CN109891784A - A kind of voice data transmission method, user equipment and storage medium - Google Patents
A kind of voice data transmission method, user equipment and storage medium Download PDFInfo
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Abstract
A kind of voice data transmission method and user equipment, wherein method includes the following steps: that user equipment obtains downstream voice data network quality parameters；The user equipment is determining to be packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters；The user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element, and the instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet.The embodiment of the present invention can reduce the loss of speech data frame, to promote the jitter of anti-voice packet, promote voice quality.
Description
The present invention relates to field of communication technology more particularly to a kind of voice data transmission methods, user equipment and storage medium.
Based on long term evolution (Long Term Evolution, LTE voice technology (Voice over LTE), it VoLTE) is interconnection agreement (Internet Protocol between a kind of network, IP) data transmission technology, without Generation Mobile Telecommunication System (2-Generation, 2G)/3G (Third Generation) Moblie (3rd-Generation, 3G) network, whole service bearers are in forth generation mobile communication (4th Generation, 4G) on network, the unification of data and voice service under consolidated network may be implemented.It transmits voice and video using the high speed bandwidth of 4G LTE, realize the networking telephone (Voice over Internet Protocol, VoIP)/(Voice over IP Multimedia Subsystem, VoIMS it) converses, all data traditional circuit switching (Circuit Switching, CS) is not used by IP transmission.Traditional circuit switching is used for 2G network, 3G network, fixed telephone network.
When VoLTE user equipment and CS user equipment communicate with each other, VoLTE user equipment (User Equipment, UE the negotiation of voice medium attribute) can be carried out with network side equipment (such as multimedia network element etc.), including narrow bandwidth, speech encoding rate, upstream data packet duration/uplink are packaged interval (ptime), downlink data packet duration/downlink maximum is packaged interval (maxptime) etc..The maxptime that network side equipment is sent according to VoLTE user equipment carries out real-time transport protocol (Real-time Transport Protocol to the voice data that CS user equipment is sent, RTP) encapsulation is packaged, and the RTP packet of encapsulation is transmitted to VoLTE user equipment, to realize the voice communication between VoLTE user equipment and CS user equipment.
At present, in the scene that VoLTE user equipment and CS user equipment communicate with each other, the result that VoLTE user equipment and network side equipment are negotiated is ptime=20ms, maxptime=240ms, i.e. the data packet of each RTP packet of encapsulation for being sent to network side equipment of VoLTE user equipment when a length of 20ms, a length of 240ms when the data packet of each RTP packet for the encapsulation that network side equipment is sent to VoLTE user equipment, if a length of 20ms when the frame of every frame voice data, then network side equipment includes 12 frame voice data into each RTP packet that VoLTE user equipment is sent.If there is packet drop in the transmission process of RTP packet, then losing a RTP packet loses 12 frame voice data.
If in the environment there are packet loss, especially in the higher environment of packet loss, such as high speed, high-speed rail etc.
The environment of the weak signals such as state and underground garage, interior overlay area is moved, the voice communication of VoLTE user equipment and CS user equipment is carried out, then can lose more speech data frame, to reduce the jitter of anti-voice packet, influence voice quality.
Summary of the invention
The embodiment of the invention provides a kind of voice data transmission method, user equipment and storage mediums, can reduce the loss of speech data frame, to promote the jitter of anti-voice packet, promote voice quality.
First aspect of the embodiment of the present invention provides a kind of voice data transmission method, comprising: user equipment obtains downstream voice data network quality parameters；The user equipment is determining to be packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters；The user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element, and the instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet.In first aspect of the embodiment of the present invention, downlink data packet, which is dynamically determined, according to downstream voice data network quality parameters is packaged parameter, change the transmission mode that fixed downlink data packet is packaged parameter, the loss of speech data frame can be reduced in high-speed motion, weak signal overlay environment, to promote the jitter of anti-voice packet, voice quality is promoted.
In a kind of mode in the cards, the downstream voice data network quality parameters include the packet loss of downstream voice data network, since packet loss is very big on voice quality influence, the packet loss of downstream voice data network more can intuitively reflect downlink voice network condition.
In a kind of mode in the cards, the user equipment calculates the packet loss of the downstream voice data network according to the sequence number of the VoP received, to obtain the downstream voice data network quality parameters.The user equipment can calculate the packet loss of the downstream voice data network by the first default calculation formula P=C/N, wherein N=SEQ (max)-SEQ (min)+1, P is the packet loss of the downstream voice data network, SEQ (max) and SEQ (min) is respectively the maximum sequence number and minmal sequence number of the VoP received, the quantity for the sequence number that C is lacked between the SEQ (max) and the SEQ (min).
In a kind of mode in the cards, the received quantity of the VoP received in the user equipment statistics preset time period, and the quantity forwarded of the VoP sent in the preset time period is estimated according to the downlink data packet duration of the VoP received in the preset time period, the packet loss of the downstream voice data network is calculated, according to the received quantity and the quantity forwarded to obtain the downstream voice data network quality parameters.This is a kind of evaluation method, and the user equipment can be public by the second default calculating
Formula P=(N-M)/N is calculated, wherein P is the packet loss of the downstream voice data network, and M is the quantity forwarded, and N is the received quantity.Optionally, N is the frame number of the speech data frame received, and M is the frame number of the speech data frame sent.
In a kind of mode in the cards, the user equipment is according to the signal strength of downstream voice data network and/or the signal-to-noise ratio of downstream voice data network, the packet loss of the downstream voice data network is calculated, to obtain the downstream voice data network quality parameters.
In a kind of mode in the cards, the downstream voice data network quality parameters are not limited to the packet loss of the downstream voice data network, can also be the delay of the signal strength of downstream voice data network, the signal-to-noise ratio of downstream voice data network, downstream voice data network.
In a kind of mode in the cards, it includes target downlink data packet duration that the downlink data packet, which is packaged parameter, according to the determination of the corresponding relationship of preset network quality parameters and downlink data packet duration and the matched downlink data packet duration of the downstream voice data network quality parameters, the corresponding relationship of the preset network quality parameters and downlink data packet duration includes the mapping relations of at least one downlink data packet duration and downstream voice data network quality parameters.
In a kind of mode in the cards, the user equipment is when determining that the downlink data packet is packaged parameter, it can be determined, can be determined according to the corresponding relationship of preset voice communication network type and downlink data packet duration according to the current speech communication network type of the user equipment.
In a kind of mode in the cards, the user equipment is when determining that the downlink data packet is packaged parameter, it can be determined according to the device model of correspondent user device, can determine whether opposite equip. is VoLTE user equipment according to the device model of correspondent user device, determine that downlink data packet is packaged parameter according to the corresponding relationship of preset opposite equip. type and downlink data packet duration.
In a kind of mode in the cards, the user equipment can comprehensively consider the device model of correspondent user device, current speech communication network type, downstream voice data network packet loss to downlink data packet be packaged parameter influence.
