CN101447932A - Method for transmitting and receiving voice message and device and system thereof - Google Patents
Method for transmitting and receiving voice message and device and system thereof Download PDFInfo
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- CN101447932A CN101447932A CNA2008101898030A CN200810189803A CN101447932A CN 101447932 A CN101447932 A CN 101447932A CN A2008101898030 A CNA2008101898030 A CN A2008101898030A CN 200810189803 A CN200810189803 A CN 200810189803A CN 101447932 A CN101447932 A CN 101447932A
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Abstract
The embodiment of the invention discloses a method for transmitting and receiving a voice message and a device and a system thereof, relating to the field of network communication. The invention is used for ensuring the integrity of the transmitted voice message and improving the quality of the voice message. The method for transmitting the voice message provided by the embodiment of the invention comprises the following steps: at least two messages with fixed speed in a packaging time interval are obtained; the messages with fixed speed comprise a silence inserting describing message and the voice message; the silence inserting describing message and the voice message are transmitted. Another method for receiving a voice data message comprises the following steps: at least two messages with fixed speed are obtained; the messages with fixed speed comprise the silence inserting describing message and the voice message; the voice message and the silence inserting describing message are respectively decoded. The invention can be applied for transmitting voice messages.
Description
Technical field
The present invention relates to network communication field, relate in particular to a kind of transferring voice method of message, Apparatus and system.
Background technology
VoIP (Voice Over IP) is to be transmission platform with IP (Internet Protocol, Internet protocol) packet switching network, to analog voice signal compress, pack handle after, by the technology of connectionless IP packet data package transmission.At the voice transmitting terminal, encoder is packaged into live transmission protocol message after raw tone is encoded, and is sent to IP network.Decoder obtains described live transmission protocol message, by the described live transmission protocol message of decoding, obtains raw tone.
In using the VoIP service process, for lowering the consumption of the network bandwidth, when the user is silent, send user's background noise, because of the amount of information of described background noise amount of information, so in transmission course, reduced the consumption of bandwidth less than normal voice, wherein said background noise information is called SID (SilenceInsertion Descriptor, quiet insertion is described) message.In order further to reduce the consumption of transmission bandwidth, DTX (Discontinuous Transmission is proposed, discontinuous transmission) technology, after having sent a SID message, detect whether back ground noise level surpasses threshold value in the DTX message, if do not surpass threshold value, then transmitting terminal does not send the new SID message of encoder output; When surpassing described threshold value, just send the new SID message of described encoder output.By reducing the transmission number of SID message, reach the purpose of saving bandwidth.
Be the further consumption that reduces bandwidth, in the packing time interval, transmitting apparatus obtains the fixed rate message of encoder output, when the message of described fixed rate comprises the SID message, then SID message in the described fixed rate message is packed and transmission.
In realizing process of the present invention, the inventor finds that there are the following problems in the prior art: in the packing time interval, when comprising Voice message and SID message in the message of fixed rate, only send the SID message, do not pack voice message in the fixed rate message, can cause the voice messaging in the user's communication information imperfect, reduce the quality of voice messaging.
Summary of the invention
Embodiments of the invention provide transmission, have received method, the Apparatus and system of voice message, can guarantee the complete of the voice messaging that transmits, improve the quality of voice messaging.
On the one hand, the embodiment of the invention provides a kind of method, device that sends voice message.
A kind of method that sends voice message is applied to the voice activation detection algorithm, comprising:
In the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Send described quiet insertion and describe message and voice message.
A kind of device that sends voice message is applied to the voice activation detection algorithm, comprising:
Acquisition module was used for obtaining at least two fixed rate messages in the packing time interval, and described fixed rate message comprises that quiet insertion describes message and voice message;
Sending module is used to send described quiet insertion and describes message and voice message.
On the other hand, the embodiment of the invention provides a kind of method, device that receives voice message.
A kind of method that receives voice message,, be applied to the voice activation detection algorithm, comprising:
In the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Message is described in decode respectively described voice message and quiet insertion.
