TWI359590B - System and method for internet voice transmission - Google Patents

Description

1359590 IX. 'Development Month Description: TECHNICAL FIELD OF THE INVENTION The present invention relates to a voice signal transmission technique, and more particularly to a voice signal transmission system and method applied to a network. [Prior Art] With the rise of the Internet, a telephony company with twisted pair to home users provides integrated access in order to simultaneously provide voice and data integration services to reduce operating costs and add new services. The solution has become the future development direction of the telecom operators, and the Integrated Access Device (IAD) has begun to develop. In general, IAD is used to integrate Access Routers, Private Automatic Branch Exchanges (PABXs) and/or Key Telephone Systems (KTS) and digital subscriber loop data planes ( Devices such as xDSL Modem or ATU-R). In the existing network environment, the voice packetization is considered to be a mature technology. Currently, the most common network voice transmission system can be divided into VoIP (Voice over Internet Protocol, VoIP) and VoDSL (Voice over Digital Subscriber Line). Take VoDSL as an example, which is to carry digitalized speech on a digital user loop. It can use existing digital subscriber loop technologies such as ADSL, SDSL, HDSL2, G.SHDSL and other technologies to provide voice and data services. The frequency band of VoDSL carried voice is different from the traditional voice carrier frequency band. The frequency range of traditional voice transmission is below 4KHz, while the frequency range of VoDSL is 5 110716 I · 1359590 above 4KHz. The technology carries the twisted neck ^ Μ ^ Ψ m ^ ^ v and the battle. The mouth is stunned, the voice can be passed through

Gate public network' then via voice channel gate (10)ce

Gateway) and the traditional c丨ass 5 „. The tongue and the 乂 乂 进入 进入 进入 进入 进入 进入 进入 进入 进入 公众 公众 公众 公众 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 乂 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用 使用For the average family user, it is necessary to make a variety of services, such as the company, to facilitate the payment of data and telephone service, and to provide the multi-channel power supply (the rib) way to avoid public and private confusion. In the enterprise; and the use of telephone service not only increases the convenience of contact with customers, but also; some people have a special telephone call to let customers make big companies like the company.

