CN107167887B - A kind of polarity management method of wildcard fiber optic tap module - Google Patents
A kind of polarity management method of wildcard fiber optic tap module Download PDFInfo
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Abstract
The invention discloses a kind of polarity management methods of wildcard fiber optic tap module, the FI fan-in of multifiber cable branch wire jumper is connected with multi-core connector, the separated single core connector of multifiber cable branch wire jumper fan out is connected with dual fiber connectors adapter respectively, the cabling of the single core connector separated to the multifiber cable branch wire jumper fan out carries out polarity planning as follows, to realize that optical fiber telecommunications system optical path input/output port is consistent: the line sequence polar character of the separated single core connector of the multifiber cable branch wire jumper fan out is 50% parallel 50% intersection, and two adjacent duplex port adjacent sequentials arrangement on dual fiber connectors duplex adapters panel, wherein the quantity of duplex port is the separated single core connector number of the multifiber cable branch wire jumper fan out on the dual fiber connectors duplex adapters panel The half of amount.The present invention realizes the polarity upset universal performance of fiber optic tap module.
Description
Technical Field
The invention belongs to the technical field of optical fiber interconnection, and particularly relates to a polarity management method of a wildcard optical fiber branch module.
Background
The integrated wiring is a modular and extremely flexible information transmission channel in a building or between building groups. Integrated wiring through which voice devices, data devices, switching devices, and various control devices can be connected to an information management system, and these devices can be connected to an external communication network. It also includes all cables and associated connection components between the connection points of the network or telecommunication lines outside the building and the application system equipment.
With the development of optical fiber communication technology, the comprehensive wiring of optical fiber cables has been widely used in data communication and exchange occasions. However, the traditional optical fiber cable integrated wiring pre-termination system cannot realize corresponding input and output of optical signals on ports at the same position, so that the wiring engineering design is complicated and the operation and maintenance are difficult, especially the wiring modes of two branch modules are different, and errors are easy to occur in the construction process, so that equipment such as an integrated wiring switch and a server cannot be connected. It is desirable to provide a generic fiber optic drop module scheme that enables the reversal of common polarity.
Disclosure of Invention
The invention provides a polarity management method of a universal-distribution optical fiber branch module, aiming at solving the technical problem that wiring is easy to make mistakes due to the fact that the universal polarity inversion cannot be realized in the prior art by planning the wiring polarity of a single-core connector with separated fan-out ends of multi-core optical cable branch jumper wires in the optical fiber branch module.
In order to achieve the purpose, the invention provides a polarity management method of a universal-matched optical fiber branch module, wherein a fan-in end of a multi-core optical cable branch jumper is connected with a multi-core connector, separate single-core connectors at fan-out ends of the multi-core optical cable branch jumper are respectively connected with a dual-core connector adapter, and the multi-core optical cable branch jumper, the multi-core connector and a dual-core connecting adapter panel are placed in a module box shell to be assembled into the optical fiber branch module; and carrying out polarity planning on the wiring of the single-core connector separated from the fan-out ends of the multi-core optical cable branch jumper wires according to the following mode so as to realize consistency of input and output ports of optical paths of the optical fiber communication system: the polarity of the line sequence of the single-core connectors separated by the fan-out ends of the multi-core optical cable branch jumper is characterized in that 50% of the single-core connectors are parallel and 50% crossed, and two adjacent duplex ports on a duplex adapter panel of the dual-core connector are arranged adjacently and sequentially, wherein the number of the duplex ports on the duplex adapter panel of the dual-core connector is half of the number of the single-core connectors separated by the fan-out ends of the multi-core optical cable branch jumper; the two general-distribution optical fiber branch modules are matched for use and are in cross connection with optical cables through the pre-termination of a multi-core connector.
In an embodiment of the invention, the duplex ports on the panel of the duplex adapter of the dual-core connector are 6 ports in a single row, the number of the single-core connectors separated from the fan-out ends of the branch jumper wires of the multi-core optical cable is 12, and when the direction of the key positions of the duplex adapter is arranged, half of the key positions are required to be upwards, and half of the key positions are required to be downwards, or half of the key positions are required to be towards the left and half of the key positions towards the right.
