CN108512597B - Optical fiber line loss and optical fiber end face loss detection system - Google Patents
Optical fiber line loss and optical fiber end face loss detection system Download PDFInfo
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- CN108512597B CN108512597B CN201810564768.XA CN201810564768A CN108512597B CN 108512597 B CN108512597 B CN 108512597B CN 201810564768 A CN201810564768 A CN 201810564768A CN 108512597 B CN108512597 B CN 108512597B
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 144
- 238000001514 detection method Methods 0.000 title claims abstract description 59
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
- H04B10/07955—Monitoring or measuring power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
- H04B10/0795—Performance monitoring; Measurement of transmission parameters
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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
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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Abstract
The invention discloses an optical fiber line loss and optical fiber end face loss detection system, which connects a stable light source, a forward detector of an optical power meter and a standard connector of a detection end together through an optical splitter, wherein the forward detector of the optical power meter detects communication light waves, the side detector detects optical fiber end face loss, a control piece uploads test data to a cloud server through a terminal, meanwhile, the terminal uploads collected optical fiber ports, equipment codes, construction site information, constructor information and address information to the cloud server together, and the cloud server analyzes and processes the collected information to form a topological graph and a loss and coding information table of the optical fiber line ports, and can also download construction work orders and route searching instructions to guide engineering constructors to complete optical fiber line construction and maintenance, so that engineering construction and supervision are also facilitated.
Description
Technical Field
The invention relates to the field of optical fiber line loss and optical fiber connector end quality detection, the system connects a stable light source, a forward detector of an optical power meter and a standard connector of a detection end together through an optical splitter, the forward detector of the optical power meter detects communication light waves, a lateral detector detects optical fiber end surface loss, a control piece uploads test data to a cloud server through a terminal, meanwhile, the terminal uploads collected optical fiber ports, equipment codes, construction site information, constructor information and address information to the cloud server together, and the cloud server analyzes and processes the collected information to form a topological graph and a loss and coding information table of the optical fiber line ports, and can also download construction work orders and route searching instructions to guide engineering constructors to complete optical fiber line construction and maintenance, and meanwhile, engineering construction and supervision are convenient.
Background
At present, large-area coverage is realized in optical fiber communication, especially the popularization of FTTH (fiber to the home) optical fiber, the dependence of people on the network is increased, but the construction supervision of the optical fiber network is not in place, so that the construction quality of the optical fiber network is poor, the acceptance of construction engineering can only be judged by opening or not, the loss condition of each section of optical fiber and each node in an optical fiber line and the cracking condition can not be accurately judged, the experience of a user on the optical fiber network is seriously influenced, operators need to spend more money on network maintenance, and network users also bear the economic loss caused by network breakage.
The present invention relates to a method for detecting optical fiber line loss and optical fiber end face loss, which is characterized by that it utilizes the reflection loss phenomenon produced by optical wave at optical fiber loss point and optical fiber connector coupling point, and utilizes the optical wave returned from original path to detect the distance between loss point and coupling point and reflected optical wave intensity of said point so as to indirectly judge the connection loss of said loss point and coupling point and bus line loss.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.
The present invention has been made in view of the above and/or problems occurring in the prior art.
It is, therefore, one object of the present invention to provide a fiber-optic line loss and fiber-optic endface loss detection system.
