WO2016070418A1 - 寻呼消息的传输方法和基站、移动管理实体以及用户设备 - Google Patents
寻呼消息的传输方法和基站、移动管理实体以及用户设备 Download PDFInfo
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- WO2016070418A1 WO2016070418A1 PCT/CN2014/090611 CN2014090611W WO2016070418A1 WO 2016070418 A1 WO2016070418 A1 WO 2016070418A1 CN 2014090611 W CN2014090611 W CN 2014090611W WO 2016070418 A1 WO2016070418 A1 WO 2016070418A1
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- base station
- coverage enhancement
- paging message
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the embodiments of the present invention relate to the field of communications, and in particular, to a method for transmitting a paging message, a base station, a mobility management entity, and a user equipment.
- the Internet of Things refers to the network that realizes the interconnection of people, things, objects and objects by deploying various devices with certain sensing, computing, execution and communication capabilities to acquire information of the physical world and realize information transmission, coordination and processing through the network. .
- smart meter reading An important application of the Internet of Things is smart meter reading, for example, it can be used to automatically read metering information such as water, electricity and gas, and report the metering information to the data center.
- This type of service is typically a very low data rate packet transmission and can be done during quiet periods where there are fewer other services.
- This smart meter reading user equipment is usually installed in the basement of a home, or isolated by a metal enclosure, or in some old, thick-walled buildings. In this case, the path loss between the user equipment and the base station can be severe. Considering the cost and the spectrum factor, how to ensure coverage of the user equipment is a problem that needs to be solved when paging the user equipment to provide services to the user equipment without the need to add new sites and relay devices.
- the embodiments of the present invention provide a method for transmitting a paging message, a base station, a mobility management entity, and a user equipment, which can implement effective coverage of the user equipment.
- an embodiment of the present invention provides a method for transmitting a paging message, including:
- the base station Receiving, by the base station, the first paging message sent by the mobility management entity MME, where the first paging message includes: coverage enhancement information of the user equipment UE that is paged by the first paging message;
- the base station sends a second paging message to the UE according to the coverage enhancement information of the UE.
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement
- the base station When the base station determines that it supports the coverage enhancement, the base station sends a second paging message to the UE according to the coverage enhancement mode supported by the base station; or
- the base station When the base station determines that it does not support coverage enhancement, the base station sends a second paging message to the UE in a non-coverage enhanced manner.
- the base station sends a second paging message to the UE according to a coverage enhancement manner supported by the base station, including :
- the base station sends a second paging message to the UE according to a maximum coverage enhancement level or a minimum coverage enhancement level supported by the base station.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE
- the base station When the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE, the base station sends a second paging message to the UE according to the coverage enhancement level of the UE; or
- the base station When the maximum coverage enhancement level supported by the base station is smaller than the coverage enhancement level of the UE, the base station sends a second paging message to the UE according to a maximum coverage enhancement level supported by the base station; or
- the base station When the base station determines that it does not support coverage enhancement, the base station sends a second paging message to the UE in a non-coverage enhanced manner.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE
- the base station receives a first paging message sent by a mobility management entity MME. Thereafter, the method further includes:
- the base station When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, the base station does not send the second paging message to the UE;
- the base station sends a second paging message to the UE according to the coverage enhancement information of the UE, specifically:
- the base station When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE meets a preset first condition, the base station sends a second second to the UE according to the coverage enhancement information of the UE. Paging message.
- the method before the sending, by the base station, the second paging message to the UE, according to the coverage enhancement information of the UE, the method further includes:
- the base station receives the coverage enhancement information of the UE, and the base station reports the coverage enhancement information of the UE to the MME.
- the method further includes:
- the base station sends coverage enhancement information of the base station to the MME.
- the seventh aspect in the first aspect includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- an embodiment of the present invention provides a method for transmitting a paging message, including:
- the mobility management entity MME acquires coverage enhancement information of the user equipment UE;
- the MME determines, according to the coverage enhancement information of the UE, whether to send a first paging message for the base station, where the base station is located in a tracking area where the UE is located.
- Determining, by the MME, whether to send the first paging message to the base station according to the coverage enhancement information of the UE including:
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, and the MME determines to send a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE;
- the method further includes:
- the MME sends a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE.
- the method further includes:
- the MME receives coverage enhancement information of the base station sent by the base station.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including :
- the MME determines to send a first paging message to the base station, where the a paging message includes: coverage enhancement information of the UE;
- the method further includes:
- the MME sends a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including :
- the MME determines not to send the first paging message for the base station.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including :
- the MME determines to send a first paging message to the base station, The first paging message does not include coverage enhancement information of the UE.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including:
- the MME determines to send a first paging message to the base station, where the a paging message includes: coverage enhancement information of the UE;
- the method further includes:
- the MME sends a first paging message to the base station.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including :
- the MME determines not to send the first paging message for the base station.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station.
- the maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, and the maximum bundle supported by the base station The time interval size, the maximum power spectral density multiple supported by the base station.
- an embodiment of the present invention provides a method for transmitting a paging message, including:
- the user equipment UE reports the coverage enhancement information of the UE to the base station or the mobility management entity MME;
- the UE receives a paging message sent by the base station to the UE according to the coverage enhancement information of the UE.
- the method further includes:
- the paging message sent by the base station to the UE according to the coverage enhancement information of the UE including:
- the UE When the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE, the UE receives the paging message sent by the base station according to the coverage enhancement level of the UE; or
- the UE When the maximum coverage enhancement level supported by the base station is smaller than the coverage enhancement level of the UE, the UE receives the paging message sent by the base station according to the maximum coverage enhancement level supported by the base station; or
- the UE When the base station does not support coverage enhancement, the UE receives the paging message sent by the base station in a non-coverage enhanced manner.
- the method further includes:
- the UE When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, the UE does not receive the paging message sent by the base station; or
- the UE receives a paging message sent by the base station to the UE according to the coverage enhancement information of the UE, specifically:
- the UE When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE satisfies a preset first condition, the UE receives a paging message sent by the base station.
- the method before the reporting, by the UE, the coverage enhancement information of the UE to the MME, the method further includes:
- the UE determines whether the UE needs coverage enhancement, if the UE does not need coverage enhancement, the UE does not need coverage enhancement to carry the UE in the coverage enhancement information of the UE, if the The UE needs coverage enhancement, and the UE carries the coverage enhancement in the coverage enhancement information of the UE.
- the determining, by the UE, whether the UE needs coverage enhancement includes:
- Coverage enhancement information including at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- an embodiment of the present invention provides a base station, including:
- a receiving module configured to receive a first paging message sent by the mobility management entity MME, where the first The paging message includes: coverage enhancement information of the user equipment UE that is paged by the first paging message;
- a sending module configured to send, by using the coverage enhancement information of the UE, a second paging message for the UE.
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement
- the sending module is specifically configured to: when the base station determines that it supports the coverage
- the second paging message is sent to the UE according to the coverage enhancement mode supported by the UE; or when the base station determines that the coverage enhancement is not supported by the base station, the second homing is sent to the UE according to the non-coverage enhanced manner. Call the message.
- the sending module is specifically configured to use a maximum coverage enhancement level or a minimum coverage enhancement level supported by the fourth aspect.
- the UE sends a second paging message.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE
- the sending module is specifically configured to be the largest supported by the base station.
- the coverage enhancement level is greater than or equal to the coverage enhancement level of the UE
- the second paging message is sent by the UE according to the coverage enhancement level of the UE; or when the maximum coverage enhancement level supported by the base station is smaller than the UE
- the coverage enhancement level is set, the second paging message is sent to the UE according to the maximum coverage enhancement level supported by the UE; or when the base station determines that the coverage enhancement is not supported by the base station, the UE is sent in the non-coverage enhanced manner. Second paging message.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE
- the base station further includes: a processing module, configured to: when the base station When the difference between the supported maximum coverage enhancement level and the coverage enhancement level of the UE does not satisfy the preset first condition, the second paging message is not sent for the UE;
- the sending module is specifically configured to: when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE meets a preset first condition, according to the coverage enhancement information of the UE The UE sends a second paging message.
- the receiving module is further configured to receive coverage enhancement information of the UE that is reported by the UE;
- the receiving module is further configured to receive coverage enhancement information of the UE; the sending module further And reporting, by the MME, coverage enhancement information of the UE.
- the sending module is further configured to send the coverage enhancement information of the base station to the MME.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- an embodiment of the present invention provides a mobility management entity MME, which includes:
- An obtaining module configured to acquire coverage enhancement information of the user equipment UE
- a determining module configured to determine, according to the coverage enhancement information of the UE, whether to send a first paging message to the base station, where the base station is located in a tracking area where the UE is located.
- the determining module the coverage enhancement information that is specifically used by the UE, indicates that the UE needs coverage enhancement, and determines that the base station sends the first a paging message, where the first paging message includes: coverage enhancement information of the UE;
- the MME further includes: a sending module, configured to send, by the determining module, a first paging message to the base station after the first paging message is sent by the base station, where the first paging message includes: The coverage enhancement information of the UE.
- the MME further includes: a receiving module, configured to receive coverage enhancement information of the base station that is sent by the base station.
- the determining module is configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement And the coverage enhancement information of the base station indicates that the base station supports the coverage enhancement, and determines that the first paging message is sent by the base station, where the first paging message includes: coverage enhancement information of the UE;
- the MME further includes: a sending module, configured to send, by the determining module, a first paging message to the base station after the first paging message is sent by the base station, where the first paging message includes: The coverage enhancement information of the UE.
- the determining module is configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement And when the coverage enhancement information of the base station indicates that the base station does not support coverage enhancement, determining that the first paging message is not sent by the base station.
- the determining module is configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement And the coverage enhancement information of the base station indicates that the base station does not support the coverage enhancement, and determines that the first paging message is sent by the base station, where the first paging message does not include the coverage enhancement information of the UE.
- the determining module is specifically configured to: when a maximum coverage enhancement level supported by the base station is related to the UE When the difference between the coverage enhancement levels meets the preset first condition, determining to send the first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE;
- the MME further includes: a sending module, configured to send a first paging message to the base station.
- the determining module is specifically configured to: when a maximum coverage enhancement level supported by the base station is related to the UE When the difference between the coverage enhancement levels does not satisfy the preset first condition, it is determined that the first paging message is not sent for the base station.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- an embodiment of the present invention provides a user equipment UE, including:
- a sending module configured to report coverage enhancement information of the UE to a base station or a mobility management entity MME;
- a receiving module configured to receive, by the base station, a paging message sent by the base station according to the coverage enhancement information of the UE.
- the UE may further include: an acquiring module, configured to acquire coverage enhancement information of the base station from a broadcast message of the base station;
- the receiving module is configured to: when the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE, receive the paging message sent by the base station according to the coverage enhancement level of the UE; or Receiving, by the base station, a paging message sent by the base station according to a maximum coverage enhancement level supported by the base station when a maximum coverage enhancement level supported by the base station is smaller than a coverage enhancement level of the UE; or when the base station does not support coverage When enhanced, the paging message sent by the base station is received in a non-coverage enhanced manner.
