CN116742432B - Interface universality adapting method and system for realizing cable assembly based on negative feedback - Google Patents
Interface universality adapting method and system for realizing cable assembly based on negative feedback Download PDFInfo
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Abstract
The invention relates to interface adapting technology, and discloses an interface universality adapting method and system for realizing a cable assembly based on negative feedback, wherein the method comprises the following steps: acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connecting equipment corresponding to the cable assembly, identifying equipment parameters of the connecting equipment, detecting transmission electric signals in the cable assembly, calculating characteristic impedance in the transmission electric signals, detecting reflected electric signals in the cable assembly, calculating voltage standing wave ratio of the characteristic impedance and the reflected electric signals, detecting output signals of the cable assembly after identifying working states of the cable assembly, calculating error signals of the cable assembly based on the voltage standing wave ratio, the working states and the output signals, logically judging the error signals after feeding the error signals back to a control circuit in the cable assembly, and adjusting the interface to be adapted after generating control instructions corresponding to the cable assembly to finish interface adaptation of the cable assembly. The invention can improve the adaptability of the cable assembly.
Description
Technical Field
The invention relates to the technical field of interface adaptation, in particular to an interface universality adaptation method and system for realizing a cable assembly based on negative feedback.
Background
The interface of the cable assembly refers to an interface for connecting the cable with other devices or systems, the interface generally comprises a physical connector and an electrical signal specification, and is mainly used for transmitting data, power or signals, and the design and standardization of the interface can ensure that different cable assemblies can be connected with each other and perform normal data transmission or signal transmission.
Currently, interface commonality adaptation of cable assemblies aims at enabling cable assemblies produced by different manufacturers to be compatible with each other in various devices and systems, and an adapter or a converter is generally required to achieve connection and communication between different cable assemblies, and in the case of higher frequency or high-speed data transmission, additional transmission impedance, signal attenuation or interference is easily introduced, so that communication performance is reduced, and therefore, a method for implementing interface commonality adaptation of cable assemblies based on negative feedback is required to improve the adaptability of cable assemblies.
Disclosure of Invention
The invention provides a method and a system for realizing interface universality adaptation of a cable assembly based on negative feedback, and the main purpose of the method is to improve the adaptability of the cable assembly.
In order to achieve the above object, the method for implementing interface universality of a cable assembly based on negative feedback provided by the present invention includes:
acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameter, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating a voltage standing wave ratio of the characteristic impedance and the reflection electric signal;
identifying the working state of the cable assembly, detecting the output signal of the cable assembly, and calculating an error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
and feeding the error signal back to a control circuit in the cable assembly, logically judging the error signal by using a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
Optionally, the obtaining the interface to be adapted of the cable assembly, querying an interface parameter corresponding to the interface to be adapted, includes:
determining a component type of the cable component;
inquiring the specification requirements corresponding to the cable assembly based on the assembly type;
verifying an interface to be adapted of the cable assembly based on the specification requirements;
determining a matching interface corresponding to the interface to be adapted, and identifying an interface protocol corresponding to the matching interface;
and inquiring interface parameters corresponding to the interface to be adapted based on the interface protocol.
Optionally, the determining, based on the interface parameter, a connection device corresponding to the cable assembly, and identifying a device parameter of the connection device, includes:
identifying defined pins in the interface parameters;
determining a connection device corresponding to the cable assembly based on the defined pin;
inquiring the compatible type corresponding to the connecting equipment;
verifying a compatible interface corresponding to the connecting device based on the compatible type;
inquiring a protocol list corresponding to the connecting equipment based on the compatible interface;
extracting protocol data in the protocol list, and taking the protocol data as equipment parameters of the connecting equipment.
Optionally, the calculating the characteristic impedance in the transmission electrical signal includes:
calculating the characteristic impedance in the transmitted electrical signal using the formula:
；
wherein ZR represents a characteristic impedance in the transmission electric signal, vi represents a voltage sample value in the transmission electric signal, vr represents a voltage sample value in transmission electrons corresponding to the transmission electric signal, ri represents a corresponding resistance value in the cable assembly, and n represents a sample number of the transmission electric signal.
Optionally, the detecting the reflected electrical signal in the cable assembly based on the characteristic impedance includes:
inquiring corresponding resistance parameters in the characteristic resistance;
based on the resistance parameters, a preset test device is utilized to send test frequency to the cable assembly, and the electric signal frequency of the cable assembly is obtained;
extracting the sampling point number of the electric signal frequency;
based on the sampling points, a preset test device sends a test signal to the cable assembly to obtain a reflected electric signal of the cable assembly.