In order to solve the technical problems, the invention provides the following technical scheme: the optical fiber line loss and optical fiber end face loss detection system comprises an optical splitter, a stable light source, an optical power meter, an adapter, a standard connector, an optical fiber connector, a control piece, a terminal, a cloud server and a calibration connector; the optical splitter is connected with the stable light source through a first female port of the optical splitter, is connected with the optical power meter through a second female port of the optical splitter, is connected with the standard connector through a first branch port of the optical splitter, and is coupled with the optical fiber connector to be detected through an adapter; the optical power meter is respectively connected with a lateral detector and a forward detector, the lateral detector is arranged in the adapter, and the loss of the end face of the optical fiber is detected; the forward detector is connected to the second female port of the beam splitter and detects the loss of the optical fiber line; the adapter couples the standard connector and the optical fiber connector together through a built-in sleeve pipe of the adapter and is fixed through clamping or threaded connection; the control element receives the instruction of the terminal, receives the upgrade data packet transmitted by the cloud server through the terminal, is also connected with the stable light source, and instructs the stable light source to emit detection light waves or emit an optical fiber line port ID code corresponding to the detection light waves; the control piece comprises a central processing unit module, a storage module, a man-machine interaction module, a power module, a communication and USB Bluetooth module, wherein the central processing unit module is connected with the optical power meter, records and stores relevant test data through the storage module, and imports power parameters and correction values to the optical power meter, the USB Bluetooth module is connected with a terminal, and uploads the data tested by the optical power meter through the terminal.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the terminal is provided with APP software, a protocol for communicating with the control element and a protocol for data communication with the cloud server; the APP software installed on the terminal realizes personal information authentication and input such as constructor registration and login; the APP software and the protocol installed by the terminal are used for carrying out data processing and interaction with the control piece and the cloud server; the method comprises the steps of receiving equipment authentication, a software upgrading packet, a task work order and work order finishing verification information of a cloud server, uploading optical fiber line and end face loss parameters received from a control element, and reading an equipment authentication code of the control element; the APP software installed on the terminal can automatically identify the work order downloaded by the cloud server, instruct the control element to perform data test and acquisition, and guide constructors to perform operation and detection processes; the APP software installed on the terminal automatically or manually sends the optical fiber line port ID code through a control element command stable light source, so that the intelligent searching of the optical fiber route is realized; APP software installed on the terminal is matched with GPS navigation software and a module to guide constructors to arrive at a construction site; the terminal is provided with APP software, the APP software is matched with a CMOS image module to scan codes and identify codes of an optical port or equipment, a paper label on a fiber jumping at the optical port is photographed, the content of the label can be identified, and meanwhile, a self-photographed picture of site construction completion is obtained and uploaded to a cloud server; the APP software installed on the terminal is matched with the voice recognition module to complete on-site information input and automatically recognize constructor voice instructions.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the cloud server receives equipment authentication information, optical fiber line loss and optical fiber end face loss information transmitted by the terminal, receives and processes equipment information or port codes of construction sites, paper label content, site pictures, addresses, operators and other information, intelligently analyzes loss data information of each node, analyzes fault source positions and gives maintenance comments, gives a routing topological graph of each node in the line, and finally presents the routing topological graph to operators or engineering supervisory personnel in a list and graph form, and updates database information in the cloud server; the cloud server can download the task work order through the background management system and send the work order finishing verification information; the method comprises the steps that a software upgrading packet loaded in the background is downloaded to a terminal through a network, and a power parameter and a correction value are downloaded to an optical power meter through a control piece, wherein the optical power meter comprises an alarm; the cloud server can instruct the stable light source to send the corresponding optical fiber line port ID codes through the terminal connection control piece, receive the ID codes transmitted by other ports on the line, and receive the ID codes transmitted by other ports on the line, so as to realize optical fiber routing.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the sleeve is provided with a through slot hole, and after the detection light wave emitted by the stable light source is branched by the beam splitter, when part of the detection light wave reaches the coupling point of the standard connector and the optical fiber connector, the generated refraction and diffuse reflection act on the lateral detector through the through slot hole.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the optical fiber connector comprises a relief groove, and when the optical fiber connector is inserted into the adapter port, the lateral detector is inserted into the relief groove; communication light waves in the optical fiber connector enter the optical splitter from the first branch port of the optical splitter through the coupling point of the optical fiber connector and the standard connector, and part of the communication light waves are incident to the forward detector through the second female port of the optical splitter.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the wavelength and the power of the detected light wave are variable; the lateral detector and the forward detector in the optical power meter are different in wavelength of light waves; the light intensity value detected by the lateral detector is in direct proportion to the loss value of the end face of the optical fiber, and the light intensity value detected by the forward detector is in inverse proportion to the loss value of the optical fiber line.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the wavelength and the power of the detection light wave are unchanged; the lateral detector and the forward detector in the optical power meter are different in wavelength of light waves; the light intensity value detected by the lateral detector is in direct proportion to the loss value of the end face of the optical fiber, and the light intensity value detected by the forward detector is in inverse proportion to the loss value of the optical fiber line.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the number of the first branch ports of the optical splitter is greater than or equal to 1, and each first branch port of the optical splitter is respectively connected with standard connectors in different adaptation modes and used for detecting optical fiber connectors in different adaptation modes and directly measuring optical fiber line loss.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: the light splitter further comprises a second branch port of the light splitter, and the standard connector end face connected with the second branch port of the light splitter is directly provided with a forward calibration detector for calibrating the stable light source.
