CN102377776A - Voice set top box device and implementation method thereof - Google Patents
Voice set top box device and implementation method thereof Download PDFInfo
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- CN102377776A CN102377776A CN2011103113099A CN201110311309A CN102377776A CN 102377776 A CN102377776 A CN 102377776A CN 2011103113099 A CN2011103113099 A CN 2011103113099A CN 201110311309 A CN201110311309 A CN 201110311309A CN 102377776 A CN102377776 A CN 102377776A
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Abstract
The invention provides a voice set top box device and an implementation method thereof. The device comprises an application layer, an OS (Operating System) layer and a device layer; the application layer comprises a virtual office desktop module and a call seat module, the virtual office desktop module accesses the application and the desktop on remote service on the basis of a self-adaptive transmission protocol stack, and the call seat module controls the functions of a soft phone and an attendant console on the basis of an SIP (Session Initiation Protocol) stack; the device layer comprises an ARM (advanced reduced instruction-set computer machine), a sound card, a USB (universal serial bus) interface unit, a DSP (digital signal processor) module and a GPU (graphic processing unit) module, and the DSP module and the GPU module are used for processing audio and video. The invention uses the desktop virtualization technology to put both the desktop and the application on a remote server for unified management, thus greatly reducing the maintenance cost and also preventing the problem that a voice call seat cannot continue to be used due to the failure of a terminal device. Meanwhile, the usage of the ARM platform enhances security and reliability, and also solves the problem that the power consumption of the ordinary PC (personal computer) is high and that a group of PCs produces noise in an office area.
Description
Technical field
The present invention relates to technical field of virtualization, relate in particular to a kind of voice set-top box device and its implementation.
Background technology
Existing audio call is attended a banquet and is to use PC to add phone equipment or PC to add that soft phone software realizes.But along with the continuous development of call center's scale, enterprise has begun from the concern construction cost, turns to the overall cost of overall process of more paying close attention to operation cost, maintenance cost composition.Enterprise also more is concerned about the human-based management method of call center simultaneously, and the social responsibility of energy-saving and emission-reduction.
Existing audio call is attended a banquet and is had following shortcoming: PC and need drop into a large amount of maintenance costs, needs upgrade maintenance software constantly, also can can't use because PC goes wrong; PC crowd's hard disk and fan can cause the strong noise of Administrative Area to pollute; The power consumption of PC is too high relatively, the waste computational resource.
Summary of the invention
The object of the present invention is to provide a kind of voice set-top box device and its implementation.
The objective of the invention is to realize through following technical scheme.
A kind of voice set-top box device comprises: application layer, OS layer and mechanical floor, said application layer comprise virtual desk tops module and the calling module of attending a banquet,
Said virtual desk tops module realizes application on the remote service and desktop are conducted interviews based on the self adaptive transmission agreement stack;
The said calling module of attending a banquet realizes the function control of soft phone and console based on the Session Initiation Protocol stack;
Said mechanical floor comprises ARM, sound card, usb interface unit, DSP module and GPU module, and said DSP module and GPU module are used for audio frequency and video are handled.
Preferably, said application layer also comprises session layer, soft phone module, console module and network control layer.
Preferably, said mechanical floor also comprises network interface card, is used for the transmission of application flow and audio/video flow.
Preferably, said Session Initiation Protocol stack comprises stack application layer, key-course and transport layer,
The stack application layer is used for the collection of voice data and broadcast, silence detection, echo are eliminated and the encoding and decoding of voice data;
Key-course is used for the control of selection, conversation procedure control and audio data transmission quality of broadcast and collection, the audio coding decoding of control audio data;
Transport layer is used for the transmission of voice data and speech path control instruction.
Preferably, said self adaptive transmission agreement stack comprises: datalink layer connection, tunnel layer, encryption and decryption layer, self adaptive transmission agreement data Layer, network articulamentum and network verification layer.
Preferably, said self adaptive transmission agreement stack is made up of channel type, enciphered data, data division,
Said channel type comprises, master control passage, sound channel, video channel, peripheral channel, application passage, desktop passage;
The master control passage is used for sending the request to virtual desktop and virtual application to server end, to the whole process management may command of use virtual desktop and virtual application, creates as required and discharges other tunnels;
Sound channel is used for transmitting audio data;
Video channel is used for transmitting video data;
Use the information that passage is used to transmit various virtual applications;
The desktop passage is used for the information of transfer of virtual desktop.
