WO2015013924A1 - 切换方法、基站和用户设备 - Google Patents

切换方法、基站和用户设备 Download PDF

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Publication number
WO2015013924A1
WO2015013924A1 PCT/CN2013/080541 CN2013080541W WO2015013924A1 WO 2015013924 A1 WO2015013924 A1 WO 2015013924A1 CN 2013080541 W CN2013080541 W CN 2013080541W WO 2015013924 A1 WO2015013924 A1 WO 2015013924A1
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WO
WIPO (PCT)
Prior art keywords
base station
interference
indication information
idc
idc interference
Prior art date
Application number
PCT/CN2013/080541
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English (en)
French (fr)
Inventor
贺媛
韩静
肖登坤
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2013/080541 priority Critical patent/WO2015013924A1/zh
Priority to CN201380001835.2A priority patent/CN104521284B/zh
Publication of WO2015013924A1 publication Critical patent/WO2015013924A1/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding

Definitions

  • Embodiments of the present invention relate to the field of communications, and more particularly, to handover methods, base stations, and user equipment. Background technique
  • WIFI Wireless Fidelity
  • GPS Global Position System
  • Bluetooth Wireless Fidelity
  • LTE Long Term Evolution
  • ISM industrial, scientific, and medical
  • the base station may choose to adopt a Frequency Division Multiplexing (FDM) mechanism to solve the IDC interference problem of the terminal.
  • FDM Frequency Division Multiplexing
  • the FDM mechanism performs inter-frequency handover on the UE in the LTE system to avoid interference between the LTE system and applications on the ISM band.
  • the network load is heavy, the idle frequency band is small, etc., even if the UE can perform the inter-frequency handover, the interference between the LTE system and the ISM application may not be completely avoided.
  • the FDM mechanism cannot solve the IDC interference problem well, resulting in low communication quality and poor user experience. Summary of the invention
  • the embodiments of the present invention provide a handover method, a base station, and a user equipment, which can reduce or even eliminate the IDC interference when the user equipment has IDC interference.
  • a handover method including: receiving in-device coexistence IDC interference indication information sent by a user equipment UE, where the IDC interference indication information is used to indicate communication of the UE in a long term evolution LTE system and in industrial science medical There is interference between communications in the ISM application; according to the IDC interference indication information, determining a target base station to which the UE performs handover, the target base station and the The serving base station of the UE belongs to a different wireless network standard; communicates with the target base station through the core network and controls the UE to perform a handover operation according to the communication result of the communication.
  • the communicating with the target base station by using the core network, and controlling the UE to perform a handover operation according to the communication result includes: sending a handover request message to the mobility management entity MME, where The handover request message carries the interference frequency band indication information, where the interference frequency band indication information is used to indicate the IDC interference frequency band of the UE; receiving a handover request acknowledgement message sent by the MME according to the handover request message; sending, according to the handover request acknowledgement message, the UE Switching the command so that the UE switches to the target base station according to the handover command.
  • the method before the receiving the IDC interference indication information sent by the UE, the method further includes: generating an IDC interference measurement indication Information, the IDC interference measurement indication information is used to indicate that the UE measures an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicates an interference condition corresponding to the interference parameter; and sends the IDC interference measurement to the UE.
  • the indication information: the IDC interference indication information sent by the receiving UE includes: receiving the IDC interference indication information that is sent by the UE when the parameter value of the interference parameter is determined to meet the interference condition corresponding to the interference parameter.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmit power .
  • the method before the generating the IDC interference measurement indication information, the method further includes: receiving, by the UE, the UE The IDC capability measurement information is generated by the IDC interference measurement indication information, and the IDC interference measurement indication information is generated according to the IDC capability information of the UE.
  • the method further includes: receiving, by the UE, information about a wireless network standard supported by the UE; determining, according to the IDC interference indication information, the target base station that the UE performs handover, including: The information of the wireless network standard supported by the UE and the IDC interference indication information determine the target base station to which the UE performs handover.
  • another handover method including: sending in-device coexistence IDC interference indication information to a serving base station, where the IDC interference indication information is used to indicate that the user equipment UE communicates in the Long Term Evolution (LTE) system and in the industrial science medical field. Interference between communications in ISM applications; reception And a handover command sent by the serving base station according to the IDC interference indication information, the handover command is used to instruct the UE to switch to a target base station having a different wireless network standard from the serving base station; and switch to the target base station according to the handover command.
  • LTE Long Term Evolution
  • the method before the sending the IDC interference indication information to the serving base station, the method further includes: receiving IDC interference measurement indication information sent by the serving base station, the IDC interference measurement indication information And indicating, by the UE, an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicating an interference condition corresponding to the interference parameter; according to the IDC interference measurement indication information, an uplink signal of the LTE system And measuring the interference parameter of the transmitted signal of the ISM application; the sending the IDC interference indication information to the serving base station, including: sending, when the parameter value of the interference parameter meets the interference condition corresponding to the interference parameter, sending the signal to the serving base station The IDC interference indication information.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmit power .
  • the method before the sending the IDC interference indication information to the serving base station, the method further includes: The serving base station sends the IDC capability information of the UE and the wireless network standard information supported by the UE, so that the base station determines the target base station according to the IDC capability information of the UE and the wireless network standard information supported by the UE.
  • a base station including: a receiving module, configured to receive in-device coexistence IDC interference indication information sent by a user equipment UE, where the IDC interference indication information is used to indicate that the UE communicates in a Long Term Evolution (LTE) system There is interference between the communication in the industrial science medical ISM application; the determining module is configured to determine, according to the IDC interference indication information received by the receiving module, the target base station that the UE performs handover, where the target base station and the serving base station of the UE belong to a different wireless network system; a communication module, configured to communicate with the target base station determined by the determining module through a core network, and control the UE to perform a handover operation according to the communication result of the communication.
  • a receiving module configured to receive in-device coexistence IDC interference indication information sent by a user equipment UE, where the IDC interference indication information is used to indicate that the UE communicates in a Long Term Evolution (LTE) system There is interference between the communication in the industrial science medical ISM
  • the communications module includes: a sending unit, configured to send a handover request message to the mobility management entity MME, where the handover request message carries interference frequency band indication information, the interference frequency band indication The information is used to indicate the IDC interference frequency band of the UE; the receiving unit is configured to receive a handover request acknowledgement message sent by the MME according to the handover request message sent by the sending unit; the sending unit is further configured to use the handover received by the receiving unit Request indeed The message is sent to the UE, so that the UE switches to the target base station according to the handover command.
  • the base station further includes: a generating module, configured to receive, by the receiving module, IDC interference indication information sent by the UE And generating IDC interference measurement indication information, where the IDC interference measurement indication information is used to indicate that the UE measures an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicates an interference condition corresponding to the interference parameter; a module, configured to send the IDC interference measurement indication information generated by the generating module to the UE, where the receiving module is configured to receive, by the UE, a parameter value that is measured by the sending module to meet the IDC interference measurement indication information sent by the sending module.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio (SINR), and transmit power .
  • SINR signal to interference and noise ratio
  • the receiving module is further configured to: before the generating module generates the IDC interference measurement indication information, receive the UE sending The IDC capability information of the UE; the generating module is specifically configured to generate the IDC interference measurement indication information according to the IDC capability information of the UE received by the receiving module.
  • the receiving module is further configured to perform the determining
  • the module receives, according to the IDC interference indication information, the information about the wireless network standard supported by the UE that is sent by the UE, before determining the target base station that the UE performs the handover; the determining module is specifically configured to: according to the wireless supported by the UE received by the receiving module
  • the network system information and the IDC interference indication information determine the target base station to which the UE performs handover.
  • the fourth aspect provides a user equipment (UE), including: a sending module, configured to send, to the serving base station, in-device coexistence IDC interference indication information, where the IDC interference indication information is used to indicate that the UE communicates in the Long Term Evolution (LTE) system Interference between the communication in the industrial science medical ISM application; the receiving module is configured to receive a handover command sent by the serving base station according to the IDC interference indication information sent by the sending module, where the handover command is used to indicate that the UE switches to The serving base station has a target base station of a different wireless network standard; and the switching module is configured to switch to the target base station according to the handover command received by the receiving module.
  • a sending module configured to send, to the serving base station, in-device coexistence IDC interference indication information, where the IDC interference indication information is used to indicate that the UE communicates in the Long Term Evolution (LTE) system Interference between the communication in the industrial science medical ISM application
  • the receiving module is configured to receive a handover
  • the receiving module is further configured to: before the sending module sends the IDC interference indication information to the serving base station, receive the IDC interference measurement indication information sent by the serving base station, where the IDC interference
  • the measurement indication information is used to indicate that the UE measures the interference parameter of the uplink signal of the LTE system and/or the transmission signal of the ISM application, and indicates the interference condition corresponding to the interference parameter
  • the UE further includes: a measurement module, configured to receive according to the The IDC interference measurement indication information received by the module is used to measure an uplink signal of the LTE system and/or an interference parameter of the ISM application's transmit signal; the sending module is specifically configured to: when the measurement module measures the parameter value of the interference parameter When the interference condition corresponding to the interference parameter is met, the IDC interference indication information is sent to the serving base station.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio (SINR), and transmit power .
  • SINR signal to interference and noise ratio
  • the sending module is further configured to: before sending the IDC interference indication information to the serving base station, Sending the IDC capability information of the UE and the radio network standard information supported by the UE to the serving base station, so that the base station determines the target base station according to the IDC capability information of the UE and the wireless network standard information supported by the UE.
  • the handover method, the base station, and the user equipment provided by the embodiments of the present invention can be avoided by switching user equipments supporting different wireless network standards with IDC interference to wireless systems having different wireless network standards from the LTE system.
  • the user equipment works in the frequency band adjacent to the ISM band or adjacent to the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • FIG. 1 is a schematic flowchart of a handover method according to an embodiment of the present invention.
  • FIG. 2 is another schematic flowchart of a handover method according to an embodiment of the present invention.
  • FIG. 3 is still another schematic flowchart of a handover method according to an embodiment of the present invention.
  • FIG. 4 is a schematic flowchart of a handover method according to another embodiment of the present invention.
  • FIG. 5 is another schematic flowchart of a handover method according to another embodiment of the present invention.
  • FIG. 6 is a schematic flowchart of a base station according to an embodiment of the present invention.
  • FIG. 7 is another schematic flowchart of a base station according to an embodiment of the present invention.
  • FIG. 8 is a schematic flowchart of a user equipment according to an embodiment of the present invention.
  • FIG. 9 is another schematic flowchart of a user equipment according to an embodiment of the present invention.
  • FIG. 10 is a schematic flowchart of a base station according to another embodiment of the present invention.
  • FIG. 11 is a schematic flowchart of a user equipment according to another embodiment of the present invention. detailed description
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • General Packet Radio Service General Packet Radio Service
  • LTE Long Term Evolution
  • LTE frequency division duplex Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • Wi-Fi Worldwide Interoperability for Microwave Access
  • the embodiments of the present invention are particularly applicable to an LTE system.
  • a user equipment may be referred to as a terminal (Terminal), a mobile station (Mobile Station, referred to as “MS”), a mobile terminal ( Mobile Terminal), etc.
  • the user equipment can communicate with one or more core networks via a Radio Access Network (“RAN"), for example, the user equipment can be a mobile phone (or “cellular”"Telephone", a computer with a mobile terminal, etc., for example, the user device can also be portable, pocket-sized, handheld, computer-built or in-vehicle mobile Devices that exchange voice and/or data with a wireless access network.
  • RAN Radio Access Network
  • the base station may be a base station (Base Transceiver Station, called “BTS”) in GSM or CDMA, or a base station (NodeB) in WCDMA, or may be in LTE.
