CN112104421B - Coupling parameter determination method and device, storage medium and electronic equipment - Google Patents
Coupling parameter determination method and device, storage medium and electronic equipment Download PDFInfo
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- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
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- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
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- H—ELECTRICITY
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- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
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Abstract
The embodiment of the application provides a method and a device for determining coupling parameters of optical signals, a storage medium and electronic equipment; wherein the method is for: opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M; coupling an input optical signal through the mth channel to an optical fiber; determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel; and determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
Description
Technical Field
The present invention relates to the field of optical communications technologies, and in particular, to a method and an apparatus for determining a coupling parameter of an optical signal, a storage medium, and an electronic device.
Background
At present, an existing 40Gbps four-channel Small Form-factor Pluggable (QSFP +) or CFP2, CFP4 optical module needs to integrate an emitting optical device, and laser emitting light is collected from a plurality of ports to 1 port for output, and directions of laser output from the port are different, and a focus is not on the same plane. Therefore, how to balance optical indexes of light in the coupling process, so as to find the optimal coupling position and ensure the stability and long-term reliability of the four-path light becomes the difficulty of device packaging.
Disclosure of Invention
The embodiment of the invention provides a method and a device for determining coupling parameters of optical signals, a storage medium and electronic equipment.
The technical scheme of the embodiment of the invention is realized as follows:
the embodiment of the invention provides a method for determining coupling parameters of optical signals, which comprises the following steps:
opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M;
coupling an input optical signal through the mth channel to an optical fiber;
determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel;
and determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
In the above scheme, the coupling parameters include:
a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal;
and/or the presence of a gas in the gas,
and a target position parameter indicating a target position where an optical transmission device in the coupling device is located when the target channel couples the input optical signal, wherein the coupling device includes M channels.
In the above scheme, the method further comprises:
recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber;
the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes:
and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
In the foregoing solution, the determining a coupling parameter for coupling an input optical signal according to the coupling loss of the M channels includes:
minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively;
determining the channel which is opened at the minimum coupling loss as the target channel;
and/or the presence of a gas in the gas,
determining a candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
In the above scheme, the method further comprises:
determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel;
if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M;
and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
In the foregoing solution, the determining a coupling parameter for coupling an input optical signal according to the coupling loss of the M channels includes:
selecting a channel corresponding to the minimum coupling loss as the target channel according to the coupling losses of the M channels in the position parameters corresponding to the mth channel and the nth channel respectively;
and/or the presence of a gas in the gas,
and determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position.
In the above aspect, the light transmission device includes: the focusing lens and the optical fiber are positioned at the output end of the focusing lens;
the parameters describing the location of the light transmission device include:
coordinates of the focus lens light center point in a preset coordinate system;
and coordinates of the optical fiber in a preset coordinate system.
The embodiment of the invention also provides a device for determining the coupling parameter of the optical signal, which comprises: the device comprises an input control module, a coupling module, a first processing module and a second processing module; wherein,
the input control module is used for starting the mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M;
a coupling module for coupling an input optical signal passing through the mth channel to an optical fiber;
a first processing module, configured to determine a coupling loss of the mth channel according to an input power of the input optical signal and an output power of an output optical signal output by the mth channel;
and the second processing module is used for determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
In the foregoing solution, the second processing module is configured to determine the coupling parameter, and includes:
a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal;
and/or the presence of a gas in the gas,
and a target position parameter indicating a target position where an optical transmission device in the coupling device is located when the target channel couples the input optical signal, wherein the coupling device includes M channels.
In the foregoing solution, the second processing module is further configured to:
recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber;
the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes:
and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
In the foregoing scheme, the second processing module is specifically configured to:
minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively;
determining the channel which is opened at the minimum coupling loss as the target channel;
and/or the presence of a gas in the gas,
determining a candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
In the foregoing solution, the input control module is specifically configured to:
determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel;
if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M;
and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
In the foregoing scheme, the second processing module is specifically configured to:
selecting a channel corresponding to the minimum coupling loss as the target channel according to the coupling losses of the M channels in the position parameters corresponding to the mth channel and the nth channel respectively;
and/or the presence of a gas in the gas,
and determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position.