k and security. The telecommunications chapter can be ^ J electricity 1. The system has improved the 由 by v〇 DSL technology: ‘to reduce the use of public networks: operating costs’ to create greater profits. Although the VoDSL has many of the above advantages, the digital bandwidth will be large due to different distances, environments, and user-selected bandwidths. 7 :: The traffic volume of the website or the network data transmission traffic is too large. The network voice communication cannot be smoothly carried out: when a network terminal needs to communicate with other network terminals and other application data, the technology system handles the voice data and other application data. The data of the order, so the mode of data transmission = pass = shun and cause 110716 6 丄 = quality when the network bandwidth is insufficient, delay or break the temple bad problem, for the network Simply for the sake of improving the network two: users are quite uncomfortable. Xiangmen: The quality of the bucket is increased by the bandwidth of the device's communication system. The same problem also occurs in how VoIP voice over VoIP can provide a system and method for transmitting voice signals without excessively increasing the bandwidth. It is a matter of the present invention. - Internet language (4) = is applied to the network communication (four) system, the network voice m transmission system includes a regional network and a wide area network, wherein the network has a network connection function, and can The transmission and reception of the data packet with the network communication system is performed. The communication between the voice signal and the digital voice signal is used to communicate with the other voice communication packets. The module is used for pin 2] The WAN is transmitted to the other-area network: ^Pack' is based on the U should be voice # material packet and / or the: == rigid level; digital user loop data machine Used as the back-end termination unit of the 2 communication system, and is set in the network terminal device and functions, and the WAN terminal includes a router for receiving the data transmitted through the digital subscriber loop data machine. After the package, according to the level set by the setting module for the voice data packet and/or the service type of the other type of data packet, labels corresponding to different priority levels are added, and are represented by different labels. The priority level determines the priority order of transmission and reception. + In one form of the invention, the integrated access module includes: a setting module for setting a service type according to a preset voice data packet and other data packets. Level 'sets the service type level of the tone data packet transmitted by the network phone, and the service type level of the other type of data packet transmitted by the network terminal device; the transmission rate limiting module is used for Determining a network bandwidth including uploading and downloading, and limiting a rate of transmission of the voice data packet and the other f-packet according to a preset parameter; and adjusting the module to be set according to the setting module Voice service packet and/or service type level of the other type of data packet, and the transmission rate limiting module Limiting the rate of transmission of the voice data packet and/or the other type of data packet, and performing the allocation of the usage rights. See the present invention for providing a network telephone signal integrated transmission method, which is applied by the regional network and the wide area network. The network communication system composed of the end: =I祠路5My voice number transmission system includes: First, for the network side of the area to transmit through the WAN end _一, ^ 』 岭 鳊 sent to another The network network's capital, history, and voice data packets and/or other data packets are of the service type, followed by 'the service type of the data package according to the setting, 'add the corresponding priority level label to the The voice data has been and/or the other data is encapsulated; then, according to the label of the data packet, 110716 1359590 '. the label of the priority level is determined, and the order of the data packet transmission and the domain is determined. The road end receives the data from the wide:: the road end eight transmits the label with the different priority levels, and the first area network end is based on the limit corresponding to the different data packets. Each of the shirts has the right to use the transmission bandwidth. In the form of a month, the service is based on the set data: 2, and the label corresponding to the different priority levels attached to the voice 2 The steps of the #包 and/or the other data packet include: setting the service access level of the voice packet to be prioritized over other types of data sealing type; determining the network bandwidth of the current upload and the next cut , , 'limit the rate of data packet uploading and downloading according to preset parameters; and perform service type level according to the set voice data packet and/or other types of data packets, and the rate of restricted data packet transmission, The allocation of network bandwidth usage rights. 较Compared with the conventional network voice communication (4) transmission technology audio signal transmission line and method, can set the voice signal packet service when the network voice communication device user = nickname Type level, and at the same time with the voice signal seal #卜彳皇. Feng Wei's $敕, 匕 uploading the connection rate to do the network signal transmission equipment transmission S two r's when downloading the voice, then through The router can also adjust the voice data according to the service type of the first sigh, and can also adjust according to the downloaded silicon. 3⁄4 μ, so it can solve the problem of poor transmission quality of the transmission rate of the conventional transmission equipment.语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音 语音Other advantages and effects of the present invention may be implemented or applied by other different two-body embodiments, and the details in the present specification may also be modified based on different viewpoints and applications without the spirit of the present invention. With changes.

In this embodiment, the network voice signal transmission system of the present invention is applied to a plurality of regional network (LAN) terminals and a plurality of regional network terminals are used. Connect to each other via a wide area network (WAN) and transmit data packets including voice. Refer to Section 1 for the application architecture diagram of the library on the regional network side of the transmission system. As shown in the figure, in the application architecture of the local area network 1 in this embodiment, the network terminal includes: a network terminal, a U 乂 switch 12, a network telephone 13, and a private switch (such as (

Ranch exchange, ΡΒχ) 14, integrated access module user loop data machine 16. The crying network terminal device U can be, for example but not limited to, a personal computer, a computer, a workstation, a notebook computer, a personal digital assistant (PDA), or a data processing device having a network connection function. The change machine 12 is used to connect at least one network terminal device 11 and the like, and is further configured to pass through the parent switch 12 to form a regional network composed of a plurality of network terminal devices or other network devices. In this embodiment, the switch 12 can be an Ethernet switch, and can rely on the local area network Ethernet 110716 10

