Arbitration and crossbar device and method
US7752400B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 14, 2000 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | Aug 11, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/18
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a method and apparatus for crossbar arbitration. In one embodiment, the crossbar arbitration includes a memory, a plurality of functional units that transfer data to and from the memory, a crossbar unit that provides a data path from each unit to the memory, and an arbitration unit that monitors data traffic generated by each functional unit through the crossbar unit and assigns a priority to each functional unit based on the data traffic. In another embodiment, the crossbar arbitration includes a method for data transfer arbitration including monitoring data transfers for a plurality of devices, and assigning a priority to each device corresponding to the amount of data transfers generated by the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.