CN113989475A - Method and device for identifying components on circuit board of relay protection device - Google Patents
Method and device for identifying components on circuit board of relay protection device Download PDFInfo
- Publication number
- CN113989475A CN113989475A CN202111112190.2A CN202111112190A CN113989475A CN 113989475 A CN113989475 A CN 113989475A CN 202111112190 A CN202111112190 A CN 202111112190A CN 113989475 A CN113989475 A CN 113989475A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- components
- identification
- unique identifier
- component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000003860 storage Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 230000006870 function Effects 0.000 claims description 5
- 238000011990 functional testing Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 2
- 230000000875 corresponding effect Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000012015 optical character recognition Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Supply And Installment Of Electrical Components (AREA)
Abstract
The invention provides a method and a device for identifying components on a circuit board of a relay protection device, wherein a circuit board is provided with a plurality of components, the circuit board is provided with a unique identifier, and each component is provided with a label, and the method comprises the following steps: acquiring a unique identifier of the circuit board; sending the unique identifier to an identification device to trigger the identification device to identify the label information of each component of the circuit board; acquiring label information of each component sent by the identification equipment; storing the unique identification and each of the tag information in association with each other.
Description
Technical Field
The invention relates to the field of production lines, in particular to a method and a device for identifying components on a circuit board of a relay protection device.
Background
Devices, commonly known as relay protection devices, are capable of issuing timely warning signals when a fault in the power system jeopardizes the safe operation of the power system, or issuing trip commands directly to the controlled circuit breakers to terminate the further development of these faults.
The relay protection device has a plurality of Circuit boards, each of which has a plurality of components, such as CT (Circuit Transformer), whose types and numbers are different. Relay protection devices also come in a variety of types, each type having different requirements for the circuit board. If a fault occurs in one of the CTs during the use of the relay protection device by a customer, it is likely that the same fault exists in all the CTs in the batch, and at this time, the circuit board corresponding to the CT in the batch needs to be recalled for processing, and the corresponding relay protection device also needs to be recalled for processing. However, since the same batch of CTs may be used for multiple types of circuit boards, and multiple batches of CTs may be simultaneously used in one production line, how to find the circuit board corresponding to one batch of CTs and then find the corresponding relay protection device is an urgent problem to be solved.
Disclosure of Invention
In view of the above, the present invention provides a method for identifying components on a circuit board of a relay protection device, where a circuit board has multiple components, the circuit board has a unique identifier, and the components have a tag, the method includes:
acquiring a unique identifier of the circuit board;
sending the unique identifier to an identification device to trigger the identification device to identify the label information of each component of the circuit board;
acquiring label information of each component sent by the identification equipment;
storing the unique identification and each of the tag information in association with each other.
According to the method as described above, optionally, after sending the unique identifier to an identification device, the method further includes:
acquiring the number and/or types of the components on the circuit board sent by the identification equipment;
determining whether the identification equipment successfully identifies the tag information according to the number and/or the type;
and if so, executing the operation of storing the unique identification and each piece of label information which are mutually associated.
According to the method as described above, optionally, after storing the unique identifier and each piece of tag information associated with each other, the method further includes: triggering a functional test process of the circuit board to determine whether the circuit board has a fault;
or
Obtaining the unique identifier of the circuit board comprises: and receiving a serial number of the circuit board acquired by scanning of a code scanning gun.
According to the method, optionally, triggering the identification device to identify the tag information of each component of the circuit board includes:
triggering the identification equipment to shoot each component of the circuit board, and determining label information, size and/or type of the component through character extraction and/or image identification, wherein the components of different types are different in size or color; or
The components are current transformers or voltage transformers.
According to the method, optionally, triggering the recognition device to shoot each component of the circuit board includes:
and triggering the identification equipment to determine the circuit board according to the unique identifier and shooting all components of the circuit board.
The invention also provides a device for identifying components on a circuit board of a relay protection device, wherein the circuit board is provided with a plurality of components, the circuit board is provided with a unique identifier, the components are provided with a label, and the device comprises:
a first obtaining unit, for obtaining the unique identifier of the circuit board;
the sending unit is used for sending the unique identifier to identification equipment so as to trigger the identification equipment to identify the label information of each component of the circuit board;
the second acquisition unit is used for acquiring the label information of each component sent by the identification equipment;
and the storage unit is used for storing the unique identification and each label information which are mutually associated.