I

I I 2 rate and wiring architecture distinguish 1 _, (10) (4) called 1G Gbps and so on. It should be noted that in other embodiments of the present invention, the switch 12 can be replaced by a hub (_). In addition, if there is a network terminal device 11, the switch can be selectively removed and the network terminal device 丨1 is directly connected to the integrated access module 15. In the present embodiment, the network phone 13 can be, for example, ν〇ιρ or _立's system for converting the analog voice signal it receives into a digit=signal, and utilizing network communication in the form of voice data packet. System transmission = Gan position ° I voice shouted to other fixed voice transmission devices such as fixed network, web phone, VqIP or VoDSL t, in addition, the Internet phone 13 will be received through the equal phase of the road (four) unified reception The digital voice signal of the voice data packet format is converted into an analog voice signal for the user to listen to. The spear parent 14 is used to perform voice exchange, and establishes and maintains a path through the matrix j, so that the calling party and the called party can talk, and the automatic parent changing function is achieved, and the voice signal is transmitted after the voice signal is concentrated. The shared outside line is connected to the switching equipment of the telecommunications company. The integrated access module 15 includes a setting module 151, a transmission rate limiting module 152, and an adjustment module 153. The setting module 151 is configured to set a service type level and a network terminal of the voice data packet transmitted by the network telephone 透过 through the private parent switch 14 according to the service type level of the preset voice data packet and other data packets. The service type level of the device 其他 other types of data packets transmitted through the switch 12. In this embodiment, the service type 110716 11 of the voice data packet transmitted by the VoIP phone 13 through the private switch 14 is transmitted. The grading is transmitted by the server 12 of the data packet responsive to the network terminal. In the process:: the type level '俾 in the subsequent data transmission V耘' can take precedence over other types of rights. 丄I 枓 枓 旱 旱 有 有 有 有 有 有 有 传输 传输 传输 传输 传输 传输 传输 传输 传输 传输 152 152 152 152 152 152 The network bandwidth 'depends on the pre-communication/, r rate. (4) The d-parameter limit data packet transmission speed adjustment module 153 is used to set the voice It package and/or other types of data according to the setting module 151. The service type of the packet is transmitted in the fast rate of the data packet transmission limited by the rate limit module 152, and the allocation of the network bandwidth usage authority is performed. „The number digit user loop data machine 16 is terminated by the digital user loop remotely. :疋' and set in the network terminal device u client, and has a month B. "Read Figure 2" is used to display the application architecture diagram of the wide area network terminal in the network voice signal transmission system of the present invention. As shown in the figure, in the application architecture of the WAN 2 of the present embodiment, including a plurality of routes crying A to E. The router A and the digital subscriber loop data machine μ, that is, a plurality of regional networks (LAN) end and wide area network (foot) end, such as Asymmetric Digital Subscriber Loop (ADSL), High Speed Digital Subscriber Loop (HDSL), Rate Adaptive Digital Subscriber Loop (radsl), Symmetric Digital Subscriber Loop (SDSL), Super Network communication systems such as high-speed digital subscriber loop (VDSL) and single dual ultra-high-speed digital subscriber loop (G.SHDSL) are connected to each other. 110716 12 丄359590 * « * Network communication system is divided into digital subscriber circuits (xDSL) Outside the system, you can also use the FTTB (Fiber To The Building) network connection and / or use wireless network connection. The network communication system, the first architecture can be, for example, the Internet (I nt Erne t), intranet system ^intranet), inter-network system (extranet) or virtual private network (VPN) architecture. In the example of Benbe, after receiving the data packet transmitted by the digital subscriber loop data machine 16, the router A will add a corresponding priority according to the level set by the service type of the setting module 151 pin data packet. The tag of the weight class, the routers determine the priority order of transmission and reception according to the priority level represented by different tags. As mentioned above, the service type level of the voice data packet transmitted by the network telephone 13 through the private exchange 14 is prior to the network terminal device 11 if the switch 12', the service type of the application-specific data packet. Then, Router A attaches a label with a higher priority level to the voice data packet, and the opposite _ attaches a label with a lower priority level to the application data packet. After that, the slaves B to E will determine the priority order of transmission and reception according to the label attached to the data packet. 3A is a schematic diagram showing the overall application architecture of the network voice signal of the present invention. As shown in the figure, in FIG. 3, the difference between i° is that the regional network terminal device u', the switch 12, the network telephone, the private switch 14', and the integrated access module 15 are provided. , and digital users back to 110716 13 1359590 road data machine 16,. As in the foregoing, in other embodiments of the invention, the duplication 12 may also be replaced by a hub. In addition, if there is only one network finalizing device U', the switch 12 can be selectively removed, and the network = directly connected to the integrated access module 15. And the integration access: and, the setting module 151', the transmission rate limiting module 152', and the adjustment module 153. The voice stream transmitted by the private switch 14 is used to encapsulate the 2 stream X' and the network terminal forms the data stream Y through the other type of data packets of the switch (1). The transmission is shown in Fig. 4, which is used to display the network voice signal of the present invention. In the present embodiment, the method of the network voice signal of the present invention is applied to the signal transmission system shown in Fig. 3. In the case of the megaphone, the local network terminal 1 and the regional network terminal 1' respectively reach the terminal 2' and pass through the wide area network terminal _2" to step S102. In step SH)2, for the area end 2 transmission to the regional network end, the wide area network should be the voice data packet and the basin H package 'based on the pre-set service type level of the network telephone, setting the service type level, and the network miscellaneous The service of the other types of data packets sent by the hobby material packet is transmitted through the switch 12, and the VoIP phone 13 is used by the private: = type level, and the service type level of the package is prioritized over the network end: loading = 110716 14 I ^ ^59590

