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US6031284A Expired / Lapsed US ⏱️ 0.0 years remaining

Package body and semiconductor chip package using same

Assignee: SK Hynix Inc
•
Filing: 1998-02-11
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Granted: 2000-02-29
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Expires: 2018-02-11
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Abstract

Abstract A package for housing an electronic device without the use of wire bonds includes a package body with a first cavity formed in its top surface, and a second cavity formed in a bottom surface of the first cavity. A plurality of signal lines in the package body connect the bottom surface of the second cavity to the bottom surface of the package body. A semiconductor chip package incorporating the package of the present invention further includes a semiconductor chip mounted in the package body. Bonding pads on the semiconductor chip are connected to the signal lines on the bottom surface of the second cavity via electrically conductive bumps.

Inventors

  • 👤 Chi-Jung Song

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 12:18
CPC Classifications
H; H10; H10W; H10W70/00; H10W70/60; H10W70/67; H10W70/68; H10W74/00; H10W74/01; H10W72/00; H10W72/071; H10W90/00; H10W90/701; H10W70/62; H10W70/65; H10W70/654; H10W70/655; H10W70/682; H10W72/072; H10W72/07251; H10W72/20; H10W72/50; H10W72/551; H10W72/552; H10W72/851; H10W72/874; H10W72/884; H10W72/90; H10W72/941; H10W72/9415; H10W74/10; H10W74/131; H10W74/142; H10W90/721; H10W90/724; H10W90/731; H10W90/734