According to the apparatus as described above, optionally, the second obtaining unit is further configured to: acquiring the number and/or types of the components on the circuit board sent by the identification equipment;
the device further comprises:
a determining unit, for determining whether the tag information is successfully identified by the identification device according to the number and/or the type; and if the determination result is yes, triggering the storage unit.
The apparatus as described above, optionally, further comprising:
the trigger unit is used for triggering a function test process of the circuit board so as to determine whether the circuit board has faults or not; or
The first obtaining unit is specifically configured to: and receiving a serial number of the circuit board acquired by scanning of a code scanning gun.
According to the device, optionally, the sending unit is specifically configured to trigger the recognition device to shoot each component of the circuit board, and determine tag information, size, and/or type of the component by text extraction and/or image recognition, where the different types of components are different in size or color; or
The components are current transformers or voltage transformers.
According to the apparatus as described above, optionally, the triggering unit is specifically configured to: and triggering the identification equipment to determine the circuit board according to the unique identifier and shooting all components of the circuit board.
The invention also provides a device for identifying components on a circuit board of a relay protection device, wherein the circuit board is provided with a plurality of components, the circuit board is provided with a unique identifier, the components are provided with a label, and the device comprises:
at least one memory for storing instructions;
at least one processor, configured to execute the method for identifying components on the circuit board of the relay protection device according to the instructions stored in the memory.
The invention further provides a readable storage medium, wherein machine readable instructions are stored in the readable storage medium, and when the machine readable instructions are executed by a machine, the machine executes the method for identifying the components on the circuit board of the relay protection device according to any one of the above.
According to the scheme, the serial number of the circuit board is identified, the label information of each component on the circuit board is automatically identified, the information which is related to each other is stored, and if a certain component goes wrong subsequently, the components in the batch or the components in the type can be tracked conveniently.
Drawings
The foregoing and other features and advantages of the invention will become more apparent to those skilled in the art to which the invention relates upon consideration of the following detailed description of a preferred embodiment of the invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic flow chart of a method for identifying a current transformer on a circuit board according to an embodiment of the invention.
Fig. 2 is a schematic flow chart of a method for identifying a current transformer on a circuit board according to another embodiment of the invention.
Fig. 3A is a schematic structural diagram of an apparatus for identifying a current transformer on a circuit board according to an embodiment of the present invention.
Fig. 3B is a schematic structural diagram of an apparatus for identifying a current transformer on a circuit board according to another embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an apparatus for identifying a current transformer on a circuit board according to still another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail by referring to the following examples.
Example one
The embodiment provides a method for identifying a component on a circuit board of a relay protection device, where an execution subject of the method is a device for identifying a component on a circuit board of a relay protection device, and the device is, for example, an RPA (Robotic Process Automation). The circuit board is provided with a plurality of components which can be current transformers or voltage transformers.
Fig. 1 is a schematic flowchart of a method for identifying components on a circuit board of a relay protection device according to this embodiment. The method for identifying the components on the circuit board of the relay protection device comprises the following steps:
For example, the scanning gun scans the unique identifier obtained on the circuit board and then sends the unique identifier to a device for identifying components on the circuit board of the relay protection device, or a recognition device takes a picture of the circuit board and extracts characters to identify the unique identifier of the circuit board, which is not limited specifically.
The unique identifier represents identification information unique to the circuit board, such as a serial number of the circuit board.
And 102, sending a unique identifier to identification equipment to trigger the identification equipment to identify the label information of each component of the circuit board.
The identification device may identify the tag information in various ways, for example, by taking a picture to extract characters, or by scanning the tag, which is not limited herein. The component has a label, and the information on the label is label information, which may include information indicating a batch of components, such as serial numbers, where the serial numbers of the components in the same batch are the same.
As for the manner of extracting the text by photographing to identify the tag information, an OCR (Optical Character Recognition) technology may be specifically adopted. This technique is prior art and will not be described further herein.
In this embodiment, the identification device can identify the tag information, and can also identify the type and the number of the components through the size or the color of the components. For example, one type of component is blue, another type of component is red, and the size of components of the same type but different specifications is different. The recognition equipment can determine the corresponding types and the number corresponding to each type by photographing and recognizing the images.
