CN109168093B - Positioning management device and method for optical fiber port on ODN - Google Patents
Positioning management device and method for optical fiber port on ODN Download PDFInfo
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- CN109168093B CN109168093B CN201810843511.8A CN201810843511A CN109168093B CN 109168093 B CN109168093 B CN 109168093B CN 201810843511 A CN201810843511 A CN 201810843511A CN 109168093 B CN109168093 B CN 109168093B
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- 238000012545 processing Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 4
- 238000007726 management method Methods 0.000 description 28
- 238000010586 diagram Methods 0.000 description 3
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- 239000013078 crystal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H04B5/77—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
- H04Q2011/0083—Testing; Monitoring
Abstract
The invention discloses a positioning management device and method for an optical fiber port on an ODN, and relates to the field of management of the optical fiber port on the ODN. The device comprises an electronic tag, a radio frequency identification reader-writer and a braid connecting node, wherein the electronic tag is used for being electrically connected with all optical fiber ports on an ODN tray; the braid connecting nodes correspond to the electronic tags one by one, and each braid connecting node is provided with a storage chip, and unique ODN position information is stored in each storage chip. The invention not only reduces the use cost and simplifies the structure when realizing the positioning and management of the optical fiber port on the ODN; and the ODN tray after the change position can be relocated without a database.
Description
Technical Field
The invention relates to the field of management of Optical fiber ports on ODN (Optical Distribution Network), in particular to a positioning management device and a method of Optical fiber ports on ODN (Optical Distribution Network).
Background
Each optical fiber resource node in the traditional ODN system is a dummy resource (a resource which cannot automatically report self information), the optical fibers and the ODN tray are managed mainly through paper marks, manual records and other management modes, and the management mode is low in efficiency, easy to make mistakes and inconvenient to maintain on site.
In order to solve the above problems, a chinese patent disclosure CN102752043A proposes an intelligent ODN system with low power consumption, which relates to an intelligent terminal, a main control management disk and a Distribution management disk, and as shown in fig. 1, Optical fiber resources on each ODF (Optical Distribution Frame) tray are managed by a PMU (power management unit) of the Distribution management disk connected to the Optical fiber resource, an EID chip and a read/write interface are sleeved on an Optical fiber port, the PMU can collect information of an Optical fiber port connected to the Optical fiber resource, the information is reported to PQU (port polling hardware unit) of the Distribution management disk managed first, and finally reported to the main control management disk through PQU. Although the intelligent ODN management system can effectively manage the ODN optical fiber nodes, PQU is used as a relay in the system, cost of the system is increased, and the intelligent ODN is very complicated in intelligent transformation due to the fact that the main control unit is in butt joint with PQU and the PQU is in butt joint with the ports of the PMU in a wired mode.
Meanwhile, chinese invention patent with publication number CN102340420A also proposes an intelligent modification method for optical fiber distribution equipment, in which an RFID (Radio Frequency Identification) tag representing the unique Identity of the optical fiber distribution equipment is installed on the optical fiber distribution equipment, wherein the RFID tag information establishes association with the EID (Electronic Identity) information of the optical fiber port, and writes the associated information into a network management server database. The modification method has the disadvantages that once the position of the optical fiber distribution equipment is changed, the database content needs to be modified again (specifically, the modified RFID label is re-associated with the EID information), and each data report needs to inquire the data source through a network management server.
Disclosure of Invention
Aiming at the defects in the prior art, the invention solves the technical problems that: 1. how to position and manage the optical fiber port on the ODN, and meanwhile, the use cost is reduced and the structure is simplified; 2. how to relocate the ODN tray after the change position without the need of a database.
In order to achieve the above purpose, the positioning management device for optical fiber ports on an ODN provided by the present invention comprises an electronic tag electrically connected with all optical fiber ports on an ODN tray, a radio frequency identification reader-writer communicating with the electronic tag, and a braid connection node electrically connected with the electronic tag, wherein an external communication module is arranged on the radio frequency identification reader-writer; the braid connecting nodes correspond to the electronic tags one by one, and each braid connecting node is provided with a storage chip, and unique ODN position information is stored in each storage chip.
