CN112968996A - Intelligent call quality assessment system - Google Patents
Intelligent call quality assessment system Download PDFInfo
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- CN112968996A CN112968996A CN202110537210.4A CN202110537210A CN112968996A CN 112968996 A CN112968996 A CN 112968996A CN 202110537210 A CN202110537210 A CN 202110537210A CN 112968996 A CN112968996 A CN 112968996A
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- 238000001303 quality assessment method Methods 0.000 title claims description 3
- 238000004891 communication Methods 0.000 claims abstract description 99
- 238000013441 quality evaluation Methods 0.000 claims abstract description 84
- 238000012360 testing method Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 22
- 238000011156 evaluation Methods 0.000 claims description 14
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/2236—Quality of speech transmission monitoring
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
- G10L25/60—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination for measuring the quality of voice signals
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- Audiology, Speech & Language Pathology (AREA)
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Abstract
The invention discloses an intelligent call quality evaluation system. The system comprises a ship platform communication device, a shore platform communication device and a quality evaluation terminal; the method comprises the steps that a quality evaluation terminal is arranged, voice data sent by the ship-borne communication equipment are processed and recognized based on a voice recognition model, so that the types of the voice data sent by the ship-borne communication equipment are distinguished, if the voice data are judged to be normal call voice data, a control instruction is returned to the shore-borne communication equipment, so that normal manual call service is carried out, if the voice data are judged to be signal test voice data, call quality evaluation is automatically carried out, a call quality evaluation result in the form of voice data is generated, and the call quality evaluation result in the form of voice data is sent to the ship-borne communication equipment; the whole call quality evaluation process does not need manual intervention, so that the workload of the shore station watchmen is reduced; is convenient for construction and transformation.
Description
Technical Field
The invention relates to the technical field of navigation equipment, in particular to an intelligent call quality evaluation system.
Background
The coastal radio station is important equipment for providing communication between ships and shore, can provide safety on duty and communication, marine time reporting, marine weather forecasting, coastal navigation warning and the like in case of danger besides conventional communication, and plays an important role in ship navigation order and navigation safety. The coast radio station needs to be tested periodically during use, a generally selected test calling object is a shore station close to a ship, and a shore station attendant can be inquired during the test, how a signal of the coast radio station can be, whether the coast radio station can hear a speech of the coast radio station, and the like. Because boats and ships are the cheapest transport means for the ship transportation trade keeps rapid development, and boats and ships are kept a lot of and are increased, and the work load of coast radio station cooperation test has also increased by a wide margin, has increased the work burden of bank station keeper personnel.
Disclosure of Invention
The invention aims to provide an intelligent call quality evaluation system aiming at the defects in the prior art.
In order to achieve the above object, the present invention provides an intelligent evaluation system for call quality, comprising:
the system comprises a slipway communication device, a slipway communication device and a shore station communication device, wherein the slipway communication device is used for sending first voice data to the shore station communication device, and the first voice data comprises normal call voice data and signal test voice data;
the system comprises a shore station communication device, a quality evaluation terminal and a ship station communication device, wherein the shore station communication device is used for receiving first voice data sent by the ship station communication device, decoding the received first voice data and sending the decoded first voice data to the quality evaluation terminal;
the quality evaluation terminal is connected with the shore station communication equipment to receive the first voice data decoded by the shore station communication equipment, processes the received first voice data and performs voice recognition on the processed first voice data so as to judge whether the current first voice data is normal call voice data or signal test voice data;
if the quality evaluation terminal judges that the current first voice data is normal call voice data, outputting a control instruction to the shore station communication equipment so as to enable the shore station communication equipment to carry out normal call;
if the quality evaluation terminal judges that the signal test voice data is received, the call quality is evaluated based on the received decoded first voice data, and a call quality evaluation result in the form of voice data is generated.
Further, the land communication apparatus includes:
the first communication module is used for receiving first voice data sent by the shipway communication equipment and sending second voice data to the shipway communication equipment, wherein the second voice data comprise collected normal call data of an attendant and call quality evaluation results in the form of the voice data;
the first processing module is used for decoding the received first voice data;
the second communication module is used for sending the first voice data decoded and processed by the first processing module to the quality evaluation terminal and receiving a control instruction sent by the quality evaluation terminal and a call quality evaluation result in the form of voice data;
and the control module is used for being respectively connected with the voice playing unit and the voice collecting unit so as to control normal conversation according to the control instruction.
Further, the system also comprises a mode selection module used for selecting whether the quality evaluation terminal is put into operation or not.
Further, the quality evaluation terminal includes:
the third communication module is used for receiving the decoded first voice data sent by the shore station communication equipment and sending the control instruction and the call quality evaluation result in the form of the voice data to the shore station communication equipment;
the second processing module is used for processing the first voice data received by the third communication module and generating the control instruction when the quality evaluation terminal judges that the current first voice data is normal conversation voice data;
the encapsulated voice recognition module is used for carrying out voice recognition on the first voice data processed by the second processing module so as to judge whether the current first voice data is normal call voice data or signal test voice data;
the call quality evaluation module is used for evaluating the call quality based on the received decoded first voice data and generating an evaluation result when the quality evaluation terminal judges that the current first voice data is signal test voice data;
and the voice evaluation result generation module is used for generating a call quality evaluation result in a voice data form based on the evaluation result.