A kind of device that receives voice message is applied to the voice activation detection algorithm, comprising:
Acquisition module was used for obtaining at least two fixed rate messages in the packing time interval, and described fixed rate message comprises that quiet insertion describes message and voice message;
Decoder module, message is described in be used for decoding respectively described voice message and quiet insertion.
In addition, the embodiment of the invention also provides a kind of communication system, comprising:
Send the device of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Sending module is used to send described quiet insertion and describes message and voice message.
Receive the device of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Decoder module, message is described in be used for decoding respectively described voice message and quiet insertion.
Method, the Apparatus and system of the transmission that the embodiment of the invention provides, reception voice message, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.
Description of drawings
A kind of flow chart that sends the method for voice message that Fig. 1 provides for the embodiment of the invention;
A kind of flow chart that receives the method for voice message that Fig. 2 provides for the embodiment of the invention;
The flow chart of the method for the transmission voice message that Fig. 3 provides for another embodiment of the present invention;
The flow chart of the method for the reception voice message that Fig. 4 provides for another embodiment of the present invention;
The flow chart of the method for the transmission voice message that Fig. 5 provides for another embodiment of the present invention;
The flow chart of the method for the reception voice message that Fig. 6 provides for another embodiment of the present invention;
The structural representation of the device of the transmission voice message that Fig. 7 provides for the embodiment of the invention;
Fig. 8 is the structural representation of sending module among Fig. 7;
Fig. 9 is the structural representation that voice message sends submodule among Fig. 8;
The structural representation of the device of the reception voice message that Figure 10 provides for the embodiment of the invention;
Figure 11 is the structural representation of acquisition module among Figure 10;
Figure 12 is the structural representation of decoder module among Figure 10;
Figure 13 describes the structural representation of message decoding submodule for quiet insertion among Figure 12;
The schematic diagram of the communication system that Figure 14 provides for the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Below in conjunction with specific embodiments and the drawings the present invention is further explained.
Complete for the voice messaging that guarantees to transmit improves the quality of voice messaging, and embodiments of the invention provide a kind of transferring voice method of message.
Embodiment one
As shown in Figure 1, the embodiment of the invention provides a kind of method that sends voice message, comprising:
S101, in the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Message and voice message are described in S102, the described quiet insertion of transmission.
The method of the transmission that the embodiment of the invention provides, reception voice message, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.
As shown in Figure 2, the embodiment of the invention corresponding with said method also provides a kind of method that receives voice message, comprising:
S201, in the packing time interval, obtain two above fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
S202, message is described in decode described voice message and quiet insertion respectively.
The method of the reception voice message that the embodiment of the invention provides, when the message of fixed rate comprises that message is described in voice message and quiet insertion,, obtain voice messaging by decoding voice message wherein, guarantee the continuous of voice messaging, improved the voice delivery quality.
In order to make those skilled in the art can clearly understand the method that the embodiment of the invention provides, below said method is described in detail:
As shown in Figure 3, the method for the transmission voice message that another embodiment of the present invention provides, detailed process is as follows:
S301, in the packing time interval, transmitting apparatus obtains at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Wherein said fixed rate also can be understood as each fixed rate message and carries the equal time of information at interval for the message output gap equates.For example in packing time interval 40ms, obtain four fixed rate messages, the output gap of each message is 10ms, the user's communication information of promptly described each message accounting 10ms.Wherein the message of the background noise information of recording user is called SID (Silence InsertionDescriptor, quiet insertion is described) message in 10ms, and the message of the voice messaging of recording user is called Voice (voice) message in 10ms.
S302, transmitting apparatus send described quiet insertion and describe message and voice message;
Concrete, described Voice message and SID message are packaged into a RTP (Real-timeTransport Protocol, real time transport protocol) message respectively.
In the embodiment of the invention, transmitting apparatus is packaged into the RTP message with the Voice message in described four fixed rate messages, the RTP sequence number of message that the Voice message is carried in setting is 0, and adds the time stamp of first message output time in four fixed rate messages; Choose a SID message again from described four fixed rate messages and be packaged into the RTP message, it is 1 that the RTP sequence number of message of carrying the SID message is set, and adds the time stamp of first message output time in four fixed rate messages.Send above-mentioned two RTP messages.
