Keyboard apparatus and method
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United States of America Patent
Stats
-
May 23, 1989
Issued Date -
N/A
app pub date -
Feb 12, 1987
filing date -
Nov 21, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A chordic keyboard including chordic data entry locations corresponding to the five fingers of the human hand and correlation apparatus for correlating a set of chordic data entry location engagement combinations to a set of letters in accordance with a code which is characterized in that available data entry location engagement combinations are arranged in a plurality of groups, the engagement combinations in each group having a predetermined relationship among their fingering patterns, each group being matched with letters forming a recognizable combination of letters, whereby the fingering patterns are readily memorizable.
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