CN205017687U - Device for connecting base plate - Google Patents
Device for connecting base plate Download PDFInfo
- Publication number
- CN205017687U CN205017687U CN201520815908.8U CN201520815908U CN205017687U CN 205017687 U CN205017687 U CN 205017687U CN 201520815908 U CN201520815908 U CN 201520815908U CN 205017687 U CN205017687 U CN 205017687U
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- substrate
- joint pin
- base plate
- spliced pole
- adjacent
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Abstract
The utility model discloses a device for connecting base plate, the base plate has the signal line, device for connecting base plate includes main spliced pole and vice spliced pole, the both ends of main spliced pole respectively with multilayer substrate in adjacent two -layer substrate connection, the both ends of vice spliced pole respectively with multilayer substrate in adjacent two -layer substrate connection, the both ends of main spliced pole still respectively with multilayer substrate in the signal line of adjacent two -layer base plate be connected, the both ends of vice spliced pole still respectively with multilayer substrate in the signal line of adjacent two -layer base plate be connected. The utility model discloses an advantage and beneficial effect lie in: through setting up main spliced pole and vice spliced pole to characteristic impedance that will main spliced pole and the characteristic impedance equivalence of vice spliced pole have reduced the holistic characteristic impedance of device for connecting base plate for parallelly connected relation, have promoted the transmission efficiency of signal, and have taked care of the signal integrality of signal in vertical interconnect by a wide margin, and then the adaptability and the reliability of the application of multilayer substrate interconnection on critical path have been promoted.
Description
Technical field
The utility model relates to electronic applications, particularly a kind of jockey of substrate.
Background technology
PCB (PrintedCircuitBoard, printed circuit board), being important electronic unit, is the supporter of electronic devices and components, is the carrier of electronic devices and components electrical connection.Because it adopts electron printing to make, therefore be called as " printing " circuit board;
Substrate manufactures PCB (PrintedCircuitBoard, printed circuit board) stock, generally, substrate is exactly copper clad laminate, single, double surface printed board is in the mill on baseplate material-copper clad laminate, carry out the processing such as hole machined, electroless copper, electro-coppering, etching selectively, obtain required circuitous pattern;
At current PCB (PrintedCircuitBoard, printed circuit board) application in, adopt multi-layer substrate more, realize the manufacture of highdensity 2G/3G/4G collection transceiver and baseband processor one single-chip, and other need the occasion of stacked package;
The jockey of current multilager base plate is often because itself is to the characteristic impedance of signal generation, cause signal in the two ends characteristic impedance generation great change of joint pin, and then cause signal in transmitting procedure, form stronger reflection, reduce efficiency of transmission, especially will produce irretrievable loss in key signal path, and finally can make system deterioration;
Wherein, characteristic impedance: also known as " characteristic impedance ", it is not D.C. resistance, belongs to the concept in Long line transmission; In high-frequency range, in signals transmission, signal is along the place arrived, due to the foundation of electric field between holding wire and reference planes, an immediate current can be produced, if transmission line is isotropic, as long as so signal is in transmission, just there is an electric current I all the time, if and the output level of signal is V, in signals transmission, transmission line equivalence will become a resistance, size is V/I, the resistance of this equivalence is called the characteristic impedance Z of transmission line; Signal is in the process of transmission, if the characteristic impedance on transmission path changes, signal will produce reflection at the node of impedance discontinuity.
Utility model content
In order to solve the problem, the utility model provides a kind of jockey of substrate.The technical program is by arranging main joint pin and secondary joint pin, and the characteristic impedance of the characteristic impedance of main joint pin and secondary joint pin is equivalent to parallel relationship, reduce the characteristic impedance of the jockey entirety of substrate, improve the efficiency of transmission of signal, and the significantly signal integrity of conditioned signal in perpendicular interconnection; And then improve adaptability and the reliability that multilager base plate is interconnected at the application in critical path.