The identification device may read adjustable configuration parameters, such as ambient light compensation intensity, prior to capture to better capture for subsequent identification.
If the circuit board that this identification equipment can shoot has many, then can confirm which circuit board that needs to discern at present through the unique identification of circuit board that acquires, can pinpoint the circuit board that needs discernment at present.
And 103, acquiring label information of each component sent by the identification equipment.
And after the identification equipment identifies the label information, feeding back the label information to a device for identifying the components on the circuit board of the relay protection device.
And 104, storing the unique identification and each label information which are mutually associated.
Specifically, the unique identifier and the corresponding tag information are stored in a preset position. The preset position may be pre-configured, or may be read by the identification device and sent to the apparatus, which is not limited in this embodiment. As an exemplary illustration, the unique identifier and the corresponding tag information may be stored in an excel, for example, information based on the unique identifier, and the tag information corresponding to the identifier information is stored in the same column.
As a specific example, in a production line, there are installed a device for identifying a component on a circuit board of a relay protection device and a recognition apparatus having a camera and a function module capable of recognizing an image taken by the camera by an OCR technology. The position of this camera can be fixed, circuit board on the production line is transported on corresponding station, the label on it can be scanned to the handheld scanning rifle of staff, the device of the components and parts on the circuit board of discernment relay protection device acquires the serial number, identification equipment is triggered after that, the camera begins to gather the image, function module passes through the quantity of each components and parts on this circuit board of OCR technical identification, type and label information, identification equipment sends above-mentioned information to the device of the components and parts on the circuit board of discernment relay protection device, the device of the components and parts on the circuit board by discernment relay protection device is with the quantity of serial number and each components and parts, type and label information storage, subsequent inquiry of being convenient for.
Optionally, after step 104, further comprising: and triggering a functional test process of the circuit board to determine whether the circuit board has faults. The functional test flow belongs to the prior art, aims to identify whether the circuit board meets the factory requirements, and is not described herein again.
According to the embodiment, the serial number of the circuit board is identified, the label information of each component on the circuit board is automatically identified, the information which is related to each other is stored, if a problem occurs in a certain subsequent component, the component of the batch or the component of the type can be tracked, and the method is very convenient.
Example two
The present embodiment provides a supplementary description of the method for identifying components on the circuit board of the relay protection device in the first embodiment.
As shown in fig. 2, the method for identifying components on a circuit board of a relay protection device in this embodiment includes:
The specific content of this step is consistent with that of step 101, and is not described herein again.
For example, the circuit board is photographed by a recognition device, and then the collected image is recognized by an OCR technology to obtain the tag information, the number and the type of the components. The color and/or size of each type or model of component may be different, which facilitates differentiation of the identification devices.
And step 203, acquiring the label information, the quantity and the type of each component sent by the identification equipment.
And the identification equipment transmits the identified information to a device for identifying the components on the circuit board of the relay protection device.
And step 204, determining whether the identification equipment successfully identifies the tag information according to the quantity and the type, if so, executing step 205, otherwise, executing step 206.
As an exemplary illustration, the type and/or number of components that should correspond to each circuit board or each type of circuit board may be preset. The device for identifying the components on the circuit board of the relay protection device can determine the type and/or the number of the components which should be on the circuit board according to the serial number, or only one circuit board is on the production line, the device compares the acquired number and/or type with the preset number and/or type which should be on, if the number and/or type are matched with the preset number and/or type, the identification equipment is identified successfully, otherwise, the identification equipment is identified to be in a problem, the identified label information is also possibly wrong, or the components of the circuit board are not installed in position, further inspection is needed, and at the moment, the device for identifying the components on the circuit board of the relay protection device can send an alarm prompt.
This step is identical to step 104 and will not be described herein.
And step 206, sending alarm information.
The alarm information can be sent out in a sound mode, or displayed on a device for identifying components on a circuit board of the relay protection device, and can also send information prompts to communication equipment of workers. After receiving the alarm information, the worker can check the identification equipment or the circuit board of the current station to determine the fault source.