Optionally, the calculating the voltage standing wave ratio of the characteristic impedance to the reflected electrical signal includes:
calculating the voltage standing wave ratio of the characteristic impedance and the reflected electric signal by using the following formula:
；
Wherein VSWR represents the voltage standing wave ratio of the characteristic impedance to the reflected electrical signal, ZL represents the load impedance corresponding to the reflected electrical signal, and ZR represents the characteristic impedance.
Optionally, the identifying the working state of the cable assembly and detecting the output signal of the cable assembly includes:
carrying out electrical detection on the cable assembly by utilizing an electrical module in a preset test instrument to obtain electrical parameters corresponding to the cable assembly;
identifying an operational state of the cable assembly based on the electrical parameter;
performing oscillometric detection on the working state by using an oscillometric module in the test instrument to obtain a waveform signal corresponding to the cable assembly;
the waveform signal is used as an output signal of the cable assembly.
Optionally, the calculating an error signal of the cable assembly based on the voltage standing wave ratio, the operating state, and the output signal includes:
；
wherein W represents an error signal of the cable assembly, vr represents a reflected wave amplitude in the cable assembly, vt represents a transmitted wave amplitude in the cable assembly, and Vin represents an amplitude of the output signal.
Optionally, the adjusting the interface to be adapted of the cable assembly based on the control instruction, to complete the interface adaptation of the cable assembly, includes:
Determining interface adaptation requirements corresponding to the cable assemblies based on the control instructions;
analyzing interface differences in the interface adaptation demands, and identifying arrangement pins in the interface differences;
and adjusting an interface to be matched of the cable assembly based on the arrangement pins to complete interface matching of the cable assembly.
In order to solve the above problems, the present invention further provides an interface versatility adapting system for implementing a cable assembly based on negative feedback, the system comprising:
the parameter identification module is used for acquiring an interface to be adapted of the cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
the voltage standing wave ratio calculation module is used for detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameter, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating the voltage standing wave ratio of the characteristic impedance and the reflection electric signal;
the error signal calculation module is used for identifying the working state of the cable assembly, detecting the output signal of the cable assembly and calculating the error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
And the adaptation interface adjusting module is used for feeding the error signal back to a control circuit in the cable assembly, carrying out logic judgment on the error signal by utilizing a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
According to the embodiment of the invention, the interface parameters corresponding to the interface to be adapted are inquired through acquiring the interface parameters corresponding to the interface to be adapted, so that potential compatibility problems and incorrect configuration are avoided, stability and performance of the cable assembly are improved, the cable assembly is integrated with other equipment or systems, smooth communication among all the assemblies is ensured, based on the equipment parameters, the interface to be adapted of the cable assembly is detected, faults or damages possibly existing in the cable can be found in time, measures are taken for adjustment or replacement, meanwhile, layout and design of the transmission cable can be optimized to improve transmission efficiency and reduce signal attenuation. Therefore, the interface universality adapting method and system based on the negative feedback provided by the invention can be used for improving the adaptability of the cable assembly.
Drawings
Fig. 1 is a schematic flow chart of a method for implementing interface universality adaptation of a cable assembly based on negative feedback according to an embodiment of the present application;
fig. 2 is a schematic block diagram of a method for implementing interface universality adaptation of a cable assembly based on negative feedback according to an embodiment of the present application;
fig. 3 is a schematic diagram of an internal structure of an electronic device for implementing an interface universality adapting method of a cable assembly based on negative feedback according to an embodiment of the present application.
The achievement of the objects, functional features and advantages of the present application will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The embodiment of the application provides a method for realizing interface universality adaptation of a cable assembly based on negative feedback. The execution main body of the interface universality adapting method for realizing the cable assembly based on negative feedback comprises at least one of a server, a terminal and the like which can be configured to execute the method provided by the embodiment of the application. In other words, the interface universality adapting method for realizing the cable assembly based on negative feedback can be executed by software or hardware installed in terminal equipment or service end equipment, wherein the software can be a blockchain platform. The service end includes but is not limited to: a single server, a server cluster, a cloud server or a cloud server cluster, and the like. The server may be an independent server, or may be a cloud server that provides cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communications, middleware services, domain name services, security services, content delivery networks (Content Delivery Network, CDN), and basic cloud computing services such as big data and artificial intelligence platforms.
Referring to fig. 1, a flow chart of a method for implementing interface universality adaptation of a cable assembly based on negative feedback according to an embodiment of the present invention is shown. In this embodiment, the interface universality adapting method for implementing a cable assembly based on negative feedback includes:
s1, acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment.
According to the invention, the interface parameters corresponding to the interface to be adapted are inquired by acquiring the interface to be adapted of the cable assembly, so that potential compatibility problems and incorrect configuration are avoided, and the stability and performance of the cable assembly are improved, thereby integrating the cable assembly with other equipment or systems and ensuring smooth communication among the assemblies.