On the basis of the technical scheme, the electronic tag comprises a radio frequency chip and an optical fiber connector, and the radio frequency chip is provided with: 1 LED control IO port connected with the pins of the optical fiber connector through LED control lines provided with triodes; 1 EID signal transmission IO port connected with the pins of the optical fiber connector through EID signal lines; the IO ports are connected with the trays, and the number of the IO ports connected with the trays is more than that of the optical fiber ports of the ODN tray.
On the basis of the technical scheme, the radio frequency chip and the storage chip of the corresponding braid connection node are in wired communication through the braid connection node connector; the braid connected node connector is including setting up the public seat of connector on electronic tags to and set up the female seat of connector on the braid connected node, and the radio frequency chip switches on through the pin of 1 EID signal line with the public seat of connector, and the pin of storing chip and the female seat of connector switches on.
On the basis of the technical scheme, the positioning management device further comprises a power supply connection bus, the power supply connection bus comprises 2 connectors which are used for expanding and connecting a power supply respectively, and a braid power line and a braid ground wire are connected in parallel between the 2 connectors; the connector female seat is communicated with the braid power line through 1 female seat power line, and the connector female seat is communicated with the braid ground line through 1 female seat ground line; the radio frequency chip is respectively conducted with the pin of the connector male seat through 1 male seat power line and 1 male seat ground line; when the male connector seat is in butt joint with the female connector seat, the female power line is conducted with the male power line, and the female ground wire is conducted with the male ground wire.
On the basis of the technical scheme, the radio frequency identification reader-writer comprises a radio frequency chip which is the same as the electronic tag; and the radio frequency chip of the radio frequency identification reader-writer is in wireless communication with the radio frequency chip of the electronic tag.
On the basis of the technical scheme, the external communication module of the radio frequency identification reader-writer is a Bluetooth module, and the Bluetooth module is connected with the radio frequency chip.
On the basis of the technical scheme, the radio frequency identification reader-writer is powered by a mobile power supply.
On the basis of the technical scheme, the radio frequency identification reader-writer is powered by a main control panel circuit unit of the ODN; the master control panel circuit unit is also connected with a connector of the power supply connection bus for connecting a power supply.
The invention provides a positioning management method of an optical fiber port on an ODN based on the positioning management device, which comprises the following steps:
s1: connecting an electronic tag of the ODN tray with a corresponding braid connection node, then carrying out power-on initialization work, reading ODN position information stored in a storage chip of the braid connection node by the electronic tag, generating an electronic tag ID according to the ODN position information, determining a communication IP and a working frequency band, determining the position of the ODN tray to which the electronic tag belongs and the position of a monitoring optical fiber port by a radio frequency identification reader-writer through receiving the electronic tag ID of the electronic tag, and turning to S2;
s2: setting the communication modes of the electronic tag and the radio frequency identification reader-writer to be wireless data receiving modes;
s3: the electronic tag periodically monitors the state of each optical fiber port on the ODN tray connected with the electronic tag, and when the optical fiber ports are monitored to be abnormal, the electronic tag lights an indicator lamp of the abnormal port; after the communication mode is switched to the wireless data sending mode by the electronic tag, forming an ID data packet by the ID of the electronic tag and the optical fiber port information of the abnormal port, and sending the ID data packet to the radio frequency identification reader-writer according to the communication IP and the communication frequency band; after receiving the ID data packet, the radio frequency identification reader-writer returns an ID data response packet to the electronic tag;
s4: when the radio frequency identification reader-writer receives a human-computer instruction, the communication mode is switched to a wireless data transmission mode, and then a human-computer instruction packet containing an electronic tag ID is transmitted to the corresponding electronic tag according to the communication IP and the communication frequency band of the electronic tag corresponding to the human-computer instruction; and when the ID of the electronic tag of the human-computer instruction packet is matched with the electronic tag, the electronic tag returns a human-computer instruction response packet to the radio frequency identification reader-writer after processing the human-computer instruction packet.