According to the embodiment, whether the equipment is in a problem or whether the components on the power board are installed in place can be further determined and identified by further acquiring the number and/or the types of the components on one circuit board, so that the fault of the equipment can be found as early as possible. In addition, the information which is correctly correlated is stored, if a problem occurs in a certain subsequent component, the batch of components or the type of components can be tracked, and the method is very convenient.
EXAMPLE III
The embodiment provides a device of components and parts on discernment relay protection device's circuit board, and the circuit board has a plurality of components and parts, and the circuit board has only sign, and components and parts have a label. The device for identifying the components on the circuit board of the relay protection device may be an RPA, or may be other devices, which are not described herein again.
As shown in fig. 3A, the apparatus of the present embodiment includes a first acquiring unit 301, a transmitting unit 302, a second acquiring unit 303, and a storing unit 304.
The first obtaining unit 301 is configured to obtain a unique identifier of a circuit board; the sending unit 302 is configured to send a unique identifier to an identification device to trigger the identification device to identify tag information of each component of the circuit board; the second obtaining unit 303 is configured to obtain tag information of each component sent by the identification device; and a storage unit 304 for storing the unique identifier and each tag information associated with each other.
Optionally, the first obtaining unit 301 is specifically configured to: and receiving the serial number of the circuit board acquired by scanning the code scanning gun.
Optionally, the component is a current transformer or a voltage transformer.
Optionally, the sending unit 302 is specifically configured to trigger the identification device to determine the circuit board according to the unique identifier, and shoot each component of the circuit board.
Optionally, as shown in fig. 3B, the apparatus for identifying components on a circuit board of a relay protection device further includes a triggering unit 305, where the triggering unit 305 is configured to trigger a functional test procedure of the circuit board to determine whether a fault exists on the circuit board.
The working method of each unit of this embodiment is the same as that of the previous embodiment, and is not described herein again.
According to the embodiment, by identifying the serial number of the circuit board and automatically identifying the label information of each current transformer on the circuit board and storing the information related to each other, if a problem occurs in a certain current transformer, the current transformers in the batch or the current transformers of the type can be tracked conveniently.
Example four
The present embodiment further supplements the description of the apparatus for identifying components on the circuit board of the relay protection apparatus in the above embodiment.
Optionally, the sending unit 302 of this embodiment is specifically configured to trigger the recognition device to shoot each component of the circuit board, and determine the tag information, the size, and/or the type of the component by text extraction and/or image recognition, where the sizes or the colors of different types of components are different. The recognition device sends the above information of the acquired component to the second acquisition unit 303.
Optionally, as shown in fig. 4, the apparatus for identifying components on a circuit board of a relay protection device of the foregoing example further includes a determining unit 401, where the determining unit 401 is configured to determine whether the identification device successfully identifies the tag information according to the number and/or the type; if the determination result is yes, the storage unit 304 is triggered.
The working method of each unit of this embodiment is the same as that of the previous embodiment, and is not described herein again.
According to the embodiment, whether the equipment is in a problem or whether the current transformers on the power board are installed in place can be further determined by further acquiring the number and/or types of the current transformers on one circuit board, so that the fault of the equipment can be found as early as possible. In addition, the correct and correlated information is stored, and if a problem occurs in a certain current transformer in the follow-up process, the current transformers in the batch or the current transformers of the type can be tracked conveniently.
The invention also provides a device for identifying the components on the circuit board of the relay protection device, wherein the circuit board is provided with a plurality of components, the circuit board is provided with the unique identifier, and the components are provided with one label. The determining means comprises at least one memory for storing instructions and at least one processor; the processor is used for executing the method for identifying the components on the circuit board of the relay protection device according to any one of the embodiments described in the foregoing embodiments according to the instructions stored in the memory.
Embodiments of the present invention also provide a readable storage medium. The readable storage medium stores machine readable instructions, and when the machine readable instructions are executed by a machine, the machine executes the method for identifying the components on the circuit board of the relay protection device described in any of the foregoing embodiments.
The readable medium has stored thereon machine readable instructions which, when executed by a processor, cause the processor to perform any of the methods previously described. In particular, a system or apparatus may be provided which is provided with a readable storage medium on which software program code implementing the functionality of any of the embodiments described above is stored and which causes a computer or processor of the system or apparatus to read and execute machine-readable instructions stored in the readable storage medium.
