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WO2006037277A1 - Systeme et procede permettant de realiser un terminal bimode pouvant recevoir simultanement un message provenant de deux reseaux - Google Patents

Systeme et procede permettant de realiser un terminal bimode pouvant recevoir simultanement un message provenant de deux reseaux Download PDF

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Publication number
WO2006037277A1
WO2006037277A1 PCT/CN2005/001641 CN2005001641W WO2006037277A1 WO 2006037277 A1 WO2006037277 A1 WO 2006037277A1 CN 2005001641 W CN2005001641 W CN 2005001641W WO 2006037277 A1 WO2006037277 A1 WO 2006037277A1
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WO
WIPO (PCT)
Prior art keywords
pcf
message
bss
network
dual
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2005/001641
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English (en)
Chinese (zh)
Inventor
Yifeng Lu
Ying Tan
Sihong Zhou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2006037277A1 publication Critical patent/WO2006037277A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/12—Inter-network notification
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communication technologies, and more particularly to a system and method for implementing dual-mode terminals to simultaneously receive dual-network messages in a dual-mode network having a cdma2000 lx system and a high-speed packet data service (HRPD) system.
  • HRPD packet data service
  • the cdma2000 series includes four standard phases: IS95, cdma20O0 lx, HRPD, and lxEV-DV.
  • the cdma2000 lx network can implement voice services and data services in the circuit domain.
  • the HRPD network is a pure packet data network. Therefore, in practical applications, the HRPD network works with the cdma2000 lx network, and the HRPD network can transmit relatively high-speed packet data services.
  • the feature as a complement to the cdma2000 1x data service, provides users with better voice and data services.
  • cdma2000 is simply referred to as ⁇
  • HRPD is referred to as DO.
  • the base station controllers of the two systems are connected to the PDSN white link, and the lx system and the DO system are relatively independent in structure, and the two systems can be connected. There are no other interfaces outside the same PDSN.
  • AN access network
  • PCF packetet control function
  • PDSN packet data service node
  • MS/AT dual mode terminal
  • paging from the lx network cannot be received.
  • MS/AT receives the search from the lx network in order to be able to perform data services on the DO network. Call, must frequently switch to the lx network, take the initiative to answer lx system messages and paging messages. The MS/AT frequently switches the search between the two networks, resulting in a very large MS/AT power consumption.
  • FIG. 1 shows the connection between the lx system and the DO system. See ⁇ 1 , the lx system in the dotted line on the left and the DO system in the dotted line on the right.
  • the lx system includes a Home Location Register (HLR), a Mobile Switching Center (MSC), and an lx Base Station Control Subsystem (BSS) / PCF.
  • the DO network includes AN/PCF and Access Network Authentication, Authorization, and Accounting (AN AAA), where The HLR is connected to the MSC, the MSC is connected to the 1XBSS/PCF, the AN7PCF is connected to the AN AAA, and the lx BSS/PCF and the AN/PCF are simultaneously connected to the PDSN.
  • HLR Home Location Register
  • MSC Mobile Switching Center
  • BSS Base Station Control Subsystem
  • AN AAA Access Network Authentication, Authorization, and Accounting
  • both the lx network and the DO network can provide packet data service services in the case of lx network and DO network overlay operation.
  • the PPP service is terminated by the PDSN to the MS/AT.
  • the PPP connection on the network side is established between the PDSN and the MS/AT through the lx network.
  • the PPP connection on the network side escapes from the DO network and is established between the PDSN and the MS/AT.
  • the PDSN needs to switch the PPP connection to the new service network. Because it is, when the MS/AT resides on the DO network, the lx network sends the paging of the MS/AT, and the ⁇ lx network and the DO network are established at different frequency points, and the MS/AT must be periodically switched to The lx network picks up the paging from the lx network.
  • the MS/AT is capable of performing packet data service on the DO network.
  • the MS/AT needs to frequently switch the search between the two networks, MS/AT.
  • the power consumption is not large, and it has a relatively large impact on some data services with high real-time requirements.
  • an object of the present invention is to provide a system in which a dual mode terminal simultaneously receives dual 3 ⁇ 4 messages, so that a dual mode terminal having a set of receiving devices is in an lx/DO dual mode network overlap port area, regardless of whether it resides in Which network in the lx network or DO network can receive another eve! ⁇ A network information.
