IP Library Granted Patent US 7,350,294
Granted Patent B2
US 7,350,294 · App. 11/364,728 · Granted Apr 1, 2008

Method of electroplating a plurality of conductive fingers

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Quick Facts
Patent No.
US 7,350,294
App. No.
11/364,728
Granted
Apr 1, 2008
Kind
B2
Abstract

A method of electroplating may include placing a pair of conductive fingers in proximity to an edge of a circuit board, where the pair are coupled to be electrically isolated, and where the pair are substantially longitudinally oriented away from the edge. A trace electrically couples the pair of conductive fingers via a shortest path between the pair of conductive fingers. A plating bar is electrically coupled to one of the pair of conductive fingers and thereafter electroplating the pair of conductive fingers via the plating bar. Subsequent to electroplating, laser drilling the trace to electrically isolate the pair of conductive fingers.

Claims (29)

1. A method of electroplating, comprising:

on a surface of a circuit board, wherein the circuit board is coupled to electrically interface with a connecting member, placing a front conductive finger inset a first distance from an edge;

on the surface, placing a rear conductive finger inset a second distance from the edge, where the second distance is larger than the first distance;

a trace electrically coupling the front conductive finger to the rear conductive finger via a shortest path between the front conductive finger and the rear conductive finger;

electrically coupling a plating bar to the front conductive finger;

electroplating the front conductive finger and the rear conductive finger via the plating bar; and

subsequent to electroplating, laser drilling the trace to electrically isolate the front conductive finger from the rear conductive finger.

2. The method of claim 1 , wherein the rear conductive finger is substantially in line with the front conductive finger.

3. The method of claim 1 , wherein the rear conductive finger is substantially offset from the front conductive finger.

4. The method of claim 1 , wherein the front conductive finger and the rear conductive finger are comprised of a first conductive material, and wherein electroplating comprises electroplating with a second conductive material.

5. The method of claim 1 , wherein laser drilling comprises using a laser via drill to sever the trace.

6. The method of claim 5 , wherein the laser via drill drilling substantially to a capture pad beneath the surface of the circuit board.

7. The method of claim 1 , further comprising subsequent to electroplating, severing the plating bar from the front conductive finger.

8. The method of claim 1 , wherein the circuit board is an edge connector coupled to be inserted into the connecting member.

9. The method of claim 1 , wherein the circuit board is an Advanced Mezzanine Card (AMC) module.

10. A method of electroplating, comprising:

placing a pair of conductive fingers in proximity to an edge of a circuit board, wherein the pair are coupled to be electrically isolated, wherein the pair are substantially longitudinally oriented away from the edge and wherein the circuit board is coupled to electrically interface with a connecting member;

a trace electrically coupling the pair of conductive fingers via a shortest path between the pair of conductive fingers;

electrically coupling a plating bar to one of the pair of conductive fingers;

electroplating the pair of conductive fingers via the plating bar; and

subsequent to electroplating, laser drilling the trace to electrically isolate the pair of conductive fingers.

11. The method of claim 10 , wherein the pair of conductive fingers are substantially in line with one another.

12. The method of claim 10 , wherein the pair of conductive fingers are substantially offset from one another.

13. The method of claim 10 , wherein the pair of conductive fingers are comprised of a first conductive material, and wherein electroplating comprises electroplating with a second conductive material.

14. The method of claim 10 , wherein laser drilling comprises using a laser via drill to sever the trace.

15. The method of claim 14 , wherein the laser via drill drilling substantially to a capture pad beneath a surface of the circuit board.

16. The method of claim 10 , further comprising subsequent to electroplating, severing the plating bar from the one of the pair of conductive fingers.

17. The method of claim 10 , wherein the circuit board is an edge connector coupled to be inserted into the connecting member.

18. The method of claim 10 , wherein the circuit board is an Advanced Mezzanine Card (AMC) module.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 22, 2008
From: MOTOROLA, INC.
To: EMERSON NETWORK POWER - EMBEDDED COMPUTING, INC.
Reel/Frame 020540/0714 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 5, 2008
From: MOTOROLA, INC.
To: EMERSON NETWORK POWER-EMBEDDED COMPUTING, INC.
Reel/Frame 020466/0739 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 27, 2006
From: YOUNG, ROBERT T.
To: MOTOROLA, INC.
Reel/Frame 017632/0453 →