The interface to be adapted refers to an interface or a port on the cable assembly, and the interface or the port is used for connecting with other equipment; the interface parameters refer to specific parameters or attributes related to the interface to be adapted.
As an embodiment of the present invention, the obtaining the interface to be adapted of the cable assembly, querying the interface parameters corresponding to the interface to be adapted, includes: determining a component type of the cable component; inquiring the specification requirements corresponding to the cable assembly based on the assembly type; verifying an interface to be adapted of the cable assembly based on the specification requirements; determining a matching interface corresponding to the interface to be adapted; identifying an interface protocol corresponding to the matched interface; and inquiring interface parameters corresponding to the interface to be adapted based on the interface protocol.
Wherein, the component type refers to the classification or the category of the cable component, such as: fiber optic cables, network cable, etc.; the specification requirements refer to specific requirements that meet the component type, such as: length, diameter, material, etc.; the matching interface is an interface compatible with the interface to be adapted, and can realize connection and communication between the matching interface and the interface to be adapted; the interface protocol refers to a protocol that specifies the communication rules and standards between the interface to be adapted and the matching interface, such as: USB, ethernet, etc.
Further, the component type may be obtained through a UML tool implementation; the specification requirements can be obtained through specification table query; the interface to be adapted may be obtained by an interface analysis tool, for example: an interface analyzer; the matching interface matching algorithm realizes acquisition; the interface protocol can be obtained through an interface design tool; the interface parameters may be obtained by calling a log analysis tool through an interface, for example: an interface log analyzer.
The invention determines the connecting equipment corresponding to the cable assembly based on the interface parameters, identifies the equipment parameters of the connecting equipment, can realize perfect matching between the selected connecting equipment and the cable assembly, and is beneficial to selecting the most suitable connecting equipment so as to meet specific requirements and improve the efficiency of the whole system.
Wherein the connection device refers to a device capable of being connected with the cable assembly, such as: plugs, sockets, connectors, etc.; the device parameters refer to specific capabilities and features of the connected device, such as: transmission rate, voltage requirements, signal quality, etc.
As one embodiment of the present invention, the determining, based on the interface parameter, a connection device corresponding to the cable assembly, and identifying a device parameter of the connection device, includes: identifying defined pins in the interface parameters; determining a connection device corresponding to the cable assembly based on the defined pin; inquiring the compatible type corresponding to the connecting equipment; verifying a compatible interface corresponding to the connecting device based on the compatible type; inquiring a protocol list corresponding to the connecting equipment based on the compatible interface; extracting protocol data in the protocol list, and taking the protocol data as equipment parameters of the connecting equipment.
The definition pin is a specific pin specified in an interface of the connection device and is used for transmitting electric signals or data; the compatible type refers to an interface type that can be matched and compatible between the connection device and the cable assembly, such as: USB 2.0, HDMI 1.4, VGA, etc.; the compatible interface refers to a specific interface corresponding to the cable assembly in the connection device, for example: USB Type-C interface, HDMI interface, VGA interface; the protocol list refers to a set of communication protocols supported by the connection device, such as: USB protocol, HDMI protocol, displayPort protocol, etc.; the protocol data refers to protocol information extracted from the protocol list of the connection device, such as: protocol version, transmission rate, voltage requirements, etc.
Further, the definition pins can be obtained by inquiring a data manual; the compatibility type may be obtained by a device compatibility tool, such as: a device database; the compatible interface may be obtained through an interface query tool, such as: PCI/PCIe information tools; the protocol list may be obtained through a protocol library, for example: TCP, UDP, etc.; the protocol data may be obtained by a protocol analysis tool, such as: wireshark, tcpdump, etc.
S2, detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameters, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating a voltage standing wave ratio of the characteristic impedance and the reflection electric signal.
Based on the equipment parameters, the invention detects the transmission electric signals in the transmission cable corresponding to the cable assembly, can discover possible faults or damages in the cable in time, and adopts measures to adjust or replace, and can optimize the layout and design of the transmission cable so as to improve the transmission efficiency and reduce the signal attenuation.
Wherein, the transmission electric signal refers to an electric signal transmitted in the transmission cable, optionally, the transmission electric signal may be obtained through a signal processing algorithm, for example: time domain analysis, frequency domain analysis, adaptive filtering, and the like.
As an embodiment of the present invention, the calculating the characteristic impedance in the transmission electric signal includes:
calculating the characteristic impedance in the transmitted electrical signal using the formula:
；
wherein ZR represents a characteristic impedance in the transmission electric signal, vi represents a voltage sample value in the transmission electric signal, vr represents a voltage sample value in transmission electrons corresponding to the transmission electric signal, ri represents a corresponding resistance value in the cable assembly, and n represents a sample number of the transmission electric signal.