  • BTS Base Transceiver Station
  • NodeB base station
  • the evolved base station evolved Node B, referred to as "eNB” or “e-NodeB” is not limited in the present invention.
  • 1 1 The wireless transmission on the LTE band 40 interferes with the radio reception on the ISM band;
  • I 2 the radio transmission on the ISM band interferes with the radio reception on the LTE band 40;
  • I 3 the radio transmission on the LTE band 7 Interference to wireless reception on the ISM band;
  • I 4 Wireless transmission on LTE band 7 or 13 or 14 for wireless reception of Global Navigation Satellite System (GNSS) in GPS applications interference.
  • GNSS Global Navigation Satellite System
  • FIG. 1 is a schematic flowchart of a method 100 for handover according to an embodiment of the present invention.
  • the method of FIG. 1 may be performed by any suitable device, for example, by a network element such as a base station, a base station controller, or a network side server, or It can be performed by a switching device that is independent of the communication network.
  • a network element such as a base station, a base station controller, or a network side server
  • a switching device that is independent of the communication network.
  • the method 100 includes:
  • S110 Receive in-device coexistence IDC interference indication information sent by the user equipment UE, where the IDC interference indication information is used to indicate that the UE has interference between the communication in the Long Term Evolution (LTE) system and the communication in the Industrial Science Medical ISM application.
  • LTE Long Term Evolution
  • S120 Determine, according to the IDC interference indication information, a target base station that performs handover by the UE, where the target base station and the serving base station of the UE belong to different wireless network standards.
  • S130 Communicate with the target base station through a core network, and control the UE to perform a handover operation according to the communication result of the communication.
  • the handover method of the embodiment of the present invention by switching a user equipment supporting different wireless network systems with IDC interference to a wireless system having a different wireless network standard from the LTE system, the user equipment can be prevented from working in the ISM frequency band. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the ISM application refers to a non-LTE application working in the ISM band or a frequency band adjacent to the ISM band, including a Bluetooth application, a WIFI application, a GPRS application, and the like.
  • the IDC interference indication information may indicate, at which frequency point the UE receives the interference, specifically indicating the frequency and direction of the interference of the UE, and the like, but the embodiment of the present invention is not limited thereto.
  • the serving base station may send a measurement configuration to the UE to indicate that the UE performs measurement on the surrounding base station, and accordingly, the UE may configure the surrounding area according to the measurement configuration.
  • the base station performs measurement and reports the measurement result to the serving base station, and the serving base station can determine the target base station of the UE according to the measurement result.
  • the serving base station can select the base station with the best signal quality as the target base station among the surrounding base stations.
  • embodiments of the invention are not limited thereto.
  • the serving base station can pass a mobility management entity (Mobility Management)
  • MME An Entity, called "MME" communicates with the target base station, so that the target base station determines whether to allow the UE to handover to the target base station, and controls the UE to switch to the target base station when the target base station allows handover. And when the target base station does not allow handover, the serving base station may re-determine a target base station and repeat the foregoing process until the re-determined target base station allows the UE to perform handover; optionally, when the target base station does not allow the handover When the handover is performed, the serving base station may also control the UE to perform the inter-frequency handover, and the embodiment of the present invention is not limited thereto.
  • the S130 is configured to communicate with the target base station by using a core network, and control the UE to perform a handover operation according to the communication result, including:
  • S132 Receive a handover request acknowledgement message sent by the MME according to the handover request message.
  • the serving base station sends a handover request message to the MME, requesting that the UE switch to the target base station, so that the MME communicates with the target base station, and determines whether the target base station allows the UE to switch to the target base station, specifically
  • the MME may notify the target base station of the current service type and service quality of service QoS of the UE, and the target base station determines whether the current service type of the UE and the QoS required by the UE can be supported, and whether the UE can be determined. Allocating resources away from the IDC interference band of the UE, etc., and determining whether to allow the UE to handover to the target base station.
  • the handover request message may carry the information of the target base station and the target working frequency band information of the UE. Specifically, the handover request message may carry the LTE frequency of the current working of the UE. The segment information, or carrying the working frequency band information that the UE should avoid in the target base station, so that the MME can negotiate with the target base station, and select a suitable working frequency band for the UE in the target base station. For example, when the UE is currently working on the frequency band 13 of the LTE, the base station may carry the information of the frequency band 13 of the LTE in the handover request message, or request the MME to avoid switching the UE to the frequency band 750 of the 2G network, but Embodiments of the invention are not limited thereto.
  • the handover request message may further carry the IDC capability information of the UE.
  • the handover request message may indicate that the UE is an IDC UE by adding a new bit to indicate that the UE is handed over to the target base station. It is still desirable to be able to support the ISM application, but embodiments of the invention are not limited thereto.
  • the handover request acknowledgement message is used to indicate that the UE is allowed to handover to the target base station
  • the handover command is used to instruct the UE to handover to the target base station, so that the UE performs handover according to the handover command.
  • the serving base station may further instruct the UE to measure a signal parameter related to IDC interference, and notify an interference threshold of the signal parameter to the UE, when a parameter value of the signal parameter exceeds When the interference threshold is reached, it is considered that IDC interference is generated, and the UE transmits the IDC interference indication information to the serving base station.
  • the method 100 further includes:
  • IDC interference measurement indication information is used to indicate that the UE measures an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicates an interference condition corresponding to the interference parameter;
  • S110 receiving the IDC interference indication information sent by the UE, includes:
  • the interference condition may be a value greater than or equal to a certain value or less than or equal to a certain value, or may be a value range, and may also be an expression, and the embodiment of the present invention is not limited thereto.
  • the interference condition may be pre-defined, or may be determined by the serving base station according to the characteristics of the UE, for example, a data demodulation minimum condition that the UE can support, a minimum signal strength that can be received, and the like, and the embodiment of the present invention is not limited thereto. this.
  • the interference parameter comprises at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the IDC interference measurement indication information may indicate that the UE transmits the LTE signal to the UE and/or Or measuring the interference parameter of the signal transmitted in the ISM application, wherein the interference parameter may depend on the ISM application supported by the UE, for example, when the UE supports the GPRS application, the IDC interference measurement indication information may indicate the UE pair
  • the uplink signal of the LTE system is measured.
  • the UE may measure the interference parameter of the uplink signal transmitted to the serving base station, and in order to detect 1 2 , the UE may measure the interference parameter of the transmitted signal of the ISM application.
  • each parameter included in the interference parameter may correspond to at least one interference condition, for example, the signal strength exceeds a preset first threshold, the transmit power is greater than a preset second threshold, etc.
  • the interference parameter may correspond to different interference conditions, and the interference condition is related to the interference capability that the UE can bear, but the embodiment of the present invention is not limited thereto.
  • the serving base station may carry the IDC interference measurement indication information in the “MeasObjectEUTRA” signaling sent to the UE, where the content of the IDC interference measurement indication information is displayed in a bold font.
  • MeasObjectEUTRA SEQUENCE ⁇
  • the UE measures the uplink signal sent to the serving base station, and/or the signal transmitted in the application of the WIFI application, the Bluetooth application, the GPRS application, etc., and the parameter value of the interference parameter of the above signal satisfies the interference When conditions are met, it is determined that IDC interference is generated.
  • the UE may determine that the IDC interference is generated when the instantaneous parameter value of the interference parameter of the transmit signal satisfies the interference condition, or the parameter value of the interference parameter of the transmit signal is averaged over a period of time, and When the averaged parameter value satisfies the interference condition, it is determined that IDC interference is generated, but the embodiment of the present invention is not limited thereto.
  • the UE may also pre-uprate the IDC capability information of the device.
  • the method 100 further includes:
  • S140 generating IDC interference measurement indication information, including:
  • the IDC capability information may include an ISM application type supported by the UE, and the serving base station may determine an IDC interference type that may be generated by the UE according to the IDC capability information of the UE, and configure an interference parameter to be measured and corresponding to the UE.
  • the interference condition but the embodiment of the invention is not limited thereto.
  • the base station may determine, by using the radio network standard capability information reported by the UE, the radio network standard supported by the UE.
  • the method 100 further includes:
  • S170 Receive information about a wireless network standard supported by the UE and sent by the UE.
  • S120 determining, according to the IDC interference indication information, the target base station that the UE performs handover, including: S121. Determine, according to the information of the wireless network standard supported by the UE and the IDC interference indication information, the target base station that the UE performs handover.
  • the IDC capability information of the UE and the information of the wireless network standard supported by the UE are the capability information of the UE, and the UE may report the IDC capability information and the supported wireless network standard information simultaneously when reporting the capability information of the UE.
  • the above two pieces of information may be separately reported, and the embodiment of the present invention is not limited thereto.
  • the handover method of the embodiment of the present invention by switching a user equipment supporting different wireless network systems with IDC interference to a wireless system having a different wireless network standard from the LTE system, the user equipment can be prevented from working in the ISM frequency band. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the switching method according to the embodiment of the present invention is described in detail from the perspective of a base station in conjunction with FIG. 1 to FIG. 3, and the switching method according to the embodiment of the present invention will be described in detail from the perspective of the user equipment in conjunction with FIG. 4 and FIG.
  • FIG. 4 is a schematic flowchart of a handover method 200 according to another embodiment of the present invention.
  • the method 200 may be performed by a UE. As shown in FIG. 4, the method 200 includes:
  • S220 Receive a handover command sent by the serving base station according to the IDC interference indication information, where the handover command is used to instruct the UE to switch to a target base station having a different wireless network standard from the serving base station;
  • the handover method of the embodiment of the present invention by switching a user equipment supporting different wireless network systems with IDC interference to a wireless system having a different wireless network standard from the LTE system, the user equipment can be prevented from working in the ISM frequency band. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the UE when the UE determines that there is IDC interference, it sends IDC interference indication information to the serving base station to request the serving base station to process the situation to reduce or eliminate the IDC interference.
  • the serving base station switches the UE to a target base station having a different wireless network standard from the serving base station according to the IDC interference indication information.
  • the UE may pass the uplink signal of LTE or the transmit signal of the ISM application.
  • the interference parameter is measured, and whether the parameter value of the interference parameter exceeds the interference threshold is compared to determine whether there is IDC interference.
  • the method 200 further includes:
  • S240 Receive IDC interference measurement indication information sent by the serving base station, where the IDC interference measurement indication information is used to indicate that the UE measures an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicates that the interference parameter corresponds to Interference condition
  • S210 sending IDC interference indication information to the serving base station, including:
  • the UE may measure the uplink signal transmitted by the UE to the base station in the LTE system, and may also measure the signal that is transmitted by the UE in the non-LTE application. Specifically, the UE may periodically perform measurement at a certain interval. The measurement may also be triggered by an event, for example, when the signal quality is lower than a certain threshold, the UE is triggered to perform the above measurement, and the like, but the embodiment of the present invention is not limited thereto.
  • the interference parameter comprises at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the interference parameter may also include other parameters that reflect the degree of interference of the UE, and embodiments of the present invention are not limited thereto.
  • the method 200 further includes:
  • the IDC capability information of the UE and the wireless network standard information supported by the UE are sent to the serving base station, so that the base station determines the target base station according to the IDC capability information of the UE and the wireless network standard information supported by the UE.
  • the UE may carry the IDC capability information and the supported wireless network standard information in the same message, and may also send the two information in different messages, and the serving base station receives the capability of the UE.
  • the UE may be configured with the interference parameter according to the IDC capability information of the UE, or may determine, according to the wireless network standard information supported by the UE, which base stations can be switched to the UE when the UE has IDC interference, optionally
  • the UE may also send other capability information of the UE to the base station, but the embodiment of the present invention is not limited thereto.