- the UE is further included include:
- An acquiring module configured to acquire coverage enhancement information of the base station from a broadcast message of the base station
- a processing module configured to not receive a paging message sent by the base station when a difference between a maximum coverage enhancement level supported by the base station and a coverage enhancement level of the UE does not meet a preset first condition
- the receiving module is configured to receive a paging message sent by the base station when a difference between a maximum coverage enhancement level supported by the base station and a coverage enhancement level of the UE meets a preset first condition.
- the UE may further include: a determining module, configured to determine whether the UE needs coverage enhancement, if the UE does not need coverage enhancement, The coverage enhancement information of the UE does not need to be covered by the UE, and if the UE needs coverage enhancement, the coverage enhancement information of the UE needs to be covered by the UE.
- a determining module configured to determine whether the UE needs coverage enhancement, if the UE does not need coverage enhancement, The coverage enhancement information of the UE does not need to be covered by the UE, and if the UE needs coverage enhancement, the coverage enhancement information of the UE needs to be covered by the UE.
- the determining module is configured to determine whether the reference signal received power RSRP of the UE is greater than a first threshold If the RSRP is greater than or equal to the first threshold, determining that the UE does not need coverage enhancement, if the RSRP is smaller than the first threshold, determining that the UE needs coverage enhancement; or determining a path of the UE Whether the loss is less than the second threshold, if the path loss is less than the second threshold, determining that the UE does not need coverage enhancement, and if the path loss is greater than or equal to the second threshold, determining that the UE needs coverage enhancement; Or determining whether the detection of the physical random access channel by the UE meets a preset second condition, and if the detection of the physical random access channel satisfies a preset second condition, determining that the UE does not need to be If the detection of the physical random access channel does not meet the preset second condition, determining that the
- Coverage enhancement information including at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, and the coverage enhancement of the UE a level, a repetition level of the UE, a repetition number of the UE, a number of retransmissions of the UE, a spreading factor of the UE, a narrowband size of the UE, a size of a binding time interval of the UE, and a The number of consecutive attempts of the UE, and the increased power spectral density multiple of the UE.
- the MME sends a first paging message to the base station, where the first paging message includes the coverage enhancement information of the UE that is paged by the first paging message, and the first paging message sent by the base station from the MME.
- the coverage enhancement information of the UE may be obtained, and the base station may send the second paging message to the UE according to the coverage enhancement information of the UE.
- the base station sends the second paging message to the UE, the base station performs the coverage enhancement information according to the UE. Therefore, the UE can normally receive the second paging message sent by the base station, and can effectively cover the UE.
- FIG. 1 is a schematic block diagram of a method for transmitting a paging message according to an embodiment of the present invention
- FIG. 2 is a schematic block diagram showing another method for transmitting a paging message according to an embodiment of the present invention
- FIG. 3 is a schematic block diagram showing another method for transmitting a paging message according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of an interaction process between an MME, a UE, and a base station according to an embodiment of the present disclosure
- FIG. 5-a is a schematic structural diagram of a base station according to an embodiment of the present disclosure.
- FIG. 5-b is a schematic structural diagram of another base station according to an embodiment of the present disclosure.
- 6-a is a schematic structural diagram of a structure of an MME according to an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of another MME according to an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of another MME according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram of a UE according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram of another UE according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram of another UE according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram of another UE according to an embodiment of the present disclosure.
- FIG. 8 is a schematic structural diagram of another base station according to an embodiment of the present disclosure.
- FIG. 9 is a schematic structural diagram of another MME according to an embodiment of the present disclosure.
- FIG. 10 is a schematic structural diagram of another UE according to an embodiment of the present invention.
- the embodiments of the present invention provide a method for transmitting a paging message, a base station, a mobility management entity, and a user equipment, which can implement effective coverage of the user equipment.
- a method for transmitting a paging message according to the present invention is applicable to a base station.
- a method for transmitting a paging message according to an embodiment of the present invention may include the following steps:
- the base station receives a first paging message sent by the MME.
- the first paging message includes: coverage enhancement information of the UE that is paged by the first paging message.
- the MME when the MME initiates paging for the UE (which may be referred to as a UE to be paged), the MME sends the first to all base stations (for example, eNodeBs) in the tracking area (TA) of the UE.
- a paging message usually, there are multiple base stations in the TA of the UE to be paged, and the MME sends a first paging message to multiple base stations in the tracking area of the UE to be paged.
- the base station in the TA receives the first paging message sent by the MME.
- the first paging message sent by the MME to the base station includes the coverage enhancement information of the UE to be paged, in addition to the signaling required for the paging. Then, the base station can obtain the coverage enhancement information of the UE sent by the MME by using the first paging message received from the MME.
- the first paging message sent by the MME to the base station may include: an identifier index value of the UE (English ID) and/or a paging identifier of the UE (Paging Identity).
- the Paging Identity may include an International Mobile Subscriber Identity (IMSI) or a S-Temporary Mobile Subscriber Identity (S-TMSI) of the UE. Wherein, the IMSI or S-TMSI can be used to identify the UE.
- the MME obtains the coverage enhancement information of the UE to be paged, and then the MME determines whether to send the first paging message to a certain base station in the TA of the UE. If the MME determines to send the first paging message to a certain base station, the MME sends a first paging message to the base station, and carries the coverage enhancement information of the UE in the first paging message. Thereby, the base station can receive the first paging message.
- the coverage enhancement information of the UE includes at least one or more of the following: the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, and the UE.
- any information that directly or indirectly reflects (or distinguishes or embodies) channel quality, signal transmission quality, or signal strength can be used as coverage enhancement information, or any can directly or indirectly Information that reflects (or differentiates or embodies) different channel qualities, different signal transmission qualities, or different signal strengths can be used as coverage enhancement information.
- the coverage enhancement of the UE may be repeated transmission, spread spectrum transmission, retransmission, bundle time interval transmission, narrowband (such as subcarrier scheduling) transmission, and ultra narrowband (such as bandwidth of several tens of hertz to ten thousand kilohertz).
- narrowband such as subcarrier scheduling
- ultra narrowband such as bandwidth of several tens of hertz to ten thousand kilohertz.
- the method for transmitting a paging message may further include the following steps:
- A1 The base station sends the coverage enhancement information of the base station to the MME.
- the base station reports the coverage enhancement information of the base station to the MME, so that the MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the base station reported by the base station.
- the coverage enhancement information of the base station may include at least one or more of the following: the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, and the maximum coverage enhancement supported by the base station.
- Level number of coverage enhancement levels supported by the base station, coverage enhancement level index supported by the base station, repetition level supported by the base station, maximum repetition level supported by the base station, base station The number of repetitions supported, the maximum number of repetitions supported by the base station, the number of retransmissions supported by the base station, the maximum number of retransmissions supported by the base station, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, and the maximum bundle interval supported by the base station.
- the coverage enhancement in the present invention may be repeated transmission, spread spectrum transmission, retransmission, bundle time interval transmission, narrowband (such as subcarrier scheduling) transmission, ultra narrowband (such as bandwidth of several tens of Hertz to ten thousand kilohertz) transmission, and improvement.
- narrowband such as subcarrier scheduling
- ultra narrowband such as bandwidth of several tens of Hertz to ten thousand kilohertz
- the eNB sends its own coverage enhancement information to the MME, so that the MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the base station, thereby optimizing resource utilization of the LTE system.
- the base station sends a second paging message to the UE according to the coverage enhancement information of the UE.
- the base station acquires the coverage enhancement information of the UE from the first paging message, and then the base station may send the second paging message to the UE according to the coverage enhancement information. That is, the base station can determine the requirement of the coverage enhancement by the UE by using the acquired coverage enhancement information of the UE, so that the base station can send the second paging message according to the requirement of the coverage enhancement by the UE.
- the second paging message sent according to the requirement of the coverage enhancement by the UE can meet the requirement of the coverage enhancement by the UE, so that the UE can normally receive the second paging message.
- the paging message is differentiated according to “first” and “second” based on the execution subject, the message content, and the receiving object of the sending paging message, and the MME is described.
- the paging message (also referred to as a PAGING message) sent to the base station is defined as a “first paging message”, and a paging message (also referred to as a Paging message) sent by the base station to the UE is defined as “second paging”.
- the first paging message carries the coverage enhancement information of the UE, and the second paging message does not need to be carried.
- the base station may send the second paging message to the UE according to the coverage enhancement information of the UE, which may be implemented in multiple manners.
- the coverage enhancement information of the UE indicates that the UE needs the coverage enhancement
- the step 102 sends the second paging message to the UE according to the coverage enhancement information of the UE, which may include the following steps:
- the base station when the base station determines that it supports the coverage enhancement, the base station sends the second paging message to the UE according to the coverage enhancement mode supported by the base station;
- the base station determines that the coverage enhancement is not supported by the base station, the base station sends a second paging message to the UE in a non-coverage enhanced manner.
- the base station determines whether it supports the coverage enhancement.
- the base station can send the second paging to the UE according to the coverage enhancement mode supported by the base station.
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement. If the coverage enhancement level supported by the base station is 1, 2, and 3, the base station sends a second paging message to the UE according to the coverage enhancement level 1 or 2 or 3.
- the base station When the base station does not support the coverage enhancement, the coverage enhancement information of the UE is invalid to the base station, and the base station may send the second paging message to the UE in a non-coverage enhanced manner, that is, the base station does not perform any coverage enhancement, but The second paging message is sent to the UE in a normal manner, it being understood that non-coverage enhancements may be considered as the lowest level of coverage enhancement in some embodiments of the invention.
- the base station sends the second paging message to the UE according to the coverage enhancement mode supported by the base station, which may include the following steps:
- the base station sends a second paging message to the UE according to a maximum coverage enhancement level or a minimum coverage enhancement level supported by the base station.
- the base station may specifically send the second paging message according to the maximum coverage enhancement level or the minimum coverage enhancement level supported by the base station, for example, coverage of the UE.
- the enhanced information indicates that the UE needs coverage enhancement. If the maximum coverage enhancement level supported by the base station is 1, the base station sends a second paging message to the UE according to the coverage enhancement level 1.
- the coverage enhancement information of the UE indicates the coverage enhancement level of the UE
- the step 102 sends the second paging message to the UE according to the coverage enhancement information of the UE, which may include the following steps:
- the base station sends a second paging message to the UE according to the coverage enhancement level of the UE, when the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE.
- the base station when the maximum coverage enhancement level supported by the base station is smaller than the coverage enhancement level of the UE, the base station sends the second paging message to the UE according to the maximum coverage enhancement level supported by the base station;
- the base station determines that it does not support coverage enhancement, the base station performs the non-coverage enhancement mode.
- the UE sends a second paging message.