Corresponding with above-mentioned transmission voice message method, another embodiment of the present invention also provides a kind of reception voice message, and as shown in Figure 4, detailed process is as follows:
S401, receiving equipment obtain at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message;
Concrete, in the packing time interval, obtain two RTP messages, time stamp by described two RTP messages, be identified as the RTP message that generates in the same packing time interval, then by described RTP sequence number of message, discern the call-information that described RTP message carries: when the RTP sequence number of message was 0, the call-information that described RTP message carries was a user's voice information; Sequence number is 1 o'clock, and the call-information that carries is user's background noise information.From described sequence number is to extract a SID message 0 the RTP message, is that 1 RTP message extracts at least one Voice message from described sequence number.
Message is described in decode respectively described voice message and the quiet insertion of S402, receiving equipment.
Concrete, according to the output gap of described fixed rate message, the Voice message that extracts is decoded, from each Voice message, obtain the voice messaging that duration is 10ms; According to the total duration of conversation of the described packing time interval and decoded voice message, obtain the remaining time in the packing time interval, i.e. the duration of user context noise information.According to the remaining time in the described packing time interval, after from a SID message that extracts, obtaining duration and being the noise information of 10ms in the time, be that the noise information of 10ms is copied into the described packing noise information of remaining time at interval with described duration.The voice messaging that obtains after the decoding is the interior whole call-informations of user of the packing time interval with the noise information that duplicates the back generation.
The method of the transmission that the embodiment of the invention provides, reception voice message, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.
The method of the transmission voice message that another embodiment of the present invention provides, as shown in Figure 5, detailed process is as follows:
S501, in the packing time interval, transmitting apparatus obtains at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Concrete, in the embodiment of the invention, the packing time interval is longer, as greater than 40ms.For example, packing is spaced apart 50ms, and the message output gap is 10ms, and the message that obtains is followed successively by Voice message, Voice message, SID message, Voice message, SID message.
S502, transmitting apparatus determine to wait to send out voice message
Concrete, for saving the network bandwidth, the voice message before first SID message in the described fixed rate message is defined as waiting sending out voice message.In embodiments of the present invention, the voice message that reality is sent is called and waits to send out a voice message.
S503, transmitting apparatus send described quiet insertion and describe message and definite voice message of sending out waited;
Specific implementation is similar to S302 step among the embodiment three, repeats no more herein.
Corresponding with the method for above-mentioned transmission voice message, another embodiment of the present invention provides a kind of method that receives voice message, and as shown in Figure 6, detailed process is as follows:
S601, in the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Specific implementation is identical with S401 in the said method, repeats no more herein.
Message is described in decode respectively described voice message and the quiet insertion of S602, receiving equipment.
In the embodiment of the invention, decoding obtains the user speech information that duration is 20ms, then according to packing time interval 50ms, obtain that be 30ms remaining time in the described packing at interval, the duration that is the user context noise information is 30ms, the duration that decoding is obtained is for the 10ms noise information is copied into three parts, and obtaining duration is the background noise information of 30ms.Described duration is the user speech information of 20ms and user context noise information that duration the is 30ms total information for user's communication in the packing time interval 50ms.
The method of the transmission that the embodiment of the invention provides, reception voice message, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.By the voice message of determining to wait to send out, avoid under the situation of network over loading, too much because of the voice message number that sends, cause the problem of network congestion, reduce the consumption of transmission bandwidth, improve the reliability of Network Transmission.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
As shown in Figure 7, the embodiment of the invention provides a kind of device that sends voice message, is applied to the voice activation detection algorithm, comprising:
Sending module 702 is used to send described quiet insertion and describes message and voice message.
As shown in Figure 8, described sending module 702 may further include:
Voice message sends submodule 7021, be used for described fixed rate voice message is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message;
Quiet insertion is described message and is sent submodule 7022, choosing a quiet insertion from described fixed rate message describes message and is packaged into the real time transport protocol message, the sequence number that real time transport protocol sequence of message that quiet insertion describes message number is carried in setting is N+1, and adds the time stamp of first message output time in the described fixed rate message.