  • the handover method of the embodiment of the present invention by switching a user equipment supporting different wireless network systems with IDC interference to a wireless system having a different wireless network standard from the LTE system, the user equipment can be prevented from working in the ISM frequency band. Or a frequency band adjacent to the ISM band, Thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • a handover method according to an embodiment of the present invention is described in detail above with reference to FIG. 1 to FIG. 5, and a base station and a user equipment according to an embodiment of the present invention will be described below with reference to FIG. 6 to FIG.
  • FIG. 6 shows a schematic block diagram of a base station 300 according to an embodiment of the present invention. As shown in FIG. 6, the base station 300 includes:
  • the receiving module 310 is configured to receive in-device coexistence IDC interference indication information sent by the user equipment UE, where the IDC interference indication information is used to indicate that the UE communicates in the Long Term Evolution (LTE) system and the communication in the Industrial Scientific Medical ISM application. There is interference;
  • the determining module 320 is configured to determine, according to the IDC interference indication information received by the receiving module 310, a target base station that performs handover by the UE, where the target base station and the serving base station of the UE belong to different wireless network standards;
  • the communication module 330 is configured to communicate with the target base station determined by the determining module 320 through the core network, and control the UE to perform a handover operation according to the communication result of the communication.
  • the base station can prevent the user equipment from working in the ISM band or by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system.
  • the frequency band adjacent to the ISM band reduces or even eliminates the IDC interference, improves the communication quality of the user, and improves the user experience.
  • the communication module 330 includes:
  • the sending unit 331 is configured to send, to the mobility management entity MME, a handover request message, where the handover request message carries interference frequency band indication information, where the interference frequency band indication information is used to indicate an IDC interference frequency band of the UE;
  • the receiving unit 332 is configured to receive a handover request acknowledgement message sent by the MME according to the handover request message sent by the sending unit 331;
  • the sending unit 331 is further configured to send a handover command to the UE according to the handover request acknowledgement message received by the receiving unit 332, so that the UE switches to the target base station according to the handover command.
  • the base station 300 further includes: a generating module 340, configured to generate IDC interference measurement indication information, before the receiving module 310 receives the IDC interference indication information sent by the UE,
  • the IDC interference measurement indication information is used to indicate that the UE measures an interference parameter of an uplink signal of the LTE system and/or a transmission signal of the ISM application, and indicates an interference condition corresponding to the interference parameter;
  • the sending module 350 is configured to send, to the UE, the IDC interference measurement indication information generated by the generating module 340.
  • the receiving module 310 is specifically configured to receive the IDC interference sent by the UE when the parameter value of the interference parameter is determined to meet the interference condition corresponding to the interference parameter indicated by the IDC interference measurement indication information sent by the sending module 350. Instructions.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the receiving module 310 is further configured to: before the generating module 340 generates the IDC interference measurement indication information, receive the IDC capability information of the UE sent by the UE.
  • the generating module 340 is specifically configured to: The IDC interference measurement indication information is generated according to the IDC capability information of the UE received by the receiving module 310.
  • the receiving module 310 is further configured to: before the determining module 320 determines, according to the IDC interference indication information, that the UE performs the handover of the target base station, receive the UE-supported wireless network sent by the UE. Standard information
  • the determining module 320 is specifically configured to determine, according to the information of the radio network standard supported by the UE and the IDC interference indication information received by the receiving module 310, the target base station that the UE performs handover.
  • the base station 300 may correspond to a base station in a handover method according to an embodiment of the present invention, and the above and other operations and/or functions of respective modules in the base station 300 are respectively implemented in order to implement each of FIGS. 1 to 3. The corresponding process of the method, for the sake of cleaning, will not be repeated here.
  • the base station can prevent the user equipment from working in the ISM band or by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system.
  • the frequency band adjacent to the ISM band reduces or even eliminates the IDC interference, improves the communication quality of the user, and improves the user experience.
  • FIG. 8 is a schematic block diagram of a user equipment UE 400 according to an embodiment of the present invention. As shown in FIG. 8, the UE 400 includes:
  • the sending module 410 is configured to send, to the serving base station, in-device coexistence IDC interference indication information, where the IDC interference indication information is used to indicate that the UE communicates with the communication in the Long Term Evolution (LTE) system and the communication in the Industrial Scientific Medical ISM application. ;
  • LTE Long Term Evolution
  • the receiving module 420 is configured to receive a handover command sent by the serving base station according to the IDC interference indication information sent by the sending module 410, where the handover command is used to instruct the UE to switch to a target base station having a different wireless network standard from the serving base station. ;
  • the switching module 430 is configured to switch to the target base station according to the handover command received by the receiving module 420.
  • the user equipment according to the embodiment of the present invention can prevent the user equipment from working in the ISM band by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the receiving module 420 is further configured to receive the IDC interference measurement indication information sent by the serving base station, where the IDC interference measurement indication information is used to indicate the UE pair, before the sending module 410 sends the IDC interference indication information to the serving base station.
  • the uplink signal of the LTE system and/or the interference parameter of the transmitted signal of the ISM application are measured and the interference condition corresponding to the interference parameter is indicated;
  • the UE 400 further includes:
  • the measuring module 440 is configured to measure, according to the IDC interference measurement indication information received by the receiving module 420, an interference parameter of the uplink signal of the LTE system and/or a transmission signal of the ISM application;
  • the sending module 410 is specifically configured to: when the measuring module 440 measures that the parameter value of the interference parameter meets the interference condition corresponding to the interference parameter, send the IDC interference indication information to the serving base station.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the sending module 410 is further configured to send the data to the serving base station.
  • the IDC capability information of the UE and the wireless network standard information supported by the UE are sent to the serving base station, so that the base station according to the IDC capability information of the UE and the
  • the wireless network standard information supported by the UE determines the target base station.
  • User equipment 400 may correspond to user equipment in a handover method according to an embodiment of the present invention, and the above and other operations and/or functions of respective modules in user equipment 400 are respectively implemented in order to implement FIGS. 4 and 5 The corresponding processes of the various methods in the process are not repeated here.
  • FIG. 10 shows a schematic block diagram of a base station 500 including a processor 510, a memory 520, a bus system 530, and a receiver 540, as shown in FIG.
  • the processor 510, the memory 520, and the receiver 540 are connected by a bus system 530, where the memory 520 is used to store an instruction, and the processor 510 calls the instruction stored in the memory 520 through the bus system 530, specifically, the The receiver 540 is configured to receive in-device coexistence IDC interference indication information sent by the user equipment UE, where the IDC interference indication information is used to indicate that the communication between the UE in the Long Term Evolution (LTE) system and the communication in the Industrial Scientific Medical ISM application exists.
  • LTE Long Term Evolution
  • the processor 510 is configured to determine, according to the IDC interference indication information received by the receiver 540, a target base station that performs handover by the UE, where the target base station and the serving base station of the UE belong to different wireless network standards, and pass through the core network. Communicating with the target base station and controlling the UE to perform a handover operation according to the communication result of the communication.
  • the base station can prevent the user equipment from working in the ISM band or by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system.
  • the frequency band adjacent to the ISM band reduces or even eliminates the IDC interference, improves the communication quality of the user, and improves the user experience.
  • the processor 510 may be a central processing unit (a central processing unit), and the processor 510 may also be another general-purpose processor, a digital signal processor (DSP). ), application specific integrated circuits (ASICs), off-the-shelf programmable gate arrays (FPGAs) or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, and the like.
  • DSP digital signal processor
  • ASICs application specific integrated circuits
  • FPGAs off-the-shelf programmable gate arrays
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 520 can include read only memory and random access memory and provides instructions and data to the processor 510. A portion of memory 520 may also include non-volatile random access memory. For example, the memory 520 can also store information of the device type.
  • the bus system 530 may include a power bus, a control bus, and a status signal bus in addition to the data bus. However, for clarity of description, various buses are labeled as bus system 530 in the figure.
  • each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 510 or an instruction in a form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software modules can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 520.
  • the processor 510 reads the information in the memory 520 and completes the steps of the above method in combination with hardware. To avoid repetition, it will not be described in detail here.
  • the base station 500 further includes a transmitter 550, and the processor 510 sends, by using the transmitter 550, a handover request message to the mobility management entity MME, where the handover request message carries interference band indication information, where the interference band indication information is used. Indicating an IDC interference band of the UE;
  • the processor 510 further receives, by the receiver 540, a handover request acknowledgement message sent by the MME according to the handover request message sent by the transmitter 550; and the handover request acknowledgement message received by the receiver 540, by using the The 550 sends a handover command to the UE, so that the UE switches to the target base station according to the handover command.
  • the processor 510 is further configured to receive at the receiver 540.
  • the IDC interference measurement indication information is used to indicate that the UE measures the interference parameter of the uplink signal of the LTE system and/or the transmission signal of the ISM application, and indicates the interference.
  • the transmitter 550 is further configured to send the IDC interference measurement indication information generated by the processor 510 to the UE.
  • the receiver 540 is specifically configured to receive, by the UE, the interference parameter. The IDC interference indication information sent when the parameter value satisfies the interference condition corresponding to the interference parameter indicated by the IDC interference measurement indication information sent by the transmitter 550.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the receiver 540 is further configured to generate the at the processor 510.
  • the IDC capability information of the UE sent by the UE is received.
  • the processor 510 is specifically configured to generate the IDC interference measurement indication information according to the IDC capability information of the UE received by the receiver 540.
  • the receiver 540 is further configured to: before the determining, by the processor 510, the target base station that performs handover by the UE according to the IDC interference indication information, receiving, by the UE, the wireless network supported by the UE Standard information
  • the processor 510 is specifically configured to determine, according to the information of the wireless network system supported by the UE and the IDC interference indication information received by the receiver 540, the target base station that the UE performs handover.
  • the base station 500 according to an embodiment of the present invention may correspond to a base station in a handover method according to an embodiment of the present invention, and the above and other operations and/or functions of respective modules in the base station 500 are respectively implemented in order to implement each of FIGS. 1 to 3.
  • the corresponding process of the method, for the sake of cleaning, will not be repeated here. Therefore, the base station according to the embodiment of the present invention can prevent the user equipment from working in the ISM band or by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system.
  • the frequency band adjacent to the ISM band reduces or even eliminates the IDC interference, improves the communication quality of the user, and improves the user experience.
  • FIG. 11 is a schematic block diagram of a user equipment UE 600 according to an embodiment of the present invention, as shown in FIG.
  • the UE 600 includes a processor 610, a memory 620, a bus system 630, a receiver 640, and a transmitter 650.
  • the processor 610, the memory 620, the receiver 640, and the transmitter 650 are connected by a bus system 630.
  • the memory 620 is configured to store an instruction, and the processor 610 calls the instruction stored in the memory 620 through the bus system 630.
  • the transmitter 650 is configured to send in-device coexistence IDC interference indication information to the serving base station, where the IDC interference indication information is used to indicate the communication between the UE in the Long Term Evolution (LTE) system and the communication in the Industrial Scientific Medical ISM application.
  • LTE Long Term Evolution
  • the receiver 640 is configured to receive a handover command sent by the serving base station according to the IDC interference indication information sent by the transmitter 650, where the handover command is used to indicate that the UE switches to a wireless network different from the serving base station.
  • a target base station the processor 610 is configured to switch to the target base station according to the handover command received by the receiver 640.
  • the user equipment according to the embodiment of the present invention can prevent the user equipment from working in the ISM band by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the processor 610 may be a central processing unit (Central)
  • the processing unit may also be other general purpose processors, digital signal processors (DSPs), application specific integrated circuits (ASICs), off-the-shelf programmable gate arrays (FPGAs), or other programmable Logic devices, discrete gates or transistor logic devices, discrete hardware components, and more.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 620 can include read only memory and random access memory and provides instructions and data to the processor 610. A portion of memory 620 may also include non-volatile random access memory. For example, the memory 620 can also store information of the device type.
