Bus interface controller for computer graphics

Details Bus interface controller for computer graphics Bus interface controller for computer graphics

1988-12-19

1991-12-03

Fleming, Michael R.

Boots, shoes, and leggings

3642407, 364942, 34082503, 34082589, 364DIG1, 364DIG2, G06F 1300

Patent

active

050704494

ABSTRACT:
A bus interface controller for use in a digital information system. The bus interface comprises more than four bi-directional data channels which are multiplexed so as to accomplish switching of data from any channel to any or all of the remaining channels. The device is preferably embedded in a substate comprising gallium arsenide material and operates at a frequency of at least 25 MHz.

REFERENCES:
patent: 4214213 (1980-07-01), Ferrie
patent: 4471456 (1984-09-01), Branigin et al.
patent: 4717912 (1988-01-01), Harvey et al.
patent: 4761647 (1988-08-01), Hallenbeck et al.
patent: 4787064 (1988-11-01), Wagner
patent: 4852083 (1989-07-01), Niehaus et al.
Texas Instruments, SN74AS8840, Digital Crossbar Switch, (see U.S. Pat. No. 4,852,083 above) Specification.
Advanced Micro Devices (AMD), AM29C983 9-Bit.times.4-Part Multiple Bus Exchange Specification.

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