As a preferred embodiment of the optical fiber line loss and optical fiber end face loss detection system of the present invention, wherein: and a standard connector connected with the second branch port of the beam splitter is provided with a lateral calibration detector in the inserted adapter, and the stable light source is calibrated by connecting the calibration connector.
The invention has the beneficial effects that: the invention relates to an optical fiber line loss and optical fiber end face loss detection system, which is characterized in that a stable light source, a forward detector of an optical power meter and a standard connector of a detection end are connected together through a beam splitter, the optical fiber connector is coupled with the standard connector through an adapter, a side detector of the optical power meter is arranged in the adapter, when a detection light wave emitted by the stable light source reaches a coupling point after being branched by the beam splitter, the intensity of refraction and diffuse reflection light received by the side detector is used for judging the optical fiber end face loss, the communication light wave enters the beam splitter through the coupling point of the optical fiber connector, the part of the communication light wave finally reaches the forward detector, the optical power meter judges the loss of the whole optical fiber line through the intensity of the communication light wave received by the forward detector, the control part uploads test data to a cloud server through a terminal, meanwhile, the terminal uploads collected optical fiber ports, equipment codes, construction site information, constructor information and address information together, and the cloud server form a topology map and loss and a coding information table of the optical fiber line ports after analyzing and processing according to the received information, a construction work unit and a route searching instruction can be further carried out, the optical fiber line loss is conveniently detected by the optical fiber line loss monitoring system, and the optical fiber line loss is convenient to be connected with a high-time-domain monitoring system, and the optical fiber line loss is convenient to be used for the optical fiber line loss detection system.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic diagram of a frame structure of an embodiment of a processor, a terminal and a cloud server of a fiber-optic line loss and fiber-optic end-face loss detection system of the present invention;
FIG. 2 is a schematic diagram of a frame structure of one embodiment of a detection section of the fiber-optic line loss and fiber-optic end-face loss detection system of the present invention;
FIG. 3 is a graph of power versus loss for a forward detector and a side detector in one embodiment of a fiber optic line loss and fiber optic endface loss detection system of the present invention;
FIG. 4 is a schematic view of the overall structure of the ferrule in one embodiment of the fiber optic line loss and fiber optic end face loss detection device of the present invention;
fig. 5 is a schematic diagram of a fiber optic connector back-off slot in an embodiment of the device for detecting fiber optic line loss and fiber optic end face loss according to the present invention.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Referring to fig. 1 to 5, the loss detection system for optical fiber line loss and optical fiber end face loss according to an embodiment of the present invention provides an embodiment in which a loss detection body includes an optical splitter 100, a stable light source 200, an optical power meter 300, an adapter 400, a standard connector 500, an optical fiber connector 600, a control member 700, a terminal 800, a cloud server 900, and a calibration connector 1000.
Specifically, the optical splitter 100 includes a first female port 101 of the optical splitter, a second female port 102 of the optical splitter, a first branch port 103 of the optical splitter, and a second branch port 104 of the optical splitter, where the first female port 101 of the optical splitter, the second female port 102 of the optical splitter are on the same side of the optical splitter 100, and the first branch port 103 of the optical splitter and the second branch port 104 of the optical splitter are on different sides of the optical splitter 100.
