IP Library Granted Patent US 7,923,822
Granted Patent B2
US 7,923,822 · App. 12/762,602 · Granted Apr 12, 2011

Integrated circuit package system including shield

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Quick Facts
Patent No.
US 7,923,822
App. No.
12/762,602
Filed
Apr 19, 2010
Granted
Apr 12, 2011
Kind
B2
Art Unit
2891
USPC
257/659
Abstract

An integrated circuit package system includes: a substrate; a first device attached to the substrate; a shield attached to the substrate and surrounding the first device; apertures formed within the shield; the shield configured to block electromagnetic energy that passes through the apertures; and an encapsulation material deposited through the apertures.

Claims (24)

1. An integrated circuit package system comprising:

a substrate;

a first device attached to the substrate;

a shield attached to the substrate and surrounding the first device, the shield having a projection over a lower side wall with an aperture between the projection and the lower side wall; and

an encapsulation material through the aperture.

2. The system as claimed in claim 1 wherein:

the apertures facilitate dispersion of an encapsulation material.

3. The system as claimed in claim 1 wherein:

the projection of the shield is folded outward.

4. The system as claimed in claim 1 wherein:

the shield includes flanges bent upwards to block electromagnetic energy.

5. The system as claimed in claim 1 wherein:

the shield includes a collar shield to block electromagnetic energy.

6. The system as claimed in claim 1 wherein:

the shield includes a top and sidewalls; and

the apertures are formed within the sidewalls.

7. The system as claimed in claim 1 wherein:

the shield blocks electromagnetic energy by overlapping parts of the shield.

8. The system as claimed in claim 1 further comprising:

a second device formed over the first device, the second device supported by the shield.

9. The system as claimed in claim 1 wherein:

the first device is selected from semiconductor chips and integrated circuit packages that transmit or receive electromagnetic energy.

10. The system as claimed in claim 8 wherein:

the second device is selected from semiconductor chips and integrated circuit packages that transmit or receive electromagnetic energy.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2025
From: STATS CHIPPAC PTE. LTD.
To: STATS CHIPPAC MANAGEMENT PTE. LTD.
Reel/Frame 072788/0917 →
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME ON COVER SHEET FROM STATS CHIPPAC PTE. LTE. TO STATS CHIPPAC PTE. LTD. PREVIOUSLY RECORDED ON REEL 064783 FRAME 0896. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECTIVE CHANGE OF NAME. Recorded Sep 22, 2023
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTD.
Reel/Frame 065015/0917 →
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S NAME ON COVERSHEET FROM STATS CHIPPAC PTE. LTE. TO STATS CHIPPAC PTE. LTD. PREVIOUSLY RECORDED ON REEL 038378 FRAME 0292. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded Sep 14, 2023
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTD.
Reel/Frame 064962/0123 →
CORRECT ERROR IN ASSIGNMENT NAME FROM STATS CHIPPAC PTE. LTE. TO STATS CHIPPAC PTE. LTD. (REEL: 038378 FRAME: 0292) Recorded Aug 30, 2023
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE.LTE.
Reel/Frame 064783/0896 →
RELEASE OF SECURITY INTEREST Recorded Jun 11, 2020
From: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
To: STATS CHIPPAC, INC.; STATS CHIPPAC PTE. LTD. FORMERLY KNOWN AS STATS CHIPPAC LTD.
Reel/Frame 052907/0650 →
CHANGE OF NAME Recorded Apr 7, 2016
From: STATS CHIPPAC LTD.
To: STATS CHIPPAC PTE. LTE.
Reel/Frame 038378/0292 →
SECURITY INTEREST Recorded Aug 6, 2015
From: STATS CHIPPAC, INC.; STATS CHIPPAC LTD.
To: CITICORP INTERNATIONAL LIMITED, AS COMMON SECURITY AGENT
Reel/Frame 036288/0748 →