In the foregoing scheme, the second processing module is specifically configured to:
the parameters describing the location of the light transmission device include:
coordinates of the focus lens light center point in a preset coordinate system;
and coordinates of the optical fiber in a preset coordinate system.
The embodiment of the invention also provides a device for determining the coupling parameter of the optical signal, which comprises: a processor and a memory for storing a computer program capable of running on the processor;
wherein the processor is configured to execute the method provided by any one of the above embodiments when the computer program is executed.
The embodiment of the invention also provides a computer storage medium, and the computer storage medium stores computer executable instructions.
An embodiment of the present invention further provides an electronic device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor.
In the embodiment of the invention, the coupling loss of each channel coupling optical signal is obtained through the scanning of the channel, and then the coupling parameter for optical signal coupling can be dynamically determined by combining the coupling loss, so that if the relative position of an optical component in the equipment is changed in the moving process of the equipment, the coupling parameter capable of better realizing optical signal coupling can be re-determined in such a way, the problem of optical index change caused by optical path displacement is solved, the optical index change caused by the optical path displacement is greatly reduced, and the stability and the long-term reliability of the optical path are greatly improved.
Drawings
FIG. 1 is a schematic diagram of an apparatus for coupling optical signals provided by the present invention;
FIG. 2 is a flow chart of a method for determining coupling parameters of an optical signal according to the present invention;
FIG. 3 is a schematic diagram illustrating an alternative process of the method for determining coupling parameters of optical signals according to the present invention;
FIG. 4 is a schematic diagram illustrating an alternative process for determining a coupling parameter of an optical signal according to the present invention;
FIG. 5 is a schematic structural diagram of an apparatus for determining coupling parameters of optical signals according to the present invention;
fig. 6 is a schematic structural diagram of another optical signal coupling parameter determining apparatus provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, the described embodiments should not be construed as limiting the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
In the present application, the embodiments and features of the embodiments may be arbitrarily combined with each other without conflict. The steps illustrated in the flow charts of the figures may be performed in a computer system such as a set of computer-executable instructions. Also, while a logical order is shown in the flow diagrams, in some cases, the steps shown or described may be performed in an order different than here.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing embodiments of the invention only and is not intended to be limiting of the invention.
As shown in fig. 2, an embodiment of the present invention provides a method for determining a coupling parameter of an optical signal, including:
step 201: opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M;
in step 201, M channels are all Laser Diode (LD) channels in the optical transmission device, and the number of LD channels may be M; the mth channel is any one LD channel in the optical transmission device; here, the mth channel of the M channels is turned on, and any one of the 1 st to mth LD channels is turned on. In particular, M of the M channels may be any positive integer value, such as 2, 3, 4, or 5.
Step 202: coupling an input optical signal through the mth channel to an optical fiber;
specifically, in the above embodiment, the coupling of the input optical signal passing through the mth channel to the optical fiber may be: coupling an input optical signal through a 1 st channel of a four-channel optical transmission device to an optical fiber; and adjusting the optical assembly until the output power of the output optical signal reaches the maximum value, namely the coupling is finished.
Step 203: determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel;
in step 203, obtaining the input power of the input optical signal and the output power of the output optical signal output by the mth channel; according to the obtained input power of the input optical signal and the output power of the output optical signal output by the mth channel; the coupling loss of the mth channel is determined.
Specifically, the coupling loss of the mth channel may include, but is not limited to: the difference between the total input power of the input optical signal and the total output power of the output optical signal output by the mth channel.
Step 204: and determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
Wherein the coupling parameters include: a target channel parameter and/or a target location parameter. The target channel parameter indicates a target channel selected from the M channels for coupling the input optical signal. The target position parameter indicates a target position where an optical transmission device in the coupling device is located when the target channel couples the input optical signal, wherein the coupling device includes M channels.