- the coverage enhancement information of the UE indicates the coverage enhancement level of the UE, and the base station can determine the coverage enhancement level required by the UE by using the coverage enhancement information of the UE. If the base station does not support the coverage enhancement itself, step C3 is performed. If the base station also supports the coverage enhancement, the base station compares the coverage enhancement level of the UE with the maximum coverage enhancement level supported by the base station, so as to perform step C1 or step C2. For step C1 and step C2, the following steps can also be described as follows:
- the coverage enhancement level of the UE indicated by the coverage enhancement information of the UE included in the first paging message sent by the MME is 3, and the maximum coverage enhancement level supported by the base station is 1, since the base station cannot support the coverage enhancement level 3, the base station The first paging message is sent to the UE according to the maximum coverage enhancement level 1 that can be supported.
- the coverage enhancement information of the UE indicates the coverage enhancement level of the UE
- the step 101 sends the paging message provided by the embodiment of the present invention after the base station receives the first paging message sent by the MME.
- the transmission method may further include the following steps:
- the base station When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, the base station does not send the second paging message to the UE.
- Step 102 The base station sends a second paging message to the UE according to the coverage enhancement information of the UE, which is specifically as follows: Step D2:
- the base station When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE meets the preset first condition, the base station sends a second paging message to the UE according to the coverage enhancement information of the UE.
- the base station may not send the second page for the UE.
- the message that is, the base station may not transmit the second paging message if the first condition is not met.
- the first condition may be greater than a predetermined specific value, for example, 1, 0, -1, etc., and the first condition may be equal to a predetermined specific value and less than a predetermined specific value.
- the first condition may be set to be less than 2, assuming that the maximum coverage enhancement level supported by the base station is 1, and the coverage enhancement level of the UE is 2, the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE.
- the value is 1, and according to the set first condition (less than 2), then obviously 1 ⁇ 2, the first condition can be satisfied, in which case the base station can transmit the second paging message.
- the base station when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE satisfies the preset first condition, the base station sends a second paging message to the UE according to the coverage enhancement information of the UE. At this time, the base station sends the second paging message to the UE according to the coverage enhancement information of the UE, which is specifically the implementation manner described in the foregoing step C1 or C2, and details are not described herein again.
- the method for transmitting a paging message further includes the following steps:
- the base station receives coverage enhancement information of the UE reported by the UE.
- the base station receives the coverage enhancement information of the UE, and the base station reports the coverage enhancement information of the UE to the MME.
- the UE may also report the coverage enhancement information of the UE to the base station, and the base station may receive the coverage enhancement information of the UE.
- the UE reports the coverage enhancement information of the UE to the base station by using the access layer signaling.
- the base station may further report the coverage enhancement information of the UE to the MME.
- the base station notifies the MME of the coverage enhancement information of the UE through the X2 interface.
- the method for transmitting a paging message further includes the following steps:
- the base station does not support the UE, the base station does not send the second paging message for the UE.
- the terminal information may specifically indicate: a category of the terminal, and/or information of a low-cost (or low complexity) technology supported by the terminal, and/or service information supported by the terminal.
- the terminal support information includes: a terminal class of the UE supported by the base station, and/or low-cost (or low complexity) information of the UE supported by the base station, and/or service information of the UE supported by the base station. That is, the terminal support information of the base station can determine what type of terminal the base station supports, and which low-cost information and service information is supported by the base station. If the base station does not support a certain type of UE at all, the base station may not send the second paging message to the base station. Types of UEs.
- the base station may further send the terminal support information of the base station to the MME, so that the MME acquires what type of terminal the base station supports, and which low-cost information and service information is supported.
- the low-cost technology may be: bandwidth One or more of reducing, reducing peak data rate, single receive antenna, reducing complexity, half duplex, reducing transmission mode, and reducing transmit power of user equipment.
- the type of service can be a machine type service, and/or a low latency service, and/or a low power service.
- the MME sends a first paging message associated with a UE of the type of category n (the UE to be paged) to the category n that is not supported.
- the base station of the UE does not send a second paging message related to the UE to be paged. This can reduce the information transmission overhead of the base station, save resources and reduce device power consumption.
- the base station does not support the low-cost technology adopted by the UE to be paged
- the base station when the MME sends the first paging message associated with the UE to be paged to the base station, the base station does not send the second page related to the UE to be paged.
- the base station does not support the service type used by the UE to be paged
- the base station when the MME sends the first paging message associated with the UE to be paged to the base station, the base station does not send the first paging message related to the UE to be paged. .
- the UE to be paged by the MME (ie, the UE to be paged) is UE1 of type category 0.
- the MME sends a first paging message associated with the UE1 to the base station 1, the base station 2, and the base station 3.
- the base station 1 and the base station 2 support the paging of the UE of the type category 0, and the base station 3 does not support the paging of the UE of the category 0.
- the base station 1 and the base station 2 respectively send a second paging message related to the UE1 according to the first paging message associated with the UE1 sent by the MME. Since the base station 3 does not support paging of the UE of type category 0, the base station 3 does not transmit the second paging message related to the UE1.
- the network coverage needs to be enhanced when the LTE system provides services to the user equipment.
- the MME pages the UE (the UE may be referred to as a UE to be paged)
- the first paging message is sent to the base station in the tracking area of the UE, and then the second paging message is sent by the base station to be paged.
- the MME sends a first paging message to multiple base stations in the tracking area of the paging UE.
- the base station that receives the first paging message sent by the MME does not know whether the UE to be paged camps (or stays) at the base station, and of course, the base station does not know the coverage enhancement information of the UE to be paged.
- the base station obtains the coverage enhancement information of the UE to be paged, and adopts appropriate coverage enhancement measures (such as selecting an appropriate coverage enhancement level) according to the coverage enhancement information of the UE to be paged, which is a problem solved by the present invention.
- the base station that may receive the first paging message sent by the MME supports coverage enhancement, and some base stations do not support coverage enhancement. It is also possible that the coverage enhancement levels that can be supported by base stations that support coverage enhancement are not always the same.
- the UE may also solve the problem that the MME may send the first paging message to the base station and the base station how to send the paging message to the UE to be paged.
- the terminal to be paged is a low-cost (or low-complexity) terminal, such as a low-cost terminal is a new type of user equipment.
- the MME needs to send a first paging message of the terminal to be paged to one or more base stations in the tracking area.
- some base stations in a tracking area may not support low-cost terminals. Considering this situation, how to optimize the first paging message transmission between the MME and the base station is also one of the problems to be solved by the present invention.
- the base station determines how the base station should use to send the second paging message, and also describes under what circumstances the second paging message is not sent, and the base station can support the coverage enhancement according to the base station ( For example, coverage enhancement, support coverage enhancement, supported maximum coverage enhancement level, etc. are not supported to determine the appropriate transmission mode used for the UE to send the second paging message (eg, non-coverage enhanced transmission, or coverage enhancement used to cover enhanced transmission) Level), thereby clarifying the operational behavior of each entity in the LTE system, optimizing the resource utilization of the system, and ensuring effective coverage of the UE.
- coverage enhancement e.g, coverage enhancement, support coverage enhancement, supported maximum coverage enhancement level, etc.
- the MME sends a first paging message to the base station, and the first paging message includes the coverage enhancement information of the UE that is paged by the first paging message, and the base station sends the information from the MME.
- the first paging message may obtain the coverage enhancement information of the UE, and the base station may send the second paging message to the UE according to the coverage enhancement information of the UE, and the base station is based on the coverage of the UE when the second paging message is sent by the base station to the UE.
- the information is enhanced, so that the UE can normally receive the second paging message sent by the base station, and the effective coverage of the UE can be achieved.
- a method for transmitting a paging message provided by an embodiment may include the following steps:
- the MME acquires coverage enhancement information of the UE.
- the MME acquires coverage enhancement information of the UE to be paged by the MME.
- the MME may query the coverage enhancement information of the UE from the base station, or report the coverage enhancement information of the UE to the MME by the base station, and report the coverage enhancement information of the UE to the MME.
- the coverage enhancement information of the UE may be determined by the coverage enhancement information of the UE.
- the coverage enhancement information of the UE includes at least one of the following Or multiple content: UE needs coverage enhancement, UE does not need coverage enhancement, UE coverage enhancement level, UE repetition level, UE repetition number, UE retransmission times, UE spreading factor, UE narrowband size, The size of the UE's bundling interval, the number of consecutive attempts by the UE, and the power spectral density multiple of the UE.
- any information that directly or indirectly reflects (or distinguishes or embodies) channel quality, signal transmission quality, or signal strength can be used as coverage enhancement information, or any can directly or indirectly Information that reflects (or differentiates or embodies) different channel qualities, different signal transmission qualities, or different signal strengths can be used as coverage enhancement information.
- the coverage enhancement may be repeated transmission, spread spectrum transmission, retransmission, bundle time interval transmission, narrowband (such as subcarrier scheduling) transmission, ultra narrowband (such as bandwidth is tens of hertz to dozens of kilohertz) transmission, improve One or more of power spectral density transmission, relaxed demand transmission, and continuous attempted transmission.
- the MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, where the base station is in the tracking area where the UE is located.
- the MME may parse the requirement for the coverage enhancement of the UE, so that the MME may determine whether the UE is tracking according to the requirement of the coverage enhancement by the UE.
- the base station in the area sends the first paging message, and determining whether to send the first paging message according to the requirement of the coverage enhancement by the UE can satisfy the requirement of the coverage enhancement by the UE.
- the MME needs to determine whether to send the first paging message for each base station in the tracking area of the paging UE.
- the MME may determine whether to send the first paging message for the base station according to the coverage enhancement information of the UE, and may have multiple implementation manners.
- the step MME determines, according to the coverage enhancement information of the UE, whether to send the first paging message to the base station, including:
- the coverage enhancement information of the UE indicates that the UE needs the coverage enhancement, and the MME determines that the first paging message is sent by the base station, where the first paging message includes: coverage enhancement information of the UE;
- the method for transmitting the paging message may further include the following steps:
- the MME sends a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE.
- the MME learns that the UE needs the coverage enhancement by using the coverage enhancement information of the UE, and the MME may determine that the first paging message is sent by the base station in the tracking area where the UE is located.
- the first paging message sent by the MME to the base station includes the coverage enhancement information of the UE acquired by the MME, in addition to the signaling required for the paging. Then, the base station can parse the coverage enhancement information of the UE sent by the MME by using the first paging message received from the MME.
- the method for transmitting a paging message may further include the following steps:
- the MME receives the coverage enhancement information of the base station sent by the base station.
- the base station reports the coverage enhancement information of the base station to the MME, so that the MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the base station reported by the base station.
- the coverage enhancement information of the base station may include at least one or more of the following: the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, and the maximum coverage enhancement supported by the base station.
- Level number of coverage enhancement levels supported by the base station, coverage enhancement level index supported by the base station, repetition level supported by the base station, maximum repetition level supported by the base station, number of repetitions supported by the base station, maximum number of repetitions supported by the base station, number of retransmissions supported by the base station.
- the coverage enhancement of the base station may be performed by the base station for repeated transmission, spread spectrum transmission, retransmission, bundle time interval transmission, narrowband (such as subcarrier scheduling) transmission, and ultra narrowband (such as bandwidth of several tens of hertz to ten thousand kilohertz).
