Selecting sectors in a storage medium

Details Selecting sectors in a storage medium Selecting sectors in a storage medium

1993-06-16

1995-09-05

Psitos, Aristotelis

Dynamic information storage or retrieval

Storage medium structure

369 58, 369 52, 369282, G11B 700

Patent

active

054485509

ABSTRACT:
Selecting different sectors in a storage medium using switches on the storage medium, instead of programming the instrument reading the storage medium. Each switch has a switching material. The switching material can be located at more than one interchangeable position. The position determines the priority of its corresponding sector as compared to other sectors. The location of the switching material is determined electronically. Switching materials suitable for the present invention include a reflective material, an opaque material, a reflective concave material, a convex lens, a prism, a set of lines, a magnetic material and a flexible reflective membrane.

REFERENCES:
patent: 5058092 (1991-10-01), Miyaska
patent: 5151313 (1992-09-01), Takeuchi et al.
patent: 5258974 (1993-11-01), Ishimura et al.
patent: 5303225 (1994-04-01), Satoh et al.

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