CN114522908B - System and method for improving abnormal inspection efficiency of test workshop - Google Patents
System and method for improving abnormal inspection efficiency of test workshop Download PDFInfo
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- CN114522908B CN114522908B CN202210142568.1A CN202210142568A CN114522908B CN 114522908 B CN114522908 B CN 114522908B CN 202210142568 A CN202210142568 A CN 202210142568A CN 114522908 B CN114522908 B CN 114522908B
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- 238000012545 processing Methods 0.000 claims abstract description 23
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The invention provides a system and a method for improving abnormal inspection efficiency of a test workshop, wherein the system comprises a hardware conversion device, a server, a remote central control end and a technician terminal; the hardware conversion device comprises a VNC remote control module, a tri-color lamp acquisition module, a video stream acquisition module and a remote control instruction module, by adopting the system, remote centralized inspection can be realized, abnormal real-time technicians can be found in real time to process, manpower is effectively utilized, the abnormal inspection efficiency is improved when an effective machine is improved, and the machine output efficiency is improved; when the number of the abnormal concurrency does not exceed the number of technicians, the abnormal parallel processing is realized, waiting is not needed, and the effective machine time is greatly improved.
Description
Technical Field
The invention relates to the technical field of integrated circuit testing, in particular to a system and a method for improving abnormal inspection efficiency of a test workshop.
Background
An integrated circuit (INTEGRATED CIRCUIT, IC) is a microelectronic device that is fabricated on a small semiconductor die or dielectric substrate by interconnecting the components and wiring of transistors, diodes, resistors, capacitors, inductors, etc. required in a circuit using a process, and then packaged in a package to provide the microstructure with the desired circuit function. When testing the function of an electronic product, the function test is generally performed on an integrated circuit of the electronic product.
In the integrated circuit testing link, a set of wafer testing equipment is generally composed of automatic testing equipment and an automatic probe station, and a set of finished product testing equipment is generally composed of automatic testing equipment and an automatic sorting machine. A large scale test shop may have hundreds of wafer test equipment or hundreds of finished product test equipment.
The equipment is extremely expensive, the automation degree is high, and service charging is settled by unit machine time. In the production process, abnormal downtime is reduced as much as possible, and continuous operation is maintained, which is a core requirement for maximizing cost efficiency.
The traditional workshop management mode is that a technician manages in a mode of distributing and fixing 6-8 sets of equipment according to each person, and is responsible for inspection in a team, if abnormality is found, the manual interrupt processing is carried out, if a plurality of sets of equipment are abnormal at the same time, serial processing is needed one by one. If an exception occurs beyond the current technical capabilities of the responsible technician, additional requests are required and the engineer is waited for intervention.
Disclosure of Invention
The invention aims to provide a system and a method for improving the abnormal inspection efficiency of a test workshop, which realize remote centralized inspection, can find out the abnormal real-time processing in real time, and can improve the output efficiency of equipment when effective machines are improved.
In order to solve the technical problems, the invention provides a system for improving abnormal inspection efficiency of a test workshop, wherein a plurality of sets of test devices are arranged in the test workshop, each set of test devices comprises a wafer test device or/and a finished product test device, each set of wafer test device comprises automatic test equipment and an automatic probe station, each set of finished product test device comprises automatic test equipment and an automatic sorting machine, and the system comprises: the system comprises a hardware conversion device, a server, a remote central control end and a technician terminal; the hardware conversion device comprises a VNC remote control module, a tri-color lamp acquisition module, a video stream acquisition module and a remote control instruction module; wherein,
The VNC remote control module is used for integrating a virtual network console function in the hardware conversion device to realize remote control of the automatic test equipment;
The three-color lamp acquisition module is used for acquiring three-color lamp signals of the automatic probe station or the automatic sorting machine so as to identify the current state of the machine;
the video stream acquisition module is used for acquiring screen display pictures of the automatic probe station or the automatic sorting machine, compressing and transmitting picture information in real time;
the remote control instruction module is used for receiving a remote control instruction, and converting the remote control instruction into an operation instruction of the testing device in an analog mode so as to respond to remote operation;
the server is used for collecting the log of the testing device, communicating the hardware conversion device with the remote central control end and identifying the abnormal type;
The remote central control end is used for monitoring the current states of all the test devices in real time, remotely operating the test devices to solve part of the anomalies, and sending the anomalies which cannot be remotely solved to the technician terminal;
the technician terminal is used for displaying the order-robbing task sent by the remote central control terminal, and the technician selects whether to rob an order or not.