In this case, the program code itself read from the readable medium can realize the functions of any of the above-described embodiments, and thus the machine-readable code and the readable storage medium storing the machine-readable code form part of the present invention.
Examples of the readable storage medium include floppy disks, hard disks, magneto-optical disks, optical disks (e.g., CD-ROMs, CD-R, CD-RWs, DVD-ROMs, DVD-RAMs, DVD-RWs, DVD + RWs), magnetic tapes, nonvolatile memory cards, and ROMs. Alternatively, the program code may be downloaded from a server computer or from the cloud via a communications network.
It will be understood by those skilled in the art that various changes and modifications may be made in the above-disclosed embodiments without departing from the spirit of the invention. Accordingly, the scope of the invention should be determined from the following claims.
It should be noted that not all steps and units in the above flows and system structure diagrams are necessary, and some steps or units may be omitted according to actual needs. The execution order of the steps is not fixed and can be adjusted as required. The apparatus structures described in the above embodiments may be physical structures or logical structures, that is, some units may be implemented by the same physical entity, or some units may be implemented by a plurality of physical entities, or some units may be implemented by some components in a plurality of independent devices.
In the above embodiments, the hardware unit may be implemented mechanically or electrically. For example, a hardware unit or processor may comprise permanently dedicated circuitry or logic (such as a dedicated processor, FPGA or ASIC) to perform the corresponding operations. The hardware units or processors may also include programmable logic or circuitry (e.g., a general purpose processor or other programmable processor) that may be temporarily configured by software to perform the corresponding operations. The specific implementation (mechanical, or dedicated permanent, or temporarily set) may be determined based on cost and time considerations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (12)
1. A method of identifying components on a circuit board of a relay protection device, the circuit board having a plurality of components thereon, the circuit board having a unique identifier, the components having a tag, the method comprising:
acquiring a unique identifier of the circuit board;
sending the unique identifier to an identification device to trigger the identification device to identify the label information of each component of the circuit board;
acquiring label information of each component sent by the identification equipment;
storing the unique identification and each of the tag information in association with each other.
2. The method of claim 1, wherein after sending the unique identifier to an identification device, further comprising:
acquiring the number and/or types of the components on the circuit board sent by the identification equipment;
determining whether the identification equipment successfully identifies the tag information according to the number and/or the type;
and if so, executing the operation of storing the unique identification and each piece of label information which are mutually associated.
3. The method of claim 1,
after storing the unique identifier and each of the tag information associated with each other, further comprising: triggering a functional test process of the circuit board to determine whether the circuit board has a fault;
or
Obtaining the unique identifier of the circuit board comprises: and receiving a serial number of the circuit board acquired by scanning of a code scanning gun.
4. The method of any one of claims 1-3, wherein triggering the identification device to identify label information for components of the circuit board comprises:
triggering the identification equipment to shoot each component of the circuit board, and determining label information, size and/or type of the component through character extraction and/or image identification, wherein the components of different types are different in size or color; or
The components are current transformers or voltage transformers.
5. The method of claim 4, wherein triggering the identification device to photograph the components of the circuit board comprises:
and triggering the identification equipment to determine the circuit board according to the unique identifier and shooting all components of the circuit board.
6. Device of components and parts on discernment relay protection device's the circuit board, the circuit board has a plurality of components and parts, the circuit board has unique identification, components and parts have a label, its characterized in that, the device includes:
a first obtaining unit, for obtaining the unique identifier of the circuit board;
the sending unit is used for sending the unique identifier to identification equipment so as to trigger the identification equipment to identify the label information of each component of the circuit board;
the second acquisition unit is used for acquiring the label information of each component sent by the identification equipment;
and the storage unit is used for storing the unique identification and each label information which are mutually associated.
7. The apparatus of claim 6, wherein the second obtaining unit is further configured to: acquiring the number and/or types of the components on the circuit board sent by the identification equipment;
the device further comprises:
a determining unit, for determining whether the tag information is successfully identified by the identification device according to the number and/or the type; and if the determination result is yes, triggering the storage unit.
8. The apparatus of claim 1, further comprising:
the trigger unit is used for triggering a function test process of the circuit board so as to determine whether the circuit board has faults or not; or
The first obtaining unit is specifically configured to: and receiving a serial number of the circuit board acquired by scanning of a code scanning gun.