  • Another object of the present invention is to provide a method for simultaneously receiving dual network cancellation by a dual mode terminal, so that a dual mode terminal having a set of receiving devices is in an lx/DO dual mode network superimposed area, whether resident in an lx network or DO Which network in the network can receive another 3 ⁇ 4 network information.
  • the invention provides a system for simultaneously receiving dual network messages by a dual mode terminal, which is used in a cdma2000 lx and HRPD dual mode system, wherein the cdma2000 lx system includes at least an MSC, an lx BSS/PCF, the MSC and the lx BSS. /PCF is connected with AN/PCF, and AN/PCF is used to forward messages between MSC and lx BSS/PCF.
  • the MSC and the lx BSS/PCF in the cdma2000 lx system are respectively connected to the AN/PCF in the HRPD system through an interface for transmitting data and signaling.
  • lx BSS/PCF and AN/PCF are connected through an interface for carrying paging messages and system messages and data between lx BSS/PCF and AN/PCF.
  • the MSC and the lx BSS/PCF in the cdma2000 lx system are respectively connected to the AN/PCF in the HRPD system through a letter interface.
  • the MSC is connected to the lx BSS/PCF through a data interface.
  • the lx BSS/PCF and AN/PCF are connected through an interface for carrying paging messages and system messages and data between lx BSS/PCF and AN/PCF.
  • the invention provides a method for a silent mode terminal to simultaneously receive a dual network message, which is used for In the cdma2000 lx and HRPD dual-mode system, the cdma2000 lx system includes at least an MSC, an Ix BSS/PCF, and the HRPD system includes at least an AN/PCF, and the method is implemented as follows:
  • the MSC forwards the message to the Ix BSS/PCF of the cdma2000 lx system through the AN/PCF of the HRPD system;
  • the AN/PCF in the HRPD system sends a message to the dual-mode terminal to the Ix BSS/PCF, and the Ix BSS/PCF adds the received message to the HRPD system. After being identified, sent to the dual mode terminal;
  • the cdma2000 lx system sends a message to the dual mode terminal to the AN/PCF of the HRPD system, and the AN/PCF adds the received message to the cdma2000 lx system identifier. Send to the dual mode terminal.
  • the step of the cdma2000 lx system sending the message to the dual mode terminal to the AN/PCF of the HRPD system is: Ix BSS/PCF judges the MSC from the MSC Whether there is a system message or a paging message in the message, if any, the system message and the paging message are sent to the AN/PCF, otherwise, it ends.
  • the step of the cdma2000 lx system sending the message to be sent to the dual mode terminal to the AN/PCF of the HRPD system is:
  • the AN/PCF listens to whether the system message and the paging message are in the transparent message, if any, The system message and the paging message are directly obtained, otherwise, it ends.
  • the interception includes:
  • the physical layer in the AN/PCF copies the transparent message and sends the copy to the MTP layer
  • the MTP layer submits the UDT message to the BSMAP through the SCCP;
  • BSMAP decodes the message and determines whether the message is a page. If yes, execute step b4; if not, discard the message and jump out of the flow; b4, determine whether the dual-mode terminal establishes a connection in the AN/PCF, if not, the AN/PCF discards the paging message; If there is a connection, the AN/PCF sends a paging message to the MS/AT, and indicates that the paging is from the cdma2000 lx network, and the Service Option of the MSC paging.
  • the present invention connects the cdma2000 lx system and the HRPD system at lx/
  • the lx/DO dual-mode terminal only needs to reside on one network, and the system message or paging message from another network can be sent to the dual-mode through the current resident network.
  • the terminal thereby reducing the frequent switching of the dual-mode terminal between the networks of two different frequency points, and switching to another network only when necessary, thereby saving the battery power consumption of the terminal and saving the terminal searching the network. Time, reducing the impact on users with high real-time requirements.
  • FIG. 1 is a schematic diagram of a networking structure of a prior art lx network and a DO network;
  • FIG. 2 is a schematic diagram of a networking structure for implementing the system of the present invention
  • FIG. 3 is a schematic diagram of a networking structure for implementing the system of the present invention.
  • Figure 4 is a schematic diagram of a protocol stack supported by AN/PCF
  • Figure 5 is a schematic diagram of the transparent transmission of the A1 interface in the AN/PCF;
  • Figure 6 is a schematic diagram of the A2 interface transparent transmission in AN/PCF. Mode for carrying out the invention
  • the present invention connects the lx network to the DO network.
  • the dual mode terminal resides in one of the networks (the first system)
  • another network (the second system) sends a system message to be sent to the first system, and the first system adds the received message to the second system.