In an embodiment of the present invention, the single core fan-out end of the multi-core optical cable branch jumper is composed of a color spectrum: blue optical fiber, orange optical fiber, green optical fiber, brown optical fiber, gray optical fiber, white optical fiber, red optical fiber, black optical fiber, yellow optical fiber, purple optical fiber, pink optical fiber, aqua green optical fiber, and arrange in proper order according to adjacent order, duplex port on the duplex adapter panel of two-core connector is first duplex port, second duplex port, third duplex port, fourth duplex port, fifth duplex port and sixth duplex port in proper order, wherein blue optical fiber and orange optical fiber correspond first duplex port, green optical fiber and brown optical fiber correspond second duplex port, gray optical fiber and white optical fiber correspond third duplex port, red optical fiber and black optical fiber correspond fourth duplex port, yellow optical fiber and purple optical fiber correspond fifth duplex port, pink optical fiber and aqua green optical fiber correspond sixth duplex port.
In an embodiment of the present invention, the polarity arrangement of the wire sequence of the single-core connectors separated from the fan-out ends of the multi-core optical cable branch patch cord is:
1, 2, 4, 3, 5, 6, 8, 7, 9, 10, 12, 11; or,
2, 1, 3, 4, 6, 5, 7, 8, 10, 9, 11, 12; or,
1, 2, 3, 4, 5, 6, 8, 7, 10, 9, 12, 11; or,
2，1，4，3，6，5，7，8，9，10，11，12；
wherein, the 1, 2 … … 12, respectively, sequentially indicate the reference numbers from the first optical fiber to the 12 th optical fiber.
In an embodiment of the present invention, the direction of the duplex adapter key position is:
upper, lower; or,
up, down, up, down; or,
upper, lower; or,
up, down, up, down.
In an embodiment of the invention, the duplex ports on the panel of the duplex adapter of the dual-core connector are double rows of 12 ports, every 6 adjacent ports are respectively connected with branch jumpers of the multi-core optical cable with 12 ports of single-core connectors separated from one fan-out end, and when arranging the key positions of the duplex adapter, half of the key positions are required to be upward, and half of the key positions are required to be downward, or half of the key positions are required to be leftward and half of the key positions are required to be rightward.
In one embodiment of the present invention, the duplex port on the panel of the duplex adapter of the dual-core connector is divided into a front half area unit and a rear half area unit according to the left and right, and the key positions of the duplex adapter inside the panel are arranged by symmetrically distributing the front half area unit and the rear half area unit.
In one embodiment of the present invention, the duplex port on the panel of the duplex adapter of the dual-core connector is divided into an upper row of area units and a lower row of area units according to the upper and lower rows, and the key positions of the duplex adapter inside the panel are arranged by the symmetrical distribution of the upper row of area units and the lower row of area units.
In an embodiment of the present invention, the duplex ports on the panel of the duplex adapter of the dual-core connector are N rows of 6N ports, each adjacent 6 ports are respectively connected with a branch jumper wire of a multi-core optical cable with 12 ports of single-core connectors separated from a fan-out end, when arranging the key positions of the duplex adapter, half of the key positions are required to be upward, and half of the key positions are required to be downward, or half of the key positions are required to be leftward, and half of the key positions are required to be rightward, wherein N is greater than 2.
In one embodiment of the invention, the two dual-core connection duplex adapters of the wildcard optical fiber branch modules are connected through a multi-core connector preterminated optical cable; the duplex port on the panel of the duplex adapter of the dual-core connector is M rows of 6M ports, the M rows of 6M ports are divided into M units from top to bottom, and the M units of the two universal optical fiber branch modules are sequentially connected in a cross mode by using a plurality of multi-core connector pretermination optical cables.