9. The device according to any one of claims 6 to 8, wherein the sending unit is specifically configured to trigger the identification device to shoot each component of the circuit board, and determine tag information, size, and/or type of the component by text extraction and/or image identification, where the size or color of different types of components is different; or
The components are current transformers or voltage transformers.
10. The apparatus according to claim 9, wherein the sending unit is specifically configured to: and triggering the identification equipment to determine the circuit board according to the unique identifier and shooting all components of the circuit board.
11. Device of components and parts on discernment relay protection device's the circuit board, the circuit board has a plurality of components and parts, the circuit board has unique identification, components and parts have a label, its characterized in that, the device includes:
at least one memory for storing instructions;
at least one processor configured to execute the method for identifying components on a circuit board of a relay protection device according to any one of claims 1 to 5 according to the instructions stored in the memory.
12. The readable storage medium is characterized in that machine readable instructions are stored in the readable storage medium, and when the machine readable instructions are executed by a machine, the machine executes the method for identifying the components on the circuit board of the relay protection device according to any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112190.2A CN113989475A (en) | 2021-09-23 | 2021-09-23 | Method and device for identifying components on circuit board of relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111112190.2A CN113989475A (en) | 2021-09-23 | 2021-09-23 | Method and device for identifying components on circuit board of relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113989475A true CN113989475A (en) | 2022-01-28 |
Family
ID=79736348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111112190.2A Pending CN113989475A (en) | 2021-09-23 | 2021-09-23 | Method and device for identifying components on circuit board of relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113989475A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116963386A (en) * | 2023-09-21 | 2023-10-27 | 成都光创联科技有限公司 | Flexible circuit board, testing system of optical device and testing method of optical device |
-
2021
- 2021-09-23 CN CN202111112190.2A patent/CN113989475A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116963386A (en) * | 2023-09-21 | 2023-10-27 | 成都光创联科技有限公司 | Flexible circuit board, testing system of optical device and testing method of optical device |
| CN116963386B (en) * | 2023-09-21 | 2024-01-05 | 成都光创联科技有限公司 | Flexible circuit board, testing system of optical device and testing method of optical device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110705405B (en) | Target labeling method and device | |
| US8348147B2 (en) | Method and apparatus for tracking the location of a digital media player deployed in a network | |
| CN111612104B (en) | Vehicle loss assessment image acquisition method, device, medium and electronic equipment | |
| CN106327605A (en) | Inspection method | |
| CN108010153A (en) | Bus driver's identification system and method | |
| CN111063144A (en) | Abnormal behavior monitoring method, device, equipment and computer readable storage medium | |
| CN108717711B (en) | Rail transit fault image analysis method, device and system | |
| CN113989475A (en) | Method and device for identifying components on circuit board of relay protection device | |
| CN110864876A (en) | Vehicle-mounted entertainment system test method, device, equipment and storage medium | |
| CN111225299A (en) | ONU (optical network Unit) fault identification and repair method and device | |
| CN110659704A (en) | Logistics express mail information identification system and method | |
| CN1922615B (en) | Composite marker information acquisition apparatus | |
| CN113538434B (en) | Power equipment defect identification method and system and readable storage medium | |
| CN111343846B (en) | Electronic component identification device and method based on PCB manufacturing process | |
| CN111310510B (en) | Face recognition result display method, device and storage medium | |
| CN110826473A (en) | Neural network-based automatic insulator image identification method | |
| CN115496894A (en) | Detection method and detection terminal for PCBA | |
| CN112286780A (en) | Method, device and equipment for testing recognition algorithm and storage medium | |
| EP4001849A1 (en) | System and method for mission critical screen validation on commercial displays | |
| CN109302670B (en) | Equipment information display method, server, device and system | |
| CN114708582A (en) | AI and RPA-based intelligent electric power data inspection method and device | |
| CN110532910B (en) | Unmanned aerial vehicle RFID auxiliary scanning control method and device | |
| CN110717508B (en) | Jig determination method, determination device, terminal device and storage medium | |
| TWM528432U (en) | Heat inspection apparatus and system including the same | |
| US20150324665A1 (en) | Identification of packing units |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |