CN219372548U - Service opening system - Google Patents
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- CN219372548U CN219372548U CN202320164637.9U CN202320164637U CN219372548U CN 219372548 U CN219372548 U CN 219372548U CN 202320164637 U CN202320164637 U CN 202320164637U CN 219372548 U CN219372548 U CN 219372548U
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Abstract
The utility model provides a service opening system, which relates to the field of communication, and comprises: the system comprises user side equipment and operator room side equipment, wherein the user side equipment comprises a user telephone, a user PON and user transmission equipment, and the operator room side equipment comprises room transmission equipment, a room PON, a room beam splitter and a room OLT; the user telephone is accessed into the user PON through a telephone line, and the user PON is connected with the user transmission equipment through an Ethernet line; the user transmission equipment provides an optical port and accesses an operator network through an optical cable, the computer room transmission equipment provides an optical port and accesses the operator network through the optical cable, and the user transmission equipment and the computer room transmission equipment are connected through the operator network; the machine room transmission equipment is connected with the machine room PON through an Ethernet cable, the machine room PON is connected with the machine room optical splitter through an optical cable, a port provided by the machine room optical splitter is connected with the machine room OLT through an optical cable, and the OLT is connected with an operator network through an optical cable, so that telephone service opening is realized.
Description
Technical Field
The utility model relates to the field of communication, in particular to a service opening system.
Background
With the progress of technology, more and more users open special line service of operators and realize data communication. If the user wants to open the fixed telephone service, the operator needs to apply for opening the telephone service. The operator completes the telephone service opening through the optical cable resource, and the mutual communication between the two ends of the user is realized.
Currently, in the existing mode of opening user telephone service by optical cable resources, operators who open the service need to find out proper pipeline optical cable resources, then find out proper fiber cores from the optical cable, and access to user side equipment; finding out a main optical cable connected with an optical line terminal (OpticalLineTerminal, OLT), finding out a main fiber core of the main optical cable, and fusing/connecting the two fiber cores together through a fiber fusing machine or an installation joint to finish the opening of telephone service.
However, current solutions may occupy operator limited backbone cable resources; in addition, when two fiber cores are fused/connected together, a cutting point needs to be added, and a certain optical loss exists when the cutting point is added, so that the network stability is poor, the construction difficulty of the cutting point is high, a great amount of time is consumed, and the telephone service opening time is delayed. As such, the existing solutions have the following problems: occupies limited backbone optical cable resources of operators, has poor network stability, and has delay in telephone service opening time.
Disclosure of Invention
The utility model provides a service opening system, which can solve the problems that an operator for opening telephone service needs to consume resources of a main optical cable fiber core and an access optical cable fiber core, the network stability is poor, and the telephone service opening time is delayed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a service opening system, which comprises: the system comprises user side equipment and operator room side equipment, wherein the user side equipment comprises a user telephone, a user Passive optical network (Passive OpticalNetwork, PON) and user transmission equipment, and the operator room side equipment comprises room transmission equipment, a room PON, a room beam splitter and a room OLT; the user telephone is accessed into the user PON through a telephone line, and the user PON is connected with the user transmission equipment through an Ethernet line; the user transmission equipment provides an optical port and accesses the operator network through the optical cable, the computer room transmission equipment provides an optical port and accesses the operator network through the optical cable, and the user transmission equipment and the computer room transmission equipment are connected through the operator network; the machine room transmission equipment is connected with the machine room PON through an Ethernet cable, the machine room PON is connected with the machine room optical splitter through an optical cable, a port provided by the machine room optical splitter is connected with the machine room OLT through an optical cable, and the machine room OLT is connected with an operator network through an optical cable, so that telephone service opening is realized.
Based on the above technical solution, in the service provisioning system provided by the embodiment of the present utility model, a user transmission device is added in a user side device, one end of the user transmission device is connected to a user PON through an ethernet cable, and the other end provides an optical port to access an operator network through an optical cable. And, increase computer lab transmission equipment in operator's computer lab side equipment, computer lab transmission equipment one end passes through ethernet network line connection computer lab PON, and the other end provides the optical port and passes through the optical cable access operator's network. The user transmission equipment and the machine room transmission equipment are connected through an accessed operator network, so that the telephone service is opened. Therefore, the telephone service opening can be realized without the need of fusing/connecting the fiber cores in the access optical cable and the main optical cable together through the fiber fusing machine or the installation joint, the main optical cable fiber core and the access optical cable fiber core resource can not be occupied, and the optical loss caused by an additional cutting point can not be increased, so that the stability of the network is improved, and meanwhile, the scheme is easy to operate, does not need to consume a large amount of time, can reduce the waiting time for opening the telephone service, and improves the efficiency of opening the telephone service.
