Use of radiation-hardened chalcogenide technology for spaceborne reconfigurable digital processing systems
View Patent ↗Chalcogenide technology is used for radiation hardening for spaceborne systems and more particularly in C-RAM form for processors, field programmable gate arrays, startup RAMs, shadow storage and single-chip systems to protect these units.
1. A method for improving the non-volatility and radiation hardening of a spaceborne system involving reconfigurable components comprising the step of providing at least one of the reconfigurable components with reconfigurable chalcogenide-based switching components.
2. The method of claim 1 wherein the switching components are provided as part of a random access memory, thus to provide for radiation hardening thereof.
3. The method of claim 1 , wherein the spaceborne system includes multi-processors and multi-processor architecture.
4. The method of claim 1 , wherein the spaceborne system includes hardware building blocks utilizing the chalcogenide technology, the hardware building blocks taken from the group consisting of arrays of data latches, reprogrammable analog devices, multi-state memory, and field programmable gate arrays.
5. The method of claim 1 , wherein one of the hardware building blocks includes a read-only memory.
6. The method of claim 1 , wherein one of the bardware building blocks is embedded within a chip as a core and includes a field programmable gate array.
7. The method of claim 1 , wherein one of the hardware building blocks includes a random access memory.
8. The method of claim 1 , wherein one of the hardware building blocks includes a shadow state storage having a reversible chalcogenide fuse, wire or configuration bit.
9. The method of claim 1 , wherein the spaceborne system includes software building blocks utilizing the chalcogenide technology and not including hardware building blocks involving programming circuits.
10. The method of claim 9 , wherein at least one of the software building blocks includes a chalcogenide-based memory.
11. The method of claim 1 , wherein the spaceborne system includes a reversible chalcogenide fuse, wire or configuration bit.
12. The method of claim 11 , wherein the spaceborne system includes a switching element and wherein the fuse, wire or configuration bit is in series with the switching element.
13. A method for improving the non-volatility and radiation hardening a spaceborne system, comprising the step of providing the spaceborne system with reconfigurable elements employing chalcogenide-based switching elements.
14. A method for improving the non-volatility and radiation hardening a spaceborne system, comprising the step of providing the spaceborne system with a C-RAM-based ROM.
15. A method for improving the non-volatility and radiation hardening a spaceborne system, comprising the step of providing the system with a C-RAM-based FPGA element embedded within a chip as a core.
16. A method for improving the non-volatility and radiation hardening a spaceborne system, comprising the step of implementing the spaceborne system in a single chip that includes internal C-RAM devices having at least one switching component employing a reversible chalcogenide fuse, wire or configuration chip.
17. The method of claim 16 , wherein the single chip includes at least one C-RAM.