- the eNB sends its own coverage enhancement information to the MME, so that the MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the base station, thereby optimizing resource utilization of the LTE system.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which specifically includes the following steps:
- the MME determines that the first paging message is sent by the base station, where the first paging message includes: coverage enhancement information of the UE;
- the step H1 MME determines that after the first paging message is sent by the base station, the present
- the method for transmitting a paging message provided by the embodiment of the invention may further include the following steps:
- the MME sends a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which specifically includes the following steps:
- the MME determines not to send the first paging message for the base station.
- the MME determines that the UE needs coverage enhancement by using the coverage enhancement information of the UE, and the MME determines that the base station cannot support coverage enhancement from the coverage enhancement information of the base station reported by the base station. In this case, the MME may not perform the base station.
- the first paging message is sent to the base station that does not support the coverage enhancement, and the first paging message is sent to the base station that supports the coverage enhancement.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which specifically includes the following steps:
- the MME determines to send the first paging message for the base station, and the first paging message does not include the coverage enhancement information of the UE.
- the MME determines that the UE needs coverage enhancement by using the coverage enhancement information of the UE, and the MME determines that the base station cannot support coverage enhancement from the coverage enhancement information of the base station reported by the base station.
- the MME may send the base station to send
- the first paging message is determined by not including the coverage enhancement information of the UE in the first paging message, and the MME sends the first paging message that does not include the coverage enhancement information of the UE to the base station that does not support the coverage enhancement.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which specifically includes the following steps:
- the MME determines to send the first paging message to the base station, where the first paging message includes: Coverage enhancement information;
- the method for transmitting the paging message may further include the following steps:
- the MME sends a first paging message to the base station.
- the MME may also send the first paging message to the base station. That is to say, the MME may not send the first paging message if the first condition is not met.
- the first condition may be greater than a predetermined specific value, for example, 1, 0, -1, etc., and the first condition may be equal to a predetermined specific value and less than a predetermined specific value.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which specifically includes the following steps:
- the MME determines not to transmit the first paging message for the base station.
- the method for transmitting a paging message may further include one or more of the following steps:
- the MME receives terminal support information of the base station sent by the base station.
- the MME obtains terminal information sent by the UE to be paged.
- the step MME determines whether to send the first paging message to the base station according to the coverage enhancement information of the UE, which may include the following steps:
- the MME determines not to send the first paging message to the base station;
- the MME determines to send the first paging message to the base station.
- the terminal information indicates: a class of the terminal, and/or information of a low-cost technology supported by the terminal, and/or service information supported by the terminal.
- the terminal support information of the base station includes: a terminal class of the UE supported by the base station, and/or low-cost information of the UE supported by the base station, and/or service information of the UE supported by the base station. That is, the terminal support information of the base station can determine what type of terminal the base station supports, and which low-cost information and service information is supported by the base station. If the base station does not support the UE at all, the MME can determine not to send the first paging message for the base station.
- the base station may further send the terminal support information of the base station to the MME, so that the MME can acquire the UEs supported by the base station, and which low-cost information and service information are supported by the MME.
- Step J2 or J3 is performed in accordance with the terminal support information of the base station.
- the base station may notify the MME whether the base station supports coverage enhancement information, and/or the base station notifies the MME of the maximum coverage enhancement level information that the base station can support. For example, after the MME learns whether the base station can support the coverage enhancement information, the first paging message including the coverage enhancement information of the UE may not be sent to the base station that does not support the coverage enhancement, thereby reducing resource overhead and improving resource utilization efficiency. That is, after the MME knows whether the base station can support the coverage enhancement information, only the first paging message that does not include the coverage enhancement information of the UE may be sent to the base station that does not support the coverage enhancement.
- the MME may send a first paging message including coverage enhancement information to a base station that supports coverage enhancement, or may send a first paging message that does not include coverage enhancement information to a base station that supports coverage enhancement.
- the MME may send the first paging message associated with the UE to be paged only to the supported category n.
- the base station of the UE That is, the MME does not send the first paging message associated with the UE of the category n to the base station that cannot support the category n UE. This can reduce the information transmission overhead of the base station and the MME, save resources, and reduce device power consumption.
- the MME does not send the first paging message associated with the UE to be paged to the base station. If the terminal support information of the base station indicates that the service type supported by the base station does not include the service type used by the UE to be paged, the MME does not send the first paging message associated with the UE to be paged to the base station.
- a specific embodiment is given below:
- the base station 3 does not support the paging of the UE of the category 0.
- the base station 1 and the base station 2 each notify the MME of the information of the UE supporting the category 0, and the base station 3 notifies the MME of the information of the UE that does not support the category 0.
- the MME sends the first paging message associated with the UE1 to the base station 1 and the base station 2, and the MME does not send the first page associated with the UE1.
- the message is sent to the base station 3.
- the MME after the MME learns the information about the maximum coverage enhancement level that the base station can support, if the MME gives the coverage enhancement information of the UE indicated by the coverage enhancement information of the UE included in the first paging message of the base station, The difference of the maximum coverage enhancement level that the base station can support satisfies When the first condition is determined, the MME sends the first paging message to the base station, thereby reducing resource overhead and improving resource utilization efficiency.
- the MME learns the information of the maximum coverage enhancement level that can be supported by the base station, if the MME gives the coverage enhancement information indicated by the coverage enhancement information included in the PAGING message of the base station, the difference between the coverage enhancement level of the UE and the maximum coverage enhancement level that the base station can support.
- the MME does not send the first paging message to the base station, thereby reducing resource overhead and improving resource utilization efficiency.
- the MME can determine whether to send the first paging message to the base station according to the coverage enhancement information of the UE and the coverage enhancement information of the base station, and the MME can support the coverage enhancement according to the base station (not supported).
- Coverage enhancement, support coverage enhancement, supported maximum coverage enhancement level, etc.) to determine whether to send the first paging message so that the base station can adopt the appropriate transmission mode (non-coverage enhanced transmission, or coverage enhancement level used to cover enhanced transmission) Therefore, the operation behavior of each entity of the system is clarified, thereby reducing the signaling overhead between the base station and the MME, thereby avoiding unnecessary PAGING message transmission between the MME and the base station, saving system resources and improving resource utilization efficiency.
- the resource utilization of the system and the transmission of paging messages are optimized.
- the method for transmitting the paging message of the present invention is described above from the base station side and the MME side.
- another method for transmitting a paging message according to the embodiment of the present invention can be applied to the UE, as shown in FIG.
- the method for transmitting a paging message provided by an embodiment of the present invention may include the following steps:
- the UE reports the coverage enhancement information of the UE to the base station or the MME.
- the UE first reports its own coverage enhancement information to the base station or the MME. For example, the UE reports the coverage enhancement information of the UE to the base station through the access layer signaling. After receiving the coverage enhancement information of the UE, the base station further performs the coverage enhancement information. The coverage enhancement information of the UE may be reported to the MME. For example, the base station notifies the MME of the coverage enhancement information of the UE through the X2 interface. In addition, the UE may further transparently transmit the coverage enhancement information of the UE to the MME through the base station.
- the coverage enhancement information of the UE includes at least one or more of the following: the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, and the UE.
- any embodiment of the present invention can directly or indirectly reflect (or Information that distinguishes or embodies channel quality, signal transmission quality, or signal strength can be used as coverage enhancement information, or any that directly or indirectly reflects (or differentiates or embodies) different channel qualities, different signal transmission qualities, or different signal strengths.
- the information can be used as coverage enhancement information.
- the coverage enhancement of the UE may be repeated transmission, spread spectrum transmission, retransmission, bundle time interval transmission, narrowband (such as subcarrier scheduling) transmission, and ultra narrowband (such as bandwidth of several tens of hertz to ten thousand kilohertz).
- narrowband such as subcarrier scheduling
- ultra narrowband such as bandwidth of several tens of hertz to ten thousand kilohertz.
- the coverage enhancement information of the UE may indicate whether coverage enhancement is required (or supported) or not (or is not supported).
- the coverage enhancement information has 1 bit, where a bit status of 0 indicates that no coverage enhancement is required, and a 1 indicates that coverage enhancement is required.
- the coverage enhancement information may indicate one of coverage enhancement level (or level), number of repetitions, number of retransmissions, spreading factor, narrowband size, size of the bundle interval, number of attempts, and multiple of power spectral density. kind or more.
- the coverage enhancement information may indicate one or more of different coverage enhancement level resources (one or more of time resources, frequency resources, codeword resources, and power resources) and resource indexes of different coverage enhancement levels. .
- the coverage enhancement information has 2 bits, where a bit status of 00 indicates that no coverage enhancement is required, a 01 indicates that coverage enhancement level 1 is required, a 10 indicates that coverage enhancement level 2 is required, and 11 indicates that coverage enhancement level 3 is required.
- the coverage enhancement information has 2 bits, where the bit status is 00 indicating that no coverage enhancement is required, 01 indicates that a low coverage enhancement level is required, 10 indicates a required coverage enhancement level, and 11 indicates that a high coverage enhancement is required. grade.
- the coverage enhancement information has m bits, and m is a positive integer greater than 1, where the first bit indicates whether coverage enhancement is required, and the second bit to the mth bit indicate the level to be used when coverage enhancement is required.
- the coverage enhancement level may be a coverage enhancement level of a physical random access channel (PRACH) used by the UE after performing random access.
- the coverage enhancement level may also be the coverage enhancement level of the PRACH adopted by the UE after completing the most recent random access.
- the coverage enhancement level may also be the coverage enhancement level used by the UE to transmit or receive a predefined reference channel.
- the coverage enhancement level is a coverage enhancement level at which the base station informs the UE to receive the second paging message.
- the UE may determine one coverage enhancement level as the coverage enhancement level for receiving the second paging message in the coverage enhancement level configured by the cell specific (cell name).
- the method for transmitting a paging message may further include the following steps:
- the UE does not need the coverage enhancement, the UE does not need the coverage enhancement to carry the UE in the coverage enhancement information of the UE. If the UE needs the coverage enhancement, the UE needs to cover the coverage enhancement information of the UE. Enhanced.
- the step K1UE determines whether the UE needs coverage enhancement, and may have multiple implementation manners.
- the UE determines whether the reference signal received power (RSRP) of the UE is greater than the first threshold. If the RSRP is greater than or equal to the first threshold, it is determined that the UE does not need to be enhanced. If the RSRP is smaller than the first threshold, the UE needs to be determined. Coverage enhancement;
- the UE determines whether the path loss of the UE is less than the second threshold, and if the path loss is less than the second threshold, determining that the UE does not need coverage enhancement, and if the path loss is greater than or equal to the second threshold, determining that the UE needs coverage enhancement;
- the UE determines whether the detection of the physical random access channel by the UE meets the preset second condition. If the detection of the physical random access channel satisfies the preset second condition, determining that the UE does not need coverage enhancement, if the physical random is The detection of the access channel does not satisfy the preset second condition, and determines that the UE needs coverage enhancement;
- the UE determines whether the UE completes the random access procedure to meet the preset third condition. If the UE completes the random access procedure and satisfies the preset third condition, it is determined that the UE does not need coverage enhancement, and if the UE completes the random access procedure, the UE does not satisfy the random access procedure.