The jockey of a kind of substrate in the utility model, for the interconnection of multilager base plate be made up of several substrates, described substrate has holding wire; The jockey of described substrate comprises main joint pin and secondary joint pin, the two ends of described main joint pin are connected with the described substrate of adjacent two layers in described multilager base plate respectively, and the two ends of described secondary joint pin are connected with the described substrate of adjacent two layers in described multilager base plate respectively; The two ends of described main joint pin are also connected with the holding wire of the described substrate of adjacent two layers in described multilager base plate respectively, and the two ends of described secondary joint pin are also connected with the holding wire of the described substrate of adjacent two layers in described multilager base plate respectively.
In such scheme, described secondary joint pin has several, and secondary joint pin described in several is around the axis arranged of described main joint pin; Vertical range between the axis of any two described secondary joint pins and the axis of described main joint pin is equal.
In such scheme, the described substrate in described multilager base plate is vertically arranged in order; In the substrate of described adjacent two layers, the described substrate being positioned at top is upper substrate, and the described substrate being positioned at below is infrabasal plate.
In such scheme, one end of described main joint pin is connected with the bottom of described upper substrate, and the other end of described main joint pin is connected with the top of described infrabasal plate.
In such scheme, one end of described secondary joint pin is connected with the bottom of described upper substrate, and the other end of described secondary joint pin is connected with the top of described infrabasal plate.
Advantage of the present utility model and beneficial effect are: the utility model provides a kind of jockey of substrate, by arranging main joint pin and secondary joint pin, and the characteristic impedance of the characteristic impedance of main joint pin and secondary joint pin is equivalent to parallel relationship, reduce the characteristic impedance of the jockey entirety of substrate, improve the efficiency of transmission of signal, and the significantly signal integrity of conditioned signal in perpendicular interconnection; And then improve adaptability and the reliability that multilager base plate is interconnected at the application in critical path.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the jockey of a kind of substrate of the utility model;
Fig. 2 be the jockey of a kind of substrate of the utility model face structural representation.
In figure: 1, substrate 2, multilager base plate 3, main joint pin 4, secondary joint pin
5, holding wire
11, upper substrate 12, infrabasal plate
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection range of the present utility model with this.
As shown in Figure 1, the utility model is a kind of jockey of substrate, and for the interconnection of multilager base plate 2 be made up of several substrates 1, substrate 1 has holding wire 5; The jockey of substrate 1 comprises main joint pin 3 and secondary joint pin 4, and the two ends of main joint pin 3 are connected with the substrate 1 of adjacent two layers in multilager base plate 2 respectively, and the two ends of secondary joint pin 4 are connected with the substrate 1 of adjacent two layers in multilager base plate 2 respectively; The two ends of main joint pin 3 are also connected with the holding wire 5 of the substrate 1 of adjacent two layers in multilager base plate 2 respectively, and the two ends of secondary joint pin 4 are also connected with the holding wire 5 of the substrate 1 of adjacent two layers in multilager base plate 2 respectively.
The operation principle of technique scheme is: in the substrate 1 of the adjacent two layers of multilager base plate 2, in high-frequency range, when the holding wire 5 of one of them substrate 1 sends signal by main joint pin 3 to another substrate 1, in signals transmission, signal due to the foundation of electric field, can produce an immediate current along the place arrived, between main joint pin 3 and reference planes; If main joint pin 3 is isotropic, as long as so signal is in transmission, just there is an electric current I all the time, if and the output level of signal is V, in signals transmission, main joint pin 3 equivalence will become a resistance, and size is V/I, and the resistance of this equivalence is then the characteristic impedance Z of main joint pin 3;
Therefore, when the holding wire 5 of one of them substrate 1 sends signal by secondary joint pin 4 to another substrate 1, on secondary joint pin 4, also the characteristic impedance Z1 of secondary joint pin 4 will be produced according to above-mentioned principle; And owing to being parallel relationship between main joint pin 3 and secondary joint pin 4, therefore the characteristic impedance Z1 of the characteristic impedance Z of main joint pin 3 and secondary joint pin 4 can be equivalent to parallel relationship, and then reduce the characteristic impedance of jockey entirety of substrate 1, improve the efficiency of transmission of signal.