In a kind of mode in the cards, the user equipment is when determining that upstream data packet is packaged parameter, it is contemplated that the influence of the packet loss of the downstream voice data network, can be changed the mode that fixed upstream data packet is packaged parameter, improves intelligence, the flexibility of the user equipment.
Second aspect of the embodiment of the present invention provides a kind of user equipment, comprising: parameter acquiring unit, for obtaining downstream voice data network quality parameters；Parameter determination unit is packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters for determining；Message sending unit is used for multimedia network element
It sends and carries the instruction message that the downlink data packet is packaged parameter, the instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet.Based on the same inventive concept, the principle and beneficial effect solved the problems, such as due to the user equipment may refer to each possible method implementation and brought beneficial effect of above-mentioned first aspect and first aspect, therefore the implementation of the user equipment may refer to the embodiment of each possible method of above-mentioned first aspect and first aspect, and overlaps will not be repeated.
The third aspect of the embodiment of the present invention provides another user equipment, and the user equipment includes processor and memory, wherein the memory includes instruction for storing computer executable program code, said program code；The scheme in method design that the processor calls the instruction of storage in the memory to realize above-mentioned first aspect, the embodiment and beneficial effect solved the problems, such as due to the user equipment may refer to the embodiment and beneficial effect of each possible method of above-mentioned first aspect and first aspect, therefore the implementation of the user equipment may refer to the implementation of method, and overlaps will not be repeated.
Fourth aspect of the embodiment of the present invention provides a kind of storage medium, the storage medium is non-volatile computer readable storage medium storing program for executing, the non-volatile computer readable storage medium storing program for executing is stored at least one program, each described program includes computer software instructions used involved by above-mentioned first aspect method design scheme, and described instruction makes the user equipment execute each possible voice data transmission method of above-mentioned first aspect and first aspect when being executed by the user equipment with processor.
In embodiments of the present invention, downstream voice data network quality parameters are obtained by user equipment, and the matched downlink data packet of determining and downstream voice data network quality parameters is packaged parameter, and the instruction message for carrying downlink data packet and being packaged parameter is sent to multimedia network element, instruction message is used to indicate multimedia network member and is packaged parameter to user equipment transmission VoP according to downlink data packet, parameter is packaged according to downstream voice data network quality parameters dynamic adjustment downlink data packet to realize, reduce the loss of speech data frame, to promote the jitter of anti-voice packet, promote voice quality.
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the drawings to be used in the embodiments are briefly described below, apparently, drawings in the following description are only some embodiments of the invention, for those of ordinary skill in the art, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of network architecture diagram using the embodiment of the present invention；
Fig. 2 is a kind of voice data transmission method flow diagram provided in an embodiment of the present invention；
Fig. 3 is another voice data transmission method flow diagram provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another user equipment provided in an embodiment of the present invention.
Following will be combined with the drawings in the embodiments of the present invention, and technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, shall fall within the protection scope of the present invention.
The term " component " that uses in the present specification, " module ", " system " etc. are for indicating computer-related entity, hardware, firmware, the combination of hardware and software, software or software in execution.For example, component can be but not limited to, process, processor, object, executable file, execution thread, program and/or the computer run on a processor.By diagram, the application and calculating equipment run on the computing device can be component.One or more components can reside in process and/or execution thread, and component can be located on a computer and/or be distributed between 2 or more computers.In addition, these components can be executed from the various computer-readable mediums for being stored with various data structures above.Component can be for example according to having the signal of one or more data groupings (such as the data from two components interacted with local system, distributed system and/or internetwork another component, such as the internet by signal and other system interactions) to communicate by locally and/or remotely process.
It should be understood that the technical solution of the embodiment of the present invention can be applied in long term evolution (Long Term Evolution, LTE) communication system architecture, can also be applied in the framework of LTE communication system and circuit-switched communications system interaction.Circuit-switched communications system may include Universal Mobile Communication System (Universal Mobile Telecommunications System, UMTS) land radio access web (UMTS Terrestrial Radio Access Network, UTRAN), or global system for mobile communications (Global System for Mobile Communication, wireless access network (the GSM EDGE Radio of GSM)/enhanced data rates for gsm evolution (Enhanced Data Rate for GSM Evolution, EDGE) system Access Network, GERAN).In UTRAN framework or/GERAN framework, mobile management entity (Mobility Management Entity, MME function) is by service universal packet wireless business business (General Packet Radio Service, GPRS) supporting node (Serving GPRS Support
SGSN it) completes, gateway (Serving GateWay, SGW) public data network gateway (Public Data Network GateWay, PGW function) is completed by Gateway GPRS Support Node (Gateway GPRS Support Node, GGSN).The technical solution of the embodiment of the present invention can also be applied to other communication systems, such as public land mobile network (Public Land Mobile Network, PLMN) system, or even following 5G communication system etc., the embodiment of the present invention is not construed as limiting this.
The each embodiment of the present invention can be applied in user equipment.User equipment can be communicated through wireless access network (Radio Access Network, RAN) with one or more core nets, and user equipment can include but is not limited to access terminal, mobile device, terminal or wireless telecom equipment.Access terminal can be base, cellular phone, wireless phone, session initiation protocol (Session Initiation Protocol, SIP) phone, wireless local loop (Wireless Local Loop, WLL it) stands, personal digital assistant (Personal Digital Assistant, PDA), the handheld device with wireless communication function, the other processing equipments for calculating equipment or being connected to radio modem, mobile unit, mobile traffic equipment, wearable device, the terminal device etc. in the following 5G communication system.
The each embodiment of the present invention also can be applied in network side equipment.Network side equipment can be multimedia network element, specifically, multimedia network element can be 4G core net/IP multimedia system (IP Multimedia Subsystem, IMS IP multimedia gateway (the IP Multimedia Media Gateway in), IM-MGW), the IM-MGW of core net or in future 5G communication system.IM-MGW is responsible for the Media Stream intercommunication between the domain IMS and PSTN/CS, provide the user plane link between CS CN network and IMS, support PSTN/ circuit domain time division multiplexing (Time Division Multiplexing, TDM) the conversion (encoding and decoding conversion i.e. between IP Media Stream and pulse code modulation (Pulse Code Modulation, PCM) Media Stream) of carrying and IMS user face IP carrying.
When CS user equipment and VoLTE user equipment carry out voice communication, after needing voice data to be converted by multimedia network element, be then forwarded to CS user equipment or VoLTE user equipment.
Wherein, CS user equipment refers to using based on 2G/3G/ Public Switched Telephone Network (Public Switched Telephone Network, PSTN the user equipment of CS technology), or using suitable for 2G/3G circuit domain and timesharing long term evolution (Time Division Long Term Evolution, the user equipment of circuit domain dropping (Circuit Switched Fallback, CSFB) technology of the scene of wireless network overlapping covering TD-LTE).VoLTE user equipment refers in long term evolution (Long Term Evolution, LTE) network of 4G, using the user equipment of VoLTE.
