WO2023236751A1 - 语音回退的信息处理方法、装置、终端及网络侧设备 - Google Patents

语音回退的信息处理方法、装置、终端及网络侧设备 Download PDF

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Publication number
WO2023236751A1
WO2023236751A1 PCT/CN2023/095008 CN2023095008W WO2023236751A1 WO 2023236751 A1 WO2023236751 A1 WO 2023236751A1 CN 2023095008 W CN2023095008 W CN 2023095008W WO 2023236751 A1 WO2023236751 A1 WO 2023236751A1
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Prior art keywords
side device
network side
terminal
related information
target network
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PCT/CN2023/095008
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English (en)
French (fr)
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WO2023236751A9 (zh
Inventor
刘子乔
王睿炜
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大唐移动通信设备有限公司
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Publication of WO2023236751A1 publication Critical patent/WO2023236751A1/zh
Publication of WO2023236751A9 publication Critical patent/WO2023236751A9/zh

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/14Reselecting a network or an air interface
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W74/00Wireless channel access
    • H04W74/08Non-scheduled access, e.g. ALOHA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/19Connection re-establishment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/20Manipulation of established connections
    • H04W76/27Transitions between radio resource control [RRC] states

Definitions

  • the present disclosure relates to the field of communication technology, and in particular, to an information processing method, device, terminal and network side equipment for voice fallback.
  • Mobility Robustness Optimization mainly solves the failure problem during the terminal mobility process and assists network optimization.
  • the MRO feature is mainly used to discover and solve parameter configuration problems during the mobility process, and defines 3 failure types: Handover too early, handover too late, handover to the wrong cell.
  • the current Non-Access Stratum (NAS) signaling inter-system handover report (Inter-system handove Report) only includes premature handover and unnecessary handover, and does not include the type of handover to the wrong cell. Therefore, the signaling indication method in the network handover process in the related art is not applicable to the scenario of handover to the wrong cell under the voice fallback service.
  • NAS Non-Access Stratum
  • the purpose of this disclosure is to provide an information processing method, device, terminal and network side equipment for voice fallback, and solve the problem that the signaling indication method in the network handover process in related technologies is not suitable for switching to error under voice fallback service. Problems with community scenes.
  • Embodiments of the present disclosure provide an information processing method for voice fallback, including:
  • the terminal fails to access the first target network side device, and the first relevant information of the access failure is recorded.
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback;
  • the terminal sends the first related information to a second target network side device, and the second target
  • the network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • the terminal fails to access the first target network side device, including one of the following:
  • the terminal successfully switches from the source network side device to the first target network side device, and a Radio Link Failure (RLF) occurs within the first duration;
  • RLF Radio Link Failure
  • Radio Resource Control RRC
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the first relevant information recording access failure includes:
  • the first related information of access failure is recorded according to the set encoding format, wherein the set encoding format includes one of the following:
  • the method also includes:
  • the currently accessed source network side device accesses the first target network side device.
  • Embodiments of the present disclosure provide a network optimization method for voice fallback, including:
  • the source network side device receives the first relevant information about the terminal access failure sent by the target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and an access failure occurs;
  • the source network side device performs network optimization on voice fallback related parameters according to the first related information.
  • the source network side device receives the first relevant information about the terminal access failure sent by the target network side device, including:
  • the source network side device receives the second related information sent by the second target network side device, where the second related information includes the first related information; and/or receives the third related information sent by the first target network side device, The third related information includes the first related information;
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback
  • the second target network side device is the network device that the terminal fails to access the first target network side device. Successfully connected network device.
  • the second related information and/or the third related information also includes: indication information that the failure type is switching to the wrong cell;
  • the source network side device performs network optimization on voice fallback related parameters based on the first relevant information, including:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the second related information and/or the third related information also includes: indication information indicating that the failure type is voice fallback leading to cross-system mobility failure;
  • the source network side device performs network processing on voice fallback related parameters based on the first related information.
  • Network optimization including:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the identification of the source network side device is the identification of the source network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • Embodiments of the present disclosure provide an information processing method for voice fallback, including:
  • the second target network side device receives the first relevant information sent by the terminal, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • the second target network-side device sends second relevant information about the terminal access failure to the source network-side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information.
  • the second relevant information includes the first related information; and/or, sending the first related information to the first target network side device;
  • the first target network side device is a network device requested to be accessed by the terminal for performing inter-system voice fallback.
  • sending second relevant information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information includes:
  • the second related information is sent to the source network side device, where the second related information includes indication information that the failure type is switching to an incorrect cell.
  • the incoming source network side device sends the second relevant information about the terminal access failure, including:
  • the second related information is sent to the source network side device, where the second related information includes indication information that the failure type is voice fallback resulting in cross-system mobility failure.
  • sending second relevant information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information includes:
  • the second related information is sent through the first interface to the source network side device accessed before the terminal performs inter-system voice fallback.
  • sending the first related information to the first target network side device includes:
  • Embodiments of the present disclosure provide an information processing method for voice fallback, including:
  • the first target network side device receives the first relevant information sent by the second target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • the first target network-side device sends third relevant information about the terminal access failure to the source network-side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information.
  • the third relevant information includes The first relevant information;
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • sending third related information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback includes:
  • the third related information is sent to the source network side device, where the third related information includes indication information indicating that the failure type is switching to an incorrect cell.
  • sending third related information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback includes:
  • the third related information includes indication information that the failure type is voice fallback leading to cross-system mobility failure.
  • the receiving the first related information sent by the second target network side device includes:
  • An embodiment of the present disclosure provides a terminal, including: a memory, a transceiver, and a processor:
  • Memory used to store computer programs
  • transceiver used to send and receive data under the control of the processor
  • processor used to read the computer program in the memory and perform the following operations:
  • the terminal fails to access the first target network side device, and the first relevant information of the access failure is recorded.
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback;
  • the transceiver is configured to: send the first relevant information to a second target network side device.
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device. .
  • the terminal fails to access the first target network side device, including one of the following:
  • the terminal successfully switches from the source network side device to the first target network side device, and a wireless link failure RLF occurs within the first duration;
  • the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration;
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the first related information of access failure is recorded according to the set encoding format, wherein the set encoding format includes one of the following:
  • the transceiver is further configured to: receive a handover command carrying voice fallback indication information or a radio resource control RRC release indication;
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the currently accessed source network side device accesses the first target network side device.
  • Embodiments of the present disclosure provide a network side device, including: a memory, a transceiver, and a processor:
  • Memory used to store computer programs
  • processor used to read the computer program in the memory
  • transceiver used to send and receive data under the control of the processor and perform the following operations:
  • network optimization is performed on voice fallback related parameters.
  • the transceiver is specifically used for:
  • Receive second related information sent by the second target network side device includes the first related information
  • receive third related information sent by the first target network side device includes the first related information
  • the first target network side device is a network device requested by the terminal to perform inter-system voice fallback
  • the second target network side device is a device on the side of the terminal accessing the first target network. The network device successfully connected after the device failed.
  • the second related information and/or the third related information also includes: indication information that the failure type is switching to the wrong cell;
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the second related information and/or the third related information also includes: indication information indicating that the failure type is voice fallback leading to cross-system mobility failure;
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the identification of the source network side device is the identification of the source network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • Embodiments of the present disclosure provide a network side device, including: a memory, a transceiver, and a processor:
  • Memory used to store computer programs
  • processor used to read the computer program in the memory
  • transceiver used to send and receive data under the control of the processor and perform the following operations:
  • the first relevant information send second relevant information about the terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, where the second relevant information includes the first relevant information; and /or, send the first related information to the first target network side device;
  • the first target network side device is a network device requested to be accessed by the terminal for performing inter-system voice fallback.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the second related information to the source network side device, where the second related information includes indication information indicating that the failure type is switching to an incorrect cell.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the second related information to the source network side device, where the second related information includes indication information that the failure type is voice fallback resulting in cross-system mobility failure.
  • the transceiver is further configured to: send the second related information through the first interface to the source network side device that the terminal accesses before performing inter-system voice fallback.
  • the transceiver is also used for:
  • Embodiments of the present disclosure provide a network side device, including: a memory, a transceiver, and a processor:
  • Memory used to store computer programs
  • processor used to read the computer program in the memory
  • transceiver used to send and receive data under the control of the processor and perform the following operations:
  • the source network side that the terminal accessed before performing inter-system voice fallback is The device sends third relevant information about the terminal access failure, where the third relevant information includes the first relevant information;
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the third related information to the source network side device, where the third related information includes indication information indicating that the failure type is switching to an incorrect cell.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the third related information to the source network side device, where the third related information includes indication information that the failure type is voice fallback resulting in cross-system mobility failure.
  • the transceiver is also used for:
  • Embodiments of the present disclosure provide an information processing device for voice fallback, including:
  • a recording unit configured to record the first relevant information of the access failure if the terminal fails to access the first target network side device.
  • the first target network side device is the access requested by the terminal to perform inter-system voice fallback.
  • a first sending unit configured to send the first related information to a second target network side device.
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device. .
  • Embodiments of the present disclosure provide a network optimization device for voice fallback, including:
  • the first receiving unit is configured to receive the first phase of the terminal access failure sent by the target network side device.
  • Related information is related information recorded when the terminal performs inter-system voice fallback and access fails;
  • a processing unit configured to perform network optimization on voice fallback related parameters based on the first related information.
  • Embodiments of the present disclosure provide an information processing device for voice fallback, including:
  • the second receiving unit is configured to receive the first relevant information sent by the terminal, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • the second sending unit is configured to send, based on the first related information, second related information about the terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, where the second related information includes the The first related information; and/or, send the first related information to the first target network side device;
  • the first target network side device is a network device requested to be accessed by the terminal for performing inter-system voice fallback.
  • Embodiments of the present disclosure provide an information processing device for voice fallback, including:
  • the third receiving unit is configured to receive the first relevant information sent by the second target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • a third sending unit configured to send, based on the first related information, third related information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, where the third related information includes the Describe the first relevant information;
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • Embodiments of the present disclosure provide a processor-readable storage medium on which a computer program is stored.
  • the computer program implements the steps of the above-mentioned information processing method for voice fallback when executed by the processor, or implements the above-mentioned voice fallback.
  • the steps of the network optimization method are described below.
  • the terminal requests access to the first target network side device when performing inter-system voice fallback, and records the first relevant information when access to the first target network side device fails; the terminal will The first related information is sent to the second target network side device that has successfully accessed, so that the network side device performs network optimization for voice fallback based on the first related information.
  • Figure 1 shows one of the schematic flow diagrams of the information processing method for voice fallback according to an embodiment of the present disclosure
  • Figure 2 shows a schematic flow chart of a network optimization method for voice fallback according to an embodiment of the present disclosure
  • Figure 3 shows the second schematic flowchart of the information processing method for voice fallback according to an embodiment of the present disclosure
  • Figure 4 shows the third schematic flowchart of the information processing method for voice fallback according to the embodiment of the present disclosure
  • Figure 5 shows one of the schematic structural diagrams of the information processing device for voice fallback according to an embodiment of the present disclosure
  • Figure 6 shows a schematic structural diagram of a network optimization device for voice fallback according to an embodiment of the present disclosure
  • Figure 7 shows the second structural schematic diagram of the information processing device for voice fallback according to an embodiment of the present disclosure
  • Figure 8 shows the third structural schematic diagram of the information processing device for voice fallback according to the embodiment of the present disclosure
  • Figure 9 shows a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
  • Figure 10 shows a schematic structural diagram of the network side device of the present disclosure.
  • the term "and/or” describes the association relationship between associated objects, indicating that there can be In three relationships, for example, A and/or B, it can be expressed that: A exists alone, A and B exist simultaneously, and B exists alone.
  • the character "/" generally indicates that the related objects are in an "or” relationship.
  • the term “plurality” refers to two or more than two, and other quantifiers are similar to it.
  • embodiments of the present disclosure provide an information processing method for voice fallback, which solves the problem that the signaling indication method in the network handover process in related technologies is not suitable for switching to the wrong cell or voice fallback under the voice fallback service.
  • the cross-system mobility failure caused by switching to the wrong cell or voice fallback may refer to: the terminal fails to access the target cell during the handover process, or the access to the target cell succeeds but a wireless link failure occurs soon, and RRC occurs in the terminal. Connection re-establishment attempts to access other cells that are different from the handover target cell and source cell.
  • an embodiment of the present disclosure provides an information processing method for voice fallback, which is applied to a terminal and specifically includes the following steps:
  • Step 101 If the terminal fails to access the first target network side device, record the first relevant information of the access failure.
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback.
  • the inter-system voice fallback refers to the cross-system fallback caused by voice services. For example, if the terminal currently accesses the 5G communication system (that is, accesses the 5G base station), and the cross-system fallback is caused by the call service, the current 5G base station will The terminal switches to the 2G/3G/4G base station, or the 5G base station first releases the terminal to the idle state, and then the terminal accesses the 2G/3G/4G base station to achieve cross-system fallback.
  • the failure of the terminal to access the first target network side device may refer to the failure of the terminal to access the first target network side device from the currently accessed source network side device.
  • the source network side device may be the source base station that the terminal accesses before performing inter-system voice fallback
  • the first target network side device may be the target that the terminal requests to access when performing inter-system voice fallback. base station. If the terminal fails to access the target base station from the source base station, the terminal records first relevant information of the access failure.
  • the terminal recording the first related information may include: recording the related information of the access failure in a target report, such as UE VarRLF-Report, RACH Report, a new report, etc.
  • the source network side device that the terminal accesses before performing inter-system voice fallback and the first target network side device that requests access are different communication systems, for example: the source network side device It is a 5G communication system, and the first target network side device is a 2G/3G/4G communication system.
  • Step 102 The terminal sends the first related information to the second target network side device.
  • the second target network side device is a network that the terminal successfully accesses after failing to access the first target network side device. equipment.
  • the first related information may be used for network optimization of voice fallback.
  • the terminal can reselect another network device to access, such as accessing the second target network side device. If the terminal successfully accesses the second The target network side device, the terminal may send the first relevant information for network optimization to the second target network side device that has successfully accessed.
  • the second target network side device may be in the same communication system as the first target network side device.
  • the second target network side device and the first target network side device are both 4G communication systems; the second target network side device may be in the same communication system as the first target network side device.
  • the second target network side device may also be a different communication system from the first target network side device.
  • the first target network side device is a 4G communication system
  • the second target network side device is a 3G communication system.
  • the second target network side device may also be the same communication system as the source network side device that the terminal accessed before performing inter-system voice fallback.
  • the source network side device is 5G base station 1.
  • the second target network side device is the 5G base station 2 that the terminal accesses at a later time after performing inter-system voice fallback.
  • the second target network side device may determine the failure type of the terminal access failure by parsing the first related information, and assign the failure type and/or The first related information is sent to the source network side device accessed before the terminal performs inter-system voice fallback, so that the source network side device performs voice return based on the failure type and/or the first related information. Retired network optimization.
  • the second target network side device sends the unparsed first related information to the source network side device, and the source network side device can parse the first related information.
  • Related information determine the failure type of terminal access failure, and perform network optimization for voice fallback based on the first related information.
  • the terminal requests access to the first target network side device when performing inter-system voice fallback, and records the first relevant information when access to the first target network side device fails; the terminal will The first related information is sent to the second target network side device that has successfully accessed, so that the network side device performs network optimization for voice fallback based on the first related information.
  • the method also includes:
  • the terminal when the terminal needs to perform voice services, the currently accessed source network side device sends a handover command (handover command) or RRC release (release) instruction to the terminal. If the handover command or the RRC release instruction If the instruction includes voice fallback indication information (voice Fallback Indication), the terminal can know that this switch/release is caused by voice fallback. The terminal performs inter-system voice fallback according to the handover command or RRC release instruction. If the terminal fails to access the first target network side device from the source network side device, first related information of the access failure is recorded. Optionally, when the terminal records the first related information, the first related information may include the voice fallback indication information.
