CN201467560U - Circuit board with difference signal connector - Google Patents
Circuit board with difference signal connector Download PDFInfo
- Publication number
- CN201467560U CN201467560U CN2009200917176U CN200920091717U CN201467560U CN 201467560 U CN201467560 U CN 201467560U CN 2009200917176 U CN2009200917176 U CN 2009200917176U CN 200920091717 U CN200920091717 U CN 200920091717U CN 201467560 U CN201467560 U CN 201467560U
- Authority
- CN
- China
- Prior art keywords
- differential signal
- circuit board
- docking point
- ground contact
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a circuit board with a difference signal connector, wherein a difference signal connector is assembled on a board body, the difference signal connector comprises an insulator and a plurality of contacts which are correspondingly connected with difference signal butt-joint points and earthing connection points on an electric circuit board through pins and are arranged in the insulator, each line of an electric conducting joint array comprises the difference signal butt-joint points and the earthing connection points, wherein one or two earthing connection points are arranged with intervals between the adjacent butt-joint points of difference signals in each line, and at least one of two joints in each pair of the butt-joint points of difference signals corresponds to one earthing connection point in a column direction. The joints of difference signals in the circuit board of the utility model are close to the nearest earthing connection point in the line direction and the column direction, which enables the space interference between the contacts from the adjacent difference signals of the difference connector which is connected with the corresponding electric conduction contact through the pins to be minimax, thereby improving the transmission performance of the difference signals.
Description
Technical field
The utility model relates to the circuit board technology field, especially a kind of circuit board with differential signal connectors.
Background technology
Differential transfer is that the transmission amplitude equates on two difference cablings of same aspect, the signal transmission technology of the signal that phase place is opposite, because it is closely close that the difference cabling requires, therefore can cause and crosstalk, for minimizing is crosstalked, the method that the mode of the as close as possible grounding pin of differential signal pin of existing contact by connector reduces to crosstalk in the prior art, as shown in Figure 3, existing circuit board with differential signal connectors, black part among the figure on the connector divides contact to be used for differential signal transmission, and the contact pin is connected on the differential signal docking point corresponding on the circuit board; The contact of white portion is used for ground connection, and the contact pin is connected on the ground contact corresponding on the circuit board.Differential signal docking point on the circuit board is the contact that the differential signal transmission with in the circuit board of appearance in pairs links to each other, manyly become the differential signal docking point capable side by side to the differential signal docking point, it is capable that the ground contact that ground contact becomes side by side is set between the capable row of differential signal docking point and row, and the adjacent differential signal docking point is capable and the connecting point position of ground contact between capable for being staggered.It is more that the ground contact of this arrangement mode takies the space of connector or circuit board, make the right transmission quantity of the interior differential signal of the confined space less relatively, and lack mutually close ground contact between colleague's the adjacent differential signal docking point, anti-crosstalk limited in one's ability.
The utility model content
The purpose of this utility model is to provide a kind of adjacent differential signal docking point circuit board with differential signal connectors less, that differential signal is bigger to distribution density of crosstalking.
The technical solution of the utility model is: the circuit board with differential signal connectors, comprise the plate body that is provided with differential signal transmission and ground connection transmission line and be located at the conductive junction point that links to each other with corresponding transmission line on the plate face of circuit board, conductive junction point comprises the corresponding paired differential signal docking point that links to each other with paired differential signal transmission, the ground contact that links to each other with the ground connection transmission line, and differential signal docking point and ground contact form crosspoint array on the circuit board face; Be equipped with differential signal connectors on the described plate body, differential signal connectors comprise insulator and a plurality of and circuit board that wherein is provided with on corresponding differential signal docking point and ground contact by the corresponding one by one contact that links to each other of pin, each row of described conductive junction point array all comprises differential signal docking point and ground contact, the bearing of trend that differential signal docking point in wherein every row and ground contact all follow alternately occurs, one or two ground contact of interval between the adjacent differential signal docking point; In two contacts in the every pair of differential signal docking point at least one be corresponding ground contact on column direction.
Described differential signal connectors comprises housing and replaceable electrical connection module wherein, and electrical connection module is to be made of insulator and the wherein vertical contact that is provided with.
