IP Library Granted Patent US 11,955,418
Granted Patent B2
US 11,955,418 · App. 17/383,918 · Granted Apr 9, 2024

Compact routing package for high frequency isolation

Inventors: Chenxi Huang (San Jose, CA); Yung Chen (San Jose, CA)
Assignee: Cypress Semiconductor Corporation
H01L23/49838H01L24/14H01L2224/14131H01L2224/14515
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Quick Facts
Patent No.
US 11,955,418
App. No.
17/383,918
Granted
Apr 9, 2024
Kind
B2
Abstract

Systems, methods, and devices for a ball grid array with non-linear conductive routing are described herein. Such a ball grid array may include a plurality of solder balls that are electrically coupled by a non-linear conductive routing. The non-linear conductive routing may include a plurality of routing sections where each of the plurality of routing sections is disposed at an angle to adjacent routing sections.

Claims (34)

1. A system comprising:

a printed circuit board; and

a microprocessor, comprising a ball grid array and a substrate, coupled on the printed circuit board, and wherein:

the ball grid array comprises;

a first solder ball;

a second solder ball included in the same ball grid array and disposed on a same surface of the substrate as the first solder ball and adjacent to the first solder ball within the ball grid array; and

the substrate comprises a non-linear conductive routing, electrically coupling the first solder ball and the second solder ball, the non-linear conductive routing comprising, at least:

a first routing section, connected to the first solder ball;

a second routing section connected to the second solder ball and non-linearly coupled to the first routing section, wherein the first solder ball and the second solder ball are separated by at least a portion of a first area, and wherein the non-linear conductive routing is non-linearly disposed within the first area, wherein a length and one or more angles associated with the first routing section and the second routing section are determined based on a size of an area separating adjacent balls within the ball grid array.

2. The system of claim 1 , further comprising:

a memory communicatively coupled to the microprocessor.

3. The system of claim 1 , wherein the non-linear conductive routing further comprises:

a third routing section connected to the first routing section and disposed at a first angle to the first routing section;

a fourth routing section connected to the third routing section and disposed at a second angle to the third routing section; and

a fifth routing section connected to the fourth routing section, coupled to the second routing section, and disposed at a third angle to the fourth routing section.

4. The system of claim 1 , wherein the microprocessor is a field-programmable gate array.

5. The system of claim 1 , further comprising:

a power supply; and

a power management circuitry.

6. A ball grid array comprising:

a first solder ball;

a second solder ball included in a same ball grid array and disposed on a same surface of a substrate as the first solder ball and adjacent to the first solder ball within the ball grid array; and

a non-linear conductive routing electrically coupling the first solder ball and the second solder ball and comprising, at least:

a first routing section connected to the first solder ball; and

a second routing section connected to the second solder ball and non-linearly coupled to the first routing section, wherein the first solder ball and the second solder ball are separated by at least a portion of a first area, wherein the non-linear conductive routing is non-linearly disposed within the first area, and wherein a length and one or more angles associated with the first routing section and the second routing section are determined based on a size of an area separating adjacent balls within the ball grid array.

7. The ball grid array of claim 6 , wherein the non-linear conductive routing comprises at least four changes of routing direction.

8. The ball grid array of claim 6 , wherein the non-linear conductive routing further comprises:

a third routing section connected to the first routing section and disposed at a first angle to the first routing section;

a fourth routing section connected to the third routing section and disposed at a second angle to the third routing section; and

a fifth routing section connected to the fourth routing section, coupled to the second routing section, and disposed at a third angle to the fourth routing section.

9. The ball grid array of claim 6 , wherein the non-linear conductive routing is a portion of the substrate.

10. The ball grid array of claim 9 , wherein the substrate comprises a first layer and a second layer, and wherein the substrate is a portion of a microprocessor.

11. The ball grid array of claim 10 , wherein all of the non-linear conductive routing is disposed within the first layer.

12. The ball grid array of claim 6 , wherein the first solder ball and the second solder ball are separated by a first linear distance, and wherein the non-linear conductive routing comprises a second distance greater than the first linear distance.

Assignments (2)
MERGER Recorded Nov 14, 2025
From: CYPRESS SEMICONDUCTOR CORPORATION
To: INFINEON TECHNOLOGIES AMERICAS CORP.
Reel/Frame 073571/0456 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 1, 2021
From: HUANG, CHENXI; CHEN, YUNG
To: CYPRESS SEMICONDUCTOR CORPORATION
Reel/Frame 057355/0329 →
Continuity (1)
Related Publication 20230022660A1 · Jan 26, 2023