A kind of voice set-top box device implementation method comprises step:
A: the mechanical floor network interface card receives data, is judged as voice flow or desktop stream, if for desktop stream, then get into step b, if be voice flow, then gets into step c;
B: through the self adaptive transmission agreement resolution data, session layer is carried out desktop assembly unit and GSP image processing, presents desktop or application by application layer;
C: receive resolution data through Session Initiation Protocol, be judged as the session control data, carry out session control through soft phone module.
Preferably, step c also comprises: receive resolution data through Session Initiation Protocol, be judged as speech data, soft phone module carries out speech play, through the DSP Audio Processing, through the sound card audio plays.
Preferably, self adaptive transmission agreement resolution data among the step b specifically comprises:
B1: user's login, create control channel;
B2: create the corresponding virtual passage as required, with disposal ability and the solicited message notification streams distributor of self;
B3: the stream distribution device receives after the request, carries out adaptively according to the disposal ability of end and solicited message, finds the high in the clouds that service can be provided for the terminal, notifies this high in the clouds;
B4: the corresponding virtual passage is created according to the solicited message of receiving in high in the clouds, after passage is created successfully, the result is issued the stream distribution device, and the stream distribution device is issued the terminal with the result;
B5: the terminal begins to carry out data interaction after receiving that the passage success message is created in high in the clouds, by new establishment channel transmission data, is managed by aerial passage.
Preferably, Session Initiation Protocol reception resolution data comprises among the step c: incoming call flow process and exhalation flow process,
Said incoming call flow process comprises: attend a banquet and land, soft phone gets into the WAITING state; The phone incoming call is arranged, and soft phone gets into the RINGING state after receiving INVIE message; The soft phone of the off-hook of attending a banquet is received OK message; Soft phone gets into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more;
The exhalation flow process comprises: the initiation session of attending a banquet receives that 100 backs get into the TRYING state; Receive that 180 backs get into the RINGING state; The other side's off-hook is laggard goes into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more.
The present invention compared with prior art; Have the following advantages: the present invention uses the desktop virtual technology that desktop is carried out unified management with using on the server that all is placed on far-end; Thereby greatly reduce maintenance cost, also avoided because the problem that terminal equipment can't continue to use after breaking down.Use the ARM platform to improve fail safe and reliability simultaneously; Also solved the problem that common PC power consumption height and PC crowd cause the Administrative Area noise.Voice set-top box device provided by the invention is non-maintaining, low-power consumption, " zero " noise, high voice quality, the high reliability terminal of attending a banquet.User and equipment are separated binding, and all concentrate management and control in the machine room side to equipment, port, application, data and operating system data.
Description of drawings
Fig. 1 is a phonetic machine top box structural representation of the present invention;
Fig. 2 is a phonetic machine top box implementation method flow chart of the present invention;
Fig. 3 is a Session Initiation Protocol trestle composition;
Fig. 4 is a Session Initiation Protocol stack flow chart;
Fig. 5 is a self adaptive transmission agreement trestle composition;
Fig. 6 is that the self adaptive transmission agreement stack is formed sketch map;
Fig. 7 is a self adaptive transmission agreement stack flow chart.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
See also shown in Figure 1ly, phonetic machine top box structural representation of the present invention comprises: application layer, OS layer and mechanical floor, application layer is made up of the two large divisions, virtual desk tops module and the calling module of attending a banquet.Virtual desk tops module is to realize application on the remote service and desktop are conducted interviews through self adaptive transmission agreement, thereby reduces the maintenance and management cost of call center, improves attend a banquet fail safe and reliability.The calling module of attending a banquet is based on the function that the Session Initiation Protocol stack is realized soft phone and console.
Application layer also comprises session layer, soft phone module, several network control layers of console module.
In mechanical floor, comprise ARM, sound card, usb interface unit, DSP module and GPU module; DSP and GPU module have improved the disposal ability of voice set-top box device to audio frequency and video; Two network interface cards have been increased simultaneously; Realize binary channels from physical layer, improved the transmission quality and the high reliability of application flow and audio/video flow.