Optionally, the server determines the difficulty level of exception handling according to the exception type, and determines a technician suitable for handling the exception, and the remote central control end sends a robbery order task to a corresponding technician terminal of the technician.
Optionally, the hardware conversion device corresponds to the testing device one by one.
Optionally, the video stream acquisition module is further configured to acquire a screen display of the automatic test equipment.
Optionally, the log of the test device includes information of each test device, time of occurrence of the abnormality, information of occurrence of the abnormality, type of the abnormality, technician handling the abnormality, handling duration and handling mode.
Optionally, the server is configured to identify the type of the abnormality according to the log of the testing device, and give a processing suggestion to the remote central control end.
Optionally, the server is further configured to count the number of anomalies, time-lapse and workload of each of the technicians.
Optionally, only one set of the testing device can be remotely operated at the same time through the remote central control end.
Correspondingly, the invention also provides a method for improving the abnormal inspection efficiency of the test workshop, which adopts the system for improving the abnormal inspection efficiency of the test workshop, and comprises the following steps:
The VNC remote control module integrates a virtual network console function in the hardware conversion device to realize remote control of the automatic test equipment;
The three-color lamp acquisition module acquires three-color lamp signals of the automatic probe station or the automatic sorting machine so as to identify the current state of the machine;
the video stream acquisition module acquires screen display pictures of the automatic probe station or the automatic sorting machine, compresses and transmits picture information in real time;
the remote control instruction module receives a remote control instruction, and converts the remote control instruction into an operation instruction of the testing device in an analog mode so as to respond to remote operation;
the server collects the log of the testing device, communicates the hardware conversion device with the remote central control end and carries out abnormality type identification;
the remote central control end monitors the current states of all the test devices in real time, remotely operates the test devices to solve part of the anomalies, and sends the anomalies which cannot be remotely solved to the technician terminal;
And the technician terminal displays the abnormality sent by the remote central control terminal, and the technician selects whether to rob the bill or not.
Optionally, the server determines the difficulty level of exception handling according to the exception type, and determines a technician suitable for handling the exception, and the remote central control end sends a robbery order task to a corresponding technician terminal of the technician.
The system and the method for improving the abnormal inspection efficiency of the test workshop have the following beneficial effects:
The remote centralized inspection is realized, abnormal real-time technicians can be found in real time to be arranged for processing, manpower is effectively utilized, the efficiency of abnormal inspection is improved when an effective machine is improved, and the output efficiency of the machine is improved; when the number of the abnormal concurrency does not exceed the number of technicians, the abnormal parallel processing is realized, waiting is not needed, and the effective machine time is greatly improved.
All the anomalies can be automatically counted by the system, the quantity, the time effect and the workload of the technicians for processing the anomalies are scientifically counted, the constraint excitation is facilitated, and the work enthusiasm of the technicians is improved.
Drawings
It will be appreciated by those skilled in the art that the drawings are provided for a better understanding of the invention and do not constitute any limitation on the scope of the invention.
FIG. 1 is a schematic block diagram of a system for improving the abnormal inspection efficiency of a test shop according to an embodiment of the present invention;
Fig. 2 is a schematic diagram of a display screen of a remote central control terminal according to an embodiment of the invention.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific embodiments thereof in order to make the objects, advantages and features of the invention more apparent. It should be noted that the drawings are in a very simplified form and are not drawn to scale, merely for convenience and clarity in aiding in the description of embodiments of the invention. Furthermore, the structures shown in the drawings are often part of actual structures. In particular, the drawings are shown with different emphasis instead being placed upon illustrating the various embodiments.