On the basis of the above technical solution, the method further comprises the following steps after S3:
when the electronic tag receives the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period, the step goes to S2;
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period and the number of times of not receiving the ID data response packet is below the first specified number of times, the step goes to S3;
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period and the number of times of not receiving the ID data response packet is greater than the first specified number of times, the step goes to S2;
the method also comprises the following steps after the step of S4:
when the radio frequency identification reader-writer receives a human-machine instruction response packet returned by the electronic tag within the second overtime, turning to S2;
when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second timeout period and the number of times of not receiving the human-machine instruction response packet is below a second specified number of times, turning to S4;
and when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second overtime and the number of times of not receiving the human-machine instruction response packet is greater than the second specified number of times, turning to S2.
Compared with the prior art, the invention has the advantages that:
(1) compared with the Chinese patent with the publication number of CN102752043A, the electronic tag can directly report the optical fiber port information on the ODN tray to the radio frequency identification reader-writer through the double-layer optical fiber port information of the relay node, does not need an additional relay node, not only reduces the use cost, but also has a simpler structure, and simplifies the reconstruction of the intelligent ODN (saves the complicated connecting line caused by the addition of the relay node).
(2) The electronic tag is in one-to-one correspondence with the braid connection node stored with the unique ODN position information, and the electronic tag can generate a unique electronic tag ID according to the unique ODN position information, namely the electronic tag ID determines the position of the ODN tray corresponding to the electronic tag. In view of this, when the ODN tray is shifted (inserted into another braid connection node position), the electronic tag ID is inevitably regenerated according to the ODN position information of the inserted braid connection node.
Therefore, compared with the method that the database is changed again when the position of the optical fiber distribution equipment is changed in the Chinese invention patent with the publication number of CN102340420A, the method and the device can ensure that the radio frequency identification reader-writer performs positioning and normal communication on the ODN tray after the position is changed through the electronic tag under the condition that the database is not needed, and the radio frequency identification reader-writer communicates with the electronic tag through the unique ODN position information, so that communication transceiving crosstalk and co-frequency interference between the electronic tag of different ODN equipment and the radio frequency identification reader-writer can be avoided.
Drawings
FIG. 1 is a block diagram of the intelligent ODN system of the Chinese patent invention with publication number CN 102752043A;
FIG. 2 is a block diagram of an embodiment of the present invention showing the positioning management of the fiber ports on the ODN;
FIG. 3 is a block diagram of an embodiment of the present invention, in which a device for positioning and managing an optical fiber port on an ODN is applied to an indoor scene;
FIG. 4 is a flow chart of a method for managing the positioning of fiber ports on an ODN according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 2, the positioning management device for optical fiber ports on an ODN in the embodiment of the present invention includes an electronic tag electrically connected to all optical fiber ports on an ODN tray, a radio frequency identification reader/writer in communication with the electronic tag, and a braid connection node electrically connected to the electronic tag, where an external communication module for receiving a human-computer interaction instruction is disposed on the radio frequency identification reader/writer. The braid connection nodes correspond to the electronic tags one to one, a storage chip (an EID chip in the embodiment) is arranged on the braid connection nodes, unique ODN position information is stored in the storage chip, and the position information comprises an ODN equipment number, a subframe number of the ODN equipment and an ODN tray number.
Therefore, compared with the Chinese patent with the publication number of CN102752043A, in which the information of the double-layer optical fiber port of the relay node is used, the electronic tag can directly report the information of the optical fiber port on the ODN tray to the radio frequency identification reader-writer without an additional relay node, so that the use cost is reduced, the structure is simpler, and the reconstruction of the intelligent ODN (complicated connecting lines caused by the addition of the relay node) is simplified.
Meanwhile, the electronic tag corresponds to the braid connecting node which stores the unique ODN position information one by one, and the electronic tag can generate a unique electronic tag ID according to the unique ODN position information, namely the electronic tag ID determines the position of the ODN tray corresponding to the electronic tag. In view of this, when the ODN tray is shifted (inserted into another braid connection node position), the electronic tag ID is inevitably regenerated according to the ODN position information of the inserted braid connection node.