In step 204, before determining a coupling parameter for coupling the input optical signal according to the coupling losses of the M channels, the method further includes:
recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber;
specifically, in the above embodiment, when the recording couples the input optical signal passing through the mth channel to the optical fiber, the candidate positions of the optical transmission device in the coupling device including the M channels may be: when the input optical signal passing through the mth channel is coupled to the optical fiber, adjusting the position of the optical transmission device until the output power of the output optical signal reaches the maximum value; recording position information of optical transmission devices in coupling equipment of M channels when output power of the input optical signals coupled to the output optical signals reaches a maximum value in the mth channel; and taking the recorded position information as a candidate position.
Further, the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes: and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions. Furthermore, the method further comprises: determining the minimum coupling loss in the maximum coupling losses according to the maximum coupling losses of the M channels when the M channels respectively correspond to different candidate position information of the optical transmission device; determining the channel which is opened at the minimum coupling loss as the target channel; and/or determining the candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
Specifically, according to the recorded candidate positions of the optical transmission devices in the coupling equipment with the M channels, the M channels sequentially pass through the candidate positions, and the coupling loss of the M channels when the M channels pass through each candidate position is recorded; determining the maximum coupling loss of the M channels when the M channels are at different candidate position information of the optical transmission device; maximum coupling loss according to different candidate position information of the M channels in the optical transmission device; determining a minimum coupling loss of a plurality of maximum coupling losses; determining a corresponding opened channel at the minimum coupling loss as the target channel; and/or determining the candidate position of the corresponding optical transmission device at the minimum coupling loss as the target position.
Further, the light transmission device is composed of a focusing lens and an optical fiber positioned at the output end of the focusing lens; the optical transmission device is specifically configured to dynamically adjust a position parameter of the optical transmission device such that optical signals passing through a coupling channel are better coupled.
Therefore, when the relative position of the optical component in the equipment is changed in the moving process of the equipment, the coupling parameter capable of well realizing optical signal coupling can be determined again by adjusting the position parameter of the optical transmission device, the change of the optical index caused by the displacement of the optical path is greatly reduced, and the stability and the long-term reliability of the optical path are greatly improved.
Further, the method further comprises:
determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel; if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M; and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
Specifically, under a candidate position of the optical transmission device corresponding to the mth channel, at least one opening of the M channels is determined, so that the M channels all pass through the candidate position; determining the nth channel corresponding to the maximum coupling loss when the M channels pass through the candidate position after determining that at least one opening of the M channels is finished; taking the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device; and the nth channel is taken as the next open channel.
Further, according to the coupling losses of the M channels at the position parameters corresponding to the mth channel and the nth channel, selecting the channel corresponding to the minimum coupling loss as the target channel; and/or determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position. Specifically, recording the coupling loss of each channel when the M channels pass through the position parameters corresponding to the mth channel and the nth channel, and determining the maximum coupling loss in the recorded mth channel and nth channel; comparing the maximum coupling loss in the mth channel and the nth channel, and comparing the minimum coupling loss in the maximum coupling loss; determining a channel corresponding to the minimum coupling loss as the target channel; and/or determining the target position according to the candidate position of the optical transmission device corresponding to the minimum coupling loss.
Further, the above-mentioned light transmission device includes: the focusing lens and the optical fiber are positioned at the output end of the focusing lens; the parameters of the position of the optical transmission device include: coordinates of the focus lens light center point in a preset coordinate system; and coordinates of the optical fiber in a preset coordinate system.
Further, the preset coordinate system is a three-dimensional coordinate system, and the three-dimensional coordinate system is established by taking the central point of the first channel as a coordinate origin.
In another embodiment, the preset coordinate system may also be a world coordinate system. In short, the coordinate system for measuring the position of the focusing lens and the position of the optical fiber is the same coordinate system.
In an embodiment, the preset coordinate system where the optical focusing lens is located may be a coordinate system where a z-axis is perpendicular to a moving screen of the focusing lens, and the focusing lens is located at a position with a value of 0 on the z-axis by default. That is, the optical axis of the focus lens is located in the XY plane of the three-dimensional coordinate system, and in this case, the position of the focus lens can be represented by only the coordinates of the focus lens optical center point in the XY plane. The XY plane here is: and the plane of the X axis and the Y axis in the three-dimensional coordinate system. The X-axis and the Y-axis are perpendicular to each other.