As used in this disclosure, the singular forms "a," "an," and "the" include plural referents, the term "or" are generally used in the sense of comprising "and/or" and the term "several" are generally used in the sense of comprising "at least one," the term "at least two" are generally used in the sense of comprising "two or more," and the term "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance or number of features indicated. Thus, a feature defining "a first", "a second", and "a third" may include one or at least two of the feature, either explicitly or implicitly, unless the context clearly dictates otherwise.
FIG. 1 is a schematic block diagram of a system for improving the inspection efficiency of a test shop according to an embodiment of the present invention. Referring to fig. 1, the present invention provides a system for improving abnormal inspection efficiency of a test shop, wherein a plurality of sets of test devices 10 are disposed in the test shop, the test devices include wafer test devices or/and finished product test devices, each set of wafer test devices includes an automatic test equipment 11 and an automatic probe station 12, each set of finished product test devices includes an automatic test equipment 11 and an automatic sorter 13, the system includes: the hardware conversion device 20, the server 30, the remote central control terminal 40 and the technician terminal 50; the hardware conversion device 20 comprises a VNC remote control module 21, a tri-color light acquisition module 22, a video stream acquisition module 23 and a remote control instruction module 24.
The VNC (Virtual Network Console ) remote control module 21 is configured to integrate a virtual network console function in the hardware conversion device 20, so as to implement remote control on the automatic test equipment 11.
The tri-color light collection module 22 is used for collecting tri-color light signals of the automatic probe station 12 or the automatic sorting machine 13 to identify the current state of the machine. In this embodiment, the tri-color lamp signal may include three colors of red, yellow and green, where red indicates that the machine is abnormal, yellow indicates that the machine is idle or in abnormal processing, and green indicates that the machine is operating normally, and the machine is the automatic probe station 12 or the automatic sorter 13.
The video stream collection module 23 is configured to collect the screen display of the automatic probe station 12 or the automatic sorter 13, compress the screen information in real time, and transmit the screen information. In this embodiment, the video stream acquisition module 23 acquires the on-screen display screen and performs compression to transmit the screen information to the server 30, and the server 30 transmits the screen information to the remote central control terminal 40 to display the screen information. Preferably, the video stream acquisition module 23 may also be configured to acquire a screen display of the automatic test equipment 11.
The remote control command module 24 is configured to receive a remote control command, and to perform analog conversion into an operation command of the test device 10 in response to a remote operation.
Preferably, in order to ensure the operation stability and operation smoothness of the system, the hardware conversion device 20 is in one-to-one correspondence with the test device 10, that is, one set of test devices 10 needs to configure one hardware conversion device 20, and the ID code of the hardware conversion device 20 can correspondingly identify the controlled test device 10.
The server 30 is configured to collect logs of the testing device 10, communicate the hardware conversion device 20 with the remote central control terminal 40, and perform abnormality type recognition. The server 30 communicates the hardware conversion device 20 with the remote central control terminal 40, and transmits the information collected by the hardware conversion device 20 to the remote central control terminal 40 after conversion, and transmits the operation instruction sent by the remote central control terminal 40 to the hardware conversion device 20 after conversion. In this embodiment, the log of the test device 10 includes the type of each test device 10, the time of occurrence of the abnormality, the information of occurrence of the abnormality, the type of the abnormality, the technician handling the abnormality, the duration of handling, the handling mode, etc., and in other embodiments, the log of the test device 10 may further include other information related to the test device 10. The type of each test device 10 may be an ID of the test device 10, and may correspond to a specific type of each test device, the information about occurrence of an abnormality is a specific information record of an abnormality corresponding to a certain time, a technician handling the abnormality is, for example, a name or a work number of the technician, a handling time is a time spent for handling the abnormality, and a specific handling manner is recorded in the server 30 after the technician finishes handling the abnormality.