In one possible implementation, the user telephone is used for making a call by the user and is in voice communication with other telephones; the user telephone set comprises at least one of the following: digital telephone, internet protocol (InternetProtocol, IP) telephone, legacy telephone.
In one possible implementation, the subscriber PON and/or the office PON are PONs capable of providing voice service functions, enabling telephone communications.
In one possible implementation, the user PON is used to provide access to an access layer telephone; the user PON comprises a module supporting a session initiation protocol (SessionInitiationProtocol, SIP) for creating, modifying and releasing sessions for one or more participants, providing complete session creation and session modification services for a variety of instant messaging services.
In one possible implementation, the machine room PON is used to provide protocol conversion functions and network management functions; the machine room PON is specifically used for converting an Ethernet protocol of the machine room transmission equipment so as to realize that the machine room transmission equipment is connected with the machine room OLT through the machine room PON; and the operator sets a machine room PON for each user respectively, and is used for managing the voice service of each user by the operator to realize the network management function.
In one possible implementation manner, the user transmission device and/or the machine room transmission device are used for realizing data two-layer transparent transmission, have a photoelectric conversion function, and access an operator network by using an optical cable to realize voice data communication.
In one possible implementation, the user transmission device provides an ethernet port for the user PON to access to the user transmission device via an ethernet line; the user transmission equipment provides access transmission function of user voice and internet service data for accessing the multi-service transmission platform MSTP.
In one possible implementation, the machine room transmission device provides an ethernet port for the machine room PON to access to the machine room transmission device through an ethernet cable; the machine room transmission equipment provides a convergence transparent transmission function of a plurality of user voices and internet service data for converging MSTP.
In one possible implementation manner, the machine room beam splitter is used for realizing a splitting function and a multiplexing function; only one port of the input end of the machine room beam splitter is connected with the machine room OLT through an optical cable, and the output end of the machine room beam splitter is provided with a plurality of ports, and each port corresponds to one voice user.
In one possible implementation, the machine room OLT is configured to connect to a terminal device of an optical fiber trunk; the uplink port of the machine room OLT is connected with the operator network through an optical cable, and the downlink port of the machine room OLT is connected with the machine room beam splitter through an optical cable.
Drawings
Fig. 1 is a block diagram of an existing service provisioning system according to an embodiment of the present utility model;
fig. 2 is a diagram of one of the structures of a service provisioning system according to an embodiment of the present utility model;
fig. 3 is a block diagram of a user side of a service opening system according to an embodiment of the present utility model;
fig. 4 is a block diagram of a service provisioning system operator room side according to an embodiment of the present utility model;
fig. 5 is a second block diagram of a service provisioning system according to an embodiment of the present utility model.
Detailed Description
The service opening system provided by the embodiment of the utility model is described in detail below with reference to the accompanying drawings.
The term "and/or" is herein merely an association relationship describing an associated object, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone.
The terms "first" and "second" and the like in the description and in the drawings are used for distinguishing between different objects or between different processes of the same object and not for describing a particular order of objects.
Furthermore, references to the terms "comprising" and "having" and any variations thereof in the description of the present utility model are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include other steps or elements not listed or inherent to such process, method, article, or apparatus.
It should be noted that, in the embodiments of the present utility model, words such as "exemplary" or "such as" are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" or "e.g." in an embodiment should not be taken as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" means two or more.
At present, for a user who opens a special line service of an operator, data communication can be realized, and if the user wants to open a fixed telephone service, the operator needs to apply for opening the telephone service. If the optical cable resources of the operator access network are arranged around the user office area, the operator only needs to deploy PON equipment (commonly called a big cat, and a plurality of downlink telephone ports are provided) in the user office area, one end of the optical fiber is accessed to an uplink optical port of the PON, and the other end is accessed to an optical splitter near the user office area, so that the voice service is opened.
