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US5744379A
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US
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Semiconductor device composed of plural semiconductor chips and coupling means which couple the semiconductor chips together
Assignee: Seiko Instruments Inc
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Filing: 1995-06-06
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Granted: 1998-04-28
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Expires: 2015-06-06
Abstract
Abstract The semiconductor image sensor device of the multiple chip mount type is constructed such that electrical and mechanical connections are carried out concurrently among chips. Coupling chips 4 are utilized to couple a plurality of semiconductor image sensor chips 1 with each other, and the couple one semiconductor image sensor chip 1 to a driver substrate 3 which mounts thereon a semiconductor driving chip 2 for driving the semiconductor image sensor chips 1.
Inventors
- 👤 Masaaki Mandai
- 👤 Hitoshi Takeuchi
- 👤 Yutaka Saito
- 👤 Tomoyuki Yoshino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:26
CPC Classifications
H; H10; H10W; H10W90/00; H10W70/00; H10W70/60; H10W70/611; H10W70/62; H10W70/65; H10W90/401; H10W72/00; H10W72/50; H10W72/541; H10W72/5445; H10W72/90; H10W72/931; H10W72/932; H10W90/701; H10W90/751; H10W90/753
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
112 words
A method of producing a semiconductor device comprised of a plurality of semiconductor chips, a semiconductor driving chip for driving the semiconductor chips, a driver substrate for mounting thereon the semiconductor driving chip, and coupling chips, the method comprising: the first step of aligning the semiconductor chips and the driver substrate to set relative positions thereof in a common plane; the second step, performed after the first step, of coupling an adjacent pair of the semiconductor chips with each other and coupling a semiconductor chip and the driver substrate with each other by means of the coupling chips; and the third step of mounting the semiconductor driving chip on the driver substrate.
Claim 2
Independent Claim
112 words
A method of producing a semiconductor device comprised of a plurality of semiconductor chips, a semiconductor driving chip for driving the semiconductor chips, a driver substrate for mounting thereon the semiconductor driving chip, and coupling chips, the method comprising: the first step of aligning the semiconductor chips and the driver substrate to set relative positions thereof in a common plane; the second step, performed after the first step, of coupling an adjacent pair of the semiconductor chips with each other and coupling a semiconductor chip and the driver substrate with each other by means of the coupling chips; and the third step of mounting the semiconductor driving chip on the driver substrate.
Claim 3
Dependent Claim
34 words
A method of producing a semiconductor device according to claim 1; wherein the second step comprises applying an anisotropic electroconductive adhesive to a coupling portion, and applying heat and pressure to the coupling portion.
Claim 4
Dependent Claim
29 words
A method of producing a semiconductor device according to claim 1; wherein the second step comprises utilizing a coupling chip composed of glass for effecting coupling by anodic bonding.
Claim 5
Dependent Claim
29 words
A method of producing a semiconductor device according to claim 1; wherein the third step comprises applying an anisotropic electroconductive adhesive to a coupling portion under heat and pressure.
Claim 6
Dependent Claim
47 words
A method of producing a semiconductor device according to claim 1; wherein the second step comprises mechanically coupling the semiconductor chips with each other and the semiconductor chip and the driver substrate with each other, and thereafter electrically connecting among the semiconductor chips and the driver substrate.
Claim 7
Dependent Claim
24 words
A method of producing a semiconductor device according to claim 5; wherein the second step includes printing an electroconductive material to form electrical connection.
Claim 8
Dependent Claim
20 words
A method of producing a semiconductor device according to claim 1; wherein the semiconductor chips comprise semiconductor image sensor chips.
Claim 9
Dependent Claim
114 words
A method of producing a semiconductor device according to claim 1 wherein: each of the semiconductor chips has two opposed edges and a major surface extending between the two opposed edges; the first step comprises placing one edge of a first one of the semiconductor chips parallel to one edge of a second one of the semiconductor chips; and the second step comprises placing one coupling chip on the major surfaces of the first one and the second one of the semiconductor chips so that the one coupling chip extends between the one edge of the first one of the semiconductor chips and the one edge of the second one of the semiconductor chips.
Claim 10
Independent Claim
109 words
A method of producing a semiconductor device composed of a plurality of semiconductor chips having conductor lines, a semiconductor driving chip for driving the semiconductor chips, a driver substrate for mounting thereon the semiconductor driving chip, and coupling means, the method comprising: in a first step, aligning the semiconductor chips and the driver substrate and coupling the semiconductor chips and the driver substrate via the coupling means to fix relative positions thereof in a common plane; and in a second step, performed after the first step, forming a coupling line made of electrically conductive paste in order to provide electrical connection between corresponding conductor lines on the semiconductor chips.
Claim 11
Independent Claim
109 words
A method of producing a semiconductor device composed of a plurality of semiconductor chips having conductor lines, a semiconductor driving chip for driving the semiconductor chips, a driver substrate for mounting thereon the semiconductor driving chip, and coupling means, the method comprising: in a first step, aligning the semiconductor chips and the driver substrate and coupling the semiconductor chips and the driver substrate via the coupling means to fix relative positions thereof in a common plane; and in a second step, performed after the first step, forming a coupling line made of electrically conductive paste in order to provide electrical connection between corresponding conductor lines on the semiconductor chips.
Claim 12
Dependent Claim
28 words
A method of producing a semiconductor device according to claim 9, wherein said second step comprises blowing the electrically conductive paste onto surface portions of the semiconductor chips.
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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) | 2001-04-27 | 2001-10-27 | 2002-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-04-27 | 2005-10-27 | 2006-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-04-27 | 2009-10-27 | 2010-04-28 | $7700.00 | Window Closed / Lapsed |