  • the terminal may send the first related information to the second target network side device according to the instruction of the second target network side device.
  • the terminal may notify the second target network side device that the terminal saves the first relevant information of access failure, for example: the user equipment (User Equipment, UE) is sending RRC
  • the information available indication (such as the rlf-InfoAvailable indication) can be carried to notify the second target network side device UE to save the recorded information.
  • the network side device can obtain specific failure information records from the UE through UE Information Request/UE Information Response (UEInformationRequest/UEInformationResponse) messages.
  • UEInformationRequest/UEInformationResponse UE InformationRequest/UEInformationResponse
  • the first related information includes at least one of the following:
  • the identification of the second target network side device that is, the reconnect/reestablishment cell ID (reconnect/reestablishment cell ID).
  • the first related information may preset the second target network side device that the terminal accesses when accessing the first target network side device fails.
  • Carrier information of the first target network side device can be used for network optimization by the source network side device, for example: judging whether the first target network side device is suitable for a terminal based on the carrier information access.
  • the priority of the first target network side device can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • a target network side device The priority of the first target network side device; the priority can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • Voice fallback indication information can be used to trigger network optimization, for example: when the source network side device detects the voice fallback indication information, it performs the following steps according to the first Relevant information for network optimization.
  • recording the first related information of access failure includes: recording the first related information of access failure according to a set encoding format, wherein the set encoding format includes one of the following:
  • the network coding format corresponding to the mobile communication system to which the first target network side device belongs for example: the first relevant information is recorded in the RLF report, the first target network side device is a 4G base station, and the RLF Reports can be encoded according to 4G encoding format.
  • the network coding format corresponding to the mobile communication system to which the second target network side device belongs For example: the first relevant information is recorded in an RLF report, the first target network side device is a 3G base station, and the RLF report can be encoded according to the 3G encoding format.
  • the failure of the terminal to access the first target network side device includes one of the following:
  • the terminal is successfully switched from the source network side device to the first target network side device, and a wireless link failure RLF occurs within the first duration.
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the source network side device is a network device that the terminal accesses before switching, and the first duration can be set according to the judgment requirement of the terminal failing to access the network side device.
  • a network switch is triggered, and it needs to switch from the currently accessed source network side device to the first target network side device. If the terminal successfully switches to the first target network side device, but in If RLF occurs within the first period of time, the terminal needs to re-select a new network-side device for re-establishment.
  • the UE needs to answer/make a call and triggers inter-system fallback, and the source network side device accessed by the UE is a 5G base station, then the handover from the 5G base station to the 4G base station 1 (i.e., the first target network side device) is successful. , soon RLF, the UE is reestablished to the new 4G base station 2 (that is, the second target network side device).
  • the UE sends the recorded first relevant information to the 4G base station 2, and may send it to the 5G base station through the 4G base station 2.
  • the 5G base station receives the first relevant information and performs network optimization for voice fallback.
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the terminal When the terminal needs to perform a voice service, network redirection is triggered, the source network side device accessed by the terminal releases the terminal to the idle state, and the terminal is redirected to the first target network side device. If the terminal is successfully redirected to the first target network side device, but RLF occurs within the first duration, the terminal needs to reselect a new network side device for re-establishment.
  • the UE needs to answer/make a call and trigger inter-system fallback.
  • the source network side device that the UE accesses is a 5G base station. After the 5G base station first releases the UE to the idle state, the UE redirects to 4G base station 1 (i.e. the first The target network side device) is successful, RLF occurs soon at 4G base station 1, and the UE is reestablished to 4G base station 2 (that is, the second target network side device).
  • the UE sends the recorded first relevant information to the 4G base station 2, and may send it to the 5G base station through the 4G base station 2.
  • the 5G base station receives the first relevant information and performs network optimization for voice fallback.
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device.
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • network switching is triggered and needs to be switched from the source network side device to the first target network side device. If the terminal fails to switch from the source network side device to the first target network side device (in Failure during the handover process), the terminal needs to re-select a new network-side device for re-establishment.
  • the UE needs to answer/make a call and triggers inter-system fallback.
  • the source network side device accessed by the UE is a 5G base station.
  • the 5G base station fails to switch to 4G base station 1 (failed during the handover process), and the UE reestablishes itself to a new 4G base station.
  • Base station 2
  • the UE sends the recorded first relevant information to the 4G base station 2, and may send it to the 5G base station through the 4G base station 2.
  • the 5G base station receives the first relevant information and performs network optimization for voice fallback.
  • the terminal releases the RRC connection with the source network side device and enters the idle state, it fails in the process of initiating random access to the first target network side device.
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the terminal When the terminal needs to perform voice services, network fallback is triggered, the source network side device accessed by the terminal releases the terminal to the idle state, and the terminal is redirected to the first target network side device but random access fails, then The terminal needs to re-select a new network-side device for re-establishment.
  • the UE sends the recorded first relevant information to the 4G base station 2, and may send it to the 5G base station through the 4G base station 2.
  • the 5G base station receives the first relevant information and performs network optimization for voice fallback.
  • the second target network side device can report relevant information about the terminal access failure to the source network side device in different ways. , examples are given below.
  • a wireless link failure RLF occurs within the first duration, and the terminal is reestablished to The second target network side device; or, after the terminal releases the radio resource control RRC connection with the source network side device and enters an idle state, it is successfully redirected to the first target network side device for a first duration.
  • RLF occurs, and the terminal is reestablished to the second target network side device.
  • the second target network side device may send the access failure related information to the source network side device through the first target network side device; or, the second target network side device
  • the target network side device directly sends the first relevant information to the source network side device; or, after parsing the first relevant information, the second target network side device sends an access message to the source network side device. Information about the failure.
  • the source network side device is 5G base station 1
  • the first target network side device is 4G base station 1
  • the second target network side device is 4G base station 2 or 5G base station 2
  • the first related information includes RLF report as an example:
  • the UE reports the RLF report to the 4G base station 2 according to the instruction of the 4G base station 2.
  • the 4G base station 2 sends a failure indication (failure indication) to the 4G base station 1.
  • the failure indication includes the RLF report.
  • the 4G base station 1 parses the RLF report, and the analysis shows that the failure type of the terminal access failure is switching to the wrong cell (to wrong cell) or voice fallback leading to cross-system mobility failure, and the RLF report includes voice fallback Instructions.
  • the 4G base station 1 sends an inter-system HO Report or introduces a new signaling to the 5G base station 1, carrying one or more of the following information:
  • Reconnect/reestablish cell ID (reconnect/reestablishment cell ID);
  • the 5G base station 1 After receiving the above information, the 5G base station 1 performs network optimization for voice fallback.
  • the UE reports the RLF report to the 4G base station 2 according to the instruction of the 4G base station 2, and carries the 5G base station source cell ID.
  • the 4G base station 2 After receiving the RLF report, the 4G base station 2 sends the unresolved RLF report through the X2 interface. The report is sent to the 5G base station 1.
  • the 5G base station 1 parses the RLF report, can obtain the relevant information of the access failure recorded by the UE, and can analyze and obtain the failure type of the access failure.
  • the UE reports the RLF report to the 5G base station 2 according to the instruction of the 5G base station 2 , that is, the second target network side device in this embodiment is the 5G base station 2 .
  • the UE accesses the 5G base station 2 at a certain moment, the UE sends the RLF report to the 5G base station 2.
  • the 5G base station 2 parses the RLF report, it then switches the failure type analyzed according to the RLF report through Xn signaling. Entering the wrong cell or voice fallback causes cross-system mobility failure and/or the RLF report is sent to the 5G base station 1.
  • the 5G base station 1 can perform network optimization based on the information obtained by parsing the RLF report.
  • scenario (3) that is, a handover failure occurs during the terminal switching from the source network side device to the first target network side device, the terminal is reestablished to the second target network side device. Due to the handover failure, after receiving the first related information, the second target network side device directly sends the first related information to the source network side device.
  • the source network side device as 5G base station 1
  • the first target network side device as 4G base station 1
  • the second target network side device as 4G base station 2
  • the first related information including RLF report as an example:
  • the failure related information is recorded in the UE variable VarRLF-Report.
  • the UE sends the RRCReconfigurationComplete message it may carry the rlf-InfoAvailable indication to notify the 4G base station 2 that the UE stores information related to recorded handover failures.
  • 4G base station 2 can obtain specific failure information records (ie, RLF report) from the UE through the UEInformationRequest/UEInformationResponse message.
  • the UE reports the RLF report to the 4G base station 2 according to the instruction.
  • the 4G base station 2 directly sends the inter-system failure indication (inter-system failure indication) to the 5G base station 1, which carries the RLF report.
  • the 5G base station 1 parses the RLF report. It can be determined that the type of handover failure is handover to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the 5G base station 1 can perform network optimization based on the information obtained by analyzing the RLF report.
  • the second target network side device may send the access failure related information to the source network side device through the first target network side device; or, the second target network side device The side device directly sends the first related information to the source network side device; or the second target network side device parses the first After receiving relevant information, send relevant information of access failure to the source network side device.
  • the source network side device is 5G base station 1
  • the first target network side device is 4G base station 1
  • the second target network side device is 4G base station 2 or 5G base station 2
  • the first related information includes RACH report (can also be RLF report or other newly defined report) as an example:
  • the UE reports the RACH report to the 4G base station 2 according to the instruction of the 4G base station 2.
  • the 4G base station 2 sends the RACH report to the 4G base station 1 through X2 signaling.
  • the 4G base station 1 analyzes the RACH report and finds that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the 4G base station 1 sends the information content and failure type obtained by parsing the RACH report to the 5G base station 1.
  • the information sent to the 5G base station 1 may include one or more of the following:
  • the priority of the redirection cell (for example, the priority of 4G base station 1).
  • the UE reports the RACH report to the 4G base station 2 according to the instruction of the 4G base station 2, and carries the 5G base station source cell ID.
  • the 4G base station 2 After receiving the RACH report, the 4G base station 2 passes the unresolved RACH through the X2 interface The report is sent to the 5G base station 1.
  • the 5G base station 1 parses the RACH report, can obtain the relevant information of the access failure recorded by the UE, and can analyze and obtain the failure type of the access failure.
  • the UE reports the RACH report to the 5G base station 2 according to the instruction of the 5G base station 2 , that is, the second target network side device in this embodiment is the 5G base station 2 .
  • the UE accesses the 5G base station 2 at a certain moment, the UE sends the RACH report to the 5G base station 2.
  • the 5G base station 2 parses the RACH report, it switches the failure type analyzed according to the RACH report to Wrong cell or voice fallback causes cross-system mobility failure and/or RACH report is sent to 5G base station 1.
  • the 5G base station 1 can perform network operation based on the information obtained by parsing the RACH report. Network optimization.
  • the 5G base station 1 releases the UE. After the UE fails to randomly access the 4G base station, it is reestablished to a new 4G base station.
  • the UE When the UE is known to be an inter-system voice fallback, it records the relevant information about the access failure after randomly accessing the 4G base station 1 and sends it to the 5G base station 1 for optimization.
  • this embodiment enhances the information content recorded by the UE so that the UE records information used to optimize cell selection in the report, that is, the UE records the carrier information of the redirected cell and the priority of the redirected cell, so that the 5G base station 1 Carry out network optimization for voice callback.
  • the terminal requests access to the first target network side device when performing inter-system voice fallback, and records the first relevant information when access to the first target network side device fails; the terminal will The first related information is sent to the second target network side device that has successfully accessed, so that the network side device performs network optimization for voice fallback based on the first related information.
  • an embodiment of the present disclosure also provides a network optimization method for voice fallback, which is applied to the source network side device, including:
  • Step 201 The source network side device receives the first relevant information about the terminal access failure sent by the target network side device.
  • the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access failure occurs.
  • Step 202 The source network side device performs network optimization on voice fallback related parameters according to the first relevant information.
  • the source network side device may be the source base station that the terminal accesses before performing inter-system voice fallback
  • the target network side device may be the source base station that the terminal needs to access when performing inter-system voice fallback.
  • the target base station for network side device handover.
  • the target network side device may include a first target network side device and/or a second target network side device, and the first target network side device is a target that the terminal requests access when performing inter-system voice fallback.
  • the terminal fails to access the first target network side device, and the first relevant information may be the relevant information recorded when the terminal fails to access the first target network side device;
  • the third target network side device is a target network side device to which the terminal re-accesses after failing to access the first target network side device.
  • the terminal When the terminal performs inter-system voice fallback, if the target network side device of the access request fails, it records the relevant information of the access failure (that is, the first relevant information), and successfully accesses other target network side devices. When the device is connected, the successfully accessed target network side device reports the information to the source network side device. The source network side device performs network optimization for voice fallback based on the information related to access failure recorded by the terminal.
  • the source network side device receives the first relevant information about the terminal access failure sent by the target network side device, including:
  • the source network side device receives the second related information sent by the second target network side device, where the second related information includes the first related information; and/or receives the third related information sent by the first target network side device, The third related information includes the first related information;
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback
  • the second target network side device is the network device that the terminal fails to access the first target network side device. Successfully connected network device.
  • the source network side device may obtain the first related information in two ways:
  • Method 1 When the terminal fails to access the first target network side device, it records the first relevant information of the access failure, and sends the first relevant information to the second target network side device that has successfully accessed; After parsing the first relevant information, the second target network side device can analyze and obtain that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the first related information sends second related information to the source network side device; the second related information may include the first related information.
  • the second related information may also include indication information indicating that the terminal access failure failure type is switching to an incorrect cell or voice fallback leading to cross-system mobility failure.
  • Method 2 The second target network side device sends the first relevant information to the first target network side device, and the first target network side device sends the first relevant information to the source network side device according to the first relevant information. Send third related information.
  • the first target network side device can parse the first related information and analyze to obtain the failure type of terminal access failure: switching to the wrong cell or voice fallback resulting in cross-connection.
  • the first target network side device sends third related information to the source network side device, where the third related information includes the first related information.
  • the third related information may also include: the failure type of the terminal access failure is switching to the wrong cell or voice fallback causing inter-system mobility failure (Inter-system Mobility Failure during Voice Fallback) instructions.
  • the second related information and/or the third related information also includes: indication information indicating that the failure type is switching to the wrong cell or voice fallback leading to cross-system mobility failure;
  • the source network side device performs network optimization on voice fallback related parameters based on the first relevant information, including:
  • both the second related information and/or the third related information can be used for network optimization.
  • the source network side device may determine that the access failure type when the terminal accesses the first target network side device is switching to the wrong cell or Voice fallback causes cross-system mobility failure.
  • the source network side device can optimize the network parameters so that the terminal avoids preferential access to the inter-system voice fallback next time.
  • the first target network side device means that the terminal preferentially accesses other network devices except the first target network side device, such as the second target network side device.
  • the source network side device determines based on the second related information and/or the third related information that the failure type of the terminal access failure is switching to the wrong cell or voice fallback causing cross-system mobility failure.
  • the access level of the first target network side device can be determined. For example, during the next inter-system voice fallback, the terminal will not be switched to the first target network side device first, but the terminal will be switched to the first target network side device first. Describe the second target network side device, which can reduce the terminal network switching failure experience.
  • the second target network side device receives the first related information sent by the terminal and parses the first related information, it can be determined that the failure type of the terminal access failure is switching to the wrong cell. Or voice fallback causes cross-system mobility to fail.
  • the second target network side device may send the failure type and/or the first related information to the source network side device, and then the source network side device does not need to parse again, directly based on the second related information. Message for voice fallback network optimization.
  • the second target network side device may directly send the first relevant information to the first target network side device; the first target network side device parses the first relevant information Based on the first related information, it can be determined that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the first target network side device may send the failure type and/or the first related information to the source network side device, and then the source network side device may directly perform the analysis according to the third step without parsing again.
  • Related information is used to optimize the network for voice fallback.
  • the source network side device obtaining the first related information may also include method three:
  • the source network side device receives the first relevant information about the terminal access failure sent by the target network side device, including:
  • Receive the first relevant information sent by the second target network side device that is, if the terminal fails to access the first target network side device when performing inter-system voice fallback, the terminal records the first relevant information of the access failure, and sending the first related information to the second target network side device that has successfully accessed.
  • the second target network side device may not parse the first related information and send the unparsed first related information to the source network side device.
  • the method further includes: the source network side device parsing the first relevant information and determining that the failure type of the access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure; according to the first For related information, perform network optimization on voice fallback-related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to other network-side devices other than the first target network-side device when performing inter-system voice fallback.
  • the second target network side device may directly include the unparsed first related information in the second related information (or, the second related information
  • the relevant information is the same as the first relevant information) and is sent to the source network side device.
  • the source network side device parses the second relevant information and determines that the failure type of the terminal access failure is switching to the wrong cell or If voice fallback causes cross-system mobility to fail, the source network side device can perform network optimization during the next inter-system voice fallback based on the parsed content.
  • the UE is preferably switched to the second target network side device, which can reduce the handover failure/RLF experienced by the terminal on the first target network side device.
  • the first related information includes at least one of the following:
  • Carrier information of the first target network side device can be used for network optimization by the source network side device, for example: judging whether the first target network side device is suitable for a terminal based on the carrier information access.
  • the priority of the first target network side device can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • a target network side device The priority of the first target network side device; the priority can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • Voice fallback indication information can be used to trigger network optimization, for example: when the source network side device detects the voice fallback indication information, it performs the following steps according to the first Relevant information for network optimization.
  • the encoding format of the first related information includes one of the following:
  • the network coding format corresponding to the mobile communication system to which the source network side device belongs for example: the first related information record is an RLF report, the source network side device is a 5G base station, and the RLF report can be in accordance with 5G encoding format.
  • the network coding format corresponding to the mobile communication system to which the first target network side device belongs for example: the first related information record is an RLF report, the first target network side device is a 4G base station, and the RLF Reports can be encoded according to 4G encoding format.
  • the network coding format corresponding to the mobile communication system to which the second target network side device belongs is an RLF report
  • the first target network side device is a 3G base station
  • the RLF report can be encoded according to the 3G encoding format.
  • the source network side device receives the first relevant information for network optimization.
  • the first relevant information is the correlation recorded when the terminal fails to access the first target network side device when performing inter-system voice fallback. information, the source network side device based on the first related information of access failure Carry out network optimization for voice fallback between systems to reduce the experience of terminals accessing the wrong cell.
  • an embodiment of the present disclosure also provides an information processing method for voice fallback, which is applied to the second target network side device, including:
  • Step 301 The second target network side device receives the first relevant information sent by the terminal, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and fails to access;
  • the terminal when the terminal performs inter-system voice fallback, if the terminal fails to access the first target network side device, the first relevant information of the access failure is recorded; when the terminal successfully accesses When the second target network side device is used, the terminal sends the first related information to the second target network side device.
  • Step 302 The second target network side device sends second related information of access failure to the source network side device that the terminal accessed before performing inter-system voice fallback according to the first related information.
  • the information includes the first relevant information; and/or, sends the first relevant information to a first target network side device; the first target network side device performs inter-system voice fallback for the terminal to perform access requested by network equipment.
  • the first related information and/or the second related information may be used for network optimization of voice fallback.
  • the second target network side device sends the first relevant information about the terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback.
  • the first target network side device is the network device that the terminal requests access when performing inter-system voice fallback
  • the second target network side device is the terminal that fails to access the first target network side device.
  • the network-side device successfully connected.
  • the terminal performs inter-system voice fallback if access to the first target network side device fails, the first related information of the access failure is recorded; when the terminal successfully accesses the second target network side, device, the terminal sends the first related information to the second target network side device.
  • the second target network side device may directly send the first relevant information to the source network side device that the terminal accessed before performing voice fallback, or may parse the first relevant information and then parse the obtained information.
  • the content (that is, the second related information) is sent to the source network side device; or the second target network side device sends the first related information to the first target network side device, so that the The first target network side device parses the first related information and sends the parsed content to the source network side device.
  • the source network side device performs voice response based on the relevant information about the access failure. Retired network optimization.
  • the second target network side device may be in the same communication system as the first target network side device.
  • the second target network side device and the first target network side device are both 4G communication systems; the second target network side device may be in the same communication system as the first target network side device.
  • the second target network side device may also be a different communication system from the first target network side device.
  • the first target network side device is a 4G communication system
  • the second target network side device is a 3G communication system.
  • the second target network side device receives the first related information of the access failure recorded when the terminal performs inter-system voice fallback and an access failure occurs, and sends the first related information to the third A target network side device, and/or, according to the first relevant information, send second relevant information of access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, so that the source network side device can make the source network side device according to the first relevant information.
  • Use information related to access failure to optimize the network for voice fallback to prevent terminals from accessing the wrong cell during the next voice fallback.
  • the first related information includes at least one of the following:
  • the first related information can be recorded in a target report, and the target report is: an RLF report, a random access (RACH) report or a newly defined report.
  • Carrier information of the first target network side device can be used for network optimization by the source network side device, for example: judging whether the first target network side device is suitable for a terminal based on the carrier information access.
  • the priority of the first target network side device can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • a target network side device determining whether to allow the terminal to access the first priority according to the priority.
  • Voice fallback indication information can be used to trigger network optimization, for example: when the source network side device detects the voice fallback indication information, it performs the following steps according to the first Relevant information for network optimization.
  • the encoding format of the first related information includes one of the following:
  • the network coding format corresponding to the mobile communication system to which the source network side device belongs for example: the first related information record is an RLF report, the source network side device is a 5G base station, and the RLF report can be in accordance with 5G encoding format.
  • the network coding format corresponding to the mobile communication system to which the first target network side device belongs for example: the first related information record is an RLF report, the first target network side device is a 4G base station, and the RLF Reports can be encoded according to 4G encoding format.
  • the network coding format corresponding to the mobile communication system to which the second target network side device belongs is an RLF report
  • the first target network side device is a 3G base station
  • the RLF report can be encoded according to the 3G encoding format.
  • the failure of the terminal to access the first target network side device may include one of the following:
  • the terminal is successfully switched from the source network side device to the first target network side device, and a wireless link failure (RLF) occurs within a first duration; the terminal is reestablished to the second target network side device.
  • RLF wireless link failure
  • the terminal After the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration; the terminal is reestablished to the first target network side device.
  • the second target network side device After the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration; the terminal is reestablished to the first target network side device.
  • the second target network side device After the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration; the terminal is reestablished to the first target network side device.
  • the second target network side device The second target network side device.
  • a handover failure occurs during switching of the terminal from the source network side device to the first target network side device; the terminal is reestablished to the second target network side device.
  • the terminal After the terminal releases the RRC connection with the source network side device and enters the idle state, a failure occurs during the process of initiating random access to the first target network side device; the terminal re-establishes to the second target network side equipment;
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the first related information when sending the second related information to the source network side device according to the first related information, the first related information may be parsed first, and the parsed The obtained content is sent to the source network side device, or the unparsed first related information may be directly sent to the source network side device, as will be explained in detail below through embodiments.
  • sending second relevant information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information includes:
  • the first related information is parsed to determine that the failure type of the terminal access failure is switching to the error message. Area or voice fallback causes cross-system mobility failure; send the second related information to the source network side device, the second related information includes that the failure type is switching to the wrong cell or voice fallback causes cross-system mobility Indication of mobility failure.
  • the second target network side device can determine that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the second target network side device may send the first related information and the failure type to the source network side device, so that the source network side device can perform network optimization for voice fallback.
  • the source network side device is 5G base station 1
  • the second target network side device is 5G base station 2
  • the first target network side device is 4G base station 1.
  • the UE accesses the 5G base station 2 at a certain moment, the UE sends the RLF report to the 5G base station 2.
  • the 5G base station 2 parses the RLF report, it then switches to the wrong cell or cell based on the failure type analyzed by the RLF report through Xn signaling.
  • Voice fallback causes cross-system mobility failure and/or RLF report is sent to 5G base station 1.
  • the 5G base station 1 can perform network optimization based on the information obtained by parsing the RLF report, which can prevent the terminal from accessing the wrong cell during the next voice fallback. .
  • sending second relevant information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback based on the first relevant information includes:
  • the second related information is sent through the first interface to the source network side device accessed before the terminal performs inter-system voice fallback.
  • the second target network side device does not parse the first relevant information after receiving it, but directly sends the first relevant information to the source network side device.
  • the source network side device parses the first related information and can determine that the failure type of the terminal access failure is switching to an incorrect cell or voice fallback leading to cross-system mobility failure.
  • the source network side device performs network optimization for voice fallback based on the information content obtained through analysis, which can prevent the terminal from accessing the wrong cell during the next voice fallback.
  • the source network side device is 5G base station 1
  • the second target network side device is 4G base station 2
  • the first target network side device is 4G base station 1.
  • the UE reports the RLF report to the 4G base station 2 according to the instruction of the 4G base station 2, and carries the 5G base station source cell ID.
  • the 4G base station 2 sends the unresolved RLF report to the 5G through the X2 interface.
  • 5G base station 1 parses the RLF report and can obtain the relevant information about the access failure recorded by the UE. It can also analyze and obtain the failure types of access failures to optimize the network for voice fallback.
  • the second target network side device may also send the access failure related information to the source network side device through the first target network side device.
  • sending the first related information to the first target network side device includes: sending a failure indication to the first target network side device, where the failure indication includes the first related information.
  • the second target network side device sends the first relevant information to the first target network side device through a failure indication.
  • the first target network side device parses the first related information and determines that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the first target network side device will The failure type and/or the first related information is sent to the source network side device for the source network side device to perform network optimization for voice fallback.
  • the source network side device is 5G base station 1
  • the second target network side device is 4G base station 2
  • the first target network side device is 4G base station 1.
  • the UE reports the RLF report to the 4G base station 2 according to the instruction of the 4G base station 2.
  • the 4G base station 2 sends a failure indication (failure indication) to the 4G base station 1, and the failure indication includes the RLF report.
  • the 4G base station 1 parses the RLF report and finds that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the 4G base station 1 sends Inter to the 5G base station 1.
  • the Inter-system HO Report or signaling includes the failure type and/or the first related information.
  • the second target network side device receives the first related information of the access failure recorded when the terminal fails to access the first target network side when performing inter-system voice fallback, and sends the first related information to the first target network side device.
  • the relevant information is sent to the first target network side device, and/or the second relevant information of the access failure is sent to the source network side device that the terminal accessed before performing inter-system voice fallback according to the first relevant information, so that The source network side device performs network optimization for voice fallback based on relevant information about access failures.
  • an embodiment of the present disclosure also provides an information processing method for voice fallback, which is applied to the first target network side device, including:
  • Step 401 The first target network side device receives the first relevant information sent by the second target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • Step 402 The first target network side device performs a command on the terminal according to the first relevant information.
  • the source network side device accessed before inter-system voice fallback sends third related information about the terminal access failure, where the third related information includes the first related information; wherein the second target network side device is The network device that the terminal successfully accesses after failing to access the first target network side device.
  • the first related information and/or the third related information may be used for network optimization of voice fallback.
  • the first target network side device is the target network side device to which access fails when the terminal performs inter-system voice fallback.
  • the source network side device accessed by the terminal may be a 5G base station
  • the first target network side device may be a 4G base station.
  • the terminal is If the 5G base station fails to access the 4G base station, the first relevant information of the access failure is recorded.
  • the first relevant information received by the first target network side device is sent by the second target network side device to which the terminal successfully accesses. For example: after the terminal fails to access the first target network side device and re-establishes itself to the second target network side device, the terminal can send the first related information to the second target network side device, by The second target network side device sends the first related information to the first target network side device.
  • the first target network side device After the first target network side device obtains the first relevant information, it can obtain the relevant information content of the terminal access failure by parsing the first relevant information.
  • the failure type of the access failure is an access error message
  • the third relevant information related to the access failure is sent to the source network side device, so that the network side device can perform network optimization for voice fallback.
  • the first target network side device receives the first related information of the access failure recorded when the terminal fails to access the first target network side when performing inter-system voice fallback, and performs the operation according to the first
  • the related information sends the third related information of the access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, and the third related information includes the first related information, so that the source network side device can access the device according to the connection request.
  • the network optimization of voice fallback can be carried out based on the relevant information of failed entry to prevent the terminal from accessing the wrong cell during the next voice fallback.
  • the first related information includes at least one of the following:
  • the terminal can record the first related information in a target report, where the target report is: an RLF report, a random access (RACH) report or a newly defined report.
  • the target report is: an RLF report, a random access (RACH) report or a newly defined report.
  • Carrier information of the first target network side device can be used for network optimization by the source network side device, for example: judging whether the first target network side device is suitable for a terminal based on the carrier information access.
  • the priority of the first target network side device can be used for network optimization by the source network side device, for example: determining whether to allow the terminal to access the first priority according to the priority.
  • a target network side device determining whether to allow the terminal to access the first priority according to the priority.
  • Voice fallback indication information can be used to trigger network optimization, for example: when the source network side device detects the voice fallback indication information, it performs the following steps according to the first Relevant information for network optimization.
  • the encoding format of the first related information includes one of the following:
  • the network coding format corresponding to the mobile communication system to which the source network side device belongs for example: the first related information record is an RLF report, the source network side device is a 5G base station, and the RLF report can be in accordance with 5G encoding format.
  • the network coding format corresponding to the mobile communication system to which the first target network side device belongs for example: the first related information record is an RLF report, the first target network side device is a 4G base station, and the RLF Reports can be encoded according to 4G encoding format.
  • the network coding format corresponding to the mobile communication system to which the second target network side device belongs is an RLF report
  • the first target network side device is a 3G base station
  • the RLF report can be encoded according to the 3G encoding format.
  • sending third related information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback based on the first related information includes:
  • the third related information includes indication information indicating that the failure type is switching to an incorrect cell or voice fallback leading to cross-system mobility failure.
  • the first target network side device can To determine that the failure type of the terminal access failure is switching to the wrong cell or voice fallback resulting in cross-system mobility failure, the first target network side device may send the first related information and the failure type to the source network The side device is used for the source network side device to perform network optimization for voice fallback.
  • the receiving the first related information sent by the second target network side device includes: receiving a failure indication sent by the second target network side device, where the failure indication includes the first related information.
  • the terminal sends the recorded first related information of access failure to the second target network side device, and the second target network side device sends a failure indication to the first target network side device.
  • the first target network side device parses the first related information and determines that the failure type of the terminal access failure is switching to the wrong cell or voice fallback leading to cross-system mobility failure.
  • the first target network side device will The failure type and/or the first related information is sent to the source network side device for the source network side device to perform network optimization for voice fallback.
  • the failure of the terminal to access the first target network side device may include one of the following:
  • the terminal successfully switches from the source network side device to the first target network side device, and a wireless link failure RLF occurs within the first duration;
  • the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration;
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the terminal successfully accesses the second target network side device after failing to access the first target network side device, thereby reporting the first related information of the recorded access failure to the second target network side device,
  • the second target network side device sends the first related information to the first target network side device.
  • the first target network side device receives the first related information of the access failure recorded when the terminal fails to access the first target network side when performing inter-system voice fallback, and based on The first related information sends third related information of access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, and the third related information includes the first related information, so that the source network
  • the side device performs network optimization for voice fallback based on relevant information about access failure to prevent the terminal from accessing the wrong cell during the next voice fallback.
  • an embodiment of the present disclosure provides an information processing device 500 for voice fallback, which is applied to a terminal and includes:
  • the recording unit 510 is used to record the first relevant information of the access failure when the terminal fails to access the first target network side device.
  • the first target network side device is the access requested by the terminal to perform inter-system voice fallback. network equipment;
  • the first sending unit 520 is configured to send the first related information to a second target network side device.
  • the second target network side device is a network that the terminal successfully accesses after failing to access the first target network side device. equipment.
  • the terminal fails to access the first target network side device, including one of the following:
  • the terminal successfully switches from the source network side device to the first target network side device, and a wireless link failure RLF occurs within the first duration;
  • the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration;
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the recording unit is specifically configured to record the first related information of access failure according to a set encoding format, wherein the set encoding format includes one of the following:
  • the device also includes:
  • the fourth receiving unit is used to receive a handover command or an RRC release indication carrying voice fallback indication information
  • An execution unit configured to allow the currently accessed source network side device to access the first target network side device according to the handover command or the RRC release indication.
  • an embodiment of the present disclosure provides a network optimization device 600 for voice fallback, which is applied to source network side equipment and includes:
  • the first receiving unit 610 is configured to receive the first relevant information about the terminal access failure sent by the target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access failure occurs;
  • the processing unit 620 is configured to perform network optimization on voice fallback related parameters according to the first related information.
  • the first receiving unit is specifically configured to: receive second related information sent by the second target network side device, where the second related information includes the first related information; and/or receive the first target Third related information sent by the network side device, where the third related information includes the first related information;
  • the first target network side device is requested by the terminal to perform inter-system voice fallback.
  • the accessed network device, the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • the second related information and/or the third related information also includes: indication information indicating that the failure type is switching to the wrong cell or voice fallback leading to cross-system mobility failure;
  • the processing unit is specifically used for:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the identification of the source network side device is the identification of the source network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • an embodiment of the present disclosure provides an information processing apparatus 700 for voice fallback, which is applied to a second target network side device, including:
  • the second receiving unit 710 is configured to receive the first relevant information sent by the terminal, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • the second sending unit 720 is configured to send second relevant information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback according to the first relevant information, where the second relevant information includes the first related information; and/or sending the first related information to the first target network side device;
  • the first target network side device is a network device requested to be accessed by the terminal for performing inter-system voice fallback.
  • the second sending unit is specifically used to:
  • the second related information is sent to the source network side device, where the second related information includes indication information that the failure type is switching to an incorrect cell or voice fallback leading to cross-system mobility failure.
  • the second sending unit is specifically used to:
  • the second related information is sent through the first interface to the source network side device accessed before the terminal performs inter-system voice fallback.
  • the second sending unit is specifically used to:
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the encoding format of the first related information includes one of the following:
  • the above-mentioned device provided by the embodiment of the present disclosure can implement all the method steps implemented by the above-mentioned method embodiment applied to the second target network side device, and can achieve the same technical effect, which will not be discussed here.
  • the parts and beneficial effects in this embodiment that are the same as those in the method embodiment will be described in detail.
  • an embodiment of the present disclosure provides an information processing device for voice fallback 800, applied to the first target network side device, including:
  • the third receiving unit 810 is configured to receive the first relevant information sent by the second target network side device, where the first relevant information is the relevant information recorded when the terminal performs inter-system voice fallback and access fails;
  • the third sending unit 820 is configured to send third related information about terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback according to the first related information, where the third related information includes The first relevant information;
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • the third sending unit is specifically used for:
  • the third related information is sent to the source network side device, where the third related information includes indication information that the failure type is switching to an incorrect cell or voice fallback leading to cross-system mobility failure.
  • the second receiving unit is specifically configured to: receive a failure indication sent by the second target network side device, where the failure indication includes the first related information.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the encoding format of the first related information includes one of the following:
  • the above-mentioned device provided by the embodiment of the present disclosure can implement all the method steps implemented by the above-mentioned method embodiment applied to the first target network side device, and can achieve similar results.
  • the same technical effects as those in the method embodiment will not be described in detail here.
  • each functional unit in various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the above integrated units can be implemented in the form of hardware or software functional units.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a processor-readable storage medium.
  • the technical solution of the present disclosure is essentially or contributes to the relevant technology, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, It includes several instructions to cause a computer device (which can be a personal computer, a server, or a network device, etc.) or a processor to execute all or part of the steps of the methods described in various embodiments of the present disclosure.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code. .
  • an embodiment of the present disclosure also provides a terminal, including: a memory 920, a transceiver 900, and a processor 910; wherein the memory 920 is used to store computer programs; the transceiver 900 is used to Send and receive data under the control of the processor 910; the processor 910 is used to read the computer program in the memory and perform the following operations:
  • the terminal fails to access the first target network side device, and the first relevant information of the access failure is recorded.
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback;
  • the transceiver is configured to: send the first relevant information to a second target network side device.
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device. .
  • the terminal fails to access the first target network side device, including one of the following:
  • the terminal successfully switches from the source network side device to the first target network side device, and a wireless link failure RLF occurs within the first duration;
  • the terminal releases the radio resource control RRC connection with the source network side device and enters the idle state, it is successfully redirected to the first target network side device, and RLF occurs within the first duration;
  • a handover failure occurs when the terminal switches from the source network side device to the first target network side device
  • the source network side device is a network side device that the terminal accesses before performing inter-system voice fallback.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the first related information of access failure is recorded according to the set encoding format, wherein the set encoding format includes one of the following:
  • the transceiver is further configured to: receive a handover command carrying voice fallback indication information or a radio resource control RRC release indication;
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the currently accessed source network side device accesses the first target network side device.
  • the bus architecture can include any number of interconnected buses and bridges, specifically Various circuits of one or more processors represented by processor 910 and memory represented by memory 920 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • Transceiver 900 may be a plurality of elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices over a transmission medium.
  • the user interface 930 can also be an interface capable of externally connecting required equipment.
  • the connected equipment includes but is not limited to a keypad, a display, a speaker, a microphone, a joystick, etc.
  • the processor 910 is responsible for managing the bus architecture and general processing, and the memory 920 can store data used by the processor 910 when performing operations.
  • the processor 910 may be a central processing unit (Central Process Unit, CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device (CPLD), the processor can also adopt a multi-core architecture.
  • CPU Central Process Unit
  • ASIC Application Specific Integrated Circuit
  • FPGA Field-Programmable Gate Array
  • CPLD Complex Programmable Logic Device
  • the network side device is a source network side device, including: a memory 1020, a transceiver 1000, and a processor 1010; wherein the memory 1020 is For storing computer programs; processor 1010, for reading the computer program in the memory; transceiver 1000, for sending and receiving data under the control of the processor 1010 and performing the following operations:
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • network optimization is performed on voice fallback related parameters.
  • the transceiver is specifically used for:
  • Receive second related information sent by the second target network side device includes the first related information
  • receive third related information sent by the first target network side device includes the first related information
  • the first target network side device is the network device requested by the terminal to perform inter-system voice fallback
  • the second target network side device is the network device that the terminal fails to access the first target network side device. Successfully connected network device.
  • the second related information and/or the third related information also includes: indication information indicating that the failure type is switching to the wrong cell or voice fallback leading to cross-system mobility failure;
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • network optimization is performed on voice fallback related parameters.
  • the optimized network parameters are used to prioritize switching the terminal to a device other than the first target network side device when performing inter-system voice fallback.
  • Other network side devices are used.
  • the first related information includes at least one of the following:
  • the identification of the first target network side device is the identification of the first target network side device
  • the identification of the source network side device is the identification of the source network side device
  • the carrier information of the first target network side device is the carrier information of the first target network side device
  • the priority of the first target network side device is the priority of the first target network side device
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by processor 1010 and various circuits of the memory represented by memory 1020 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • Transceiver 1000 may be a plurality of elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices over a transmission medium.
  • the processor 1010 is responsible for managing the bus architecture and general processing, and the memory 1020 can store data used by the processor 1010 when performing operations.
  • the processor 1010 can be a CPU, ASIC, FPGA or CPLD, and the processor can also adopt a multi-core architecture.
  • Embodiments of the present disclosure also provide a network side device, which is a second target network side device, including: a memory, a transceiver, and a processor; wherein the memory is used to store computer programs; the processor, A computer program for reading the memory; a transceiver for sending and receiving data under the control of the processor and performing the following operations:
  • the first relevant information send second relevant information about the terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, where the second relevant information includes the first relevant information; and /or send the first related information to the first target network side device;
  • the first target network side device is a network device requested to be accessed by the terminal for performing inter-system voice fallback.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the second related information to the source network side device, where the second related information includes that the failure type is switching to an incorrect cell or voice fallback resulting in cross-system mobility failure. Instructions.
  • the transceiver is further configured to: send the second related information through the first interface to the source network side device that the terminal accesses before performing inter-system voice fallback.
  • the transceiver is also used for:
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor and various circuits of the memory represented by the memory are linked together. Bus architectures can also integrate components such as peripherals, voltage regulators, and power management circuits. Various other circuits are linked together, which are well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • a transceiver may be a plurality of elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices over a transmission medium.
  • the processor manages the bus architecture and general processing, and memory stores data used by the processor as it performs operations.
  • the processor can be a CPU, ASIC, FPGA or CPLD, and the processor can also adopt a multi-core architecture.
  • the above-mentioned network-side device provided by the embodiment of the present disclosure can implement all the method steps implemented by the above-mentioned method embodiment applied to the second target network-side device, and can achieve the same technical effect.
  • the parts and beneficial effects in this embodiment that are the same as those in the method embodiment will not be described in detail.
  • Embodiments of the present disclosure also provide a network side device, which is a first target network side device, including: a memory, a transceiver, and a processor; wherein the memory is used to store computer programs; the processor, A computer program for reading the memory; a transceiver for sending and receiving data under the control of the processor and performing the following operations:
  • the first related information send third related information about the terminal access failure to the source network side device that the terminal accessed before performing inter-system voice fallback, where the third related information includes the first related information;
  • the second target network side device is a network device that the terminal successfully accesses after failing to access the first target network side device.
  • the processor is configured to read the computer program in the memory and perform the following operations:
  • the transceiver is further configured to: send the third related information to the source network side device, where the third related information includes that the failure type is switching to an incorrect cell or voice fallback resulting in cross-system mobility failure. Instructions.
  • the transceiver is also used for:
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor and various circuits of the memory represented by the memory are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, which are all well known in the art and therefore will not be described further herein.
  • the bus interface provides the interface.
  • a transceiver may be a plurality of elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices over a transmission medium.
  • the processor manages the bus architecture and general processing, and memory stores data used by the processor as it performs operations.
  • the processor can be a CPU, ASIC, FPGA or CPLD, and the processor can also adopt a multi-core architecture.
  • the above-mentioned network-side device provided by the embodiment of the present disclosure can implement all the method steps implemented by the above-mentioned method embodiment applied to the first target network-side device, and can achieve the same technical effect.
  • the parts and beneficial effects in this embodiment that are the same as those in the method embodiment will not be described in detail.
  • specific embodiments of the present disclosure also provide a processor-readable storage medium on which a computer program is stored, wherein when the program is executed by the processor, the steps of the information processing method for voice fallback are implemented, or the above-mentioned information processing method is implemented. Steps of network optimization method for voice fallback. And can achieve the same technical effect. To avoid repetition, they will not be described again here.
  • the readable storage medium may be any available medium or data storage device that the processor can access, including but not limited to magnetic memory (such as floppy disk, hard disk, magnetic tape, magneto-optical disk (Magneto-Optical, MO), etc.), Optical storage (such as Compact Disk (CD), Digital Video Disc (DVD), Blu-ray Disc (BD), High-definition Versatile Disc (HVD), etc.), and Semiconductor memories (such as ROM, Electrically Programmable Read-Only Memory (EPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), non-volatile memory (NAND FLASH) , Solid State hard Disk (SSD)), etc.
  • magnetic memory such as floppy disk, hard disk, magnetic tape, magneto-optical disk (Magneto-Optical, MO), etc.
  • Optical storage such as Compact Disk (CD), Digital Video Disc (DVD), Blu-ray Disc (BD), High-definition Versatile Disc (HVD
  • embodiments of the present disclosure may be provided as methods, systems, or computer program products. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment that combines software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, magnetic disk storage, optical storage, and the like) embodying computer-usable program code therein.
  • a computer-usable storage media including, but not limited to, magnetic disk storage, optical storage, and the like
  • processor-executable instructions may also be stored in a processor-readable memory that causes a computer or other programmable data processing apparatus to operate in a particular manner, such that the generation of instructions stored in the processor-readable memory includes the manufacture of the instruction means
  • the instruction device implements the functions specified in one process or multiple processes of the flow chart and/or one block or multiple blocks of the block diagram.
  • processor-executable instructions may also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce computer-implemented processing, thereby causing the computer or other programmable device to
  • the instructions that are executed provide steps for implementing the functions specified in the process or processes of the flowchart diagrams and/or the block or blocks of the block diagrams.
  • the disclosed devices and methods can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or Can be integrated into another system, or a Some features can be ignored or not implemented.
  • the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or they may be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.

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  • Telephonic Communication Services (AREA)

Abstract

本公开提供了一种语音回退的信息处理方法、装置、终端及网络侧设备。所述方法包括:终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;所述终端向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。

Description

语音回退的信息处理方法、装置、终端及网络侧设备
相关申请的交叉引用
本公开主张在2022年05月25日在中国提交的中国专利申请号No.202210578928.2的优先权,其全部内容通过引用包含于此。
技术领域
本公开涉及通信技术领域,尤其涉及一种语音回退的信息处理方法、装置、终端及网络侧设备。
背景技术
移动健壮性优化(Mobility Robustness Optimisation,MRO)主要解决终端移动性过程中的失败问题,辅助网络优化,MRO特性主要用于发现和解决移动性过程中参数配置问题,并定义了3种失败类型:切换过早、切换过迟、切换到错误小区。
目前的非接入层(Non-Access Stratum,NAS)信令系统间切换报告(Inter-system handove Report)只包含切换过早和不必要切换,不包含切换到错误小区的类型。因此,相关技术中的网络切换过程中的信令指示方法不适用于语音回退业务下切换到错误小区的场景。
发明内容
本公开的目的在于提供一种语音回退的信息处理方法、装置、终端及网络侧设备,解决了相关技术中的网络切换过程中的信令指示方法不适用于语音回退业务下切换到错误小区的场景的问题。
本公开的实施例提供一种语音回退的信息处理方法,包括:
终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
所述终端向第二目标网络侧设备发送所述第一相关信息,所述第二目标 网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败(Radio Link Failure,RLF);
所述终端释放与源网络侧设备的无线资源控制(Radio Resource Control,RRC)连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述终端执行系统间语音回退前接入的源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
可选地,所述记录接入失败的第一相关信息,包括:
按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
可选地,所述方法还包括:
接收携带语音回退指示信息的切换命令或者RRC释放指示;
根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
本公开的实施例提供一种语音回退的网络优化方法,包括:
源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化。
可选地,源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,包括:
源网络侧设备接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区的指示信息;
所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化,包括:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为语音回退导致跨系统移动性失败的指示信息;
所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网 络优化,包括:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为语音回退导致跨系统移动性失败;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
本公开的实施例提供一种语音回退的信息处理方法,包括:
第二目标网络侧设备接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
所述第二目标网络侧设备根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
可选地,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区的指示信息。
可选地,所述根据所述第一相关信息,向终端执行系统间语音回退前接 入的源网络侧设备发送终端接入失败的第二相关信息,包括:
解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
可选地,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
可选地,所述向第一目标网络侧设备发送所述第一相关信息,包括:
向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
本公开的实施例提供一种语音回退的信息处理方法,包括:
第一目标网络侧设备接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
所述第一目标网络侧设备根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,包括:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区的指示信息。
可选地,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,包括:
解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致 跨系统移动性失败;
向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
可选地,所述接收第二目标网络侧设备发送的第一相关信息,包括:
接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
本公开的实施例提供一种终端,包括:存储器,收发机,处理器:
存储器,用于存储计算机程序;收发机,用于在所述处理器的控制下收发数据;处理器,用于读取所述存储器中的计算机程序并执行以下操作:
终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
所述收发机用于:向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述终端执行系统间语音回退前接入的源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
可选地,所述收发机还用于:接收携带语音回退指示信息的切换命令或者无线资源控制RRC释放指示;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
本公开的实施例提供一种网络侧设备,包括:存储器,收发机,处理器:
存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
根据所述第一相关信息,对语音回退相关参数进行网络优化。
可选地,所述收发机具体用于:
接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设 备发生失败之后成功接入的网络设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区的指示信息;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为语音回退导致跨系统移动性失败的指示信息;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为语音回退导致跨系统移动性失败;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
本公开的实施例提供一种网络侧设备,包括:存储器,收发机,处理器:
存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
所述收发机还用于:向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区的指示信息。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
所述收发机还用于:向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
可选地,所述收发机还用于:通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
可选地,所述收发机还用于:
向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
本公开的实施例提供一种网络侧设备,包括:存储器,收发机,处理器:
存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧 设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
所述收发机还用于:向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区的指示信息。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
所述收发机还用于:向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
可选地,所述收发机还用于:
接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
本公开的实施例提供一种语音回退的信息处理装置,包括:
记录单元,用于终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
第一发送单元,用于向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
本公开的实施例提供一种语音回退的网络优化装置,包括:
第一接收单元,用于接收目标网络侧设备发送的终端接入失败的第一相 关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
处理单元,用于根据所述第一相关信息,对语音回退相关参数进行网络优化
本公开的实施例提供一种语音回退的信息处理装置,包括:
第二接收单元,用于接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
第二发送单元,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
本公开的实施例提供一种语音回退的信息处理装置,包括:
第三接收单元,用于接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
第三发送单元,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
本公开的实施例提供一种处理器可读存储介质,其上存储有计算机程序,该计算机程序被处理器执行时实现上述的语音回退的信息处理方法的步骤,或者实现上述的语音回退的网络优化方法的步骤。
本公开的上述技术方案的有益效果是:
本公开的实施例,终端在执行系统间语音回退时请求接入第一目标网络侧设备,在接入所述第一目标网络侧设备发生失败时记录第一相关信息;所述终端将所述第一相关信息发送至成功接入的第二目标网络侧设备,以使网络侧设备根据所述第一相关信息进行语音回退的网络优化。
附图说明
图1表示本公开实施例的语音回退的信息处理方法的流程示意图之一;
图2表示本公开实施例的语音回退的网络优化方法的流程示意图;
图3表示本公开实施例的语音回退的信息处理方法的流程示意图之二;
图4表示本公开实施例的语音回退的信息处理方法的流程示意图之三;
图5表示本公开实施例的语音回退的信息处理装置的结构示意图之一;
图6表示本公开实施例的语音回退的网络优化装置的结构示意图;
图7表示本公开实施例的语音回退的信息处理装置的结构示意图之二;
图8表示本公开实施例的语音回退的信息处理装置的结构示意图之三;
图9表示本公开实施例的终端的结构示意图;
图10表示本公开的网络侧设备的结构示意图。
具体实施方式
为使本公开要解决的技术问题、技术方案和优点更加清楚,下面将结合附图及具体实施例进行详细描述。在下面的描述中,提供诸如具体的配置和组件的特定细节仅仅是为了帮助全面理解本公开的实施例。因此,本领域技术人员应该清楚,可以对这里描述的实施例进行各种改变和修改而不脱离本公开的范围和精神。另外,为了清楚和简洁,省略了对已知功能和构造的描述。
应理解,说明书通篇中提到的“一个实施例”或“一实施例”意味着与实施例有关的特定特征、结构或特性包括在本公开的至少一个实施例中。因此,在整个说明书各处出现的“在一个实施例中”或“在一实施例中”未必一定指相同的实施例。此外,这些特定的特征、结构或特性可以任意适合的方式结合在一个或多个实施例中。
在本公开的各种实施例中,应理解,下述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本公开实施例的实施过程构成任何限定。
本公开实施例中术语“和/或”,描述关联对象的关联关系,表示可以存 在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。字符“/”一般表示前后关联对象是一种“或”的关系。
本公开实施例中术语“多个”是指两个或两个以上,其它量词与之类似。
下面将结合本公开实施例中的附图,对本公开实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本公开一部分实施例,并不是全部的实施例。基于本公开中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本公开保护的范围。
具体地,本公开的实施例提供了一种语音回退的信息处理方法,解决了相关技术中的网络切换过程中的信令指示方法不适用于语音回退业务下切换到错误小区或语音回退导致跨系统移动性失败的场景的问题。
所述切换到错误小区或语音回退导致跨系统移动性失败可以是指:在切换过程中终端接入目标小区失败,或者接入目标小区成功但是很快发生了无线链路失败,终端发生RRC连接重建立试图接入不同于切换目标小区和源小区的其他小区。
如图1所示,本公开的实施例提供了一种语音回退的信息处理方法,应用于终端,具体包括以下步骤:
步骤101、终端接入第一目标网络侧设备失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
所述系统间语音回退是指因语音业务引起的跨系统回退,例如:终端当前接入5G通信系统(即接入5G基站),因通话业务引起跨系统回退,当前5G基站会将终端切换到2G/3G/4G基站,或者5G基站先将终端释放到空闲(idle)态,然后终端接入2G/3G/4G基站,实现跨系统回退。
所述终端接入第一目标网络侧设备失败可以是指:所述终端由当前接入的源网络侧设备接入第一目标网络侧设备失败。所述源网络侧设备可以为所述终端执行系统间语音回退前接入的源基站,所述第一目标网络侧设备可以为所述终端执行系统间语音回退时请求要接入的目标基站。若终端由源基站接入所述目标基站失败,则所述终端记录接入失败的第一相关信息。可选地, 所述终端记录所述第一相关信息可以包括:将接入失败的相关信息记录到目标报告,所述目标报告例如UE VarRLF-Report、RACH Report、一个新的报告等。
可选地,所述终端执行系统间语音回退前接入的所述源网络侧设备和请求接入的所述第一目标网络侧设备为不同的通信系统,例如:所述源网络侧设备为5G通信系统,所述第一目标网络侧设备为2G/3G/4G通信系统。
步骤102、所述终端向所述第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。所述第一相关信息可以用于进行语音回退的网络优化。
所述终端接入所述第一目标网络侧设备失败,则终端可以重新选择另一个网络设备接入,例如接入所述第二目标网络侧设备,若所述终端成功接入所述第二目标网络侧设备,则所述终端可以向成功接入的所述第二目标网络侧设备发送用于网络优化的所述第一相关信息。所述第二目标网络侧设备可以是与所述第一目标网络侧设备相同的通信系统,例如:第二目标网络侧设备和所述第一目标网络侧设备均为4G通信系统;所述第二目标网络侧设备也可以是与所述第一目标网络侧设备不同的通信系统,例如:所述第一目标网络侧设备为4G通信系统,所述第二目标网络侧设备为3G通信系统。
所述第二目标网络侧设备还可以为与所述终端执行系统间语音回退前接入的源网络侧设备相同的通信系统,例如:所述源网络侧设备为5G基站1,所述第二目标网络侧设备为所述终端在执行系统间语音回退后,在之后的某一次接入的5G基站2。
可选地,所述第二目标网络侧设备接收所述第一相关信息后,可以通过解析所述第一相关信息确定所述终端接入失败的失败类型,并将所述失败类型和/或所述第一相关信息发送至所述终端执行系统间语音回退前接入的源网络侧设备,使所述源网络侧设备根据所述失败类型和/或所述第一相关信息进行语音回退的网络优化。或者,所述第二目标网络侧设备接收所述第一相关信息后,将未解析的所述第一相关信息发送至所述源网络侧设备,所述源网络侧设备可以解析所述第一相关信息,确定终端接入失败的失败类型,并根据所述第一相关信息进行语音回退的网络优化。
本公开的实施例,终端在执行系统间语音回退时请求接入第一目标网络侧设备,在接入所述第一目标网络侧设备发生失败时记录第一相关信息;所述终端将所述第一相关信息发送至成功接入的第二目标网络侧设备,以使网络侧设备根据所述第一相关信息进行语音回退的网络优化。
可选地,所述方法还包括:
接收携带语音回退指示信息的切换命令或者RRC释放指示;根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
该实施例中,在终端需要执行语音业务时,当前接入的源网络侧设备向所述终端发送切换命令(handover command)或者RRC释放(release)指示,若所述切换命令或者所述RRC释放指示中包括语音回退指示信息(voice Fallback Indication),则终端可以知道此次切换/释放是由于语音回退引起的。则终端根据所述切换命令或者RRC释放指示执行系统间语音回退,若终端由所述源网络侧设备接入第一目标网络侧设备失败时,记录接入失败的第一相关信息。可选地,在所述终端记录所述第一相关信息时,所述第一相关信息可以包括所述语音回退指示信息。
可选地,所述终端可以根据所述第二目标网络侧设备的指示向所述第二目标网络侧设备发送所述第一相关信息。其中,所述终端在记录所述第一相关信息后,可以通知所述第二目标网络侧设备终端保存有接入失败的第一相关信息,例如:用户设备(User Equipment,UE)在发送RRC设置完成(RRC SetupComplete)、RRC恢复完成(RRCResumeComplete)、RRC重建完成(RRCReestablishmentComplete)消息时,可以携带信息可用指示(如rlf-InfoAvailable指示),通知所述第二目标网络侧设备UE保存有记录的接入失败的相关信息,所述网络侧设备可以通过UE信息请求/UE信息响应(UEInformationRequest/UEInformationResponse)消息向UE获取具体的失败信息记录。
可选地,所述第一相关信息包括以下至少一项:
1)所述第一目标网络侧设备的标识;即接入失败的小区ID(failed cell ID)。
2)所述终端执行系统间语音回退前接入的源网络侧设备的标识(pervious  cell ID);
3)第二目标网络侧设备的标识;即重连接/重建立的小区ID(reconnect/reestablishment cell ID)。所述第一相关信息中可以预设终端接入第一目标网络侧设备失败时接入的第二目标网络侧设备。
4)所述第一目标网络侧设备的载波信息;所述载波信息可以用于所述源网络侧设备进行网络优化,例如:根据所述载波信息判断所述第一目标网络侧设备是否适合终端接入。
5)所述第一目标网络侧设备的优先级;所述优先级可以用于所述源网络侧设备进行网络优化,例如:根据所述优先级确定是否令所述终端优先接入所述第一目标网络侧设备。
6)语音回退(voice fallback)指示信息;所述语音回退指示信息可以用于触发网络优化,例如:所述源网络侧设备在检测到所述语音回退指示信息时根据所述第一相关信息进行网络优化。
可选地,记录接入失败的第一相关信息,包括:按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
1)与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录在RLF报告,所述源网络侧设备为5G基站,所述RLF报告可以按照5G编码格式进行编码。
2)与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录在RLF报告,所述第一目标网络侧设备为4G基站,所述RLF报告可以按照4G编码格式进行编码。
3)与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。例如:所述第一相关信息记录在RLF报告,所述第一目标网络侧设备为3G基站,所述RLF报告可以按照3G编码格式进行编码。
作为一个可选实施例,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
(1)所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF。其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述源网络侧设备为终端切换前接入的网络设备,所述第一时长可以根据终端接入网络侧设备失败的判断需求设置。所述终端需要执行语音业务时,触发网络切换,需要由当前接入的源网络侧设备切换至所述第一目标网络侧设备,若终端成功切换至所述第一目标网络侧设备,但是在第一时长内发生RLF,则终端需要重新选择新的网络侧设备进行重建立。
例如:UE在需要接/打电话而触发系统间回退,UE接入的源网络侧设备为5G基站,则由5G基站切换到4G基站1(即所述第一目标网络侧设备)成功后,很快RLF,UE重建立到新的4G基站2(即所述第二目标网络侧设备)。
UE将记录的所述第一相关信息发送至4G基站2,并可以通过4G基站2发送至所述5G基站,所述5G基站接收所述第一相关信息进行语音回退的网络优化。
(2)所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF。其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述终端需要执行语音业务时,触发网络重定向,终端接入的源网络侧设备将所述终端释放到空闲态,所述终端再重定向至第一目标网络侧设备。若终端重定向至所述第一目标网络侧设备成功,但是在第一时长内发生RLF,则终端需要重新选择新的网络侧设备进行重建立。
例如:UE在需要接/打电话而触发系统间回退,UE接入的源网络侧设备为5G基站,5G基站先将UE释放到idle态后,UE重定向到4G基站1(即第一目标网络侧设备)成功,很快在4G基站1发生RLF,UE重建立到4G基站2(即第二目标网络侧设备)。
UE将记录的所述第一相关信息发送至4G基站2,并可以通过4G基站2发送至所述5G基站,所述5G基站接收所述第一相关信息进行语音回退的网络优化。
(3)所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败。其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述终端需要执行语音业务时,触发网络切换,需要由源网络侧设备切换至所述第一目标网络侧设备,若终端由源网络侧设备切换至所述第一目标网络侧设备失败(在切换的过程中失败),则终端需要重新选择新的网络侧设备进行重建立。
例如:UE在需要接/打电话而触发系统间回退,UE接入的源网络侧设备为5G基站,5G基站切换到4G基站1失败(切换过程中失败),UE重建立到新的4G基站2。
UE将记录的所述第一相关信息发送至4G基站2,并可以通过4G基站2发送至所述5G基站,所述5G基站接收所述第一相关信息进行语音回退的网络优化。
(4)所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中失败。其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述终端需要执行语音业务时,触发网络回退,终端接入的源网络侧设备将所述终端释放到空闲态,所述终端重定向至第一目标网络侧设备但是随机接入失败,则终端需要重新选择新的网络侧设备进行重建立。
UE将记录的所述第一相关信息发送至4G基站2,并可以通过4G基站2发送至所述5G基站,所述5G基站接收所述第一相关信息进行语音回退的网络优化。
对于上述终端由源网络侧设备接入第一目标网络侧设备失败的四种场景,所述第二目标网络侧设备可以通过不同的方式向所述源网络侧设备上报终端接入失败的相关信息,下面举例说明。
对于场景(1)和场景(2),即所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF,所述终端重建立到所述第二目标网络侧设备;或者,所述终端释放与所述源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF,所述终端重建立到所述第二目标网络侧设备。所述第二目标网络侧设备接收所述第一相关信息后,可以通过所述第一目标网络侧设备向所述源网络侧设备发送接入失败的相关信息;或者,所述第二 目标网络侧设备直接将所述第一相关信息发送至所述源网络侧设备;或者,所述第二目标网络侧设备解析所述第一相关信息后,向所述源网络侧设备发送接入失败的相关信息。
以所述源网络侧设备为5G基站1,所述第一目标网络侧设备为4G基站1,所述第二目标网络侧设备为4G基站2或者5G基站2,所述第一相关信息包括RLF report为例:
a)UE根据所述4G基站2的指示向所述4G基站2上报所述RLF report,4G基站2收到RLF report后向4G基站1发送失败指示(failure indication),所述失败指示包括所述RLF report。4G基站1解析所述RLF report,分析得出所述终端接入失败的失败类型为切换到错误小区(to wrong cell)或语音回退导致跨系统移动性失败,且所述RLF report包括voice fallback指示信息。所述4G基站1向所述5G基站1发送系统间切换报告(Inter-system HO Report)或引入一条新的信令,携带如下一项或者多项信息:
切换到错误小区或语音回退导致跨系统移动性失败类型;
语音回退(voice fallback)(触发切换/RRCrelease)的指示;
故障小区标识(failed cell ID);
前小区标识(previous cell ID);
重新连接/重新建立小区标识(reconnect/reestablishment cell ID);
RLF report。
所述5G基站1接收上述信息后进行语音回退的网络优化。
b)UE根据所述4G基站2的指示向所述4G基站2上报所述RLF report,并携带5G基站源小区ID,4G基站2收到RLF report后,通过X2接口将未解析的所述RLF report发送至所述5G基站1。5G基站1解析所述RLF report,可以获得UE记录的接入失败的相关信息,并可以分析获得接入失败的失败类型。
c)UE根据所述5G基站2的指示向所述5G基站2上报所述RLF report,即该实施例中所述第二目标网络侧设备为所述5G基站2。具体地,在某一时刻UE接入5G基站2后,UE将RLF report发给该5G基站2,5G基站2解析RLF report后,再通过Xn信令将根据RLF report分析出来的失败类型切换 到错误小区或语音回退导致跨系统移动性失败和/或RLF report发送给5G基站1,所述5G基站1可以根据解析RLF report获得的信息进行网络优化。
对于场景(3),即所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败,所述终端重建立到所述第二目标网络侧设备。由于切换失败,所述第二目标网络侧设备接收所述第一相关信息后,直接将所述第一相关信息发送至所述源网络侧设备。
以所述源网络侧设备为5G基站1,所述第一目标网络侧设备为4G基站1,所述第二目标网络侧设备为4G基站2,所述第一相关信息包括RLF report为例:
当UE发起同步重配过程但T304超时,将失败相关信息记录到UE变量VarRLF-Report中。当UE发送RRCReconfigurationComplete消息时,可以携带rlf-InfoAvailable指示,通知4G基站2所述UE保存有记录的切换失败的相关信息。4G基站2可以通过UEInformationRequest/UEInformationResponse消息向UE获取具体的失败信息记录(即RLF report)。
UE根据指示上报RLF report给所述4G基站2,4G基站2直接将系统间失败指示(inter-system failure indication)发送给所述5G基站1,其中携带RLF report,5G基站1解析所述RLF report后可以确定切换失败类型是切换到错误小区或语音回退导致跨系统移动性失败。所述5G基站1可以根据解析RLF report获得的信息进行网络优化。
该实施例中,对于上述场景(1)、(2)和(3),在跨系统语音回退下在Inter-system HO Report/新的一条inter-system相关的report中记录切换到错误小区或语音回退导致跨系统移动性失败类型,用于源网络侧设备进行系统间语音回退的网络优化。
对于上述场景(4),即所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败,所述终端重建立到所述第二目标网络侧设备。所述第二目标网络侧设备接收所述第一相关信息后,可以通过所述第一目标网络侧设备向所述源网络侧设备发送接入失败的相关信息;或者,所述第二目标网络侧设备直接将所述第一相关信息发送至所述源网络侧设备;或者,所述第二目标网络侧设备解析所述第 一相关信息后,向所述源网络侧设备发送接入失败的相关信息。
以所述源网络侧设备为5G基站1,所述第一目标网络侧设备为4G基站1,所述第二目标网络侧设备为4G基站2或者5G基站2,所述第一相关信息包括RACH report(还可以为RLF report或者其他新定义的report)为例:
i)UE根据所述4G基站2的指示向所述4G基站2上报所述RACH report,4G基站2收到RACH report后,通过X2信令将所述RACH report发送给4G基站1。所述4G基站1解析所述RACH report分析得出所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败。所述4G基站1将解析RACH report获得的信息内容以及失败类型发送给所述5G基站1。
发送给所述5G基站1的信息可以包括如下一项或者多项:
切换到错误小区或语音回退导致跨系统移动性失败类型;
voice fallback的指示;
failed cell ID;
previous cell ID;
reconnect/reestablishment cell ID;
RACH report;
重定向小区的载波信息(例如4G基站1的载波信息);
重定向小区的优先级(例如4G基站1的优先级)。
ii)UE根据所述4G基站2的指示向所述4G基站2上报所述RACH report,并携带5G基站源小区ID,4G基站2收到RACH report后,通过X2接口将未解析的所述RACH report发送至所述5G基站1。5G基站1解析所述RACH report,可以获得UE记录的接入失败的相关信息,并可以分析获得接入失败的失败类型。
iii)UE根据所述5G基站2的指示向所述5G基站2上报所述RACH report,即该实施例中所述第二目标网络侧设备为所述5G基站2。具体地,在某一时刻UE接入5G基站2后,UE将RACH report发给该5G基站2,5G基站2解析RACH report后,再通过Xn信令将根据RACH report分析出来的失败类型切换到错误小区或语音回退导致跨系统移动性失败和/或RACH report发送给5G基站1,所述5G基站1可以根据解析RACH report获得的信息进行网 络优化。
该实施例中,对于上述场景(4),5G基站1释放UE,UE随机接入4G基站失败后,重建立到新的4G基站。UE在已知是inter-system voice fallback的情况下,在随机接入4G基站1失败后记录接入失败的相关信息,并发送给5G基站1进行优化。此外,该实施例对于UE记录的信息内容进行增强,使UE在report中记录用于优化小区选择的信息,即UE记录重定向小区的载波信息和重定向小区的优先级,以使5G基站1进行语音会退的网络优化。
本公开的实施例,终端在执行系统间语音回退时请求接入第一目标网络侧设备,在接入所述第一目标网络侧设备发生失败时记录第一相关信息;所述终端将所述第一相关信息发送至成功接入的第二目标网络侧设备,以使网络侧设备根据所述第一相关信息进行语音回退的网络优化。
如图2所示,本公开实施例还提供一种语音回退的网络优化方法,应用于源网络侧设备,包括:
步骤201、源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息。
步骤202、所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化。
该实施例中,所述源网络侧设备可以为终端进行系统间语音回退前接入的源基站,所述目标网络侧设备可以为所述终端进行系统间语音回退时需要由所述源网络侧设备切换的目标基站。可选地,所述目标网络侧设备可以包括第一目标网络侧设备和/或第二目标网络侧设备,所述第一目标网络侧设备为终端进行系统间语音回退时请求接入的目标网络侧设备,所述终端接入所述第一目标网络侧设备失败,所述第一相关信息可以为所述终端接入所述第一目标网络侧设备失败时记录的相关信息;所述第二目标网络侧设备为终端在接入第一目标网络侧设备失败后重新接入的目标网络侧设备。
所述终端在执行系统间语音回退时,若接入请求的目标网络侧设备失败,则记录接入失败的相关信息(即所述第一相关信息),并在成功接入其他目标网络侧设备时,通过成功接入的目标网络侧设备向所述源网络侧设备上报所 述接入失败的相关信息,所述源网络侧设备根据终端记录的接入失败的相关信息进行语音回退的网络优化。
作为一个可选实施例,源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,包括:
源网络侧设备接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
该实施例中,所述源网络侧设备获取所述第一相关信息可以包括两种方法:
方法一:所述终端在接入第一目标网络侧设备失败时,记录接入失败的第一相关信息,将所述第一相关信息发送至接入成功的第二目标网络侧设备;所述第二目标网络侧设备可以解析所述第一相关信息后,分析获得终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第二目标网络侧设备根据所述第一相关信息向所述源网络侧设备发送第二相关信息;所述第二相关信息可以包括所述第一相关信息。可选地,所述第二相关信息还可以包括终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
方法二:由所述第二目标网络侧设备将所述第一相关信息发送至第一目标网络侧设备,所述第一目标网络侧设备根据所述第一相关信息向所述源网络侧设备发送第三相关信息。
可选地,所述第一目标网络侧设备接收所述第一相关信息后,可以解析所述第一相关信息,分析获得终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第一目标网络侧设备向所述源网络侧设备发送第三相关信息,所述第三相关信息包括所述第一相关信息。可选地,所述第三相关信息还可以包括:终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败(Inter-system Mobility Failure during Voice  Fallback)的指示信息。
作为一个可选实施例,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息;
所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化,包括:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
该实施例中,所述第二相关信息和/或所述第三相关信息均可以用于网络优化。所述源网络侧设备接收所述第二相关信息和/或所述第三相关信息后,可以确定终端接入所述第一目标网络侧设备时接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,为了避免在下一次重复发生该接入失败,所述源网络侧设备可以通过优化网络参数,使终端在下一次发生系统间语音回退时避免优先接入所述第一目标网络侧设备,即使所述终端优先接入除所述第一目标网络侧设备外的其他网络设备,例如所述第二目标网络侧设备。
可选地,所述源网络侧设备根据所述第二相关信息和/或所述第三相关信息确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败时,可以确定所述第一目标网络侧设备的接入等级,例如:在下一次系统间语音回退时,不优先将终端切换到所述第一目标网络侧设备,而是优先将终端切换到所述第二目标网络侧设备,这样可以减少终端网络切换失败的经历。
该实施例中,若所述第二目标网络侧设备接收终端发送的所述第一相关信息后,解析所述第一相关信息,可以确定所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败。所述第二目标网络侧设备可以将所述失败类型和/或所述第一相关信息发送至所述源网络侧设备,则所述源网络侧设备无需再次解析,直接根据所述第二相关信息进行语音回退 的网络优化。
所述第二目标网络侧设备接收终端发送的所述第一相关信息后,可以直接将所述第一相关信息发送至所述第一目标网络侧设备;所述第一目标网络侧设备解析所述第一相关信息,可以确定所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败。所述第一目标网络侧设备可以将所述失败类型和/或所述第一相关信息发送至所述源网络侧设备,则所述源网络侧设备可以无需再次解析,直接根据所述第三相关信息进行语音回退的网络优化。
作为一个可选实施例,所述源网络侧设备获取所述第一相关信息还可以包括方法三:
所述源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,包括:
接收第二目标网络侧设备发送的所述第一相关信息,即所述终端在执行系统间语音回退时若接入第一目标网络侧设备失败,终端记录接入失败的第一相关信息,并将所述第一相关信息发送至接入成功的第二目标网络侧设备。所述第二目标网络侧设备可以不解析所述第一相关信息,将未解析的所述第一相关信息发送至所述源网络侧设备。
所述方法还包括:所述源网络侧设备解析所述第一相关信息,确定所述接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第二目标网络侧设备接收终端发送的所述第一相关信息后,可以直接将未解析的所述第一相关信息包含在第二相关信息内(或者,所述第二相关信息与所述第一相关信息相同)发送至所述源网络侧设备,所述源网络侧设备解析所述第二相关信息,确定所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,则所述源网络侧设备可以根据解析内容在下一次系统间语音回退时进行网络优化,例如:所述源网络侧设备经过多次统计之后,在UE需要进行系统间通话回退时,不优先将UE 切换到第一目标网络侧设备,而是优先选择将UE切换到第二目标网络侧设备,这样可以减少终端在第一目标网络侧设备经历的切换失败/RLF。
可选地,所述第一相关信息包括以下至少一项:
1)所述第一目标网络侧设备的标识;即接入失败的小区ID(failed cell ID)。
2)所述源网络侧设备的标识(pervious cell ID);即终端执行系统间语音回退前接入的源网络侧设备的标识。
3)所述第二目标网络侧设备的标识;即reconnect/reestablishment cell ID。
4)所述第一目标网络侧设备的载波信息;所述载波信息可以用于所述源网络侧设备进行网络优化,例如:根据所述载波信息判断所述第一目标网络侧设备是否适合终端接入。
5)所述第一目标网络侧设备的优先级;所述优先级可以用于所述源网络侧设备进行网络优化,例如:根据所述优先级确定是否令所述终端优先接入所述第一目标网络侧设备。
6)语音回退(voice fallback)指示信息;所述语音回退指示信息可以用于触发网络优化,例如:所述源网络侧设备在检测到所述语音回退指示信息时根据所述第一相关信息进行网络优化。
可选地,所述第一相关信息的编码格式包括以下一项:
1)与所述源网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述源网络侧设备为5G基站,所述RLF报告可以按照5G编码格式进行编码。
2)与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为4G基站,所述RLF报告可以按照4G编码格式进行编码。
3)与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为3G基站,所述RLF报告可以按照3G编码格式进行编码。
本公开的实施例,源网络侧设备接收用于网络优化的第一相关信息,所述第一相关信息是终端在执行系统间语音回退时接入第一目标网络侧设备失败时记录的相关信息,所述源网络侧设备根据接入失败的所述第一相关信息 进行系统间语音回退的网络优化,减少终端接入错误小区的经历。
如图3所示,本公开实施例还提供一种语音回退的信息处理方法,应用于第二目标网络侧设备,包括:
步骤301、第二目标网络侧设备接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
该实施例中,所述终端在执行系统间语音回退的情况下,若接入第一目标网络侧设备失败,则记录接入失败的所述第一相关信息;在所述终端成功接入所述第二目标网络侧设备时,所述终端向所述第二目标网络侧设备发送所述第一相关信息。
步骤302、所述第二目标网络侧设备根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。所述第一相关信息和/或所述第二相关信息可以用于进行语音回退的网络优化。
可选地,所述第二目标网络侧设备向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第一相关信息。
该实施例中,所述第一目标网络侧设备是终端执行系统间语音回退时请求接入的网络设备,所述第二目标网络侧设备是终端接入所述第一目标网络侧设备失败后成功接入的网络侧设备。所述终端在执行系统间语音回退时,若接入第一目标网络侧设备失败,则记录接入失败的所述第一相关信息;在所述终端成功接入所述第二目标网络侧设备时,所述终端向所述第二目标网络侧设备发送所述第一相关信息。
所述第二目标网络侧设备可以直接将所述第一相关信息发送至所述终端执行语音回退前接入的源网络侧设备,也可以解析所述第一相关信息后将解析获得的信息内容(即所述第二相关信息)发送至所述源网络侧设备;或者,所述第二目标网络侧设备将所述第一相关信息发送至所述第一目标网络侧设备,使所述第一目标网络侧设备解析所述第一相关信息后将解析内容发送至所述源网络侧设备。所述源网络侧设备根据接入失败的相关信息进行语音回 退的网络优化。
所述第二目标网络侧设备可以是与所述第一目标网络侧设备相同的通信系统,例如:第二目标网络侧设备和所述第一目标网络侧设备均为4G通信系统;所述第二目标网络侧设备也可以是与所述第一目标网络侧设备不同的通信系统,例如:所述第一目标网络侧设备为4G通信系统,所述第二目标网络侧设备为3G通信系统。
本公开的实施例,所述第二目标网络侧设备接收终端在执行系统间语音回退发生接入失败时记录的接入失败的第一相关信息,并将所述第一相关信息发送至第一目标网络侧设备,和/或,根据所述第一相关信息向终端执行系统间语音回退前接入的源网络侧设备发送接入失败的第二相关信息,以使源网络侧设备根据接入失败的相关信息进行语音回退的网络优化,避免终端在下一次语音回退时接入错误小区。
可选地,所述第一相关信息包括以下至少一项:
1)所述第一目标网络侧设备的标识;即接入失败的小区ID(failed cell ID)。
2)终端执行系统间语音回退前接入的源网络侧设备的标识(pervious cell ID);
3)所述第二目标网络侧设备的标识;即reconnect/reestablishment cell ID。
4)所述第一相关信息可以记录在目标报告中,所述目标报告为:RLF报告、随机接入(RACH)报告或者一个新定义的报告。
5)所述第一目标网络侧设备的载波信息;所述载波信息可以用于所述源网络侧设备进行网络优化,例如:根据所述载波信息判断所述第一目标网络侧设备是否适合终端接入。
6)所述第一目标网络侧设备的优先级;所述优先级可以用于所述源网络侧设备进行网络优化,例如:根据所述优先级确定是否令所述终端优先接入所述第一目标网络侧设备。
7)语音回退(voice fallback)指示信息;所述语音回退指示信息可以用于触发网络优化,例如:所述源网络侧设备在检测到所述语音回退指示信息时根据所述第一相关信息进行网络优化。
可选地,所述第一相关信息的编码格式包括以下一项:
1)与所述源网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述源网络侧设备为5G基站,所述RLF报告可以按照5G编码格式进行编码。
2)与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为4G基站,所述RLF报告可以按照4G编码格式进行编码。
3)与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为3G基站,所述RLF报告可以按照3G编码格式进行编码。
可选地,所述终端接入第一目标网络侧设备发生失败可以包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;所述终端重建立至所述第二目标网络侧设备。
所述终端释放与所述源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;所述终端重建立至所述第二目标网络侧设备。
所述终端从所述源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;所述终端重建立至所述第二目标网络侧设备。
所述终端释放与所述源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;所述终端重建立至所述第二目标网络侧设备;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述第二目标网络侧设备接收所述第一相关信息后,根据所述第一相关信息向所述源网络侧设备发送第二相关信息时,可以先解析所述第一相关信息,将解析获得的内容发送至所述源网络侧设备,也可以直接将未解析的所述第一相关信息发送至所述源网络侧设,下面通过实施例具体说明。
作为一个可选实施例,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小 区或语音回退导致跨系统移动性失败;向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
该实施例中,所述第二目标网络侧设备通过解析所述第一相关信息,可以确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第二目标网络侧设备可以将所述第一相关信息和失败类型发送至所述源网络侧设备,供所述源网络侧设备进行语音回退的网络优化。