See also shown in Figure 2ly, phonetic machine top box implementation method flow chart of the present invention comprises:
Step 201: the mechanical floor network interface card receives data;
Step 202: be judged as voice flow or desktop stream,,, then get into step 207 if be voice flow if, then get into step 203 for desktop stream;
Step 207: receive resolution data through Session Initiation Protocol and Real-time Transport Protocol;
Step 208: be judged as speech data or session control data, if the session control data get into step 209, if speech data then gets into step 210;
Step 209: carry out session control through soft phone module;
Virtual desk tops module is used for realizing application on the remote service and desktop are conducted interviews through self adaptive transmission agreement in the application layer of the present invention; The calling module of attending a banquet is used for realizing through the Session Initiation Protocol stack function control of soft phone and console.
See also Session Initiation Protocol trestle composition shown in Figure 3, the Session Initiation Protocol stack is a chief component of calling out the module of attending a banquet.The Session Initiation Protocol stack has been realized collection and broadcast, silence detection, echo elimination, the selection of encoding and decoding speech and the control of execution, speech channel State Control, audio data transmission and audio data transmission quality of voice data.
Session Initiation Protocol stack chief component has: application layer, key-course, transport layer.Application layer is responsible for the collection of voice data and broadcast, silence detection, echo are eliminated and the encoding and decoding of voice data.Key-course is responsible for the control of selection, conversation procedure control and audio data transmission quality of broadcast and collection, the audio coding decoding of control audio data.Transport layer is responsible for the transmission of voice data and speech path control instruction.
Session Initiation Protocol stack flow process, as shown in Figure 4, be divided into incoming call flow process and exhalation flow process.The incoming call flow process is: attend a banquet and land, soft phone gets into the WAITING state; The phone incoming call is arranged, and soft phone gets into the RINGING state after receiving INVIE message; The soft phone of the off-hook of attending a banquet is received OK message; Soft phone gets into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more.The exhalation flow process is: the initiation session of attending a banquet receives that 100 backs get into the TRYING state; Receive that 180 backs get into the RINGING state; The other side's off-hook is laggard goes into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more.
See also self adaptive transmission agreement trestle composition shown in Figure 5, comprising: datalink layer connection (ISO), tunnel layer (MCS), encryption and decryption layer (SEC), self adaptive transmission agreement data Layer (APT), network articulamentum and network verification.Its composition is as shown in Figure 6, comprising: channel type, enciphered data, data division.
Channel type mainly comprises, master control passage, sound channel, video channel, peripheral channel, application passage, desktop passage.
The master control passage is responsible for sending the request to virtual desktop and virtual application to server end, to using the whole process management may command of virtual desktop and virtual application.Create as required and discharge other tunnels.
Sound channel is responsible for transmitting audio data.
Video channel is responsible for transmitting video data.
Use passage and be responsible for transmitting the information of various virtual applications.
The desktop passage is responsible for the information of transfer of virtual desktop.
What enciphered data was explained is type, the rank of AES.AES is divided into 3 high, medium and low three ranks of rank.High level AES uses 128 strong RC4 AES, and the terminal is all encrypted to the data at terminal to the data and the high in the clouds in high in the clouds.Other AES of middle rank uses 64 RC4 AES, and the terminal is all encrypted to the data at terminal to the data and the high in the clouds in high in the clouds.Low-level AES uses 64 RC4 AES, only the data from the terminal to high in the clouds is encrypted.
Data division is the data of efficient adaptive host-host protocol, and the beginning of data, ending and length.
The self adaptive transmission agreement handling process, referring to shown in Figure 7:
The first step: user's login, create control channel.
Second step: create the corresponding virtual passage as required, with disposal ability and the solicited message notification streams distributor of self.
The 3rd step: the stream distribution device is received after the request, carries out adaptive according to the disposal ability and the solicited message of end.Find the high in the clouds that service can be provided for the terminal, notify this high in the clouds.
The 4th step: the corresponding virtual passage is created according to the solicited message of receiving in high in the clouds.After passage is created successfully, the result is issued the stream distribution device, the stream distribution device is issued the terminal with the result.
The 5th step: the terminal begins to carry out data interaction after receiving that the passage success message is created in high in the clouds.By new establishment channel transmission data, manage by aerial passage.In this process high in the clouds can according to the ability of terminal equipment and instantly network environment desktop or application split different passages sent, on terminal equipment, carry out assembly unit at last, for the user represents a complete interface.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a voice set-top box device is characterized in that, comprising: application layer, OS layer and mechanical floor, said application layer comprise virtual desk tops module and the calling module of attending a banquet,
Said virtual desk tops module realizes application on the remote service and desktop are conducted interviews based on the self adaptive transmission agreement stack;
The said calling module of attending a banquet realizes the function control of soft phone and console based on the Session Initiation Protocol stack;
Said mechanical floor comprises ARM, sound card, usb interface unit, DSP module and GPU module, and said DSP module and GPU module are used for audio frequency and video are handled.