Generally, compared with the prior art, the technical scheme of the invention has the following beneficial effects:
(1) according to the polarity management method of the universal-matched optical fiber branch module, the fan-in end of the multi-core optical cable branch jumper is connected with the multi-core connector, and the separated single-core connectors at the fan-out end of the multi-core optical cable branch jumper are respectively connected with the double-core connector adapter; and the polarity planning is carried out as follows: the polarity of the line sequence of the single-core connectors separated by the fan-out ends of the multi-core optical cable branch jumper is characterized in that 50% of the single-core connectors are parallel and 50% crossed, and two adjacent duplex ports on a duplex adapter panel of the dual-core connector are arranged adjacently and sequentially, wherein the number of the duplex ports on the duplex adapter panel of the dual-core connector is half of the number of the single-core connectors separated by the fan-out ends of the multi-core optical cable branch jumper; therefore, the consistency of the input and output ports of the optical paths of the optical fiber communication system is realized, namely the line sequence polarities of the two optical fiber branch modules are consistent, and the geometric bodies of the two optical fiber branch modules after any optical fiber branch module is turned over for 180 degrees are completely identical and geometrically symmetrical; the optical fiber cable comprehensive wiring pre-termination system realizes corresponding input and output of optical signals on the port at the same position, and solves the technical problems that in the prior art, the wiring modes of two branch modules are different, and errors are easy to occur in the construction process, so that equipment such as a comprehensive wiring switch, a server and the like cannot be connected;
(2) by the polarity management method of the universal-distribution optical fiber branch module, the line sequence polarities of the single-core connectors separated at the fan-out ends of the multi-core optical cable branch jumper wire can be various, and the method only meets the characteristics that 50% of parallel wires are crossed by 50% and two adjacent duplex ports on a panel of a duplex adapter of the dual-core connector are adjacently and sequentially arranged, so that the sequencing implementation modes of the line sequence polarities are flexible and various;
(3) by the polarity management method of the universal optical fiber branch module, duplex ports on a duplex adapter panel of the dual-core connector can be in a single row, double rows or multiple rows, so that the expansion of the capacity of the ports can be realized on the premise of ensuring the universal polarity inversion, various scenes with large transmission capacity requirements can be flexibly adapted, and the technical development trend of the future large transmission capacity requirements can be adapted;
(4) according to the polarity management method of the wildcard optical fiber branch modules, when a branch module optical fiber pre-termination system is constructed, only two identical wildcard optical fiber branch modules need to be connected through a multi-core connector pre-termination optical cable, and the multi-core connector pre-termination optical cables need to be sequentially connected in a cross mode under the condition of multiple rows of ports; the multi-core connector is pre-terminated with an optical cable to connect two identical optical fiber branch modules, so that duplex ports at the same position can be in one-to-one correspondence, two duplex patch cords with the same polarity are connected to the ports at the same position to conduct equipment, furthermore, the two optical fiber branch modules in the link are completely identical, and the duplex patch cords outside the ports are also completely identical.
Drawings
Fig. 1 is a schematic structural diagram of a generic fiber optic branching module according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a fiber pretermination system comprising a single row 6-port wildcard fiber breakout module according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a key position of a duplex adapter of a single-row 6-port wildcard optical fiber branching module according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an optical fiber pretermination system composed of dual-row 12-port wildcard optical fiber branching modules according to an embodiment of the present invention;
fig. 5(a) is a schematic structural diagram of a duplex adapter key of a dual-row 12-port wildcard optical fiber branching module in the embodiment of the present invention;
fig. 5(b) is a schematic structural diagram of a duplex adapter key of another dual-row 12-port wildcard optical fiber branching module in the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The invention provides a polarity management method of a universal-matched optical fiber branch module, as shown in figure 1, a fan-in end of a multi-core optical cable branch jumper (13) is connected with a multi-core connector (14), separate single-core connectors at fan-out ends of the multi-core optical cable branch jumper (13) are respectively connected with a dual-core connector adapter, and the multi-core optical cable branch jumper (13), the multi-core connector (14) and a dual-core connection duplex adapter panel are placed in a module box shell to be assembled into the optical fiber branch module (15);
and carrying out polarity planning on the routing of the single-core connector with the fan-out ends of the multi-core optical cable branch jumper (13) separated according to the following mode so as to realize consistency of input and output ports of optical paths of the optical fiber communication system: the polarity of the line sequence of the single-core connectors with separated fan-out ends of the multi-core optical cable branch jumper (13) is characterized in that 50% of the single-core connectors are parallel and 50% of the single-core connectors with separated fan-out ends, two adjacent duplex ports on a duplex adapter panel of the double-core connector are arranged in an adjacent sequence, and the number of the duplex ports on the duplex adapter panel of the double-core connector is half of that of the single-core connectors with separated fan-out ends of the multi-core optical cable branch jumper (13).