For example: the ODN position information of the corresponding braid connection node before the ODN tray changes the position is as follows: the device number 01, the subframe number 01 and the tray number 01, so that the electronic tag ID can be 010101, after the electronic tag ID is sent to the radio frequency identification reader-writer, the radio frequency identification reader-writer can quickly know the specific position of the ODN tray connected with the electronic tag, if the ODN tray is changed into a node (the device number 01, the subframe number 02 and the tray number 03), the electronic tag ID can be changed into 010203, and the radio frequency identification reader-writer can also know the position of the ODN tray after the change according to the electronic tag ID.
Therefore, compared with the method that the database is changed again when the position of the optical fiber distribution equipment is changed in the Chinese invention patent with the publication number of CN102340420A, the method and the device can ensure that the radio frequency identification reader-writer performs positioning and normal communication on the ODN tray after the position is changed through the electronic tag under the condition that the database is not needed, and the radio frequency identification reader-writer communicates with the electronic tag through the unique ODN position information, so that communication transceiving crosstalk and co-frequency interference between the electronic tag of different ODN equipment and the radio frequency identification reader-writer can be avoided.
The positioning management device for the optical fiber ports on the ODN of the present invention is described below by six embodiments.
The first embodiment is as follows:
referring to fig. 2, the electronic tag includes a radio frequency chip, an optical fiber connector, and necessary devices for ensuring the operation of the electronic tag, where the necessary devices include a crystal oscillator and a radio frequency matching Circuit provided with a PCB (Printed Circuit Board) antenna, and the radio frequency matching Circuit is connected to the radio frequency chip. The radio frequency Chip in this embodiment is an RF SCO Chip (RF System on Chip), the optical fiber connector is an FPC (Flexible Printed Circuit) connector, and the radio frequency Chip is provided with:
1 LED control IO (Input/output) port connected with the pin of the optical fiber connector through an LED control line provided with a triode;
1 EID signal transmission IO port connected with pins of an optical fiber connector through EID signal lines, wherein when the optical fiber port is provided with an EID label, the EID signal lines are connected with the EID label through the optical fiber connector;
the number of the tray connecting IO ports is more than that of the optical fiber ports of the ODN tray; in this embodiment, the optical fiber ports are 12, the tray connection IO port is 12, 1 tray connection IO port is used for connecting the ODN tray indicating lamp, and each tray connection IO port is respectively through 1 GPIO (General Purpose Input Output) bus with optical fiber connector's corresponding pin links to each other.
The optical fiber connector is connected with each optical fiber port on the ODN tray through an EID data bus, and the EID data bus has an optical fiber port abnormity monitoring (plugging monitoring) function, an optical fiber port indicator lamp control function and a grounding gating function.
Example two:
on the basis of the first embodiment, referring to fig. 2, the radio frequency chip and the storage chip of the corresponding braid connection node perform wired communication through the braid connection node connector (in this embodiment, a USB connector); the braid connected node connector is including setting up the public seat of connector on electronic tags to and set up the female seat of connector on the braid connected node, and the radio frequency chip switches on through the pin of 1 EID signal line with the public seat of connector, and the pin of storing chip and the female seat of connector switches on.
Example three:
on the basis of the second embodiment, referring to fig. 2, a power connection bus for supplying power to the electronic tag is further configured in the embodiment of the present invention, where the power connection bus includes 2 connectors for respectively extending and connecting power supplies, and a braid power line and a braid ground line are connected in parallel between the 2 connectors; the connector in this embodiment is a two-pin fool-proof connector to prevent the circuit device from being inserted backwards. The connector female seat of the braid connecting node is communicated with a braid power line through 1 female seat power line, and the connector female seat is communicated with a braid ground line through 1 female seat ground line; the radio frequency chip is conducted with the pin of the connector male seat through 1 male seat power line and 1 male seat ground wire respectively. When the male connector seat is in butt joint with the female connector seat, the female power line is conducted with the male power line, and the female ground wire is conducted with the male ground wire.
Therefore, the braid connecting node can provide unique positioning (the storage chip records unique ODN position information) and power supply functions for the electronic tag.
