WO2008000138A1 - Base station system and method for call setting up, handing over and relaeasing in hybrid network - Google Patents
Base station system and method for call setting up, handing over and relaeasing in hybrid network Download PDFInfo
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- WO2008000138A1 WO2008000138A1 PCT/CN2007/001762 CN2007001762W WO2008000138A1 WO 2008000138 A1 WO2008000138 A1 WO 2008000138A1 CN 2007001762 W CN2007001762 W CN 2007001762W WO 2008000138 A1 WO2008000138 A1 WO 2008000138A1
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- bts
- bsc
- call
- tdm
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- 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
- H04W88/12—Access point controller devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
-
- 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
- H04W88/08—Access point devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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- 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
- H04W88/08—Access point devices
- H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/14—Interfaces between hierarchically different network devices between access point controllers and backbone network device
Definitions
- Base station system in hybrid networking and call setup, handover and release processing method thereof
- the present invention relates to a base station system (BSS) in a hybrid network supporting both IP and legacy TDM, and a call setup, handover and release processing method thereof.
- BSS base station system
- a conventional BSS Base Station Subsystem
- BTS Base Transceiver Station
- BSC Base Station Controller
- MFS Packet Service Server
- TC Packet Type Converter
- BTS Base Transceiver Station
- MSC Packet Service Server
- TC Packet Type Converter
- All transmissions of the system are based on TDM (Time Division Multiplexing) mode, and the control plane and user plane are not specifically distinguished.
- TDM Time Division Multiplexing
- BSC its external interface involves the ABIS interface from the BTS and the Ater interface from the TC.
- TC its external interface involves the A interface with the MSC.
- the IP network Compared with the above traditional TDM network, the IP network has been very mature and the operation and maintenance cost is low. Therefore, the convergence of various transmission networks to IP networks is an inevitable trend in the telecommunications industry.
- the present invention aims to provide a hybrid network base station system supporting both IP and conventional TDM and a call setup, handover and release processing method thereof.
- One of the inventions is a base station controller. It is connected between several BTSs and TCs in TDM mode, IP/TDM hybrid mode and IP mode respectively, and is characterized in that it comprises a call link controller based on IP/TDM mode on the base station controller body, respectively
- the IP/TDM mode call link controller is connected to the first signaling interface controller and the second signaling interface controller, and the IP packet forwarding unit, wherein: the IP/TDM mode call link controller is configured to process a process of establishing, switching, and releasing a voice, data call link in the case of IP transmission or IP/TDM hybrid transmission; a first signaling interface controller, configured to process signaling transmission with the TC, and control The establishment and release process of the exchange link of the voice channel on the internal interface of the TC and the voice channel on the Ater interface; the second signaling interface controller is configured to process the IP, TDM or IP/TDM with the BTS Signaling and voice transmission in mixed mode; control BTS in IP mode or IP/TDM hybrid mode The establishment
- the base station controller further includes an M2UA located in the SS7 link controller of the base station controller body, configured to support all-IP transmission of the system, and bear the signaling connection of the SS7 between the BSC and the TC. barge.
- M2UA located in the SS7 link controller of the base station controller body, configured to support all-IP transmission of the system, and bear the signaling connection of the SS7 between the BSC and the TC. barge.
- a second aspect of the invention is a code type converter. It is used in conjunction with the base station controller described above, characterized in that it comprises a channel transform unit based on the body of the pattern converter and an IP voice/data frame receiving/transmitting unit, and a seventh letter connected to the channel transform unit a TDM/IP conversion unit, wherein: a channel transform unit, configured to receive a control signal of a first signaling interface controller of the base station controller, and process various channels of the A interface and an Ater interface in an IP, TDM or IP/TDM mode Link exchange; IP voice/data frame receiving/transmitting unit, for receiving the control signal of the first signaling interface controller of the base station controller, processing the packing and solution of the voice frame in the IP transmission mode between the TC and the BTS Packet receiving and transmitting; No. 7 signaling TDM/IP conversion unit, for processing the mutual conversion between the TDM transmission mode and the IP transmission mode.
- a base transceiver station supporting IP transmission comprises a BTS body, characterized in that it further comprises an IP mode call processing unit based on the BTS body, an IP voice/data frame receiving/transmitting unit, and the IP voice/data frame receiving/transmitting unit and the IP mode call respectively An Ethernet physical interface connected to the processing unit, where: an IP mode call processing unit, configured to process a process of establishing, switching, and releasing a voice call link under control of a second signaling interface controller of the BSC; IP voice/data frame The receiving/transmitting unit is configured to process, perform packet unpacking and sending of the voice frame in the IP transmission mode between the TC and the BTS.
- a base transceiver station supporting IP transmission comprises a BTS body, characterized in that it further comprises an IP mode call processing unit based on the BTS body, an IP voice/data frame receiving/transmitting unit, and an IP voice/data frame receiving/transmitting unit, an IP mode call, respectively.
- the E1-based IP transport protocol processing unit and the IP mode call processing unit connected to the E1 physical interface on the BTS body are configured to process the establishment and handover of the voice call link under the control of the BSC second signaling interface controller.
- an IP voice/data frame receiving/transmitting unit configured to process, in an IP transmission mode, a packet, a packet receiving and transmitting of a voice frame between the TC and the BTS; an E1-based IP transmission protocol processing unit, In the case where E1 is used as a physical transmission medium, IP data packets are transmitted between the BTS and the BSC.
- a base station system of a hybrid networking It has the above-mentioned BSC, the above-mentioned TC connected to the BSC, and a plurality of BTSs, wherein it also includes a bandwidth-guaranteed IP network provided between the BSC, the TC and the BTS, and simultaneously supports IP between the BSC and the TC.
- BTS is a BTS supporting TDM transmission or a BTS supporting IP transmission.
- the exchange link control signaling transmission between the TC and the BSC adopts the TCSL protocol mode, so as to be established on the Ater interface in the hybrid networking.
- Traditional TDM transmission In the above-mentioned base station system of the hybrid network, in the IP mode transmission, the signaling transmission between the BSC and the BTS adopts a UDP-based D channel link access protocol.
- the No. 7 signaling transmission between the TC and the BSC adopts the M2UA protocol mode.
- the user plane transmission between the TC and the BTC adopts a UDP-based TRAUP protocol.
- a method for processing a call setup in a hybrid network base station system based on TDM mode transmission comprises the following steps: after receiving the call setup request from the MSC, the TC converts the seventh signaling based on the TDM mode transmission into the seventh signaling based on the IP mode transmission, and then forwards it to the BSC; the BSC receives the After the call setup request of the TC, the radio resource is allocated, the call type is checked, the BTS of the mobile terminal is located in the TDM mode, and then the TC exchange link establishment request is sent to the TC, and the exchange link is established inside the BSC and sent to the BTS.
- Wireless channel allocation request the system establishes uplink and downlink based on voice channel activation in TDM mode transmission.
- a method for processing a call setup in a hybrid network base station system based on IP mode transmission comprises the following steps: after receiving the call setup request from the MSC, the TC converts the seventh signaling based on the TDM mode transmission into the seventh signaling based on the IP mode transmission, and then forwards it to the BSC; the BSC receives the After the call setup request of the TC, allocate radio resources, check the call type, determine the BTS of the mobile terminal in the IP mode, and then send a radio channel allocation request to the BTS; the BTS sends a voice channel connection establishment request to the TC; the system transmits based on the IP mode The voice channel is activated, and the uplink and downlink are established.
- a hybrid network base station system implements a call handover method of a mobile terminal from a TDM mode to an IP mode BTS.
- the method includes the following steps: a) During a call transmission based on the TDM mode, the BSC receives a call handover request originating from an internal trigger of the MSC or the BSC: For a call handover request triggered by the MSC, when the TC receives the call from the TC After the call handover request of the MSC, the seventh signaling based on the TDM mode is converted into the seventh signaling based on the IP mode transmission, and then forwarded to the BSC, and proceeds to step 2); for the call handover request triggered internally by the BSC, Go directly to step 2): 2) After receiving the internal or external call handover request, the BSC allocates radio resources, checks the call type, determines that the mobile terminal is in the TDM mode BTS, and then sends a radio channel allocation request to the IP mode BTS; c) IP The mode
- a hybrid network base station system implements a call handover method of a mobile terminal from an IP mode to a TDM mode BTS.
- the method includes the following steps: a) During the call transmission based on the IP mode, the BSC receives the source Call-switching request triggered by the MSC or the BSC: For the call handover request triggered by the MSC, when the TC receives the call handover request from the MSC, the TC converts the No. 7 signaling based on the TDM mode into an IP-based transmission. Signal No. 7 is then forwarded to the BSC and proceeds to step 2).
- step 2) For the call handover request triggered by the BSC, go directly to step 2): 2) After receiving the internal or external call handover request, the BSC allocates radio resources and checks the call. Type, determining that the mobile terminal is located in the IP mode BTS, sending a TC exchange link setup request to the TC, and simultaneously establishing an internal exchange link, and then transmitting a radio channel allocation request to the TDM mode BTS; and 3) transmitting the voice channel connection to the TC in the TDM mode BTS Establishing a request; 4) The system activates the voice channel based on the TDM mode, and establishes an uplink and a downlink; 5) The TDM mode BTS sends a successful access indication to the BSC; 6) The BSC sends a radio channel release request to the IP mode BTS The BTS sends a switching link release request to the TC.
- Type determining that the mobile terminal is located in the IP mode BTS, sending a TC exchange link setup request to the TC, and simultaneously establishing an internal exchange link
- a method for processing a call release in a hybrid network base station system based on TDM mode transmission comprises the following steps: after receiving the call release request from the MSC, the TC converts the seventh signaling based on the TDM mode transmission into the seventh signaling based on the IP mode transmission, and then forwards it to the BSC; the BSC receives the After the call release request of the TC, a wireless channel release request is sent to the BTS in the TDM mode, and a TC exchange link release request is issued to the TC, and the exchange link is released inside the BSC; the voice channel transmitted based on the TDM mode is released.
- a method for processing a call release in a hybrid network base station system based on IP mode transmission comprises the following steps: after receiving the call release request from the MSC, the TC converts the seventh signaling based on the TDM mode transmission into the seventh signaling based on the IP mode transmission, and then forwards it to the BSC; the BSC receives the After the call release request of the TC, the wireless channel release request is sent to the BTS of the IP mode; the IP mode BTS sends a TC exchange link release request to the TC; and the voice channel transmitted based on the IP mode is released.
- the present invention has the following advantages:
- the compatibility with the TDM ensures maximum protection of the operator's investment; the operator can smoothly transition from TDM to IP, reducing the risk; and being flexible in selecting different Physical and data link transmission equipment carries IP, which is convenient for operators to network; there are a large number of silent frames in voice services.
- IP mode data services can easily share these bandwidths (to ensure voice quality, priority of data services) Below the voice).
- 3G, WiMax ie global microwave access interoperability
- BSC can be simplified to a signaling server; IP mode control
- IP mode control are completely independent, simplifying development and maintenance costs.
- 1 is a schematic structural view of a conventional BSS
- 2 is a schematic structural diagram of a base station system in a hybrid networking of the present invention
- FIG. 3 is a flowchart of a process for establishing a call in a TDM-based mode in a hybrid network base station system according to the present invention
- FIG. 4 is a flowchart of a process for establishing a call in an IP-based mode in a hybrid network base station system according to the present invention
- Figure 5 (a) is a flow chart of the hybrid network base station system of the present invention implementing call handover (MSC-triggered call handover) of the mobile terminal from the TDM mode to the IP mode BTS;
- MSC-triggered call handover MSC-triggered call handover
- FIG. 5(b) is a flowchart of a hybrid network base station system of the present invention for implementing a call handover of a mobile terminal from a TDM mode to an IP mode BTS (BSC internally triggered call handover);
- BSC IP mode BTS
- FIG. 6( a) is a flowchart of a hybrid network base station system of the present invention for implementing a call handover (an MSC triggered call handover) of a mobile terminal from an IP mode to a TDM mode BTS;
- FIG. 6(b) is a flowchart of a hybrid network base station system of the present invention for implementing a call handover of a mobile terminal from an IP mode to a TDM mode BTS (BSC internally triggered call handover);
- BSC internally triggered call handover
- Figure ⁇ is a flow chart of the process of the call release in the TDM mode transmission according to the hybrid network base station system of the present invention
- Figure 8 is a flow chart of the process of the call release in the IP-based mode transmission by the hybrid network base station system of the present invention.
- FIG. 9 is a schematic structural diagram of a base station controller according to the present invention.
- Figure 10 is a schematic structural view of a code type converter of the present invention.
- Figure 11 (a) is a schematic diagram of one of the structures of the base transceiver station of the present invention.
- Figure 11 (b) is a schematic diagram of the second structure of the base transceiver station of the present invention. detailed description
- the present invention is a hybrid networked base station system, including a BSC, a TC connected to the BSC, and a plurality of BTSs, wherein it also includes a bandwidth provided between the BSC, the TC, and the BTS.
- the guaranteed IP network, and both IP and traditional TDM transmissions are supported between the BSC and the TC.
- the BTS can be a BTS supporting TDM transmission or a BTS supporting IP transmission.
- the base station controller (BSC)
- the base station controller (BSC) is connected between several BTSs and TCs in the TDM mode, the IP/TDM hybrid mode, and the IP mode, respectively, including the IP/TDM mode call based on the base station controller body 1.
- the IP/TDM mode call link controller 12 is configured to process voice in the case of IP transmission or IP/TDM hybrid transmission, The process of establishing, switching, and releasing data call links;
- the first signaling interface controller 13 is configured to process signaling transmission with the TC, and control the establishment and release process of the exchange link of the voice channel on the internal interface of the TC and the voice channel on the Ater interface;
- a second signaling interface controller 12 configured to process signaling and voice transmission in an IP, TDM or IP/TDM hybrid mode with the BTS; and control BTS in an IP mode or an IP/TDM hybrid mode Establishment and release of a voice channel between TCs;
- the IP packet forwarding unit 14 is responsible for forwarding IP data packets.
- the base station controller may further include an M2UA (MTP2 User Adaptation Layer) 15 located in the SS7 link controller of the base station controller body 1 for supporting the all-IP transmission of the system, and undertaking the BSC and the TC. Signaling connection between SS7.
- M2UA MTP2 User Adaptation Layer
- the pattern converter (TC) includes a channel converting unit 22 based on the pattern converter body 2 and an IP voice/data frame receiving/transmitting unit 23, and a seventh letter connected to the channel converting unit 22.
- TDM/IP conversion unit 21 Let the TDM/IP conversion unit 21, where:
- the channel changing unit 22 is configured to receive a control signal of the first signaling interface controller 13 of the base station controller, and process link exchange between various channels of the A interface and the Ater interface in an IP, TDM or IP/TDM mode;
- the IP voice/data frame receiving/transmitting unit 23 is configured to receive the control signal of the first signaling interface controller 13 of the base station controller, and process the packetization and unpacking of the voice frame in the IP transmission mode between the TC and the BTS. Send
- the No. 7 signaling TDM/IP conversion unit 21 is configured to process the mutual conversion between the TDM transmission mode and the IP transmission mode.
