CN108133103B - Electronic design DFM detection system, method and medium - Google Patents
Electronic design DFM detection system, method and medium Download PDFInfo
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Abstract
The invention discloses an electronic design DFM detection system, which comprises an input unit, a database, a detection unit and an output unit, wherein the input unit inputs an electronic design detection rule, and the electronic design detection rule comprises an electronic design standard detection rule, a design experience, a factory equipment parameter and a processing requirement; the database stores an electronic design detection model generated according to an input electronic design detection rule; the detection unit is used for generating a design model for the electronic design graph by adopting a graph analysis algorithm, and performing DFM detection on the design model and the electronic design detection model to obtain a detection result; the output unit is used for outputting a detection report containing a detection result, and the detection report comprises a character description of an error design and a position mark of an error. The invention has the beneficial effects that: the online automatic DFM detection can be carried out according to electronic design detection rules, design experience, factory equipment parameters and processing requirements, the electronic design efficiency is improved, and repeated design of engineers is reduced.
Description
Technical Field
The invention relates to the technical field of electronic design detection, in particular to a DFM detection system, a DFM detection method and a DFM detection medium for electronic design.
Background
In modern life, electronic design is closely related to us, most of airplanes, high-speed rails and automobiles, and most of computers, mobile phones, electronic watches and the like which are used by us every day use electronic products designed by EDA software, and the reliability of the design of the electronic products is very important for the use and safety of people.
At present, the primary design engineers in most enterprises do not have so much design experience, and in order to ensure the manufacturability and reliability of electronic designs, only the experienced high-level engineers can be arranged to check in the form of DFM Checklist (product manufacturability check table), which not only increases the workload of the high-level engineers, but also causes the design repetition, and greatly reduces the design efficiency. The manufacturability requirements of PCB circuit boards for manufacturing and assembly are many of the processes, but these requirements are often ignored by electronic engineers, resulting in design repetition, low PCB manufacturing or assembly yields, and even product quality issues. The existing CAM software can only detect after the PCB design is finished, the problem is found to be seriously delayed, the device layout needs to be changed for a plurality of process problems, and the change of PCB wiring is directly caused, so that the product reliability is influenced.
Disclosure of Invention
In view of the above, the technical problem to be solved by the present invention is to provide a system, a method and a medium for electronic design DFM detection, which can perform automatic DFM detection according to electronic design detection rules, design experience, factory equipment parameters and processing requirements, thereby improving electronic design efficiency.
The invention solves the technical problems by the following technical means:
in a first aspect, embodiments of the present invention provide an electronic design DFM detection system, which includes an input unit, a database, a detection unit, and an output unit,
the input unit inputs an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, design experience, factory equipment parameters and processing requirements;
the database stores an electronic design detection model generated according to an input electronic design detection rule;
the detection unit is used for generating a design model for the electronic design graph by adopting a graph analysis algorithm, and performing DFM detection on the design model and the electronic design detection model to obtain a detection result;
the output unit is used for outputting a detection report containing a detection result, and the detection report comprises a character description of an error design and a position mark of an error.
The system further comprises a server, wherein the detection unit is an online detection unit, and the server generates an electronic design detection model according to the input electronic design detection rule; the online detection unit is used for automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
And furthermore, the system also comprises an autonomous learning unit, wherein the autonomous learning unit is used for recording each detection process, performing circuit splitting learning on the detected PCB and accumulating learning samples.
Further, the detection unit is an offline detection unit, and the offline detection unit is used for being implanted into electronic design software, acquiring an electronic design graph in real time, generating a design model according to a graph analysis algorithm, and performing DRC detection and DFM detection on the design model according to the electronic design detection model.
Furthermore, the detection unit comprises a plate type rule detection unit, a wiring rule detection unit, a plug-in process detection unit, a mounting process detection unit, a welding process detection unit, an assembly process detection unit, a test point detection unit and a pad detection unit; the board type rule detection unit is used for board width detection, makeup detection, PCB size standardization detection and process edge detection; the routing rule detection unit is used for carrying out DFM detection on the routing on the PCB; the plug-in process detection unit is used for carrying out DFM detection on the process of plugging devices on the PCB; the mounting process detection unit is used for carrying out DFM detection on a mounted device on the PCB; the welding procedure detection unit is used for carrying out DFM detection on a PCB welding process; the assembly process detection unit is used for carrying out DFM detection on the devices on the PCB according to the assembly process requirements of different packages; the test point detection unit is used for detecting whether the test point is stored or not and carrying out DFM detection on the test point; the pad detection unit is used for carrying out DFM detection on the pad on the PCB.