The invention detects the reflected electrical signal in the cable assembly based on the characteristic impedance, and helps to obtain information about the signal transmission quality and performance in the cable assembly, such as: amplitude attenuation, signal distortion, etc., to facilitate subsequent signal processing.
Wherein the characteristic impedance refers to a characteristic of a cable or a transmission line, expressed as a degree of reflection of an electric signal or a degree of obstruction of current flow; the reflected electric signal refers to reflection of a signal in a cable or a transmission line due to poor resistance characteristics or the presence of a fault.
As one embodiment of the present invention, the detecting a reflected electrical signal in the cable assembly based on the characteristic impedance includes: inquiring corresponding resistance parameters in the characteristic resistance; based on the resistance parameters, a preset test device is utilized to send test frequency to the cable assembly, and the electric signal frequency of the cable assembly is obtained; extracting the sampling point number of the electric signal frequency; based on the sampling points, a preset test device sends a test signal to the cable assembly to obtain a reflected electric signal of the cable assembly.
Wherein, the resistance parameter refers to the parameter in the resistance of the cable assembly corresponding characteristic, including: resistance, inductance, capacitance, etc.; the test frequency is the frequency used for sending signals in the test and is used for exciting the cable assembly and acquiring reflected signals; the electrical signal frequency refers to the frequency of the electrical signal generated in the cable assembly; the sampling points are the number of sample points acquired in a certain time range when the electric signal is sampled; the test signal refers to a signal sent to the cable assembly by the test equipment and is used for detecting a reflected electric signal of the cable assembly.
Further, the resistance parameter may be obtained by an impedance analyzer implementation; the test frequency may be obtained by a signal generator implementation; the frequency of the electric signal can be obtained through a signal generator; the sampling points can be obtained through a sampling theorem algorithm; the test signal may be obtained by a random signal algorithm implementation.
As an embodiment of the present invention, the calculating the voltage standing wave ratio of the characteristic impedance to the reflected electric signal includes:
calculating the voltage standing wave ratio of the characteristic impedance and the reflected electric signal by using the following formula:
；
Wherein VSWR represents the voltage standing wave ratio of the characteristic impedance to the reflected electrical signal, ZL represents the load impedance corresponding to the reflected electrical signal, and ZR represents the characteristic impedance.
Further, the voltage standing wave ratio refers to a parameter for describing the reflection of an electrical signal on the transmission line.
S3, identifying the working state of the cable assembly, detecting the output signal of the cable assembly, and calculating an error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal.
The invention can ensure the reliable operation of the cable system by identifying the working state of the cable assembly and detecting the output signal of the cable assembly, can realize the operation condition of the real-time monitoring system and enhances the transmission efficiency and stability of the cable assembly.
Wherein, the working state refers to the conditions of normal operation, failure or damage of the cable assembly; the output signal refers to a signal or data output by the cable assembly, such as: transmitting data, power signals, etc.
As one embodiment of the present invention, the identifying the operation state of the cable assembly and detecting the output signal of the cable assembly includes: carrying out electrical detection on the cable assembly by utilizing an electrical module in a preset test instrument to obtain electrical parameters corresponding to the cable assembly; identifying an operational state of the cable assembly based on the electrical parameter; performing oscillometric detection on the working state by using an oscillometric module in the test instrument to obtain a waveform signal corresponding to the cable assembly; the waveform signal is used as an output signal of the cable assembly.
Wherein the electrical parameter refers to a numerical result of the cable assembly obtained through the electrical test, and is used for evaluating the working state of the cable assembly; the waveform signal refers to a signal obtained after the output signal of the cable assembly is subjected to oscillometric detection.
As an embodiment of the present invention, the calculating an error signal of the cable assembly based on the voltage standing wave ratio, the operating state, and the output signal includes:
；
wherein W represents an error signal of the cable assembly, vr represents a reflected wave amplitude in the cable assembly, vt represents a transmitted wave amplitude in the cable assembly, and Vin represents an amplitude of the output signal.
Further, the error signal refers to a difference or deviation between the actual output signal and the ideal output signal.
And S4, feeding the error signal back to a control circuit in the cable assembly, carrying out logic judgment on the error signal by utilizing a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
The invention can automatically adjust the working parameters of the cable assembly by feeding back the error signal to the control circuit in the cable assembly so as to ensure the normal operation of the cable assembly and reach the expected performance index.
Wherein the control circuit refers to a specific circuit system or device for monitoring and controlling the operation of other electronic components or systems, optionally, the control circuit for feeding the error signal back into the cable assembly may be implemented by an adaptive control algorithm, such as: least squares, kalman filters, etc.
According to the invention, the control logic module in the control circuit is utilized to carry out logic judgment on the error signal, so that the control instruction corresponding to the cable assembly is generated, and the state deviation of the cable assembly can be found in time, thereby realizing accurate control and adjustment of the cable assembly and improving the stability and performance of a system.