Fig. 3 is a schematic diagram of an optional process of the method for determining a coupling parameter of an optical signal according to an embodiment of the present invention, and as shown in fig. 3, an optional process of the method for determining a coupling parameter of an optical signal according to an embodiment of the present invention includes the following steps:
step 3011: opening a 1 st channel in the M channels; wherein M may be 4;
step 3012: coupling an input optical signal passing through a 1 st channel to an optical fiber, and recording the coupling position of the 1 st channel;
in the embodiment of the invention, the output power of the input optical signal passing through the 1 st channel is coupled to the maximum value by adjusting the position parameters of the M-channel optical transmission device; the position parameter of the light transmission device at this time is recorded as the coupling position of the 1 st channel.
Step 3013: determining the coupling loss of the 1 st channel according to the input power of the input optical signal and the output power of the output optical signal output by the 1 st channel;
step 3014: sequentially opening other channels in the M channels; and determining the coupling loss of other M-1 channels;
in the embodiment of the invention, the 2 nd channel, the 3 rd channel and the Mth channel are opened in sequence, and the coupling loss of the input optical signal passing through the coupling position of the 1 st channel from other M-1 channels is recorded.
Step 3015: determining the maximum coupling loss in the coupling losses when the M channels pass through the coupling position of the 1 st channel;
step 3021: opening a 2 nd channel in the M channels;
step 3022: coupling an input optical signal passing through a 2 nd channel to an optical fiber, and recording the coupling position of the 2 nd channel;
in the embodiment of the invention, the output power of the input optical signal passing through the 2 nd channel is coupled to the maximum value by adjusting the position parameters of the M-channel optical transmission device; the position parameter of the light transmission device at this time is recorded as the coupling position of the 2 nd channel.
Step 3023: determining the coupling loss of the 2 nd channel according to the input power of the input optical signal and the output power of the output optical signal output by the 2 nd channel;
step 3024: sequentially opening other channels in the M channels; and determining the coupling loss of other M-1 channels;
in the embodiment of the invention, the 1 st channel, the 3 rd channel and the Mth channel are opened in sequence, and the coupling loss of the input optical signal passing through the coupling position of the 2 nd channel from other M-1 channels is recorded.
Step 3025: determining the maximum coupling loss in the coupling losses when the M channels pass through the coupling positions of the 2 nd channel;
step 3031: opening a 3 rd channel in the M channels;
step 3032: coupling an input optical signal passing through a 3 rd channel to an optical fiber, and recording the coupling position of the 3 rd channel;
in the embodiment of the present invention, the output power of the input optical signal passing through the 3 rd channel is coupled to the maximum value by adjusting the position parameter of the M-channel optical transmission device; the position parameter of the light transmission device at this time is recorded as the coupling position of the 3 rd channel.
Step 3033: determining the coupling loss of the 3 rd channel according to the input power of the input optical signal and the output power of the output optical signal output by the 3 rd channel;
step 3034: sequentially opening other channels in the M channels; determining the coupling loss of other three channels;
in the embodiment of the invention, the 1 st channel, the 2 nd channel to the Mth channel are opened in sequence, and the coupling loss of the input optical signal passing through the 3 rd channel from other three channels is recorded.
Step 3035: determining the maximum coupling loss in the coupling losses when the M channels pass through the coupling positions of the 3 rd channel;
step 3041: opening an Mth channel in the M channels;
step 3042: coupling the input optical signal passing through the Mth channel to an optical fiber, and recording the coupling position of the Mth channel;
in the embodiment of the invention, the output power of the input optical signal passing through the Mth channel is coupled to the maximum value by adjusting the position parameter of the M-channel optical transmission device; the position parameter of the light transmission device at this time is recorded as the coupling position of the mth channel.
Step 3043: determining the coupling loss of the Mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the Mth channel;
step 3044: sequentially opening other channels in the M channels; and determining the coupling loss of other M-1 channels;
in the embodiment of the invention, the 1 st channel, the 2 nd channel and the Mth channel are opened in sequence, and the coupling loss of the input optical signal passing through the coupling position of the Mth channel from other three channels is recorded.