In addition, various aspects of the invention or feature method, apparatus may be implemented into or using standard program and
/ or engineering technology product.Term " product " used herein is covered can be from any computer-readable device, carrier or the computer program of medium access.Such as, computer-readable medium may include, but it is not limited to: magnetic memory device (such as, hard disk, floppy disk or tape etc.), CD (such as, compact disk (Compact Disk, CD), digital versatile disc (Digital Versatile Disk, DVD) etc.), smart card and flush memory device (such as, Erarable Programmable Read only Memory (Erasable Programmable Read-Only Memory, EPROM), card, stick or Keyed actuator etc.).In addition, various storage media described herein can represent one or more equipment and/or other machine readable medias for storing information.Term " machine readable media " may include but be not limited to, wireless channel and the various other media that can be stored, include and/or carry instruction and/or data.
Title involved in the embodiment of the present invention will be introduced below:
(1) RTP: being a network transmission protocol, and the normal data packet format for transmitting audio and video on the internet is described in detail.RTP is widely used in the relevant communication of Streaming Media and amusement, including phone, video conference, TV and network-based push to talk (Push to Talk) business (call of similar intercom).
(2) in ptime: one data packet media duration, as unit of millisecond.Ptime can be expressed as the data packet duration that transmitting terminal sends media data to receiving end.In embodiments of the present invention, it can be understood as upstream data packet duration or uplink are packaged interval.If the frame duration of every frame is given, the frame number of a upstream data packet, such as frame duration=20ms can be determined, then frame number=ptime/20 of upstream data packet.
(3) maxptime: the maximum amount of media being encapsulated in each data packet, as unit of millisecond.Maxptime can be expressed as the duration for the data packet that transmitting terminal is sent to receiving end.In embodiments of the present invention, it can be understood as downlink data packet duration or downlink maximum are packaged interval.If the frame duration of every frame is given, maximum frame number included by a downlink data packet, such as frame duration=20ms can be determined, then maximum frame number=maxptime/20 of downlink data packet.
(4) adaptive multi-beam forming (Adaptive Multi-Rate, AMR): it is a kind of speech coding standard, is mainly used for the audio coding of mobile device, compression ratio is bigger.It is divided into adaptive multi-beam forming wideband encoding (Adaptive Multi-Rate wide band, AMR-WB) and adaptive multi-beam forming narrowband encodes (Adaptive Multi-Rate narrow band, AMR-NB) two types, AMR audio frame data format include frame head and voice data two parts.Both type of codings have the characteristics that every 20ms generates a VoP.
(5) Session Description Protocol (Session Description Protocol, SDP): the purpose of initializing for the Multimedia session of conversation informing, session invitation and other forms provides Multimedia session description.Session
Catalogue is used to assist the notice of multimedia conferencing, and transmits related setting information for sessions participant.SDP is i.e. for being transferred to receiving end for this information.
(6) Streaming Media: refer to the content seen in transmission process or heard.
(7) Session Border Controller (Session Border Controller, SBC) is an important network node in IMS network, is located at the boundary of IMS network, plays the important function that user equipment is linked into IMS core net.Its major function includes access permission control, and network topology is hidden, network address translation (Network Address Translation, NAT) and NAT is passed through, service quality (Quality of Service, QoS) and band-width tactics, with Security Mechanism of Intra-Network, etc..
Fig. 1 is a kind of network architecture diagram using the embodiment of the present invention.As shown in Figure 1, the network architecture includes core net, bearer network, access net and user equipment.Wherein, core net includes IP multimedia system domain (4G core net) and circuit commutative field, may further include the parts such as other parts, such as signaling network, packet domain, user data in practical application.The specific structure of IP multimedia system domain includes multiple network elements, and Fig. 1 merely illustrates Session Border Controller relevant to the embodiment of the present invention and IP multimedia gateway.The specific structure of circuit commutative field is not shown.Bearer network is used to transmit the network of various voice-and-data business, usually using optical fiber as transmission medium.Access net is divided into LTE access net and circuit switched access networks.LTE access Netcom crosses evolved base station (Evolutional Node B, eNB or eNodeB) and VoLTE user equipment is accessed to core net.CS user equipment can be accessed to core net by the base station (Base Transceiver Station, BTS) in gsm system or CDMA or the base station (NodeB, NB) in WCDMA system by circuit switched access networks.It is understood that being VoLTE user equipment for equipment 1, user equipment 2 and user equipment 3 are CS user equipment.3 user equipmenies shown in FIG. 1 are merely illustrative, and do not constitute the restriction to the embodiment of the present invention.It should be noted that VoLTE, which can be used, in VoLTE user equipment under 4G network carries out voice communication, CS can be used under 2G/3G network and carry out voice communication.
At present, in the scene that VoLTE user equipment and CS user equipment communicate with each other, the result that VoLTE user equipment and multimedia network element are negotiated is ptime=20ms, maxptime=240ms, i.e. the data packet of each RTP packet of encapsulation for being sent to multimedia network element of VoLTE user equipment when a length of 20ms, a length of 240ms when the data packet of each RTP packet for the encapsulation that multimedia network element is sent to VoLTE user equipment, if a length of 20ms when the frame of every frame voice data, then multimedia network element includes 12 frame voice data into each RTP packet that VoLTE user equipment is sent.If there is packet drop in the transmission process of RTP packet, then losing a RTP packet loses 12 frame voice data.
If in the environment there are packet loss, especially in the higher environment of packet loss, such as the environment of the movement such as high speed, high-speed rail weak signals such as state and underground garage, interior overlay area, carry out the voice communication of VoLTE user equipment and CS user equipment, more speech data frame can then be lost, to reduce the jitter of anti-voice packet, voice quality is influenced.
The scene communicated with each other for above-mentioned VoLTE user equipment and CS user equipment, the embodiment of the present invention provides a kind of voice data transmission method and user equipment, it can be according to network quality parameters dynamic adjustment maxptime, to reduce the loss of speech data frame, and then the jitter of anti-voice packet is promoted, promote voice quality.The embodiment of the present invention can also be applied to VoLTE user equipment and switch to the scene that CS is communicated from VoLTE communication.
It should be noted that, multimedia network element in each embodiment of the present invention to the VoP that VoLTE user equipment transmits be RTP packet, data packet is packaged parameter and is used to indicate the parameter for being packaged RTP packet, assuming that a length of 20ms when the frame of every frame voice data, when frame of every frame AMR data a length of 20ms.
It describes in detail below in conjunction with attached drawing 2 and attached drawing 3 to voice data transmission method provided in an embodiment of the present invention.
