# US 10,122,124 B2 · Three dimensional lead-frames for reduced crosstalk

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- Number: US 10,122,124 B2
- Document ID: US10122124B2
- Status: Granted
- Kind: B2
- Application number: 15/075,429
- Filed: 2016-03-21
- Published: 2016-10-06
- Granted: 2018-11-06
- Earliest claimed: 2015-04-02
- Assignees: Genesis Technology USA, Inc.
- Applicants: Genesis Technology USA, Inc.
- Inventors: Earl Anthony Daughtry, Jr.; Robert Colantuono
- Web page: https://patentgrep.com/patent/US10122124B2

## CPC

- H01R 13/6585: Shielding material individually surrounding or interposed between mutually spaced contacts
- H01R 13/405: Securing in non-demountable manner, e.g. moulding, riveting
- H01R 13/6461: Means for preventing cross-talk
- H01R 43/24: Assembling by moulding on contact members
- H01R 24/60: Contacts spaced along planar side wall transverse to longitudinal axis of engagement
- H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

## Abstract

A connector (400), such as a plug or a receptacle, has reduced cross-talk. The connector has a conductive plate (305), first and second insulators (310A, 310B) on either side of the conductive plate, leads (115) outside of the insulators, the leads being formed from first and second lead-frames, at least one of the leads (115, 315) having at least one tab or extension (320) which capacitively or conductively couples the lead to the conductive plate. The plate (305) may include an extension shaft (540), and a lateral extension (320) from a lead may be placed into contact with the shaft. A lateral extension (320E) formed on a rear portion of a lead may be placed into contact with a rear portion of the conductive plate (305B1) or with an opposing lead. Some of the leads may include severable tie bars (705).

## Claims

### Claim 1

A receptacle, comprising:
a conductive plate having a first surface and a second surface;
a first lead-frame having a plurality of leads, each lead of the first lead-frame comprising a contact at one end, a body, a corner, and a pin at the other end, the body being between the contact and the corner;
a first insulator interposed between the first surface of the conductive plate and at least a portion of each lead of the plurality of leads of the first lead-frame;
a second lead-frame having a plurality of leads, each lead of the second lead-frame comprising a contact at one end, a body, a corner, and a pin at the other end, the body being between the contact portion and the corner portion;
a second insulator interposed between the second surface of the conductive plate and at least a portion of each lead of the plurality of leads of the second lead-frame;
at least one lead of at least one of the first lead-frame or the second lead-frame further comprising a tab, the tab projecting laterally from the at least one lead and then turning toward the conductive plate, the tab being at least one of: conductively coupled to the conductive plate, or capacitively coupled to the conductive plate; and
an overmold covering at least a portion of the first lead-frame, the second lead-frame, the first insulator, the second insulator, and the conductive plate.

### Claim 2 (depends on 1)

The receptacle of claim 1 wherein the at least one lead is at least one of: at ground potential, or at radio-frequency ground potential.

### Claim 3 (depends on 1)

The receptacle of claim 1 wherein the tab projects directly from the at least one lead toward to the conductive plate.

### Claim 4 (depends on 1)

The receptacle of claim 1 wherein the at least one lead is a first lead, and further comprising a second lead of the first lead-frame, the second lead further comprising a second tab, the second tab being at least one of:
conductively coupled to the conductive plate, or
capacitively coupled to the conductive plate.

### Claim 5 (depends on 1)

The receptacle of claim 1 wherein:
the contact sections of the leads of the first lead-frame are in a first plane and the pin sections of the leads of the first lead-frame are in a second plane, the second plane being approximately perpendicular to the first plane; and
the contact sections of the leads of the second lead-frame are in a third plane, the third plane being approximately parallel to the first plane, and the pin sections of the leads of the second lead-frame are in a fourth plane, the fourth plane being approximately perpendicular to the third plane and approximately parallel to the second plane.

### Claim 6 (depends on 5)

The receptacle of claim 5 wherein:
the conductive plate has a body section, and a shielding base section;
the body section being in a fifth plane, the fifth plane being between the first plane and the third plane; and
the shielding base section being in a sixth plane, the sixth plane being approximately perpendicular to the fifth plane and being between the second plane and the fourth plane.

### Claim 7 (depends on 6)

The receptacle of claim 6 wherein the at least one lead further comprises a second tab, the second tab being at least one of:
conductively coupled to the shielding base section, or
capacitively coupled to the shielding base section.