  • the bus system 630 may include a power bus, a control bus, and a status signal bus in addition to the data bus. However, for clarity of description, various buses are labeled as bus system 630 in the figure.
  • each step of the above method may be integrated by hardware in the processor 610.
  • the logic circuit or the instruction in the form of software is completed.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software modules can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 620.
  • the processor 610 reads the information in the memory 620 and completes the steps of the above method in combination with hardware. To avoid repetition, it will not be described in detail here.
  • the receiver 640 is further configured to: before the transmitter 650 sends the IDC interference indication information to the serving base station, receive the IDC interference measurement indication information sent by the serving base station, where the IDC interference measurement indication information is used to indicate the UE pair
  • the uplink signal of the LTE system and/or the interference parameter of the transmitted signal of the ISM application are measured and the interference condition corresponding to the interference parameter is indicated;
  • the processor 610 is further configured to: according to the IDC interference measurement indication information received by the receiver 640, measure an interference parameter of the uplink signal of the LTE system and/or a transmission signal of the ISM application;
  • the transmitter 650 is specifically configured to send the IDC interference indication information to the serving base station when the processor 610 measures that the parameter value of the interference parameter meets an interference condition corresponding to the interference parameter.
  • the interference parameter includes at least one of the following parameters: signal strength, signal transmission quality, signal to interference and noise ratio SINR, and transmission power.
  • the transmitter 650 is further configured to: before sending the IDC interference indication information to the serving base station, send the IDC capability information of the UE and the wireless network standard information supported by the UE to the serving base station, The base station determines the target base station according to the IDC capability information of the UE and the wireless network standard information supported by the UE.
  • User equipment 600 may correspond to user equipment in a handover method according to an embodiment of the present invention, and the above and other operations and/or functions of respective modules in user equipment 600 are respectively implemented in order to implement FIGS. 4 and 5 The corresponding processes of the various methods in the process are not repeated here.
  • the user equipment according to the embodiment of the present invention can prevent the user equipment from working in the ISM band by switching the user equipment supporting different wireless network standards with IDC interference to the wireless system having different wireless network standards from the LTE system. Or adjacent to the frequency band of the ISM band, thereby reducing or even eliminating the IDC interference, improving the communication quality of the user, and improving the user experience.
  • the term "and/or” is merely an association relationship describing an associated object, indicating that there may be three relationships.
  • a and / or B can mean: A exists alone, There are three cases of A and B, and B alone.
  • the character "/" in this article generally means that the contextual object is an "or" relationship.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, or an electrical, mechanical or other form of connection.
  • the units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the embodiments of the present invention.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • a computer readable storage medium includes instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a USB flash drive, a removable hard disk, a read-only memory (called “ROM”), a random access memory (“RAM” called “RAM”), a disk or A variety of media such as optical discs that can store program code.

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Abstract

本发明公开了一种切换方法、基站和用户设备，该方法包括：接收用户设备UE发送的设备内共存IDC干扰指示信息，所述IDC干扰指示信息用于指示所述UE在长期演进LTE系统中的通信与在工业科学医疗ISM应用中的通信之间存在干扰；根据所述IDC干扰指示信息，确定所述UE进行切换的目标基站，所述目标基站与所述UE的服务基站属于不同的无线网络制式；通过核心网与所述目标基站进行通信并根据所述通信的通信结果控制所述UE执行切换操作。本发明实施例的切换方法，通过将存在IDC干扰的UE切换到与LTE具有不同制式的无线系统中，能够避免该UE工作在与ISM频段或邻近该ISM频段的频段，从而提高用户体验。

Description

切换方法、 基站和用户设备 技术领域
本发明实施例涉及通信领域， 并且更具体地， 涉及切换方法、 基站和用 户设备。 背景技术
随着技术的进步， 现在的终端都会内嵌有无线保真系统 （Wireless Fidelity, 筒称为 "WIFI" )、 全球定位系统（ Global Position System, 筒称为 "GPS" )和蓝牙等应用， 使得用户能够享受到多种不同的业务。 然而， 当 终端接入到长期演进（Long Term Evolution, 筒称为 "LTE" ) 系统时， 由于 WIFL GPS和蓝牙等应用所工作的频段和 LTE系统的某些频段是重叠或相 邻近的， 因此， 当终端在使用这些应用时， LTE通信和这些应用之间就可能 产生干扰， 而该干扰在工业、 科学和医疗 （ Industry Science and Medical , 筒 称为 "ISM" )频段附近尤为严重， 导致用户体验显著下降。
WIFL GPS和蓝牙等应用和 LTE系统之间的干扰被称为 IDC干扰。 在 现有技术中， 基站可以选择采用频分复用 ( Frequency Division Multiplexing, 筒称为 "FDM" )机制来解决终端的 IDC干扰问题。 该 FDM机制是在 LTE 系统里对 UE执行异频切换， 以避免 LTE系统与 ISM频段上的应用之间产 生干扰。 然而， 在某些情况下， 例如， 网络负荷较重， 空闲频段较少等， 即 使 UE能够执行异频切换， 也未必能完全避免 LTE系统与 ISM应用之间的 干扰。 此时， FDM机制并不能 ^艮好地解决 IDC干扰问题， 导致用户的通信 质量较低， 用户体验较差。 发明内容
本发明实施例提供一种切换方法、 基站和用户设备， 能够在用户设备存 在 IDC干扰时降低甚至消除该 IDC干扰。
第一方面， 提供了一种切换方法， 包括： 接收用户设备 UE发送的设备 内共存 IDC干扰指示信息，该 IDC干扰指示信息用于指示该 UE在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用中的通信之间存在干扰；根据 该 IDC干扰指示信息， 确定该 UE进行切换的目标基站， 该目标基站与该 UE 的服务基站属于不同的无线网络制式； 通过核心网与该目标基站进行通 信并根据该通信的通信结果控制该 UE执行切换操作。
结合第一方面， 在第一种可能的实现方式中， 该通过核心网与该目标基 站进行通信并根据通信结果控制该 UE执行切换操作， 包括： 向移动性管理 实体 MME发送切换请求消息， 该切换请求消息携带干扰频段指示信息， 该 干扰频段指示信息用于指示该 UE的 IDC干扰频段； 接收该 MME根据该切 换请求消息发送的切换请求确认消息； 根据该切换请求确认消息， 向该 UE 发送切换命令， 以便于该 UE根据该切换命令切换到该目标基站。
结合第一方面或结合第一方面的第一种可能的实现方式，在第二种可能 的实现方式中，在该接收 UE发送的 IDC干扰指示信息之前，该方法还包括： 生成 IDC干扰测量指示信息， 该 IDC干扰测量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测量并指示 该干扰参数对应的干扰条件； 向该 UE发送该 IDC干扰测量指示信息； 该接 收 UE发送的 IDC干扰指示信息， 包括： 接收该 UE在测量到该干扰参数的 参数值满足该干扰参数对应的干扰条件时发送的该 IDC干扰指示信息。
结合第一方面的第二种可能的实现方式， 在第三种可能的实现方式中， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪 比 SINR和发射功率。
结合第一方面的第二种或第三种可能的实现方式，在第四种可能的实现 方式中， 在该生成 IDC干扰测量指示信息之前， 该方法还包括： 接收该 UE 发送的该 UE的 IDC能力信息； 该生成 IDC干扰测量指示信息， 包括： 根据 该 UE的 IDC能力信息， 生成该 IDC干扰测量指示信息。
结合第一方面或结合第一方面的第一种至第四种可能的实现方式中的 任一种可能的实现方式，在第五种可能的实现方式中，在该根据该 IDC干扰 指示信息， 确定该 UE 进行切换的目标基站之前， 该方法还包括： 接收该 UE发送的该 UE支持的无线网络制式的信息；该根据该 IDC干扰指示信息， 确定该 UE进行切换的目标基站， 包括： 根据该 UE支持的无线网络制式的 信息和该 IDC干扰指示信息， 确定该 UE进行切换的该目标基站。
第二方面， 提供了另一种切换方法， 包括： 向服务基站发送设备内共存 IDC干扰指示信息，该 IDC干扰指示信息用于指示用户设备 UE在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用中的通信之间存在干扰；接收 该服务基站根据该 IDC干扰指示信息发送的切换命令，该切换命令用于指示 该 UE切换到与该服务基站具有不同的无线网络制式的目标基站； 根据该切 换命令， 切换到该目标基站。
结合第二方面， 在第一种可能的实现方式中， 在该向服务基站发送 IDC 干扰指示信息之前，该方法还包括：接收该服务基站发送的 IDC干扰测量指 示信息，该 IDC干扰测量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测量并指示该干扰参数对应的干扰 条件；根据该 IDC干扰测量指示信息，对该 LTE系统的上行信号和 /或该 ISM 应用的发射信号的干扰参数进行测量； 该向服务基站发送 IDC 干扰指示信 息，包括： 当测量到该干扰参数的参数值满足该干扰参数对应的干扰条件时， 向该服务基站发送该 IDC干扰指示信息。
结合第二方面的第一种可能的实现方式， 在第二种可能的实现方式中， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪 比 SINR和发射功率。
结合第二方面或结合第二方面的第一种或第二种可能的实现方式，在第 三种可能的实现方式中，在该向服务基站发送 IDC干扰指示信息之前，该方 法还包括： 向该服务基站发送该 UE的 IDC能力信息和该 UE支持的无线网 络制式信息， 以便于该基站根据该 UE的 IDC能力信息和该 UE支持的无线 网路制式信息确定该目标基站。