In a second aspect, an embodiment of the present invention further provides an electronic design DFM detection method, including the following steps:
inputting an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, a design experience, factory equipment parameters and a processing requirement;
storing and generating an electronic design detection model according to an input electronic design detection rule;
acquiring graphic information of an electronic design file to be detected, generating a design model for the electronic design file by adopting a graphic analysis algorithm, and performing DFM detection on the design model and an electronic design detection model to obtain a detection result;
and outputting a detection report containing the detection result, wherein the detection report comprises the text description of the error design and the position indication of the error.
Further, the method further comprises generating an electronic design detection model according to the input electronic design detection rule; automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
Further, the method also comprises the steps of acquiring the electronic design graph from the electronic design software in real time, generating a design model according to a graph analysis algorithm, and carrying out DRC detection and DFM detection on the design model according to the electronic design detection model.
Further, the method further comprises: recording each detection process; performing circuit splitting learning on the detected PCB; the learning samples are accumulated.
In a third aspect, the present invention also provides a computer-readable storage medium, in which a computer program is stored, the computer program including program instructions, which, when executed by a processor, cause the processor to execute the above method.
The invention has the beneficial effects that:
the electronic design DFM detection system, the method and the medium provided by the embodiment of the invention can carry out online automatic DFM detection according to the electronic design detection rule, the design experience, the factory equipment parameter and the processing requirement, improve the electronic design efficiency and reduce the repeated design of engineers.
Drawings
The invention is further described below with reference to the figures and examples.
FIG. 1 is a schematic block diagram of a first embodiment of an electronic design DFM detection system provided by the present invention;
FIG. 2 is a schematic block diagram of the detection unit of FIG. 1;
FIG. 3 is a flowchart illustrating a DFM detection method according to a first embodiment of the present invention;
FIG. 4 is a flowchart illustrating a DFM detection method according to a second embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
As used in this specification and the appended claims, the term "if" may be interpreted contextually as "when", "upon" or "in response to a determination" or "in response to a detection".
Examples
As shown in fig. 1, there is shown a first embodiment of an electronic design DFM detection system provided by the present invention, comprising an input unit 1, a database 2, a detection unit 3 and an output unit 4,
the input unit 1 inputs an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, design experience, factory equipment parameters and processing requirements;
an electronic design detection model is generated according to an input electronic design detection rule and stored in the database 2;
the detection unit 3 is used for generating a design model from the electronic design graph by adopting a graph analysis algorithm, and performing DFM detection on the design model and the electronic design detection model to obtain a detection result;
the output unit 4 is used for outputting a detection report containing a detection result, wherein the detection report comprises a text description of an error design and a position mark where an error occurs.
The detection system also comprises a server 5, the detection unit 3 is an online detection unit, and the server 5 generates an electronic design detection model according to the input electronic design detection rule; the online detection unit is used for automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
A user or an administrator inputs electronic design inspection rules including, but not limited to, electronic design standard inspection rules, inspection rules formed from design experiences accumulated during the design process, plant equipment parameters, and processing requirements through an input unit. And the server inputs the electronic design detection rules to form an electronic design detection model for DFM detection of the electronic design graph according to the electronic detection rules, and the electronic design detection model is stored in the database. The detection unit generates a design model by the graph analysis algorithm according to the to-be-detected electronic design graph information uploaded to the server, the graph analysis algorithm can adopt a binary search algorithm, the server searches an electronic design detection model corresponding to the generated design model in the electronic design detection model, and DFM detection is carried out by adopting the corresponding electronic design detection module and the design model to obtain a detection result. The output unit outputs a detection report, the detection report comprises the character description of the error design and the position mark with the error, and the position mark adopts coordinate representation, so that designers can conveniently check and find the place with the error.
The electronic design DFM detection system provided by the embodiment can perform online automatic DFM detection according to electronic design detection rules, design experience, factory equipment parameters and processing requirements, improve electronic design efficiency and reduce repeated design of engineers.
Alternatively, as shown in fig. 2, the detecting unit 3 includes a board rule detecting unit 301, a routing rule detecting unit 302, a mounting process detecting unit 303, a mounting process detecting unit 304, a welding process detecting unit 305, an assembling process detecting unit 306, a test point detecting unit 307, and a pad detecting unit 308.
The board type rule detection unit 301 is used for board width detection, makeup detection, PCB size standardization detection and process edge detection; the server automatically reads the PCB size information in the current design drawing, and the board type rule detection unit judges whether the width of the printed board meets the requirement, whether the board needs to be spliced, whether the size of the printed board is the standard size and whether the width of the process edge is qualified.
