Computer Memory Timeline 3 - Timeline Help

Computer memory timeline 3 of 4 from 1969 to 1984 at Timeline Help.

- 1969 - 1970 - 1971 - 1972 - 1974 - 1975 - 1976 - 1977 - 1978 - 1979 - 1980 - 1981 - 1983 - 1984

Intel creates a 1 Kilobyte RAM chip. German physicist Walter Schottky invents a semiconductor diode that increases bipolar logic and memory speed, he calls it the Schottky-Barrier Diode. AT&T Bell Laboratories presents the multitasking virtual memory Unix. First generally available Dynamic RAM 256-bit programmable semiconductor memory chip, the Intel 1103i. MOS Dynamic RAM is invented. The 256-byte erasable read-only memory EROM Intel 1701 chip. Intel invents the CPU 14004 Microprocessor unit. The erasable and programmable Read Only Memory or EPROM is launched. First personal computer Kenbak-1with a 256-byte memory. Hewlett-Packard presents the solid-state memory HP-35. Control Data Corporation builds the 64-bit word CDC Star-100 vector computer. Intel is granted patent for a digital multichip computer memory. This is a very important event for Intel in computer memory timeline 3. Scelbi 8H with a 4-kilobytes internal memory and an Intel 8008 microprocessor. MIT presents the Altair 8080 personal computer kit, with 256-bytes up to 12-kilobytes of memory boards. American computer engineer Lee Felsenstein designs the first memory-mapped alphanumeric Video Display Module or VDM. Cray Research presents the 64-bit word Cray-1. Tandy Radio Shack TRS-80 desktop computer with 4 kilobytes memory. Commodore Personal Electronic Transactor or PET with 4- up to 8-kilobytes memory. Digital Equipment Corporation creates 32-bit VAX 11/780 with 4.3 gigabytes virtual memory device. Intel 808616-bit processor. The Motorola 68000 computer memory chip is developed. The 5 1/2" Winchester disk drive floppy by Shugart and Associates. The Osborne I 64-kilobytes memory and 2 FDD disk drives for 5 1/4" floppy's. The Commodore VIC-20, the Commodore 64, and the IBM PC are introduced. The Apple Motorola 68000 Lisa with 1 megabyte RAM and the 64-bit Elxsi 6400 are is launched. NOR and NAND flash memoryis invented by Toshiba. The Apple Macintosh with 128KB of memory plus a 3.5" 400-kilobyte floppy disk drive, and the IBM PC Jr. and PC-AT Intel 80286 are presented.

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Bibliography of the Computer Memory Timeline 3

Meyer, U, Sanders, P and Sibeyn, J (2003). Algorithms for Memory Hierarchies. Advanced Lectures. Lecture Notes in Computer Science.
Memory Patent Mapping Report (2004). Electrical Computers And Digital Processing Systems.
Goldreich, O, Rosenberg, A and Selman, A L (2006). Theoretical Computer Science. Essays in Memory of Shimon Even.



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