I i 2 transmitted the other types of follow-up capital (10), the type of service type, in the process of Becco transmission, 'you can decide the female, Gan, Shi--the use of the transmission bandwidth... Use (four). Then proceed to step S]03. In step S103, the service category of the WAN end 2 is similar to that of the sigh, and then the corresponding label is not (four) first. The player proceeds to step S104. The paper is in step S104.广娀锢改# 0 1 • Each asset is sealed - ^ domain, the router in the road end 2 Ε Ε Ε Ε Ε Ε Ε Ε Ε Ε Ε Ε 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定 决定When each data packet is sent to the stop of the road, the voice data packet with priority will be placed in the router Ε Τ 1 queue and the voice data packet of the first (four) towel will be preferentially read to the domain network end 1'. Then it proceeds to step S1G5. The sentence is reversed "j called 1 receives the WAN from the WAN =: the label with the different priority levels is attached to step ST06. .... The demon test----.. ::: let the 'regional network end 丨, According to the priority level corresponding to different data packets, it is determined that the Hetian KP Beck packet enjoys the use of the transmission bandwidth. In this embodiment, the voice data packet enjoys the use of the transmission bandwidth preferentially compared with other data packets. Privilege. ', : Refer to Fig. 5' for displaying the & map of step (10) in Fig. 4. As shown in the figure 'in step S1021, through the setting mode, and (8) the service type level of the voice data packet The service type level is set to be prioritized over the other class t. Then, the process proceeds to step (4). In step SH) 22, the transmission rate limiting module 152 determines 110716 15 1359590 ' * . » V transmission and download The network frequency is 512 Kbps, and the rate of uploading and downloading data packets is 512 Kbps according to the preset number of parameters. Then, the process proceeds to step sl23. In step S1023, the transmission adjustment module 153 is used. Setting the sigh of the module 151 The data packet and/or other types of data packets, the service type level, and the data limited by the transmission rate limiting module 152, the transmission rate, and the allocation of the network bandwidth usage rights. See also Figure 6, It is used to display the schematic diagram of the adjustment module execution network and the use of authority. As shown in the figure, 'set the default parameter limit, the rate of uploading and downloading the packet is 512_', then only the other types of data. When packetizing, the bandwidth of 512Kbps is two: the packet is used. When there is a voice data packet to be transmitted with other classes, the service type of the voice data packet takes precedence over the service type of other types of data packets. Need to voice f material packet. ^ = There are two materials = # material package to be transmitted with other types, because of the voice data packet service class :::: priority over other types of data packet service type, etc. have priority use The bandwidth of the network bandwidth, in other words, the packet of the material needs to occupy 60 Kbps, and the remaining type of the resource is 452 Kbps. The seam of the bead can only be utilized. The above embodiments are illustrative of the present invention and are not intended to limit the invention. Any person skilled in the art will be able to use the above-mentioned embodiments without departing from the spirit and scope of the invention. Modifications and k-izations are made. Therefore, the scope of protection of the present invention should be as listed in the scope of the patent application described later. [Simplified Description] - Figure 1 is a regional network in the network voice signal transmission system of the present invention. The application architecture diagram of the end; the second diagram is the application architecture diagram of the WAN network in the network voice signal transmission system of the present invention; the reckless 3 diagram is a schematic diagram of the overall application architecture of the network voice signal transmission system of the present invention; First intention. [Description of the network voice signal transmission method of the present invention; > Figure 4 is a specific flow chart of step S1 〇 2; and 6 diagram adjustment module performs network bandwidth usage authority allocation [Main component symbol description] 1. 区域 Regional network terminal 11, 11, network terminal device 12, 12, switch 13, 13, network telephone 14, 14, private switch 15, 15, integrated access module 16 16, digital subscriber loop data machine 151, 151, setting module 152, 152, transmission rate limiting module 110716 17 1359590 153, 153' adjustment module 2 WAN end A~E router S101-S106 Step S102 Bu S1023 steps

