IP Library Granted Patent US 9,601,467
Granted Patent B1
US 9,601,467 · App. 14/845,150 · Granted Mar 21, 2017

Microelectronic package with horizontal and vertical interconnections

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Quick Facts
Patent No.
US 9,601,467
App. No.
14/845,150
Granted
Mar 21, 2017
Kind
B1
Abstract

In a microelectronic package, a first wire bond wire is coupled to an upper surface of a substrate. A first bond mass is coupled to another end of the first wire bond wire. A second wire bond wire is coupled to the upper surface. A second bond mass is coupled to another end of the second wire bond wire. The first and second wire bond wires laterally jut out horizontally away from the upper surface of the substrate for at least a distance of approximately 2 to 3 times a diameter of both the first wire bond wire and the second wire bond wire. The first wire bond wire and the second wire bond wire are horizontal for the distance with respect to being co-planar with the upper surface within +/−10 degrees.

Claims (81)

1. A microelectronic package, comprising:

a substrate having an upper surface and a lower surface opposite the upper surface;

a first wire bond wire of a first length coupled to the upper surface at a first end of the first wire bond wire;

a first bond mass coupled to a second end of the first wire bond wire;

a second wire bond wire of a second length coupled to the upper surface at a first end of the second wire bond wire;

a second bond mass coupled to a second end of the second wire bond wire;

the first wire bond wire and the second wire bond wire laterally jutting out horizontally away from the upper surface of the substrate for at least a distance of approximately 2 to 3 times a diameter of both the first wire bond wire and the second wire bond wire; and

the first wire bond wire and the second wire bond wire being horizontal for the distance with respect to being co-planar with the upper surface within +/−10 degrees.

2. A microelectronic package, comprising:

a substrate having an upper surface and a lower surface opposite the upper surface;

first wire bond wires of a first length coupled to the upper surface at first ends of the first wire bond wires;

first bond masses coupled to second ends of the first wire bond wires;

the first wire bond wires laterally jutting out from the upper surface of the substrate;

second wire bond wires of a second length coupled to the upper surface at first ends of the second wire bond wires;

second bond masses coupled to second ends of the second wire bond wires;

the second wire bond wires laterally jutting out horizontally away from the upper surface of the substrate for at least a first distance of approximately 2 to 3 times a diameter of a second wire bond wire of the second wire bond wires; and

the second wire bond wire being horizontal for the first distance with respect to being co-planar with the upper surface within +/−10 degrees.

3. The microelectronic package according to claim 2 , wherein:

the first wire bond wires laterally jut out horizontally away from the upper surface of the substrate for at least a second distance of approximately 2 to 3 times a diameter of a first wire bond wire of the first wire bond wires;

the first wire bond wire is horizontal for the second distance with respect to being co-planar with the upper surface within +/−10 degrees; and

the second wire bond wires are interleaved with the first wire bond wires.

4. The microelectronic package according to claim 2 , wherein:

the substrate is an integrated circuit die; and

the first bond masses and the second bond masses respectively interconnect the first wire bond wires and the second wire bond wires to a circuit board or package substrate.

5. The microelectronic package according to claim 4 , wherein the second ends of the second wire bond wires are situated further away from the integrated circuit die than the second ends of the first wire bond wires.

6. The microelectronic package according to claim 4 , wherein the first ends of the second wire bond wires are coupled closer to sides of the integrated circuit die than the first ends of the first wire bond wires.

7. The microelectronic package according to claim 6 , wherein:

the upper surface of the integrated circuit die comprises rows of inner contacts and rows of outer contacts;

the rows of inner contacts being located between the rows of outer contacts;

the first ends of the first wire bond wires coupled to the rows of inner contacts;

the first ends of the second wire bond wires coupled to the rows of the outer contacts; and

the second ends of the first wire bond wires and the second wire bond wires form two rows respectively thereof spaced apart from one another.

8. The microelectronic package according to claim 7 , wherein the first wire bond wires and the second wire bond wires have a same length for forming the two rows of the second ends respectively thereof.

9. The microelectronic package according to claim 7 , wherein the first wire bond wires are shorter than the second wire bond wires for forming the two rows of the second ends respectively thereof.

10. The microelectronic package according to claim 2 , wherein pairs of the first wire bond wires or the second wire bond wires are interconnected to one another at the second ends respectively thereof.

11. The microelectronic package according to claim 4 , wherein:

the integrated circuit die includes an array of sensors for capturing an image; and

the microelectronic package further comprises a glass cover located over, spaced apart from and coupled to the upper surface of the integrated circuit die.

12. The microelectronic package according to claim 11 , wherein:

a lower surface of the glass cover is opposite the upper surface of the integrated circuit die;

the lower surface of the glass cover comprises inner pads and outer pads interconnected to one another;

the inner pads are located between the outer pads;

the first ends of both the first wire bond wires and the second wire bond wires are coupled to the outer pads;

contacts on the upper surface of the integrated circuit die are interconnected to the inner pads;

the second length is longer than the first length; and

the second ends of the first wire bond wires and the second wire bond wires form two rows respectively thereof spaced apart from and interleaved with one another.