As shown in fig. 2, the duplex ports on the panel of the duplex adapter of the dual-core connector are 6 ports in a single row, the number of the single-core connectors separated from the fan-out ends of the branch jumper wires (13) of the multi-core optical cable is 12, and when arranging the key positions of the duplex adapter, half of the key positions are required to be upward, and half of the key positions are required to be downward, or half of the key positions are required to be toward the left and half of the key positions are required to be rightward.
The single-core fan-out end of the multi-core optical cable branch jumper (13) is generally 12 cores and consists of the following chromatograms: blue optical fiber (1), orange optical fiber (2), green optical fiber (3), brown optical fiber (4), grey optical fiber (5), white optical fiber (6), red optical fiber (7), black optical fiber (8), yellow optical fiber (9), purple optical fiber (10), pink optical fiber (11), water green optical fiber (12), and arrange according to adjacent order in proper order.
Correspondingly, duplex ports on the duplex adapter panel of the dual-core connector are a first duplex port (16), a second duplex port (17), a third duplex port (18), a fourth duplex port (19), a fifth duplex port (20) and a sixth duplex port (21) in sequence, wherein a blue optical fiber (1) and an orange optical fiber (2) correspond to the first duplex port (16), a green optical fiber (3) and a brown optical fiber (4) correspond to the second duplex port (17), a gray optical fiber (5) and a white optical fiber (6) correspond to the third duplex port (18), a red optical fiber (7) and a black optical fiber (8) correspond to the fourth duplex port (19), a yellow optical fiber (9) and a purple optical fiber (10) correspond to the fifth duplex port (20), and a pink optical fiber (11) and a water-green optical fiber (12) correspond to the sixth duplex port (21).
In order to realize the reversed universal polarity of the optical fiber branch module, the line sequence polarity of the single-core connector separated from the fan-out end of the multi-core optical cable branch jumper (13) can be arranged in the following modes:
a:1, 2, 4, 3, 5, 6, 8, 7, 9, 10, 12, 11; or,
b:2, 1, 3, 4, 6, 5, 7, 8, 10, 9, 11, 12; or,
c:1, 2, 3, 4, 5, 6, 8, 7, 10, 9, 12, 11; or,
D：2，1，4，3，6，5，7，8，9，10，11，12；
wherein, the 1, 2 … … 12, respectively, sequentially indicate the reference numbers from the first optical fiber to the 12 th optical fiber.
In addition to the above arrangement, other line sequence polarities satisfying the principle that 50% of the duplex ports are parallel and 50% of the duplex ports are crossed and two adjacent duplex ports are arranged in an adjacent sequence are also possible, which is not listed here.
As shown in fig. 3, for the duplex port on the panel of the duplex adapter of the dual-core connector described above is a single row of 6 ports, when arranging the direction of the key of the duplex adapter, half of the key is required to be upward, half of the key is required to be downward, or half of the key is required to be toward the left, and half of the key is required to be toward the right. For example, the direction of the duplex adapter key position may be:
upper, lower; or,
up, down, up, down; or,
upper, lower; or,
up, down, up, down.
Further, as shown in fig. 4, the duplex port on the panel of the duplex adapter of the dual-core connector can also be 12 ports in double rows, each adjacent 6 ports are respectively connected with a branch jumper (13) of the multi-core optical cable with 12 ports of single-core connectors separated by a fan-out end, and when arranging the key positions of the duplex adapter, half of the key positions are required to be upward, and half of the key positions are required to be downward, or half of the key positions are required to be leftward and half of the key positions are required to be rightward.
Further, as shown in fig. 5(a), the duplex port on the panel of the duplex adapter of the dual-core connector can be divided into a front half unit a and a rear half unit B according to left and right, and the key positions of the duplex adapter inside the panel can be arranged by symmetrically distributing the front half unit and the rear half unit.
Alternatively, as shown in fig. 5(B), the duplex port on the panel of the duplex adapter of the dual-core connector is divided into an upper row of area units a and a lower row of area units B according to the upper and lower rows, and the key positions of the duplex adapter inside the panel are arranged by symmetrically distributing the upper row of area units and the lower row of area units.
Furthermore, duplex ports on the panel of the duplex adapter of the dual-core connector can be arranged in multiple rows, namely N rows of 6N ports, every adjacent 6 ports are respectively connected with multi-core optical cable branch jumpers (13) with 12 ports of single-core connectors separated from the fan-out ends, when the key positions of the duplex adapter are arranged, half of the key positions are required to be upward, and half of the key positions are required to be downward, or half of the key positions are required to be leftward and half of the key positions are required to be rightward, wherein N is more than 2.