Example four:
on the basis of the first embodiment, referring to fig. 2, the radio frequency identification reader-writer includes a radio frequency chip that is the same as the electronic tag, and a necessary device for ensuring the electronic tag to operate, the necessary device includes a crystal oscillator and a radio frequency matching circuit provided with an antenna, and the radio frequency matching circuit is connected to the radio frequency chip. And the radio frequency chip of the radio frequency identification reader-writer and the radio frequency chip of the electronic tag are in wireless communication through the radio frequency matching circuit.
Example five:
on the basis of the first embodiment, referring to fig. 2, the external communication module of the radio frequency identification reader is a bluetooth module, the bluetooth module is connected with a radio frequency chip (serial port communication), and the bluetooth module is used for communicating with an intelligent management terminal (such as a mobile phone, a notebook computer, and the like).
Referring to fig. 2, in the embodiment of the present invention, 48 braid connection nodes are connected to electronic tags of 48 ODN trays in a one-to-one correspondence manner, after the electronic tags are fixed on the ODN trays and obtain a required power supply through the braid connection nodes, an intelligent management terminal (smart phone) is connected to a radio frequency identification reader/writer through bluetooth, and the radio frequency identification reader/writer can monitor plug change and position information of 576 optical fiber ports of all trays in the ODN device within 150ms from the ODN device within 3 meters. On the other hand, the intelligent management terminal issues the work order indication to the radio frequency identification reader-writer, and the indication lamp of the optical fiber port of the specified ODN tray can be quickly and accurately lightened through effective communication between the radio frequency identification reader-writer and the electronic tag.
Meanwhile, the embodiment of the invention can read the EID content of more than 100 bytes of the optical fiber port of the appointed ODN tray by issuing the instruction through the intelligent management terminal; the EID content can be accurately transmitted to the intelligent management terminal in 200ms through the electronic tag.
Example six:
referring to fig. 2, when the positioning management device for an optical fiber port on an ODN according to the embodiment of the present invention is applied to an outdoor scene, a radio frequency identification reader/writer supplies power (for example, a lithium battery) through a mobile power supply, and an antenna of a radio frequency matching circuit is an internal antenna. Referring to fig. 3, when the positioning management device for an optical fiber port on an ODN according to the embodiment of the present invention is applied to an indoor scene, a radio frequency identification reader/writer may be integrated on a main control panel of the ODN (at this time, an antenna of a radio frequency matching circuit is a rod antenna), and power is supplied through a main control panel circuit unit; meanwhile, the main control panel circuit unit is also connected with a connector of the power supply connection bus for connecting a power supply, and further provides the power supply of the power supply connection bus through the main control panel circuit unit.
Referring to fig. 4, the method for positioning and managing optical fiber ports on an ODN based on the positioning and managing apparatus in the embodiment of the present invention includes the following steps:
s1: setting communication IP and working frequency bands of all ODN trays communicated through the electronic tags on the radio frequency identification reader-writer; connecting an electronic tag of the ODN tray with a corresponding braid connection node, then carrying out power-on initialization work, reading ODN position information stored in a storage chip of the braid connection node by the electronic tag, generating an electronic tag ID according to the ODN position information (the ODN equipment number, the sub-frame number of the ODN equipment and the ODN tray number), determining a communication IP and a working frequency band according to the ODN position information (the ODN equipment number), and determining the position of the ODN tray to which the electronic tag belongs and the position of a monitoring optical fiber port by a radio frequency identification reader-writer through receiving the electronic tag ID of the electronic tag, and then turning to S2.
S2: and under the default condition, setting the communication modes of the electronic tag and the radio frequency identification reader-writer to be wireless data receiving modes.
S3: the electronic tag monitors the state of each optical fiber port on the ODN tray connected with the electronic tag in a cycle of 10ms, and when the optical fiber ports are monitored to be abnormal, the electronic tag lights an indicator lamp of the abnormal port; after the communication mode is switched to the wireless data sending mode by the electronic tag, forming an ID data packet by the ID of the electronic tag and the optical fiber port information of the abnormal port, and sending the ID data packet to the radio frequency identification reader-writer according to the communication IP and the communication frequency band; and after receiving the ID data packet, the radio frequency identification reader-writer returns an ID data response packet to the electronic tag.