The control instruction refers to a series of commands or signals generated through logic judgment and used for controlling the working state, action or parameters of the cable assembly, and optionally, the control instruction can be obtained through utilizing a control logic module in the control circuit to carry out logic judgment on the error signal.
Based on the control instruction, the interface to be adapted of the cable assembly is adjusted, interface adaptation of the cable assembly is completed, coordination work among different cable assemblies can be achieved, matching and cooperativity among all the assemblies are ensured, and stability and performance of the whole system are enhanced.
Further, as an embodiment of the present invention, the adjusting the interface to be adapted of the cable assembly based on the control instruction, to complete the interface adaptation of the cable assembly includes: determining interface adaptation requirements corresponding to the cable assemblies based on the control instructions; analyzing interface differences in the interface adaptation requirements; identifying an arrangement stitch in the interface difference; and adjusting an interface to be adapted of the cable assembly based on the arrangement pins, and completing interface adaptation of the cable assembly.
The interface adaptation requirement refers to interface difference corresponding to the cable assembly determined according to the control instruction; the arrangement pins refer to pin arrangements in the interface differences between different cable assemblies.
Further, the interface adaptation requirement may be obtained through an interface analysis tool, such as: a network analyzer, a signal analyzer; the interface differences may be implemented by a difference analysis algorithm, such as: correlation analysis, frequency domain analysis, time domain analysis, etc.; the arrangement of pins can be realized by an arrangement pin tester, such as: pin test fixtures, socket test fixtures, etc.
According to the embodiment of the invention, the interface parameters corresponding to the interface to be adapted are inquired through acquiring the interface parameters corresponding to the interface to be adapted, so that potential compatibility problems and incorrect configuration are avoided, stability and performance of the cable assembly are improved, the cable assembly is integrated with other equipment or systems, smooth communication among all the assemblies is ensured, based on the equipment parameters, the interface to be adapted of the cable assembly is detected, faults or damages possibly existing in the cable can be found in time, measures are taken for adjustment or replacement, meanwhile, layout and design of the transmission cable can be optimized to improve transmission efficiency and reduce signal attenuation. Therefore, the interface universality adapting method and system based on the negative feedback provided by the invention can be used for improving the adaptability of the cable assembly.
Fig. 2 is a functional block diagram of an interface universal adapter system for implementing a cable assembly based on negative feedback according to an embodiment of the present invention.
The interface universality adapting system 200 for realizing the cable assembly based on the negative feedback can be installed in electronic equipment. Depending on the implementation function, the interface universality adapting system 200 for implementing the cable assembly based on negative feedback may include a parameter identification module 201, a voltage standing wave ratio calculation module 202, an error signal calculation module 203 and an interface adjustment module 204. The module of the invention, which may also be referred to as a unit, refers to a series of computer program segments, which are stored in the memory of the electronic device, capable of being executed by the processor of the electronic device and of performing a fixed function.
In the present embodiment, the functions concerning the respective modules/units are as follows:
the parameter identification module 201 is configured to obtain an interface to be adapted of a cable assembly, query interface parameters corresponding to the interface to be adapted, determine a connection device corresponding to the cable assembly based on the interface parameters, and identify device parameters of the connection device;
the voltage standing wave ratio calculation module 202 is configured to detect a transmission electric signal in a transmission cable corresponding to the cable assembly based on the device parameter, calculate a characteristic impedance in the transmission electric signal, detect a reflected electric signal in the cable assembly based on the characteristic impedance, and calculate a voltage standing wave ratio of the characteristic impedance to the reflected electric signal;
The error signal calculating module 203 is configured to identify an operating state of the cable assembly, detect an output signal of the cable assembly, and calculate an error signal of the cable assembly based on the voltage standing wave ratio, the operating state, and the output signal;
the adaptation interface adjusting module 204 is configured to feed back the error signal to a control circuit in the cable assembly, logically determine the error signal by using a control logic module in the control circuit, generate a control instruction corresponding to the cable assembly, and adjust an interface to be adapted of the cable assembly based on the control instruction, so as to complete interface adaptation of the cable assembly.
In detail, each module in the interface universality adapting system 300 for implementing a cable assembly based on negative feedback in the embodiment of the present invention adopts the same technical means as the interface universality adapting method for implementing a cable assembly based on negative feedback in the drawings when in use, and can produce the same technical effects, which are not described herein.
Fig. 3 is a schematic structural diagram of an electronic device for implementing the interface universality adapting method for implementing a cable assembly based on negative feedback.
The electronic device may comprise a processor 30, a memory 31, a communication bus 32 and a communication interface 33, and may further comprise a computer program stored in the memory 31 and executable on the processor 30, such as an artificial intelligence based engineering safety supervisor.