The optical power meter 300 comprises a lateral detector 301, a forward detector 302, a lateral calibration detector 303, a forward calibration detector 304 and a warning piece 305, wherein the lateral detector 301 and the lateral calibration detector are respectively arranged in different adapters 400, detect the loss of the end face of an optical fiber, the forward detector 302 is connected with the second female port 102 of the optical splitter, detect the loss of an optical fiber circuit, the forward calibration detector 304 is connected with a standard connector 500, and calibrate and detect the optical wave A.
The first female port 101 of the optical splitter is connected to the stable light source 200, the second female port 102 of the optical splitter is connected to the optical power meter 300, and the first branch port 103 of the optical splitter is connected to the standard connector 500.
When the ferrule 402 connects the standard connector 500 and the optical fiber connector 600, the optical fiber connector 600 is assembled in the field by using the optical fiber through-connection end, and the inside has no connection point, and the end loss detection result of the optical fiber connector reflects the connection quality of the optical fiber connector.
During detection, after the detected light wave a emitted by the stable light source 200 branches through the beam splitter 100, when part of the detected light wave a reaches the coupling point of the standard connector 500 and the optical fiber connector 600, the generated refraction and diffuse reflection act on the lateral detector 301 through the through slot 402a on the sleeve 402, and the optical power value P end face measured by the lateral detector 301 is calculated by fitting the imported optical power loss curve graph, so as to obtain the optical fiber end face loss value IL end face.
When there is a communication light wave B in the optical fiber, the communication light wave B enters the optical splitter 100 through the coupling point of the optical fiber connector 600 and the standard connector 500 from the first branch port 103 of the optical splitter 100, part of the communication light wave B enters the forward detector 302 through the second female port 102 of the optical splitter, the optical power value P line measured by the forward detector 302 is calculated by fitting the imported optical power loss curve graph, and the optical fiber line loss value IL line is obtained.
The control member 700 comprises a central processing unit 701, a storage module 702, a man-machine interaction module 703, a power supply module 704 and a communication and USB Bluetooth module 705, wherein the central processing unit 701 in the control member 700 is connected with the optical power meter 300, records and stores relevant test data through the storage module 702, and can import power parameters and correction values into the optical power meter 300.
The central processor module 701 in the control 700 is also connected to the stabilizing light source 200, instructing the stabilizing light source 200 to emit the probe light wave a, or to emit the fiber line port ID code corresponding thereto.
The control 700 is connected with the terminal 800 through the communication and USB Bluetooth module 705, receives the instruction of the terminal 800, receives the upgrade data packet transmitted by the cloud server 900 through the mobile phone, and uploads the data tested by the optical power meter 300 through the terminal 800.
The terminal 800 is provided with a mobile phone APP software and a protocol for communicating with the control 700, and a protocol for data communication with the cloud server 900.
The APP software installed in the terminal 800 can realize personal information authentication and entry such as constructor registration and login authentication.
APP software and protocol installed in the terminal 800 are matched with a CPU processor, a communication module and a Bluetooth or USB connection module which are arranged in the terminal, and data processing and interaction are carried out on the APP software and protocol, the control 700 and the cloud server 900; receiving equipment authentication, a software upgrade package, a task work order, work order finishing verification information and the like of the cloud server 900, uploading optical fiber line and end face loss parameters received from the control element 700, and reading an equipment authentication code of the control element 700.
The APP software installed in the terminal 800 can automatically identify the work order downloaded by the cloud server 900, test and collect data according to the step command control 700, and guide constructors to operate and detect the flow.
The APP software installed in the terminal 800 can automatically or manually send the fiber line port ID code through the control 700 command stable light source 200, so as to realize the intelligent searching of the fiber route.
APP software installed on terminal 800 cooperates with GPS navigation software and modules to guide constructors to arrive at the construction site.
APP software installed on the terminal 800 is matched with a CMOS image module to scan codes and identify codes of an optical port or equipment, paper labels on fiber jumping at the optical port can be photographed, label content can be identified, and meanwhile, a self-shot picture of site construction completion can be acquired and uploaded to the cloud server 900.