S4: when the radio frequency identification reader-writer receives a human-computer instruction, the communication mode is switched to a wireless data transmission mode, and then a human-computer instruction packet containing an electronic tag ID is transmitted to the corresponding electronic tag according to the communication IP and the communication frequency band of the electronic tag corresponding to the human-computer instruction; and when the ID of the electronic tag of the human-computer instruction packet is matched with the electronic tag, the electronic tag returns a human-computer instruction response packet to the radio frequency identification reader-writer after processing the human-computer instruction packet.
The method for managing the location of the optical fiber ports on the ODN according to the present invention is illustrated by two embodiments.
Example seven:
the method also comprises the following steps after the step of S3:
when the electronic tag receives an ID data response packet returned by the radio frequency identification reader within the first timeout period (50ms), the step goes to S2 (namely, the communication mode of the electronic tag is reset to the wireless data receiving mode);
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period and the number of times of not receiving the ID data response packet is less than the first specified number of times (5 times), the electronic tag goes to S3 to continue monitoring the state of the optical fiber port and send the ID data packet when the optical fiber port is abnormal;
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader within the first timeout period and the number of times of not receiving the ID data response packet is greater than the first specified number of times, it is proved that the radio frequency identification reader may work abnormally, and at this time, the operation goes to S2 (i.e., the communication mode of the electronic tag is reset to the wireless data receiving mode).
Example eight:
the method also comprises the following steps after the step of S4:
when the radio frequency identification reader receives a human-machine instruction response packet returned by the electronic tag within a second timeout period (200ms), the radio frequency identification reader switches to S2 (namely, the communication mode of the radio frequency identification reader is reset to a wireless data receiving mode);
when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second timeout period and the number of times of not receiving the human-machine instruction response packet is less than the second specified number (5 times), the radio frequency identification reader-writer goes to S4 to continue to send the human-machine instruction packet;
when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second timeout period and the number of times of not receiving the human-machine instruction response packet is greater than the second specified number of times, the radio frequency identification reader-writer proves that the electronic tag may work abnormally, and at this time, the radio frequency identification reader-writer goes to S2 (namely, the communication mode of the radio frequency identification reader-writer is reset to the wireless data receiving mode).
Further, the present invention is not limited to the above-mentioned embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A positioning management device for optical fiber ports on an ODN is characterized in that: the device comprises an electronic tag, a radio frequency identification reader-writer and a braid connecting node, wherein the electronic tag is used for being electrically connected with all optical fiber ports on an ODN tray; the braid connecting nodes correspond to the electronic tags one by one, and are provided with storage chips, and unique ODN position information is stored in the storage chips;
the electronic tag is configured to generate a unique electronic tag ID from the unique ODN location information; and when the ODN tray is inserted into the positions of other braid connecting nodes, the electronic tag ID can be regenerated according to the ODN position information of the inserted braid connecting nodes.
2. The apparatus for managing the positioning of fiber ports on an ODN of claim 1, wherein: the electronic tag comprises a radio frequency chip and an optical fiber connector, wherein the radio frequency chip is provided with: 1 LED control IO port connected with the pins of the optical fiber connector through LED control lines provided with triodes; 1 EID signal transmission IO port connected with the pins of the optical fiber connector through EID signal lines; the IO ports are connected with the trays, and the number of the IO ports connected with the trays is more than that of the optical fiber ports of the ODN tray.
3. The apparatus for managing the positioning of fiber ports on an ODN of claim 2, wherein: the radio frequency chip and the storage chip of the corresponding braid connection node are in wired communication through the braid connection node connector; the braid connected node connector is including setting up the public seat of connector on electronic tags to and set up the female seat of connector on the braid connected node, and the radio frequency chip switches on through the pin of 1 EID signal line with the public seat of connector, and the pin of storing chip and the female seat of connector switches on.
4. The apparatus for managing the positioning of fiber ports on an ODN according to claim 3, wherein: the positioning management device also comprises a power supply connection bus, wherein the power supply connection bus comprises 2 connectors which are respectively used for expanding and connecting a power supply, and a braid power line and a braid ground wire are connected in parallel between the 2 connectors; the connector female seat is communicated with the braid power line through 1 female seat power line, and the connector female seat is communicated with the braid ground line through 1 female seat ground line; the radio frequency chip is respectively conducted with the pin of the connector male seat through 1 male seat power line and 1 male seat ground line; when the male connector seat is in butt joint with the female connector seat, the female power line is conducted with the male power line, and the female ground wire is conducted with the male ground wire.