The processor 30 may be formed by an integrated circuit in some embodiments, for example, a single packaged integrated circuit, or may be formed by a plurality of integrated circuits packaged with the same function or different functions, including one or more central processing units (Central Processing unit, CPU), a microprocessor, a digital processing chip, a graphics processor, a combination of various control chips, and so on. The processor 30 is a Control Unit (Control Unit) of the electronic device, connects various components of the entire electronic device using various interfaces and lines, executes or executes programs or modules (e.g., an artificial intelligence-based engineering safety supervision program, etc.) stored in the memory 31, and invokes data stored in the memory 31 to perform various functions of the electronic device and process the data.
The memory 31 includes at least one type of readable storage medium including flash memory, a removable hard disk, a multimedia card, a card memory (e.g., SD or DX memory, etc.), a magnetic memory, a magnetic disk, an optical disk, etc. The memory 31 may in some embodiments be an internal storage unit of the electronic device, such as a mobile hard disk of the electronic device. The memory 31 may also be an external storage device of the electronic device in other embodiments, for example, a plug-in mobile hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card) or the like, which are provided on the electronic device. Further, the memory 31 may also include both an internal storage unit and an external storage device of the electronic device. The memory 31 may be used not only for storing application software installed in an electronic device and various types of data, such as codes of a database-configured connection program, but also for temporarily storing data that has been output or is to be output.
The communication bus 32 may be a peripheral component interconnect standard (peripheral component interconnect, PCI) bus, or an extended industry standard architecture (extended industry standard architecture, EISA) bus, among others. The bus may be classified as an address bus, a data bus, a control bus, etc. The bus is arranged to enable a connection communication between the memory 31 and at least one processor 30 or the like.
The communication interface 33 is used for communication between the electronic device 3 and other devices, including a network interface and a user interface. Optionally, the network interface may include a wired interface and/or a wireless interface (e.g., WI-FI interface, bluetooth interface, etc.), typically used to establish a communication connection between the electronic device and other electronic devices. The user interface may be a Display (Display), an input unit such as a Keyboard (Keyboard), or alternatively a standard wired interface, a wireless interface. Alternatively, in some embodiments, the display may be an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an OLED (Organic Light-Emitting Diode) touch, or the like. The display may also be referred to as a display screen or display unit, as appropriate, for displaying information processed in the electronic device and for displaying a visual user interface.
Fig. 3 shows only an electronic device with components, and it will be understood by those skilled in the art that the structure shown in fig. 3 is not limiting of the electronic device and may include fewer or more components than shown, or may combine certain components, or a different arrangement of components.
For example, although not shown, the electronic device may further include a power source (such as a battery) for supplying power to the respective components, and preferably, the power source may be logically connected to the at least one processor 30 through a power management device, so that functions of charge management, discharge management, power consumption management, and the like are implemented through the power management device. The power supply may also include one or more of any of a direct current or alternating current power supply, recharging device, power failure detection circuit, power converter or inverter, power status indicator, etc. The electronic device may further include various sensors, bluetooth modules, wi-Fi modules, etc., which are not described herein.
It should be understood that the embodiments described are for illustrative purposes only and are not limited in scope by this configuration.
The database-configured connection program stored in the memory 31 in the electronic device is a combination of a plurality of computer programs, which, when run in the processor 30, can implement:
Acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameter, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating a voltage standing wave ratio of the characteristic impedance and the reflection electric signal;
identifying the working state of the cable assembly, detecting the output signal of the cable assembly, and calculating an error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
and feeding the error signal back to a control circuit in the cable assembly, logically judging the error signal by using a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
In particular, the specific implementation method of the processor 30 on the computer program may refer to the description of the relevant steps in the corresponding embodiment of fig. 1, which is not repeated herein.
Further, the electronic device integrated modules/units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a non-volatile computer readable storage medium. The storage medium may be volatile or nonvolatile. For example, the computer readable medium may include: any entity or device capable of carrying the computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM).
The present invention also provides a storage medium storing a computer program which, when executed by a processor of an electronic device, can implement:
acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameter, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating a voltage standing wave ratio of the characteristic impedance and the reflection electric signal;
Identifying the working state of the cable assembly, detecting the output signal of the cable assembly, and calculating an error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
and feeding the error signal back to a control circuit in the cable assembly, logically judging the error signal by using a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
In the several embodiments provided in the present invention, it should be understood that the disclosed apparatus, device and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is merely a logical function division, and there may be other manners of division when actually implemented.
The modules described as separate components may or may not be physically separate, and components shown as modules may or may not be physical units, may be located in one place, or may be distributed over multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional module in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units can be realized in a form of hardware or a form of hardware and a form of software functional modules.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.