- BTS Base Transceiver Station supporting IP transmission
- a BTS supporting IP transmission includes a BTS body 3, an IP mode call processing unit 31 based on the BTS body 3, an IP voice/data frame receiving/transmitting unit 32, and the The IP voice/data frame receiving/transmitting unit 32 and the IP mode call processing unit 31 are connected to an Ethernet physical interface 33, where:
- the IP mode call processing unit 31 is configured to process a process of establishing, switching, and releasing a voice call link under the control of the BSC second signaling interface controller 11;
- the IP voice/data frame receiving/transmitting unit 32 is configured to process the packetization, unpacking, receiving and transmitting of the voice frame in the IP transmission mode between the TC and the BTS.
- a base transceiver station supporting IP transmission including a BTS body 3', based on the BTS ontology 3' IP mode call processing unit 3, IP voice/data frame receiving/transmitting unit 32', and respectively with the IP voice/data frame receiving/transmitting unit 32', IP mode call processing unit 31' and BTS body 3 'E1 based IP transport protocol processing unit 33' connected to the upper E1 physical interface 34',
- the IP mode call processing unit is configured to process the establishment, switching, and release of the voice call link under the control of the BSC second signaling interface controller 11;
- the IP voice/data frame receiving/transmitting unit 32' is configured to process the packet receiving, unpacking, receiving and sending of the voice frame in the IP transmission mode between the TC and the BTS;
- the E1 based IP transport protocol processing unit 33' is configured to transmit IP data packets between the BTS and the BSC in the case where E1 is used as a physical transmission medium.
- the system adopts a method of carrying the Lapd (D channel link access) protocol on the UDP, taking into consideration the implementation of the BSC and Real-time and reliability of BTS signaling transmission.
- the Abis interface protocol layer is shown in the following table:
- the system adopts M2UA mode to realize reliable transmission of SS7 transmission between TC and BSC over IP.
- the IP-based SS7 transport protocol layer between the TC and the BSC is shown in the following table:
- the system uses the existing TCSL protocol to implement the exchange between A and Atermux on the BSC to the TC. Link establishment and release control, allowing the system to continue to support traditional TDM mode on Atermux.
- the IP-based switching link control protocol layer between the TC and the BSC is shown in the following table:
- the system uses the existing TRAUP protocol to carry on the UDP, realizing the reliable transmission of the user plane based on IP between the TC and the BTS.
- the IP-based user plane protocol layer between the TC and the BTS is shown in the following table:
- the processing method of the call establishment in the TDM mode transmission according to the hybrid network base station system of the present invention includes the following steps:
- the TC After receiving the call setup request from the MSC, the TC converts the seventh signaling based on the TDM mode into the seventh signaling based on the IP mode, and then forwards it to the BSC;
- the BSC After receiving the call setup request from the TC, the BSC allocates radio resources, checks the call type, determines the BTS of the mobile terminal in the TDM mode, and then sends a TC exchange link establishment request to the TC, and establishes an exchange link within the BSC. And sending a wireless channel allocation request to the BTS;
- the system activates the voice channel based on the TDM mode and establishes the uplink and downlink.
- the processing method of the call establishment in the IP-based mode transmission of the hybrid network base station system of the present invention includes the following steps:
- the TC After receiving the call setup request from the MSC, the TC converts the seventh signaling based on the TDM mode into the seventh signaling based on the IP mode, and then forwards it to the BSC;
- the BSC After receiving the call setup request from the TC, the BSC allocates radio resources, checks the call type, determines the BTS of the mobile terminal in the IP mode, and then sends a radio channel allocation request to the BTS;
- the BTS sends a voice channel connection establishment request to the TC;
- the system activates the voice channel based on the IP mode and establishes the uplink and downlink.
- the hybrid network base station system of the present invention implements a call handover method for a mobile terminal from a TDM mode to an IP mode BTS.
