JP2007524196A5

JP2007524196A5 -

Info

Publication number: JP2007524196A5
Application number: JP2006520397A
Authority: JP
Filing date: 2004-07-19
Publication date: 2007-10-04
Anticipated expiration: 2024-07-19

Claims

An interconnection system,
A first circuit board, comprising: (a) a first differential interconnection path; (b) a first signal pad on the surface of the first circuit board; and (c) a surface of the surface of the first circuit board. A first circuit board having a second signal pad, wherein the first differential interconnection path is electrically connected to the first signal path and the second signal pad electrically connected to the first signal pad; A first circuit board having a second signal path;
A second circuit board with a second differential interconnect path;
A connector for electrically connecting the first differential interconnect path with the second differential interconnect path;
An interposer having a first surface and a second surface opposite to the first surface, wherein the first surface faces the surface of the first circuit board;
A first conductor having an end adjacent to the second surface of the interposer;
A second conductor that is parallel to and substantially equal in length to the first conductor and also has an end adjacent to the second surface of the interposer;
A dielectric material disposed between the first conductor and the second conductor;
A first elongate contact member having a conductor contact portion, a substrate contact portion, and an intermediate portion between the conductor contact portion and the substrate contact portion, wherein the conductor contact portion and the end portion of the first conductor The substrate contact portion physically contacts and presses against the surface of the first signal pad but is not fixed to the first signal pad, and the intermediate portion is the first portion of the interposer. Disposed in a hole extending from one surface to the second surface of the interposer, wherein the first signal pad applies a force to the first contact member, and the first contact member is applied to the force to a limited extent. A first elongate contact member that is free to move in a direction and wherein the force is in a direction perpendicular to the surface of the first circuit board;
A second elongate contact member having a conductor contact portion, a substrate contact portion, and an intermediate portion between the conductor contact portion and the substrate contact portion, wherein the conductor contact portion is the first end of the second conductor. The substrate contact portion physically contacts the upper surface of the second signal pad and presses the surface but is not fixed to the second signal pad, and the intermediate portion is the interposer. Is disposed in a hole extending from the first surface to the second surface of the interposer, wherein the second signal pad applies a force to the second contact member and the second contact member is limited to a limited extent. A second elongate contact member that is free to move in the direction of the force, and wherein the force is in a direction perpendicular to the surface of the first circuit board;
Interconnect system with.

The interconnect system according to claim 1, wherein the dielectric material disposed between the first conductor and the second conductor constitutes a third circuit board having a first surface and a second surface. .

The interconnect system according to claim 2, wherein the first conductor is disposed on the first surface of the third circuit board, and the second conductor is disposed on the second surface of the third circuit board. .

The interconnect system of claim 3, wherein the third circuit board is sandwiched between a first spacer and a second spacer.

The interconnect system of claim 4, wherein the first spacer has a groove on a first surface thereof, the groove being aligned with and reflecting the first conductor.

The interconnect system of claim 4, wherein the first spacer has fingers for attaching the spacer to the interposer.

The interconnect system of claim 6, wherein the interposer has a recess for receiving the finger.

The interconnect system according to claim 4, wherein the first spacer has a boss, and the third circuit board has an opening for receiving the boss.

The interconnect system of claim 8, wherein the second spacer has an opening for receiving the boss.

The interconnect system of claim 9, wherein the second spacer has a groove on a first surface thereof, the groove being aligned with and reflecting the second conductor.

A spacer for the connector,
A first surface on which M groove sets are disposed, each of the M grooves extending from a first edge of the first surface to a second edge of the first surface;
A second surface on which N groove sets are disposed, each of the N grooves extending from a first edge of the second surface to a second edge of the second surface;
Elongate fingers protruding outward from the surface of the spacer to attach the spacer to a portion of the connector;
With spacer.

The spacer according to claim 11, wherein N is smaller than M.

The spacer according to claim 11, wherein N is equal to M.

The spacer according to claim 11, wherein none of the N grooves is a mirror image of any of the M grooves.

The spacer of claim 11, wherein each of the N grooves is a mirror image of one of the M grooves.

A connector for electrically connecting a signal path on the first circuit board to a signal path on the second circuit board,
First, second and third spacers each having a first surface and a second surface opposite the first surface;
A first circuit board, wherein the first surface of the first circuit board is in contact with the second surface of the first spacer between the first and second spacers, and the first circuit board The second surface of the first circuit board is sandwiched so as to contact the first surface of the second spacer, and a signal conductor set is disposed on the second surface of the first circuit board. Each of the signal conductors disposed on the second surface includes a first end adjacent to the first edge of the second surface of the first circuit board and a second end of the second surface of the first circuit board. A first circuit board having a second end adjacent to two edges and an intermediate portion between the first end and the second end;
A second circuit board, wherein the first surface of the second circuit board is in contact with the second surface of the second spacer between the second and third spacers, and the second circuit board. The second surface of the second circuit board is sandwiched so as to contact the first surface of the third spacer, a signal conductor set is disposed on the first surface of the second circuit board, and the second circuit board includes the signal conductor set. Each of the signal conductors disposed on the first surface includes a first end adjacent to a first edge of the first surface of the second circuit board, and a first end of the first surface of the second circuit board. A second circuit board having a second end adjacent to two edges and an intermediate portion between the first end and the second end;
The first edge of the second surface of the first circuit board is parallel to and away from the first edge of the first surface of the second circuit board;
None of the signal conductors disposed on the first surface of the second circuit board reflects any of the signal conductors disposed on the second surface of the first circuit board.