### Claim 8

A method of making a receptacle, the method comprising:
providing a first lead-frame, the first lead-frame comprising a plurality of leads joined by links;
placing a first insulating material on the first lead-frame;
placing a conductive plate on the first insulating material;
placing a second insulating material on the conductive plate;
placing a second lead-frame on the second insulating material, the second lead-frame comprising a plurality of leads joined by links;
at least one lead of the first lead-frame or the second lead-frame has a tab extending laterally therefrom;
forming the tab toward the conductive plate;
overmolding a least a portion of the first lead-frame, the second lead-frame, the first insulating material, the second insulating material, and the conductive plate; and
severing at least some of the links in the first lead-frame and the links in the second lead-frame.

### Claim 9 (depends on 8)

The method of claim 8 wherein forming the tab comprises bending the tab to contact the conductive plate.

### Claim 10 (depends on 8)

The method of claim 8 wherein forming the tab comprises rolling the tab to contact the conductive plate.

### Claim 11 (depends on 8)

The method of claim 8:
wherein the conductive plate has a shaft extending from a side thereof; and
forming the tab toward the conductive plate comprises forming the tab to contact the shaft.

### Claim 12 (depends on 8)

The method of claim 8:
wherein the conductive plate has a first portion in a first plane and a second portion in a second plane, the second plane being approximately perpendicular to the first plane; and
wherein the at least one lead comprises a second tab extending from a distal part thereof; and
further comprising forming the second tab to contact the second portion of the conductive plate.

### Claim 13

A receptacle, comprising:
a conductive plate having a first surface, a second surface, and a side, and a shaft extending from the side;
a first lead-frame having a plurality of leads, each lead of the first lead-frame comprising a contact at one end, a body, a corner, and a pin at the other end, the body being between the contact and the corner;
a first insulator interposed between the first surface of the conductive plate and at least a portion of each lead of the plurality of leads of the first lead-frame;
a second lead-frame having a plurality of leads, each lead of the second lead-frame comprising a contact at one end, a body, a corner, and a pin at the other end, the body being between the contact portion and the corner portion;
a second insulator interposed between the second surface of the conductive plate and at least a portion of each lead of the plurality of leads of the second lead-frame;
at least one lead of at least one of the first lead-frame or the second lead-frame further comprising a tab, the tab from the at least one lead contacting the shaft, the tab being at least one of: conductively coupled to the conductive plate, or capacitively coupled to the conductive plate; and
an overmold covering at least a portion of the first lead-frame, the second lead-frame, the first insulator, the second insulator, and the conductive plate.

### Claim 14 (depends on 13)

The receptacle of claim 13 wherein the at least one lead is at least one of: at ground potential, or at radio-frequency ground potential.

### Claim 15 (depends on 13)

The receptacle of claim 13 wherein the tab projects directly from the at least one lead toward to the conductive plate.

### Claim 16 (depends on 13)

The receptacle of claim 13 wherein the at least one lead is a first lead, and further comprising a second lead of the first lead-frame, the second lead further comprising a second tab, the second tab being at least one of:
conductively coupled to the conductive plate, or
capacitively coupled to the conductive plate.

### Claim 17 (depends on 13)

The receptacle of claim 13 wherein:
the contact sections of the leads of the first lead-frame are in a first plane and the pin sections of the leads of the first lead-frame are in a second plane, the second plane being approximately perpendicular to the first plane; and
the contact sections of the leads of the second lead-frame are in a third plane, the third plane being approximately parallel to the first plane, and the pin sections of the leads of the second lead-frame are in a fourth plane, the fourth plane being approximately perpendicular to the third plane and approximately parallel to the second plane.

### Claim 18 (depends on 17)

The receptacle of claim 17 wherein:
the conductive plate has a body section, and a shielding base section;
the body section being in a fifth plane, the fifth plane being between the first plane and the third plane; and
the shielding base section being in a sixth plane, the sixth plane being approximately perpendicular to the fifth plane and being between the second plane and the fourth plane.

### Claim 19 (depends on 18)

The receptacle of claim 18 wherein the at least one lead further comprises a second tab, the second tab being at least one of:
conductively coupled to the shielding base section, or
capacitively coupled to the shielding base section.
