CN103995941B - A kind of isolation method to set up of High-speed Board Design mesopore impedance matching - Google Patents
A kind of isolation method to set up of High-speed Board Design mesopore impedance matching Download PDFInfo
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- CN103995941B CN103995941B CN201410249179.4A CN201410249179A CN103995941B CN 103995941 B CN103995941 B CN 103995941B CN 201410249179 A CN201410249179 A CN 201410249179A CN 103995941 B CN103995941 B CN 103995941B
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- hole
- isolation
- parameter
- network
- relative position
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- 238000002955 isolation Methods 0.000 title claims abstract description 47
- 238000013461 design Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 238000013507 mapping Methods 0.000 abstract description 5
- 238000012938 design process Methods 0.000 abstract description 4
- 238000004088 simulation Methods 0.000 abstract description 4
- 238000013459 approach Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The present invention disclose a kind of isolation method to set up of High-speed Board Design mesopore impedance matching, and this method is selected network, group selection, is screened by way of point selection and is needed to isolate the hole set, and provides two kinds and select：(1) according to the stacking of mapping, selective setting unit layering sets isolation；(2) all settable stackings of target hole are defined, isolation is all set.The parameter setting of effective ellipse isolation is provided simultaneously, it is ensured that data it is accurate and effective.Present invention selection in operation, parameter setting, on discriminant approach efficiently, it is accurate, the modeling procedure of the equal analog simulation process of the mapping of extraction and stacking of parameter, this mode makes data more accurate, especially in the design process of High speed rear panel, thousands of hole isolation set more embody this method it is convenient, it is efficient the characteristics of.
Description
Technical field
The present invention relates to High-speed Board Design field, more particularly to a kind of isolation of High-speed Board Design mesopore impedance matching
Method to set up.
Background technology
At present, the digital circuit of 100M and the above is very universal in industry, in the High-speed Board Design of this speed and the above
The resistance matching problem of mesopore can not ignore.Usual such design process is：Isolation size is determined using emulation mode；Root
According to the spacing of simulation result adjusting hole to copper.So as to reach the purpose of adjustment impedance matching.But, adjusted in circuit design software
Whole isolation is relatively difficult, in terms of size, disk storehouse, the data volume on take very big, and accuracy is difficult to ensure card.
The content of the invention
It is an object of the invention to by a kind of isolation method to set up of High-speed Board Design mesopore impedance matching, to solve
The problem of background section above is mentioned.
For up to this purpose, the present invention uses following technical scheme：
A kind of isolation method to set up of High-speed Board Design mesopore impedance matching, it comprises the following steps：
A, initialization layer stack structure, keep each layer polarity in storehouse hole and depth independent；
B, initiation parameter input, solidify the parameter of different isolation sizes；
C, selected network, point selection, obtain target through hole by way of group selection；
D, the network type for judging selected hole, if differential networks, that is, have difference hole pair, are isolated into ellipse, then
Step E is performed, if single line network, i.e., only single through hole is isolated into circle, then perform step I, if invalid network, then not
Perform any operation, return to step D；
E, mutually referred to and hole degree of coupling determines through hole pair, and preserved by differential lines；
F, the relative position for judging every group of through hole pair, if holes relative position is horizontal and vertical, perform step G, if
For other angles, then step H is performed；
G, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, parallel cut by the way that two circles are public
Line and two groups of parallel point of contacts set rectangle to isolate, and perform step J；
H, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, set angled according to hole position
Rectangle isolation, perform step J；
I, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation；
J, generation respective layer or all layers of the current network copper that covers are isolated；
Copper figure is covered in K, renewal.
Especially, if the network operated in the step D is defined as invalid network without throughhole member or without part.
Especially, caused by other angles include holes relative position for 45 degree of directions and human error in the step F
Deviation angle.
Especially, the isolation setting up procedure of slotted eye is specifically included in the step G and H：First, the circle in hole is determined
Isolate size；Secondly, relative position and the direction in two holes pair closer to the distance are established；Finally, calculating needs to add between hole pair
Rectangle isolation profile.
The isolation method to set up for the High-speed Board Design mesopore impedance matching that the present invention is provided is selected by network, organizes choosing
Select, the mode of point selection screens the hole for needing to isolate setting, and two kinds of selections are provided：(1) it is selective according to the stacking of mapping
Setting unit layering sets isolation；(2) all settable stackings of target hole are defined, isolation is all set.There is provided simultaneously effective
Ellipse isolation parameter setting, it is ensured that data it is accurate and effective.Present invention selection in operation, parameter setting,
On discriminant approach efficiently, accurately, the modeling procedure of the equal analog simulation process of the mapping of extraction and stacking of parameter, this mode allows
Data are more accurate, especially in the design process of High speed rear panel, and thousands of hole isolation, which is set, more embodies this method side
Just, efficient the characteristics of.
Brief description of the drawings
Fig. 1 is the isolation method to set up flow chart of High-speed Board Design mesopore impedance matching provided in an embodiment of the present invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.It is understood that tool described herein
Body embodiment is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, for the ease of retouching
State, part related to the present invention rather than full content are illustrate only in accompanying drawing.
It refer to shown in Fig. 1, Fig. 1 sets for the isolation of High-speed Board Design mesopore impedance matching provided in an embodiment of the present invention
Put method flow diagram.
The isolation method to set up of the present embodiment high speed circuit design mesopore impedance matching comprises the following steps：
Step S101, beginning, initialization layer stack structure keep each layer polarity in storehouse hole and depth independence, and this situation can be wrapped
Containing hole stack informations such as blind hole, back drill, positive negative films.
Step S102, initiation parameter input, solidify the parameter of different isolation sizes.Different isolation configuration informations are stored,
Principal function can be efficiently called when in use.
Step S103, selected network, point selection, obtain target through hole by way of group selection.The data of selection are used
Array is deposited, you can storage multiple choices result.
Step S104, the network type for judging selected hole, if differential networks, that is, have difference hole pair, are isolated into ellipse
Circle, then perform step S105, if single line network, i.e., only single through hole is isolated into circle, then perform step S109, if
Invalid network, then do not perform any operation, return to step S104.If the network operated in the present embodiment without throughhole member or
Without part, then invalid network is defined as.Obstructed parameter assignment mode is provided according to obstructed network type.
Step S105, mutually referred to and hole degree of coupling determines through hole pair, and preserved by differential lines.
Through hole by judging the dipolar path of difference and coupling to positional information, be this network through hole to packet,
Then it is defined as oval isolation in isolation setting up procedure.
Step S106, the relative position for judging every group of through hole pair, if holes relative position is horizontal and vertical, perform step
Rapid S107, if other angles, then performs step S108.It is 45 degree that other angles, which include holes relative position, in the present embodiment
Deviation angle caused by direction and human error.
Step S107, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, it is public by two circles
Parallel tangents and two groups of parallel point of contacts set rectangle to isolate, and perform step S1010.
Step S108, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, set according to hole position
Angled rectangle isolation, performs step S1010.
The isolation setting up procedure of slotted eye is specifically included in the present embodiment：First, the circular isolation size in hole is determined；
Secondly, relative position and the direction in two holes pair closer to the distance are established；Finally, the rectangle isolation for needing to add between hole pair is calculated
Profile.
Step S109, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation.
Step S1010, generation respective layer or all layers of the current network copper that covers are isolated.
Copper figure is covered in step S1011, renewal, terminates.
Technical scheme selection in operation, parameter setting, efficiently, accurately think on discriminant approach
Think, the modeling procedure of the equal analog simulation process of the mapping of extraction and stacking of parameter, this mode makes data more accurate, especially
Be High speed rear panel design process in, thousands of hole isolation set more embody this method it is convenient, it is efficient the characteristics of.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For, the present invention can have various changes and change.It is all any modifications made within spirit and principles of the present invention, equivalent
Replace, improve etc., it should be included in the scope of the protection.
Claims (1)
1. a kind of isolation method to set up of High-speed Board Design mesopore impedance matching, it is characterised in that comprise the following steps：
A, initialization layer stack structure, keep each layer polarity in storehouse hole and depth independent；
B, initiation parameter input, solidify the parameter of different isolation sizes；
C, selected network, point selection, obtain target through hole by way of group selection；
D, the network type for judging selected hole, if differential networks, that is, have difference hole pair, are isolated into ellipse, then perform
Step E, if single line network, i.e., only single through hole is isolated into circle, then performs step I, if invalid network, then do not perform
Any operation, return to step D；If the network operated is defined as invalid network without throughhole member or without part；
E, mutually referred to and hole degree of coupling determines through hole pair, and preserved by differential lines；
F, the relative position for judging every group of through hole pair, if holes relative position is horizontal and vertical, perform step G, if its
Its angle, then perform step H；It is skew caused by 45 degree of directions and human error that other angles, which include holes relative position,
Angle；
G, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, by the two public parallel tangents of circle and
Two groups of parallel point of contacts set rectangle to isolate, and perform step J；The isolation setting up procedure of the slotted eye is specifically included：First, really
Determine the circular isolation size in hole；Secondly, relative position and the direction in two holes pair closer to the distance are established；Finally, calculating needs
The rectangle isolation profile added between hole pair；
H, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation, angled square set according to hole position
Shape is isolated, and performs step J；
I, using through hole to cure parameter and hole storehouse parameter, be that hole sets circular isolation；
J, generation respective layer or all layers of the current network copper that covers are isolated；
Copper figure is covered in K, renewal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249179.4A CN103995941B (en) | 2014-06-06 | 2014-06-06 | A kind of isolation method to set up of High-speed Board Design mesopore impedance matching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249179.4A CN103995941B (en) | 2014-06-06 | 2014-06-06 | A kind of isolation method to set up of High-speed Board Design mesopore impedance matching |
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| Publication Number | Publication Date |
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| CN103995941A CN103995941A (en) | 2014-08-20 |
| CN103995941B true CN103995941B (en) | 2017-08-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108520994B (en) * | 2018-02-12 | 2019-12-13 | 中天宽带技术有限公司 | method for quickly designing impedance matching circuit of miniaturized broadband dielectric phase shifter |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6427085B1 (en) * | 1999-05-11 | 2002-07-30 | Cardiac Pacemakers, Inc. | Cardiac sense amplifier for capture verification |
| CN101662882A (en) * | 2005-01-25 | 2010-03-03 | 财团法人工业技术研究院 | Transmission hole of matched high frequency broadband impedance |
| CN103717012A (en) * | 2012-09-28 | 2014-04-09 | 杭州华三通信技术有限公司 | PCB board via impedance control method and structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103796424B (en) * | 2014-01-06 | 2017-06-27 | 联想(北京)有限公司 | A kind of multilayer circuit board and its impedance adjustment |
-
2014
- 2014-06-06 CN CN201410249179.4A patent/CN103995941B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6427085B1 (en) * | 1999-05-11 | 2002-07-30 | Cardiac Pacemakers, Inc. | Cardiac sense amplifier for capture verification |
| CN101662882A (en) * | 2005-01-25 | 2010-03-03 | 财团法人工业技术研究院 | Transmission hole of matched high frequency broadband impedance |
| CN103717012A (en) * | 2012-09-28 | 2014-04-09 | 杭州华三通信技术有限公司 | PCB board via impedance control method and structure |
Non-Patent Citations (1)
| Title |
|---|
| 大规模高速背板的信号完整性设计与仿真;羿昌宇等;《航空电子技术》;20131231;第44卷(第04期);第1-13页 * |
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| CN103995941A (en) | 2014-08-20 |
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Address after: No. 11-3 Hongyi Road, Xinwu District, Wuxi City, Jiangsu Province, 214028 Patentee after: Wuxi Synchronous Electronic Technology Co.,Ltd. Country or region after: China Address before: Room C508, No. 18 Qingyuan Road, Wuxi National High tech Industrial Development Zone, Wuxi City, Jiangsu Province, 214135 Patentee before: P.C.B.A. ELECTRONIC (WUXI) LTD. Country or region before: China |