Step 3045: determining the maximum coupling loss in the coupling losses when the M channels pass through the coupling positions of the Mth channel;
step 3050: comparing the minimum coupling loss in the maximum coupling losses in the M channels, and determining the coupling position of the channel corresponding to the minimum coupling loss as the optimal coupling position;
in the embodiment of the present invention, taking M as 4 as an example, the input power of the input optical signal may be 1mW, and the recorded test result may be shown in the form of the following table, as shown in table one:
table one
In the embodiment of the present invention, as can be seen from table one, the maximum coupling loss in the 1 st channel is 0.41 dbmW; the maximum coupling loss in the 2 nd channel is 0.38 dbmW; the maximum coupling loss in the 3 rd channel is 0.46 dbmW; the maximum coupling loss in the 4 th channel is 0.4 dbmW; and determining the 2 nd channel as the optimal coupling channel and the coupling position of the 2 nd channel as the optimal coupling position, wherein the minimum coupling loss of the maximum coupling losses in the four channels is 0.38dbmW and the minimum coupling loss is the 2 nd channel. The coordinates of the optical fiber are (X2, Y2, Z2), and the coordinates of the focusing lens are (Lensx2, Lensy 2).
Fig. 4 is a schematic diagram of another optional process of the method for determining a coupling parameter of an optical signal provided in the embodiment of the present invention, and as shown in fig. 4, another optional process of the method for determining a coupling parameter of an optical signal provided in the embodiment of the present invention includes the following steps:
step 401: opening a 1 st channel in the M channels; wherein M may be 4;
step 402: coupling the input optical signal passing through the 1 st channel to an optical fiber, and recording the coupling position of the 1 st channel;
in the embodiment of the invention, the output power of the input optical signal passing through the 1 st channel is coupled to the maximum value by adjusting the position parameters of the M-channel optical transmission device; the position parameter of the light transmission device at this time is recorded as the coupling position of the 1 st channel.
Step 403: determining the coupling loss of the 1 st channel according to the input power of the input optical signal and the output power of the output optical signal output by the 1 st channel;
step 404: sequentially opening other channels in the M channels, and determining the coupling loss of other M-1 channels;
in the embodiment of the invention, the 2 nd channel, the 3 rd channel and the Mth channel are opened in sequence, and the coupling loss of the input optical signal passing through the coupling position of the 1 st channel from other M-1 channels is recorded.
Step 405: determining the maximum coupling loss in the coupling losses when the M channels pass through the coupling position of the 1 st channel;
step 406: opening a channel corresponding to the maximum coupling loss;
step 407: coupling the input optical signal passing through the channel corresponding to the maximum coupling loss to the optical fiber, and recording the coupling position of the channel corresponding to the maximum coupling loss;
step 408: determining the coupling loss of the channel corresponding to the maximum coupling loss according to the input power of the input optical signal and the output power of the output optical signal output by the channel corresponding to the current maximum coupling loss;
step 409: sequentially opening other channels in the M channels; and determining the coupling loss of other M-1 channels;
in the embodiment of the invention, other M-1 channels except the channel corresponding to the maximum coupling loss are sequentially opened, and the coupling loss of the input optical signal passing through the coupling position of the channel corresponding to the maximum coupling loss from other M-1 channels is recorded.
Step 410: comparing the minimum coupling loss in the maximum coupling losses in the two channels, and determining the coupling position of the channel corresponding to the minimum coupling loss as the optimal coupling position;
in the embodiment of the present invention, taking M as 4 as an example, the input power of the input optical signal is 1mW, and the recorded test results can be shown in the following table form as shown in table two:
table two
In the present example, as can be derived from table two, the maximum coupling loss in channel 1 is 0.41 dbmW; the maximum coupling loss is the coupling loss when the input optical signal passes through the coupling position of the 1 st channel from the 2 nd channel; thus, channel 2 is open; the maximum coupling loss in the 2 nd channel is 0.38 dbmW; and determining the 2 nd channel as the optimal coupling channel and the coupling position of the 2 nd channel as the optimal coupling position, wherein the minimum coupling loss of the maximum coupling losses in the two channels is 0.38dbmW and the minimum coupling loss is the 2 nd channel. The coordinates of the optical fiber are (X2, Y2, Z2), and the coordinates of the focusing lens are (Lensx2, Lensy 2).