As shown in fig. 1, if the user office area does not have the optical cable resource of the access network, the operator needs to draw a core from the existing pipeline access optical cable resource to connect the user PON, and the other end needs to access the trunk optical cable on the OLT, and also needs to draw a core from the trunk optical cable, connect the core of the access optical cable with the core of the trunk optical cable by fusion or through a connector, through the above operation, the physical connection between the PON on the user side and the OLT of the operator machine room can be achieved, and then access to the IP multimedia system (IPMultimediaSubsystem, IMS) network of the operator through the machine room OLT, finally achieve end-to-end communication between the user telephones or with the telephone in another area, complete the opening of telephone service, and achieve the intercommunication between the two ends.
The following problems exist in the manner of opening the telephone service of the user through the existing optical cable resources:
(1) Because a core is required to be pulled out from the pipeline access optical cable resource to independently open telephone service for the user, limited access optical cable resources of operators are occupied; simultaneously, one core of the main optical cable is required to be pulled out to be connected with one core of the access optical cable or connected through a joint, so that more limited main optical cable resources of operators are occupied.
(2) The implementation is difficult, operators who open the service need to find the proper pipeline optical cable resources, then dial out the proper fiber cores from the optical cable, and access to the user side equipment; and the main optical cable on the OLT is required to be pulled out of the main fiber core, the two fiber cores are fused together by utilizing a fiber fusion machine, or the two fiber cores are connected together by installing a connector, so that the construction difficulty is high, the time and the labor are consumed, and the telephone service opening time is influenced to a certain extent.
(3) The access optical cable fiber core and the main optical cable core are fused or connected through the connector, so that certain optical loss exists, the cutting point is increased, and the network stability is affected.
As such, the existing solutions have the following problems: occupies limited backbone optical cable resources of operators, has poor network stability, and has delay in telephone service opening time.
In order to solve the problems of the prior art that limited backbone optical cable resources of operators are occupied, the network stability is poor, and the telephone service opening time is delayed, the utility model provides a service opening system, which comprises user side equipment and operator room side equipment, wherein the user side equipment comprises a user telephone, a user Passive Optical Network (PON) and user transmission equipment, and the operator room side equipment comprises room transmission equipment, a room PON, a room beam splitter and a room Optical Line Terminal (OLT); the user telephone is accessed into the user PON through a telephone line, and the user PON is connected with the user transmission equipment through an Ethernet line; the user transmission equipment provides an optical port and accesses the operator network through the optical cable, the computer room transmission equipment provides an optical port and accesses the operator network through the optical cable, and the user transmission equipment and the computer room transmission equipment are connected through the operator network; the machine room transmission equipment is connected with the machine room PON through an Ethernet cable, the machine room PON is connected with the machine room optical splitter through an optical cable, a port provided by the machine room optical splitter is connected with the machine room OLT through an optical cable, and the OLT is connected with an operator network through an optical cable, so that telephone service opening is realized.
In this way, in the service provisioning system provided by the embodiment of the utility model, the user transmission equipment is added in the user side equipment, one end of the user transmission equipment is connected with the user PON through the ethernet cable, and the other end provides the optical port to access the operator network through the optical cable. And, increase computer lab transmission equipment in operator's computer lab side equipment, computer lab transmission equipment one end passes through ethernet network line connection computer lab PON, and the other end provides the optical port and passes through the optical cable access operator's network. The user transmission equipment and the machine room transmission equipment are connected through an accessed operator network, so that the telephone service is opened. Therefore, the telephone service opening can be realized without the need of fusing/connecting the fiber cores in the access optical cable and the main optical cable together through the fiber fusing machine or the installation joint, the main optical cable fiber core and the access optical cable fiber core resource can not be occupied, and the optical loss caused by an additional cutting point can not be increased, so that the stability of the network is improved, and meanwhile, the scheme is easy to operate, does not need to consume a large amount of time, can reduce the waiting time for opening the telephone service, and improves the efficiency of opening the telephone service.
The service opening system can be applied to the scene of realizing telephone service opening.
As shown in fig. 2, a schematic diagram of a service provisioning system according to an embodiment of the present utility model is provided, where the service provisioning system includes: user side equipment and operator room side equipment. The user side equipment comprises a user telephone, a user PON and user transmission equipment. The equipment at the side of the operator room comprises room transmission equipment, a room PON, a room beam splitter and a room OLT.