For the above-mentioned generic optical fiber branching module, a point-to-point branching module optical fiber pretermination system can be constructed, and a general pretermination system (as shown in fig. 2) inter-device connection is composed of two generic optical fiber branching modules (15), a multi-core connector pretermination optical cable (22) is connected at the multi-core connector (14) port of the module, the order polarities of the branch patch cords (13) in the module are arranged according to the above-mentioned manner, and the order polarities of the two modules are identical, and the module is characterized in that: the module and the two geometric bodies after the module is turned for 180 degrees are completely the same and are geometrically symmetrical. In particular, the key position direction of the duplex adapter port on the module upper panel (the general duplex connector installation has installation key position direction), for the whole module panel, the key position of the adapter faces to the left/right, and the key positions face upwards/downwards and are distributed in left-right or up-down symmetry.
Further, the panel duplex adapter ports of the fiber optic branching modules may be distributed and arranged in a single row, may be distributed and arranged in two rows, may be distributed and arranged in 3 rows, may be distributed and arranged in 4 rows, and may be arranged in more rows.
In general terms, when the duplex ports on the duplex adapter panel of the dual-core connector are M rows of 6M ports, the M rows of 6M ports may be divided into M units from top to bottom, and the M units of the two wildcard optical fiber branching modules are connected to corresponding multi-core connectors in sequence by cross-connecting multiple multi-core connector preterminated optical cables (22), where M is greater than 1. Specifically, the correspondence may be (1, M), (2, M-1) … ….
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A polarity management method of a universal-matched optical fiber branch module is characterized in that a fan-in end of a multi-core optical cable branch jumper (13) is connected with a multi-core connector (14), separate single-core connectors at fan-out ends of the multi-core optical cable branch jumper (13) are respectively connected with a duplex adapter of a dual-core connector, and the multi-core optical cable branch jumper (13), the multi-core connector (14) and a duplex adapter panel of the dual-core connector are placed in a module box shell to be assembled into the optical fiber branch module (15); and carrying out polarity planning on the routing of the single-core connector with the fan-out ends of the multi-core optical cable branch jumper (13) separated according to the following mode so as to realize consistency of input and output ports of optical paths of the optical fiber communication system: the polarity of the line sequence of the single-core connectors separated by the fanout ends of the multi-core optical cable branch jumper (13) is characterized in that 50% of the single-core connectors are parallel and 50% crossed, and two adjacent duplex ports on a duplex adapter panel of the dual-core connector are arranged adjacently and sequentially, wherein the number of the duplex ports on the duplex adapter panel of the dual-core connector is half of the number of the single-core connectors separated by the fanout ends of the multi-core optical cable branch jumper (13); the two general-distribution optical fiber branch modules are matched for use and are in cross connection with optical cables through the pre-termination of a multi-core connector.
2. The polarity management method of the wildcard optical fiber branch module according to claim 1, wherein the duplex ports on the panel of the duplex adapter with the dual-core connectors are 6 ports in a single row, the number of the single-core connectors separated from the fan-out ends of the multi-core optical cable branch jumpers (13) is 12 ports, and when arranging the key positions of the duplex adapter, half of the key positions are required to be upward and half of the key positions are required to be downward, or half of the key positions are required to be toward the left and half of the key positions are required to be rightward.
3. The polarity management method of a wildcard fiber branch module according to claim 1 or 2, wherein the single core fanout of the multicore cable branch jumper (13) consists of a chromatogram: blue optical fiber (1), orange optical fiber (2), green optical fiber (3), brown optical fiber (4), gray optical fiber (5), white optical fiber (6), red optical fiber (7), black optical fiber (8), yellow optical fiber (9), purple optical fiber (10), pink optical fiber (11), aqua-green optical fiber (12), and are arranged in sequence according to an adjacent order, duplex ports on the duplex adapter panel of the dual-core connector are first duplex port (16), second duplex port (17), third duplex port (18), fourth duplex port (19), fifth duplex port (20) and sixth duplex port (21) in sequence, wherein blue optical fiber (1) and orange optical fiber (2) correspond to first duplex port (16), green optical fiber (3) and brown optical fiber (4) correspond to second duplex port (17), gray optical fiber (5) and white optical fiber (6) correspond to third duplex port (18), the red optical fiber (7) and the black optical fiber (8) correspond to a fourth duplex port (19), the yellow optical fiber (9) and the purple optical fiber (10) correspond to a fifth duplex port (20), and the pink optical fiber (11) and the water green optical fiber (12) correspond to a sixth duplex port (21).