As shown in Figure 9, further, voice message sends submodule 7021 and may further include:
Voice message is chosen unit 901, is used for from described fixed rate message, chooses first quiet insertion and describes message voice message before;
Voice message transmitting element 902, the continuous speech message that is used for described voice message is chosen unit selection is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message.
The method that provides in conjunction with the embodiment of the invention, the device of the transmission voice message that the embodiment of the invention is provided describes in detail:
In the packing time interval, described acquisition module 701 obtains at least two fixed rate messages, and described fixed rate message comprises that quiet insertion describes message and voice message; Wherein said fixed rate also can be understood as each fixed rate message and carries the equal time of information at interval for the message output gap equates.For example in packing time interval 40ms, obtain four fixed rate messages, the output gap of each message is 10ms, the user's communication information of promptly described each message accounting 10ms.Wherein the message of the background noise information of recording user is called SID (Silence Insertion Descriptor, quiet insertion is described) message in 10ms, and the message of the voice messaging of recording user is called Voice (voice) message in 10ms.
Voice message in the described sending module 702 sends submodule 7021, be used for described fixed rate voice message is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message; 7022 quiet insertions in the described sending module 702 are described message and are sent submodule 7022, choosing a quiet insertion from described fixed rate message describes message and is packaged into the real time transport protocol message, the sequence number that real time transport protocol sequence of message that quiet insertion describes message number is carried in setting is N+1, and adds the time stamp of first message output time in the described fixed rate message.
Optionally, in the voice message packing process, described voice message sends voice message in the submodule 7021 and chooses unit 901 and choose first quiet insertion describe voice message before the message from described fixed rate message; The voice message that voice message transmitting element 902 in the described voice message transmission submodule 7021 is chosen unit selection with described voice message is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message.
The device of the transmission voice message that the embodiment of the invention provides, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.
As shown in figure 10, the device of the reception voice message that the embodiment of the invention provides is applied to the voice activation detection algorithm, comprising:
Acquisition module 1001 was used for obtaining at least two fixed rate messages in the packing time interval, and described fixed rate message comprises that quiet insertion describes message and voice message;
Decoder module 1002, message is described in be used for decoding respectively described voice message and quiet insertion.
As shown in figure 11, further, described acquisition module 1001 may further include:
Message obtains submodule 1102, is used for according to described real time transport protocol sequence number of message, from described real time transport protocol message, obtains quiet insertion and describes message and voice message.
As shown in figure 12, further, described decoder module 1002 may further include:
Voice message decoding submodule 1201 is used for the output gap according to voice message, the described voice message of decoding;
Message decoding submodule 1202 is described in quiet insertion, is used for according to the packing remaining time in the time interval, and message is described in the quiet insertion of decoding.
As shown in figure 13, further, described quiet insertion is described message decoding submodule 1202 and be may further include:
The method that provides in conjunction with the embodiment of the invention, the device of the reception voice message that the embodiment of the invention is provided describes in detail:
In the packing time interval, the message recognin module 1101 in the described acquisition module 1001 is identified as the real time transport protocol message that generates in the same packing time interval according to the time stamp that carries in the real time transport protocol message that receives; Message in the described acquisition module 1001 obtains submodule 1102 according to described real time transport protocol sequence number of message, from described real time transport protocol message, obtains quiet insertion and describes message and voice message.According to the output gap of voice message, the described voice message of voice message decoding submodule 1201 decodings in the described decoder module 1002; According to the remaining time in the packing time interval, the quiet insertion in the described decoder module is described the quiet insertion of message decoding submodule 1202 decodings and is described message.
Optionally, according to the duration and the packing time interval of decoding back voice messaging, the duration that duration acquiring unit 1301 in the message decoding submodule 1202 obtains noise information is described in described quiet insertion; According to the duration of described noise information, decoding unit 1302 is copied into decoded noise information the noise information of the duration of described noise information.
The device of the reception voice message that the embodiment of the invention provides, when the message of fixed rate comprises that message is described in voice message and quiet insertion,, obtain voice messaging by decoding voice message wherein, guarantee the continuous of voice messaging, improved the voice delivery quality.