Claims Analysis

Total Claims: 36
Claim 1
Independent Claim 80 words
A package for housing an electronic device, comprising: a package body; a first cavity formed in a top surface of the package body; a second cavity formed in a bottom surface of the first cavity; a plurality of signal lines connecting a bottom surface of the second cavity to a bottom surface of the package body; and a plurality of first through holes extending from the bottom surface of the second cavity to the bottom surface of the package body.
Claim 2
Dependent Claim 80 words
A package for housing an electronic device, comprising: a package body; a first cavity formed in a top surface of the package body; a second cavity formed in a bottom surface of the first cavity; a plurality of signal lines connecting a bottom surface of the second cavity to a bottom surface of the package body; and a plurality of first through holes extending from the bottom surface of the second cavity to the bottom surface of the package body.
Claim 3
Dependent Claim 40 words
The package in accordance with claim 1, further comprising: a plurality of second through holes at peripheral portions of the package body and extending from the top surface of the package body to the bottom surface of the package body.
Claim 4
Dependent Claim 34 words
The package in accordance with claim 2, further comprising at least one dummy ball attached to at least one of the first and second through holes at the bottom surface of the package body.
Claim 5
Dependent Claim 36 words
The package in accordance with claim 1, further comprising a material, for improving adhesion between the package body and a molding compound, formed on a peripheral edge portion of the bottom surface of the first cavity.
Claim 6
Dependent Claim 25 words
The package in accordance with claim 4, wherein the material for improving adhesion between the package body and the molding compound comprises a metallic plate.
Claim 7
Dependent Claim 32 words
The package in accordance with claim 1, wherein portions of the signal lines are exposed at the bottom surface of the second cavity and at the bottom surface of the package body.
Claim 8
Dependent Claim 56 words
The package in accordance with claim 6, further comprising: a plurality of anisotropic conductive members attached to the exposed portions of the signal lines at the bottom surface of the second cavity; and a plurality of electrically conductive balls attached to the exposed portions of the signal lines at the bottom surface of the package body.
Claim 9
Dependent Claim 20 words
The package body in accordance with claim 1, wherein the plurality of signal lines comprise a plurality of metallic patterns.
Claim 10
Dependent Claim 96 words
A semiconductor chip package, comprising: a package body; a first cavity formed in a top surface of the package body; a second cavity formed in a bottom surface of the first cavity; a plurality of signal lines connecting a bottom surface of the second cavity to a bottom surface of the package body; a semiconductor chip having a plurality of bonding pads attached thereon; a plurality of electrically conductive bumps coupling the bonding pads to corresponding ones of the signal lines; and a plurality of anisotropic conductive members attached to exposed portions of the signal lines.
Claim 11
Dependent Claim 96 words
A semiconductor chip package, comprising: a package body; a first cavity formed in a top surface of the package body; a second cavity formed in a bottom surface of the first cavity; a plurality of signal lines connecting a bottom surface of the second cavity to a bottom surface of the package body; a semiconductor chip having a plurality of bonding pads attached thereon; a plurality of electrically conductive bumps coupling the bonding pads to corresponding ones of the signal lines; and a plurality of anisotropic conductive members attached to exposed portions of the signal lines.
Claim 12
Dependent Claim 19 words
The semiconductor chip package in accordance with claim 9, further comprising a filing agent formed in the second cavity.
Claim 13
Dependent Claim 28 words
The semiconductor chip package in accordance with claim 10, wherein an upper surface of the filling agent is substantially co-planer with the bottom surface of the first cavity.
Claim 14
Dependent Claim 19 words
The semiconductor chip package in accordance with claim 9, further comprising a molding compound formed in the first cavity.
Claim 15
Dependent Claim 38 words
The semiconductor chip package in accordance with claim 12, further comprising a material, for improving adhesion between the package body and the molding compound, formed on a peripheral edge portion of the bottom surface of the first cavity.
Claim 16
Dependent Claim 35 words
The package in accordance with claim 13, wherein the molding compound comprises an epoxy molding compound, and wherein the material for improving adhesion between the package body and the molding compound comprises a metallic plate.
Claim 17
Dependent Claim 24 words
The semiconductor chip package in accordance with claim 12, wherein a top surface of the semiconductor chip is not covered by the molding compound.
Claim 18
Dependent Claim 40 words
The semiconductor chip package in accordance with claim 15, wherein the top surface of the semiconductor chip, a peripheral edge portion of the top surface of the package body and a top surface of the molding compound are substantially co-planar.
Claim 19
Dependent Claim 34 words
The semiconductor chip package in accordance with claim 9, wherein portions of the signal lines are exposed at the bottom surface of the second cavity and at the bottom surface of the package body.
Claim 20
Dependent Claim 32 words
The semiconductor chip package of claim 17 further comprising: a plurality of electrically conductive balls attached to the exposed portions of the signal lines at the bottom surface of the package body.
Claim 21
Dependent Claim 66 words
The semiconductor chip package in accordance with claim 9, further comprising: a plurality of first through holes extending from the bottom surface of the second cavity to the bottom surface of the package body; and a plurality of second through holes at peripheral portions of the package body and extending from the top surface of the package body to the bottom surface of the package body.
Claim 22
Dependent Claim 36 words
The semiconductor chip package in accordance with claim 19, further comprising at least one dummy ball attached to at least one of the first and second through holes at the bottom surface of the package body.
Claim 23
Dependent Claim 21 words
The semiconductor chip package in accordance with claim 9, wherein the plurality of signal lines comprise a plurality of metallic patterns.
Claim 24
Dependent Claim 64 words
A package for housing an electronic device comprising: a package body; a cavity formed in a top surface of the package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body; and a material, for improving adhesion between the package body and a molding compound, formed on a bottom surface of the cavity.
Claim 25
Dependent Claim 64 words
A package for housing an electronic device comprising: a package body; a cavity formed in a top surface of the package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body; and a material, for improving adhesion between the package body and a molding compound, formed on a bottom surface of the cavity.
Claim 26
Dependent Claim 25 words
The package in accordance with claim 22, wherein the material for improving adhesion between the package body and the molding compound comprises a metallic plate.
Claim 27
Dependent Claim 36 words
The package in accordance with claim 23, wherein the cavity comprises: a first recess formed in a top surface of the package body; and a second recess formed in a bottom surface of the first recess.
Claim 28
Dependent Claim 29 words
The package in accordance with claim 24, wherein the plurality of signal lines connect a bottom surface of the second recess to a bottom surface of the package body.
Claim 29
Dependent Claim 36 words
The package in accordance with claim 24, wherein the material for improving adhesion between the package body and the molding compound is formed on a peripheral edge portion of the bottom surface of the first recess.
Claim 30
Dependent Claim 89 words
A package for housing an electronic device comprising: a package body; a cavity formed in a top surface in a package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body, wherein portions of the signal lines are exposed at the bottom surface of the cavity and at the bottom surface of the package body; and a plurality of anisotropic conductive members attached to the exposed portions of the signal lines at the bottom surface of the cavity.
Claim 31
Dependent Claim 89 words
A package for housing an electronic device comprising: a package body; a cavity formed in a top surface in a package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body, wherein portions of the signal lines are exposed at the bottom surface of the cavity and at the bottom surface of the package body; and a plurality of anisotropic conductive members attached to the exposed portions of the signal lines at the bottom surface of the cavity.
Claim 32
Dependent Claim 36 words
The package in accordance with claim 27, wherein the cavity comprises: a first recess formed in a top surface of the package body; and a second recess formed in a bottom surface of the first recess.
Claim 33
Dependent Claim 29 words
The package in accordance with claim 28, wherein the plurality of signal lines connect a bottom surface of the second recess to a bottom surface of the package body.
Claim 34
Dependent Claim 32 words
The package in accordance with claim 27, further comprising a plurality of electrically conductive balls attached to the exposed portions of the signal lines at the bottom surface of the package body.
Claim 35
Dependent Claim 146 words
A package for housing an electronic device, comprising: a package body; a cavity formed in a top surface of the package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body, wherein portions of the signal lines are exposed at the bottom surface of the cavity and at the bottom surface of the package body; a plurality of first through holes extending from the bottom surface of the second cavity to the bottom surface of the package body; a plurality of second through holes at peripheral portions of the package body and extending from the top surface of the package body to the bottom surface of the package body; and at least one dummy ball attached to at least one of the first and second through holes at the bottom surface of the package body.
Claim 36
Dependent Claim 146 words
A package for housing an electronic device, comprising: a package body; a cavity formed in a top surface of the package body; a plurality of signal lines connecting a bottom surface of the cavity to a bottom surface of the package body, wherein portions of the signal lines are exposed at the bottom surface of the cavity and at the bottom surface of the package body; a plurality of first through holes extending from the bottom surface of the second cavity to the bottom surface of the package body; a plurality of second through holes at peripheral portions of the package body and extending from the top surface of the package body to the bottom surface of the package body; and at least one dummy ball attached to at least one of the first and second through holes at the bottom surface of the package body.

References Cited (Backward Citations)

US5043794A Cited
US5241133A Cited
US5355283A Cited
US5838061A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2003-02-28 2003-08-30 2004-02-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2007-02-28 2007-08-30 2008-02-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2011-02-28 2011-08-30 2012-02-29 $7700.00 Window Closed / Lapsed

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