例如:所述源网络侧设备为5G基站1,所述第二目标网络侧设备为5G基站2,所述第一目标网络侧设备为4G基站1。UE在某一时刻接入5G基站2后,UE将RLF report发给该5G基站2,5G基站2解析RLF report后,再通过Xn信令将根据RLF report分析出来的失败类型切换到错误小区或语音回退导致跨系统移动性失败和/或RLF report发送给5G基站1,所述5G基站1可以根据解析RLF report获得的信息进行网络优化,可以避免终端在下一次语音回退时接入错误小区。
作为一个可选实施例,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
该实施例中,所述第二目标网络侧设备接收所述第一相关信息后不解析,直接将所述第一相关信息发送至所述源网络侧设备。所述源网络侧设备解析所述第一相关信息,可以确定所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败。所述源网络侧设备根据解析获得的信息内容进行语音回退的网络优化,可以避免终端在下一次语音回退时接入错误小区。
例如:所述源网络侧设备为5G基站1,所述第二目标网络侧设备为4G基站2,所述第一目标网络侧设备为4G基站1。UE根据4G基站2的指示向所述4G基站2上报RLF report,并携带5G基站源小区ID,4G基站2收到RLF report后,通过X2接口将未解析的所述RLF report发送至所述5G基站1。5G基站1解析所述RLF report,可以获得UE记录的接入失败的相关信息, 并可以分析获得接入失败的失败类型,从而进行语音回退的网络优化。
所述第二目标网络侧设备接收所述第一相关信息后,也可以通过第一目标网络侧设备向所述源网络侧设备发送接入失败的相关信息。可选地,所述向所述第一目标网络侧设备发送所述第一相关信息,包括:向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
该实施例中,所述第二目标网络侧设备通过失败指示向所述第一目标网络侧设备发送第一相关信息。所述第一目标网络侧设备解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第一目标网络侧设备将所述失败类型和/或所述第一相关信息发送至所述源网络侧设备,供所述源网络侧设备进行语音回退的网络优化。
例如:所述源网络侧设备为5G基站1,所述第二目标网络侧设备为4G基站2,所述第一目标网络侧设备为4G基站1。UE根据4G基站2的指示向所述4G基站2上报RLF report,4G基站2收到RLF report后向4G基站1发送失败指示(failure indication),所述失败指示包括所述RLF report。4G基站1解析所述RLF report,分析得出所述终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述4G基站1向所述5G基站1发送Inter-system HO Report或引入一条新的信令,该Inter-system HO Report或信令中包括失败类型和/或所述第一相关信息。
本公开的实施例,所述第二目标网络侧设备接收终端在执行系统间语音回退时接入第一目标网络侧失败时记录的接入失败的第一相关信息,并将所述第一相关信息发送至第一目标网络侧设备,和/或,根据所述第一相关信息向终端执行系统间语音回退前接入的源网络侧设备发送接入失败的第二相关信息,以使源网络侧设备根据接入失败的相关信息进行语音回退的网络优化。
如图4所示,本公开实施例还提供一种语音回退的信息处理方法,应用于第一目标网络侧设备,包括:
步骤401、第一目标网络侧设备接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
步骤402、所述第一目标网络侧设备根据所述第一相关信息,向终端执 行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。所述第一相关信息和/或所述第三相关信息可以用于进行语音回退的网络优化。
该实施例中,所述第一目标网络侧设备是所述终端执行系统间语音回退时接入失败的目标网络侧设备。在执行系统间语音回退前,所述终端接入的源网络侧设备可以为5G基站,所述第一目标网络侧设备可以为4G基站,在需要执行系统间语音回退时,终端由所述5G基站接入4G基站失败,则记录接入失败的第一相关信息。
所述第一目标网络侧设备接收到的所述第一相关信息是终端成功接入的第二目标网络侧设备发送的。例如:所述终端在接入第一目标网络侧设备失败后,重建立至第二目标网络侧设备,则所述终端可以向所述第二目标网络侧设备发送所述第一相关信息,由所述第二目标网络侧设备将所述第一相关信息发送至所述第一目标网络侧设备。
所述第一目标网络侧设备获得所述第一相关信息后,可以通过解析所述第一相关信息,获得终端接入失败的相关信息内容,例如接入失败的失败类型为接入错误消息,从而将接入失败相关的第三相关信息发送至所源网络侧设备,供所述网络侧设备进行语音回退的网络优化。
本公开的实施例,所述第一目标网络侧设备接收终端在执行系统间语音回退时接入第一目标网络侧失败时记录的接入失败的第一相关信息,并根据所述第一相关信息向终端执行系统间语音回退前接入的源网络侧设备发送接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息,以使源网络侧设备根据接入失败的相关信息进行语音回退的网络优化,避免终端在下一次语音回退时接入错误小区。
可选地,可选地,所述第一相关信息包括以下至少一项:
1)所述第一目标网络侧设备的标识;即接入失败的小区ID(failed cell ID)。
2)终端执行系统间语音回退前接入的源网络侧设备的标识(pervious cell ID);
3)所述第二目标网络侧设备的标识;即reconnect/reestablishment cell ID。
4)终端可以将所述第一相关信息记录在目标报告,所述目标报告为:RLF报告、随机接入(RACH)报告或者一个新定义的报告。
5)所述第一目标网络侧设备的载波信息;所述载波信息可以用于所述源网络侧设备进行网络优化,例如:根据所述载波信息判断所述第一目标网络侧设备是否适合终端接入。
6)所述第一目标网络侧设备的优先级;所述优先级可以用于所述源网络侧设备进行网络优化,例如:根据所述优先级确定是否令所述终端优先接入所述第一目标网络侧设备。
7)语音回退(voice fallback)指示信息;所述语音回退指示信息可以用于触发网络优化,例如:所述源网络侧设备在检测到所述语音回退指示信息时根据所述第一相关信息进行网络优化。
可选地,所述第一相关信息的编码格式包括以下一项:
1)与所述源网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述源网络侧设备为5G基站,所述RLF报告可以按照5G编码格式进行编码。
2)与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为4G基站,所述RLF报告可以按照4G编码格式进行编码。
3)与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。例如:所述第一相关信息记录为RLF报告,所述第一目标网络侧设备为3G基站,所述RLF报告可以按照3G编码格式进行编码。
作为一个可选实施例,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,包括:
解析所述第一相关信息,确定所述接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
该实施例中,所述第一目标网络侧设备通过解析所述第一相关信息,可 以确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第一目标网络侧设备可以将所述第一相关信息和失败类型发送至所述源网络侧设备,供所述源网络侧设备进行语音回退的网络优化。
可选地,所述接收第二目标网络侧设备发送的第一相关信息包括:接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
该实施例中,所述终端将记录的接入失败的第一相关信息发送至所述第二目标网络侧设备,所述第二目标网络侧设备通过失败指示向所述第一目标网络侧设备发送所述第一相关信息。所述第一目标网络侧设备解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败,所述第一目标网络侧设备将所述失败类型和/或所述第一相关信息发送至所述源网络侧设备,供所述源网络侧设备进行语音回退的网络优化。
可选地,所述终端接入第一目标网络侧设备失败可以包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
所述终端释放与所述源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
所述终端在接入所述第一目标网络侧设备失败后成功接入所述第二目标网络侧设备,从而向所述第二目标网络侧设备上报记录的接入失败的第一相关信息,由所述第二目标网络侧设备将所述第一相关信息发送至所述第一目标网络侧设备。
本公开的实施例,所述第一目标网络侧设备接收终端在执行系统间语音回退时接入第一目标网络侧失败时记录的接入失败的第一相关信息,并根据 所述第一相关信息向终端执行系统间语音回退前接入的源网络侧设备发送接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息,以使源网络侧设备根据接入失败的相关信息进行语音回退的网络优化,避免终端在下一次语音回退时接入错误小区。
以上实施例就本公开的检测控制信道的方法做出介绍,下面本实施例将结合附图对其对应的装置做进一步说明。
具体地,如图5所示,本公开实施例提供一种语音回退的信息处理装置500,应用于终端,包括:
记录单元510,用于终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
第一发送单元520,用于向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述终端执行系统间语音回退前接入的源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
可选地,所述记录单元具体用于:按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
可选地,所述装置还包括:
第四接收单元,用于接收携带语音回退指示信息的切换命令或者RRC释放指示;
执行单元,用于根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
在此需要说明的是,本公开实施例提供的上述装置,能够实现上述应用于终端的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
具体地,如图6所示,本公开实施例提供一种语音回退的网络优化装置600,应用于源网络侧设备,包括:
第一接收单元610,用于接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
处理单元620,用于根据所述第一相关信息,对语音回退相关参数进行网络优化。
可选地,所述第一接收单元具体用于:接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求 接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息;
所述处理单元具体用于:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
在此需要说明的是,本公开实施例提供的上述装置,能够实现上述应用于源网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
具体地,如图7所示,本公开实施例提供一种语音回退的信息处理装置700,应用于第二目标网络侧设备,包括:
第二接收单元710,用于接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
第二发送单元720,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或向第一目标网络侧设备发送所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
可选地,所述第二发送单元具体用于:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
可选地,所述第二发送单元具体用于:
通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
可选地,所述第二发送单元具体用于:
向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
终端执行系统间语音回退前接入的源网络侧设备的标识;
所述第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
可选地于,所述第一相关信息的编码格式包括以下一项:
与源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
在此需要说明的是,本公开实施例提供的上述装置,能够实现上述应用于第二目标网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
具体地,如图8所示,本公开实施例提供一种语音回退的信息处理装置 800,应用于第一目标网络侧设备,包括:
第三接收单元810,用于接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
第三发送单元820,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述第三发送单元具体用于:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
可选地,所述第二接收单元具体用于:接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
可选地,所述第一相关信息包括以下至少一项:
第一目标网络侧设备的标识;
所述终端执行系统间语音回退前接入的源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
可选地,所述第一相关信息的编码格式包括以下一项:
与源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
在此需要说明的是,本公开实施例提供的上述装置,能够实现上述应用于第一目标网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相 同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
需要说明的是,本公开实施例中对单元的划分是示意性的,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式。另外,在本公开各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个处理器可读取存储介质中。基于这样的理解,本公开的技术方案本质上或者说对相关技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)或处理器(processor)执行本公开各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
如图9所示,本公开的实施例还提供了一种终端,包括:存储器920、收发机900、处理器910;其中,存储器920,用于存储计算机程序;收发机900,用于在所述处理器910的控制下收发数据;处理器910,用于读取所述存储器中的计算机程序并执行以下操作:
终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
所述收发机用于:向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述终端执行系统间语音回退前接入的源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级。
语音回退指示信息。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
可选地,所述收发机还用于:接收携带语音回退指示信息的切换命令或者无线资源控制RRC释放指示;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
其中,在图9中,总线架构可以包括任意数量的互联的总线和桥,具体 由处理器910代表的一个或多个处理器和存储器920代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口提供接口。收发机900可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。针对不同的用户设备,用户接口930还可以是能够外接内接需要设备的接口,连接的设备包括但不限于小键盘、显示器、扬声器、麦克风、操纵杆等。处理器910负责管理总线架构和通常的处理,存储器920可以存储处理器910在执行操作时所使用的数据。
处理器910可以是中央处理器(Central Process Unit,CPU)、专用集成电路(Application Specific Integrated Circuit,ASIC)、现场可编程门阵列(Field-Programmable Gate Array,FPGA)或复杂可编程逻辑器件(Complex Programmable Logic Device,CPLD),处理器也可以采用多核架构。
在此需要说明的是,本公开实施例提供的上述终端,能够实现上述应用于终端的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
如图10所示,本公开的实施例还提供了一种网络侧设备,所述网络侧设备为源网络侧设备,包括:存储器1020、收发机1000、处理器1010;其中,存储器1020,用于存储计算机程序;处理器1010,用于读取所述存储器中的计算机程序;收发机1000,用于在所述处理器1010的控制下收发数据并执行以下操作:
接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
根据所述第一相关信息,对语音回退相关参数进行网络优化。
可选地,所述收发机具体用于:
接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息;
所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
可选地,所述第一相关信息包括以下至少一项:
所述第一目标网络侧设备的标识;
所述源网络侧设备的标识;
第二目标网络侧设备的标识;
所述第一目标网络侧设备的载波信息;
所述第一目标网络侧设备的优先级;
语音回退指示信息。
其中,在图10中,总线架构可以包括任意数量的互联的总线和桥,具体由处理器1010代表的一个或多个处理器和存储器1020代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口提供接口。收发机1000可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。处理器1010负责管理总线架构和通常的处理,存储器1020可以存储处理器1010在执行操作时所使用的数据。
处理器1010可以是CPU、ASIC、FPGA或CPLD,处理器也可以采用多核架构。
在此需要说明的是,本公开实施例提供的上述网络侧设备,能够实现上 述应用于源网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
本公开的实施例还提供了一种网络侧设备,所述网络侧设备为第二目标网络侧设备,包括:存储器、收发机、处理器;其中,存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或向第一目标网络侧设备发送所述第一相关信息;
其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
所述收发机还用于:向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
可选地,所述收发机还用于:通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
可选地,所述收发机还用于:
向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
其中,该实施例中,总线架构可以包括任意数量的互联的总线和桥,具体由处理器代表的一个或多个处理器和存储器代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的 各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口提供接口。收发机可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。处理器负责管理总线架构和通常的处理,存储器可以存储处理器在执行操作时所使用的数据。
处理器可以是CPU、ASIC、FPGA或CPLD,处理器也可以采用多核架构。
在此需要说明的是,本公开实施例提供的上述网络侧设备,能够实现上述应用于第二目标网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
本公开的实施例还提供了一种网络侧设备,所述网络侧设备为第一目标网络侧设备,包括:存储器、收发机、处理器;其中,存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
可选地,所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区或语音回退导致跨系统移动性失败;
所述收发机还用于:向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区或语音回退导致跨系统移动性失败的指示信息。
可选地,所述收发机还用于:
接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
其中,该实施例中,总线架构可以包括任意数量的互联的总线和桥,具体由处理器代表的一个或多个处理器和存储器代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口提供接口。收发机可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。处理器负责管理总线架构和通常的处理,存储器可以存储处理器在执行操作时所使用的数据。
处理器可以是CPU、ASIC、FPGA或CPLD,处理器也可以采用多核架构。
在此需要说明的是,本公开实施例提供的上述网络侧设备,能够实现上述应用于第一目标网络侧设备的方法实施例所实现的所有方法步骤,且能够达到相同的技术效果,在此不再对本实施例中与方法实施例相同的部分及有益效果进行具体赘述。
另外,本公开具体实施例还提供一种处理器可读存储介质,其上存储有计算机程序,其中,该程序被处理器执行时实现如上述语音回退的信息处理方法的步骤,或者实现上述语音回退的网络优化方法的步骤。且能达到相同的技术效果,为避免重复,这里不再赘述。其中,所述可读存储介质可以是处理器能够存取的任何可用介质或数据存储设备,包括但不限于磁性存储器(例如软盘、硬盘、磁带、磁光盘(Magneto-Optical,MO)等)、光学存储器(例如光盘(Compact Disk,CD)、数字视频光盘(Digital Video Disc,DVD)、蓝光光盘(Blu-ray Disc,BD)、高清通用光盘(High-definition Versatile Disc,HVD)等)、以及半导体存储器(例如ROM、电动程控只读存储器(Electrical Programmable Read-Only Memory,EPROM)、电可擦编程只读存储器(Electrically Erasable Programmable Read-Only Memory,EEPROM)、非易失性存储器(NAND FLASH)、固态硬盘(Solid State hard Disk,SSD))等。
