ICI therein;
each of the plurality of de-spread symbols corresponding to respective one of a plurality of transmitter devices; and
the plurality of de-spread symbols transmitted simultaneously from the plurality of transmitter devices to the apparatus.
20. The method of claim 14, further comprising:
receiving the signal from a cable termination system (CMTS); and wherein:
the method being performed within a cable modem.