Two ground contacts in interval between the described adjacent differential signal docking point; Two contacts in the every pair of differential signal docking point are each corresponding ground contact on column direction.
Ground contact in interval between the described adjacent differential signal docking point; Two contacts in the every pair of differential signal docking point, one of them is corresponding ground contact on column direction, the difference contact of another corresponding adjacent lines on column direction.
Differential signal in the circuit board of the present utility model adopts novel arrangement mode to, ground contact, make the differential signal contact on line direction and column direction all near nearest ground contact, make the adjacent differential signal of the differential connector that connects by pin and corresponding conductive junction point to the minimum of crosstalking between between the contact, improve the transmission performance of differential signal. and the arrangement mode that in row and column, all occurs of difference contact and ground contact, it is right to transmit more differential signal in limited space.
Description of drawings
Fig. 1 is the structural representation of the embodiment 1 of the circuit board with differential signal connectors of the present utility model;
Fig. 2 is the structural representation of the embodiment 2 of the circuit board with differential signal connectors of the present utility model;
Fig. 3 is existing structural representation with circuit board of differential signal connectors.
The body execution mode
As shown in Figure 1, embodiment 1 of the present utility model is for being equipped with the printed circuit board (PCB) 1 of differential signal connectors 2, differential signal connectors comprises housing 3 and replaceable electrical connection module wherein, electrical connection module is by insulator 4 and the contact 5 that wherein is provided with constitutes, and described contact 5 is applicable to the connection that be arranged in parallel between circuit board along extending perpendicular to the direction of insulator grafting end face.The inserted terminal of each contact 5 forms the rectangle crosspoint array on the grafting end face of connector, the pin of each contact 5 links to each other with conductive junction point on the circuit board 1, is provided with differential signal transmission and ground connection transmission line in the circuit board 1 and links to each other with corresponding conductive junction point; Differential signal docking point corresponding on the contact of wherein paired black part and the circuit board links to each other, and ground contact corresponding on the contact of white portion and the circuit board is continuous.Because contact and conductive junction point are for corresponding one by one, therefore contact arrange with circuit board on conductive junction point arrange consistent, each row of conductive junction point array all comprises differential signal docking point and ground contact, the bearing of trend that differential signal docking point in wherein every row and ground contact all follow alternately occurs, two ground contacts in interval between per two pairs of differential signal contacts; Two contacts in the every pair of differential signal docking point are corresponding two ground contacts on column direction.
Claims (5)
1. the circuit board that has differential signal connectors, comprise the plate body that is provided with differential signal transmission and ground connection transmission line and be located at the conductive junction point that links to each other with corresponding transmission line on the plate face of circuit board, conductive junction point comprises the corresponding paired differential signal docking point that links to each other with paired differential signal transmission, the ground contact that links to each other with the ground connection transmission line, and differential signal docking point and ground contact form crosspoint array on the circuit board face; Be equipped with differential signal connectors on the described plate body, differential signal connectors comprise insulator and a plurality of and circuit board that wherein is provided with on corresponding differential signal docking point and ground contact by the corresponding one by one contact that links to each other of pin, it is characterized in that: each row of described conductive junction point array all comprises differential signal docking point and ground contact, the bearing of trend that differential signal docking point in wherein every row and ground contact all follow alternately occurs, one or two ground contact of interval between the adjacent differential signal docking point; In two contacts in the every pair of differential signal docking point at least one be corresponding ground contact on column direction.
2. the circuit board with differential signal connectors according to claim 1 is characterized in that: described differential signal connectors comprises housing and replaceable electrical connection module wherein, and electrical connection module is to comprise insulator and contact wherein.
3. the circuit board with differential signal connectors according to claim 2 is characterized in that: described contact is applicable to the connection that be arranged in parallel between circuit board along extending perpendicular to the direction of insulator grafting end face.
4. according to claim 1 or 2 or 3 described circuit boards, it is characterized in that: two ground contacts in interval between the described adjacent differential signal docking point with differential signal connectors; Two contacts in the every pair of differential signal docking point are each corresponding ground contact on column direction.
