Electrical connector

• US 8,016,619 B2
• Filed: 02/29/2008
• Issued: 09/13/2011
• Est. Priority Date: 03/14/2007
• Status: Expired due to Fees

• Current Assignee: CommScope Technologies, LLC (CommScope Holding Company, Inc.)
• Original Assignee: ADC GmbH (TE Connectivity Ltd. (United Kingdom))
• Inventors: Hogue, Jason Allan, Sielaff, Michael
• Primary Examiner(s): Duverne; Jean F
• Application Number:
  US12/531,249
• Publication Number:
  US 20100087097A1
• Time in Patent Office: 1,292 Days
• Field of Search: 439/638, 439/417, 439/409, 439/676, 439/404, 439/492
• US Class Current: 439/638
• CPC Class Codes: H01R 13/6625 with capacitive component
• CPC Class Codes: H01R 9/031 for multiphase cables, e.g. with contact members penetrating insulation of a plurality of conductors insulation penetrating contact members in general H01R4/24

Abstract

An electrical connector for transmitting data signals between the insulated conductors of a first data cable and corresponding insulated conductors of a second data cable, including a first part having a socket shaped to at least partially receive a plug of said first data cable; a second part having a plurality of insulation displacement contact slots shaped to receive end sections of the conductors of the second data cable; a plurality of electrically conductive contacts including resiliently compressible spring finger contacts extending into the socket for electrical connection with corresponding conductors of the first cable; insulation displacement contacts seated in corresponding insulation displacement contact slots for effecting electrical connection with corresponding conductors of the second data cable; and mid sections extending therebetween; and a plurality of capacitive plates coupled to respective ones of said mid sections of the contacts by electrically conductive stems, wherein the capacitive plates are arranged side by side, extend in a substantially common direction, and are separated by a dielectric material extending at least partially therebetween.

Claims

1. An electrical connector for transmitting data signals between the insulated conductors of a first data cable and corresponding insulated conductors of a second data cable, comprising:

(a) a first part having a socket shaped to at least partially receive a plug of said first data cable;

(b) a second part having a plurality of insulation displacement contact slots shaped to receive end sections of the conductors of the second data cable;

(c) a plurality of electrically conductive contacts including;

(i) resiliently compressible spring finger contacts extending into the socket for electrical connection with corresponding conductors of the first cable;

(ii) insulation displacement contacts seated in corresponding insulation displacement contact slots for effecting electrical connection with corresponding conductors of the second data cable; and

(iii) mid sections extending therebetween; and

(d) a plurality of capacitive plates coupled to respective ones of said mid sections of the contacts by electrically conductive stems,

wherein the capacitive plates are arranged side by side, extend in a substantially common direction, and are separated by a dielectric material extending at least partially therebetween.

2. The electrical connector claimed in claim 1, wherein the capacitive plates are coupled to respective ones of the mid sections of the contacts at common location.

3. The electrical connector claimed in claim 1, wherein the dielectric material is part of said first part of the connector.

4. The electrical connector claimed in claim 3, wherein the first part is made of the dielectric material.

5. The electrical connector claimed in claim 1, wherein the dielectric material extending at least partially between the capacitive plates induces a predetermined amount of capacitive coupling between adjacent contacts in the connector.

6. The electrical connector claimed in claim 5, wherein said predetermined amount of capacitive coupling compensates for capacitive coupling in said plug of the first cable.

7. The electrical connector claimed in claim 5, wherein said predetermined amount of capacitive coupling compensates for capacitive coupling in said plug of the first cable and capacitive coupling in the in the contacts of the connector.

8. The electrical connector claimed in claim 1, wherein the dielectric material separates plates capacitive plates coupled to fifth and fourth contacts (as per the T568A wiring standard) by a normal distance of substantially 1.016 mm.

9. The electrical connector claimed in claim 8, wherein the dielectric material separates plates all other adjacent capacitive plates by a normal distance of substantially 0.516 mm.

10. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to first and second contacts (as per the T568A wiring standard) is substantially 22.85 picofarads.

11. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to first and third contacts (as per the T568A wiring standard) is substantially 15.12 picofarads.

12. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to third and fifth contacts (as per the T568A wiring standard) is substantially 48.72 picofarads.

13. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to fifth and fourth contacts (as per the T568A wiring standard) is substantially 46.83 picofarads.

14. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to fourth and sixth contacts (as per the T568A wiring standard) is substantially 48.72 picofarads.

15. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to sixth and eighth contacts (as per the T568A wiring standard) is substantially 35.61 picofarads.

16. The electrical connector claimed in claim 1, wherein the relative capacitance between the capacitive plates coupled to eighth and seventh contacts (as per the T568A wiring standard) is substantially 39.59 picofarads.

17. The electrical connector claimed in claim 1, wherein said mid sections of the contacts lie generally in a common plane.

18. The electrical connector claimed in claim 17, wherein the stems extend in a substantially normal direction to said common plane.

19. The electrical connector claimed in claim 16, wherein the spring finger contacts are coupled to respective mid sections by elbows such that the spring finger contacts are bent away from said common plane towards the socket.

20. The electrical connector claimed in claim 19, wherein the stems are coupled to respective mid sections of the contacts adjacent corresponding elbows.

21. The electrical connector claimed in claim 1, wherein relative movement between the mid sections of the contacts is inhibited by a fastener.

22. The electrical connector claimed claim 1, wherein relative capacitance between the capacitive plates is substantially unaffected by movement of the spring finger contacts.