With the accumulation of the logs of the test device 10 in the server 30, the server 30 can identify the kind of abnormality actually occurring according to the logs of the test device and give a processing advice to the remote central control terminal 40. The server 30 is also used to count the number of anomalies, timeliness and workload of each of the technicians. The quantity, time effect and workload of the technicians for processing the anomalies are scientifically counted, constraint excitation is facilitated, and the work enthusiasm of the technicians is improved.
The remote central control end 40 is configured to monitor the current status of all the test devices 10 in real time, remotely operate the test devices 10 to solve a part of the anomalies, and send an anomaly that cannot be remotely solved to the technician terminal 50; the technician terminal is used for displaying the order-robbing task sent by the remote central control terminal 40, and the technician selects whether to rob an order or not.
When an abnormality occurs in the test apparatus 10, the remote central control terminal 40 can monitor and find the abnormality in real time, and a remote technician in charge of the remote central control terminal 40 needs to determine whether the abnormality can be resolved by remote operation first, if so, the abnormality can be resolved by remote operation of the remote technician, and if the abnormality cannot be resolved by remote operation, the remote central control terminal 40 sends the abnormality to the technician terminal 50.
Fig. 2 is a schematic diagram of a display screen of a remote central control terminal according to an embodiment of the invention. All of the test devices 10 may be displayed on the remote central control 40 to monitor the current status of the test devices 10, only a portion of the test equipment being shown in columns in fig. 2. The screen may contain an ID, model number of the test device. In fig. 2, the state Z1 indicates that the test device is operating normally, and the screen may be displayed green; the state Z2 indicates that the test device is abnormal and needs to be processed, and the picture is displayed in red; the state Z3 indicates that after the test device is abnormal, the technician is in process, and the local on the picture indicates that the technician is in process at the test device, and the picture is displayed as yellow; the state Z4 indicates that the test device is being processed by a technician after an abnormality occurs, and the remote location on the screen indicates that the remote technician is processing the test device remotely, i.e., the remote technician is processing at the remote central control terminal 40, and the screen is also displayed as yellow. When the test device 10 is abnormal, the remote technician at the remote central control terminal 40 first determines whether the remote processing is possible, if so, the remote processing is performed, the picture is displayed remotely, if not, the order-robbing task is transmitted, and the technician performs the order-robbing operation, and the picture is displayed locally. If the remote processing is selected, the local operation cannot be performed, and if the local operation is selected, the remote processing cannot be performed, so that the safety of the technician is protected. The state Z5 indicates that the test device is in idle, and the screen is displayed in yellow, but may be displayed in green, so that the remote technician at the remote central control terminal 40 can judge abnormality. And the remote technician can simultaneously remotely operate only one set of the test devices 10 through the remote central control 40.
Preferably, the server 30 determines the difficulty level of the exception handling according to the exception type, and determines the technician suitable for handling the exception, and the remote central control terminal 40 sends the order-robbing task to the corresponding technician terminal 50 of the technician. The server 30 determines the difficulty level of the exception handling, and the server 30 collects therein the exception level that the technician can handle, and determines the technician suitable for handling the exception according to the difficulty level of the exception handling. For anomalies that are low-level and suitable for all technicians to handle, the remote central control 40 sends a robbery order task to all technician terminals 50 corresponding to all technicians. For medium-level or high-level anomalies, if there are some technicians, the remote central control terminal 40 sends a robbery order task to the corresponding technician terminal 50 of the corresponding technician.
