CN210536642U - Optical module assembly and optical communication transmission system - Google Patents
Optical module assembly and optical communication transmission system Download PDFInfo
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- CN210536642U CN210536642U CN201922378576.2U CN201922378576U CN210536642U CN 210536642 U CN210536642 U CN 210536642U CN 201922378576 U CN201922378576 U CN 201922378576U CN 210536642 U CN210536642 U CN 210536642U
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Abstract
The utility model relates to an optical module component and an optical communication transmission system, belonging to the optical communication field, wherein the optical module component comprises a transmitting unit and a receiving unit which realizes optical information transmission with the transmitting unit; the transmitting unit comprises a first radio frequency remote pulling module, at least two second radio frequency remote pulling modules, a first optical integrated module in signal connection with the first radio frequency remote pulling module and a second optical module in signal connection with the second radio frequency remote pulling module, and the second optical modules and the second radio frequency remote pulling modules are arranged in a one-to-one mode; the receiving unit comprises a baseband processing unit with a first interface and at least two second interfaces, a second optical integration module in signal connection with the first interface and a fourth optical module in signal connection with the second interfaces, and the fourth optical module and the second interfaces are arranged in a one-to-one manner; the first optical integration module is integrated with a first optical fiber multiplier and a first optical module; the second optical integration module is integrated with a second fiber multiplier and a third optical module.
Description
Technical Field
The utility model relates to an optical module subassembly and optical communication transmission system belongs to the optical communication field.
Background
With the progress of large-scale construction of LTE and PON networks, the problem of shortage of optical fiber resources is obvious day by day, at present, 3G/4G networks use a large number of distributed base station architectures, and RRUs (radio remote units) and BBUs (baseband processing units) need to be connected by optical fibers, for example, when a 4G BBU (baseband processing unit) and RRUs (radio remote units) are constructed in a remote mode, a large number of optical fibers are occupied, especially when the remote distance is long and a trunk road fiber core cannot be occupied, the whole optical cable network is seriously affected, and a large number of access points located in a project bottleneck area have no spare fiber cores for access. Compared with the rapid consumption of the fiber core of the optical cable, the laying difficulty of the pipeline optical cable is increased continuously, and the regeneration period of the optical cable resource is prolonged continuously. On one hand, the optical fiber and optical cable resources are increasingly scarce, and on the other hand, the service requirements that the number is continuously increased and the access time limit is continuously shortened are met, and each large operator faces huge challenges.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a practice thrift optic fibre and arrange and practice thrift cost optical module subassembly.
In order to achieve the above purpose, the utility model provides a following technical scheme: an optical module assembly comprises a transmitting unit and a receiving unit which realizes optical information transmission with the transmitting unit; the transmitting unit comprises a first radio frequency remote pulling module, at least two second radio frequency remote pulling modules, a first optical integrated module in signal connection with the first radio frequency remote pulling module and a second optical module in signal connection with the second radio frequency remote pulling module, and the second optical module and the second radio frequency remote pulling module are arranged in a one-to-one mode; the receiving unit comprises a baseband processing unit with a first interface and at least two second interfaces, a second optical integrated module in signal connection with the first interface and a fourth optical module in signal connection with the second interfaces, and the fourth optical module and the second interfaces are arranged in a one-to-one manner; the first optical integration module is integrated with a first optical fiber multiplier and a first optical module; the second optical integration module is integrated with a second optical fiber multiplier and a third optical module;
the first optical module in the first optical integration module converts an electrical signal of the first radio frequency remote module into a first optical signal, the second optical module converts an electrical signal of the second radio frequency remote module into a second optical signal, the first optical fiber multiplier in the first optical integration module optically multiplexes the first optical signal and the second optical signal in an optical fiber to be transmitted to the second optical integration module, the second optical fiber multiplier in the second optical integration module demultiplexes the received optical signal and transmits the demultiplexed optical signal to the third optical module and the fourth optical module in the second optical integration module, and the demultiplexed optical signal is converted into an electrical signal by the third optical module and the fourth optical module and is transmitted to the first interface and the second interface.
Further, the first, second, third and fourth optical modules are one of SFP +/SFP28/QSFP +/QSFP 28.
Furthermore, the connection mode adopted by the first optical module, the second optical module, the third optical module and the fourth optical module is 2 LC-CS.
Further, the first, second, third, and fourth optical modules are CFP 2.
Further, the first remote radio module is in butt joint with 1 or 2 first optical modules.
Further, each second radio frequency remote module is in butt joint with 1 or 2 second light modules.
Further, the first fiber multiplier and the second fiber multiplier are passive multipliers.
Further, optical transmission is achieved between the first optical integrated module and the second optical integrated module through 1-2 optical fibers.
The utility model also provides an optical communication transmission system, including above-mentioned optical module subassembly.