5. The apparatus for managing the positioning of fiber ports on an ODN of claim 2, wherein: the radio frequency identification reader-writer comprises a radio frequency chip which is the same as the electronic tag; and the radio frequency chip of the radio frequency identification reader-writer is in wireless communication with the radio frequency chip of the electronic tag.
6. The apparatus for managing the positioning of fiber ports on an ODN of claim 2, wherein: the external communication module of the radio frequency identification reader-writer is a Bluetooth module, and the Bluetooth module is connected with the radio frequency chip.
7. The apparatus for managing the positioning of fiber ports on an ODN of claim 1, wherein: the radio frequency identification reader-writer is powered by a mobile power supply.
8. The apparatus for managing the positioning of fiber ports on an ODN of claim 1, wherein: the radio frequency identification reader-writer is powered through a main control panel circuit unit of the ODN; the master control panel circuit unit is also connected with a connector of the power supply connection bus for connecting a power supply.
9. A method for location management of optical fiber ports on an ODN based on the location management device of any one of claims 1 to 8, the method comprising the steps of:
s1: connecting an electronic tag of the ODN tray with a corresponding braid connection node, then carrying out power-on initialization work, reading ODN position information stored in a storage chip of the braid connection node by the electronic tag, generating an electronic tag ID according to the ODN position information, determining a communication IP and a working frequency band, determining the position of the ODN tray to which the electronic tag belongs and the position of a monitoring optical fiber port by a radio frequency identification reader-writer through receiving the electronic tag ID of the electronic tag, and turning to S2;
s2: setting the communication modes of the electronic tag and the radio frequency identification reader-writer to be wireless data receiving modes;
s3: the electronic tag periodically monitors the state of each optical fiber port on the ODN tray connected with the electronic tag, and when the optical fiber ports are monitored to be abnormal, the electronic tag lights an indicator lamp of the abnormal port; after the communication mode is switched to the wireless data sending mode by the electronic tag, forming an ID data packet by the ID of the electronic tag and the optical fiber port information of the abnormal port, and sending the ID data packet to the radio frequency identification reader-writer according to the communication IP and the communication frequency band; after receiving the ID data packet, the radio frequency identification reader-writer returns an ID data response packet to the electronic tag;
s4: when the radio frequency identification reader-writer receives a human-computer instruction, the communication mode is switched to a wireless data transmission mode, and then a human-computer instruction packet containing an electronic tag ID is transmitted to the corresponding electronic tag according to the communication IP and the communication frequency band of the electronic tag corresponding to the human-computer instruction; and when the ID of the electronic tag of the human-computer instruction packet is matched with the electronic tag, the electronic tag returns a human-computer instruction response packet to the radio frequency identification reader-writer after processing the human-computer instruction packet.
10. The method for managing the positioning of fiber ports on an ODN of claim 9, wherein:
the method also comprises the following steps after the step of S3:
when the electronic tag receives the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period, the step goes to S2;
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period and the number of times of not receiving the ID data response packet is below the first specified number of times, the step goes to S3;
when the electronic tag does not receive the ID data response packet returned by the radio frequency identification reader-writer within the first timeout period and the number of times of not receiving the ID data response packet is greater than the first specified number of times, the step goes to S2;
the method also comprises the following steps after the step of S4:
when the radio frequency identification reader-writer receives a human-machine instruction response packet returned by the electronic tag within the second overtime, turning to S2;
when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second timeout period and the number of times of not receiving the human-machine instruction response packet is below a second specified number of times, turning to S4;
and when the radio frequency identification reader-writer does not receive the human-machine instruction response packet returned by the electronic tag within the second overtime and the number of times of not receiving the human-machine instruction response packet is greater than the second specified number of times, turning to S2.
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| CN111131932A (en) * | 2019-12-04 | 2020-05-08 | 广东东研网络科技股份有限公司 | Master-slave communication method in OLT system |
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