According to the system for improving the abnormal inspection efficiency of the test workshop, the original manual inspection is changed into remote centralized inspection, and the man-machine ratio is improved from 1:6 to 1:20 or even 1:40, so that the utilization rate of human resources is greatly improved; the time delay of abnormality discovery is longer from original time delay, a plurality of abnormalities cannot be processed simultaneously, the abnormality discovery is changed into real-time abnormality discovery processing, manpower is effectively utilized, the efficiency of abnormality inspection is improved when an effective machine is promoted, and the output efficiency of the machine is improved; when the number of the abnormal concurrency does not exceed the number of technicians, the abnormal parallel processing is realized, waiting is not needed, and the effective machine time is greatly improved. And all the anomalies can be automatically counted by the system, so that the quantity, the time effect and the workload of the technicians for processing the anomalies are scientifically counted, the constraint excitation is very beneficial, and the enthusiasm of the technicians is improved.
Correspondingly, the invention also provides a method for improving the abnormal inspection efficiency of the test workshop, and the system for improving the abnormal inspection efficiency of the test workshop is adopted.
The method for improving the abnormal inspection efficiency of the test workshop comprises the following steps:
The VNC remote control module integrates a virtual network console function in the hardware conversion device to realize remote control of the automatic test equipment;
The three-color lamp acquisition module acquires three-color lamp signals of the automatic probe station or the automatic sorting machine so as to identify the current state of the machine;
the video stream acquisition module acquires screen display pictures of the automatic probe station or the automatic sorting machine, compresses and transmits picture information in real time;
the remote control instruction module receives a remote control instruction, and converts the remote control instruction into an operation instruction of the testing device in an analog mode so as to respond to remote operation;
the server collects the log of the testing device, communicates the hardware conversion device with the remote central control end and carries out abnormality type identification;
the remote central control end monitors the current states of all the test devices in real time, remotely operates the test devices to solve part of the anomalies, and sends the anomalies which cannot be remotely solved to the technician terminal;
And the technician terminal displays the abnormality sent by the remote central control terminal, and the technician selects whether to rob the bill or not.
As shown in fig. 1 and fig. 2, the remote central control terminal 40 can monitor the current status of all the test devices 10 in real time, when an abnormality occurs in the test devices 10, an abnormality display occurs on the display screen of the remote central control terminal 40, and a remote technician first determines whether remote operation is possible, if remote operation is possible, the abnormality is resolved by remote operation, and if remote operation is impossible, that is, the abnormality cannot be resolved by remote operation, the remote central control terminal 40 sends a preemptive task to the technician terminal 50, and the corresponding technician selects whether to preempt the ticket. After the successful order taking, the remote central control terminal 40 displays the process of the technician in the test equipment on a display screen. The status of all test devices 10 can be seen on the display screen of the remote central control 40.
Preferably, the server determines the difficulty level of exception handling according to the exception type, and determines a technician suitable for handling the exception, and the remote central control end sends a robbery order task to a corresponding technician terminal of the technician. When a specific abnormality is encountered, that is, the encountered abnormality is difficult to handle, the server 30 needs to determine a technician capable of handling the abnormality from the log of the test device 10, and then the remote central control terminal 40 transmits a task to the technician terminal 50 of the corresponding technician.
In summary, in the system and the method for improving the abnormal inspection efficiency of the test workshop provided by the invention, manpower is effectively utilized, and when effective machine is improved, the abnormal inspection efficiency is improved, and the machine output efficiency is improved; when the number of the abnormal concurrency does not exceed the number of technicians, the abnormal parallel processing is realized, waiting is not needed, and the effective machine time is greatly improved.
All the anomalies can be automatically counted by the system, the quantity, the time effect and the workload of the technicians for processing the anomalies are scientifically counted, the constraint excitation is facilitated, and the work enthusiasm of the technicians is improved.