As shown in fig. 5, a schematic structural diagram of an optical signal coupling parameter determining apparatus according to an embodiment of the present invention is provided, where the optical signal coupling parameter determining apparatus includes: an input control module 501, a coupling module 502, a first processing module 503 and a second processing module 504. Wherein,
the input control module 501 is configured to open an mth channel of the M channels, where M and M are positive integers; m is a positive integer less than or equal to M;
the coupling module 502 is configured to couple an input optical signal passing through the mth channel to an optical fiber;
the first processing module 503 is configured to determine a coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel;
the second processing module 504 is configured to determine a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels.
Specifically, the second processing module 504 is specifically configured to determine the coupling parameter, and includes: a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal; and/or a target position parameter indicating a target position of an optical transmission device in the coupling device when the target channel couples the input optical signal, wherein the coupling device includes M channels.
Specifically, the second processing module 504 is further configured to: recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber; the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes: and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
Specifically, the second processing module 504 is specifically configured to: minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively; determining the channel which is opened at the minimum coupling loss as the target channel; and/or determining the candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
Specifically, the input control module 501 is specifically configured to: determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel; if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M; and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
Specifically, the second processing module 504 is specifically configured to: selecting a channel corresponding to the minimum coupling loss as the target channel according to the coupling losses of the M channels in the position parameters corresponding to the mth channel and the nth channel respectively; and/or determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position.
Specifically, the second processing module 504 is specifically configured to: the parameters describing the location of the light transmission device include: coordinates of the focus lens light center point in a preset coordinate system; and coordinates of the optical fiber in a preset coordinate system.
Fig. 6 is a schematic diagram of another optical signal coupling parameter determining apparatus according to an embodiment of the present invention, where the optical signal coupling parameter determining apparatus can be applied to an electronic device; as shown in fig. 6, the apparatus 60 comprises a processor 601 and a memory 602 for storing computer programs capable of running on the processor;
wherein, the processor 601 is configured to execute, when running the computer program, the following steps: opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M; coupling an input optical signal through the mth channel to an optical fiber; determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel; and determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: determining the coupling parameter includes: a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal; and/or a target position parameter indicating a target position of an optical transmission device in the coupling device when the target channel couples the input optical signal, wherein the coupling device includes M channels.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber; the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes: and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively; determining the channel which is opened at the minimum coupling loss as the target channel; and/or determining the candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel; if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M; and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: selecting a channel corresponding to the minimum coupling loss as the target channel according to the coupling losses of the M channels in the position parameters corresponding to the mth channel and the nth channel respectively; and/or determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position.
In an embodiment, the processor 601 is further configured to execute, when running the computer program, the following: the parameters describing the location of the light transmission device include: coordinates of the focus lens light center point in a preset coordinate system; and coordinates of the optical fiber in a preset coordinate system.
It should be noted that: the embodiments of the apparatus for determining coupling parameters of optical signals and the method for determining coupling parameters of optical signals provided in the foregoing embodiments belong to the same concept, and specific implementation processes thereof are described in the method embodiments and are not described herein again.
In practical applications, the apparatus 60 may further include: at least one network interface 603. The various components of the optical signal coupling parameter determination apparatus 60 are coupled together by a bus system 604. It is understood that the bus system 604 is used to enable communications among the components. The bus system 604 includes a power bus, a control bus, and a status signal bus in addition to a data bus. For clarity of illustration, however, the various buses are labeled as bus system 604 in fig. 6. The number of the processors 604 may be at least one. The network interface 603 is used for communication between the coupling parameter determination apparatus 60 of the optical signal and other devices in a wired or wireless manner.
The memory 602 in the embodiment of the present invention is used for storing various types of data to support the operation of the coupling parameter determination device 60 for the optical signal.