Fig. 2 is referred to, is a kind of voice data transmission method flow diagram provided in an embodiment of the present invention, this method may include step 201- step 203:
Step 201, user equipment obtains downstream voice data network quality parameters；
Step 202, the user equipment is determining is packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters；
Step 203, the user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element.It should be noted that the user equipment in the embodiment is VoLTE user equipment.
It will describe in detail below to the step 201- step 203 in embodiment illustrated in fig. 2:
201, user equipment obtains downstream voice data network quality parameters；
In embodiments of the present invention, the user equipment and opposite end CS user equipment carry out voice communication or the user equipment and VoLTE communication are switched to CS voice communication, and multimedia network element is needed to carry out conversion process to the voice data in voice communication course.It can be understood that, the multimedia network element is in the voice communication course of VoLTE user equipment and CS user equipment, it is equivalent to terminal, the voice data that CS user equipment is sent is converted according to the data packet packing parameter negotiated with VoLTE user equipment, encapsulates packing, and the VoP after conversion is sent to VoLTE user equipment, to realize the normal communication between VoLTE user equipment and CS user equipment.
Opposite end CS user equipment is packaged interval according to its preset uplink and is packaged to voice data, is sent to the multimedia network element.Wherein, preset uplink be packaged interval can default setting be 20ms, in general, the uplink of CS user equipment is packaged interval, downlink is packaged interval and is fixed and invariable.
The multimedia network element can be packaged parameter according to the downlink data packet of the default of the user equipment and carry out conversion process to the VoP when receiving the VoP of opposite end CS user equipment transmission.Wherein, it can be maxptime=240ms that the downlink data packet of the default, which is packaged parameter, then a length of 240ms, the VoP after conversion include 12 frame AMR data when the downlink data packet of the VoP after conversion.Optionally, it is real-time, dynamic change since the data packet in the embodiment of the present invention is packaged parameter, when receiving the VoP of opposite end CS user equipment transmission, the downlink data packet that can be determined according to last time is packaged parameter and carries out conversion process to the VoP multimedia network element.
If the multimedia network element receives the quiet data of opposite end CS user equipment transmission, the quiet data be sent in communication process without voice data, without the data of environmental noise, RTP packing then is carried out to the quiet data according to downlink quiet data packet duration, obtain VoP, the VoP carries mute mark, and it is quiet data packet that the mute mark, which is used to indicate the VoP,.Optionally, a length of 160ms when downlink quiet data packet, including a frame quiet data.Wherein, the mute mark can be (9) of following figure black line identification division.
The user equipment obtains downstream voice data network quality parameters.The user equipment can obtain the downstream voice data network quality parameters according to the VoP received.Wherein, the VoP received can carry out what conversion process obtained to the VoP that opposite end CS user equipment is sent for the multimedia network element, and quantity can be one, or and it is multiple, it is depending on the circumstances, it is not limited here.Wherein, the downstream voice data network quality parameters can be the parameters such as the signal strength of the packet loss of downstream voice data network, the delay of downstream voice data network, the signal-to-noise ratio of downstream voice data network, downstream voice data network.Preferably, the downstream voice data network quality parameters are the packet loss of the downstream voice data network.
In a kind of mode in the cards, VoP that the user equipment is received according to
Sequence number calculates the packet loss of the downstream voice data network.The user equipment parses the VoP received, calculates the packet loss of the downstream voice data network according to the sequence number of the VoP received with the sequence number of the VoP received described in acquisition.Optionally, the user equipment calculates the packet loss of the downstream voice data network according to the sequence number of the VoP received in preset time period.The specific value of the preset time period it is not limited here, can be set by the user equipment.
Specifically, any user before call, first has to occupy a telephone set, it is equivalent to one socket of application；Simultaneously it is to be understood that the number of other side, being equivalent to other side has a fixed socket.Then it to other side's dial-up, is equivalent to and issues connection request (if other side will also dial other side's area code, be equivalent to and provide network address not in same area).If other side is (be equivalent to another host booting of communication and can receive connection request) on the scene and idle, pick up the telephone microphone, and both sides can formally converse, and is equivalent to successful connection.The process of double-talk is the process that a direction telephone set issues that signal and other side receive signal from telephone set, is equivalent to and sends data to socket and receive data from socket.After end of conversation, a side hangs up telephone set and is equivalent to closing socket, cancels connection.In general, RTP packet is placed in IMS protocol stack, when receiving RTP message from socket, the head of RTP message is parsed, the structure that can see RTP header according to 3550 agreement of RFC is as follows:
Here is RTP specified in RFC 3550 structure
Wherein, sequence number is the sequence number of RTP, and the sequence number adds 1 after each RTP packet is sent, that is, the sequence number of the RTP packet sent successively increases.The user equipment can rearrange RTP packet sequence according to the sequence number.If the voice data received be surrounded by it is multiple, and be it is out-of-order, then the user equipment and calculates according to the first default calculation formula the packet loss of the downstream voice data network in conjunction with the sequence number of the VoP received.Wherein, the described first default calculation formula is P=C/N, and N=SEQ (max)-SEQ (min)+1, P is the packet loss of the downstream voice data network
Rate, SEQ (max) and SEQ (min) is respectively the maximum sequence number and minmal sequence number of the VoP received, the quantity for the sequence number that C is lacked between the SEQ (max) and the SEQ (min).Optionally, SEQ (max) and SEQ (min) is respectively the maximum sequence number and minmal sequence number of the VoP received in the preset time period.It both can be applied to out-of-order RTP packet using the described first default calculation formula, and also can be applied to the RTP packet of sequence.In this kind of mode in the cards, it can not have to consider whether to carry the packet loss that the mute mark calculates the downstream voice data network, the VoP that can also exclude to carry the mute mark calculates the packet loss of the downstream voice data network.
In a kind of mode in the cards, the user equipment parses the VoP received in preset time period, with the downlink data packet duration of the VoP received described in acquisition.The downlink data packet duration for the VoP that the user equipment is received according to estimates the quantity forwarded in the preset time period.If the downlink data packet duration of each VoP received is all the same and each VoP does not carry the mute mark, the quantity of the VoP of the multimedia network element transmission in the preset time period is then estimated according to the downlink data packet duration, such as, the preset time period is 6s, a length of 240ms when the downlink data packet, the so described quantity forwarded is 25, it is to be appreciated that the multimedia network element has sent 25 VoPs in 6s.If the downlink data packet duration of each VoP received is not that all the same and each VoP does not carry the mute mark, corresponding quantity forwarded is then estimated according to each identical identical downlink data packet duration, to obtain total quantity forwarded in the preset time period, such as, in the preset time period 3s, a length of 40ms when the downlink data packet of the VoP of preceding 1s, the quantity forwarded for estimating this 1s is 25, a length of 80ms when the downlink data packet of the VoP of 2s afterwards, the quantity forwarded for estimating this 2s is 25, the quantity forwarded so estimated in this 3s is 50.The user equipment counts the received quantity of the VoP received in the preset time period.There are packet loss, the quantity forwarded and the received quantity be not identical, and the user equipment calculates the packet loss of the downstream voice data network according to the quantity forwarded, the received quantity and the second default calculation formula.Wherein, the described second default calculation formula is P=(N-M)/N, and P is the packet loss of the downstream voice data network, and M is the quantity forwarded, and N is the received quantity.Optionally, N is the frame number of the speech data frame received, and M is the frame number of the speech data frame sent.If in the VoP received including the VoP for carrying the mute mark, then when calculating the packet loss of the downstream voice data network, the VoP of the mute mark can not be considered to carry, also it is contemplated that carrying the VoP of the mute mark.If considering the VoP of the carrying mute mark, it can be estimated according to downlink quiet data packet duration and carry the mute mark
The quantity forwarded of the VoP of knowledge.
