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.
Abstract: A toy including apparatus for producing a desired sequence of sounds and chordic keyboard apparatus for operating same. The desired sequence of sounds may be human speech, music or any other desired sequence of sounds. In a preferred embodiment of the invention a talking doll is provided.
Type:
Grant
Filed:
January 27, 1982
Date of Patent:
May 14, 1985
Assignee:
Ergoplic Ltd., An Israel Company
Inventors:
Oded Berman, Zohar Eilam, Zeev B. Itzchak