第三方面， 提供了一种基站， 包括： 接收模块， 用于接收用户设备 UE 发送的设备内共存 IDC干扰指示信息，该 IDC干扰指示信息用于指示该 UE 在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用中的通信之间存 在干扰； 确定模块， 用于根据该接收模块接收的该 IDC干扰指示信息， 确定 该 UE进行切换的目标基站， 该目标基站与该 UE的服务基站属于不同的无 线网络制式； 通信模块， 用于通过核心网与该确定模块确定的该目标基站进 行通信并根据该通信的通信结果控制该 UE执行切换操作。
结合第三方面， 在第一种可能的实现方式中， 该通信模块包括： 发送单 元， 用于向移动性管理实体 MME发送切换请求消息， 该切换请求消息携带 干扰频段指示信息， 该干扰频段指示信息用于指示该 UE的 IDC干扰频段； 接收单元， 用于接收该 MME根据该发送单元发送的该切换请求消息发送的 切换请求确认消息； 该发送单元还用于根据该接收单元接收的该切换请求确 认消息， 向该 UE发送切换命令， 以便于该 UE根据该切换命令切换到该目 标基站。
结合第三方面或结合第三方面的第一种可能的实现方式，在第二种可能 的实现方式中， 该基站还包括： 生成模块， 用于在该接收模块接收 UE发送 的 IDC干扰指示信息之前， 生成 IDC干扰测量指示信息， 该 IDC干扰测量 指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号 的干扰参数进行测量并指示该干扰参数对应的干扰条件； 发送模块， 用于向 该 UE发送该生成模块生成的该 IDC干扰测量指示信息；该接收模块具体用 于接收该 UE在测量到该干扰参数的参数值满足该发送模块发送的该 IDC干 扰测量指示信息指示的该干扰参数对应的干扰条件时发送的该 IDC 干扰指 示信息。
结合第三方面的第二种可能的实现方式， 在第三种可能的实现方式中， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪 比 SINR和发射功率。
结合第三方面的第二种或第三种可能的实现方式，在第四种可能的实现 方式中， 该接收模块还用于在该生成模块生成该 IDC 干扰测量指示信息之 前， 接收该 UE发送的该 UE的 IDC能力信息； 该生成模块具体用于根据该 接收模块接收的该 UE的 IDC能力信息， 生成该 IDC干扰测量指示信息。
结合第三方面或结合第三方面的第一种至第四种可能的实现方式中的 任一种可能的实现方式， 在第五种可能的实现方式中， 该接收模块还用于在 该确定模块根据该 IDC干扰指示信息，确定该 UE进行切换的目标基站之前， 接收该 UE发送的该 UE支持的无线网络制式的信息； 该确定模块具体用于 根据该接收模块接收的该 UE支持的无线网络制式的信息和该 IDC干扰指示 信息， 确定该 UE进行切换的该目标基站。
第四方面， 提供了一种用户设备 UE, 包括： 发送模块， 用于向服务基 站发送设备内共存 IDC干扰指示信息，该 IDC干扰指示信息用于指示该 UE 在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用中的通信之间存 在干扰；接收模块，用于接收该服务基站根据该发送模块发送的该 IDC干扰 指示信息发送的切换命令， 该切换命令用于指示该 UE切换到与该服务基站 具有不同的无线网络制式的目标基站； 切换模块， 用于根据该接收模块接收 的该切换命令， 切换到该目标基站。 结合第四方面， 在第一种可能的实现方式中， 该接收模块还用于在该发 送模块向服务基站发送 IDC干扰指示信息之前，接收该服务基站发送的 IDC 干扰测量指示信息，该 IDC干扰测量指示信息用于指示该 UE对 LTE系统的 上行信号和 /或 ISM应用的发射信号的干扰参数进行测量并指示该干扰参数 对应的干扰条件； 该 UE还包括： 测量模块， 用于根据该接收模块接收的该 IDC干扰测量指示信息， 对该 LTE系统的上行信号和 /或该 ISM应用的发射 信号的干扰参数进行测量； 该发送模块具体用于当该测量模块测量到该干扰 参数的参数值满足该干扰参数对应的干扰条件时， 向该服务基站发送该 IDC 干扰指示信息。
结合第四方面的第一种可能的实现方式， 在第二种可能的实现方式中， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪 比 SINR和发射功率。
结合第四方面或结合第四方面的第一种或第二种可能的实现方式，在第 三种可能的实现方式中，该发送模块还用于在该向服务基站发送 IDC干扰指 示信息之前， 向该服务基站发送该 UE的 IDC能力信息和该 UE支持的无线 网络制式信息， 以便于该基站根据该 UE的 IDC能力信息和该 UE支持的无 线网路制式信息确定该目标基站。
基于上述技术方案， 本发明实施例提供的切换方法、 基站和用户设备， 通过将存在 IDC干扰的支持不同无线网络制式的用户设备切换到与 LTE系 统具有不同无线网络制式的无线系统中， 能够避免该用户设备工作在与 ISM 频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户 的通信质量， 提高用户体验。 附图说明
为了更清楚地说明本发明实施例的技术方案， 下面将对本发明实施例或 现有技术描述中所需要使用的附图作筒单地介绍， 显而易见地， 下面所描述 的附图仅仅是本发明的一些实施例， 对于本领域普通技术人员来讲， 在不付 出创造性劳动的前提下， 还可以根据这些附图获得其他的附图。
图 1是本发明实施例的切换方法的示意性流程图。
图 2是本发明实施例的切换方法的另一示意性流程图。
图 3是本发明实施例的切换方法的再一示意性流程图。 图 4是本发明另一实施例的切换方法的示意性流程图。
图 5是本发明另一实施例的切换方法的另一示意性流程图。
图 6是本发明实施例的基站的示意性流程图。
图 7是本发明实施例的基站的另一示意性流程图。
图 8是本发明实施例的用户设备的示意性流程图。
图 9是本发明实施例的用户设备的另一示意性流程图。
图 10是本发明另一实施例的基站的示意性流程图。
图 11是本发明另一实施例的用户设备的示意性流程图。 具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行 清楚、 完整地描述， 显然， 所描述的实施例是本发明的一部分实施例， 而不 是全部实施例。 基于本发明中的实施例， 本领域普通技术人员在没有做出创 造性劳动的前提下所获得的所有其他实施例， 都应属于本发明保护的范围。
应理解， 本发明实施例的技术方案可以应用于各种通信系统， 例如： 全 球移动通讯 ( Global System of Mobile communication, 筒称为 "GSM" )系统、 码分多址（Code Division Multiple Access, 筒称为 "CDMA" ) 系统、 宽带码 分多址（ Wideband Code Division Multiple Access, 筒称为 "WCDMA" )系统、 通用分组无线业务（General Packet Radio Service, 筒称为 "GPRS" )、 长期 演进（ Long Term Evolution, 筒称为 "LTE" )系统、 LTE频分双工（ Frequency Division Duplex,筒称为 "FDD" )系统、 LTE时分双工（ Time Division Duplex, 筒称为 "TDD" )、 通用移动通信系统 ( Universal Mobile Telecommunication System,筒称为 "UMTS" ),全球互联微波接入（ Worldwide Interoperability for Microwave Access, 筒称为 "WiMAX" )通信系统等。 其中， 本发明实施例 尤其适用于 LTE系统。
还应理解，在本发明实施例中，用户设备（ User Equipment,筒称为 "UE" ) 可称之为终端 （Terminal ), 移动台 （Mobile Station, 筒称为 "MS" )、 移动 终端 （Mobile Terminal )等， 该用户设备可以经无线接入网 （Radio Access Network, 筒称为 "RAN" )与一个或多个核心网进行通信， 例如， 用户设备 可以是移动电话（或称为 "蜂窝" 电话）、 具有移动终端的计算机等， 例如， 用户设备还可以是便携式、 袖珍式、 手持式、 计算机内置的或者车载的移动 装置 , 它们与无线接入网交换语音和 /或数据。
还应理解， 在本发明实施例中， 基站， 可以是 GSM或 CDMA中的基站 ( Base Transceiver Station , 筒称为 "BTS" ), 也可以是 WCDMA中的基站 ( NodeB ), 还可以是 LTE中的演进型基站（evolved Node B, 筒称为 "eNB" 或 "e-NodeB" ), 本发明对此并不作限定。
本发明实施例涉及的 IDC干扰至少包括：
11： LTE频段 40上的无线发射对 ISM频段上的无线接收产生干扰； I2: ISM频段上的无线发射对 LTE频段 40上的无线接收产生干扰； I3: LTE频段 7上的无线发射对 ISM频段上的无线接收产生干扰； 和 I4: LTE频段 7或 13或 14上的无线发射对 GPS应用中全球导航卫星系 统（ Global Navigation Satellite System, 筒称为 "GNSS" )的无线接收产生干 扰。
图 1示出了本发明实施例的切换的方法 100的示意性流程图， 图 1的方 法可以由任何合适的装置执行， 例如可以由基站、 基站控制器或网络侧服务 器等网元执行， 或者可以由一个独立于通信网络的切换装置执行， 为了便于 描述， 下面以该方法由用户设备当前的服务基站执行为例进行描述， 但本发 明实施例不限于此。 如图 1所示， 该方法 100包括：
S110, 接收用户设备 UE发送的设备内共存 IDC干扰指示信息， 该 IDC 干扰指示信息用于指示该 UE在长期演进 LTE系统中的通信与在工业科学医 疗 ISM应用中的通信之间存在干扰；
S120, 根据该 IDC干扰指示信息， 确定该 UE进行切换的目标基站， 该 目标基站与该 UE的服务基站属于不同的无线网络制式；
S130,通过核心网与该目标基站进行通信并根据该通信的通信结果控制 该 UE执行切换操作。
因此，根据本发明实施例的切换方法，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
在本发明实施例中， ISM应用是指工作于 ISM频段或与 ISM频段邻近 的频段的非 LTE应用， 包括蓝牙应用、 WIFI应用、 GPRS应用， 等等。 在 S110中， 当该 UE的 LTE通信与 ISM应用产生干扰， 即存在 IDC干扰时， 向该 UE的服务基站发送 IDC干扰指示信息， 指示该 UE存在 IDC干扰。 可 选地， 该 IDC干扰指示信息可以指示该 UE在哪个频点收到干扰， 具体可以 指示该 UE受干扰的频点和方向， 等等， 但本发明实施例不限于此。
在 S120中， 该服务基站接收到该 IDC干扰指示信息时， 可以向该 UE 下发测量配置， 以指示该 UE对周围的基站进行测量， 相应地， 该 UE可以 根据该测量配置对其周围的基站进行测量并向服务基站上报测量结果， 该服 务基站可以根据该测量结果确定该 UE的目标基站， 可选地， 该服务基站可 以在周围的基站中选择信号质量最好的基站作为目标基站，但本发明实施例 不限于此。
在 S130中，该服务基站可以通过移动性管理实体（ Mobility Management
Entity, 筒称为 "MME" ) 与该目标基站进行通信， 以使得该目标基站确定 是否允许该 UE切换到该目标基站， 并在该目标基站允许进行切换时， 控制 该 UE切换到该目标基站； 而当该目标基站不允许进行切换时， 该服务基站 可以重新确定一个目标基站并重复上述流程， 直到重新确定的目标基站允许 该 UE进行切换； 可选地， 当该目标基站不允许该 UE进行切换时， 该服务 基站也可以控制该 UE执行异频切换， 本发明实施例不限于此。
可选地， S130, 通过核心网与该目标基站进行通信并根据通信结果控制 该 UE执行切换操作， 包括：
5131 , 向移动性管理实体 MME发送切换请求消息， 该切换请求消息携 带干扰频段指示信息，该干扰频段指示信息用于指示该 UE的 IDC干扰频段；
5132, 接收该 MME根据该切换请求消息发送的切换请求确认消息；
5133 , 根据该切换请求确认消息， 向该 UE发送切换命令， 以便于该 UE根据该切换命令切换到该目标基站。
在 S131中，该服务基站向 MME发送切换请求消息，请求将该 UE切换 该目标基站， 以使得该 MME与该目标基站进行通信， 确定该目标基站是否 允许该 UE切换到该目标基站中， 具体地， 该 MME可以将该 UE当前的业 务类型和业务服务质量 QoS通知该目标基站，该目标基站确定是否能够支持 该 UE当前的业务类型和该 UE所需的 QoS, 以及确定是否能够为该 UE分 配远离该 UE的 IDC干扰频段的资源， 等等， 进而确定是否允许该 UE切换 到该目标基站。 该切换请求消息可以携带该目标基站的信息和该 UE的目标 工作频段信息， 具体地， 该切换请求消息可以携带该 UE当前工作的 LTE频 段信息，或携带该 UE在目标基站中应避免的工作频段信息，以使得该 MME 可以与该目标基站进行协商，在该目标基站中为该 UE选择合适的工作频段。 例如， 当该 UE当前工作在 LTE的频带 13上， 则该基站可以在切换请求消 息中携带该 LTE的频带 13的信息， 或请求该 MME避免将该 UE切换到 2G 网络的频带 750上， 但本发明实施例不限于此。 可选地， 该切换请求消息还 可以携带该 UE的 IDC能力信息， 例如， 该切换请求消息中可以通过新增 1 个比特来指示该 UE为 IDC UE,以指示该 UE在切换到该目标基站后仍期望 能够支持 ISM应用， 但本发明实施例不限于此。
在 S132中， 该切换请求确认消息用于指示允许该 UE切换到该目标基 站， 在 S133 中， 该切换命令用于指示该 UE切换到该目标基站， 以使得该 UE根据该切换命令进行切换。
可选地， 作为另一实施例， 该服务基站还可以预先指示该 UE对与 IDC 干扰相关的信号参数进行测量， 并将该信号参数的干扰阈值通知该 UE, 当 该信号参数的参数值超过该干扰阈值时， 则认为产生 IDC干扰， 该 UE向服 务基站发送该 IDC干扰指示信息。 相应地， 如图 2所示， 在 S110之前， 该 方法 100还包括：
S140, 生成 IDC干扰测量指示信息， 该 IDC干扰测量指示信息用于指 示该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行 测量并指示该干扰参数对应的干扰条件；
S150, 向该 UE发送该 IDC干扰测量指示信息；
相应地， S110, 接收 UE发送的 IDC干扰指示信息， 包括：
S111 , 接收该 UE在测量到该干扰参数的参数值满足该干扰参数对应的 干扰条件时发送的该 IDC干扰指示信息。
其中，该干扰条件具体可以为大于等于一个确定值或小于等于一个确定 值，也可以为一个数值范围，还可以为一个表达式，本发明实施例不限于此。 该干扰条件可以是预先定义的， 也可以由服务基站根据该 UE的特性确定， 例如， 该 UE能够支持的数据解调最小条件、 能够接收的最小信号强度， 等 等， 本发明实施例不限于此。
可选地， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射 质量、 信干噪比 SINR和发射功率。
该 IDC干扰测量指示信息可以指示该 UE对该 UE发射的 LTE信号和 / 或在 ISM应用中发射的信号的干扰参数进行测量，其中，该干扰参数可以依 赖于该 UE支持的 ISM应用， 例如， 当该 UE支持 GPRS应用时， 该 IDC干 扰测量指示信息可以指示该 UE对 LTE系统的上行信号进行测量。为了检测 ^、 13和 14, 该 UE可以对向服务基站发送的上行信号的干扰参数进行测量， 而为了检测 12, 该 UE可以对 ISM应用的发射信号的干扰参数进行测量。 相 应地， 该干扰参数中包括的每个参数可以对应至少一个干扰条件， 例如， 信 号强度超过预设的第一门限值， 发射功率大于预设的第二门限值， 等等， 不 同的干扰参数可以对应不同的干扰条件， 该干扰条件与该 UE能够承受的干 扰能力有关， 但本发明实施例不限于此。
可选地， 该服务基站可以在向该 UE发送的 "MeasObjectEUTRA"信令 中携带该 IDC干扰测量指示信息， 其中， 该 IDC干扰测量指示信息的内容 以加粗字体显示。
MeasObjectEUTRA ::= SEQUENCE {
carrierFreq ARFCN-ValueEUTRA,
allowedMeasBandwidth AllowedMeasB andwidth.
presenceAntennaPortl PresenceAntennaPortl ,
neighCellConfig NeighCellConfig,
inter f—thresh inter f thresh OPTIONAL - Need ON offsetFreq Q-OffsetRange DEFAULT dBO, - Cell list
cellsToRemoveList CelllndexList OPTIONAL,
Need ON
cellsToAddModList CellsToAddModList OPTIONAL, - Need ON
- Black list
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相应地， 该 UE对向服务基站发送的上行信号进行测量， 和 /或在 WIFI 应用、 蓝牙应用、 GPRS应用等应用中发射的信号进行测量， 并在上述信号 的干扰参数的参数值满足该干扰条件时，确定产生 IDC干扰。其中，可选地， 该 UE可以在上述发射信号的干扰参数的瞬时参数值满足该干扰条件时， 确 定产生 IDC干扰，或对上述发射信号的干扰参数的参数值在一段时间内进行 平均， 并在该经过平均后的参数值满足该干扰条件时， 确定产生 IDC干扰， 但本发明实施例不限于此。
可选地， 作为另一实施例， 该 UE还可以预先上 >¾该1^的 IDC能力信 息， 如图 3所示， 在 S140之前， 该方法 100还包括：
S160, 接收该 UE发送的该 UE的 IDC能力信息；
相应地， S140, 生成 IDC干扰测量指示信息， 包括：
S141 , 根据该 UE的 IDC能力信息， 生成该 IDC干扰测量指示信息。 其中， 该 IDC能力信息可以包括该 UE支持的 ISM应用类型， 该服务 基站可以根据该 UE的 IDC能力信息，确定该 UE可能产生的 IDC干扰类型， 并为该 UE配置需要测量的干扰参数和相应的干扰条件， 但本发明实施例不 限于此。
可选地， 作为另一实施例， 该基站可以通过该 UE上报的无线网络制式 能力信息， 确定该 UE支持的无线网络制式。 相应地， 在 S120之前， 该方 法 100还包括：
S170, 接收该 UE发送的该 UE支持的无线网络制式的信息；
相应地， S120, 根据该 IDC干扰指示信息， 确定该 UE进行切换的目标 基站， 包括： S121 , 根据该 UE支持的无线网络制式的信息和该 IDC干扰指示信息， 确定该 UE进行切换的该目标基站。
其中， 该 UE的 IDC能力信息与该 UE支持的无线网络制式的信息均为 该 UE的能力信息， 该 UE可以在上报自己的能力信息时将 IDC能力信息和 支持的无线网络制式的信息同时上报， 也可以将上述两个信息分开上报， 本 发明实施例不限于此。
因此，根据本发明实施例的切换方法，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
上文中结合图 1至图 3 , 从基站的角度详细描述了根据本发明实施例的 切换方法， 下面将结合图 4和图 5, 从用户设备的角度详细描述根据本发明 实施例的切换方法。
图 4示出了根据本发明另一实施例的切换方法 200的示意性流程图， 该 方法 200可以由 UE执行， 如图 4所示， 该方法 200包括：
S210, 向服务基站发送设备内共存 IDC干扰指示信息， 该 IDC干扰指 示信息用于指示用户设备 UE在长期演进 LTE系统中的通信与在工业科学医 疗 ISM应用中的通信之间存在干扰；
S220,接收该服务基站根据该 IDC干扰指示信息发送的切换命令，该切 换命令用于指示该 UE切换到与该服务基站具有不同的无线网络制式的目标 基站；
S230, 根据该切换命令， 切换到该目标基站。
因此，根据本发明实施例的切换方法，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
在本发明实施例中， 该 UE确定存在 IDC干扰时， 向服务基站发送 IDC 干扰指示信息， 以请求该服务基站能够对该情况进行处理， 以降低或消除该 IDC干扰。 该服务基站根据该 IDC干扰指示信息， 将该 UE切换到与该服务 基站具有不同无线网络制式的目标基站中。
可选地， 该 UE可以通过对 LTE的上行信号或 ISM应用的发射信号的 干扰参数进行测量， 并比较该干扰参数的参数值是否超过干扰阈值， 来确定 是否存在 IDC干扰。 如图 5所示， 在 S210之前， 该方法 200还包括：
S240, 接收该服务基站发送的 IDC干扰测量指示信息， 该 IDC干扰测 量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信 号的干扰参数进行测量并指示该干扰参数对应的干扰条件；
S250, 根据该 IDC干扰测量指示信息， 对该 LTE系统的上行信号和 /或 该 ISM应用的发射信号的干扰参数进行测量；
相应地， S210, 向服务基站发送 IDC干扰指示信息， 包括：
S211 , 当测量到该干扰参数的参数值满足该干扰参数对应的干扰条件 时， 向该服务基站发送该 IDC干扰指示信息。
其中，该 UE可以对自己向 LTE系统中的基站发射的上行信号进行测量， 也可以对自己在非 LTE应用中发射的信号进行测量， 具体地， 该 UE可以以 一定间隔周期性地进行测量， 也可以事件触发式地进行测量， 例如信号质量 低于一定阈值时触发该 UE进行上述测量，等等，但本发明实施例不限于此。
可选地， 该干扰参数包括下列参数中的至少一种： 信号强度、 信号发射 质量、 信干噪比 SINR和发射功率。
该干扰参数还可以包括能够反映该 UE受干扰程度的其它参数， 本发明 实施例不限于此。
可选地， 作为另一实施例， 在 S210之前， 该方法 200还包括：
S260, 向该服务基站发送该 UE的 IDC能力信息和该 UE支持的无线网 络制式信息， 以便于该基站根据该 UE的 IDC能力信息和该 UE支持的无线 网路制式信息确定该目标基站。
其中，该 UE可以将该 IDC能力信息和该支持的无线网络制式信息携带 在同一个消息中发送， 也可以将上述两个信息携带在不同的消息中发送， 该 服务基站接收到该 UE的能力信息后， 可以根据该 UE的 IDC能力信息为该 UE配置上述干扰参数， 也可以根据该 UE支持的无线网络制式信息确定当 该 UE存在 IDC干扰时能够将该 UE切换到哪些基站， 可选地， 该 UE还可 以向该基站发送该 UE的其它能力信息， 但本发明实施例不限于此。
因此，根据本发明实施例的切换方法，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。 上文中结合图 1至图 5 , 详细描述了根据本发明实施例的切换方法， 下 面将结合图 6至图 11 , 描述根据本发明实施例的基站和用户设备。
图 6示出了根据本发明实施例的基站 300的示意性框图， 如图 6所示， 该基站 300包括：
接收模块 310, 用于接收用户设备 UE发送的设备内共存 IDC干扰指示 信息，该 IDC干扰指示信息用于指示该 UE在长期演进 LTE系统中的通信与 在工业科学医疗 ISM应用中的通信之间存在干扰；
确定模块 320, 用于根据该接收模块 310接收的该 IDC干扰指示信息， 确定该 UE进行切换的目标基站， 该目标基站与该 UE的服务基站属于不同 的无线网络制式；
通信模块 330, 用于通过核心网与该确定模块 320确定的该目标基站进 行通信并根据该通信的通信结果控制该 UE执行切换操作。
因此，根据本发明实施例的基站，通过将存在 IDC干扰的支持不同无线 网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线系统 中， 能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从 而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
可选地， 该通信模块 330包括：
发送单元 331 , 用于向移动性管理实体 MME发送切换请求消息， 该切 换请求消息携带干扰频段指示信息， 该干扰频段指示信息用于指示该 UE的 IDC干扰频段；
接收单元 332, 用于接收该 MME根据该发送单元 331发送的该切换请 求消息发送的切换请求确认消息；
该发送单元 331还用于根据该接收单元 332接收的该切换请求确认消 息， 向该 UE发送切换命令， 以便于该 UE根据该切换命令切换到该目标基 站。
可选地， 作为另一实施例， 如图 8所示， 该基站 300还包括： 生成模块 340, 用于在该接收模块 310接收 UE发送的 IDC干扰指示信 息之前， 生成 IDC干扰测量指示信息， 该 IDC干扰测量指示信息用于指示 该 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测 量并指示该干扰参数对应的干扰条件； 发送模块 350, 用于向该 UE发送该生成模块 340生成的该 IDC干扰测 量指示信息；
相应地， 该接收模块 310具体用于接收该 UE在测量到该干扰参数的参 数值满足该发送模块 350发送的该 IDC干扰测量指示信息指示的该干扰参数 对应的干扰条件时发送的该 IDC干扰指示信息。
可选地， 作为另一实施例， 该干扰参数包括下列参数中的至少一种： 信 号强度、 信号发射质量、 信干噪比 SINR和发射功率。
可选地， 作为另一实施例， 该接收模块 310还用于在该生成模块 340生 成该 IDC干扰测量指示信息之前，接收该 UE发送的该 UE的 IDC能力信息； 该生成模块 340具体用于根据该接收模块 310接收的该 UE的 IDC能力 信息， 生成该 IDC干扰测量指示信息。
可选地， 作为另一实施例， 该接收模块 310还用于在该确定模块 320根 据该 IDC干扰指示信息， 确定该 UE进行切换的目标基站之前， 接收该 UE 发送的该 UE支持的无线网络制式的信息；
该确定模块 320具体用于根据该接收模块 310接收的该 UE支持的无线 网络制式的信息和该 IDC干扰指示信息，确定该 UE进行切换的该目标基站。
根据本发明实施例的基站 300可对应于根据本发明实施例的切换方法中 的基站，并且基站 300中的各个模块的上述和其它操作和 /或功能分别为了实 现图 1至图 3中的各个方法的相应流程， 为了筒洁， 在此不再赘述。
因此，根据本发明实施例的基站，通过将存在 IDC干扰的支持不同无线 网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线系统 中， 能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从 而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
图 8示出了根据本发明实施例的用户设备 UE 400的示意性框图， 如图 8所示， 该 UE 400包括：
发送模块 410, 用于向服务基站发送设备内共存 IDC干扰指示信息， 该 IDC干扰指示信息用于指示该 UE在长期演进 LTE系统中的通信与在工业科 学医疗 ISM应用中的通信之间存在干扰；
接收模块 420, 用于接收该服务基站根据该发送模块 410发送的该 IDC 干扰指示信息发送的切换命令， 该切换命令用于指示该 UE切换到与该服务 基站具有不同的无线网络制式的目标基站； 切换模块 430, 用于根据该接收模块 420接收的该切换命令， 切换到该 标基站。
因此，根据本发明实施例的用户设备，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
可选地， 该接收模块 420还用于在该发送模块 410向服务基站发送 IDC 干扰指示信息之前，接收该服务基站发送的 IDC干扰测量指示信息， 该 IDC 干扰测量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的 发射信号的干扰参数进行测量并指示该干扰参数对应的干扰条件；
相应地， 如图 9所示， 该 UE 400还包括：
测量模块 440, 用于根据该接收模块 420接收的该 IDC干扰测量指示信 息， 对该 LTE系统的上行信号和 /或该 ISM应用的发射信号的干扰参数进行 测量；
该发送模块 410具体用于当该测量模块 440测量到该干扰参数的参数值 满足该干扰参数对应的干扰条件时， 向该服务基站发送该 IDC 干扰指示信 息。
可选地， 作为另一实施例， 该干扰参数包括下列参数中的至少一种： 信 号强度、 信号发射质量、 信干噪比 SINR和发射功率。
可选地， 作为另一实施例， 该发送模块 410还用于在该向服务基站发送
IDC干扰指示信息之前， 向该服务基站发送该 UE的 IDC能力信息和该 UE 支持的无线网络制式信息， 以便于该基站根据该 UE的 IDC 能力信息和该
UE支持的无线网路制式信息确定该目标基站。
根据本发明实施例的用户设备 400可对应于根据本发明实施例的切换方 法中的用户设备，并且用户设备 400中的各个模块的上述和其它操作和 /或功 能分别为了实现图 4和图 5中的各个方法的相应流程， 为了筒洁， 在此不再 赘述。
因此，根据本发明实施例的用户设备，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。 图 10示出了根据本发明实施例的基站 500的示意性框图，如图 10所示， 该基站 500包括处理器 510、存储器 520、总线系统 530和接收器 540。其中， 处理器 510、存储器 520和接收器 540通过总线系统 530相连，该存储器 520 用于存储指令， 该处理器 510通过该总线系统 530, 调用该存储器 520中存 储的该指令， 具体地， 该接收器 540用于接收用户设备 UE发送的设备内共 存 IDC干扰指示信息，该 IDC干扰指示信息用于指示该 UE在长期演进 LTE 系统中的通信与在工业科学医疗 ISM应用中的通信之间存在干扰；该处理器 510用于根据该接收器 540接收的该 IDC干扰指示信息， 确定该 UE进行切 换的目标基站， 该目标基站与该 UE的服务基站属于不同的无线网络制式， 以及通过核心网与该目标基站进行通信并根据该通信的通信结果控制该 UE 执行切换操作。
因此，根据本发明实施例的基站，通过将存在 IDC干扰的支持不同无线 网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线系统 中， 能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从 而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
应理解，在本发明实施例中，该处理器 510可以是中央处理单元（ Central Processing Unit, 筒称为 "CPU" ), 该处理器 510还可以是其他通用处理器、 数字信号处理器（DSP )、专用集成电路（ASIC )、现成可编程门阵列（FPGA ) 或者其他可编程逻辑器件、 分立门或者晶体管逻辑器件、 分立硬件组件等。 通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器 520可以包括只读存储器和随机存取存储器， 并向处理器 510 提供指令和数据。存储器 520的一部分还可以包括非易失性随机存取存储器。 例如， 存储器 520还可以存储设备类型的信息。
该总线系统 530除包括数据总线之外， 还可以包括电源总线、 控制总线 和状态信号总线等。 但是为了清楚说明起见， 在图中将各种总线都标为总线 系统 530。
在实现过程中， 上述方法的各步骤可以通过处理器 510中的硬件的集成 逻辑电路或者软件形式的指令完成。结合本发明实施例所公开的方法的步骤 可以直接体现为硬件处理器执行完成， 或者用处理器中的硬件及软件模块组 合执行完成。 软件模块可以位于随机存储器， 闪存、 只读存储器， 可编程只 读存储器或者电可擦写可编程存储器、 寄存器等本领域成熟的存储介质中。 该存储介质位于存储器 520, 处理器 510读取存储器 520中的信息， 结合其 硬件完成上述方法的步骤。 为避免重复， 这里不再详细描述。
可选地，该基站 500还包括发送器 550,该处理器 510通过该发送器 550 向移动性管理实体 MME发送切换请求消息， 该切换请求消息携带干扰频段 指示信息， 该干扰频段指示信息用于指示该 UE的 IDC干扰频段；
相应地， 该处理器 510还通过该接收器 540接收该 MME根据该发送器 550发送的切换请求消息发送的切换请求确认消息； 以及根据该接收器 540 接收的该切换请求确认消息， 通过该发送器 550向该 UE发送切换命令， 以 便于该 UE根据该切换命令切换到该目标基站.
可选地， 作为另一实施例， 该处理器 510还用于在该接收器 540接收
UE发送的 IDC干扰指示信息之前，生成 IDC干扰测量指示信息，该 IDC干 扰测量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发 射信号的干扰参数进行测量并指示该干扰参数对应的干扰条件； 该发送器 550还用于向该 UE发送该处理器 510生成的该 IDC干扰测量指示信息； 相 应地， 该接收器 540具体用于接收该 UE在测量到该干扰参数的参数值满足 该发送器 550发送的该 IDC干扰测量指示信息指示的干扰参数对应的干扰条 件时发送的该 IDC干扰指示信息。
可选地， 作为另一实施例， 该干扰参数包括下列参数中的至少一种： 信 号强度、 信号发射质量、 信干噪比 SINR和发射功率。
可选地， 作为另一实施例， 该接收器 540还用于在该处理器 510生成该
IDC干扰测量指示信息之前， 接收该 UE发送的该 UE的 IDC能力信息； 该处理器 510具体用于根据该接收器 540接收的该 UE的 IDC能力信息， 生成该 IDC干扰测量指示信息。
可选地， 作为另一实施例， 该接收器 540还用于在该处理器 510根据该 IDC干扰指示信息， 确定该 UE进行切换的目标基站之前， 接收该 UE发送 的该 UE支持的无线网络制式的信息；
该处理器 510具体用于根据该接收器 540接收的该 UE支持的无线网络 制式的信息和该 IDC干扰指示信息， 确定该 UE进行切换的该目标基站。
根据本发明实施例的基站 500可对应于根据本发明实施例的切换方法中 的基站，并且基站 500中的各个模块的上述和其它操作和 /或功能分别为了实 现图 1至图 3中的各个方法的相应流程， 为了筒洁， 在此不再赘述。 因此，根据本发明实施例的基站，通过将存在 IDC干扰的支持不同无线 网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线系统 中， 能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从 而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
图 11示出了根据本发明实施例的用户设备 UE 600的示意性框图，如图
11所示，该 UE 600包括处理器 610、存储器 620、总线系统 630、接收器 640 和发送器 650。 其中， 处理器 610、 存储器 620、 接收器 640和发送器 650 通过总线系统 630相连， 该存储器 620用于存储指令， 该处理器 610通过该 总线系统 630, 调用该存储器 620中存储的该指令， 具体地， 该发送器 650 用于向服务基站发送设备内共存 IDC干扰指示信息， 该 IDC干扰指示信息 用于指示该 UE在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用 中的通信之间存在干扰； 该接收器 640 用于接收该服务基站根据该发送器 650发送的该 IDC 干扰指示信息发送的切换命令， 该切换命令用于指示该 UE切换到与该服务基站具有不同的无线网络制式的目标基站；该处理器 610 用于根据该接收器 640接收的该切换命令， 切换到该目标基站。
因此，根据本发明实施例的用户设备，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
应理解，在本发明实施例中，该处理器 610可以是中央处理单元（ Central
Processing Unit, 筒称为 "CPU" ), 该处理器 610还可以是其他通用处理器、 数字信号处理器（DSP )、专用集成电路（ASIC )、现成可编程门阵列（FPGA ) 或者其他可编程逻辑器件、 分立门或者晶体管逻辑器件、 分立硬件组件等。 通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器 620可以包括只读存储器和随机存取存储器， 并向处理器 610 提供指令和数据。存储器 620的一部分还可以包括非易失性随机存取存储器。 例如， 存储器 620还可以存储设备类型的信息。
该总线系统 630除包括数据总线之外， 还可以包括电源总线、 控制总线 和状态信号总线等。 但是为了清楚说明起见， 在图中将各种总线都标为总线 系统 630。
在实现过程中， 上述方法的各步骤可以通过处理器 610中的硬件的集成 逻辑电路或者软件形式的指令完成。结合本发明实施例所公开的方法的步骤 可以直接体现为硬件处理器执行完成， 或者用处理器中的硬件及软件模块组 合执行完成。 软件模块可以位于随机存储器， 闪存、 只读存储器， 可编程只 读存储器或者电可擦写可编程存储器、 寄存器等本领域成熟的存储介质中。 该存储介质位于存储器 620, 处理器 610读取存储器 620中的信息， 结合其 硬件完成上述方法的步骤。 为避免重复， 这里不再详细描述。
可选地，该接收器 640还用于在该发送器 650向服务基站发送 IDC干扰 指示信息之前， 接收该服务基站发送的 IDC干扰测量指示信息， 该 IDC干 扰测量指示信息用于指示该 UE对 LTE系统的上行信号和 /或 ISM应用的发 射信号的干扰参数进行测量并指示该干扰参数对应的干扰条件；
相应地，该处理器 610还用于根据该接收器 640接收的该 IDC干扰测量 指示信息， 对该 LTE系统的上行信号和 /或该 ISM应用的发射信号的干扰参 数进行测量；
该发送器 650具体用于当该处理器 610测量到该干扰参数的参数值满足 该干扰参数对应的干扰条件时， 向该服务基站发送该 IDC干扰指示信息。
可选地， 作为另一实施例， 该干扰参数包括下列参数中的至少一种： 信 号强度、 信号发射质量、 信干噪比 SINR和发射功率。
可选地，作为另一实施例，该发送器 650还用于在该向服务基站发送 IDC 干扰指示信息之前， 向该服务基站发送该 UE的 IDC能力信息和该 UE支持 的无线网络制式信息， 以便于该基站根据该 UE的 IDC能力信息和该 UE支 持的无线网路制式信息确定该目标基站。
根据本发明实施例的用户设备 600可对应于根据本发明实施例的切换方 法中的用户设备，并且用户设备 600中的各个模块的上述和其它操作和 /或功 能分别为了实现图 4和图 5中的各个方法的相应流程， 为了筒洁， 在此不再 赘述。
因此，根据本发明实施例的用户设备，通过将存在 IDC干扰的支持不同 无线网络制式的用户设备切换到与 LTE 系统具有不同无线网络制式的无线 系统中，能够避免该用户设备工作在与 ISM频段或邻近该 ISM频段的频段， 从而降低甚至消除该 IDC干扰， 提高用户的通信质量， 提高用户体验。