The method disclosed by the above-mentioned embodiment of the present invention can be applied to the processor 601, or implemented by the processor 601. The processor 601 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 601. The Processor 601 may be a general purpose Processor, a Digital Signal Processor (DSP), or other programmable logic device, discrete gate or transistor logic device, discrete hardware components, or the like. Processor 601 may implement or perform the methods, steps, and logic blocks disclosed in embodiments of the present invention. A general purpose processor may be a microprocessor or any conventional processor or the like. The steps of the method disclosed by the embodiment of the invention can be directly implemented by a hardware decoding processor, or can be implemented by combining hardware and software modules in the decoding processor. The software modules may be located in a storage medium located in the memory 602, and the processor 601 reads the information in the memory 602 and performs the steps of the aforementioned methods in conjunction with its hardware.
In an exemplary embodiment, the optical signal coupling parameter determining apparatus 60 may be implemented by one or more Application Specific Integrated Circuits (ASICs), DSPs, Programmable Logic Devices (PLDs), Complex Programmable Logic Devices (CPLDs), Field Programmable Gate Arrays (FPGAs), general purpose processors (gpus), controllers, Micro Controllers (MCUs), microprocessors (microprocessors), or other electronic components for performing the foregoing methods.
An embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, performs: opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M; coupling an input optical signal through the mth channel to an optical fiber; determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel; and determining the coupling parameters for coupling the input optical signals according to the coupling losses of the M channels.
In one embodiment, the computer program, when executed by the processor, performs: determining the coupling parameter includes: a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal; and/or a target position parameter indicating a target position of an optical transmission device in the coupling device when the target channel couples the input optical signal, wherein the coupling device includes M channels.
In one embodiment, the computer program, when executed by the processor, performs: recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber; the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes: and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
In one embodiment, the computer program, when executed by the processor, performs: minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively; determining the channel which is opened at the minimum coupling loss as the target channel; and/or determining the candidate position of the optical transmitter at the time of the minimum coupling loss as the target position.
In one embodiment, the computer program, when executed by the processor, performs: determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel; if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M; and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
In one embodiment, the computer program, when executed by the processor, performs: selecting a channel corresponding to the minimum coupling loss as the target channel according to the coupling losses of the M channels in the position parameters corresponding to the mth channel and the nth channel respectively; and/or determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as the target position.
In one embodiment, the computer program, when executed by the processor, performs: the parameters describing the location of the light transmission device include: coordinates of the focus lens light center point in a preset coordinate system; and coordinates of the optical fiber in a preset coordinate system.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Those of ordinary skill in the art will understand that: all or part of the steps for implementing the method embodiments may be implemented by hardware related to program instructions, and the program may be stored in a computer readable storage medium, and when executed, the program performs the steps including the method embodiments; and the aforementioned storage medium includes: a mobile storage device, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention may be essentially implemented or a part contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for enabling an electronic device (which may be a personal computer, a server, or a network device) to execute all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic or optical disk, or various other media that can store program code.
The above description is only an example of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and scope of the present invention are included in the protection scope of the present invention.
Claims (15)
1. A method for determining a coupling parameter of an optical signal, comprising:
opening an mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M;
coupling an input optical signal through the mth channel to an optical fiber;
determining the coupling loss of the mth channel according to the input power of the input optical signal and the output power of the output optical signal output by the mth channel;
determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels;
the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes:
determining the maximum coupling loss in the mth channel and the nth channel according to the coupling loss of each channel when the M channels pass through the position parameters corresponding to the mth channel and the nth channel;
comparing the maximum coupling loss in the mth channel and the nth channel to determine the minimum coupling loss in the maximum coupling loss;
determining a channel corresponding to the minimum coupling loss as a target channel; and/or determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as a target position;
wherein the nth channel is a channel with the largest coupling loss when each channel of the M channels passes through the mth channel.
2. The method of claim 1, wherein the coupling parameters comprise:
a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal;
and/or the presence of a gas in the gas,
and a target position parameter indicating a target position where an optical transmission device in the coupling device is located when the target channel couples the input optical signal, wherein the coupling device includes M channels.
3. The method of claim 2, further comprising:
recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber;
the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes:
and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
4. The method according to claim 2 or 3, wherein determining the coupling parameters for coupling the input optical signal according to the coupling losses of the M channels comprises:
minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively;
determining the channel which is opened at the minimum coupling loss as the target channel;
and/or the presence of a gas in the gas,
determining the candidate position of the optical transmission device at the time of the minimum coupling loss as the target position.