In addition, each functional unit in each embodiment of the present invention can be integrated in the processing module, also can be that the independent physics in each unit exists, and also can be integrated in the module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If described integrated module realizes with the form of software function module and during as independently production marketing or use, also can be stored in the computer read/write memory medium.
The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
As shown in figure 14, the embodiment of the invention provides a kind of communication system, comprising:
Send the device 1401 of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Sending module is used to send described quiet insertion and describes message and voice message.
Receive the device 1402 of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Decoder module, message is described in be used for decoding respectively described voice message and quiet insertion.
The system that the embodiment of the invention provides can be used in combination with said method, device, when at least one voice message is arranged in the message of fixed rate, send voice message wherein, overcome and do not send voice message in the prior art, reduce the problem of voice quality, guarantee the continuous of voice messaging, improved the voice delivery quality.。
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (16)
1, a kind of method that sends voice message is applied to the voice activation detection algorithm, it is characterized in that, comprising:
In the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Send described quiet insertion and describe message and voice message.
2, the method for transmission voice message according to claim 1 is characterized in that, described voice message of described transmission and quiet insertion are described message and comprised:
Message is described in described quiet insertion and voice message is packaged into the real time transport protocol message respectively.
3, the method for transmission voice message according to claim 1 and 2 is characterized in that, described voice message of described transmission and quiet insertion are described message and comprised:
Voice message in the described fixed rate is packaged into the real time transport protocol message, the real time transport protocol sequence of message carry voice message is set number is N, and add the time stamp of first message output time in the described fixed rate message;
Choosing a quiet insertion from described fixed rate message describes message and is packaged into the real time transport protocol message, the sequence number that real time transport protocol sequence of message that quiet insertion describes message number is carried in setting is N+1, and adds the time stamp of first message output time in the described fixed rate message.
4, the method for transmission voice message according to claim 3 is characterized in that, described voice message of described transmission and quiet insertion are described message and comprised:
From described fixed rate message, choose first quiet insertion and describe message voice message before, the voice message of choosing is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message;
Choosing a quiet insertion from described fixed rate message describes message and is packaged into the real time transport protocol message, the sequence number that real time transport protocol sequence of message that quiet insertion describes message number is carried in setting is N+1, and adds the time stamp of first message output time in the described fixed rate message.
5, a kind of method that receives voice message is applied to the voice activation detection algorithm, it is characterized in that, comprising:
In the packing time interval, obtain at least two fixed rate messages, described fixed rate message comprises that quiet insertion describes message and voice message;
Message is described in decode respectively described voice message and quiet insertion.
6, the method for reception voice message according to claim 5 is characterized in that, and is described in the packing time interval, obtains at least two fixed rate messages and comprises:
According to the time stamp that the real time transport protocol message carries, be identified as the real time transport protocol message that generates in the same packing time interval;
According to described real time transport protocol sequence number of message, from described real time transport protocol message, obtain quiet insertion and describe message and voice message.
7, the method for reception voice message according to claim 5 is characterized in that, described decode respectively described voice message and quiet insertion are described message and comprised:
According to the output gap of voice message, the described voice message of decoding;
According to remaining time in the packing time interval, message is described in the quiet insertion of decoding.
8, the method for reception voice message according to claim 7 is characterized in that, described according to remaining time in the packing time interval, the quiet insertion of decoding is described message and comprised:
According to the duration of the voice messaging that obtains after the described voice message decoding, and pack the time interval, obtain the duration of background noise information;
According to the duration of the background noise information of obtaining, background noise information reproduction that message decoding obtains is described in described quiet insertion, and to become duration be the background noise information of described background noise information duration.
9, a kind of device that sends voice message is applied to the voice activation detection algorithm, it is characterized in that, comprising:
Acquisition module was used for obtaining at least two messages of fixed rate in the packing time interval, and described message comprises that quiet insertion describes message and voice message;
Sending module is used to send described quiet insertion and describes message and voice message.
10, the device of transmission voice message according to claim 9 is characterized in that, described sending module comprises:
Voice message sends submodule, be used for described fixed rate voice message is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message;
Quiet insertion is described message and is sent submodule, choosing a quiet insertion from described fixed rate message describes message and is packaged into the real time transport protocol message, the sequence number that real time transport protocol sequence of message that quiet insertion describes message number is carried in setting is N+1, and the time stamp of first message output time in the described fixed rate message.