The user telephone is connected to the user PON through telephone line, and the user PON is connected with the user transmission equipment through Ethernet line. The user transmission device provides an optical port to access the operator network via an optical cable. The machine room transmission equipment provides an optical port to access the operator network through the optical cable. The user transmission equipment and the machine room transmission equipment are connected through an operator network. The machine room transmission equipment is connected with the machine room PON through an Ethernet line. The machine room PON is connected to the machine room beam splitter through the optical cable. And the machine room optical splitter provides a port to be accessed into the machine room OLT through an optical cable. The machine room OLT is connected with the operator network through an optical cable, so that the telephone service is opened.
Optionally, the user telephone is used for making a call by the user and is in voice communication with other telephones. The user can make a call through the telephone set and can communicate with the telephone set in the same office area or another area in voice. In this way, the user can realize voice communication with the telephone in the same office area or another area through the telephone.
Optionally, the user telephone comprises at least one of: digital telephone, internet protocol IP telephone, traditional telephone.
Optionally, the user PON and/or the machine room PON are PONs capable of providing voice service functions, and implement telephone communications.
Note that, the PON may be a cat, which is one of optical network units (OpticalNetwork Unit, ONU), and may provide a voice service function. Part of PON provides a network service, an interactive internet television (InternetProtocolTelevision, IPTV) service, etc. in addition to a voice service function.
Optionally, the PON port number in the present solution includes at least one of: 16, 32, 64, 128, etc.
Optionally, the user PON is used to provide access to the access layer telephone. The user PON comprises a SIP enabled module for creating, modifying and releasing sessions for one or more participants, providing complete session creation and session modification services for a variety of instant messaging services. The user PON is located in a user office and provides access to access layer telephones, and has modules supporting the SIP protocol that can be used to create, modify and release sessions for one or more participants.
Thus, the user PON can provide complete session creation and session change services for various instant communication services, and has the characteristics of flexibility, easiness in implementation, convenience in expansion and the like.
As shown in fig. 3, an exemplary schematic diagram of a user side device according to an embodiment of the present utility model is shown, where the user side device includes: subscriber telephone, subscriber PON and subscriber transmission equipment. The specific connection relationships are described in the above embodiments, and are not described herein.
Note that the passive optical network in fig. 3 represents a customer PON.
Optionally, the machine room PON is used to provide protocol conversion functions and network management functions. The machine room PON is specifically configured to convert an ethernet protocol of the machine room transmission device, so as to enable the machine room transmission device to be connected with the machine room OLT through the machine room PON. And the operator sets a machine room PON for each user respectively, and is used for managing the voice service of each user by the operator to realize the network management function. The machine room PON is disposed in the operator machine room, and because the machine room transmission device provides an ethernet port, its two-layer protocol is an ethernet protocol, and cannot be directly connected to the machine room OLT, and it needs to be converted by the machine room PON. In addition, the operator sets up a computer lab PON for each user respectively, makes things convenient for the operator to manage the voice service of this user, realizes the network management function.
Thus, the machine room PON can realize the protocol conversion function between the machine room transmission equipment and the machine room PON, and is convenient for operators to carry out network management on users.
Optionally, the user transmission device and/or the machine room transmission device are used for realizing data two-layer transparent transmission, have a photoelectric conversion function, and access an operator network by using an optical cable to realize voice data communication. The transmission device is preferably an MSTP device (multi-service transport platform) and provides an ethernet port to which the PON is accessible via an ethernet cable. MSTP integrates a plurality of independent devices such as a traditional SDH multiplexer, a digital cross linker (DXC), a WDM terminal, a network two-layer switch, an lP edge router and the like into one network device, and performs unified control and management based on a multi-service transport platform (MSTP) of SDH technology.
Therefore, the user transmission equipment and/or the machine room transmission equipment are/is connected to the network of the operator by utilizing the optical cable, so that communication of voice data is realized, the two fiber cores in the access optical cable and the main optical cable are not required to be connected together by a fiber fusion machine or an installation joint, the resources of the main optical cable core and the access optical cable core are not consumed, an additional cutting point is not added, and the network stability is improved.
Optionally, the user transmission device provides an ethernet port for the user PON to access to the user transmission device via an ethernet network cable. The user transmission equipment provides access transmission function of user voice and internet service data for accessing the multi-service transmission platform MSTP. The user transmission device provides an ethernet port for the user PON to access to the user transmission device via an ethernet line. The user transmission equipment is accessed to MSTP, is arranged in a user office area and provides an access transparent transmission function of user voice and internet data.