The routing rule detection unit 302 is configured to perform DFM detection on a routing on a PCB, and the routing rule detection unit mainly detects whether a width of a printed wire is smaller than a set minimum width value; detecting whether the distance between the printed wires is smaller than the set minimum value of the distance between the printed wires; detecting whether routing exists between the bonding pads with the distance less than 0.5 mm; detecting the distance between the printed wire and a Mechanical1 layer frame to judge whether the requirement is met; and detecting an included angle between the printed board wires, if the included angle is less than or equal to 90 degrees.
The mounting process detection unit 303 is used for performing DFM detection on a process of mounting a device on a PCB. The plug-in mounting process detection unit mainly detects the front and back sides of the plug-in mounting component and the outer diameter of the through hole plug-in mounting pad. Detecting the front and back surfaces of the inserted component by finding the through holes of the set conditions on the non-component surface; and detecting the outer diameter of the through hole plug-in pad, namely detecting the outer diameter of the pad of the through hole plug-in device on the printed board, and if the outer diameter of the pad is less than or equal to the sum of the pad aperture and 0.4 mm.
The mounting process detection unit 304 is used for performing DFM detection on a mounted device on a PCB, and the mounting process detection unit mainly performs Mark point detection, surface-mounted device main element surface detection, surface-mounted device pad and via hole overlapping detection, printed conductor detection between the surface-mounted device pad and the via hole, and surface-mounted device pad printed conductor leading-out detection from the middle.
The welding process detection unit 305 is used for performing DFM detection on a PCB welding process, and mainly performs pad thermal insulation ring detection, large-area tin-coated tape detection and electric connector parallel welding detection.
The assembly process detection unit 306 is used for performing DFM detection on devices on the PCB according to assembly process requirements of different packages; the assembly process detection unit mainly performs large-scale packaging element surface inspection, flitch-mounted metal shell device short circuit hidden danger detection, discrete device body distance detection, DIP device body distance detection, metal shell device body distance detection and large-scale device manufacturability inspection.
The test point detection unit 307 is used for detecting whether the test points are stored or not, performing DFM detection on the test points, and detecting the distance between the test points on the printed board and the proportion of the test points;
the pad detection unit 308 is used for performing DFM detection on pads on a PCB, and the pad detection unit mainly performs large and small pad spacing detection, mounting hole surrounding space detection, pin pad through detection, pad direction detection, mounting hole matching detection, through hole mounting hole normalization detection, single pad detection, and via hole and chip spacing detection.
The detection units further include a Keepout layer detection unit 309, a standard constraint rule detection unit 310, a limit constraint rule detection unit 311, a DFA detection unit 312, an automatic light extraction detection unit 313, a height detection unit 314, a V-cut line detection unit 315, a Via detection unit 316, a trace length detection unit 317, and an SS font detection unit 318.
The Keepout layer detection unit 309 is configured to set a wiring prohibition area, and perform DRC detection on the electronic design in real time; the server will automatically add one Route Keepin/All along the panel frame and one more Route Keepout along the panel frame. Route Keepout width, outer 10mil, inner 15mil, and perform real-time DRC detection.
The standard constraint rule detection unit 310 is configured to detect that a standard design rule is adopted for PCB layout and wiring; the limit constraint rule detection unit 311 is configured to detect that a limit rule is adopted for PCB layout and routing. When the design is carried out by adopting a conventional design or after the design is finished, detecting by adopting a standard constraint detection rule; when the conventional requirements cannot meet the design requirements, the design can be carried out according to the limit requirements, and limit constraint rules are adopted for detection.
The DFA detection unit 312 is used for detecting the distance between the components on the PCB, and the system can automatically detect the distance between the components in the printed board, and determine whether the distance between the components meets the following requirements:
horizontal row: the minimum distance d1 between the centers of the adjacent bonding pads is more than or equal to 110mil (DIP seat);
longitudinal rows: the minimum distance d2 between the centers of the adjacent bonding pads is more than or equal to 200 mil;
the size interval of the body of the surface-mounted integrated circuit is more than or equal to 100mi (2.54mm), and if the size interval is not more than 100mi, the design is wrong;
the automatic light-emitting drawing detection unit 313 is used for automatically setting light drawing and generating a light drawing file. The height detection unit 314 is used for detecting the height of the components on the PCB and detecting whether the components on the PCB meet the set height.
The V-cut line detection unit 315 is used to detect whether there is a line in the safety distance between both sides of the V-cut. The user sets the safety distance between the two sides of the V _ CUT, and then draws a straight line on the single board at the position where the V _ CUT is needed. The system will automatically check that there is no wireless path within the safe distance range on both sides of the line being drawn.