5. according to claim 1 or 2 or 3 described circuit boards, it is characterized in that: ground contact in interval between the described adjacent differential signal docking point with differential signal connectors; Two contacts in the every pair of differential signal docking point, one of them is corresponding ground contact on column direction, the difference contact of another corresponding adjacent lines on column direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200917176U CN201467560U (en) | 2009-06-05 | 2009-06-05 | Circuit board with difference signal connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200917176U CN201467560U (en) | 2009-06-05 | 2009-06-05 | Circuit board with difference signal connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201467560U true CN201467560U (en) | 2010-05-12 |
Family
ID=42394904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200917176U Expired - Fee Related CN201467560U (en) | 2009-06-05 | 2009-06-05 | Circuit board with difference signal connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201467560U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410519A (en) * | 2015-07-31 | 2017-02-15 | 泰科电子(上海)有限公司 | Connector |
| CN106898893A (en) * | 2017-01-17 | 2017-06-27 | 中航光电科技股份有限公司 | A kind of high-speed-differential connector of differential characteristic impedance high |
| CN107112661A (en) * | 2014-11-06 | 2017-08-29 | 罗森伯格高频技术有限及两合公司 | Printed circuit-board assembly |
| CN108733159A (en) * | 2017-04-13 | 2018-11-02 | 南亚科技股份有限公司 | Casing assembly and memory device |
| CN109586107A (en) * | 2017-09-29 | 2019-04-05 | 中航光电科技股份有限公司 | A kind of connector and its signal transmission structure |
| TWI698157B (en) * | 2019-01-02 | 2020-07-01 | 瑞昱半導體股份有限公司 | Control device and circuit board |
| CN111445837A (en) * | 2018-12-28 | 2020-07-24 | 西安诺瓦星云科技股份有限公司 | Connector group, display control card, adapter plate and display screen system |
| CN112140725A (en) * | 2019-06-28 | 2020-12-29 | 精工爱普生株式会社 | Liquid ejecting apparatus, drive circuit, and integrated circuit |
-
2009
- 2009-06-05 CN CN2009200917176U patent/CN201467560U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107112661A (en) * | 2014-11-06 | 2017-08-29 | 罗森伯格高频技术有限及两合公司 | Printed circuit-board assembly |
| CN107112661B (en) * | 2014-11-06 | 2018-10-02 | 罗森伯格高频技术有限及两合公司 | Printed circuit-board assembly |
| CN106410519A (en) * | 2015-07-31 | 2017-02-15 | 泰科电子(上海)有限公司 | Connector |
| CN106898893A (en) * | 2017-01-17 | 2017-06-27 | 中航光电科技股份有限公司 | A kind of high-speed-differential connector of differential characteristic impedance high |
| CN108733159A (en) * | 2017-04-13 | 2018-11-02 | 南亚科技股份有限公司 | Casing assembly and memory device |
| CN112117605A (en) * | 2017-09-29 | 2020-12-22 | 中航光电科技股份有限公司 | Connector and signal transmission structure thereof |
| CN109586107B (en) * | 2017-09-29 | 2020-09-18 | 中航光电科技股份有限公司 | Connector and signal transmission structure thereof |
| CN109586107A (en) * | 2017-09-29 | 2019-04-05 | 中航光电科技股份有限公司 | A kind of connector and its signal transmission structure |
| CN112117605B (en) * | 2017-09-29 | 2022-03-11 | 中航光电科技股份有限公司 | Connector and signal transmission structure thereof |
| CN111445837A (en) * | 2018-12-28 | 2020-07-24 | 西安诺瓦星云科技股份有限公司 | Connector group, display control card, adapter plate and display screen system |
| TWI698157B (en) * | 2019-01-02 | 2020-07-01 | 瑞昱半導體股份有限公司 | Control device and circuit board |
| US11227851B2 (en) | 2019-01-02 | 2022-01-18 | Realtek Semiconductor Corp. | Control device and circuit board |
| CN112140725A (en) * | 2019-06-28 | 2020-12-29 | 精工爱普生株式会社 | Liquid ejecting apparatus, drive circuit, and integrated circuit |
| US11345143B2 (en) * | 2019-06-28 | 2022-05-31 | Seiko Epson Corporation | Liquid ejecting apparatus, drive circuit, and integrated circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20130605 |