18 110716

Claims (1)

Patent Application No. 97118453, January 6, 2011, Revision of Replacement Page, Patent Application Range: - A network voice signal transmission system, applied to a network communication system, the network voice signal transmission system includes: .. ° regional network The road end and the WAN end, wherein the network end of the area comprises: a network terminal device having a network connection function, and enabling the network terminal device to transmit and receive the data packet through the network communication device; Called the telephone, which is used to perform the conversion between analog voice and digital voices' and utilizes the network communication system and other voice transmission devices to send and receive the voice data packets; ^ ^Connect the module, For the data packet of the area to be transmitted through the network terminal to the other network, the data packet corresponding to the voice data packet and/or the other data packet is set according to the setting, and the integrated access module Including: the sigh module is used to set the VoIP call according to the service type level of the preset voice data packet and other data packets. The service type of the voice data packet, and the service type level of the other type of data packet transmitted by the network terminal device; the transmission rate limiting module is used to determine the network bandwidth including the upload and the network 'and limits the rate of transmission of the voice packet and the other data packets according to preset parameters; and the adjustment module is used to set 110716 (corrected version) according to the setting module 19 1359590 ——__ 〆 * 1 No. 97118453 Patent Application No. 6 january 101, revised replacement page. The voice data packet and/or the service type of the other type of data packet, and the voice data packet restricted by the transmission rate limiting module And/or the rate of transmission of the other types of data packets, performing the allocation of network bandwidth usage rights; * digits: the household loop data machine is used as the remote termination unit of the network communication system' and is set in the network The terminal device has a routing function; the WAN end includes: • a router is configured to receive the data through the digital user circuit f After the data packet is transmitted, according to the setting module, the service type of the package: and/or the other types of data packets, the level of the corresponding port corresponding to the different priority levels, iTag) 'The priority order of transmission and reception is determined according to the priority level represented by the different labels. 2. For example, in the scope of Article 1 of the scope of the patent application, the network end of the area includes the Lufu replacement and/or hub for connecting the network terminal device and forming a regional network. . 3· f Shen: The system of the first scope of the patent scope, the network end of the area includes the system, performs voice exchange with W and maintains the path through the exchange matrix t, so that the calling party and the called party can talk, after The car; & 乂 乂 乂 ' ' 并 并 并 ' ' ' ' ' ' ' ' ' 集 集 集 集 集 集 集 集 集 集 集4· The system of the first item, wherein the network terminal device is a personal computer, a server, a satellite station, a notebook computer, a 110716 (revision) 20 patent application 97118453, the application for slaughter January 101 6th revised replacement page number of assistants (PDAs) or smart phones. 5. The system of claim 3, wherein the network is VoIP or VoDSL. 6. The system of claim i, wherein the voice transmission device is a fixed line local telephone, a web phone, a VoIP, or a VoDSL. 7. The system of claim 1, wherein the network side and the wide area network end are through an asymmetric digital subscriber loop (ADSL), a high speed digital subscriber loop (HDSL), and a rate adaptive digital subscriber loop ( RADSL), symmetric digital subscriber loop (SDSL), ultra high speed digital subscriber loop (VDSL) or single dual ultra high speed digital subscriber loop (G. SHDSL) are interconnected. 8. The system of claim 1 is wherein the network communication system is a digital subscriber network (xDSL) system and a wired network connection of FTTB (Fiber To The Building). 