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Title:
VARIABLE CIRCUIT
Document Type and Number:
Japanese Patent JP3833547
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a variable circuit whose configuration can be easily modified to create an arbitrary Johnson counter, after creating the circuit.
SOLUTION: At each input side of JK flip-flop sections 11-14, one connection selected from a twist connection with an output side of itself, a straight connection with an output side of flip-flop section on the previous stage, or an twist connection with output sides of two adjacent JK flip-flop sections on the lower stage is made, and at each input side of JK flip-flop sections 21-25, one connection selected from a twist connection with an output side of itself, a straight connection with the output side of flip-flop section on the previous stage, or an straight connection with output sides of two adjacent JK flip-flop sections on the upper stage is made.


Inventors:
Naomi
Application Number:
JP2002046735A
Publication Date:
October 11, 2006
Filing Date:
February 22, 2002
Export Citation:
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Assignee:
International Telecommunications Research Institute Ltd.
International Classes:
H03K23/00; H03K23/54; (IPC1-7): H03K23/00
Domestic Patent References:
JP4361426A
JP7050577A
JP4299614A
JP11068555A
JP3048930A
Attorney, Agent or Firm:
Etsushi Kotani
Kyuichi Ueki
Shinsuke Otsuki