IP Library Granted Patent US 11,158,441
Granted Patent B1
US 11,158,441 · App. 17/143,894 · Granted Oct 26, 2021

High-speed cable drain wire system

Inventors: Sandor Farkas (Round Rock, TX); Bhyrav Mutnury (Round Rock, TX)
Assignee: Dell Products L.P.
H01B11/1091H01B11/16H01R13/56H01R13/65915
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Quick Facts
Patent No.
US 11,158,441
App. No.
17/143,894
Granted
Oct 26, 2021
Kind
B1
Abstract

A high-speed cable drain wire system includes a cable shield housing conductor(s), an insulator subsystem that surrounds the conductor(s), and drain wire subsystem(s) that each have at least one drain wire strand, and with each drain wire strand including a plurality of drain wires. The plurality of drain wires in each drain wire strand may be positioned in a side-by-side orientation or a twisted orientation, and when the at least one drain wire strand included a the plurality of drain wire strands, the plurality of drain wire strands in each drain wire subsystem may be positioned in a braided orientation or a twisted orientation. In response to routing the cable, a bend may be produced in the drain wire subsystem(s), and the plurality of drain wires in each drain wire strand are configured to experience a stress that is less than a stress threshold in response to the bend.

Claims (47)

1. A high-speed cable drain wire system, comprising:

a cable shield;

a first conductor that is housed in the cable shield;

an insulator subsystem that surrounds the first conductor and that is housed in the cable shield; and

a first drain wire subsystem that is housed in the cable shield and that includes a plurality of first drain wire strands that are provided in a first type of orientation, wherein each first drain wire strand includes a plurality of first drain wires that are provided in a second type of orientation.

2. The system of claim 1 , further comprising:

a second conductor that is housed in the cable shield, wherein the insulator subsystem surrounds the second conductor; and

a second drain wire subsystem that is housed in the cable shield and that includes at least one second drain wire strand, wherein each second drain wire strand includes a plurality of second drain wires.

3. The system of claim 1 , wherein the second type of orientation is a side-by-side orientation.

4. The system of claim 1 , wherein the second type of orientation is a twisted orientation.

5. The system of claim 1 , wherein the first type of orientation is a braided orientation.

6. The system of claim 1 , wherein the first type of orientation is a twisted orientation.

7. An Information Handling System (IHS), comprising:

a processing system;

a memory system that is coupled to the processing system and that includes instructions that, when executed by the processing system, cause the processing system to provide a signal transmission engine; and

a cable that is coupled to the processing system, wherein the cable includes:

a cable shield;

a first conductor that is housed in the cable shield and that is configured to transmit signals received from the signal transmission engine;

an insulator subsystem that surrounds the first conductor and that is housed in the cable shield; and

a first drain wire subsystem that is housed in the cable shield and that is configured to conduct a first return current that is generated in response to the first conductor transmitting the signals, wherein the first drain wire subsystem includes a plurality of first drain wire strands that are provided in a first type of orientation, wherein each first drain wire strand includes a plurality of first drain wires that are provided in a second type of orientation.

8. The IHS of claim 7 , wherein the cable includes:

a second conductor that is housed in the cable shield and that is configured to transmit the signals received from the signal transmission engine, wherein the insulator subsystem surrounds the second conductor; and

a second drain wire subsystem that is housed in the cable shield and that is configured to conduct a second return current that is generated in response to the second conductor transmitting the signals, wherein the second drain wire subsystem includes at least one second drain wire strand, and wherein each second drain wire strand includes a plurality of second drain wires.

9. The IHS of claim 7 , wherein the second type of orientation is a side-by-side orientation.

10. The IHS of claim 7 , wherein the second type of orientation is a twisted orientation.

11. The IHS of claim 7 , wherein the first type of orientation is a braided orientation.

12. The IHS of claim 7 , wherein the first type of orientation is a twisted orientation.

13. The IHS of claim 7 , wherein the plurality of first drain wires are configured to move relative to each other when the first drain wire subsystem is bent.

14. A method for, comprising:

routing a cable that includes a cable shield that houses:

a first conductor surrounded by an insulator subsystem; and

a first drain wire subsystem including a plurality of first drain wire strands that are provided in a first type of orientation, wherein each first drain wire strand includes a plurality of first drain wires that are provided in a second type of orientation;

bending, in response to routing the cable, the cable to produce a bend in the first drain wire subsystem, wherein the plurality of first drain wires in each first drain wire strand are configured to experience a stress that is less than a stress threshold in response to the bend;

transmitting, via the first conductor, signals; and

conducting, via the first drain wire subsystem, a first return current that is generated in response to transmitting the signals.

15. The method of claim 14 , wherein the cable shield houses:

a second conductor surrounded by the insulator subsystem; and

a second drain wire subsystem including at least one second drain wire strand, wherein each second drain wire strand includes a plurality of second drain wires, and wherein the method further comprises:

bending, in response to routing the cable, the cable to produce a bend in the second drain wire subsystem, wherein the plurality of second drain wires in each second drain wire strand are configured to experience a stress that is less than a stress threshold in response to the bend;

transmitting, via the second conductor, signals; and

conducting, via the second drain wire subsystem, a second return current that is generated in response to transmitting the signals.

16. The method of claim 14 , wherein the second type of orientation is a side-by-side orientation.

17. The method of claim 14 , wherein the second type of orientation is a twisted orientation.

18. The method of claim 14 , wherein first type of orientation is a braided orientation.

19. The method of claim 14 , wherein the first type of orientation is a twisted orientation.

20. The method of claim 14 , further comprising:

moving, by the plurality of first drain wires in response to the bending of the drain wire subsystem, relative to each other.

Assignments (9)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (055479/0342) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
Reel/Frame 062021/0460 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (055479/0051) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
Reel/Frame 062021/0663 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056136/0752) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
Reel/Frame 062021/0771 →
RELEASE OF SECURITY INTEREST AT REEL 055408 FRAME 0697 Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 058001/0553 →
SECURITY INTEREST Recorded Mar 3, 2021
From: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056136/0752 →
SECURITY INTEREST Recorded Mar 3, 2021
From: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 055479/0051 →
SECURITY INTEREST Recorded Mar 3, 2021
From: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 055479/0342 →
SECURITY AGREEMENT Recorded Feb 25, 2021
From: EMC IP HOLDING COMPANY LLC; DELL PRODUCTS L.P.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 055408/0697 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 7, 2021
From: FARKAS, SANDOR; MUTNURY, BHYRAV
To: DELL PRODUCTS L.P.
Reel/Frame 054850/0125 →