9. The system of claim 1, wherein the network communication system is a wireless network connection. 10. The system of claim 1, wherein the network communication system is an Internet, an intranet, an intranet, or a virtual private network. Use a virtual private network (VPN). 11 • The system of claim 1 of the patent scope wherein the level of service set by the voice data package is prioritized over the other type of data package. 12. The method for integrated transmission of network telephone signals is applied in the regional network 21 110716 (revised edition) • Patent No. 97118453, January 6, 2010 Network communication ^7^^ The audio signal transmission system includes: (1) setting the corresponding voice data packet and/or other data for the data packet that the network terminal wants to transmit to the network end of the other area through the WAN terminal. The service type of the packet; (2) according to the service type level of the set data packet, the label corresponding to the different priority level is added to the voice data packet and/or the other data packet, t, step (2) The complex includes: (2-1) setting the service type level of the voice data packet to a service type level that is prioritized over other types of data packets; (2-2) determining the network bandwidth of the current upload and download, and according to the pre- The parameter is set to limit the rate of transmission of the data packet upload and download; and (2-3) according to the service type of the voice data packet and/or other types of data packets set, Limiting the rate of packet transmission, and performing the allocation of network bandwidth usage rights; (3) Determining the priority order of transmission and reception of each data packet according to the 'signatures of different priority levels attached to each data packet (4) having the other local area network receive a data packet from a label attached with the different priority levels transmitted by the wide area network; and 110716 (revised version) 22 ', ' Patent Application No. 97118453 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 修正 修正 1 1 修正 1 修正 修正 1 修正13. The method of claiming patent scope/spraying, wherein the regional network is composed of network terminal devices. .14. The method of claim 1 , ^ ^ . vd, wherein the network terminal device is a personal computer, a server, a workstation, a notebook computer, a personal digital assistant (PDA) or a smart phone . 15. If the scope of the patent application is 1st, the w-recognition, the regional network is worn. The fly and/or sub-line state is used to connect to the network terminal 16, as in the method of claim 12, wherein the regional network private network includes a network telephone. 17. For example, the scope of application for patents or secret L. In the method of the item, the network telephone system is V〇IP. The network end of the area is re-packaged, where the network of the area is 'Shai Φ sound transmission wheel. 8. The method of claim 16 is private. switch. 19. The method of claim 12 of the patent scope includes a voice transmission device. 20. If Yin invites the scope of patents 19 / π < Wanfa, ^ __ devices are fixed-line local calls, web pages 9 VoIP, VoIP or VoDSL. 21·If you apply for the patent scope of the 12th law, /, the network of the region and the WAN end, read ^ ΓΑΠςί , . _ you through the asymmetric digital user loop (ADSL), the speed of digital users, road C HDSL ), Rate Adaptive Number 110716 (Revised Edition) 23 1359590 Patent Application No. 97118453 Revised Replacement Page / Shangcheng, January 6th Corrected Replacement User Loop (RADSL), Symmetrical The digits are connected to each other by a J~:~~1/Dings number user loop (SDSL), a super south speed digital subscriber loop (Penet) or a single dual ultra high speed digital subscriber loop (G.SUDSL). 22. The method of claim 12, wherein the network communication system is a digital subscriber line (xDSL) system, and a wired network connection of FTTB (Fiber τ〇 The Building). 23. The method of claim 12, wherein the network communication system is a wireless network connection. 24. The method of claim 2, wherein the network communication system is an Internet, an intranet, an intranet, or Virtual Private Network (VPN). 25. The method of claim 12, wherein the level of service set by the voice data packet is prioritized over the other type of data packet. 24 11〇716 (revised edition)