The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The interface universality adapting method for realizing the cable assembly based on the negative feedback is characterized by comprising the following steps:
acquiring an interface to be adapted of a cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
detecting a transmission electrical signal in a transmission cable corresponding to the cable assembly based on the device parameter, calculating a characteristic impedance in the transmission electrical signal, and detecting a reflected electrical signal in the cable assembly based on the characteristic impedance, comprising: inquiring corresponding resistance parameters in the characteristic resistance; based on the resistance parameters, a preset test device is utilized to send test frequency to the cable assembly, and the electric signal frequency of the cable assembly is obtained; extracting the sampling point number of the electric signal frequency; based on the sampling points, a preset test device sends a test signal to the cable assembly to obtain a reflected electric signal of the cable assembly, and the voltage standing wave ratio of the characteristic impedance and the reflected electric signal is calculated;
Identifying the working state of the cable assembly, detecting the output signal of the cable assembly, and calculating an error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
and feeding the error signal back to a control circuit in the cable assembly, logically judging the error signal by using a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
2. The method for implementing universal adapting of an interface of a cable assembly based on negative feedback according to claim 1, wherein the obtaining an interface to be adapted of the cable assembly, querying interface parameters corresponding to the interface to be adapted, comprises:
determining a component type of the cable component;
inquiring the specification requirements corresponding to the cable assembly based on the assembly type;
verifying an interface to be adapted of the cable assembly based on the specification requirements;
determining a matching interface corresponding to the interface to be adapted, and identifying an interface protocol corresponding to the matching interface;
And inquiring interface parameters corresponding to the interface to be adapted based on the interface protocol.
3. The method for implementing interface versatility adapting of a cable assembly based on negative feedback as claimed in claim 1, wherein the determining a connection device corresponding to the cable assembly based on the interface parameter, identifying a device parameter of the connection device, includes:
identifying defined pins in the interface parameters;
determining a connection device corresponding to the cable assembly based on the defined pin;
inquiring the compatible type corresponding to the connecting equipment;
verifying a compatible interface corresponding to the connecting device based on the compatible type;
inquiring a protocol list corresponding to the connecting equipment based on the compatible interface;
extracting protocol data in the protocol list, and taking the protocol data as equipment parameters of the connecting equipment.
4. The method for implementing interface versatility adapting of a cable assembly based on negative feedback as claimed in claim 1, wherein said calculating characteristic impedance in said transmission electric signal includes:
calculating the characteristic impedance in the transmitted electrical signal using the formula:
；
wherein ZR represents a characteristic impedance in the transmission electric signal, vi represents a voltage sample value in the transmission electric signal, vr represents a voltage sample value in transmission electrons corresponding to the transmission electric signal, ri represents a corresponding resistance value in the cable assembly, and n represents a sample number of the transmission electric signal.
5. The method for implementing interface versatility adapting of a cable assembly based on negative feedback as claimed in claim 1, wherein said calculating voltage standing wave ratio of said characteristic impedance and said reflected electric signal comprises:
calculating the voltage standing wave ratio of the characteristic impedance and the reflected electric signal by using the following formula:
；
wherein VSWR represents the voltage standing wave ratio of the characteristic impedance to the reflected electrical signal, ZL represents the load impedance corresponding to the reflected electrical signal, and ZR represents the characteristic impedance.
6. The method for implementing interface versatility adapting of a cable assembly based on negative feedback as claimed in claim 1, wherein said identifying an operation state of the cable assembly and detecting an output signal of the cable assembly includes:
carrying out electrical detection on the cable assembly by utilizing an electrical module in a preset test instrument to obtain electrical parameters corresponding to the cable assembly;
identifying an operational state of the cable assembly based on the electrical parameter;
performing oscillometric detection on the working state by using an oscillometric module in the test instrument to obtain a waveform signal corresponding to the cable assembly;
the waveform signal is used as an output signal of the cable assembly.
7. The method for implementing interface universality adaptation of a cable assembly based on negative feedback of claim 1, wherein said calculating an error signal of the cable assembly based on the voltage standing wave ratio, the operating state, and the output signal comprises:
；
wherein W represents an error signal of the cable assembly, vn represents a reflected wave amplitude in the cable assembly, vt represents a transmitted wave amplitude in the cable assembly, and Vin represents an amplitude of the output signal.
8. The method for implementing universal adapting an interface of a cable assembly based on negative feedback according to claim 1, wherein the adjusting an interface to be adapted of the cable assembly based on the control command, to complete the interface adaptation of the cable assembly, comprises:
determining interface adaptation requirements corresponding to the cable assemblies based on the control instructions;
analyzing interface differences in the interface adaptation demands, and identifying arrangement pins in the interface differences;
and adjusting an interface to be matched of the cable assembly based on the arrangement pins to complete interface matching of the cable assembly.