13. The microelectronic package according to claim 11 , wherein vertical distance from an upper surface of the glass cover to the lower surface of the integrated circuit die is in a range of approximately 0.5 to 500 microns.

14. The microelectronic package according to claim 4 , wherein:

the integrated circuit die is a first integrated circuit die; and

the microelectronic package further comprises a second integrated circuit die located over, spaced apart from and coupled to the upper surface of the integrated circuit die.

15. The microelectronic package according to claim 4 , the microelectronic package further comprising a discrete electronic component located over and coupled to the upper surface of the integrated circuit die.

16. A microelectronic package, comprising:

first and second substrates having respective upper and lower surfaces defining upper and lower planes;

wire bond wires coupled to the upper surfaces of the first and second substrates at first ends of the wire bond wires;

bond masses extending in the direction from the lower to the upper plane and coupled to second ends of the wire bond wires;

the wire bond wires laterally jutting out from the upper surfaces of the first and second substrates; and

a first of the respective wire bond wires being commonly coupled to a second of the respective wire bond wires at the bond masses.

17. The microelectronic package according to claim 16 , wherein:

the wire bond wires and the bond masses respectively are first wire bond wires and first bond masses; and

the microelectronic package further comprises:

second wire bond wires coupled to the upper surfaces of the first and second substrates at first ends of the second wire bond wires;

second bond masses coupled to second ends of the second wire bond wires;

the second wire bond wires laterally jutting out from the upper surfaces of the first and second substrates; and

a first portion of the second wire bond wires commonly coupled to a second portion of the second wire bond wires at the bond masses.

18. The microelectronic package according to claim 17 , wherein the first wire bond wires and the second wire bond wires are horizontal with respect to being co-planar with the upper surface within +/−10 degrees.

19. The microelectronic package according to claim 17 , wherein the second wire bond wires are interleaved with the first wire bond wires.

20. The microelectronic package according to claim 17 , wherein:

the first and second substrates are respective first and second integrated circuit dies; and

the first bond masses and the second bond masses respectively interconnect the first wire bond wires and the second wire bond wires to a circuit board.

21. A microelectronic package, comprising:

a first substrate having a first upper surface and a first lower surface opposite the first upper surface;

a second substrate having a second upper surface and a second lower surface opposite the second upper surface, the second substrate coupled to the first substrate with the first upper surface facing the second lower surface;

a first wire bond wire coupled to the first upper surface at a first end of the first wire bond wire and extending vertically away from the first upper surface of the first substrate;

a bond mass coupled to a second end of the first wire bond wire;

a second wire bond wire coupled to a contact of the second substrate at a first end of the second wire bond wire and coupled to the bond mass a second end of the second wire bond wire;

the second wire bond wire laterally jutting out horizontally away from the second upper surface of the second substrate for at least a distance of approximately 0.5 to 3 times a diameter of the second wire bond wire; and

the second wire bond wire being horizontal for the distance with respect to being co-planar with the second upper surface within +/−10 degrees.

22. The microelectronic package according to claim 21 , wherein the first wire bond wire is perpendicular with respect to the first upper surface within +/−10 degrees.

23. A microelectronic package, comprising: a first substrate having a first upper surface and a first lower surface opposite the first upper surface; a second substrate having a second upper surface and a second lower surface opposite the second upper surface, the second substrate coupled to the first substrate with the first upper surface facing the second lower surface; a wire bond wire directly coupled to the first upper surface at a first end of the wire bond wire and extending vertically away from the first upper surface of the first substrate; a molding layer covering side portions of both the first substrate and the wire bond wire; and a surface interconnect on the molding layer attached to a contact of the second substrate at a first end of the surface interconnect and attached to a second end of the wire bond wire at a second end of the surface interconnect.

24. The microelectronic package according to claim 23 , wherein the surface interconnect includes a surface trace having a thickness in a range of approximately 2 to 5 microns.

25. The microelectronic package according to claim 23 , wherein the surface interconnect includes a surface bond mass having a thickness in a range of approximately 200 to 300 microns.

Assignments (4)
CHANGE OF NAME Recorded Nov 24, 2025
From: INVENSAS CORPORATION
To: INVENSAS LLC
Reel/Frame 073508/0758 →
CHANGE OF NAME Recorded Nov 24, 2025
From: INVENSAS LLC
To: ADEIA SEMICONDUCTOR TECHNOLOGIES LLC
Reel/Frame 073508/0807 →
SECURITY INTEREST Recorded Jun 1, 2020
From: ROVI SOLUTIONS CORPORATION; ROVI TECHNOLOGIES CORPORATION; ROVI GUIDES, INC.; TIVO SOLUTIONS INC.; VEVEO, INC.; INVENSAS CORPORATION; INVENSAS BONDING TECHNOLOGIES, INC.; TESSERA, INC.; TESSERA ADVANCED TECHNOLOGIES, INC.; DTS, INC.; PHORUS, INC.; IBIQUITY DIGITAL CORPORATION
To: BANK OF AMERICA, N.A.
Reel/Frame 053468/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 3, 2015
From: UZOH, CYPRIAN EMEKA; KATKAR, RAJESH
To: INVENSAS CORPORATION
Reel/Frame 036491/0848 →