Therefore, the user transmission equipment provides the optical port to be connected with the operator network through the optical cable, the user transmission equipment and the machine room transmission equipment are connected with the network through the operator network, the two fiber cores in the access optical cable and the main optical cable are not required to be fused together or connected through the fiber fusion machine or the installation joint, the main optical cable fiber core and the access optical cable fiber core resource cannot be consumed, additional cutting points cannot be added, and the network stability is improved.
Optionally, the machine room transmission device provides an ethernet port, for accessing the machine room PON to the machine room transmission device through an ethernet network cable. The machine room transmission equipment provides a convergence transparent transmission function of a plurality of user voices and internet service data for converging MSTP. The machine room transmission equipment provides an Ethernet port for accessing the machine room PON to the machine room transmission equipment through an Ethernet line. The machine room transmission equipment refers to convergence MSTP, is arranged in an operator machine room, and provides convergence and transparent transmission functions of a plurality of user voices and internet service data.
Therefore, the machine room transmission equipment provides the optical port to be connected with the operator network through the optical cable, the user transmission equipment and the machine room transmission equipment are connected with the network through the operator network, the two fiber cores in the access optical cable and the main optical cable are not required to be fused together through the fiber fusion machine or the installation joint, the main optical cable fiber core and the access optical cable fiber core resource cannot be consumed, additional cutting points cannot be added, and the network stability is improved.
Optionally, the machine room beam splitter is configured to implement a demultiplexing function and a multiplexing function. Only one port of the input end of the machine room beam splitter is connected with the machine room OLT through an optical cable, and the output end of the machine room beam splitter is provided with a plurality of ports, and each port corresponds to one voice user. The computer lab beam splitter sets up in the operator computer lab, and beam splitter realizes dividing and multiplexing function, and only a port of beam splitter input meets the optical cable that comes from computer lab OLT, and the output has a plurality of ports, and every port corresponds a voice user, and beam splitter output port can have 2, 4, 8, 16, 32 etc. according to user's volume size, and corresponding model is 1 respectively: 2,1:4,1:8,1:16,1:32, etc.
Therefore, through the machine room beam splitter, one machine room OLT can be connected with a plurality of voice users.
Optionally, the machine room OLT is configured to connect with a terminal device of an optical fiber trunk. The uplink port of the machine room OLT is connected with the operator network through an optical cable, and the downlink port of the machine room OLT is connected with the machine room beam splitter through an optical cable. The machine room OLT is arranged in the machine room of the operator, the 1G or 10G voice optical port of the machine room OLT is connected with the IMS network of the operator through an optical cable, and the 1G or 10G port of the machine room OLT is connected with the machine room beam splitter through an optical cable.
Thus, the telephone service can be opened by connecting the upstream port of the machine room OLT with the network of the operator.
As shown in fig. 4, for an exemplary schematic diagram of an operator room side device provided by an embodiment of the present utility model, the operator room side device includes: computer lab transmission equipment, computer lab PON, computer lab beam splitter and computer lab OLT. The specific connection relationships are described in the above embodiments, and are not described herein.
Note that, the passive optical network in fig. 4 represents a machine room PON, and the optical line terminal represents a machine room OLT.
Exemplary, in conjunction with fig. 3 and fig. 4, as shown in fig. 5, a schematic diagram of a service provisioning system according to an embodiment of the present utility model is provided. The service opening system comprises user side equipment shown in fig. 3 and operator room side equipment shown in fig. 4. The specific connection relationships are described in the above embodiments, and are not described herein.
In the service provisioning system provided by the embodiment of the utility model, the user transmission equipment is added in the user side equipment, one end of the user transmission equipment is connected with the user PON through the Ethernet cable, and the other end of the user transmission equipment is provided with the optical port to be accessed into the operator network through the optical cable. And, increase computer lab transmission equipment in operator's computer lab side equipment, computer lab transmission equipment one end passes through ethernet network line connection computer lab PON, and the other end provides the optical port and passes through the optical cable access operator's network. The user transmission equipment and the machine room transmission equipment are connected through an accessed operator network, so that the telephone service is opened. Therefore, the telephone service opening can be realized without the need of fusing/connecting the fiber cores in the access optical cable and the main optical cable together through the fiber fusing machine or the installation joint, the main optical cable fiber core and the access optical cable fiber core resource can not be occupied, and the optical loss caused by an additional cutting point can not be increased, so that the stability of the network is improved, and meanwhile, the scheme is easy to operate, does not need to consume a large amount of time, can reduce the waiting time for opening the telephone service, and improves the efficiency of opening the telephone service.