The beneficial effects of the utility model reside in that: the optical fiber transmission device comprises a transmitting unit, a receiving unit, a first optical integrated module, a second optical integrated module, an optical fiber multiplier and an optical module, wherein the first optical integrated module and the second optical integrated module are integrated in the transmitting unit, the optical fiber multiplier and the optical module are integrated in the receiving unit, a plurality of optical signals are transmitted to the receiving unit after being optically multiplexed through the optical fiber multiplier in the transmitting unit, then demultiplexing is carried out through the optical fiber multiplier in the receiving unit, so that optical signal transmission can be realized by only adopting 1-2 optical fibers, the optical fiber arrangement can be saved, and the cost is saved.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a diagram of an optical communication transmission system according to a preferred embodiment of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The utility model discloses an optical communication transmission system includes at least one wireless physics station, at least one signal reception station and connects the optic fibre of wireless physics station and signal reception station, and every wireless physics station is provided with the transmitting unit, and every signal reception station is provided with the receiving element, and the optical module subassembly is constituteed with the receiving element to the transmitting unit, and this transmitting unit realizes light information transmission with the receiving element. The transmitting unit comprises a first radio frequency remote pulling module, at least two second radio frequency remote pulling modules, a first optical integrated module in signal connection with the first radio frequency remote pulling module and a second optical module in signal connection with the second radio frequency remote pulling module, and the second optical module and the second radio frequency remote pulling module are arranged in a one-to-one mode; the receiving unit comprises a baseband processing unit with a first interface and at least two second interfaces, a second optical integrated module in signal connection with the first interface and a fourth optical module in signal connection with the second interfaces, and the fourth optical module and the second interfaces are arranged in a one-to-one manner; the first optical integration module is integrated with a first optical fiber multiplier and a first optical module; the second optical integration module is integrated with a second optical fiber multiplier and a third optical module; the optical fiber transmission device comprises a transmitting unit, a receiving unit, a first optical integrated module, a second optical integrated module, an optical fiber multiplier and an optical module, wherein the first optical integrated module and the second optical integrated module are integrated in the transmitting unit, the optical fiber multiplier and the optical module are integrated in the receiving unit, a plurality of optical signals are transmitted to the receiving unit after being optically multiplexed through the optical fiber multiplier in the transmitting unit, then demultiplexing is carried out through the optical fiber multiplier in the receiving unit, so that optical signal transmission can be realized by only adopting 1-2 optical fibers, the optical fiber arrangement can be saved, and the cost is saved.
Referring to fig. 1, the wireless physical station and the signal receiving station are separately installed in a one-to-one manner, wherein 1 first rf remote module 1 is disposed, 2 second rf remote modules 2 are disposed, and the baseband processing unit uses 3 interfaces as an example.
The optical module assembly comprises a transmitting unit and a receiving unit which realizes optical information transmission with the transmitting unit; the transmitting unit comprises a first radio remote control module 1, two second radio remote control modules 2, a first optical integrated module 3 in signal connection with the first radio remote control module 1 and a second optical module 4 in signal connection with the second radio remote control modules 2, wherein the second optical modules 4 and the second radio remote control modules 2 are arranged in a one-to-one manner; the receiving unit comprises a baseband processing unit 5 having a first interface (not shown, represented by Port1 in fig. 1) and two second interfaces (not shown, represented by Port2 and Port3 in fig. 1), a second optical integration module 6 in signal connection with the first interface, and a fourth optical module 7 in signal connection with the second interface, wherein the fourth optical module 7 and the second interfaces are arranged in a one-to-one manner; the first optical integration module 3 is integrated with a first fiber multiplier (not shown) and a first optical module (not shown); the second optical integration module 6 is integrated with a second fiber multiplier (not shown) and a third optical module (not shown); the first optical module in the first optical integrated module 3 converts the electrical signal of the first radio frequency remote module 1 into a first optical signal, the second optical module 4 converts the electrical signal of the second radio frequency remote module 2 into a second optical signal, the first optical fiber multiplier in the first optical integrated module 3 optically multiplexes the first optical signal and the second optical signal in an optical fiber to be transmitted to the second optical integrated module 6, the second optical fiber multiplier in the second optical integrated module 6 demultiplexes the received optical signal and transmits the optical signal to the third optical module and the fourth optical module 7 in the second optical integrated module, and the demultiplexed optical signal is converted into an electrical signal by the third optical module and the fourth optical module 7 and transmitted to the first interface and the second interface. And the first optical integrated module 3 and the second optical integrated module 6 realize optical transmission through 1-2 optical fibers.
In this embodiment, the first, second, third, and fourth optical modules 4, 7 are one of SFP +/SFP28/QSFP +/QSFP28, and 2 to 3 optical ports are packaged in the SFP +/SFP28/QSFP +/QSFP28, where: one is a standard LC optical port for connecting with an opposite terminal, and the other 1-2 are interfaces of a standard CS for connecting with optical modules of other radio frequency modules (a first radio frequency remote module 1 or a second radio frequency remote module 2). The connection mode adopted by the first optical module, the second optical module 4, the third optical module and the fourth optical module 7 is 2 LC-CS. Or, the first, second, third, and fourth optical modules 4, 7 are CFPs 2, where: 1-2 optical ports are standard LC optical ports, and the other 2-4 optical ports are standard LC optical ports or CS interfaces, and can be connected with optical modules on other radio frequency modules (the first radio frequency remote module 1 or the second radio frequency remote module 2).