- the MSC-triggered call handover process includes the following steps: During the process of the call transmitted in the TDM mode, the BSC receives the call handover request originating from the MSC. After receiving the call handover request from the MSC, the TC converts the No. 7 signaling based on the TDM mode to be based on Signal No. 7 transmitted in IP mode, and then forwarded to the BSC;
- the BSC After receiving the external call handover request, the BSC allocates radio resources, checks the call type, determines that the mobile terminal is located in the TDM mode BTS, and then sends a radio channel allocation request to the IP mode BTS;
- the IP mode BTS sends a voice channel connection establishment request to the TC;
- the system activates the voice channel based on the IP mode, and establishes an uplink and a downlink;
- the IP mode BTS sends a successful access indication to the BSC.
- the BSC sends a TC exchange link release request to the TC, and sends a radio channel release request to the TDM mode BTS, and the internal exchange link is released.
- the BSC internally triggered call switching process includes the following steps:
- the BSC allocates the radio resource, checks the call type, determines that the mobile terminal is located in the TDM mode BTS, and then sends the call to the IP mode BTS.
- Wireless channel allocation request ;
- the IP mode BTS sends a voice channel connection establishment request to the TC;
- the system activates the voice channel based on the IP mode, and establishes an uplink and a downlink;
- the BTS sends a successful access indication to the BSC:
- the BSC sends a TC exchange link release request to the TC, and sends a radio channel release request to the TDM mode BTS, and the internal exchange link is released.
- the hybrid network base station system of the present invention implements a call handover method for a mobile terminal from an IP mode to a TDM mode BTS.
- the call handover process triggered by the MSC includes the following steps:
- the BSC receives a call handover request originating from the MSC.
- the TC converts the seventh signaling based on the TDM mode to the seventh signaling based on the IP mode transmission, and then forwards it to the BSC;
- the BSC After receiving the external call handover request, the BSC allocates radio resources, checks the call type, determines that the mobile terminal is located in the IP mode BTS, sends a TC exchange link setup request to the TC, and simultaneously establishes its internal exchange link, and then goes to the TDM mode BTS. Sending a wireless channel allocation request;
- TDM mode BTS sends a voice channel connection establishment request to the TC
- the system activates the voice channel based on the TDM mode, and establishes an uplink and a downlink;
- the TDM mode BTS sends a successful access indication to the BSC;
- the BSC sends a radio channel release request to the IP mode BTS, and the BTS sends a switch link release request to the TC.
- the BSC allocates the radio resource, checks the call type, determines that the mobile terminal is located in the IP mode BTS, and sends a TC exchange link establishment request to the TC, and An internal switching link is established, and then a wireless channel allocation request is sent to the TDM mode BTS;
- TDM mode BTS sends a voice channel connection establishment request to the TC
- the voice channel is activated based on the TDM mode, and the uplink and downlink are established;
- the TDM mode BTS sends a successful access indication to the BSC;
- the BSC sends a radio channel release request to the IP mode BTS, and the BTS sends a switch link release request to the TC.
- the processing method for the call release in the TDM mode transmission according to the hybrid network base station system of the present invention includes the following steps:
- the TC After receiving the call release request from the MSC, the TC converts the seventh signaling based on the TDM mode into the seventh signaling based on the IP mode, and then forwards it to the BSC;
- the BSC After receiving the call release request from the TC, the BSC sends a radio channel release request to the BTS in the TDM mode, and issues a TC exchange link release request to the TC, and simultaneously releases the exchange link in the BSC;
- the voice channel transmitted by the system based on the TDM mode is released.
- the processing method for the call release in the IP-based mode transmission of the hybrid network base station system of the present invention includes the following steps:
- the TC After receiving the call release request from the MSC, the TC converts the seventh signaling based on the TDM mode to be based on
- the BSC After receiving the call release request from the TC, the BSC sends a radio channel release request to the BTS of the IP mode;
- the IP mode BTS sends a TC exchange link release request to the TC.
- the voice channel transmitted by the system based on the IP mode is released.