- the preset third condition determines that the UE needs coverage enhancement.
- the UE may move.
- the UE needs to send the updated coverage enhancement information to the MME and/or the base station, and the UE may initiate random access and report a new coverage enhancement.
- the first threshold is specified. If the RSRP measured by the UE is greater than the threshold, it indicates that the UE does not need coverage enhancement, and the second threshold may be set. If the path loss measured by the UE is less than the second threshold, it indicates that the UE does not need to be enhanced. . If the RSRP measured by the UE is less than the first threshold (or the path loss is greater than the second threshold), it indicates that the UE needs coverage enhancement.
- the second condition may be set to be greater than a specific duration or greater than a specific number of times, specifying a timer if the UE detects a specific channel (such as PRACH) or completes a specific process (such as a random access procedure). Less than the maximum timing of the timer means that the UE does not need coverage enhancement.
- a counter is specified if the UE detects a specific channel (such as PRACH) or The number of times a particular process (such as a random access procedure) is less than the maximum count of the counter indicates that the UE does not require coverage enhancement.
- the UE detects a specific channel (such as a PRACH) or completes a specific process (such as a random access procedure) that is greater than or equal to the time set by the timer (or the maximum timing of the timer), it indicates that the UE needs coverage enhancement, if the UE detects a specific The number of times a channel (such as PRACH) or a specific process (such as a random access procedure) is completed is greater than or equal to the number of times the counter is set (or the maximum number of counters), indicating that the UE needs coverage enhancement.
- a specific channel such as a PRACH
- a specific process such as a random access procedure
- the UE receives, by the base station, a paging message sent by the UE according to the coverage enhancement information of the UE.
- the UE receives the paging message sent by the base station.
- the paging message described in this embodiment is the second paging message sent by the base station in the foregoing embodiment, and the base station can determine that the UE enhances coverage by using the acquired coverage enhancement information of the UE.
- the base station may send the second paging message according to the requirement of the coverage enhancement by the UE.
- the second paging message sent according to the requirement of the coverage enhancement by the UE may meet the requirement of the coverage enhancement by the UE, so The UE can normally receive the second paging message.
- the method for sending a paging message may further include the following steps:
- the UE acquires coverage enhancement information of the base station from the broadcast message of the base station;
- the step 302 receives the paging message sent by the base station to the UE according to the coverage enhancement information of the UE, including:
- the UE when the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE, the UE receives the paging message sent by the base station according to the coverage enhancement level of the UE; or
- the UE receives the paging message sent by the base station according to the maximum coverage enhancement level supported by the base station;
- the UE receives the paging message sent by the base station in a non-coverage enhanced manner.
- the UE can obtain the coverage enhancement information of the base station from the broadcast message, and the coverage enhancement information of the base station indicates whether the base station supports the coverage enhancement and the maximum coverage enhancement level that the base station can support. If the base station itself does not support coverage enhancement, step L4 is performed. If the base station also supports the coverage enhancement, the UE compares the coverage enhancement level of the UE with the maximum coverage enhancement level supported by the base station, so as to perform step L2 or step L3. For step L2 and step L3, the following may also be described as follows. step:
- the coverage enhancement level of the UE indicated by the coverage enhancement information of the UE is 3, and the maximum coverage enhancement level supported by the base station is 1. Since the base station cannot support the coverage enhancement level 3, the UE receives the paging sent by the base station according to the coverage enhancement level 1. Message.
- the method for sending a paging message may further include the following steps:
- the M1 the UE acquires the coverage enhancement information of the base station from the broadcast message of the base station;
- the step 302 receives the paging message sent by the base station to the UE according to the coverage enhancement information of the UE, including:
- the UE when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, the UE does not receive the paging message sent by the base station;
- Step 302 The UE receives a paging message sent by the base station to the UE according to the coverage enhancement information of the UE, specifically:
- the UE receives the paging message sent by the base station.
- the first condition may be greater than a predetermined specific value, for example, 1, 0, -1, etc., and the first condition may be equal to a predetermined specific value and less than a predetermined specific value.
- the first condition may be set to be greater than 2, assuming that the maximum coverage enhancement level supported by the base station is 1, and the coverage enhancement level of the UE is 2, the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE. The value is 1, and according to the set first condition (greater than 2), then obviously 1 ⁇ 2, the first condition cannot be satisfied, in which case the UE may not receive the paging message sent by the base station.
- the UE may receive the paging message sent by the base station.
- the paging message sent by the UE to the base station is specifically referred to as the implementation manner described in the foregoing step L2 or L3, and details are not described herein again.
- the method for sending a paging message may further include the following steps:
- the UE reports its own terminal information to the base station and/or the MME.
- the terminal information may specifically indicate: a category of the terminal, and/or information of a low-cost technology supported by the terminal, and/or service information supported by the terminal.
- the base station and/or the MME can determine the category of the terminal, which low-cost information and service information the terminal uses. If the base station does not support the UE at all, the base station may not transmit the second paging message. If the base station does not support the UE at all, the MME may not send the first paging message.
- the low-cost technology may be: bandwidth reduction, peak data rate reduction, single receiving antenna, reduced complexity, half-duplex, reduced transmission mode, and reduced transmission power of user equipment.
- the type of service can be a machine type service, and/or a low latency service, and/or a low power service.
- the base station is configured according to the coverage enhancement information of the UE when the paging message is sent by the base station to the UE, so that the UE can normally receive the paging message sent by the base station, and can implement the paging message sent by the base station. Effective coverage. Further, the UE may receive the paging message sent by the base station in an appropriate manner according to the coverage enhancement information of the base station and the coverage enhancement information of the UE, thereby avoiding the inconsistency between the sending and receiving of the paging message between the UE and the base station. It saves system resources and improves resource utilization efficiency.
- FIG. 4 is a schematic diagram of an interaction process between an MME, a UE, and a base station according to an embodiment of the present invention, which may include the following steps:
- S1 The UE reports the coverage enhancement information of the UE to the MME.
- the base station reports the coverage enhancement information of the base station to the MME.
- the MME determines, according to the coverage enhancement information of the UE and the coverage enhancement information of the base station, whether to send the first paging message to the base station.
- the MME sends a first paging message to the base station, where the first paging message includes coverage enhancement information of the UE.
- the base station sends a second paging message to the UE according to the coverage enhancement information of the UE.
- the UE receives a second paging message that is sent by the base station to the UE according to the coverage enhancement information of the UE.
- the MME sends a first paging message to the base station, and the first paging message includes coverage enhancement information of the UE that is paged by the first paging message, and the base station sends the information from the MME.
- the first paging message may acquire coverage enhancement information of the UE.
- the base station may send the second paging message to the UE according to the coverage enhancement information of the UE, and the base station is performed according to the coverage enhancement information of the UE, because the base station sends the second paging message to the UE, so that the UE can normally receive the base station to send.
- the second paging message can achieve effective coverage of the UE.
- a base station 500 may include: a receiving module 501, a sending module 502, where
- the receiving module 501 is configured to receive a first paging message sent by the mobility management entity MME, where the first paging message includes: coverage enhancement information of the user equipment UE that is paged by the first paging message;
- the sending module 502 is configured to send a second paging message to the UE according to the coverage enhancement information of the UE.
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement; and the sending module 502 is specifically configured to: according to the manner that the base station supports the coverage enhancement when the base station determines that it supports the coverage enhancement. Sending a second paging message to the UE; or, when the base station determines that it does not support coverage enhancement, sending a second paging cancellation to the UE according to a non-coverage enhanced manner interest.
- the sending module 502 is specifically configured to send a second paging message to the UE according to a maximum coverage enhancement level or a minimum coverage enhancement level supported by the UE.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE
- the sending module 502 is specifically configured to: when the base station supports a maximum coverage enhancement level greater than or equal to the UE
- the coverage enhancement level is set, the second paging message is sent to the UE according to the coverage enhancement level of the UE; or when the maximum coverage enhancement level supported by the base station is smaller than the coverage enhancement level of the UE, according to its own support
- the maximum coverage enhancement level is that the UE sends the second paging message; or, when the base station determines that it does not support the coverage enhancement, the second paging message is sent to the UE in a non-coverage enhanced manner.
- the coverage enhancement information of the UE indicates a coverage enhancement level of the UE, as shown in FIG. 5-b.
- the base station 500 further includes: a processing module 503, configured to: when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, Sending, by the UE, a second paging message;
- the sending module 502 is specifically configured to: when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE meets a preset first condition, according to the coverage enhancement information of the UE The UE sends a second paging message.
- the receiving module 501 is further configured to receive coverage enhancement information of the UE reported by the UE;
- the receiving module 501 is further configured to receive coverage enhancement information of the UE, where the sending module 502 is further configured to report coverage enhancement information of the UE to the MME.
- the sending module 502 is further configured to send coverage enhancement information of the base station to the MME.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a binding interval of the UE, The number of consecutive attempts by the UE, and the increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- the MME sends a first paging message to the base station, and the first paging message includes the coverage enhancement information of the UE that is paged by the first paging message.
- the base station may obtain the coverage enhancement information of the UE by using the first paging message sent by the MME, and the base station may send the second paging message to the UE according to the coverage enhancement information of the UE, when the base station sends the second paging message to the UE. It is performed according to the coverage enhancement information of the UE, so that the UE can normally receive the second paging message sent by the base station, and can effectively cover the UE.
- an MME 600 may include: an obtaining module 601, a determining module 602, where
- the determining module 602 is configured to determine, according to the coverage enhancement information of the UE, whether to send a first paging message to the base station, where the base station is located in a tracking area where the UE is located.
- the determining module 602 specifically, that the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, determining that the first paging message is sent by the base station,
- the call message includes: coverage enhancement information of the UE;
- the MME 600 further includes: a sending module 603, configured to send a first paging message to the base station, where the first paging message includes : coverage enhancement information of the UE.
- the MME 600 further includes: a receiving module 604, configured to receive the sending by the base station, with respect to the MME as shown in FIG. Said Coverage enhancement information for the base station.
- the determining module 602 is specifically configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, and the coverage enhancement information of the base station indicates that the base station supports coverage enhancement, Determining to send a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE;
- the sending module 603 is configured to send, by the determining module, the first paging message to the base station after the first paging message is sent by the base station, where the first paging message includes: coverage enhancement information of the UE .
- the determining module 602 is specifically configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, and the coverage enhancement information of the base station indicates that the base station does not support coverage enhancement. And determining not to send the first paging message for the base station.
- the determining module 602 is specifically configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, and the coverage enhancement information of the base station indicates that the base station does not support coverage enhancement. Determining to send a first paging message to the base station, where the first paging message does not include coverage enhancement information of the UE.
- the determining module 602 is specifically configured to: when a difference between a maximum coverage enhancement level supported by the base station and a coverage enhancement level of the UE meets a preset first condition, Determining to send a first paging message to the base station, where the first paging message includes: coverage enhancement information of the UE;
- the sending module 603 is configured to send a first paging message to the base station.
- the determining module 602 is specifically configured to: when a difference between a maximum coverage enhancement level supported by the base station and a coverage enhancement level of the UE does not satisfy a preset first condition, And determining not to send the first paging message for the base station.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station includes at least one of the following Or a variety of content:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- the MME can determine whether to send the first paging message to the base station according to the coverage enhancement information of the UE and the coverage enhancement information of the base station.
- the MME may determine whether to send the first paging message according to the degree of support of the base station for coverage enhancement (not supporting coverage enhancement, supporting coverage enhancement, supported maximum coverage enhancement level, etc.), so that the base station can adopt an appropriate transmission mode (non-coverage enhancement). Transmitting, or covering the coverage enhancement level used in the enhanced transmission), thereby clarifying the operational behavior of each entity of the system, thereby reducing the signaling overhead between the base station and the MME, thereby avoiding unnecessary PAGING messages between the MME and the base station. Transmission saves system resources and improves resource utilization efficiency. The resource utilization of the system and the transmission of paging messages are optimized.
- a UE 700 may include: a sending module 701, a receiving module 702, where
- the sending module 701 is configured to report the coverage enhancement information of the UE to the base station or the mobility management entity MME.
- the receiving module 702 is configured to receive, by the base station, a paging message sent by the base station according to the coverage enhancement information of the UE.
- the UE 700 further includes: an obtaining module 703, configured to acquire coverage enhancement information of the base station from a broadcast message of the base station;
- the receiving module 702 is specifically configured to: when the maximum coverage enhancement level supported by the base station is greater than or equal to the coverage enhancement level of the UE, receive the paging message sent by the base station according to the coverage enhancement level of the UE; Or, when the maximum coverage enhancement level supported by the base station is smaller than the coverage enhancement level of the UE, receiving a paging message sent by the base station according to a maximum coverage enhancement level supported by the base station; or, when the base station does not support Receive coverage in a non-coverage enhanced manner when coverage is enhanced The paging message sent by the base station.
- the UE 700 further includes: an obtaining module 703, and a processing module 704, with respect to the UE shown in FIG.
- An obtaining module 703, configured to acquire coverage enhancement information of the base station from a broadcast message of the base station;
- the processing module 704 is configured to not receive the paging message sent by the base station when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not meet the preset first condition;
- the receiving module 702 is specifically configured to: when the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE meets a preset first condition, receive a paging message sent by the base station .
- the UE 700 further includes a determining module 705 for the sending module 701 to the UE as shown in FIG.
- a determining module 705 for the sending module 701 to the UE as shown in FIG.
- the base station or the mobility management entity MME reports the coverage enhancement information of the UE, it is determined whether the UE needs coverage enhancement. If the UE does not need coverage enhancement, carrying the UE in the coverage enhancement information of the UE does not require coverage enhancement. If the UE needs coverage enhancement, carrying the UE in the coverage enhancement information of the UE requires coverage enhancement.
- the determining module 705 is specifically configured to determine whether the reference signal received power RSRP of the UE is greater than a first threshold. If the RSRP is greater than or equal to the first threshold, it is determined that the UE does not need coverage enhancement. If the RSRP is less than the first threshold, it is determined that the UE needs coverage enhancement. Or determining whether the path loss of the UE is less than a second threshold, and if the path loss is less than the second threshold, determining that the UE does not need coverage enhancement. If the path loss is greater than or equal to the second threshold, it is determined that the UE needs coverage enhancement. Or determining whether the detection of the physical random access channel by the UE meets a preset second condition.
- the detection of the physical random access channel satisfies the preset second condition, it is determined that the UE does not need coverage enhancement. If the detection of the physical random access channel does not satisfy the preset second condition, it is determined that the UE needs coverage enhancement. Or determining whether the UE completes the random access procedure meets a preset third condition. If the UE completes the random access procedure to meet the preset third condition, it is determined that the UE does not need coverage enhancement. If the UE completes the random access procedure and does not satisfy the preset third condition, determining that the UE needs to be covered Enhanced.
- the coverage enhancement information of the UE includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the base station is configured according to the coverage enhancement information of the UE when the paging message is sent by the base station to the UE, so that the UE can normally receive the paging message sent by the base station, and can implement the paging message sent by the base station. Effective coverage. Further, the UE may receive the paging message sent by the base station in an appropriate manner according to the coverage enhancement information of the base station and the coverage enhancement information of the UE, thereby avoiding the inconsistency between the sending and receiving of the paging message between the UE and the base station. It saves system resources and improves resource utilization efficiency.
- the embodiment of the present invention further provides a computer storage medium, wherein the computer storage medium stores a program, and the program executes some or all of the steps described in the foregoing method embodiments.
- the base station 800 includes:
- the input device 801, the output device 802, the processor 803, and the memory 804 (wherein the number of processors 803 in the base station 800 may be one or more, and one processor in FIG. 8 is taken as an example).
- the input device 801, the output device 802, the processor 803, and the memory 804 may be connected by a bus or other means, wherein the bus connection is taken as an example in FIG.
- the processor 803 is configured to perform the following steps:
- the input device 801 Receiving, by the input device 801, the first paging message sent by the mobility management entity MME, where the first paging message includes: coverage enhancement information of the user equipment UE that is paged by the first paging message;
- the second paging message is sent to the UE by the output device 802 according to the coverage enhancement information of the UE.
- the coverage enhancement information of the UE stored in the memory 804 indicates that the UE needs coverage enhancement
- the processor 803 is specifically configured to perform the following steps:
- the outputting device 802 sends the second paging message to the UE in a manner that the coverage is supported by the receiving device 802;
- the second paging message is sent to the UE by the output device 802 in a non-coverage enhanced manner.
- the processor 803 is specifically configured to perform the following steps:
- the second paging message is sent by the output device 802 to the UE according to a maximum coverage enhancement level or a minimum coverage enhancement level supported by itself.
- the coverage enhancement information of the UE stored in the memory 804 indicates a coverage enhancement level of the UE
- the processor 803 is specifically configured to perform the following steps:
- the second paging message is sent to the UE by the output device 802 according to the coverage enhancement level of the UE;
- the second paging message is sent to the UE by the output device 802 according to the maximum coverage enhancement level supported by the base station;
- the second paging message is sent to the UE by the output device 802 in a non-coverage enhanced manner.
- the coverage enhancement information of the UE stored in the memory 804 indicates the coverage enhancement level of the UE; the processor 803 is further configured to perform the following steps:
- the output device 802 sends the first information to the UE according to the coverage enhancement information of the UE. Two paging messages.
- the processor 803 is further configured to: perform, by using the input device 801, before sending the second paging message to the UE according to the coverage enhancement information of the UE.
- the coverage enhancement information of the UE that is reported by the UE is received; or the coverage enhancement information of the UE is received by the input device 801, and the coverage enhancement information of the UE is reported to the MME by the output device 802.
- the processor 803 is further configured to: send the coverage enhancement information of the base station to the MME by using the input device 801 before receiving the first paging message sent by the mobility management entity MME .
- the coverage enhancement information of the UE stored in the memory 804 includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station stored in the memory 804 includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- the MME sends a first paging message to the base station, and the first paging message includes the coverage enhancement information of the UE that is paged by the first paging message, and the base station sends the information from the MME.
- the first paging message may obtain the coverage enhancement information of the UE, and the base station may send the second paging message to the UE according to the coverage enhancement information of the UE, and the base station is based on the coverage of the UE when the second paging message is sent by the base station to the UE.
- the information is enhanced, so that the UE can normally receive the second paging message sent by the base station, and the effective coverage of the UE can be achieved.
- the MME 900 includes:
- the input device 901, the output device 902, the processor 903, and the memory 904 (wherein the number of processors 903 in the MME 900 may be one or more, and one processor in FIG. 9 is taken as an example).
- the input device 901, the output device 902, the processor 903, and the memory 904 may be connected by a bus or other means, wherein the bus connection is taken as an example in FIG.
- the processor 903 is configured to perform the following steps:
- the coverage enhancement information of the UE stored in the memory 904 indicates that the UE needs coverage enhancement
- the processor 903 is specifically configured to perform the following steps:
- the processor 903 is further configured to: after determining to send the first paging message to the base station, send, by using the output device 902, a first paging message, where the first paging message includes: The coverage enhancement information of the UE.
- the processor 903 is further configured to: determine, according to the coverage enhancement information, whether to receive, by using the input device 901, the sending by the base station before sending, by the base station, the first paging message Coverage enhancement information for the base station.
- the processor 903 is specifically configured to: when the coverage enhancement information of the UE indicates that the UE needs coverage enhancement, and the coverage enhancement information of the base station indicates that the base station supports coverage enhancement Determining, sending, by the base station, a first paging message, where the first paging message includes: coverage enhancement information of the UE;
- the processor 903 is further configured to: after determining to send the first paging message to the base station, send, by using the output device 902, a first paging message, where the first paging message includes: The coverage enhancement information of the UE.
- the processor 903 is specifically configured to perform the following steps:
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement and the coverage enhancement information of the base station indicates that the base station does not support coverage enhancement, it is determined that the first paging message is not sent by the base station.
- the processor 903 is specifically configured to perform the following steps:
- the coverage enhancement information of the UE indicates that the UE needs coverage enhancement and the coverage enhancement information of the base station indicates that the base station does not support coverage enhancement, determining to send a first paging message to the base station, the first homing The call message does not include coverage enhancement information of the UE.
- the processor 903 is specifically configured to perform the following steps:
- the first paging message includes: coverage enhancement information of the UE;
- the processor 903 is further configured to: after determining to send the first paging message to the base station, send, by using the output device 903, the first paging message to the base station.
- the processor 903 is specifically configured to perform the following steps:
- the base station When the difference between the maximum coverage enhancement level supported by the base station and the coverage enhancement level of the UE does not satisfy the preset first condition, it is determined that the first paging message is not sent by the base station.
- the coverage enhancement information of the UE stored in the memory 904 includes at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the coverage enhancement information of the base station stored in the memory 904 includes at least one or more of the following:
- the base station supports coverage enhancement, the base station does not support coverage enhancement, the coverage enhancement level supported by the base station, the maximum coverage enhancement level supported by the base station, the number of coverage enhancement levels supported by the base station, and the coverage supported by the base station.
- An enhanced level index a repetition level supported by the base station, a maximum repetition level supported by the base station, a repetition number supported by the base station, a maximum number of repetitions supported by the base station, a number of retransmissions supported by the base station, and the base station The maximum number of retransmissions supported, the maximum spreading factor supported by the base station, the minimum narrowband size supported by the base station, the maximum bundling interval supported by the base station, and the maximum increased power spectral density multiple supported by the base station.
- the MME can determine whether to send the first paging message to the base station according to the coverage enhancement information of the UE and the coverage enhancement information of the base station, and the MME can support the coverage enhancement according to the base station (not supported). Coverage enhancement, support coverage enhancement, support Maximum coverage enhancement level, etc.) to determine whether to send the first paging message, so that the base station can adopt the appropriate transmission mode (non-coverage enhanced transmission, or the coverage enhancement level used to cover the enhanced transmission), thereby clarifying the entities of the system.
- the operation behavior reduces the signaling overhead between the base station and the MME, thereby avoiding unnecessary PAGING message transmission between the MME and the base station, saving system resources and improving resource utilization efficiency.
- the resource utilization of the system and the transmission of paging messages are optimized.
- the UE 1000 includes:
- the input device 1001, the output device 1002, the processor 1003, and the memory 1004 (wherein the number of processors 1003 in the UE 1000 may be one or more, and one processor in FIG. 10 is taken as an example).
- the input device 1001, the output device 1002, the processor 1003, and the memory 1004 may be connected by a bus or other means, wherein the connection through the bus is taken as an example in FIG.
- the processor 1003 is configured to perform the following steps:
- the coverage enhancement information of the UE is reported to the base station or the mobility management entity MME by the output device 1002;
- the processor 1003 is further configured to: obtain, after receiving, a paging message sent by the base station to the UE according to the coverage enhancement information of the UE, obtain, by the base station, a broadcast message from the base station Coverage enhancement information of the base station;
- the processor 1003 is specifically configured to perform the following steps:
- the paging message sent by the base station is received by the input device 1001 according to the maximum coverage enhancement level supported by the base station;
- the paging message sent by the base station is received by the input device 1001 in a non-coverage enhanced manner.
- the processor 1003 is further configured to perform the following steps: from the Obtaining coverage enhancement information of the base station in a broadcast message of the base station;
- the processor 1003 is specifically configured to perform the following steps:
- the paging message sent by the base station is received by the input device 1001.
- the processor 1003 is further configured to: before reporting, by the base station or the mobility management entity, the coverage enhancement information of the UE, whether the UE needs coverage enhancement, if The UE does not need coverage enhancement, and the UE does not need coverage enhancement to carry the UE in the coverage enhancement information of the UE. If the UE needs coverage enhancement, the UE carries the coverage enhancement information of the UE. The UE needs coverage enhancement.
- the processor 1003 is specifically configured to perform the following steps:
- the coverage enhancement message of the UE stored in the memory 1004 Interest including at least one or more of the following:
- the UE needs coverage enhancement, the UE does not need coverage enhancement, the coverage enhancement level of the UE, the repetition level of the UE, the number of repetitions of the UE, the number of retransmissions of the UE, and the expansion of the UE. a frequency factor, a narrowband size of the UE, a size of a bundling interval of the UE, a number of consecutive attempts by the UE, and an increased power spectral density multiple of the UE.
- the base station is configured according to the coverage enhancement information of the UE when the paging message is sent by the base station to the UE, so that the UE can normally receive the paging message sent by the base station, and can implement the paging message sent by the base station. Effective coverage. Further, the UE may receive the paging message sent by the base station in an appropriate manner according to the coverage enhancement information of the base station and the coverage enhancement information of the UE, thereby avoiding the inconsistency between the sending and receiving of the paging message between the UE and the base station. It saves system resources and improves resource utilization efficiency.
- the device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be Physical units can be located in one place or distributed to multiple network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- the connection relationship between the modules indicates that there is a communication connection between them, and specifically, one or more communication buses or signal lines can be realized.
- the present invention can be implemented by means of software plus necessary general hardware, and of course, dedicated hardware, dedicated CPU, dedicated memory, dedicated memory, Special components and so on.
- functions performed by computer programs can be easily implemented with the corresponding hardware, and the specific hardware structure used to implement the same function can be various, such as analog circuits, digital circuits, or dedicated circuits. Circuits, etc.
- software program implementation is a better implementation in more cases.
- the technical solution of the present invention which is essential or contributes to the prior art, can be embodied in the form of a software product stored in a readable storage medium, such as a floppy disk of a computer.
- U disk mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), disk or optical disk, etc., including a number of instructions to make a computer device (may be A personal computer, server, or network device, etc.) performs the methods described in various embodiments of the present invention.
- a computer device may be A personal computer, server, or network device, etc.
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Abstract
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Claims (50)
- 一种寻呼消息的传输方法,其特征在于,包括:基站接收移动管理实体MME发送的第一寻呼消息,所述第一寻呼消息包括:所述第一寻呼消息所寻呼的用户设备UE的覆盖增强信息;所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息。
- 根据权利要求1所述的方法,其特征在于,所述UE的覆盖增强信息指示所述UE需要覆盖增强;所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息,包括:当所述基站确定自身支持覆盖增强时,所述基站按照自身支持的覆盖增强的方式为所述UE发送第二寻呼消息;或,当所述基站确定自身不支持覆盖增强时,所述基站按照非覆盖增强的方式为所述UE发送第二寻呼消息。
- 根据权利要求2所述的方法,其特征在于,所述基站按照自身支持的覆盖增强的方式为所述UE发送第二寻呼消息,包括:所述基站按照自身支持的最大覆盖增强等级或最小覆盖增强等级为所述UE发送第二寻呼消息。
- 根据权利要求1所述的方法,其特征在于,所述UE的覆盖增强信息指示所述UE的覆盖增强等级;所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息,包括:当所述基站支持的最大覆盖增强等级大于或等于所述UE的覆盖增强等级时,所述基站按照所述UE的覆盖增强等级为所述UE发送第二寻呼消息;或,当所述基站支持的最大覆盖增强等级小于所述UE的覆盖增强等级时,所述基站按照自身支持的最大覆盖增强等级为所述UE发送第二寻呼消息;或,当所述基站确定自身不支持覆盖增强时,所述基站按照非覆盖增强的方式为所述UE发送第二寻呼消息。
- 根据权利要求1所述的方法,其特征在于,所述UE的覆盖增强信息指示所述UE的覆盖增强等级;所述基站接收移动管理实体MME发送的第一寻呼消息之后,所述方法还包括:当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,所述基站不为所述UE发送第二寻呼消息;或,所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息,具体为:当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息。
- 根据权利要求1所述的方法,其特征在于,所述基站根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息之前,所述方法还包括:所述基站接收所述UE上报的所述UE的覆盖增强信息;或,所述基站接收所述UE的覆盖增强信息,所述基站向所述MME上报所述UE的覆盖增强信息。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:所述基站将所述基站的覆盖增强信息发送给所述MME。
- 根据权利要求1至7中任一项所述的方法,其特征在于,所述UE的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