The Via detection unit 316 is configured to detect an over aperture on the PCB and detect whether the Via aperture meets a specification. The trace length detection unit 317 is used for counting the full-version trace length. The SS font detecting unit 318 is used for detecting the line width and height of the silk-screen character on the printed board. If the line width is not satisfied to be more than or equal to 0.10mm (4mil) and the height is not satisfied to be more than or equal to 0.60mm, characters which are not in accordance with the specification are listed.
Optionally, the detection system further comprises an autonomous learning unit 6, wherein the autonomous learning unit 6 is used for recording each detection process, performing circuit splitting learning on the detected PCB, performing splitting learning on the PCB according to device types, packaging types, design rules and the like, accumulating learning samples, storing the learning samples into the database, automatically updating the database, and being more intelligent in detection.
The electronic design DFM detection system that this embodiment provided can carry out online automatic DFM according to electronic design detection rule, design experience, factory equipment parameter and processing requirement and detect, improves electronic design efficiency, reduces engineer's repeated design, still has autonomic learning, improves detecting system's intelligent degree.
Examples
The second embodiment of the electronic design DFM detection system provided by the invention is different from the first embodiment in that the detection unit is an offline detection unit, the offline detection unit is used for being implanted into electronic design software to acquire an electronic design graph in real time, a design model is generated according to a graph analysis algorithm, DRC detection and DFM detection are carried out on the design model according to the electronic design detection model, and other functional modules are similar. The detection system of the embodiment is wirelessly deployed on a server, downloads the detection system to the local through an online website, and can perform DFM detection in real time after being installed on corresponding PCB design software. The off-line detection unit acquires an electronic design graph of a user in real time, generates a design model according to a graph analysis algorithm, and searches the electronic design detection model in the database to perform DRC detection and DFM detection with the generated design model. The detection function of the detection unit is as described in embodiment 1, and is not described herein again.
The electronic design DFM detection system provided by the embodiment can perform real-time detection in the electronic design stage, leads manufacturability problems, really achieves drive design, reduces repeated design and improves design efficiency.
Examples
As shown in fig. 3, a first embodiment of the DFM detection method provided by the present invention is shown, and is applicable to the detection system of the above embodiment, and the detection method includes the following steps:
s11: inputting an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, a design experience, factory equipment parameters and a processing requirement.
Specifically, the user or the administrator inputs the electronic design inspection rules including, but not limited to, electronic design standard inspection rules, inspection rules formed from design experiences accumulated during the design process, plant equipment parameters, and processing requirements through the input unit.
S12: the storage generates an electronic design inspection model according to the inputted electronic design inspection rule.
Specifically, the server inputs electronic design detection rules to form an electronic design detection model for DFM detection of the electronic design graph according to the electronic detection rules, and the electronic design detection model is stored in a database.
S13: generating an electronic design detection model according to the input electronic design detection rule; automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
Specifically, the electronic design graph information to be detected is obtained, a design model is generated through a graph analysis algorithm, the graph analysis algorithm can adopt a binary search algorithm, a server searches an electronic design detection model corresponding to the generated design model in the electronic design detection model, and DFM detection is carried out through the corresponding electronic design detection module and the design model, so that a detection result is obtained.
S14: and outputting a detection report containing the detection result, wherein the detection report comprises the wrong text description and the wrong position indication.
S15: and recording each detection process, performing circuit splitting learning on the detected PCB, and accumulating learning samples. Specifically, the PCB is split and learned according to device types, packaging types, design rules and the like, learning samples are accumulated and stored in a database, the database is automatically updated, and the detection is more intelligent.
The electronic design DFM detection method provided by the embodiment can perform online automatic DFM detection according to electronic design detection rules, design experience, factory equipment parameters and processing requirements, improves electronic design efficiency, reduces repeated design of engineers, has an autonomous learning function, and improves the intelligence degree of a detection system.
Examples
As shown in fig. 4, a second embodiment of the DFM detection method provided by the present invention is shown, and is applicable to the detection system of the above embodiment, and the detection method includes the following steps:
s21: inputting an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, a design experience, factory equipment parameters and a processing requirement;
s22: an electronic design detection model is generated according to an input electronic design detection rule;
s23: and acquiring an electronic design graph from electronic design software in real time, generating a design model according to a graph analysis algorithm, and performing DRC detection and DFM detection on the design model according to the electronic design detection model. And acquiring an electronic design graph of a user in real time, generating a design model according to a graph analysis algorithm, and searching the electronic design detection model in the database and the generated design model to perform DRC detection and DFM detection.
S24: and outputting a detection report containing the detection result, wherein the detection report comprises the wrong text description and the wrong position indication.