  • logo and in accordance with the A system format sends the message to the corresponding dual mode terminal. If the first system is an lx network, the second system is a DO network, and if the first system is a DO network, the second system is an lx network.
  • the first networking mode is as follows: The A1/A2 interface of the lx BSS/PCF and the MSC is reserved, and the A1/A2 interface is set on the AN/PCF, and the lx BSS/PCF and the MSC both pass the A1/A2 interface and the AN. /PCF is connected, and the AN/PCF completes the transparent transmission between the lx BSS/PCF and the MSC through the A1/A2 interface.
  • the second networking mode is as follows: The BSS is connected to the MSC through the A2 interface, and the A1 interface is set on the AN/PCF. The BSS and the MSC are connected to the AN/PCF through A1.
  • the MSC in the first networking mode, is connected to the AN/PCF in the DO network through the A1/A2 interface, and the Ix BSS/PCF in the lx network is connected to the AN/PCF through the k interface and the T interface.
  • the k interface is used to transmit standard A1/A2 interface messages.
  • the T interface is used to carry paging messages and system messages from the DO network to the lx network.
  • messages or data transmitted between the MSC in the lx system and the lx BSS/PCF are transparently transmitted through the AN/PCF in the DO network.
  • the MSC sends the message or data that needs to be sent to the lx BSS/PCF to the AN/PCF in the DO network through the A1/A2 interface.
  • the AN/PCF receives the MSC, it transparently transmits the message through the k interface.
  • Lx BSS/PCF for lx system; lx BSS/PCF is received, and then processed according to the original process.
  • the lx BSS/PCF in the lx network has a message or data to be sent to the MSC
  • the lx BSS/PCF transmits the message or data to the AN/PCF through the k interface, and the AN/PCF passes the message or data through the A1/
  • the A2 interface is transparently transmitted to the MSC, and the MSC processes it according to the original process.
  • the dual mode terminal MS/AT resides in the DO network, or is receiving packet data from the DO network
  • the Ix BSS/PCF in the lx network receives the AN/PCF transparent transmission Message or data from the MSC and determine that there is a system message Or the paging message needs to be sent to the MS/AT
  • the lx BSS/PCF transparently transmits the paging message or system message to be sent to the MS/AT to the AN/PCF through the k interface, and the paging message or system is sent by the AN/PCF.
  • the message is added to the ID of the lx network, it is sent to the MS/AT.
  • the AN/PCF can also listen to whether the paging message and the system message are sent to the MS/AT in the transparently transmitted message, and if so, directly The paging message and the system message are added to the identifier of the lx network and sent to the MS/AT.
  • system messages and paging messages from the DO network need to be sent to the terminal, and the DO network can send system messages and paging through the T interface.
  • the message is sent to the lx BSS/PCF in the lx network, and the BSS/PCF adds the message to the ID of the DO network and sends it to the MS/AT.
  • the lx BSS/PCF in the MSC and the lx network are connected through the A2 interface, and the MSC is connected to the AN/PCF in the DO network through the A1 interface.
  • the lx BSS/PCF is connected to the AN/PCF via the k (Al) interface.
  • the MSC and the lx BSS/PCF transmit signaling through the Al interface, transmit data through the A2 interface, and the MSC sends signaling to the AN/PCF through the A1 interface, and the AN/PCF passes the received signaling through the K.
  • the interface is transparently transmitted to lx BSS/PCF.
  • the MSC sends the message to the lx BSS/PCF to the AN/PCF through the k (A1) interface, and the AN/PCF transparently transmits it to the lx BSS/PCF through the Al interface.
  • Lx BSS/PCF is processed according to the original processing flow.
  • messages from lx BSS/PCF to MSC are also forwarded through AN/PCF.
  • the system message or paging message from the lx network needs to be sent to the MS/AT, and the MSC passes k (Al)
  • the interface sends it to the AN/PCF, which is transparently transmitted by the AN/PCF to the lx BSS/PCF via the A1 interface, which is determined by the lx BSS/PCF.
  • the lx paging message or system message is transmitted to the AN/PCF through the T interface, and then by the AN/PCF After the system message and the paging message are added to the paging indication of the lx network, the system message and the paging message are sent to the Han model terminal MS/AT.
  • the AN/PCF can also listen to whether there is a paging message and a system message, and if so, can send the paging message or the system message directly. Give the MS/AT in the current DO network.
  • system messages and paging messages from the DO network need to be sent to the MS/AT, and the AN/PCF in the DO network can
  • the system message and the paging message are first transmitted to the lx BSS/PCF through the T interface, and then the lx BSS/PCF adds the DO system message or the paging message indication to the system message or the paging message, according to the lx system message or paging.