5. A method according to claim 2 or 3, characterized in that the method further comprises:
determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel;
if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M;
and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
6. The method of claim 2, wherein the light transmission device comprises: the focusing lens and the optical fiber are positioned at the output end of the focusing lens;
the parameters describing the location of the light transmission device include:
coordinates of the focus lens light center point in a preset coordinate system;
and coordinates of the optical fiber in a preset coordinate system.
7. An apparatus for determining a coupling parameter of an optical signal, the apparatus comprising: the device comprises an input control module, a coupling module, a first processing module and a second processing module; wherein,
the input control module is used for starting the mth channel in the M channels, wherein M and M are positive integers; m is a positive integer less than or equal to M;
a coupling module for coupling an input optical signal passing through the mth channel to an optical fiber;
a first processing module, configured to determine a coupling loss of the mth channel according to an input power of the input optical signal and an output power of an output optical signal output by the mth channel;
the second processing module is used for determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels;
the second processing module is specifically configured to: determining the maximum coupling loss in the mth channel and the nth channel according to the coupling loss of each channel when the M channels pass through the position parameters corresponding to the mth channel and the nth channel;
comparing the maximum coupling loss in the mth channel and the nth channel to determine the minimum coupling loss in the maximum coupling loss;
determining a channel corresponding to the minimum coupling loss as a target channel;
and/or the presence of a gas in the gas,
determining the candidate position of the optical transmission device corresponding to the minimum coupling loss as a target position;
wherein the nth channel is a channel with the largest coupling loss when each channel of the M channels passes through the mth channel.
8. The apparatus of claim 7, wherein the second processing module, configured to determine the coupling parameter, comprises:
a target channel parameter indicating a target channel selected from the M channels for coupling the input optical signal;
and/or the presence of a gas in the gas,
and a target position parameter indicating a target position where an optical transmission device in the coupling device is located when the target channel couples the input optical signal, wherein the coupling device includes M channels.
9. The apparatus of claim 8, wherein the second processing module is further configured to:
recording candidate positions of optical transmission devices in coupling equipment comprising M channels when an input optical signal passing through the mth channel is coupled to an optical fiber;
the determining a coupling parameter for coupling the input optical signal according to the coupling loss of the M channels includes:
and determining a target position when the target channel is adopted for optical signal coupling according to the coupling loss of the M channels and the recorded candidate positions.
10. The apparatus according to claim 8 or 9, wherein the second processing module is specifically configured to:
minimum coupling loss according to different candidate position information of the optical transmission device for the M channels respectively;
determining the channel which is opened at the minimum coupling loss as the target channel;
and/or the presence of a gas in the gas,
determining the candidate position of the optical transmission device at the time of the minimum coupling loss as the target position.
11. The apparatus according to claim 8 or 9, wherein the input control module is specifically configured to:
determining whether at least one opening of the M channels is completed under a candidate position of the optical transmission device corresponding to the mth channel;
if at least one opening of the M channels is finished, determining the nth channel with the maximum coupling loss in the M channels; wherein n is a positive integer less than or equal to M;
and determining the next channel which is opened as the nth channel, and determining the candidate position corresponding to the nth channel as the next candidate position of the optical transmission device.
12. The apparatus of claim 8, wherein the second processing module is specifically configured to:
the parameters describing the location of the light transmission device include:
coordinates of the focus lens light center point in a preset coordinate system;
and coordinates of the optical fiber in a preset coordinate system.
13. An apparatus for determining a coupling parameter of an optical signal, the apparatus comprising: a processor and a memory for storing a computer program capable of running on the processor;
wherein the processor is adapted to perform the steps of the method of any one of claims 1 to 6 when running the computer program.
14. A computer storage medium having stored thereon computer-executable instructions; the computer-executable instructions, when executed by a processor, are capable of performing the steps of the method of any one of claims 1 to 6.
15. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the steps of the method of any of claims 1 to 6 are performed when the program is executed by the processor.
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