- the new network must be compatible with the previous TDM mode.
- TC due to memory, CPU, etc.
- IPoEl eliminates the need to make changes to the original E1 transport link. The operator can switch the mode of the BTS at any time (TDM -> IP, IP -> TDM).
- the network supports both IP and traditional TDM. In this way, the operator is protected to the maximum extent of the original transmission resources.
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR1020087029483A KR101336684B1 (ko) | 2006-06-19 | 2007-06-01 | 하이브리드 네트워크 내에서 호출 셋업, 핸드오버 및 릴리즈를 위한 기지국 시스템 및 방법 |
US12/305,581 US8189534B2 (en) | 2006-06-19 | 2007-06-01 | Base station system and method for call setting up, handing over and releasing in hybrid network |
EP07721335.3A EP2037692B1 (en) | 2006-06-19 | 2007-06-01 | Base station system and method for call setting up, handing over and relaeasing in hybrid network |
US13/369,691 US8644257B2 (en) | 2006-06-19 | 2012-02-09 | Base station system and method for call setting up, handing over and releasing in hybrid network |
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CNB200610027797XA CN100571206C (zh) | 2006-06-19 | 2006-06-19 | 混合组网中基站系统及其呼叫建立、切换和释放处理方法 |
CN200610027797.X | 2006-06-19 |
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US12/305,581 A-371-Of-International US8189534B2 (en) | 2006-06-19 | 2007-06-01 | Base station system and method for call setting up, handing over and releasing in hybrid network |
US13/369,691 Division US8644257B2 (en) | 2006-06-19 | 2012-02-09 | Base station system and method for call setting up, handing over and releasing in hybrid network |
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EP (1) | EP2037692B1 (zh) |
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---|---|---|---|---|
CN102769609B (zh) * | 2007-09-17 | 2016-05-25 | 华为技术有限公司 | 一种数据传输的方法、系统及装置 |
US8068871B2 (en) * | 2007-12-21 | 2011-11-29 | Texas Instruments Incorporated | Systems and methods for time optimization for silencing wireless devices in coexistence networks |
CN101494637B (zh) * | 2008-01-24 | 2012-07-04 | 中兴通讯股份有限公司 | 用于WiMAX演进系统的终端接入方法及帧结构 |
CN101296519B (zh) * | 2008-06-20 | 2012-05-23 | 中兴通讯股份有限公司 | 呼叫建立时以及切换时tc资源申请及释放测试方法 |
CN101511131B (zh) | 2009-03-04 | 2010-09-22 | 上海华为技术有限公司 | 一种路由方法及装置及系统 |
US9043401B2 (en) * | 2009-10-08 | 2015-05-26 | Ebay Inc. | Systems and methods to process a request received at an application program interface |
CN102164389B (zh) * | 2010-02-24 | 2018-01-09 | 中兴通讯股份有限公司 | 终端的系统间切换方法及装置 |
WO2011143954A2 (zh) * | 2011-01-31 | 2011-11-24 | 华为技术有限公司 | 一种数据处理方法、通信系统以及数据处理网关 |
CN103636256B (zh) * | 2011-05-11 | 2018-01-16 | 诺基亚通信公司 | 用于具有共存无线电的设备的切换的方法和装置 |
US20140328158A1 (en) * | 2011-09-09 | 2014-11-06 | Telefonaktiebolaget L M Ericsson (Publ) | Protection group switching for circuit emulation |
CN103313331A (zh) * | 2012-03-09 | 2013-09-18 | 中兴通讯股份有限公司 | 制式切换方法及装置 |
US10972950B2 (en) * | 2018-07-20 | 2021-04-06 | Qualcomm Incorporated | Methods and apparatus for handover enhancements |
CN115834635A (zh) * | 2022-12-06 | 2023-03-21 | 国网福建省电力有限公司 | 一种调度设备远端运维管理系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003005744A1 (en) * | 2001-07-03 | 2003-01-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Ip-based station system |