In a kind of mode in the cards, the user equipment calculates the packet loss of the downstream voice data network according to the signal strength of downstream voice data network and/or the signal-to-noise ratio of downstream voice data network.Optionally, the user equipment calculates the packet loss of the downstream voice data network according to the signal strength of the downstream voice data network of the VoP received in preset time period and/or the signal-to-noise ratio of downstream voice data network.Circular is not described herein.The specific value of the preset time period it is not limited here, can be set by the user equipment.
In a kind of mode in the cards, the user equipment obtain described in the signal strength of downstream voice data network of VoP, the signal-to-noise ratio of downstream voice data network, the delay of downstream voice data network etc. that receive, and one or more is determined as the downstream voice data network quality parameters.
202, the user equipment is determining to be packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters；
Wherein, it may include target downlink data packet duration (maxptime) that the downlink data packet, which is packaged parameter, the corresponding downlink data packet duration of VoP that a length of multimedia network element next time or next period or next period send to the user equipment when target downlink data packet.
Since packet loss is very big on voice quality influence, the value of maxptime, such as 80ms can be relaxed in the relatively good situation of downstream voice data network quality；In the case where downstream voice data network quality relative drop, the value of maxptime, even 20ms can be reduced.For example, as follows according to the statistical information of VoLTE2972 voice communication packet loss under the commercial network of somewhere:
It is therefore preferred that the downstream voice data network quality parameters are the packet loss of the downstream voice data network, the user equipment sets corresponding maxptime according to the packet loss of different downstream voice data networks.Optionally, the packet loss of downstream voice data network is bigger, and maxptime is smaller, i.e., in the case where being easier packet loss, reduces data packet duration, the AMR frame number of each data packet is reduced, to reduce voice data frame loss；The packet loss of downstream voice data network is smaller, and maxptime is bigger, i.e., in the case where being not easy packet loss, properly increases data packet duration, suitably increase the AMR of each data packet
Frame number, to improve the efficiency of transmission of voice data.
In a kind of mode in the cards, whether the downlink data packet duration of the VoP received described in the user equipment judgement matches with the downstream voice data network quality parameters, can judge whether to match with the corresponding relationship of downlink data packet duration by preset network quality parameters.If the downlink data packet duration of the VoP received and the downstream voice data network quality parameters mismatch, then user equipment lookup and matched downlink data packet duration of the downstream voice data network quality parameters in the corresponding relationship of the preset network quality parameters and downlink data packet duration, and determine it as the target downlink data packet duration.If the downlink data packet duration of the VoP received is matched with the downstream voice data network quality parameters, without any processing.Wherein, the corresponding relationship of the preset network quality parameters and downlink data packet duration includes the mapping relations at least one downlink data packet duration between every kind of downlink data packet duration and downstream voice data network quality parameters range, for example, packet loss-maxptime the mapping table of downstream voice data network shown in following table:
It should be noted that the specific value in upper table is merely illustrative, the restriction to the embodiment of the present invention is not constituted.
In a kind of mode in the cards, the user equipment is when determining that the downlink data packet is packaged parameter, it can be determined, can be determined according to the corresponding relationship of preset voice communication network type and downlink data packet duration according to the current speech communication network type of the user equipment.For example, current speech communication network type is 4G, then the corresponding maxptime of 4G is determined according to preset voice communication network type and the corresponding relationship of downlink data packet duration.
In a kind of mode in the cards, the user equipment is when determining that the downlink data packet is packaged parameter, it can be determined according to the device model of correspondent user device, can determine whether opposite equip. is VoLTE user equipment according to the device model of correspondent user device, determine that downlink data packet is packaged parameter according to the corresponding relationship of preset opposite equip. type and downlink data packet duration.For example, if identifying, correspondent user device is VoLTE user equipment, and biggish maxptime may be selected in the user equipment；If not VoLTE user equipment, then lesser maxptime may be selected in the user equipment.
In a kind of mode in the cards, the user equipment can comprehensively consider the device model of correspondent user device, current speech communication network type, downstream voice data network packet loss to downlink data packet be packaged
The influence of parameter.
Optionally, the user equipment can take into account the influence of the downstream voice data network quality parameters during determining that upstream data packet is packaged parameter (upstream data packet duration).
203, the user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element；
Specifically, the user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to the multimedia network element.The instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet, i.e., the described multimedia network element can be packaged parameter according to the downlink data packet and carry out conversion process to the VoP that will be sent to the user equipment and send.Conversion process changes frame number included by a VoP.
Optionally, the instruction message indicates that the multimedia network member is packaged parameter according to the downlink data packet and sends VoP to the user equipment within a preset period of time, it is understood that the instruction message indicates that the multimedia network element is packaged parameter according to the downlink data packet in next time or next period or next period and sends VoP to the user equipment.The specific value of preset time period in the step can be identical as the specific value of the preset time period in step 201, then the multimedia network element, which can periodically adjust downlink data packet, is packaged parameter；The specific value of preset time period in the step can also be not identical as the specific value in step 201, then the flexibility that multimedia network element adjustment downlink data packet is packaged parameter is higher.The specific value of preset time period in the step can be set by the multimedia network element, and specific value is it is not limited here.
The instruction message can be negotiation message, the negotiation message can be SDP Request message, the SDP Request message includes maxptime and ptime, at this time, maxptime is used to indicate the multimedia network element and sends VoP to the user equipment according to maxptime, and ptime is for informing that user equipment described in the multimedia network element will send VoP according to ptime.Ptime can be the user device system default, be also possible to according to network quality parameters determination, it is not limited here.
The multimedia network element is when receiving above-mentioned SDP Request message, SDP response message can be fed back to the user equipment, the SDP response message equally includes maxptime and ptime, at this time, the data packet duration that maxptime is used to inform that multimedia network element described in the user equipment sends VoP is maxptime, and ptime is used to indicate a length of ptime when the data packet for the VoP that the multimedia network element receives.The user equipment can parse the VoP received according to the maxptime in the SDP response message, to obtain speech data frame.