9. Interface commonality adaption system for implementing a cable assembly based on negative feedback, characterized in that it is adapted to perform the interface commonality adaption method for implementing a cable assembly based on negative feedback according to any of claims 1-8, said system comprising:
The parameter identification module is used for acquiring an interface to be adapted of the cable assembly, inquiring interface parameters corresponding to the interface to be adapted, determining connection equipment corresponding to the cable assembly based on the interface parameters, and identifying equipment parameters of the connection equipment;
the voltage standing wave ratio calculation module is used for detecting a transmission electric signal in a transmission cable corresponding to the cable assembly based on the equipment parameter, calculating characteristic impedance in the transmission electric signal, detecting a reflection electric signal in the cable assembly based on the characteristic impedance, and calculating the voltage standing wave ratio of the characteristic impedance and the reflection electric signal;
the error signal calculation module is used for identifying the working state of the cable assembly, detecting the output signal of the cable assembly and calculating the error signal of the cable assembly based on the voltage standing wave ratio, the working state and the output signal;
and the adaptation interface adjusting module is used for feeding the error signal back to a control circuit in the cable assembly, carrying out logic judgment on the error signal by utilizing a control logic module in the control circuit, generating a control instruction corresponding to the cable assembly, and adjusting an interface to be adapted of the cable assembly based on the control instruction to complete interface adaptation of the cable assembly.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09162757A (en) * | 1995-12-01 | 1997-06-20 | Kokusai Electric Co Ltd | Digital antenna matching device |
| CN201789085U (en) * | 2010-07-29 | 2011-04-06 | 江苏通鼎光电股份有限公司 | Adjustable radio-frequency coaxial cable testing connector |
| KR101770743B1 (en) * | 2017-03-07 | 2017-09-05 | 엘아이지넥스원 주식회사 | Apparatus and method for impedance matching in communication node |
| CN107576879A (en) * | 2017-07-27 | 2018-01-12 | 山东康威通信技术股份有限公司 | Sweep measurement device and the method for estimating cable attribute |
| US11119142B1 (en) * | 2018-02-05 | 2021-09-14 | Amazon Technologies, Inc. | Automated cable assessment and control |
| CN115308642A (en) * | 2022-08-09 | 2022-11-08 | 广东电网有限责任公司 | Cable outlet end detection system, method and device, electronic equipment and medium |
| CN115801915A (en) * | 2023-02-07 | 2023-03-14 | 南京九维测控科技有限公司 | Automatic adaptation interface for data communication protocol between digital sensor and host |
| CN116298720A (en) * | 2023-02-14 | 2023-06-23 | 国网河北省电力有限公司石家庄供电分公司 | Cable aging state testing device, method, equipment, terminal and evaluation system |
| CN116381348A (en) * | 2023-03-24 | 2023-07-04 | 云南电网有限责任公司文山供电局 | Device and method for testing broadband impedance characteristics of cable terminal |
-
2023
- 2023-08-15 CN CN202311023296.4A patent/CN116742432B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09162757A (en) * | 1995-12-01 | 1997-06-20 | Kokusai Electric Co Ltd | Digital antenna matching device |
| CN201789085U (en) * | 2010-07-29 | 2011-04-06 | 江苏通鼎光电股份有限公司 | Adjustable radio-frequency coaxial cable testing connector |
| KR101770743B1 (en) * | 2017-03-07 | 2017-09-05 | 엘아이지넥스원 주식회사 | Apparatus and method for impedance matching in communication node |
| CN107576879A (en) * | 2017-07-27 | 2018-01-12 | 山东康威通信技术股份有限公司 | Sweep measurement device and the method for estimating cable attribute |
| US11119142B1 (en) * | 2018-02-05 | 2021-09-14 | Amazon Technologies, Inc. | Automated cable assessment and control |
| CN115308642A (en) * | 2022-08-09 | 2022-11-08 | 广东电网有限责任公司 | Cable outlet end detection system, method and device, electronic equipment and medium |
| CN115801915A (en) * | 2023-02-07 | 2023-03-14 | 南京九维测控科技有限公司 | Automatic adaptation interface for data communication protocol between digital sensor and host |
| CN116298720A (en) * | 2023-02-14 | 2023-06-23 | 国网河北省电力有限公司石家庄供电分公司 | Cable aging state testing device, method, equipment, terminal and evaluation system |
| CN116381348A (en) * | 2023-03-24 | 2023-07-04 | 云南电网有限责任公司文山供电局 | Device and method for testing broadband impedance characteristics of cable terminal |
Non-Patent Citations (2)
| Title |
|---|
| 工业局域网互联电缆的阻抗匹配技术研究;郭宏科;卢博友;张文娟;;宝鸡文理学院学报(自然科学版)(第04期);303-307 * |
| 连续小波变换在损伤探测中的应用;夏书满, 励争, 樊金武;实验力学(第04期);452-457 * |
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