US4860243A
Expired / Lapsed
US
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Fuzzy logic semifinished integrated circuit
Assignee: Omron Corp
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Filing: 1987-04-23
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Granted: 1989-08-22
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Expires: 2007-04-23
Abstract
Abstract A fuzzy logic circuit comprising a current mirror comprising an FET, a first input current source connected to the input side of the current mirror, a second input current source, a wired OR connected at its input side to the output side of the current mirror and to the second input current source, and an output terminal connected to the output side of the wired OR.
Inventors
- 👤 Fumio Ueno
- 👤 Takeshi Yamakawa
- 👤 Yuji Shirai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:19
CPC Classifications
H; H10; H10D; H10D84/00; H10D84/80; H10D84/811; G; G06; G06G; G06G7/00; G06G7/12; G06G7/14; G06N; G06N7/00; G06N7/02; G06N7/04; G06N7/043; H03; H03K; H03K19/00; H03K19/02; H03K19/08; H03K19/094; H10D84/90; H10D84/903; H10D84/907; Y; Y10; Y10S; Y10S706/00; Y10S706/90
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
109 words
A fuzzy logic semifinished integrated circuit comprising: a base plate, a multiplicity of identical basic circuit elements fabricated on the base plate for constructing desired fuzzy logic circuits operable in a current mode in selected combinations of the basic circuitelements, each of the basic circuit elements comprising a non-wired current mirror which is connectable to construct a bounded-difference circuit with use of connection patterns, each of said fuzzy logic circuits comprising at least one said bonded-difference circuit, and an insulating film formed over the entire surface of the base plate for insulating said basic circuit elements from said connection patterns except for conducting positions of said basic circuit elements.
Claim 2
Dependent Claim
109 words
A fuzzy logic semifinished integrated circuit comprising: a base plate, a multiplicity of identical basic circuit elements fabricated on the base plate for constructing desired fuzzy logic circuits operable in a current mode in selected combinations of the basic circuitelements, each of the basic circuit elements comprising a non-wired current mirror which is connectable to construct a bounded-difference circuit with use of connection patterns, each of said fuzzy logic circuits comprising at least one said bonded-difference circuit, and an insulating film formed over the entire surface of the base plate for insulating said basic circuit elements from said connection patterns except for conducting positions of said basic circuit elements.
Claim 3
Dependent Claim
17 words
A fuzzy logic circuit as in claim 1, wherein said insulating film is a protective insulating film.
Claim 4
Dependent Claim
39 words
A fuzzy logic circuit as in claim 1, wherein said insulating film is formed with contact holes at least at said conducting positions, and a thin conductor film for realizing said connection patterns is formed over the insulating film.
Claim 5
Dependent Claim
53 words
A fuzzy logic circuit as in claim 1, wherein the basic circuit elements each comprise a said current mirror and a non-wired diode, said nsulating film is formed with contact holes at least at said conducting positions, and a thin conductor film for realizing said connection patterns is formed over the insulating film.
Claim 6
Dependent Claim
32 words
A fuzzy logic circuit as in claim 1, wherein the basic circuit elements each comprise a said current mirror and a non-wired diode, from said insulating film is a protective insulating film.
Claim 7
Dependent Claim
86 words
A fuzzy logic semifinished integrated circuit comprising: a base plate, a non-wired current distributor circuit and a non-wired multi-output circuit fabricated on the base plate, said non-wired multi-output circuit having at least three drain regions, one of which is connectable to a common gate, and a common source region, wherein each of said drain regions feeds a current of the same value as that of an input current fed to said source region, and an insulating film formed over the entire surface of the base plate.
Claim 8
Dependent Claim
86 words
A fuzzy logic semifinished integrated circuit comprising: a base plate, a non-wired current distributor circuit and a non-wired multi-output circuit fabricated on the base plate, said non-wired multi-output circuit having at least three drain regions, one of which is connectable to a common gate, and a common source region, wherein each of said drain regions feeds a current of the same value as that of an input current fed to said source region, and an insulating film formed over the entire surface of the base plate.
Claim 9
Dependent Claim
17 words
A fuzzy logic circuit as in claim 6, wherein said insulating film is a protective insulating film.
Claim 10
Dependent Claim
53 words
A fuzzy logic circuit as in claim 6, wherein said insulating film is formed with contact holes at predetermined positions, and a thin conductor film is formed over the insulating film, wherein the current distributor circuit and multi-output circuit are operable in a current mode when they are connected by the conductor film.
Claim 11
Dependent Claim
25 words
A fuzzy logic circuit as in claim 6, further comprising a current distributor non-wired circuit comprising said non-wired multi-output circuit and a non-wired current mirror.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-08-21 | 1993-02-20 | 1993-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-08-21 | 1997-02-20 | 1997-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-08-21 | 2001-02-20 | 2001-08-22 | $7700.00 | Window Closed / Lapsed |