The present utility model is not limited to the above embodiments, and any changes or substitutions within the technical scope of the present utility model should be covered by the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (10)
1. A service opening system, comprising: the system comprises user side equipment and operator room side equipment, wherein the user side equipment comprises a user telephone, a user Passive Optical Network (PON) and user transmission equipment, and the operator room side equipment comprises room transmission equipment, a room PON, a room beam splitter and a room Optical Line Terminal (OLT);
the user telephone is connected to the user passive optical network PON through a telephone line, and the user passive optical network PON is connected with the user transmission equipment through an Ethernet line;
the user transmission equipment provides an optical port to be accessed to an operator network through an optical cable, the machine room transmission equipment provides the optical port to be accessed to the operator network through the optical cable, and the user transmission equipment and the machine room transmission equipment are connected through the operator network;
the machine room transmission equipment is connected with the machine room PON through an Ethernet cable, the machine room PON is connected with the machine room beam splitter through an optical cable, a port provided by the machine room beam splitter is connected with the machine room optical line terminal OLT through the optical cable, and the machine room optical line terminal OLT is connected with the operator network through the optical cable, so that the opening of telephone service is realized.
2. The system of claim 1, wherein the user telephone is configured to place a call by the user and to communicate voice with other telephones;
the user telephone set comprises at least one of the following: digital telephone, internet protocol IP telephone, traditional telephone.
3. The system according to claim 1, wherein the customer passive optical network PON and/or the machine room PON are PON capable of providing voice service functions, enabling telephone communication.
4. A system according to claim 1 or 3, wherein the subscriber passive optical network PON is adapted to provide access to an access layer telephone;
the passive optical network PON for subscribers comprises a module supporting a session initiation protocol SIP for creating, modifying and releasing sessions of one or more participants, providing a complete session creation and session modification service for a variety of instant messaging services.
5. A system according to claim 1 or 3, wherein the machine room PON is configured to provide a protocol conversion function and a network management function;
the machine room PON is specifically configured to convert an ethernet protocol of the machine room transmission device, so that the machine room transmission device is connected to the machine room optical line terminal OLT through the machine room PON;
and the operator sets a machine room PON for each user respectively, and the machine room PON is used for the operator to manage the voice service of each user and realize the network management function.
6. The system according to claim 1, wherein the user transmission device and/or the machine room transmission device are/is configured to implement two-layer transparent transmission of data, have a photoelectric conversion function, and access the operator network by using an optical cable to implement communication of voice data.
7. The system according to claim 1 or 6, wherein the user transmission device provides an ethernet port for the user passive optical network PON to access to the user transmission device via an ethernet line;
the user transmission equipment provides access transmission function of user voice and internet service data for accessing the multi-service transmission platform MSTP.
8. The system according to claim 1 or 6, wherein the machine room transmission device provides an ethernet port for the machine room PON to access to the machine room transmission device via an ethernet cable;
the machine room transmission equipment provides a convergence transparent transmission function of a plurality of user voices and internet service data for converging MSTP.
9. The system of claim 1, wherein the machine room splitter is configured to implement a demultiplexing function and a multiplexing function;
and only one port of the input end of the machine room optical splitter is connected with the machine room Optical Line Terminal (OLT) through an optical cable, and a plurality of ports are arranged at the output end of the machine room optical splitter, and each port corresponds to one voice user.
10. The system according to claim 1, characterized in that the machine room optical line termination OLT is adapted to connect to a termination device of an optical fiber trunk;
and the uplink port of the optical line terminal OLT of the machine room is connected with the operator network through an optical cable, and the downlink port of the optical line terminal OLT of the machine room is connected with the optical splitter of the machine room through an optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320164637.9U CN219372548U (en) | 2023-01-20 | 2023-01-20 | Service opening system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320164637.9U CN219372548U (en) | 2023-01-20 | 2023-01-20 | Service opening system |
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| CN219372548U true CN219372548U (en) | 2023-07-18 |
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| CN202320164637.9U Active CN219372548U (en) | 2023-01-20 | 2023-01-20 | Service opening system |
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2023
- 2023-01-20 CN CN202320164637.9U patent/CN219372548U/en active Active
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