In embodiments of the present invention, downstream voice data network quality parameters are obtained by user equipment, and the matched downlink data packet of determining and downstream voice data network quality parameters is packaged parameter, and the instruction message for carrying downlink data packet and being packaged parameter is sent to multimedia network element, instruction message is used to indicate multimedia network member and is packaged parameter to user equipment transmission VoP according to downlink data packet, parameter is packaged according to downstream voice data network quality parameters dynamic adjustment downlink data packet to realize, reduce the loss of speech data frame, to promote the jitter of anti-voice packet, promote voice quality.
Fig. 3 is referred to, is a kind of voice data transmission method flow diagram provided in an embodiment of the present invention, this method may include step 301- step 306:
Step 301, user equipment A obtains the packet loss of downstream voice data network；
Step 302, the determining matched target downlink data packet duration of packet loss with the downstream voice data network of the user equipment A；
Step 303, the user equipment A sends the instruction message for carrying the target downlink data packet duration to the multimedia network element；
Step 304, user equipment B sends the first VoP to the multimedia network element；
Step 305, the multimedia network member carries out conversion process to first VoP according to the target downlink data packet duration and obtains second speech data packet；
Step 306, the multimedia network element sends the second speech data packet to the user equipment A.
It should be noted that, the angle that voice communication interacts is carried out from user equipment B with user equipment A in the embodiment, downstream voice data network quality parameters are introduced by taking the packet loss of downlink speech and data networks as an example, and user equipment B is the calling terminal of voice communication, are CS user equipment；User equipment A is the called end of voice communication, is VoLTE user equipment；Multimedia network element carries out conversion process to the voice data between user equipment B and user equipment A.It should be noted that the quantity of the first VoP, second speech data packet can be one, or it is multiple, it is depending on the circumstances, it is not limited here.
It will describe in detail below to the step 301- step 306 in embodiment illustrated in fig. 3:
The packet loss of 301, user equipment A acquisition downstream voice data network；
Due to the case where there are packet losses, cause the user equipment A that cannot receive downstream voice data packet completely, therefore the user equipment A needs to obtain the downlink packet loss.The method that step 301 obtains the packet loss of the downstream voice data network can be found in the description in embodiment illustrated in fig. 2 in step 201, In
This is repeated no more.
The determining matched target downlink data packet duration of packet loss with the downstream voice data network of 302, the user equipment A；
Specifically, the user equipment A is according to the packet loss of preset downstream voice data network and the determining matched downlink data packet duration of packet loss with the downstream voice data network of the corresponding relationship of downlink data packet duration.The corresponding relationship of the preset network quality parameters and downlink data packet duration includes the packet loss of at least one downstream voice data network and the mapping relations of downlink data packet duration.
303, the user equipment A send the instruction message for carrying the target downlink data packet duration to the multimedia network element；
Specifically, the user equipment A sends the instruction message for carrying the target downlink data packet duration to the multimedia network element, informs that the multimedia network element is converted to the user equipment A according to the target downlink data packet duration within next time or next period or next period, sends VoP.
304, user equipment B send the first VoP to the multimedia network element；
Wherein, the upstream data packet duration that a length of user equipment B system is defaulted when the upstream data packet of first VoP.Step 304 is to execute after upper primary VoP is sent, or execute after upper primary VoP is sent to multimedia network element, does not limit and centainly just executes after step 303.It is understood that last VoP is to send in step 301 foregoing description user equipment B to the multimedia network element.
305, the multimedia network member carries out conversion process to the VoP according to the target downlink data packet duration and obtains second speech data packet；
Specifically, the target downlink data packet duration that the multimedia network member is sent according to the user equipment A carries out conversion process to first VoP and obtains second speech data packet, i.e., when downlink data packet of the described second speech data packet a length of target downlink data packet duration.
306, the multimedia network element sends the second speech data packet to user equipment A；
In embodiments of the present invention, user equipment A calculates the packet loss of downstream voice data network according to the VoP received, downlink data packet duration is determined according to the packet loss of downstream voice data network and determining downlink data packet duration is sent to multimedia network element, multimedia network member sends VoP to user equipment A according to determining downlink data packet duration, to realize the packet loss dynamic adjusting data packet duration according to downstream voice data network, and then the jitter of anti-voice packet is promoted, promote voice quality.
Fig. 4 is referred to, is a kind of structural schematic diagram of user equipment provided in an embodiment of the present invention, which includes parameter acquiring unit 401, parameter determination unit 402 and message sending unit 403, in which:
Parameter acquiring unit 401, for obtaining downstream voice data network quality parameters；
In one possible implementation, the downstream voice data network quality parameters include the packet loss of downstream voice data network.
In one possible implementation, the parameter acquiring unit 401 is specifically used for calculating the packet loss of the downstream voice data network according to the sequence number of the VoP received.
In one possible implementation, the parameter acquiring unit 401 includes duration acquiring unit, amount calculation unit, quantity statistics unit and parameter calculation unit, is not indicated in Fig. 4.
Duration acquiring unit, for obtaining the downlink data packet duration of the VoP received in preset time period；
Amount calculation unit, the quantity forwarded of the VoP for being sent in the preset time period according to the downlink data packet duration calculation；
Quantity statistics unit, for counting the received quantity of the VoP received in the preset time period；
Parameter calculation unit, for calculating the packet loss of the downstream voice data network according to the quantity forwarded and the received quantity.
In one possible implementation, the parameter acquiring unit is specifically used for calculating the packet loss of the downstream voice data network according to the signal strength and/or signal-to-noise ratio of the VoP received.
In one possible implementation, the downstream voice data network quality parameters include the delay of the signal strength of downstream voice data network, the signal-to-noise ratio of downstream voice data network, downstream voice data network.
Parameter determination unit 402 is packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters for determining；
Wherein, it includes target downlink data packet duration that the downlink data packet, which is packaged parameter, the parameter determination unit 402 is determined specifically for the corresponding relationship according to preset network quality parameters and downlink data packet duration and the matched target downlink data packet duration of the network quality parameters, and the corresponding relationship of the preset network quality parameters and downlink data packet duration includes the mapping relations at least one downlink data packet duration between every kind of downlink data packet duration and downstream voice data network quality parameters range.
Message sending unit 403, for sending the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element, the instruction message is used to indicate the multimedia network member and is packaged according to the downlink data packet
Parameter sends VoP to the user equipment；
It should be noted that above-mentioned parameter acquiring unit 401 is for executing the step 201 in embodiment illustrated in fig. 2, the step 301 in embodiment illustrated in fig. 3；Above-mentioned parameter determination unit 402 is for executing the step 202 in embodiment illustrated in fig. 2, the step 302 in embodiment illustrated in fig. 3；Above-mentioned message sending unit 403 is for executing the step 203 in embodiment illustrated in fig. 2, the step 303 in embodiment illustrated in fig. 3.