4. The polarity management method of a wildcard fiber branch module according to claim 2, wherein the fanout separated single core connectors of the multi-core fiber cable branch patch cord (13) have a strand polarity arrangement of:
a is 1, 2, 4, 3, 5, 6, 8, 7, 9, 10, 12 and 11; or,
b:2, 1, 3, 4, 6, 5, 7, 8, 10, 9, 11, 12; or,
c, 1, 2, 3, 4, 5, 6, 8, 7, 10, 9, 12 and 11; or,
D:2，1，4，3，6，5，7，8，9，10，11，12
wherein, the 1, 2 … … 12, respectively, sequentially indicate the reference numbers from the first optical fiber to the 12 th optical fiber.
5. The polarity management method for a wildcard fiber breakout module according to claim 2, wherein the duplex adapter key locations are oriented in the following directions:
upper, lower; or,
up, down, up, down; or,
upper, lower; or,
up, down, up, down.
6. The polarity management method of the wildcard optical fiber branch module as claimed in claim 1, wherein the duplex ports on the panel of the duplex adapter with the dual-core connectors are double rows of 12 ports, each adjacent 6 ports are respectively connected with a multicore optical cable branch jumper (13) with 12 ports of single-core connectors separated by a fan-out end, and when arranging the key positions of the duplex adapter, half of the key positions are required to be upward and half of the key positions are required to be downward, or half of the key positions are required to be toward the left and half of the key positions are required to be rightward.
7. The polarity management method of a wildcard fiber branch module as claimed in claim 6, wherein the duplex port on the panel of the duplex adapter of the dual-core connector is divided into a front half unit and a rear half unit according to left and right, and the key positions of the duplex adapter inside the panel are arranged by making the front half unit and the rear half unit distributed symmetrically.
8. The polarity management method of a wildcard fiber branch module as claimed in claim 6, wherein the duplex port on the panel of the duplex adapter of the dual-core connector is divided into an upper row of cells and a lower row of cells according to the upper and lower rows, and the key positions of the duplex adapter inside the panel are arranged by the symmetric distribution of the upper row of cells and the lower row of cells.
9. The polarity management method of the wildcard optical fiber branch module according to claim 1, wherein the duplex ports on the panel of the duplex adapter with the dual-core connectors are N rows of 6N ports, each adjacent 6 ports are respectively connected with multi-core optical cable branch jumpers (13) with 12 ports of single-core connectors separated from one fan-out end, when arranging the key positions of the duplex adapter, half of the key positions are required to be upward and half of the key positions are required to be downward, or half of the key positions are required to be toward the left and half of the key positions are required to be rightward, wherein N is larger than 2.
10. The polarity management method of a wildcard fiber branch module as set forth in claim 1, wherein the duplex adapters of the dual-core connectors of two wildcard fiber branch modules are connected by a multi-connector preterminated fiber cable (22); wherein,
the duplex port on the duplex adapter panel of the dual-core connector is M rows of 6M ports, the M rows of 6M ports are divided into M units from top to bottom, the M units of the two universal optical fiber branch modules are sequentially connected in a cross mode by using a plurality of multi-core connector pre-terminated optical cables (22), and M is larger than 1.
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| WO2020214586A1 (en) * | 2019-04-15 | 2020-10-22 | Commscope Technologies Llc | Cable arrangement within a data center |
| CN113341515A (en) * | 2020-12-15 | 2021-09-03 | 南京华信藤仓光通信有限公司 | Special-shaped branch optical cable applied to machine room |
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| CN1682140A (en) * | 2002-09-27 | 2005-10-12 | 康宁光缆***有限责任公司 | Optical polarity modules and systems |
| CN105143941A (en) * | 2012-11-19 | 2015-12-09 | 康宁光电通信有限责任公司 | Polarity scheme for parallel-optics data transmission |
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| CN107167887A (en) | 2017-09-15 |
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