- 根据权利要求7所述的方法,其特征在于,所述基站的覆盖增强信息,包括以下至少一种或者多种内容:所述基站支持覆盖增强、所述基站不支持覆盖增强、所述基站支持的覆盖增强等级、所述基站支持的最大覆盖增强等级、所述基站支持的覆盖增强等级数目、所述基站支持的覆盖增强等级索引、所述基站支持的重复级别、所述基站支持的最大重复级别、所述基站支持的重复次数、所述基站支持的最大重复次数、所述基站支持的重传次数、所述基站支持的最大重传次数、所述基站支持的最大扩频因子、所述基站支持的最小窄带大小、所述基站支持的最大捆绑时间间隔大小、所述基站支持的最大提高功率谱密度倍数。
- 一种寻呼消息的传输方法,其特征在于,包括:移动管理实体MME获取用户设备UE的覆盖增强信息;所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,所述基站处于所述UE所在的跟踪区域内。
- 根据权利要求10所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:所述UE的覆盖增强信息指示所述UE需要覆盖增强,所述MME确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME确定为所述基站发送第一寻呼消息之后,所述方法还包括:所述MME为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息。
- 根据权利要求10所述的方法,其特征在于,所述方法还包括:所述MME接收所述基站发送的所述基站的覆盖增强信息。
- 根据权利要求12所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站支持覆盖增强时,所述MME确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME确定为所述基站发送第一寻呼消息之后,所述方法还包括:所述MME为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息。
- 根据权利要求12所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站不支持覆盖增强时,所述MME确定不为所述基站发送第一寻呼消息。
- 根据权利要求12所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站不支持覆盖增强时,所述MME确定为所述基站发送第一寻呼消息,所述第一寻呼消息不包括所述UE的覆盖增强信息。
- 根据权利要求12所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,所述MME确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME确定为所述基站发送第一寻呼消息之后,所述方法还包括:所述MME为所述基站发送第一寻呼消息。
- 根据权利要求12所述的方法,其特征在于,所述MME根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,包括:当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,所述MME确定不为所述基站发送第一寻呼消息。
- 根据权利要求10至17中任一项所述的方法,其特征在于,所述UE的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
- 根据权利要求12至17中任一项所述的方法,其特征在于,所述基站的覆盖增强信息,包括以下至少一种或者多种内容:所述基站支持覆盖增强、所述基站不支持覆盖增强、所述基站支持的覆盖增强等级、所述基站支持的最大覆盖增强等级、所述基站支持的覆盖增强等级数目、所述基站支持的覆盖增强等级索引、所述基站支持的重复级别、所述基站支持的最大重复级别、所述基站支持的重复次数、所述基站支持的最大重复次数、所述基站支持的重传次数、所述基站支持的最大重传次数、所述基站支持的最大扩频因子、所述基站支持的最小窄带大小、所述基站支持的最大捆绑时间间隔大小、所述基站支持的最大提高功率谱密度倍数。
- 一种寻呼消息的传输方法,其特征在于,包括:用户设备UE向基站或移动管理实体MME上报所述UE的覆盖增强信息;所述UE接收所述基站根据所述UE的覆盖增强信息为所述UE发送的寻呼消息。
- 根据权利要求20所述的方法,其特征在于,所述方法还包括:所述UE从所述基站的广播消息中获取所述基站的覆盖增强信息;所述UE接收基站根据所述UE的覆盖增强信息为所述UE发送的寻呼消息,包括:当所述基站支持的最大覆盖增强等级大于或等于所述UE的覆盖增强等级时,所述UE按照所述UE的覆盖增强等级接收所述基站发送的寻呼消息;或,当所述基站支持的最大覆盖增强等级小于所述UE的覆盖增强等级时,所述UE按照所述基站支持的最大覆盖增强等级接收所述基站发送的寻呼消息;或,当所述基站不支持覆盖增强时,所述UE按照非覆盖增强的方式接收所述基站发送的寻呼消息。
- 根据权利要求20所述的方法,其特征在于,所述方法,还包括:所述UE从所述基站的广播消息中获取所述基站的覆盖增强信息;当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,所述UE不接收所述基站发送的寻呼消息;或,所述UE接收基站根据所述UE的覆盖增强信息为所述UE发送的寻呼消息,具体为:当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,所述UE接收所述基站发送的寻呼消息。
- 根据权利要求20所述的方法,其特征在于,所述UE向所述基站或移动管理实体MME上报所述UE的覆盖增强信息之前,所述方法还包括:所述UE确定所述UE是否需要覆盖增强,若所述UE不需要覆盖增强,所述UE在所述UE的覆盖增强信息中携带所述UE不需要覆盖增强,若所述UE需要覆盖增强,所述UE在所述UE的覆盖增强信息中携带所述UE需要覆盖增强。
- 根据权利要求23所述的方法,其特征在于,所述UE确定所述UE 是否需要覆盖增强,包括:所述UE确定所述UE的参考信号接收功率RSRP是否大于第一门限,若所述RSRP大于或等于所述第一门限,确定所述UE不需要覆盖增强,若所述RSRP小于所述第一门限,确定所述UE需要覆盖增强;或,所述UE确定所述UE的路径损耗是否小于第二门限,若所述路径损耗小于所述第二门限,确定所述UE不需要覆盖增强,若所述路径损耗大于或等于所述第二门限,确定所述UE需要覆盖增强;或,所述UE确定所述UE对所述物理随机接入信道的检测是否满足预置的第二条件,若对所述物理随机接入信道的检测满足预置的第二条件,确定所述UE不需要覆盖增强,若对所述物理随机接入信道的检测不满足预置的第二条件,确定所述UE需要覆盖增强;或,所述UE确定所述UE完成随机接入过程是否满足预置的第三条件,若所述UE完成随机接入过程满足预置的第三条件,确定所述UE不需要覆盖增强,若所述UE完成随机接入过程不满足预置的第三条件,确定所述UE需要覆盖增强。
- 根据权利要求20至24中任一项所述的方法,其特征在于,所述UE的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
- 一种基站,其特征在于,包括:接收模块,用于接收移动管理实体MME发送的第一寻呼消息,所述第一寻呼消息包括:所述第一寻呼消息所寻呼的用户设备UE的覆盖增强信息;发送模块,用于根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息。
- 根据权利要求26所述的基站,其特征在于,所述UE的覆盖增强信 息指示所述UE需要覆盖增强;所述发送模块,具体用于当所述基站确定自身支持覆盖增强时,按照自身支持的覆盖增强的方式为所述UE发送第二寻呼消息;或,当所述基站确定自身不支持覆盖增强时,按照非覆盖增强的方式为所述UE发送第二寻呼消息。
- 根据权利要求27所述的基站,其特征在于,所述发送模块,具体用于按照自身支持的最大覆盖增强等级或最小覆盖增强等级为所述UE发送第二寻呼消息。
- 根据权利要求26所述的基站,其特征在于,所述UE的覆盖增强信息指示所述UE的覆盖增强等级;所述发送模块,具体用于当所述基站支持的最大覆盖增强等级大于或等于所述UE的覆盖增强等级时,按照所述UE的覆盖增强等级为所述UE发送第二寻呼消息;或,当所述基站支持的最大覆盖增强等级小于所述UE的覆盖增强等级时,按照自身支持的最大覆盖增强等级为所述UE发送第二寻呼消息;或,当所述基站确定自身不支持覆盖增强时,按照非覆盖增强的方式为所述UE发送第二寻呼消息。
- 根据权利要求26所述的基站,其特征在于,所述UE的覆盖增强信息指示所述UE的覆盖增强等级,所述基站还包括:处理模块,用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,不为所述UE发送第二寻呼消息;或,所述发送模块,具体用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,根据所述UE的覆盖增强信息为所述UE发送第二寻呼消息。
- 根据权利要求26所述的基站,其特征在于,所述接收模块,还用于接收所述UE上报的所述UE的覆盖增强信息;或,所述接收模块,还用于接收所述UE的覆盖增强信息;所述发送模块,还用于向所述MME上报所述UE的覆盖增强信息。
- 根据权利要求26所述的基站,其特征在于,所述发送模块,还用于将所述基站的覆盖增强信息发送给所述MME。
- 根据权利要求26至32中任一项所述的基站,其特征在于,所述UE 的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
- 根据权利要求32所述的基站,其特征在于,所述基站的覆盖增强信息,包括以下至少一种或者多种内容:所述基站支持覆盖增强、所述基站不支持覆盖增强、所述基站支持的覆盖增强等级、所述基站支持的最大覆盖增强等级、所述基站支持的覆盖增强等级数目、所述基站支持的覆盖增强等级索引、所述基站支持的重复级别、所述基站支持的最大重复级别、所述基站支持的重复次数、所述基站支持的最大重复次数、所述基站支持的重传次数、所述基站支持的最大重传次数、所述基站支持的最大扩频因子、所述基站支持的最小窄带大小、所述基站支持的最大捆绑时间间隔大小、所述基站支持的最大提高功率谱密度倍数。
- 一种移动管理实体MME,其特征在于,包括:获取模块,用于获取用户设备UE的覆盖增强信息;确定模块,用于根据所述UE的覆盖增强信息确定是否为基站发送第一寻呼消息,所述基站处于所述UE所在的跟踪区域内。
- 根据权利要求35所述的MME,其特征在于,所述确定模块,具体用于所述UE的覆盖增强信息指示所述UE需要覆盖增强,确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME还包括:发送模块,用于所述确定模块确定为所述基站发送第一寻呼消息之后,为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息。
- 根据权利要求35所述的MME,其特征在于,所述MME还包括:接收模块,用于接收所述基站发送的所述基站的覆盖增强信息。
- 根据权利要求37所述的MME,其特征在于,所述确定模块,具体用于当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站支持覆盖增强时,确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME还包括:发送模块,用于所述确定模块确定为所述基站发送第一寻呼消息之后,为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息。
- 根据权利要求37所述的MME,其特征在于,所述确定模块,具体用于当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站不支持覆盖增强时,确定不为所述基站发送第一寻呼消息。
- 根据权利要求37所述的MME,其特征在于,所述确定模块,具体用于当所述UE的覆盖增强信息指示所述UE需要覆盖增强且所述基站的覆盖增强信息指示所述基站不支持覆盖增强时,确定为所述基站发送第一寻呼消息,所述第一寻呼消息不包括所述UE的覆盖增强信息。
- 根据权利要求37所述的MME,其特征在于,所述确定模块,具体用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,确定为所述基站发送第一寻呼消息,所述第一寻呼消息包括:所述UE的覆盖增强信息;所述MME还包括:发送模块,用于为所述基站发送第一寻呼消息。
- 根据权利要求37所述的MME,其特征在于,所述确定模块,具体用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,确定不为所述基站发送第一寻呼消息。
- 根据权利要求35至42中任一项所述的MME,其特征在于,所述UE的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
- 根据权利要求37至42中任一项所述的MME,其特征在于,所述基站的覆盖增强信息,包括以下至少一种或者多种内容:所述基站支持覆盖增强、所述基站不支持覆盖增强、所述基站支持的覆盖增强等级、所述基站支持的最大覆盖增强等级、所述基站支持的覆盖增强等级数目、所述基站支持的覆盖增强等级索引、所述基站支持的重复级别、所述基 站支持的最大重复级别、所述基站支持的重复次数、所述基站支持的最大重复次数、所述基站支持的重传次数、所述基站支持的最大重传次数、所述基站支持的最大扩频因子、所述基站支持的最小窄带大小、所述基站支持的最大捆绑时间间隔大小、所述基站支持的最大提高功率谱密度倍数。
- 一种用户设备UE,其特征在于,包括:发送模块,用于向基站或移动管理实体MME上报所述UE的覆盖增强信息;接收模块,用于接收所述基站根据所述UE的覆盖增强信息为所述UE发送的寻呼消息。
- 根据权利要求45所述的UE,其特征在于,所述UE,还包括:获取模块,用于从所述基站的广播消息中获取所述基站的覆盖增强信息;所述接收模块,具体用于,当所述基站支持的最大覆盖增强等级大于或等于所述UE的覆盖增强等级时,按照所述UE的覆盖增强等级接收所述基站发送的寻呼消息;或,当所述基站支持的最大覆盖增强等级小于所述UE的覆盖增强等级时,按照所述基站支持的最大覆盖增强等级接收所述基站发送的寻呼消息;或,当所述基站不支持覆盖增强时,按照非覆盖增强的方式接收所述基站发送的寻呼消息。
- 根据权利要求45所述的UE,其特征在于,所述UE,还包括:获取模块,用于从所述基站的广播消息中获取所述基站的覆盖增强信息;处理模块,用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值不满足预置的第一条件时,不接收所述基站发送的寻呼消息;或,所述接收模块,具体用于当所述基站支持的最大覆盖增强等级与所述UE的覆盖增强等级之间的差值满足预置的第一条件时,接收所述基站发送的寻呼消息。
- 根据权利要求45所述的UE,其特征在于,所述UE,还包括:确定模块,用于确定所述UE是否需要覆盖增强,若所述UE不需要覆盖增强,在所述UE的覆盖增强信息中携带所述UE不需要覆盖增强,若所述UE需要覆盖增强,在所述UE的覆盖增强信息中携带所述UE需要覆盖增强。
- 根据权利要求48所述的UE,其特征在于,所述确定模块,具体用于确定所述UE的参考信号接收功率RSRP是否大于第一门限,若所述RSRP大于或等于所述第一门限,确定所述UE不需要覆盖增强,若所述RSRP小于所述第一门限,确定所述UE需要覆盖增强;或,确定所述UE的路径损耗是否小于第二门限,若所述路径损耗小于所述第二门限,确定所述UE不需要覆盖增强,若所述路径损耗大于或等于所述第二门限,确定所述UE需要覆盖增强;或,确定所述UE对所述物理随机接入信道的检测是否满足预置的第二条件,若对所述物理随机接入信道的检测满足预置的第二条件,确定所述UE不需要覆盖增强,若对所述物理随机接入信道的检测不满足预置的第二条件,确定所述UE需要覆盖增强;或,确定所述UE完成随机接入过程是否满足预置的第三条件,若所述UE完成随机接入过程满足预置的第三条件,确定所述UE不需要覆盖增强,若所述UE完成随机接入过程不满足预置的第三条件,确定所述UE需要覆盖增强。
- 根据权利要求45至49中任一项所述的UE,其特征在于,所述UE的覆盖增强信息,包括以下至少一种或者多种内容:所述UE需要覆盖增强、所述UE不需要覆盖增强、所述UE的覆盖增强等级、所述UE的重复级别、所述UE的重复次数、所述UE的重传次数、所述UE的扩频因子、所述UE的窄带大小、所述UE的捆绑时间间隔的大小、所述UE的不断尝试次数、所述UE的提高功率谱密度倍数。
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CA2966938A1 (en) | 2016-05-12 |
US20180302880A1 (en) | 2018-10-18 |
CN105850201B (zh) | 2018-07-03 |
CA2966938C (en) | 2021-05-11 |
EP3209074B1 (en) | 2019-07-24 |
KR20170080625A (ko) | 2017-07-10 |
CN105850201A (zh) | 2016-08-10 |
JP2017533681A (ja) | 2017-11-09 |
EP3209074A1 (en) | 2017-08-23 |
US10873924B2 (en) | 2020-12-22 |
US20170245241A1 (en) | 2017-08-24 |
EP3209074A4 (en) | 2017-11-15 |
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