Wherein, above-mentioned parameter acquiring unit 401 and above-mentioned parameter determination unit 402 can be processor or controller, such as it can be central processing unit (Central Processing Unit, CPU), general processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit (Application-Specific Integrated Circuit, ASIC), field programmable gate array (Field Programmable Gate Array, ) or other programmable logic device FPGA, transistor logic, hardware component or any combination thereof.It, which may be implemented or executes, combines various illustrative logic blocks, module and circuit described in the disclosure of invention.The processor is also possible to realize the combination of computing function, such as combines comprising one or more microprocessors, DSP and the combination of microprocessor etc..Above-mentioned message sending unit 403 can be with communication module, radio circuit etc..
When above-mentioned parameter acquiring unit 401 and above-mentioned parameter determination unit 402 are processor, when above-mentioned message sending unit 403 is radio circuit, user equipment involved in the embodiment of the present invention can be user equipment shown in fig. 5.
Refer to Fig. 5, for the structural schematic diagram of another user equipment provided in an embodiment of the present invention, which includes radio circuit 510, memory 520, other input equipments 530, display screen 540, sensor 550, voicefrequency circuit 560, input/output 570, processor 580 and power supply 590.It will be understood by those skilled in the art that the structure of user equipment shown in Fig. 5 does not constitute the restriction to user equipment, it may include perhaps combining certain components than illustrating more or fewer components and perhaps splitting certain components or different component layouts.Skilled person is understood that display screen 540 belongs to user interface (UI, User Interface), and user equipment 50 may include than illustrating more or less user interface.
Radio circuit 510 can be used for receiving and sending messages or communication process in, signal sends and receivees, particularly, by the downlink information of base station or multimedia network element receive after, to processor 580 handle；In addition, the data for designing uplink are sent to base station or multimedia network element.In general, radio circuit includes but is not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition, radio circuit 510 can also be communicated with network and other equipment by wireless communication.
Using in embodiments of the present invention, radio circuit 510 is used to execute 203 in embodiment illustrated in fig. 2, the second speech data packet and user equipment B corresponding 304 that the user equipment A in embodiment illustrated in fig. 3 corresponding step 303, step 303, receiving step 306 are sent.
Memory 520 can be used for storing software program and module, and the memory includes instruction for storing computer executable program code, said program code；Processor 580 is stored in the software program and module of memory 520 by operation, thereby executing the various function application and data processing of user equipment 50.Memory 520 can mainly include storing program area and storage data area, wherein storing program area can application program needed for storage program area, at least one function etc.；Storage data area, which can be stored, uses created data (such as audio data, phone directory etc.) etc. according to user equipment 50.In addition, memory 520 may include high-speed random access memory, it can also include nonvolatile memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Other input equipments 530 can be used for receiving the number or character information of input, and generate key signals input related with the user setting of user equipment 50 and function control.Specifically, other input equipments 530 may include but be not limited to one of physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick, light mouse (extension that light mouse is the touch sensitive surface for not showing the touch sensitive surface visually exported, or formed by touch screen) etc. or a variety of.Other input equipments 530 are connected with other input device controls devices 571 of input/output 570, carry out signal interaction with processor 580 under the control of other equipment input controller 571.
Display screen 540 can be used for showing information input by user or be supplied to the information of user and the various menus of user equipment 50, can also receive user's input.
User equipment 50 may also include at least one sensor 550, such as optical sensor, motion sensor and other sensors.
Voicefrequency circuit 560, loudspeaker 561, microphone 562 can provide the audio interface between user and user equipment 50.Signal after the audio data received conversion can be transferred to loudspeaker 561 by voicefrequency circuit 560, be converted to voice signal output by loudspeaker 561；On the other hand, the voice signal of collection is converted to signal by microphone 562, audio data is converted to after being received by voicefrequency circuit 560, then audio data is exported to radio circuit 510 to be sent to such as another user equipment, or audio data is exported to memory 520 to be further processed.
Input/output 570 is used to control the external equipment of input and output, may include other equipment input controller 571, sensor controller 572, display controller 573.Optionally, it is one or more its
He receives signal from other input equipments 530 and/or sends signal to other input equipments 530 input control apparatus controller 571, other input equipments 530 may include physical button (push button, rocker buttons etc.), dial, slide switch, control stick, click idler wheel, light mouse (extension that light mouse is the touch sensitive surface for not showing the touch sensitive surface visually exported, or formed by touch screen).It is worth noting that other input control apparatus controllers 571 can be connect with any one or multiple above equipments.Display controller 573 in the input/output 570 receives signal from display screen 540 and/or sends signal to display screen 540.
Processor 580 is the control centre of user equipment 50, utilize the various pieces of various interfaces and the entire user equipment 50 of connection, by running or executing the instruction being stored in memory 520, and the data being stored in memory 520 are called, execute the various functions and processing data of user equipment 50.Using in embodiments of the present invention, processor 580 is used to execute 301,302 in 201,202 and embodiment illustrated in fig. 3 in embodiment illustrated in fig. 2.
Power supply 590 (such as battery), it is preferred that power supply can be logically contiguous by power-supply management system and processor 580, to realize the functions such as management charging, electric discharge and power consumption by power-supply management system.
The embodiment of the present invention also provides a kind of storage medium, the storage medium is non-volatile computer readable storage medium storing program for executing, the non-volatile computer readable storage medium storing program for executing is stored at least one program, each described program includes instruction, and described instruction makes the user equipment execute voice data transmission method provided in an embodiment of the present invention when being executed by the user equipment with processor.
It should be noted that, for the various method embodiments described above, for simple description, therefore, it is stated as a series of action combinations, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described, because according to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know that, the embodiments described in the specification are all preferred embodiments, and related actions and modules are not necessarily necessary for the present invention.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in some embodiment, reference can be made to the related descriptions of other embodiments.
The steps in the embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.
Unit in the device of that embodiment of the invention can be combined, divided and deleted according to actual needs.This
The feature of different embodiments described in this specification and different embodiments can be combined or be combined by the technical staff in field.
Through the above description of the embodiments, it is apparent to those skilled in the art that the present invention can be realized with hardware realization or firmware realization or their combination mode.When implemented in software, above-mentioned function can be stored in computer-readable medium or as on computer-readable medium one or more instructions or code transmit.Computer-readable medium includes computer storage media and communication media, and wherein communication media includes convenient for from a place to any medium of another place transmission computer program.Storage medium can be any usable medium that computer can access.As example but be not limited to: computer-readable medium may include random access memory (Random Access Memory, RAM), read-only memory (Read-Only Memory, ROM), Electrically Erasable Programmable Read-Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact Disc Read-Only Memory, ) or other optical disc storages CD-ROM, magnetic disk storage medium or other magnetic storage apparatus, or can be used in carry or store have instruction or data structure form desired program code and can be by calculating Any other medium of machine access.Furthermore.Any connection appropriate can become computer-readable medium.Such as, if software is using coaxial cable, optical fiber cable, twisted pair, Digital Subscriber Line (Digital Subscriber Line, DSL) either the wireless technology of the wireless technology of such as infrared ray, radio and microwave etc from website, server so coaxial cable, optical fiber cable, twisted pair, DSL or such as infrared ray that perhaps other remote sources are transmitted, wireless and microwave etc includes in the fixing of affiliated medium.As used in the present invention, disk (Disk) and dish (disc) include compression optical disc (CD), laser disc, optical disc, Digital Versatile Disc (DVD), floppy disk and Blu-ray Disc, the usually magnetic replicate data of which disk, and dish is then with laser come optical replicate data.Combination above should also be as including within the protection scope of computer-readable medium.