11, the device of transmission voice message according to claim 10 is characterized in that, voice message sends submodule and comprises:
Voice message is chosen the unit, is used for from described fixed rate message, chooses first quiet insertion and describes message voice message before
The voice message transmitting element, the continuous speech message that is used for described voice message is chosen unit selection is packaged into the real time transport protocol message, the real time transport protocol sequence of message number that voice message is carried in setting is N, and adds the time stamp of first message output time in the described fixed rate message.
12, a kind of device that receives voice message is applied to the voice activation detection algorithm, it is characterized in that, comprising:
Acquisition module was used for obtaining at least two fixed rate messages in the packing time interval, and described fixed rate message comprises that quiet insertion describes message and voice message;
Decoder module, message is described in be used for decoding respectively described voice message and quiet insertion.
13, the device of reception voice message according to claim 12 is characterized in that, described acquisition module comprises:
Message recognin module is used for the time stamp that carries according to the real time transport protocol message, is identified as the real time transport protocol message that generates in the same packing time interval;
Message obtains submodule, is used for according to described real time transport protocol sequence number of message, from described real time transport protocol message, obtains quiet insertion and describes message and voice message.
14, the device of reception voice message according to claim 12 is characterized in that, described decoder module comprises
Voice message decoding submodule is used for the output gap according to voice message, the described voice message of decoding;
Message decoding submodule is described in quiet insertion, is used for according to the packing remaining time in the time interval, and message is described in the quiet insertion of decoding.
15, the device of reception voice message according to claim 14 is characterized in that, described quiet insertion is described message decoding submodule and comprised:
The duration acquiring unit is used for the duration according to the voice messaging that obtains after the described voice message decoding, and the packing time interval, obtains the duration of background noise information;
Decoding unit is used for the duration of the background noise information obtained according to described duration acquiring unit, and background noise information reproduction that the message decoding obtains is described in described quiet insertion, and to become duration be the background noise information of described background noise information duration.
16, a kind of communication system is characterized in that, comprising:
Send the device of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Sending module is used to send described quiet insertion and describes message and voice message.
Receive the device of voice message, comprise acquisition module, be used for obtaining at least two fixed rate messages in the packing time interval, described fixed rate message comprises that quiet insertion describes message and voice message; Decoder module, message is described in be used for decoding respectively described voice message and quiet insertion.
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| CN102013941A (en) * | 2010-01-21 | 2011-04-13 | 柳州市达迪通信设备有限公司 | Random frame spacing control method |
| RU2517305C2 (en) * | 2009-06-16 | 2014-05-27 | Зти Корпорэйшн | Centre of exchange of multimedia messages and method of caching of news transmitted by said centre to cell phone |
| CN104685564A (en) * | 2012-11-13 | 2015-06-03 | 华为技术有限公司 | Voice problem detection method and network element device applied to voice communication network system |
| CN107005530A (en) * | 2014-09-22 | 2017-08-01 | 诺基亚通信公司 | Muted calls detection in communications network system |
| CN108650128A (en) * | 2018-05-10 | 2018-10-12 | 深圳震有科技股份有限公司 | A kind of method that realizing mute time slot, storage medium and electronic equipment |
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| CN104685564A (en) * | 2012-11-13 | 2015-06-03 | 华为技术有限公司 | Voice problem detection method and network element device applied to voice communication network system |
| CN104685564B (en) * | 2012-11-13 | 2017-06-20 | 华为技术有限公司 | The network element device of voice class failure detecting method and application voice communication network system |
| CN107005530A (en) * | 2014-09-22 | 2017-08-01 | 诺基亚通信公司 | Muted calls detection in communications network system |
| CN108650128A (en) * | 2018-05-10 | 2018-10-12 | 深圳震有科技股份有限公司 | A kind of method that realizing mute time slot, storage medium and electronic equipment |
| CN113555025A (en) * | 2020-04-26 | 2021-10-26 | 华为技术有限公司 | Mute description frame sending and negotiating method and device |
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