The above description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a promote unusual system of patrolling and examining efficiency in test workshop, be provided with many sets of testing arrangement in the test workshop, testing arrangement includes wafer testing arrangement or/and finished product testing arrangement, every set wafer testing arrangement includes automatic test equipment and automatic probe platform, every set finished product testing arrangement includes automatic test equipment and automatic sorter, its characterized in that, the system includes: the system comprises a hardware conversion device, a server, a remote central control end and a technician terminal; the hardware conversion device comprises a VNC remote control module, a tri-color lamp acquisition module, a video stream acquisition module and a remote control instruction module; wherein,
The VNC remote control module is used for integrating a virtual network console function in the hardware conversion device to realize remote control of the automatic test equipment;
The three-color lamp acquisition module is used for acquiring three-color lamp signals of the automatic probe station or the automatic sorting machine so as to identify the current state of the machine;
the video stream acquisition module is used for acquiring screen display pictures of the automatic probe station or the automatic sorting machine, compressing and transmitting picture information in real time;
the remote control instruction module is used for receiving a remote control instruction, and converting the remote control instruction into an operation instruction of the testing device in an analog mode so as to respond to remote operation;
the server is used for collecting the log of the testing device, communicating the hardware conversion device with the remote central control end and identifying the abnormal type;
The remote central control end is used for monitoring the current states of all the test devices in real time, remotely operating the test devices to solve part of the anomalies, and sending the anomalies which cannot be remotely solved to the technician terminal;
the technician terminal is used for displaying the order-robbing task sent by the remote central control terminal, and the technician selects whether to rob an order or not.
2. The system of claim 1, wherein the server determines the difficulty level of exception handling according to the type of exception and determines a technician appropriate for handling the exception, and the remote central control sends a preemptive task to a corresponding technician terminal of the technician.
3. The system of claim 1, wherein the hardware translation device is in one-to-one correspondence with the test device.
4. The system of claim 1, wherein the video stream acquisition module is further configured to acquire a screen display of the automatic test equipment.
5. The system of claim 1, wherein the log of the test devices includes a type of each of the test devices, a time at which the exception occurred, information about the exception occurred, a type of the exception, a technician handling the exception, a duration of the handling, and a manner of handling.
6. The system of claim 4, wherein the server is configured to identify the type of anomaly based on the log of the test device and to provide a processing suggestion to the remote central control.
7. The system of claim 6, wherein the server is further configured to count the number of anomalies, timeliness, and workload of each of the technicians to handle.
8. The system of claim 1, wherein only one set of said test devices is remotely operated at a time by said remote central control.
9. A method for improving the abnormal inspection efficiency of a test shop, wherein the system as claimed in any one of claims 1 to 8 is adopted, and the method comprises:
The VNC remote control module integrates a virtual network console function in the hardware conversion device to realize remote control of the automatic test equipment;
The three-color lamp acquisition module acquires three-color lamp signals of the automatic probe station or the automatic sorting machine so as to identify the current state of the machine;
the video stream acquisition module acquires screen display pictures of the automatic probe station or the automatic sorting machine, compresses and transmits picture information in real time;
the remote control instruction module receives a remote control instruction, and converts the remote control instruction into an operation instruction of the testing device in an analog mode so as to respond to remote operation;
the server collects the log of the testing device, communicates the hardware conversion device with the remote central control end and carries out abnormality type identification;
the remote central control end monitors the current states of all the test devices in real time, remotely operates the test devices to solve part of the anomalies, and sends the anomalies which cannot be remotely solved to the technician terminal;
And the technician terminal displays the abnormality sent by the remote central control terminal, and the technician selects whether to rob the bill or not.
10. The method of claim 9, wherein the server determines the difficulty level of exception handling according to the exception type and determines a technician suitable for handling the exception, and the remote central control sends a robbery order task to a corresponding technician terminal of the technician.
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| CN110084490A (en) * | 2019-04-04 | 2019-08-02 | 红云红河烟草(集团)有限责任公司 | Quality risk early warning method for rolling workshop |
| CN110149249A (en) * | 2019-06-27 | 2019-08-20 | 上海频语电子技术有限公司 | A kind of vector network analyzer test function extension system and method |
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