CN106294926A - A kind of line class problem inspection method of printed circuit board - Google Patents
A kind of line class problem inspection method of printed circuit board Download PDFInfo
- Publication number
- CN106294926A CN106294926A CN201610570825.6A CN201610570825A CN106294926A CN 106294926 A CN106294926 A CN 106294926A CN 201610570825 A CN201610570825 A CN 201610570825A CN 106294926 A CN106294926 A CN 106294926A
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- Prior art keywords
- printed circuit
- circuit board
- line
- class problem
- inspection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/39—Circuit design at the physical level
- G06F30/398—Design verification or optimisation, e.g. using design rule check [DRC], layout versus schematics [LVS] or finite element methods [FEM]
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Evolutionary Computation (AREA)
- Geometry (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Structure Of Printed Boards (AREA)
Abstract
The present invention discloses the line class problem inspection method of a kind of printed circuit board, comprises the steps: without grid line inspection；Copper sheet without network checks；Electricity stratum is split without Network Check；The meticulous inspection of cut-off rule；Frame live width checks；Silk-screen live width is not equal to preset value inspection；Paving copper or grid live width check.The automatization that present invention achieves printed circuit printed line class problem checks, the most simple to operate, easy to use, fast response time, and checks that efficiency is high, checks that accuracy rate is high.
Description
Technical field
The present invention relates to printed circuit board technology field, particularly relate to the line class problem reviewing party of a kind of printed circuit board
Method.
Background technology
Printed circuit board (PCB) software Altium Designer is the one that former Protel software developer Altium company releases
The electronic product development system changed, mainly operates in Windows operating system.This set software is by principle diagram design, circuit
Emulation, PCB draw being perfectly combined of the technology such as editor, topological logic self routing, signal integrity analysis and design output, for
Designer provides brand-new design solution, makes designer to be easily designed, and skilled this software of use will
The quality and the efficiency that make circuit design are greatly improved.But, along with science and technology growing, printed circuit board increasingly trends towards
Densification, complication, line class problem audit function and check item that printed circuit board (PCB) software carries cannot meet inspection
Requirement, hand inspection is wasted time and energy, and under-enumeration easily occurs, the problem of misjudgement, and correctness cannot ensure.
Summary of the invention
It is an object of the invention to the line class problem inspection method by a kind of printed circuit board, solve background above skill
The problem that art part is mentioned.
For reaching this purpose, the present invention by the following technical solutions:
The line class problem inspection method of a kind of printed circuit board, it comprises the steps:
S101, without grid line inspection: by screening line net attribute whether be that NO NET determines whether without network
Line；
S102, without network copper sheet check: by screening paving copper net attribute check whether as without network copper sheet；
S103, electricity stratum are split without Network Check: checked whether as without network electricity ground by the NET attribute on screening electricity stratum
Layer；
The meticulous inspection of S104, cut-off rule: whether the cut-off rule on screening electricity stratum exists all live widths line less than preset value；
S105, frame live width check: screening machinery 1 layer, check whether that line and the circular arc width of all mechanical 1 layer is all pre-
If value；
S106, silk-screen live width are not equal to preset value inspection: line or the width of circular arc of bottom silk-screen is pushed up in screening, checks whether
The silk-screen of all devices has been optimized to predetermined width the most；
S107, paving copper or grid live width check: by the live width of screening paving copper and the live width of spacing attributive judgment paving copper be
No satisfied requirement and when lapping lattice copper, whether grid can be made.
Especially, described step S101 also includes: by keepout attribute and Polygon attribute eliminate taboo wiring and
Paving copper
Especially, the described inspection of copper sheet without network, the meticulous inspection of cut-off rule can use the PCB in printed circuit board software
Inspector function realizes screening.
Especially, described frame live width inspection, silk-screen live width are not equal to preset value inspection and can use printed circuit board software
In PCB Inspector function screen several times.
Especially, the line class problem inspection method of described printed circuit board also includes: examined by described step S101-S107
During line inspection class problem, the PCB interface of printed circuit board (PCB) software can jump directly to problematic element and be highlighted.
Especially, in described step S104 preset value arrange but be not limited to 20mil.
Especially, in described step S105 preset value arrange but be not limited to 7mil.
Especially, in described step S106 predetermined width arrange but be not limited to 7mil.
The line class problem inspection method of the printed circuit board that the present invention proposes achieves oneself of printed circuit printed line class problem
Dynamicization checks, the most simple to operate, easy to use, fast response time, and checks that efficiency is high, checks that accuracy rate is high.
Accompanying drawing explanation
The line class problem inspection method flow chart of the printed circuit board that Fig. 1 provides for the embodiment of the present invention.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can realize in many different forms, however it is not limited to institute herein
The embodiment described.On the contrary, provide the purpose of these embodiments be make to the disclosure understand more thorough
Comprehensively.It should be noted that unless otherwise defined, all of technology used herein and scientific terminology with belong to the present invention's
The implication that those skilled in the art are generally understood that is identical.The term used the most in the description of the invention is simply
In order to describe the purpose of specific embodiment, it is not intended that in limiting the present invention.Term as used herein " and/or " include one
Individual or the arbitrary and all of combination of multiple relevant Listed Items.
The checking tool being currently known is broadly divided into and software carries out secondary development and develops new software to post-production number
Check two kinds according to carrying out.For develop new software post-production data are checked, current main flow have Genesis software,
CAM350, CAM2000, Valor etc., check and be more biased towards in manufacturability analysis, belongs to later stage inspection.Early stage inspection is the most right
Software carries out secondary development, and the program developed by use was checked in the design phase, belongs to early stage inspection.The most both at home and abroad
Extensive way be make some auxiliary programs, be such as widely used in the skill program of cadence and be applied to Altium
The Script of Designer.The appearance of auxiliary program, substantially increases work efficiency, reduces the use difficulty of software.At present
The conventional language writing auxiliary program both at home and abroad has C++, VB, foxpro, delphi etc..The present invention is mainly by printed circuit
The Query Language language coding that plate software Altium Designer carries realizes.
Refer to shown in Fig. 1, the line class problem inspection method flow process of the printed circuit board that Fig. 1 provides for the embodiment of the present invention
Figure.
In the present embodiment, the line class problem inspection method of printed circuit board specifically includes following steps:
S101, without grid line inspection: by screening line net attribute whether be that NO NET determines whether without network
Line；Eliminate taboo wiring and paving copper by keepout attribute and Polygon attribute simultaneously.Specific procedure is accomplished by
(ObjectKind='Track') and (Keepout<>' True') And (Net='No Net') and
OnSignal and not InPolygon
S102, without network copper sheet check: by screening paving copper net attribute check whether as without network copper sheet；Concrete journey
Sequence is accomplished by
(ObjectKind='Poly') And (Net='No Net')
S103, electricity stratum are split without Network Check: checked whether as without network electricity ground by the NET attribute on screening electricity stratum
Layer；Specific procedure is accomplished by
(ObjectKind='Split Plane') And (Net='No Net')
The meticulous inspection of S104, cut-off rule: whether the cut-off rule on screening electricity stratum exists all live widths line less than preset value；
Specific procedure is accomplished by
IsTrack and OnPlane And(Width<AsMils(20))
The most described preset value arranges but is not limited to 20mil, can be adjusted flexibly according to need.
S105, frame live width check: screening machinery 1 layer, check whether that line and the circular arc width of all mechanical 1 layer is all pre-
If value；The most described preset value arranges but is not limited to 7mil, can be adjusted flexibly according to need.Specific procedure realizes such as
Under:
(Layer='Mechanical 1') And (AsMils (Width)<>7)
S106, silk-screen live width are not equal to preset value inspection: line or the width of circular arc of bottom silk-screen is pushed up in screening, checks whether
The silk-screen of all devices has been optimized to predetermined width the most；The most described predetermined width arranges but is not limited to 7mil, can
It is adjusted flexibly according to need.Specific procedure is accomplished by
(IsTrack or IsArc)and OnSilkscreen and(Width<>AsMils(7))
S107, paving copper or grid live width check: by the live width of screening paving copper and the live width of spacing attributive judgment paving copper be
No satisfied requirement and when lapping lattice copper, whether grid can be made；Specific procedure is accomplished by
(ObjectKind='Poly') and ((PolygonGridSize-PolygonTrackWidth < AsMils (8))
And (PolygonGridSize-PolygonTrackWidth > AsMils (0))) or (ObjectKind='Poly') and
(PolygonTrackWidth<AsMils(6))
When checking line class problem by described step S101-S107 in the present embodiment, PCB circle of printed circuit board (PCB) software
Face can jump directly to problematic element and be highlighted.
It addition, the described inspection of copper sheet without network, the meticulous inspection of cut-off rule can use the PCB in printed circuit board software
Inspector function realizes screening.Described frame live width inspection, silk-screen live width are not equal to preset value inspection can use printing electricity
PCB Inspector function in the plate software of road is screened several times.
Technical scheme achieves the automatization of printed circuit printed line class problem and checks, the most simple to operate, easily
Left-hand seat, easy to use, fast response time, and check that efficiency is high, check that accuracy rate is high.
The know-why of the present invention is described above in association with specific embodiment.These describe and are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel need not pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes fall within
Within protection scope of the present invention.
Claims (8)
1. the line class problem inspection method of a printed circuit board, it is characterised in that comprise the steps:
S101, without grid line inspection: by screening line net attribute whether be that NO NET determines whether the line without network；
S102, without network copper sheet check: by screening paving copper net attribute check whether as without network copper sheet；
S103, electricity stratum are split without Network Check: checked whether as without network electricity stratum by the NET attribute on screening electricity stratum；
The meticulous inspection of S104, cut-off rule: whether the cut-off rule on screening electricity stratum exists all live widths line less than preset value；
S105, frame live width check: screening machinery 1 layer, check whether that line and the circular arc width of all mechanical 1 layer is all default
Value；
S106, silk-screen live width are not equal to preset value inspection: line or the width of circular arc of bottom silk-screen is pushed up in screening, checks whether all
The silk-screen of device has been optimized to predetermined width the most；
S107, paving copper or grid live width check: the fullest by the live width of screening paving copper and the live width of spacing attributive judgment paving copper
Foot requires and when lapping lattice copper, and whether grid can be made.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described step S101
Also include: eliminate taboo wiring and paving copper by keepout attribute and Polygon attribute.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described copper without network
Skin inspection, the meticulous inspection of cut-off rule can use the PCBInspector function in printed circuit board software to realize screening.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described frame live width
Check, silk-screen live width is not equal to preset value inspection and the PCBInspector function in printed circuit board software can be used to sieve several times
Choosing.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described printing electricity
The line class problem inspection method of road plate also includes: when checking line class problem by described step S101-S107, printed circuit board (PCB) is soft
The PCB interface of part can jump directly to problematic element and be highlighted.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described step S104
Middle preset value arranges but is not limited to 20mil.
The line class problem inspection method of printed circuit board the most according to claim 1, it is characterised in that described step S105
Middle preset value arranges but is not limited to 7mil.
8. according to the line class problem inspection method of the printed circuit board one of claim 1 to 7 Suo Shu, it is characterised in that described
In step S106 predetermined width arrange but be not limited to 7mil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570825.6A CN106294926A (en) | 2016-07-19 | 2016-07-19 | A kind of line class problem inspection method of printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610570825.6A CN106294926A (en) | 2016-07-19 | 2016-07-19 | A kind of line class problem inspection method of printed circuit board |
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| Publication Number | Publication Date |
|---|---|
| CN106294926A true CN106294926A (en) | 2017-01-04 |
Family
ID=57651717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610570825.6A Pending CN106294926A (en) | 2016-07-19 | 2016-07-19 | A kind of line class problem inspection method of printed circuit board |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108846176A (en) * | 2018-05-30 | 2018-11-20 | 郑州云海信息技术有限公司 | A kind of inspection method of printed circuit board wiring, device and electronic equipment |
| CN109325285A (en) * | 2018-09-14 | 2019-02-12 | 郑州云海信息技术有限公司 | Automatically multifaceted method, apparatus, equipment and computer readable storage medium are spread |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1704942A (en) * | 2004-06-03 | 2005-12-07 | 鸿富锦精密工业（深圳）有限公司 | Wiring width rule inspection system and method |
| CN1979502A (en) * | 2005-11-30 | 2007-06-13 | 英业达股份有限公司 | System and method for checking design error |
| CN104102758A (en) * | 2013-04-15 | 2014-10-15 | 鸿富锦精密工业（深圳）有限公司 | System and method for checking signal line length |
| CN104573242A (en) * | 2015-01-14 | 2015-04-29 | 上海泰齐电子科技咨询有限公司 | PCB design layout audit system |
-
2016
- 2016-07-19 CN CN201610570825.6A patent/CN106294926A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1704942A (en) * | 2004-06-03 | 2005-12-07 | 鸿富锦精密工业（深圳）有限公司 | Wiring width rule inspection system and method |
| CN1979502A (en) * | 2005-11-30 | 2007-06-13 | 英业达股份有限公司 | System and method for checking design error |
| CN104102758A (en) * | 2013-04-15 | 2014-10-15 | 鸿富锦精密工业（深圳）有限公司 | System and method for checking signal line length |
| CN104573242A (en) * | 2015-01-14 | 2015-04-29 | 上海泰齐电子科技咨询有限公司 | PCB design layout audit system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108846176A (en) * | 2018-05-30 | 2018-11-20 | 郑州云海信息技术有限公司 | A kind of inspection method of printed circuit board wiring, device and electronic equipment |
| CN108846176B (en) * | 2018-05-30 | 2022-05-06 | 郑州云海信息技术有限公司 | Printed circuit board wiring inspection method and device and electronic equipment |
| CN109325285A (en) * | 2018-09-14 | 2019-02-12 | 郑州云海信息技术有限公司 | Automatically multifaceted method, apparatus, equipment and computer readable storage medium are spread |
| CN109325285B (en) * | 2018-09-14 | 2022-03-08 | 郑州云海信息技术有限公司 | Method, device, equipment and computer readable storage medium for automatically paving multiple layers |
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Application publication date: 20170104 |