In this embodiment, the first rf remote module 1 is docked with 1 or 2 first optical modules. Each second remote radio module 2 is connected with 1 or 2 second optical modules 4 in a butt joint mode.
In this embodiment, the first fiber multiplier and the second fiber multiplier may adopt an active multiplier or a passive multiplier, preferably a passive multiplier, according to actual needs.
The utility model has the advantages of as follows:
1. through set up first optical integrated module 3 integration in the transmitting element, set up second optical integrated module 6 in the receiving element, this first optical integrated module 3, second optical integrated module 6 all integrates optical fiber multiplier and optical module, transmit a plurality of light signal light after multiplexing to the receiving element through this optical fiber multiplier in the transmitting element, then demultiplex by the optical fiber multiplier in the receiving element, thereby only adopt 1 ~ 2 optic fibre can realize the light signal transmission, can practice thrift the optical fiber and arrange, practice thrift the cost.
2. Since the first optical module, the second optical module 4, the third optical module and the fourth optical module 7 are one of SFP +/SFP28/QSFP +/QSFP28/CFP2, the optical module of the original device does not need to be replaced, the implementation mode is simple, the operation is easy, and the replacement cost is saved.
3. When a new site is opened, the second remote radio unit 2 in the transmitting unit can use an optical module with a short transmission distance to connect with the first optical integrated module 3, thereby being beneficial to saving cost.
4. Because the first optical integrated module 3 is directly connected with the first remote radio unit 1, the network management part can be realized in the remote radio unit 1, thereby avoiding the difficult problems that the passive multiplier cannot manage the network and is difficult to judge the fault point.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. An optical module assembly is characterized by comprising a transmitting unit and a receiving unit which realizes optical information transmission with the transmitting unit; the transmitting unit comprises a first radio frequency remote pulling module, at least two second radio frequency remote pulling modules, a first optical integrated module in signal connection with the first radio frequency remote pulling module and a second optical module in signal connection with the second radio frequency remote pulling module, and the second optical module and the second radio frequency remote pulling module are arranged in a one-to-one mode; the receiving unit comprises a baseband processing unit with a first interface and at least two second interfaces, a second optical integrated module in signal connection with the first interface and a fourth optical module in signal connection with the second interfaces, and the fourth optical module and the second interfaces are arranged in a one-to-one manner; the first optical integration module is integrated with a first optical fiber multiplier and a first optical module; the second optical integration module is integrated with a second optical fiber multiplier and a third optical module;
the first optical module in the first optical integration module converts an electrical signal of the first radio frequency remote module into a first optical signal, the second optical module converts an electrical signal of the second radio frequency remote module into a second optical signal, the first optical fiber multiplier in the first optical integration module optically multiplexes the first optical signal and the second optical signal in an optical fiber to be transmitted to the second optical integration module, the second optical fiber multiplier in the second optical integration module demultiplexes the received optical signal and transmits the demultiplexed optical signal to the third optical module and the fourth optical module in the second optical integration module, and the demultiplexed optical signal is converted into an electrical signal by the third optical module and the fourth optical module and is transmitted to the first interface and the second interface.
2. The light module assembly of claim 1, wherein the first, second, third, and fourth light modules are one of SFP +/SFP28/QSFP +/QSFP 28.
3. The optical module assembly of claim 2, wherein the first, second, third, and fourth optical modules are connected in a 2 LC-CS manner.
4. The light module assembly of claim 1, wherein the first, second, third, and fourth light modules are CFP 2.
5. The optical module assembly as claimed in claim 1, wherein said first remote radio module interfaces 1 or 2 of said first optical modules.
6. The light module assembly of claim 1, wherein each of the second radio frequency remote modules interfaces 1 or 2 of the second light modules.
7. The optical module assembly of claim 1, wherein the first and second fiber multipliers are passive multipliers.
8. The optical module assembly as claimed in claim 1, wherein the first optical integrated module and the second optical integrated module are optically transmitted through 1-2 optical fibers.
9. An optical communications transmission system comprising a light module assembly as claimed in any one of claims 1 to 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922378576.2U CN210536642U (en) | 2019-12-26 | 2019-12-26 | Optical module assembly and optical communication transmission system |
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| CN201922378576.2U CN210536642U (en) | 2019-12-26 | 2019-12-26 | Optical module assembly and optical communication transmission system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244442A (en) * | 2021-12-10 | 2022-03-25 | 武汉电信器件有限公司 | Q-packaged high-speed parallel optical interconnection module and implementation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114244442A (en) * | 2021-12-10 | 2022-03-25 | 武汉电信器件有限公司 | Q-packaged high-speed parallel optical interconnection module and implementation method |
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