Information collection and storage system with removable memory

Boots – shoes – and leggings

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235 92TC, G06F 1300, G08G 1065

Patent

active

042584302

ABSTRACT:
An information collection and storage system and method wherein pulses representing sensed information are counted and wherein resulting pulse counts are written into a volatile random access memory which forms a part of a detachable battery powered memory pack. The memory pack is selectively removable from the system and has a rechargeable battery which supplies the sole source of operating power for preserving the data stored in the volatile memory both when the memory pack is connected in the system and removed from the system for transit to a data read-out center.

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patent: 3922649 (1975-11-01), Thome
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patent: 3980935 (1976-09-01), Worst
patent: 4005409 (1977-01-01), Feuer
Anderson, R. D. et al., "Volatile Memory Data Retention", IBM T.D.B., vol. 14, No. 9, Feb. 1972, pp. 2712-2713.
"Tiny Computer," Popular Science, Feb. 1977, p. 75.
"Infopac I1/2 Data Terminal," Azur Data Literature, Mar. 1976.

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