本领域内的技术人员应明白,本公开的实施例可提供为方法、系统、或计算机程序产品。因此,本公开可采用完全硬件实施例、完全软件实施例、或结合软件和硬件方面的实施例的形式。而且,本公开可采用在一个或多个其中包含有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器和光学存储器等)上实施的计算机程序产品的形式。
本公开是参照根据本公开实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机可执行指令实现流程图和/或方框图中的每一个流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机可执行指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图中的一个流程或多个流程和/或方框图中的一个方框或多个方框中指定的功能的装置。
这些处理器可执行指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的处理器可读存储器中,使得存储在该处理器可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图的一个流程或多个流程和/或方框图的一个方框或多个方框中指定的功能。
这些处理器可执行指令也可装载到计算机或其他可编程数据处理设备上,使得在计算机或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图的一个流程或多个流程和/或方框图的一个方框或多个方框中指定的功能的步骤。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本公开所提供的实施例中,应该理解到,所揭露的装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一 些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本公开各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
显然,本领域的技术人员可以对本公开进行各种改动和变型而不脱离本公开的精神和范围。这样,倘若本公开的这些修改和变型属于本公开权利要求及其等同技术的范围之内,则本公开也意图包含这些改动和变型在内。

Claims (43)

  1. 一种语音回退的信息处理方法,包括:
    终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
    所述终端向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  2. 根据权利要求1所述的方法,其中,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
    所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
    所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
    所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
    所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
    其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
  3. 根据权利要求1所述的方法,其中,所述第一相关信息包括以下至少一项:
    所述第一目标网络侧设备的标识;
    所述终端执行系统间语音回退前接入的源网络侧设备的标识;
    第二目标网络侧设备的标识;
    所述第一目标网络侧设备的载波信息;
    所述第一目标网络侧设备的优先级;
    语音回退指示信息。
  4. 根据权利要求1所述的方法,其中,所述记录接入失败的第一相关信息,包括:
    按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
    与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
    与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
    与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
  5. 根据权利要求1所述的方法,其中,所述方法还包括:
    接收携带语音回退指示信息的切换命令或者RRC释放指示;
    根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
  6. 一种语音回退的网络优化方法,包括:
    源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化。
  7. 根据权利要求6所述的方法,其中,源网络侧设备接收目标网络侧设备发送的终端接入失败的第一相关信息,包括:
    源网络侧设备接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
    其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  8. 根据权利要求7所述的方法,其中,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区的指示信息;
    所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网 络优化,包括:
    解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区;
    根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
  9. 根据权利要求7所述的方法,其中,所述第二相关信息和/或所述第三相关信息还包括:失败类型为语音回退导致跨系统移动性失败的指示信息;
    所述源网络侧设备根据所述第一相关信息,对语音回退相关参数进行网络优化,包括:
    解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为语音回退导致跨系统移动性失败;
    根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
  10. 根据权利要求6所述的方法,其中,所述第一相关信息包括以下至少一项:
    第一目标网络侧设备的标识;
    源网络侧设备的标识;
    第二目标网络侧设备的标识;
    第一目标网络侧设备的载波信息;
    第一目标网络侧设备的优先级;
    语音回退指示信息。
  11. 一种语音回退的信息处理方法,包括:
    第二目标网络侧设备接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    所述第二目标网络侧设备根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第 一相关信息;
    其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
  12. 根据权利要求11所述的方法,其中,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
    解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
    向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区的指示信息。
  13. 根据权利要求11所述的方法,其中,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
    解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
    向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
  14. 根据权利要求11所述的方法,其中,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,包括:
    通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
  15. 根据权利要求11所述的方法,其中,所述向第一目标网络侧设备发送所述第一相关信息,包括:
    向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
  16. 一种语音回退的信息处理方法,包括:
    第一目标网络侧设备接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    所述第一目标网络侧设备根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
    其中,所述第二目标网络侧设备是终端在接入所述第一目标网络侧设备发生失败之后成功接入的网络设备。
  17. 根据权利要求16所述的方法,其中,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,包括:
    解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
    向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区的指示信息。
  18. 根据权利要求16所述的方法,其中,所述根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,包括:
    解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
    向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
  19. 根据权利要求16所述的方法,其中,所述接收第二目标网络侧设备发送的第一相关信息,包括:
    接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
  20. 一种终端,包括:存储器,收发机,处理器:
    存储器,用于存储计算机程序;收发机,用于在所述处理器的控制下收发数据;处理器,用于读取所述存储器中的计算机程序并执行以下操作:
    终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
    所述收发机用于:向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  21. 根据权利要求20所述的终端,其中,所述终端接入第一目标网络侧设备发生失败,包括以下一项:
    所述终端从源网络侧设备成功切换至所述第一目标网络侧设备,在第一时长内发生无线链路失败RLF;
    所述终端释放与源网络侧设备的无线资源控制RRC连接进入空闲态后,成功重定向至所述第一目标网络侧设备,在第一时长内发生RLF;
    所述终端从源网络侧设备切换至所述第一目标网络侧设备的过程中发生切换失败;
    所述终端释放与源网络侧设备的RRC连接进入空闲态后,发起随机接入所述第一目标网络侧设备的过程中发生失败;
    其中,所述源网络侧设备为所述终端执行系统间语音回退前接入的网络侧设备。
  22. 根据权利要求20所述的终端,其中,所述第一相关信息包括以下至少一项:
    所述第一目标网络侧设备的标识;
    所述终端执行系统间语音回退前接入的源网络侧设备的标识;
    第二目标网络侧设备的标识;
    所述第一目标网络侧设备的载波信息;
    所述第一目标网络侧设备的优先级;
    语音回退指示信息。
  23. 根据权利要求20所述的终端,其中,处理器,还用于读取所述存储器中的计算机程序并执行以下操作:
    按照设定编码格式记录接入失败的第一相关信息,其中,所述设定编码格式包括以下一项:
    与终端执行系统间语音回退前接入的源网络侧设备所属的移动通信系统对应的网络编码格式;
    与所述第一目标网络侧设备所属的移动通信系统对应的网络编码格式;
    与所述第二目标网络侧设备所属的移动通信系统对应的网络编码格式。
  24. 根据权利要求20所述的终端,其中,收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    接收携带语音回退指示信息的切换命令或者RRC释放指示;
    根据所述切换命令或者所述RRC释放指示,由当前接入的源网络侧设备接入第一目标网络侧设备。
  25. 一种网络侧设备,包括:存储器,收发机,处理器:
    存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    接收目标网络侧设备发送的终端接入失败的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    所述处理器用于读取所述存储器中的计算机程序并执行以下操作:
    根据所述第一相关信息,对语音回退相关参数进行网络优化。
  26. 根据权利要求25所述的网络侧设备,其中,收发机,具体用于在所述处理器的控制下收发数据并执行以下操作:
    接收第二目标网络侧设备发送的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,接收第一目标网络侧设备发送的第三相关信息,所述第三相关信息包括所述第一相关信息;
    其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  27. 根据权利要求26所述的网络侧设备,其中,所述第二相关信息和/或所述第三相关信息还包括:失败类型为切换到错误小区的指示信息;
    所述处理器,具体用于读取所述存储器中的计算机程序并执行以下操作:
    解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为切换到错误小区;
    根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标 网络侧设备以外的其他网络侧设备。
  28. 根据权利要求26所述的网络侧设备,其中,所述第二相关信息和/或所述第三相关信息还包括:失败类型为语音回退导致跨系统移动性失败的指示信息;
    所述处理器,具体用于读取所述存储器中的计算机程序并执行以下操作:
    解析所述第二相关信息和/或所述第三相关信息,确定所述接入失败的失败类型为语音回退导致跨系统移动性失败;
    根据所述第一相关信息,对语音回退相关参数进行网络优化,优化后的网络参数用于在进行系统间语音回退时,优先将终端切换至除所述第一目标网络侧设备以外的其他网络侧设备。
  29. 根据权利要求25所述的网络侧设备,其中,所述第一相关信息包括以下至少一项:
    第一目标网络侧设备的标识;
    源网络侧设备的标识;
    第二目标网络侧设备的标识;
    第一目标网络侧设备的载波信息;
    第一目标网络侧设备的优先级;
    语音回退指示信息。
  30. 一种网络侧设备,包括:存储器,收发机,处理器:
    存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;
    其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
  31. 根据权利要求30所述的网络侧设备,其中,所述处理器,用于读取 所述存储器中的计算机程序并执行以下操作:
    解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
    所述收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为切换到错误小区的指示信息。
  32. 根据权利要求30所述的网络侧设备,其中,所述处理器,用于读取所述存储器中的计算机程序并执行以下操作:
    解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
    所述收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    向所述源网络侧设备发送所述第二相关信息,所述第二相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
  33. 根据权利要求30所述的网络侧设备,其中,所述收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    通过第一接口向终端执行系统间语音回退前接入的源网络侧设备发送所述第二相关信息。
  34. 根据权利要求30所述的网络侧设备,其中,所述收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    向所述第一目标网络侧设备发送失败指示,所述失败指示包括所述第一相关信息。
  35. 一种网络侧设备,包括:存储器,收发机,处理器:
    存储器,用于存储计算机程序;处理器,用于读取所述存储器中的计算机程序;收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
    其中,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  36. 根据权利要求35所述的网络侧设备,其中,所述处理器,用于读取所述存储器中的计算机程序并执行以下操作:
    解析所述第一相关信息,确定终端接入失败的失败类型为切换到错误小区;
    所述收发机,具体用于在所述处理器的控制下收发数据并执行以下操作:
    向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为切换到错误小区的指示信息。
  37. 根据权利要求35所述的网络侧设备,其中,所述处理器,用于读取所述存储器中的计算机程序并执行以下操作:
    解析所述第一相关信息,确定终端接入失败的失败类型为语音回退导致跨系统移动性失败;
    所述收发机,具体用于在所述处理器的控制下收发数据并执行以下操作:
    向所述源网络侧设备发送所述第三相关信息,所述第三相关信息包括所述失败类型为语音回退导致跨系统移动性失败的指示信息。
  38. 根据权利要求35所述的网络侧设备,其中所述收发机,用于在所述处理器的控制下收发数据并执行以下操作:
    接收第二目标网络侧设备发送的失败指示,所述失败指示包括所述第一相关信息。
  39. 一种语音回退的信息处理装置,包括:
    记录单元,用于终端接入第一目标网络侧设备发生失败,记录接入失败的第一相关信息,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备;
    第一发送单元,用于向第二目标网络侧设备发送所述第一相关信息,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  40. 一种语音回退的网络优化装置,包括:
    第一接收单元,用于接收目标网络侧设备发送的终端接入失败的第一相 关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    处理单元,用于根据所述第一相关信息,对语音回退相关参数进行网络优化。
  41. 一种语音回退的信息处理装置,包括:
    第二接收单元,用于接收终端发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    第二发送单元,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第二相关信息,所述第二相关信息包括所述第一相关信息;和/或,向第一目标网络侧设备发送所述第一相关信息;
    其中,所述第一目标网络侧设备为所述终端执行系统间语音回退所请求接入的网络设备。
  42. 一种语音回退的信息处理装置,包括:
    第三接收单元,用于接收第二目标网络侧设备发送的第一相关信息,所述第一相关信息为终端执行系统间语音回退发生接入失败时记录的相关信息;
    第三发送单元,用于根据所述第一相关信息,向终端执行系统间语音回退前接入的源网络侧设备发送终端接入失败的第三相关信息,所述第三相关信息包括所述第一相关信息;
    其中,所述第二目标网络侧设备是终端在接入第一目标网络侧设备发生失败之后成功接入的网络设备。
  43. 一种处理器可读存储介质,其上存储有计算机程序,该计算机程序被处理器执行时实现如权利要求1至5中任一项所述的语音回退的信息处理方法的步骤,或者实现如权利要求6至10中任一项所述的语音回退的网络优化方法的步骤,或者实现如权利要求11至19中任一项所述的语音回退的信息处理方法的步骤。
PCT/CN2023/095008 2022-05-25 2023-05-18 语音回退的信息处理方法、装置、终端及网络侧设备 WO2023236751A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102158919A (zh) * 2011-03-10 2011-08-17 华为技术有限公司 语音回落的切换方法及装置
CN103546931A (zh) * 2012-07-13 2014-01-29 中兴通讯股份有限公司 一种实现语音业务回落的方法及装置
US20190394683A1 (en) * 2018-06-22 2019-12-26 Nokia Solutions and Network OY Selective handover or redirection based on interface availability
WO2021185100A1 (zh) * 2020-03-20 2021-09-23 华为技术有限公司 一种网络接入系统、方法及终端
US20220141719A1 (en) * 2019-01-29 2022-05-05 Apple Inc. Fast return to 5g systems (5gs) after handover to evolved packet system (eps) due to eps fallback from 5gs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102158919A (zh) * 2011-03-10 2011-08-17 华为技术有限公司 语音回落的切换方法及装置
CN103546931A (zh) * 2012-07-13 2014-01-29 中兴通讯股份有限公司 一种实现语音业务回落的方法及装置
US20190394683A1 (en) * 2018-06-22 2019-12-26 Nokia Solutions and Network OY Selective handover or redirection based on interface availability
US20220141719A1 (en) * 2019-01-29 2022-05-05 Apple Inc. Fast return to 5g systems (5gs) after handover to evolved packet system (eps) due to eps fallback from 5gs
WO2021185100A1 (zh) * 2020-03-20 2021-09-23 华为技术有限公司 一种网络接入系统、方法及终端

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NOKIA, NOKIA SHANGHAI BELL: "(TP for Baseline NPN CR 38.413) Correction of NPN access control", 3GPP TSG-RAN WG3#107-E, R3-200198, 14 February 2020 (2020-02-14), XP051853945 *

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