Has the advantages that: the method comprises the steps that a quality evaluation terminal is arranged, voice data sent by the ship-borne communication equipment are processed and recognized based on a voice recognition model, so that the types of the voice data sent by the ship-borne communication equipment are distinguished, if the voice data are judged to be normal call voice data, a control instruction is returned to the shore-borne communication equipment, so that normal manual call service is carried out, if the voice data are judged to be signal test voice data, call quality evaluation is automatically carried out, a call quality evaluation result in the form of voice data is generated, and the call quality evaluation result in the form of voice data is sent to the ship-borne communication equipment; the whole call quality evaluation process does not need manual intervention, so that the workload of the shore station watchman is reduced, and signal test voice data does not need to be played by shore station communication equipment, so that the shore station watchman can pertinently carry out conventional communication and monitoring of safety watchman in distress at sea and communication; the system construction transformation only needs to be carried out on one side of the shore, and the construction transformation is convenient.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent call quality evaluation system according to an embodiment of the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, an embodiment of the present invention provides an intelligent call quality evaluation system, which includes a ship-borne communication device 1, a shore-borne communication device 2, and a quality evaluation terminal 3.
Wherein, the ship-base communication device 1 has the same function as the prior art, and can be used for transmitting the first voice data to the shore-base communication device 2 and receiving the voice data transmitted by the shore-base communication device 3. The first voice data sent by the ship platform communication equipment 1 to the shore platform communication equipment 2 comprises normal call voice data and signal test voice data.
The shore station communication equipment 2 is used for receiving the first voice data sent by the ship station communication equipment 1, decoding the received first voice data, and sending the decoded first voice data to the quality evaluation terminal 3.
The quality evaluation terminal 3 can be arranged on one side of the shore station communication equipment 2 and connected with the shore station communication equipment 2, the quality evaluation terminal 3 is used for receiving the first voice data decoded by the shore station communication equipment 2, the quality evaluation terminal 3 also processes the received first voice data, and the quality evaluation terminal 3 performs voice recognition on the processed first voice data to judge whether the current first voice data is normal call voice data or signal test voice data. And if the quality evaluation terminal 3 judges that the current first voice data is normal call voice data, outputting a control instruction to the shore communication equipment 2 so as to enable the shore communication equipment 2 to carry out normal call. The normal call is performed to complete the existing call service, for example, the shore communication device 2 controls the voice playing unit to play the decoded first voice data, and can send the normal call data of the attendant acquired by the voice acquisition unit to the slipway communication device 1 and the like.
If the quality evaluation terminal 3 determines the current voice data as the signal test voice data, it evaluates the call quality based on the received decoded first voice data and generates a call quality evaluation result in the form of voice data. It should be noted that, it is the prior art to perform call quality evaluation through a segment of voice data, and the principle of the call quality evaluation is not described herein again, and the call quality evaluation result can be classified into three grades, i.e., good, general and poor. The quality evaluation terminal 3 transmits the call quality evaluation result in the form of voice data to the shore station communication device 2, and the shore station communication device 2 transmits the call quality evaluation result in the form of voice data to the ship station communication device 1. And then the communication quality evaluation result in the form of voice data can be automatically replied without the participation of a shore station attendant.
The shore station communication device 2 of the embodiment of the present invention includes a first communication module 21, a first processing module 22, a second communication module 23, and a control module 24.
The first communication module 21 is configured to receive first voice data sent by the slipway communication device 1 and send second voice data to the slipway communication device 1, where the second voice data includes collected normal call data of the attendant and a call quality evaluation result in the form of the voice data. The first processing module 22 is configured to perform decoding processing on the received first voice data. The second communication module 23 is configured to send the first voice data decoded by the first processing module 22 to the quality evaluation terminal 3, and receive a control instruction sent by the quality evaluation terminal 3 and a call quality evaluation result in the form of voice data. The control module 24 is configured to be connected to the voice playing unit 26 and the voice collecting unit 27 respectively, so as to control normal conversation according to the control instruction. The voice playing unit 26 includes a speaker, a signal amplifying circuit, and the like, and the voice collecting unit 27 includes a microphone, and the like.
It is also preferable to include a mode selection module 25, and the mode selection module 25 is used to select whether the quality evaluation terminal 3 is put into operation. When the quality evaluation terminal 3 is selected not to be put into operation, the function of the land base communication equipment 2 is the same as that of the prior art, and when the land base communication equipment 2 is put into operation, the quality evaluation terminal 3 is started to be put into operation, and the call quality evaluation is automatically carried out on the received first voice data and the call quality evaluation result in the form of voice data is output.
The quality evaluation terminal 3 of the embodiment of the present invention includes a third communication module 31, a second processing module 32, a packaged voice recognition module 33, a call quality evaluation module 34, and a voice evaluation result generation module 35.