CN1422484A (zh) * | 2000-02-08 | 2003-06-04 | 艾利森电话股份有限公司 | 在无线接入网络中使用互联网协议(ip) |
CN1549627A (zh) * | 2003-05-20 | 2004-11-24 | 华为技术有限公司 | 基站及其实现方法和基站测试系统/网络系统 |
US6996092B1 (en) * | 2000-01-31 | 2006-02-07 | Telefonaktiebolaget Lm Ericsson (Publ) | IP-based base station system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6519255B1 (en) * | 1998-12-22 | 2003-02-11 | Nortel Networks Limited | Universal optical network unit for use in narrowband and broadband access networks |
EP1142266A1 (en) * | 1998-12-23 | 2001-10-10 | Opuswave Networks, Inc. | Wireless local loop system supporting voice/ip |
WO2001058086A2 (en) * | 2000-01-31 | 2001-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Base station system architecture |
US6879599B1 (en) * | 2000-01-31 | 2005-04-12 | Telefonaktlebolaget Lm Ericsson (Publ) | Mapping of transcoder/rate adaptor unit protocols onto user datagram protocols |
US8996698B1 (en) * | 2000-11-03 | 2015-03-31 | Truphone Limited | Cooperative network for mobile internet access |
CA2450901A1 (en) * | 2001-06-19 | 2002-12-27 | Harris Corporation | Method and system for hybrid tdm and ip packet transmission over an air interface |
CN1647470A (zh) * | 2002-03-14 | 2005-07-27 | Ut斯达康有限公司 | 分组移动网络 |
US20040105434A1 (en) * | 2002-08-19 | 2004-06-03 | Allan Baw | EtherCell |
WO2006029386A2 (en) * | 2004-09-09 | 2006-03-16 | Nextel Communications, Inc. | Architecture enhancement for a broadband wireless router |
US8059798B1 (en) * | 2006-08-30 | 2011-11-15 | Michael A Skubisz | System for VOIP based emergency stand alone service |
-
2006
- 2006-06-19 CN CNB200610027797XA patent/CN100571206C/zh active Active
-
2007
- 2007-06-01 KR KR1020087029483A patent/KR101336684B1/ko active IP Right Grant
- 2007-06-01 WO PCT/CN2007/001762 patent/WO2008000138A1/zh active Application Filing
- 2007-06-01 EP EP07721335.3A patent/EP2037692B1/en not_active Not-in-force
- 2007-06-01 US US12/305,581 patent/US8189534B2/en not_active Expired - Fee Related
-
2012
- 2012-02-09 US US13/369,691 patent/US8644257B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6996092B1 (en) * | 2000-01-31 | 2006-02-07 | Telefonaktiebolaget Lm Ericsson (Publ) | IP-based base station system |
CN1422484A (zh) * | 2000-02-08 | 2003-06-04 | 艾利森电话股份有限公司 | 在无线接入网络中使用互联网协议(ip) |
WO2003005744A1 (en) * | 2001-07-03 | 2003-01-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Ip-based station system |
CN1549627A (zh) * | 2003-05-20 | 2004-11-24 | 华为技术有限公司 | 基站及其实现方法和基站测试系统/网络系统 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2037692A4 * |
Also Published As
Publication number | Publication date |
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EP2037692B1 (en) | 2017-03-01 |
CN101094160A (zh) | 2007-12-26 |
US20090305703A1 (en) | 2009-12-10 |
CN100571206C (zh) | 2009-12-16 |
US8644257B2 (en) | 2014-02-04 |
KR101336684B1 (ko) | 2013-12-04 |
KR20090019815A (ko) | 2009-02-25 |
EP2037692A4 (en) | 2013-03-06 |
EP2037692A1 (en) | 2009-03-18 |
US20120230294A1 (en) | 2012-09-13 |
US8189534B2 (en) | 2012-05-29 |
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