APP software installed on the terminal 800 is matched with a voice recognition module to complete on-site information input and automatically recognize constructor voice instructions.
It should be further noted that, the cloud server 900 receives the equipment authentication information, the optical fiber line loss and the optical fiber end face loss information transmitted from the terminal 800, receives and processes the equipment information or the port code, the paper label content, the field picture, the address, the operator and other information of the construction site, intelligently analyzes the loss data information of each node, analyzes the fault source position and gives reasonable maintenance comments, gives out the routing topology map of each node in the line, and finally presents the routing topology map to the operator or the engineering supervisor in the form of a list and a graph, and updates the database information in the cloud server 900.
The cloud server 900 can download the task work order through the background management system and send the work order finishing verification information; and downloads the power parameters and the correction values to the optical power meter 300 through the control 700 through the software upgrade package loaded in the background and downloaded to the terminal 800 through the network.
The cloud server 900 can connect the control 700 through the terminal 800, instruct the stable light source 200 to send the corresponding optical fiber line port ID code, and receive the ID codes transmitted from other ports on the line, so as to realize optical fiber route searching.
The second embodiment provided by the optical fiber line loss and optical fiber end face loss detection system of the present invention is different from the first embodiment in that: in this embodiment, the optical power meter 300 further includes a warning member 305, where the warning member 305 is a warning member, and is configured to convert the collected detected light wave power value into an optical fiber connection loss, and then prompt the optical fiber connection loss through digital display, or different prompts of the light beam height and the color, and sound intensity or interval time.
Preferably, in the embodiment, the optical splitter 100 further includes the second branch port 104 of the optical splitter, and the end face of the standard connector 500 connected to the second branch port 104 of the optical splitter may be directly provided with the forward calibration detector 304 for calibrating the stable light source 200, or may be provided with the lateral calibration detector 303 in the inserted adapter 400, and the stable light source 200 may be calibrated by connecting the calibration connector 1000.
Preferably, when the forward calibration probe 304 is directly mounted on the end surface of the standard connector 500 connected to the second branch port 104 of the optical splitter, the optical fiber connected between the second branch port 104 of the optical splitter and the standard connector 500 is an attenuation optical fiber.
Referring to fig. 3, it should be noted that the wavelength of the detection light wave a is different from the communication light wave B; the wavelength of the light wave detected by the lateral detector 301 and the wavelength of the light wave detected by the forward detector 302 in the optical power meter are different, the larger the optical power value detected by the lateral detector 301, the larger the optical fiber end face loss value, and the larger the optical power value detected by the forward detector 302, the smaller the optical fiber line loss value.
Also, the wavelength of light detected by the lateral calibration detector 303 in the optical power meter is the same as that of the lateral detector 301, and the wavelength of light detected by the forward calibration detector 304 is the same as that of the forward detector 302.
In another embodiment, another implementation of a fiber line loss and fiber end face loss detection system in which the splitter 100 is not required, but two ports are provided directly, one fiber end face loss detection port and one fiber line loss detection port.
When the optical fiber connector 600 is inserted into the optical fiber end face loss detection port, the detection light wave a emitted by the stable light source 200 is connected with the standard connector 500 through the optical fiber connection wire, and the detection light wave a is sent to the optical fiber connector 600 coupled with the standard connector 500 through the standard connector 500, the optical power meter 300 obtains the end face loss value IL end face of the optical fiber connector 600 through fitting calculation of the imported optical power loss curve chart through the optical power value P end face measured by the lateral detector 301.
When the optical fiber connector 600 is inserted into the optical fiber line loss detection port, the communication light wave is led into the standard connector 500 through the optical fiber connector 600, and is incident into the forward detector 302 through the optical fiber connected with the standard connector, and the measured optical power value P line is calculated through fitting of the led optical power loss curve graph, so as to obtain the loss value IL line of the line where the optical fiber connector 600 is located.