Preferably, secondary joint pin 4 has several, and several secondary joint pins 4 are around the axis arranged of main joint pin 3; Vertical range between the axis of any two secondary joint pins 4 and the axis of main joint pin 3 is equal; By arranging several secondary joint pins 4, further reducing the characteristic impedance of the jockey entirety of substrate 1, and then further improving the efficiency of transmission of signal.
Preferably, as shown in Figure 2, the substrate 1 in multilager base plate 2 is vertically arranged in order; In the substrate 1 of adjacent two layers, the substrate 1 being positioned at top is upper substrate 11, and the substrate 1 being positioned at below is infrabasal plate 12.
Further, one end of main joint pin 3 is connected with the bottom of upper substrate 11, and the other end of main joint pin 3 is connected with the top of infrabasal plate 12.
Further, one end of secondary joint pin 4 is connected with the bottom of upper substrate 11, and the other end of secondary joint pin 4 is connected with the top of infrabasal plate 12.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a jockey for substrate, for the interconnection of multilager base plate be made up of several substrates, it is characterized in that, described substrate has holding wire; The jockey of described substrate comprises main joint pin and secondary joint pin, the two ends of described main joint pin are connected with the described substrate of adjacent two layers in described multilager base plate respectively, and the two ends of described secondary joint pin are connected with the described substrate of adjacent two layers in described multilager base plate respectively; The two ends of described main joint pin are also connected with the holding wire of the described substrate of adjacent two layers in described multilager base plate respectively, and the two ends of described secondary joint pin are also connected with the holding wire of the described substrate of adjacent two layers in described multilager base plate respectively.
2. the jockey of a kind of substrate according to claim 1, is characterized in that, described secondary joint pin has several, and secondary joint pin described in several is around the axis arranged of described main joint pin; Vertical range between the axis of any two described secondary joint pins and the axis of described main joint pin is equal.
3. the jockey of a kind of substrate according to claim 1, is characterized in that, the described substrate in described multilager base plate is vertically arranged in order; In the substrate of described adjacent two layers, the described substrate being positioned at top is upper substrate, and the described substrate being positioned at below is infrabasal plate.
4. the jockey of a kind of substrate according to claim 3, is characterized in that, one end of described main joint pin is connected with the bottom of described upper substrate, and the other end of described main joint pin is connected with the top of described infrabasal plate.
5. the jockey of a kind of substrate according to claim 3, is characterized in that, one end of described secondary joint pin is connected with the bottom of described upper substrate, and the other end of described secondary joint pin is connected with the top of described infrabasal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520815908.8U CN205017687U (en) | 2015-10-20 | 2015-10-20 | Device for connecting base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520815908.8U CN205017687U (en) | 2015-10-20 | 2015-10-20 | Device for connecting base plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205017687U true CN205017687U (en) | 2016-02-03 |
Family
ID=55216268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520815908.8U Active CN205017687U (en) | 2015-10-20 | 2015-10-20 | Device for connecting base plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205017687U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093554A (en) * | 2016-11-21 | 2018-05-29 | 鹏鼎控股(深圳)股份有限公司 | High frequency signal transmission structure and preparation method thereof |
-
2015
- 2015-10-20 CN CN201520815908.8U patent/CN205017687U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093554A (en) * | 2016-11-21 | 2018-05-29 | 鹏鼎控股(深圳)股份有限公司 | High frequency signal transmission structure and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211118 Address after: 214101 room 214, No. 1, Yingbin North Road, Dongting street, Xishan District, Wuxi City, Jiangsu Province Patentee after: Zhicode core (Wuxi) communication technology Co.,Ltd. Address before: 200131 room 1219, building 1, No. 100, Jinyu Road, pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: SHANGHAI YB ELECTRONICS CO.,LTD. |
|
| TR01 | Transfer of patent right |