The third communication module 31 and the second communication module 23 have the same system, and preferably adopt a network interface module, and the third communication module 31 is configured to receive the decoded first voice data sent by the shore station communication device 2, and send the call quality evaluation result in the form of the control instruction and the voice data to the shore station communication device 2. The second processing module 32 is configured to process the first voice data received by the third communication module 31, and in addition, the second processing module 32 may also be configured to control the third communication module 31 to work, such as controlling to send out a control instruction and a call quality evaluation result in the form of voice data. The encapsulated voice recognition module 33 is configured to perform voice recognition on the first voice data processed by the second processing module 32, so as to determine whether the current first voice data is normal call voice data or signal test voice data. Specifically, the packaged voice recognition module 33 includes a speaker with low power, a microphone, and a voice recognition module connected to the microphone, where the speaker and the microphone are packaged in a casing made of a sound insulation material, so as to avoid external sounds from affecting the recognition result, the second processing module 32 controls the speaker to play the first voice data, and further converts the voice data in the form of an electrical signal into a sound wave signal, the microphone collects the sound wave signal and then sends the sound wave signal to the voice recognition module, the voice recognition module recognizes based on feature extraction and an acoustic model, and can recognize whether there is a related keyword through recognition, and the keyword such as "signal", "how to signal", "signal test", and the like can be set as needed. If the keywords are contained, judging that the first voice data are signal testing voice data; if the first voice data does not contain the set keywords, the first voice data is judged to be normal call voice data. After the determination is completed, the packaged voice recognition module 33 returns the determination result to the second processing module 32. If the quality evaluation terminal 3 determines that the current first voice data is normal call voice data, the second processing module 32 generates a control instruction, and the control instruction is sent to the shore connection communication device 2 through the third communication module 31. If the quality evaluation terminal 3 determines that the current first voice data is the signal test voice data, the second processing module 32 sends the received decoded first voice data to the call quality evaluation module 34, and the call quality evaluation module 34 evaluates the call quality based on the received decoded first voice data and generates an evaluation result. The voice evaluation result generation module 35 is configured to generate a call quality evaluation result in the form of voice data based on the evaluation result.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the invention.
Claims (4)
1. An intelligent call quality assessment system, comprising:
the system comprises a slipway communication device, a slipway communication device and a shore station communication device, wherein the slipway communication device is used for sending first voice data to the shore station communication device, and the first voice data comprises normal call voice data and signal test voice data;
the system comprises a shore station communication device, a quality evaluation terminal and a ship station communication device, wherein the shore station communication device is used for receiving first voice data sent by the ship station communication device, decoding the received first voice data and sending the decoded first voice data to the quality evaluation terminal;
the quality evaluation terminal is connected with the shore station communication equipment to receive the first voice data decoded by the shore station communication equipment, processes the received first voice data and performs voice recognition on the processed first voice data so as to judge whether the current first voice data is normal call voice data or signal test voice data;
if the quality evaluation terminal judges that the current first voice data is normal call voice data, outputting a control instruction to the shore station communication equipment so as to enable the shore station communication equipment to carry out normal call;
if the quality evaluation terminal judges that the signal test voice data is received, the call quality is evaluated based on the received decoded first voice data, and a call quality evaluation result in the form of voice data is generated.
2. The intelligent evaluation system of call quality as claimed in claim 1, wherein the land based communication device comprises:
the first communication module is used for receiving first voice data sent by the shipway communication equipment and sending second voice data to the shipway communication equipment, wherein the second voice data comprise collected normal call data of an attendant and call quality evaluation results in the form of the voice data;
the first processing module is used for decoding the received first voice data;
the second communication module is used for sending the first voice data decoded and processed by the first processing module to the quality evaluation terminal and receiving a control instruction sent by the quality evaluation terminal and a call quality evaluation result in the form of voice data;
and the control module is used for being respectively connected with the voice playing unit and the voice collecting unit so as to control normal conversation according to the control instruction.
3. The intelligent evaluation system of call quality as claimed in claim 2, further comprising a mode selection module for selecting whether the quality evaluation terminal is in operation.
4. The intelligent evaluation system of call quality as claimed in claim 1, wherein the quality evaluation terminal comprises:
the third communication module is used for receiving the decoded first voice data sent by the shore station communication equipment and sending the control instruction and the call quality evaluation result in the form of the voice data to the shore station communication equipment;
the second processing module is used for processing the first voice data received by the third communication module and generating the control instruction when the quality evaluation terminal judges that the current first voice data is normal conversation voice data;
the encapsulated voice recognition module is used for carrying out voice recognition on the first voice data processed by the second processing module so as to judge whether the current first voice data is normal call voice data or signal test voice data;
the call quality evaluation module is used for evaluating the call quality based on the received decoded first voice data and generating an evaluation result when the quality evaluation terminal judges that the current first voice data is signal test voice data;
and the voice evaluation result generation module is used for generating a call quality evaluation result in a voice data form based on the evaluation result.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113489767A (en) * | 2021-06-30 | 2021-10-08 | 南京中网卫星通信股份有限公司 | Shipborne communication monitoring system |
| CN115695656A (en) * | 2022-12-29 | 2023-02-03 | 北京青牛技术股份有限公司 | Method and system for evaluating and managing call content quality |
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2021
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