It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the invention is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an optical fiber line loss and optical fiber end face loss detecting system which characterized in that: the system comprises a beam splitter (100), a stable light source (200), an optical power meter (300), an adapter (400), a standard connector (500), an optical fiber connector (600), a control piece (700), a terminal (800), a cloud server (900) and a calibration connector (1000);
the optical splitter (100) is connected with the stable light source (200) through a first female port (101) of the optical splitter, is connected with the optical power meter (300) through a second female port (102) of the optical splitter, is connected with the standard connector (500) through a first branch port (103) of the optical splitter, and the standard connector (500) is coupled with the optical fiber connector (600) to be detected through the adapter (400);
the optical power meter (300) is respectively connected with a lateral detector (301) and a forward detector (302), the lateral detector (301) is arranged in the adapter (400) and detects the end face loss of the optical fiber; the forward detector (302) is connected to the second female port (102) of the optical splitter and detects the loss of the optical fiber line;
the adapter (400) couples the standard connector (500) and the optical fiber connector (600) together through a built-in sleeve (402) thereof, and is fixed through clamping or threaded connection;
the control element (700) receives an instruction of the terminal (800), receives an upgrade data packet transmitted by the cloud server (900) through the terminal (800), and the control element (700) is also connected with the stable light source (200), and instructs the stable light source (200) to emit a detection light wave (A) or emit an optical fiber line port ID code corresponding to the detection light wave (A);
the control part (700) comprises a central processing unit (701), a storage module (702), a man-machine interaction module (703), a power supply module (704) and a communication and USB Bluetooth module (705), wherein the central processing unit (701) is connected with the optical power meter (300), relevant test data are recorded and stored through the storage module (702), power parameters and correction values are imported into the optical power meter (300), the communication and USB Bluetooth module (705) is connected with the terminal (800), and data tested by the optical power meter (300) are uploaded through the terminal (800);
the sleeve (402) is provided with a through slot (402 a), and after the detection light wave (A) emitted by the stable light source (200) is branched by the beam splitter (100), when part of the detection light wave (A) reaches the coupling point of the standard connector (500) and the optical fiber connector (600), the generated refraction and diffuse reflection act on the lateral detector (301) through the through slot (402 a);
the optical fiber connector (600) comprises a relief groove (601), and when the optical fiber connector (600) is inserted into the adapter port (401), the lateral detector (301) is inserted into the relief groove (601);
communication light waves (B) in the optical fiber connector (600) enter the optical splitter (100) through the coupling point of the optical fiber connector (600) and the standard connector (500) from the first branch port (103) of the optical splitter (100), and part of the communication light waves (B) are incident to the forward detector (302) through the second female port (102) of the optical splitter.
2. The fiber-optic line loss and fiber-optic endface loss detection system of claim 1, wherein: the terminal (800) is provided with APP software, a protocol for communicating with the control element (700) and a protocol for data communication with the cloud server (900);
the APP software installed on the terminal (800) realizes authentication and input of constructor registration logging personal information;
the APP software and protocol installed by the terminal (800) processes and interacts with the control element (700) and the cloud server (900), receives equipment authentication, a software upgrading packet, a task work order and work order finishing verification information of the cloud server (900), uploads optical fiber line and end face loss parameters received from the control element (700), and reads an equipment authentication code of the control element (700);
the APP software installed on the terminal (800) can automatically identify the work order downloaded by the cloud server (900), instruct the control element (700) to perform data test and acquisition, and guide constructors to perform operation and detection processes;
the APP software installed on the terminal (800) automatically or manually sends an optical fiber line port ID code through a control element (700) command stable light source (200) to realize intelligent searching of the optical fiber route;
APP software installed on the terminal (800) is matched with GPS navigation software and a module to guide constructors to arrive at a construction site;
the APP software installed on the terminal (800) is matched with the CMOS image module to scan codes and identify codes of an optical port or equipment, a paper label on fiber jumping at the optical port is photographed, the content of the label can be identified, and meanwhile, a self-photographed picture of site construction completion is obtained and uploaded to the cloud server (900);
the APP software installed on the terminal (800) is matched with the voice recognition module to complete on-site information input and automatically recognize constructor voice instructions.