In short, being not intended to limit the scope of the present invention the foregoing is merely the preferred embodiment of technical solution of the present invention.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (16)
- A kind of voice data transmission method characterized by comprisingUser equipment obtains downstream voice data network quality parameters；The user equipment is determining to be packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters；The user equipment sends the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element, and the instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet.
- The method according to claim 1, wherein the downstream voice data network quality parameters include the packet loss of downstream voice data network.
- According to the method described in claim 2, it is characterized in that, the user equipment obtains downstream voice data network quality parameters, comprising:The user equipment calculates the packet loss of the downstream voice data network according to the sequence number of the VoP received.
- According to the method described in claim 2, it is characterized in that, the user equipment obtains downstream voice data network quality parameters, comprising:The received quantity of the VoP received in the user equipment statistics preset time period；The user equipment estimates the quantity forwarded of the VoP sent in the preset time period according to the downlink data packet duration of the VoP received in the preset time period；The user equipment calculates the packet loss of the downstream voice data network according to the received quantity and the quantity forwarded.
- According to the method described in claim 2, it is characterized in that, the user equipment obtains downstream voice data network quality parameters, comprising:The user equipment is according to the signal strength and/or downstream voice data network of downstream voice data network Signal-to-noise ratio, calculate the packet loss of the downstream voice data network.
- The method according to claim 1, wherein the downstream voice data network quality parameters include the delay of the signal strength of downstream voice data network, the signal-to-noise ratio of downstream voice data network, and/or downstream voice data network.
- Method according to claim 1-6, which is characterized in that it includes target downlink data packet duration that the downlink data packet, which is packaged parameter,；The user equipment is determining to be packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters, comprising:The corresponding relationship of corresponding relationship determination and the downstream voice data network quality parameters matched downlink data packet duration of the user equipment according to preset network quality parameters with downlink data packet duration, the preset network quality parameters and downlink data packet duration includes the mapping relations of at least one downlink data packet duration and downstream voice data network quality parameters.
- A kind of user equipment characterized by comprisingParameter acquiring unit, for obtaining downstream voice data network quality parameters；Parameter determination unit is packaged parameter with the matched downlink data packet of the downstream voice data network quality parameters for determining；Message sending unit, for sending the instruction message for carrying the downlink data packet and being packaged parameter to multimedia network element, the instruction message is used to indicate the multimedia network member and is packaged parameter to user equipment transmission VoP according to the downlink data packet.
- User equipment according to claim 8, which is characterized in that the downstream voice data network quality parameters include the packet loss of downstream voice data network.
- User equipment according to claim 9, which is characterized in that the parameter acquiring unit is specifically used for calculating the packet loss of the downstream voice data network according to the sequence number of the VoP received.
- User equipment according to claim 9, which is characterized in that the parameter acquiring unit includes:Quantity statistics unit, for counting the received quantity of the VoP received in preset time period；Quantity survey (surveying) unit, for estimating the quantity forwarded of the VoP sent in the preset time period according to the downlink data packet duration of the VoP received in the preset time period；Parameter calculation unit, for calculating the packet loss of the downstream voice data network according to the received quantity and the quantity forwarded.
- User equipment according to claim 9, which is characterized in that the parameter acquiring unit is specifically used for calculating the packet loss of the downstream voice data network according to the signal strength of downstream voice data network and/or the signal-to-noise ratio of downstream voice data network.
- User equipment according to claim 8, which is characterized in that the downstream voice data network quality parameters include the delay of the signal strength of downstream voice data network, the signal-to-noise ratio of downstream voice data network, and/or downstream voice data network.
- According to the described in any item user equipmenies of claim 8-13, which is characterized in that it includes target downlink data packet duration that the downlink data packet, which is packaged parameter,；The parameter determination unit is specifically used for determining with the matched downlink data packet duration of the downstream voice data network quality parameters according to the corresponding relationship of preset network quality parameters and downlink data packet duration, and the corresponding relationship of the preset network quality parameters and downlink data packet duration includes the mapping relations of at least one downlink data packet duration and downstream voice data network quality parameters.
- A kind of user equipment, which is characterized in that the user equipment includes processor and memory, wherein the memory includes instruction for storing computer executable program code, said program code；When the processor executes described instruction, described instruction makes the user equipment execute voice data transmission method according to claim 1-7.
- A kind of storage medium, which is characterized in that the storage medium is non-volatile computer readable storage medium storing program for executing, and the non-volatile computer readable storage medium storing program for executing is stored at least one program, each journey Sequence includes instruction, and described instruction makes the user equipment execute voice data transmission method according to claim 1-7 when being executed by the user equipment with processor.
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| CN112713967A (en) * | 2020-12-30 | 2021-04-27 | 北京猿力未来科技有限公司 | Data transmission method and device |
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| CN112751819B (en) * | 2020-04-01 | 2022-04-05 | 腾讯科技（深圳）有限公司 | Processing method and device for online conference, electronic equipment and computer readable medium |
| CN114302194B (en) * | 2021-01-14 | 2023-05-05 | 海信视像科技股份有限公司 | Display device and playing method during multi-device switching |
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| CN101699867A (en) * | 2009-10-28 | 2010-04-28 | 武汉世纪信通通信产业有限公司 | Dynamic adjustment method of video data transmission rate |
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| JP5051252B2 (en) * | 2010-02-18 | 2012-10-17 | 沖電気工業株式会社 | Network failure detection system |
| CN103997434B (en) * | 2014-05-21 | 2017-12-05 | 华为技术有限公司 | The detection method and relevant device of network transmission situation |
| CN104579582B (en) * | 2015-02-05 | 2017-11-17 | 成都金本华科技股份有限公司 | A kind of high-quality speech transmission method based on communication network |
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| CN101141387A (en) * | 2007-10-16 | 2008-03-12 | 中兴通讯股份有限公司 | Control method and control system to improve network fax dependability |
| US20100135180A1 (en) * | 2008-12-01 | 2010-06-03 | Fujitsu Limited | Method of measuring packet loss rate, packet loss rate measuring device and storage medium |
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