应理解， 在本发明实施例中， 术语"和 /或"仅仅是一种描述关联对象的关 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。 另外， 本文中字符" /", 一般表 示前后关联对象是一种"或"的关系。
本领域普通技术人员可以意识到， 结合本文中所公开的实施例中描述的 各方法步骤和单元， 能够以电子硬件、 计算机软件或者二者的结合来实现， 为了清楚地说明硬件和软件的可互换性，在上述说明中已经按照功能一般性 地描述了各实施例的步骤及组成。 这些功能究竟以硬件还是软件方式来执 行， 取决于技术方案的特定应用和设计约束条件。 本领域普通技术人员可以 对每个特定的应用来使用不同方法来实现所描述的功能，但是这种实现不应 认为超出本发明的范围。
所属领域的技术人员可以清楚地了解到， 为了描述的方便和筒洁， 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。
在本申请所提供的几个实施例中， 应该理解到， 所揭露的系统、 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。 另外， 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， 也可以是电的， 机械的或其它的形式连接。
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发明实施例方案的目的。
另外， 在本发明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， 也可以是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， 可以存储在一个计算机可读取存储介质中。 基于这样的理解， 本发明的技术方案本质上或者说对现有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）执行本发明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, 筒称为 " ROM" )、 随机存取存储器（ Random Access Memory, 筒 称为" RAM" )、 磁碟或者光盘等各种可以存储程序代码的介质。
以上所述， 仅为本发明的具体实施方式， 但本发明的保护范围并不局限 于此， 任何熟悉本技术领域的技术人员在本发明揭露的技术范围内， 可轻易 想到各种等效的修改或替换， 这些修改或替换都应涵盖在本发明的保护范围 之内。 因此， 本发明的保护范围应以权利要求的保护范围为准。

Claims

权利要求
1. 一种切换方法， 其特征在于， 包括：
接收用户设备 UE发送的设备内共存 IDC干扰指示信息，所述 IDC干扰 指示信息用于指示所述 UE在长期演进 LTE系统中的通信与在工业科学医疗 ISM应用中的通信之间存在干扰；
根据所述 IDC干扰指示信息， 确定所述 UE进行切换的目标基站， 所述 目标基站与所述 UE的服务基站属于不同的无线网络制式；
通过核心网与所述目标基站进行通信并根据所述通信的通信结果控制 所述 UE执行切换操作。
2. 根据权利要求 1所述的切换方法， 其特征在于， 所述通过核心网与 所述目标基站进行通信并根据通信结果控制所述 UE执行切换操作， 包括： 向移动性管理实体 MME发送切换请求消息， 所述切换请求消息携带干 扰频段指示信息，所述干扰频段指示信息用于指示所述 UE的 IDC干扰频段； 接收所述 MME根据所述切换请求消息发送的切换请求确认消息； 根据所述切换请求确认消息， 向所述 UE发送切换命令， 以便于所述
UE根据所述切换命令切换到所述目标基站。
3. 根据权利要求 1或 2所述的切换方法， 其特征在于， 在所述接收 UE 发送的 IDC干扰指示信息之前， 所述方法还包括：
生成 IDC干扰测量指示信息， 所述 IDC干扰测量指示信息用于指示所 述 UE对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测 量并指示所述干扰参数对应的干扰条件；
向所述 UE发送所述 IDC干扰测量指示信息；
所述接收 UE发送的 IDC干扰指示信息， 包括：
接收所述 UE在测量到所述干扰参数的参数值满足所述干扰参数对应的 干扰条件时发送的所述 IDC干扰指示信息。
4. 根据权利要求 3所述的切换方法， 其特征在于， 所述干扰参数包括 下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪比 SINR和发射 功率。
5. 根据权利要求 3或 4所述的切换方法，其特征在于，在所述生成 IDC 干扰测量指示信息之前， 所述方法还包括：
接收所述 UE发送的所述 UE的 IDC能力信息； 所述生成 IDC干扰测量指示信息， 包括：
根据所述 UE的 IDC能力信息， 生成所述 IDC干扰测量指示信息。
6. 根据权利要求 1至 5中任一项所述的切换方法， 其特征在于， 在所 述根据所述 IDC干扰指示信息， 确定所述 UE进行切换的目标基站之前， 所 述方法还包括： 所述根据所述 IDC干扰指示信息， 确定所述 UE进行切换的目标基站， 包括：
根据所述 UE支持的无线网络制式的信息和所述 IDC干扰指示信息，确 定所述 UE进行切换的所述目标基站。
7. 一种切换方法， 其特征在于， 包括：
向服务基站发送设备内共存 IDC干扰指示信息， 所述 IDC干扰指示信 息用于指示用户设备 UE在长期演进 LTE 系统中的通信与在工业科学医疗 ISM应用中的通信之间存在干扰；
接收所述服务基站根据所述 IDC干扰指示信息发送的切换命令，所述切 换命令用于指示所述 UE切换到与所述服务基站具有不同的无线网络制式的 标基站；
根据所述切换命令， 切换到所述目标基站。
8. 根据权利要求 7所述的切换方法， 其特征在于， 在所述向服务基站 发送 IDC干扰指示信息之前， 所述方法还包括：
接收所述服务基站发送的 IDC干扰测量指示信息， 所述 IDC干扰测量 指示信息用于指示所述 UE对 LTE系统的上行信号和 /或 ISM应用的发射信 号的干扰参数进行测量并指示所述干扰参数对应的干扰条件；
根据所述 IDC干扰测量指示信息， 对所述 LTE系统的上行信号和 /或所 述 ISM应用的发射信号的干扰参数进行测量；
所述向服务基站发送 IDC干扰指示信息， 包括：
当测量到所述干扰参数的参数值满足所述干扰参数对应的干扰条件时， 向所述服务基站发送所述 IDC干扰指示信息。
9. 根据权利要求 8所述的切换方法， 其特征在于， 所述干扰参数包括 下列参数中的至少一种： 信号强度、 信号发射质量、 信干噪比 SINR和发射 功率。
10. 根据权利要求 7至 9中任一项所述的切换方法， 其特征在于， 在所 述向服务基站发送 IDC干扰指示信息之前， 所述方法还包括：
向所述服务基站发送所述 UE的 IDC能力信息和所述 UE支持的无线网 络制式信息， 以便于所述基站根据所述 UE的 IDC能力信息和所述 UE支持 的无线网路制式信息确定所述目标基站。
11. 一种基站， 其特征在于， 包括：
接收模块，用于接收用户设备 UE发送的设备内共存 IDC干扰指示信息， 所述 IDC干扰指示信息用于指示所述 UE在长期演进 LTE系统中的通信与在 工业科学医疗 ISM应用中的通信之间存在干扰；
确定模块，用于根据所述接收模块接收的所述 IDC干扰指示信息，确定 所述 UE进行切换的目标基站， 所述目标基站与所述 UE的服务基站属于不 同的无线网络制式；
通信模块， 用于通过核心网与所述确定模块确定的所述目标基站进行通 信并根据所述通信的通信结果控制所述 UE执行切换操作。
12. 根据权利要求 11所述的基站， 其特征在于， 所述通信模块包括： 发送单元， 用于向移动性管理实体 MME发送切换请求消息， 所述切换 请求消息携带干扰频段指示信息， 所述干扰频段指示信息用于指示所述 UE 的 IDC干扰频段；
接收单元， 用于接收所述 MME根据所述发送单元发送的所述切换请求 消息发送的切换请求确认消息；
所述发送单元还用于根据所述接收单元接收的所述切换请求确认消息， 向所述 UE发送切换命令， 以便于所述 UE根据所述切换命令切换到所述目 标基站。
13. 根据权利要求 11或 12所述的基站，其特征在于，所述基站还包括： 生成模块，用于在所述接收模块接收 UE发送的 IDC干扰指示信息之前， 生成 IDC干扰测量指示信息，所述 IDC干扰测量指示信息用于指示所述 UE 对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测量并指 示所述干扰参数对应的干扰条件；
发送模块，用于向所述 UE发送所述生成模块生成的所述 IDC干扰测量 指示信息；
所述接收模块具体用于接收所述 UE在测量到所述干扰参数的参数值满 足所述发送模块发送的所述 IDC 干扰测量指示信息指示的所述干扰参数对 应的干扰条件时发送的所述 IDC干扰指示信息。
14. 根据权利要求 13所述的基站， 其特征在于， 所述干扰参数包括下 列参数中的至少一种： 信号强度、 信号发射质量、 信干噪比 SINR和发射功 率。
15. 根据权利要求 13或 14所述的基站， 其特征在于， 所述接收模块还 用于在所述生成模块生成所述 IDC干扰测量指示信息之前，接收所述 UE发 送的所述 UE的 IDC能力信息；
所述生成模块具体用于根据所述接收模块接收的所述 UE的 IDC能力信 息， 生成所述 IDC干扰测量指示信息。
16. 根据权利要求 11至 15中任一项所述的基站， 其特征在于， 所述接 收模块还用于在所述确定模块根据所述 IDC干扰指示信息，确定所述 UE进 行切换的目标基站之前， 接收所述 UE发送的所述 UE支持的无线网络制式 的信息；
所述确定模块具体用于根据所述接收模块接收的所述 UE支持的无线网 络制式的信息和所述 IDC干扰指示信息，确定所述 UE进行切换的所述目标 基站。
17. 一种用户设备 UE, 其特征在于， 包括：
发送模块， 用于向服务基站发送设备内共存 IDC 干扰指示信息， 所述 IDC干扰指示信息用于指示所述 UE在长期演进 LTE系统中的通信与在工业 科学医疗 ISM应用中的通信之间存在干扰；
接收模块，用于接收所述服务基站根据所述发送模块发送的所述 IDC干 扰指示信息发送的切换命令， 所述切换命令用于指示所述 UE切换到与所述 服务基站具有不同的无线网络制式的目标基站；
切换模块， 用于根据所述接收模块接收的所述切换命令， 切换到所述目 标基站。
18. 根据权利要求 17所述的 UE, 其特征在于， 所述接收模块还用于在 所述发送模块向服务基站发送 IDC干扰指示信息之前，接收所述服务基站发 送的 IDC干扰测量指示信息，所述 IDC干扰测量指示信息用于指示所述 UE 对 LTE系统的上行信号和 /或 ISM应用的发射信号的干扰参数进行测量并指 示所述干扰参数对应的干扰条件； 所述 UE还包括：
测量模块， 用于根据所述接收模块接收的所述 IDC干扰测量指示信息， 对所述 LTE系统的上行信号和 /或所述 ISM应用的发射信号的干扰参数进行 测量；
所述发送模块具体用于当所述测量模块测量到所述干扰参数的参数值 满足所述干扰参数对应的干扰条件时，向所述服务基站发送所述 IDC干扰指 示信息。
19. 根据权利要求 18所述的 UE, 其特征在于， 所述干扰参数包括下列 参数中的至少一种： 信号强度、信号发射质量、信干噪比 SINR和发射功率。
20. 根据权利要求 17至 19中任一项所述的 UE, 其特征在于， 所述发 送模块还用于在所述向服务基站发送 IDC干扰指示信息之前，向所述服务基 站发送所述 UE的 IDC能力信息和所述 UE支持的无线网络制式信息， 以便 于所述基站根据所述 UE的 IDC能力信息和所述 UE支持的无线网路制式信 息确定所述目标基站。
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