The DFM detection method for electronic design provided by the embodiment can perform real-time detection in the electronic design stage, lead the manufacturability problem, really realize the drive design, reduce the repeated design and improve the design efficiency.
Examples
The computer program product for performing the DFM detection method according to the embodiment of the present invention includes a computer readable storage medium storing a program code, where instructions included in the program code may be used to execute the method described in the foregoing method embodiment, and specific implementation may refer to the method embodiment, which is not described herein again.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the method described above may refer to the corresponding process in the foregoing system embodiment, and is not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (8)
1. The electronic design DFM detection system is characterized by comprising an input unit, a database, a detection unit and an output unit,
the input unit inputs an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, design experience, factory equipment parameters and processing requirements;
the database stores an electronic design detection model generated according to an input electronic design detection rule;
the detection unit is used for generating a design model for the electronic design graph by adopting a graph analysis algorithm, and performing DFM detection on the design model and the electronic design detection model to obtain a detection result;
the output unit is used for outputting a detection report containing a detection result, and the detection report comprises a character description of an error design and a position mark of an error;
the system comprises a detection unit, a server and a control unit, wherein the detection unit is an online detection unit, and the server generates an electronic design detection model according to an input electronic design detection rule; the online detection unit is used for automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
2. The electronic design DFM inspection system of claim 1, further comprising an autonomous learning unit for recording each inspection process, performing circuit splitting learning on the inspected PCB, and accumulating learning samples.
3. The electronic design DFM detection system of claim 1, wherein the detection unit is an offline detection unit, and the offline detection unit is configured to be embedded in electronic design software to obtain the electronic design graph in real time, generate the design model according to a graph parsing algorithm, and perform DRC detection and DFM detection on the design model according to the electronic design detection model.
4. The electronic design DFM detection system of claim 1, wherein the detection unit comprises a board rule detection unit, a trace rule detection unit, a plug-in process detection unit, a mounting process detection unit, a welding process detection unit, an assembly process detection unit, a test point detection unit, and a pad detection unit; the board type rule detection unit is used for board width detection, makeup detection, PCB size standardization detection and process edge detection; the routing rule detection unit is used for carrying out DFM detection on the routing on the PCB; the plug-in process detection unit is used for carrying out DFM detection on the process of plugging devices on the PCB; the mounting process detection unit is used for carrying out DFM detection on a mounted device on the PCB; the welding procedure detection unit is used for carrying out DFM detection on a PCB welding process; the assembly process detection unit is used for carrying out DFM detection on the devices on the PCB according to the assembly process requirements of different packages; the test point detection unit is used for detecting whether the test point is stored or not and carrying out DFM detection on the test point; the pad detection unit is used for carrying out DFM detection on the pad on the PCB.
5. A DFM detection method for electronic design is characterized by comprising the following steps:
inputting an electronic design detection rule, wherein the electronic design detection rule comprises an electronic design standard detection rule, a design experience, factory equipment parameters and a processing requirement;
storing and generating an electronic design detection model according to an input electronic design detection rule;
acquiring graphic information of an electronic design file to be detected, generating a design model for the electronic design file by adopting a graphic analysis algorithm, and performing DFM detection on the design model and an electronic design detection model to obtain a detection result;
outputting a detection report containing a detection result, wherein the detection report comprises a character description of an error design and a position mark of an error;
the method further comprises generating an electronic design detection model according to the input electronic design detection rules; automatically analyzing the type of the uploaded file according to a graph analysis algorithm and generating a design model; and finding the electronic design detection model corresponding to the design model in the electronic design detection models to perform DFM detection.
6. The electronic design DFM detection method of claim 5, further comprising obtaining electronic design graphics in real time from electronic design software, generating design models according to a graphics parsing algorithm, performing DRC detection and DFM detection on the design models according to the electronic design detection models.
7. The electronic design DFM detection method of claim 6, wherein the method further comprises: recording each detection process; performing circuit splitting learning on the detected PCB; the learning samples are accumulated.
8. A computer-readable storage medium, characterized in that the computer storage medium stores a computer program comprising program instructions that, when executed by a processor, cause the processor to perform the method according to any of claims 5-7.
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| CN111339730B (en) * | 2020-01-19 | 2022-08-09 | 苏州浪潮智能科技有限公司 | Method and device for checking device position in PCB design |
| CN112100974B (en) * | 2020-09-17 | 2024-06-07 | 深圳市一博科技股份有限公司 | Test point checking method based on ALLEGRO software |
| CN112818624B (en) * | 2021-01-06 | 2023-10-27 | 深圳沸石智能技术有限公司 | Printed circuit board design drawing generation method, printed circuit board and manufacturing method thereof |
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