2. voice set-top box device as claimed in claim 1 is characterized in that, said application layer also comprises session layer, soft phone module, console module and network control layer.
3. voice set-top box device as claimed in claim 1 is characterized in that said mechanical floor also comprises network interface card, is used for the transmission of application flow and audio/video flow.
4. voice set-top box device as claimed in claim 1 is characterized in that, said Session Initiation Protocol stack comprises stack application layer, key-course and transport layer,
The stack application layer is used for the collection of voice data and broadcast, silence detection, echo are eliminated and the encoding and decoding of voice data;
Key-course is used for the control of selection, conversation procedure control and audio data transmission quality of broadcast and collection, the audio coding decoding of control audio data;
Transport layer is used for the transmission of voice data and speech path control instruction.
5. voice set-top box device as claimed in claim 1 is characterized in that, said self adaptive transmission agreement stack comprises: datalink layer connection, tunnel layer, encryption and decryption layer, self adaptive transmission agreement data Layer, network articulamentum and network verification layer.
6. voice set-top box device as claimed in claim 5 is characterized in that, said self adaptive transmission agreement stack is made up of channel type, enciphered data, data division,
Said channel type comprises, master control passage, sound channel, video channel, peripheral channel, application passage, desktop passage;
The master control passage is used for sending the request to virtual desktop and virtual application to server end, to the whole process management may command of use virtual desktop and virtual application, creates as required and discharges other tunnels;
Sound channel is used for transmitting audio data;
Video channel is used for transmitting video data;
Use the information that passage is used to transmit various virtual applications;
The desktop passage is used for the information of transfer of virtual desktop.
7. a voice set-top box device implementation method is characterized in that, comprises step:
A: the mechanical floor network interface card receives data, is judged as voice flow or desktop stream, if for desktop stream, then get into step b, if be voice flow, then gets into step c;
B: through the self adaptive transmission agreement resolution data, session layer is carried out desktop assembly unit and GSP image processing, presents desktop or application by application layer;
C: receive resolution data through Session Initiation Protocol, be judged as the session control data, carry out session control through soft phone module.
8. voice set-top box device implementation method as claimed in claim 7 is characterized in that step c also comprises: receive resolution data through Session Initiation Protocol, be judged as speech data, soft phone module carries out speech play, through the DSP Audio Processing, through the sound card audio plays.
9. like claim 7 or 8 described voice set-top box device implementation methods, it is characterized in that self adaptive transmission agreement resolution data among the step b specifically comprises:
B1: user's login, create control channel;
B2: create the corresponding virtual passage as required, with disposal ability and the solicited message notification streams distributor of self;
B3: the stream distribution device receives after the request, carries out adaptively according to the disposal ability of end and solicited message, finds the high in the clouds that service can be provided for the terminal, notifies this high in the clouds;
B4: the corresponding virtual passage is created according to the solicited message of receiving in high in the clouds, after passage is created successfully, the result is issued the stream distribution device, and the stream distribution device is issued the terminal with the result;
B5: the terminal begins to carry out data interaction after receiving that the passage success message is created in high in the clouds, by new establishment channel transmission data, is managed by aerial passage.
10. voice set-top box device implementation method as claimed in claim 7 is characterized in that, Session Initiation Protocol reception resolution data comprises among the step c: incoming call flow process and exhalation flow process,
Said incoming call flow process comprises: attend a banquet and land, soft phone gets into the WAITING state; The phone incoming call is arranged, and soft phone gets into the RINGING state after receiving INVIE message; The soft phone of the off-hook of attending a banquet is received OK message; Soft phone gets into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more;
The exhalation flow process comprises: the initiation session of attending a banquet receives that 100 backs get into the TRYING state; Receive that 180 backs get into the RINGING state; The other side's off-hook is laggard goes into session status; Begin simultaneously through audio frequency apparatus collection and broadcast; The data that collect are sent to the opposite end later on through silence detection, echo cancellation and an article encoding process, with playing through audio frequency apparatus behind the data process audio decoder that receives, silence detection, the echo cancellation; Conversation end, BYE message is initiated in the on-hook of attending a banquet, and soft phone gets into the WAITING state once more.
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Application publication date: 20120314 |