A first set of grooves on the first surface of the second spacer such that each of the grooves reflects one of the signal conductors disposed on the second surface of the first circuit board. Placed in
A second set of grooves on the second surface of the second spacer so that each of the grooves reflects one of the signal conductors disposed on the first surface of the second circuit board. The connector according to claim 16, wherein

The number of signal conductors disposed on the second surface of the first circuit board is not equal to the number of signal conductors disposed on the first surface of the second circuit board. connector.

The number of signal conductors disposed on the second surface of the first circuit board is one less than or one more than the number of signal conductors disposed on the first surface of the second circuit board. The connector according to 18.

The spacer further includes an interposer to which each of the spacers is connected, and the interposer accommodates a contact member disposed in an opening of the interposer, and each of the contact members contacts one of the signal conductors. The connector according to claim 16.

A connector,
A plurality of printed circuit boards, each having at least one pair of conductors each disposed on both sides thereof; and
A plurality of spacers arranged adjacent to each other in a row having two ends, each spacer comprising one of the plurality of printed circuit boards, wherein the spacer and the plurality of spacers Each of the plurality of spacers includes a groove for each of the conductors of its adjacent printed circuit board, the groove being the spacer. And an air space between the conductor of the adjacent printed circuit board and each of the conductors has first and second ends, and the printed circuit board and the plurality of spacers are And exposing all of the first ends of the plurality of conductors on the first surface and exposing all of the second ends of the plurality of conductors on the second surface. , And a plurality of spacers,
A pair of end pieces arranged to be adjacent to both ends of the plurality of spacer rows,
Multiple cells,
First and second interposers, each disposed adjacent to the first and second surfaces, each interposer being configured for each conductor pair of the plurality of printed circuit boards. First and second interposers having an opening adapted to receive one of a plurality of cells;
A plurality of conductive contacts, each conductive contact having first and second ends, wherein the conductive contacts are disposed in one of the cells of the first and second interposers, wherein The first end of each of the plurality of conductive contacts is electrically connected to one of the conductor pairs of the plurality of printed circuit boards, and the second end of each of the plurality of conductive contacts is each A plurality of conductive contacts extending through each cell of the interposer and beyond the surface of the interposer;
With connector.

Each of the conductive contacts constitutes a leaf spring contact, one end of the spring contact constitutes the first end of each conductive contact, and the second end of the spring is the first end of the conductive contact. The connector according to claim 21, comprising two ends.

The one end of each of the spring contacts is adapted to apply an elastic force to urge the spring contact toward each conductor to electrically connect it to the conductor. The connector according to 22.

The connector of claim 21, wherein each cell comprises at least two springs adapted to provide an elastic force to urge the cell toward each interposer.

25. The connector of claim 24, wherein each cell comprises a cylindrical opening adapted to receive the at least two springs.

The connector of claim 21, wherein each cell comprises at least two tabs adapted to engage corresponding slots in each opening of each interposer.

The connector of claim 21, wherein the at least one pair of conductors of adjacent printed circuit boards are staggered to increase the distance between the conductors of the adjacent printed circuit boards.

Each printed circuit board includes at least one opening, each spacer includes at least one boss on either side thereof, and the at least one opening of the printed circuit board includes the at least one boss of the spacer. The connector of claim 21 adapted to engage.

The connector of claim 21, further comprising a backbone including a slot adapted to receive the plurality of spacers.

The connector of claim 21, further comprising an end plate that houses one of the interposers and is adapted to engage the end cap.

The connector of claim 21, further comprising a shield plate adapted to cover two sides of the interconnect system.

A method of manufacturing an interconnection system comprising:
Providing a plurality of printed circuit boards, each having at least a pair of conductors each disposed on both sides thereof;
A plurality of spacers arranged adjacent to each other in a row having two ends, wherein each of the spacers is one of the plurality of printed circuit boards separated from the spacer and the plurality of spacers; Each of the plurality of spacers includes a groove for each of the conductors of an adjacent printed circuit board, the groove being adjacent to the spacer. An air space is provided between the conductors of the printed circuit board, each of the conductors has first and second ends, and the printed circuit board and the plurality of spacers have a first surface. A plurality of the first ends of the plurality of conductors are exposed, and on the second surface, all of the second ends of the plurality of conductors are exposed. And placing the pacer,
Arranging a pair of end pieces adjacent to each of the both ends of the plurality of spacer rows;
Disposing first and second interposers adjacent to the first and second surfaces, and disposing a plurality of cells in the first and second interposers, wherein each interposer Disposing first and second interposers having openings adapted to receive one of the plurality of cells for each conductor pair of the plurality of printed circuit boards;
Providing a plurality of conductive contacts, each conductive contact having first and second ends and disposed in one of the cells, wherein the each of the plurality of conductive contacts The first end is in electrical contact with one of the conductor pairs of the plurality of printed circuit boards, and the second end of each of the plurality of conductive contacts passes through each cell and the first end. Providing a plurality of conductive contacts extending beyond the face of the interposer;
Including the method.

33. The method of claim 32, further comprising providing a plurality of springs, each spring housed in one of the cells.

34. The method of claim 33, further comprising placing an end of each of the plurality of springs in a recess in the face of the spacer.

35. The method of claim 34, wherein each cell houses at least two of the springs.

36. The method of claim 35, further comprising providing at least two cylindrical openings in each cell to receive the at least two springs.

33. The method of claim 32, further comprising providing at least one tab for each cell, wherein the at least one tab is adapted to engage a corresponding slot in each opening of each interposer. Method.

35. The method of claim 32, further comprising providing a backbone that includes a slot for receiving a spacer.

35. The method of claim 32, further comprising providing an end plate to receive one of the interposers and engage the end cap.

35. The method of claim 32, further comprising providing a shield plate to cover at least two sides of the interconnect system.