  • the message format is recombined and sent to the MS/AT over the lx network.
  • the AN/PCF needs to support the transport layer protocol stack of the A1 interface to ensure that it can be connected to the MSC and BSS on the A1 interface.
  • the AN/PCF also supports a simplified BSMAP protocol for handling paging messages from the MSC.
  • the protocol stack that AN/PCF needs to support is MTP1/MTP2/MTP3/SCCP/BSMAP, and the lowest layer is the Physical Layer.
  • AN/PCF can perform transparent transmission in a variety of ways.
  • the following is only an example of the physical layer to illustrate the implementation of transparent transmission.
  • the physical layer of the AN/PCF bridges the physical layer of the BSS and the MSC, and the AN/PCF transparently transmits data between the physical layer of the BSS and the MSC, and simultaneously listens to downlink data, that is, the MSC to Data in the BSS direction, copy the downlink data, and submit the downlink data copy to the MTP1 layer for processing, and then pass through the layer by layer.
  • downlink data that is, the MSC to Data in the BSS direction
  • copy the downlink data and submit the downlink data copy to the MTP1 layer for processing, and then pass through the layer by layer.
  • MTP2/MTP3/SCCP/BSMAP processing up to the BSMAP layer.
  • the A2 interface between the MSC and the BSS is overlapped at the DS0 layer at the AN/PCF.
  • the AN/PCF only needs to provide DS0 without 56/64 kbps PCM.
  • the Physical layer in AN/PCF only submits the downlink data copy to the MTP layer; the MTP layer does not route the message, but sends the message to the SCCP layer; the SCCP layer only submits the unit data (UDT, Unit Data) message to the BSMAP layer for processing.
  • the BSMAP layer decodes the message and determines whether there is a paging (Paging Request) message. If it is not a Paging Request message, the message is discarded. If it is a Paging Request, it is based on the MS/AT. Connection status, making different processing.
  • Paging Request paging
  • the AN/PCF has the service connection information of the MS/AT, and the AN/PCF determines whether the state of the MS/AT is idle, dormant or active. If MS/AT is not connected in AN/PCF
  • the shell 'J AN/PCF discards the Paging Request message; if the MS/AT has a Session in the AN/PCF, the AN/PCF sends a Page message to the MS/AT, and indicates that the page is from the cdma2000 lx network. And the service option of the MSC paging.
  • the invention has existing lx network coverage, and the physical interface of the original MSC and the PDSN can be kept unchanged when constructing the DO overlay network. In order to support the lx network, it can receive the paging of the DO, and optionally increase the T interface between the lx system and the DO system.
  • the video terminal only needs to reside on one network, and system messages or paging messages from another network can be sent to the current resident network.
  • the dual-mode terminal reduces the frequent switching of the dual-mode terminal between the networks of two different frequency points, and switches to another network only when necessary, thereby saving battery power consumption of the terminal and saving the terminal. The time of web search.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un système appliqué au système bimode (cdma2000 1x et HRPD) afin de réaliser un terminal double mode pouvant recevoir simultanément un message provenant de deux réseaux, ainsi qu'un procédé correspondant. Les MSC de cdma2000 1x et BSS/PCF sont connectés avec le AN/PCF , le AN/PCF est conçu pour réacheminer les données et les messages entre les MSC et 1x BSS/PCF. Lorsque le terminal bimode 1x/DO se trouve dans le système cdma2000 1x, AN/PCF envoie les messages destinés au terminal bimode au 1x BSS/PCF, lequel ajouter l'identifiant du système HRPD au message reçu puis l'envoie au terminal bimode; lorsque le terminal bimode 1x/DO se trouve dans le système HRPD, le MSC envoie les messages destinés au terminal bimode au AN/PCF, lequel ajoute l'identifiant du système cdma2000 1x au message reçu puis l'envoie au terminal bimode. Le procédé décrit dans cette invention permet de réduire le nombre des recherches et des commutations du terminal entre les deux différentes fréquences; le procédé permet également d'économiser la batterie et le temps de recherche du réseau; il permet aussi de diminuer les inconvénients pour les utilisateurs dont les besoins en temps réel sont élevés.
PCT/CN2005/001641 2004-10-08 2005-10-08 Systeme et procede permettant de realiser un terminal bimode pouvant recevoir simultanement un message provenant de deux reseaux Ceased WO2006037277A1 (fr)

Applications Claiming Priority (2)

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CNB2004100807021A CN100382545C (zh) 2004-10-08 2004-10-08 实现双模终端同时接收双网消息的系统及方法
CN200410080702.1 2004-10-08

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WO2006037277A1 true WO2006037277A1 (fr) 2006-04-13

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CN1758805A (zh) 2006-04-12

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