3. The fiber-optic line loss and fiber-optic endface loss detection system of claim 1 or 2, wherein: the cloud server (900) receives equipment authentication information, optical fiber line loss and optical fiber end face loss information transmitted by the terminal (800), receives and processes equipment information or port codes, paper label content, field pictures, addresses and operator information of construction sites, intelligently analyzes loss data information of each node, analyzes fault source positions and gives maintenance comments, gives a routing topological diagram of each node in the line, and finally presents the routing topological diagram to operators or engineering supervision staff in a list and graph form, and updates database information in the cloud server (900);
the cloud server (900) can download the task work order through the background management system and send the work order finishing verification information; and downloading the power parameters and correction values to the optical power meter (300) through the control part (700) by means of the software upgrade package loaded in the background and downloading the software upgrade package to the terminal (800) through the network, wherein the optical power meter (300) comprises an alarm (305);
the cloud server (900) can be connected with the control piece (700) through the terminal (800), instruct the stable light source (200) to send the corresponding optical fiber line port ID code, and receive the ID codes transmitted by other ports on the line, so as to realize optical fiber route searching.
4. The fiber-optic line loss and fiber-optic endface loss detection system of claim 1, wherein: the wavelength and power of the detection light wave (A) are variable; the wavelength of the light waves detected by the lateral detector (301) and the forward detector (302) in the optical power meter are different;
the light intensity value detected by the side detector (301) is proportional to the fiber end face loss value, and the light intensity value detected by the forward detector (302) is inversely proportional to the fiber line loss value.
5. The fiber-optic line loss and fiber-optic endface loss detection system of claim 1, wherein: the wavelength and the power of the detection light wave (A) are unchanged; the wavelength of the light waves detected by the lateral detector (301) and the forward detector (302) in the optical power meter are different;
the light intensity value detected by the side detector (301) is proportional to the fiber end face loss value, and the light intensity value detected by the forward detector (302) is inversely proportional to the fiber line loss value.
6. The fiber-optic line loss and fiber-optic endface loss detection system of any one of claims 1, 2, 4, or 5, wherein: the number of the first branch ports (103) of the optical splitter is greater than or equal to 1, and each first branch port (103) of the optical splitter is respectively connected with standard connectors (500) in different adaptation modes and is used for detecting optical fiber connectors (600) in different adaptation modes and directly measuring the loss of an optical fiber line.
7. The fiber-optic line loss and fiber-optic endface loss detection system of claim 1, wherein: the beam splitter (100) further comprises a second branch port (104) of the beam splitter, and a forward calibration detector (304) is directly arranged on the end face of a standard connector (500) connected with the second branch port (104) of the beam splitter and used for calibrating the stable light source (200).
8. The fiber-optic line loss and fiber-optic endface loss detection system of claim 7, wherein: a standard connector (500) to which the second branch port (104) of the beam splitter is connected, a lateral calibration detector (303) is mounted in the inserted adapter (400), and the stable light source (200) is calibrated by connecting a calibration connector (1000).
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| CN109217916A (en) * | 2018-11-22 | 2019-01-15 | 江苏续点通信科技有限公司 | A kind of full data detection method of optical path |
| CN109342021B (en) * | 2018-12-03 | 2021-01-08 | 四川微迪智控科技有限公司 | Optical fiber online monitoring method for industrial Ethernet switch |
| CN112629820B (en) * | 2019-10-08 | 2023-09-19 | 中国移动通信集团浙江有限公司 | Optical fiber matching test system and method |
| CN111371497B (en) * | 2020-03-23 | 2021-03-30 | 珠海复旦创新研究院 | Quantization error pre-equalization compensation system and method with memory |
| CN115276786B (en) * | 2021-04-30 | 2023-07-21 | 中国移动通信集团河南有限公司 | System and method for detecting optical power of optical fiber |
| CN113037369B (en) * | 2021-05-12 | 2022-03-15 | 高勘(广州)技术有限公司 | Optical fiber route detection system and corresponding route detection method |
| CN113473273B (en) * | 2021-07-02 | 2023-03-24 | 烽火通信科技股份有限公司 | Optical fiber network management system and method |
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