said alphabetic keyboard device being connected to said first and second inputs
in accordance with predetermined mapping of alphabetic representations to
numeric keys provided on a standard 12-key telephone keypad
by assigning a single letter to each of said alphabetic keys for generating
the dialing signal at the output of said dialing circuit; and
means for coupling the telephone dialing circuit from the output of said telephone dialing
circuit to the communication path.
Bhagavatula Claim 14 which is identical to Solomon Claim 6
An alphabetic keyboard device for use with a telephone dialing circuit having
plural first inputs and
plural second inputs,
the keyboard device comprising
a plurality of switch contacts
each corresponding to a single letter of the alphabet assigned to an
alphabetic key,
which switch contacts are connectable with one of the first inputs and with
one of the second inputs of the dialing circuit
to connect said one of the first inputs and said one of the second
inputs together,
said alphabetic keyboard device being connected to said first and second inputs in
accordance with predetermined mapping of alphabetic representations to numeric keys
provided on a standard 12-key telephone keypad
by assigning a single letter to each of said alphabetic keys for generating the dialing
signal at the output of said dialing circuit.
Bhagavatula Claim 19 which is identical to Solomon Claim 11
A telephone dialing method comprising the steps of:
providing an alphabetic keyboard
having a single alphabetic letter assigned to one of a plurality of switch contacts,
each alphabetic key of the alphabetic keyboard corresponding to different letters
thereon;
relating each key of the alphabetic keyboard to a numeric digit in accordance with a
predetermined dialing plan;
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Last modified: November 3, 2007