WO2016161606A1 - Procédé de transmission/réception de message, procédé de détermination/acquisition de niveau d'amélioration de couverture et dispositif associé - Google Patents

Procédé de transmission/réception de message, procédé de détermination/acquisition de niveau d'amélioration de couverture et dispositif associé Download PDF

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Publication number
WO2016161606A1
WO2016161606A1 PCT/CN2015/076198 CN2015076198W WO2016161606A1 WO 2016161606 A1 WO2016161606 A1 WO 2016161606A1 CN 2015076198 W CN2015076198 W CN 2015076198W WO 2016161606 A1 WO2016161606 A1 WO 2016161606A1
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Prior art keywords
coverage enhancement
paging message
enhancement level
network device
attempts
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PCT/CN2015/076198
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English (en)
Chinese (zh)
Inventor
张向东
王轶
南方
Original Assignee
华为技术有限公司
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Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201580071561.3A priority Critical patent/CN107113092A/zh
Priority to PCT/CN2015/076198 priority patent/WO2016161606A1/fr
Publication of WO2016161606A1 publication Critical patent/WO2016161606A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a message sending/receiving method, a coverage enhancement level determining/acquiring method, and related devices.
  • MTC Machine Type Communication
  • UE User Equipment
  • coverage enhancement For example, for an MTC device, that is, a User Equipment (UE) in a scenario where the path loss is large, such as a basement, it is necessary to provide coverage enhancement support, so that the device can access the mobile communication network and obtain a service.
  • Techniques for implementing coverage enhancement include, but are not limited to, repeated transmission, PSD boosting (Power spectral density boosting), and the like.
  • the coverage enhancement requirements corresponding to different environments of the UE are also different.
  • the coverage enhancement requirement refers to the degree of coverage enhancement support required by the user equipment in the process of communicating with the base station, so that the user equipment can access the network to obtain services.
  • the coverage enhancement requirement can be covered by the enhancement level and the coverage enhancement level.
  • the index, the number of repeated transmissions, the number of repeated transmission indexes, the coverage enhancement method, and one or more of the coverage enhancement method indexes are expressed.
  • the coverage enhancement requirement representation method is not limited to this, and may be based on actual conditions. Indication of other parameters to meet the needs of the actual situation, will not repeat them here.
  • the coverage enhancement level is defined according to the coverage enhancement requirement size, the coverage environment enhancement level corresponding to the different environments of the UE is different.
  • the coverage enhancement is implemented by using repeated transmissions, and the number of repeated transmissions corresponding to the UE is different under different coverage enhancement levels.
  • how to send a paging message is a problem that needs to be solved. For example, if the coverage enhancement is implemented by using the signal repetition technology, if the base station does not know the coverage enhancement level of the UE paging message, the number of times the UE paging message needs to be repeatedly transmitted in order to ensure that the UE can correctly receive the paging message cannot be known.
  • the base station does not distinguish the coverage enhancement level of the paging message, and transmits the paging message using the maximum coverage enhancement level supported by the base station (or mobile communication system).
  • the UE may receive the paging message using the coverage enhancement level of the paging message corresponding to the actual coverage enhancement requirement, or may receive the paging message using the maximum coverage enhancement level supported by the base station (or mobile communication system).
  • the disadvantage is that when the coverage enhancement level of the paging message is low, the base station still sends the paging message according to the supported maximum coverage enhancement level, which may cause waste of resources. Taking signal repetition as an example, repeated transmission of the maximum coverage enhancement level beyond the coverage enhancement level of the paging message is redundant.
  • the base station saves the coverage enhancement level of the paging message, or the base station saves the coverage enhancement level of the UE corresponding to the paging message, and determines the coverage enhancement level of the paging message corresponding to the UE according to the coverage enhancement level of the UE.
  • the base station updates the paging message or the coverage enhancement level of the UE corresponding to the paging message is the changed coverage enhancement level.
  • the UE corresponding to the paging message or the paging message corresponding to the UE means that the object of the paging message paging includes at least the UE.
  • the base station does not save the context information of the UE entering the idle state (Idle), and the solution requires the base station to save the context information of the UE in the idle state, and the modification to the mobile communication system is large, and the cost is large.
  • the environment of the UE in the idle state changes, the coverage enhancement level of the UE, or the coverage enhancement level corresponding to the paging message of the UE also changes, the UE needs to inform the base station of the changed coverage enhancement.
  • the level is to ensure that the relevant coverage enhancement level saved by the base station is effective, which brings about the consumption of the UE power. It is an important requirement to reduce the power consumption of the UE in the MTC application.
  • the Mobility Management Entity saves the coverage enhancement level of the paging message, or the coverage enhancement level of the UE corresponding to the paging message, and determines the coverage enhancement of the paging message corresponding to the UE according to the coverage enhancement level of the UE. grade.
  • the MME is transmitting to the base station In the paging message of the UE, the coverage enhancement level corresponding to the paging message of the UE or the coverage enhancement level of the UE is carried.
  • the base station acquires the coverage enhancement level of the UE from the MME
  • the coverage enhancement level of the paging message of the UE is determined according to the coverage enhancement level of the UE.
  • the MME updates the corresponding coverage enhancement level to the changed coverage enhancement level.
  • the disadvantage is that if the environment of the UE in the idle state changes, the coverage enhancement level of the UE, or the coverage enhancement level of the paging message corresponding to the UE also changes, the UE needs to inform the MME of the changed coverage enhancement level. In order to ensure that the corresponding coverage enhancement level saved by the MME is effective, this will bring about consumption of the UE power, and reducing the power consumption of the UE in the MTC application is an important requirement.
  • the embodiment of the invention provides a message sending/receiving method, a coverage enhancement level determining/acquisition method and a related device, which can reduce resource waste without causing additional power consumption when the coverage enhancement level of the UE changes. .
  • a coverage enhancement level adjustment method for a paging message including:
  • the number of times the network device obtains the number of attempts to send the paging message is the number of times the paging message is sent, or the number of attempts to send is increased according to the coverage enhancement level of the paging message. The number of times the message was sent;
  • the network device adjusts a coverage enhancement level of the paging message according to the number of attempts to send and a preset threshold.
  • each coverage enhancement level corresponds to a different coverage enhancement requirement.
  • an attempt by the network device to obtain a paging message The number of times sent, including:
  • the network device collects the number of times the paging message is sent to obtain the number of attempts to send;
  • the network device collects the number of enhanced transmissions of the paging message to obtain the number of attempts to send;
  • the network device receives the number of attempts to send sent by another network device.
  • the network device collects the number of enhanced transmissions of the paging message to obtain the number of attempts to send, including:
  • the network device counts the number of times the paging message is sent, and determines the number of attempts to send according to the number of times the paging message is sent and the number of repeated transmissions required by the coverage enhancement level of the paging message.
  • the network device determines, according to the number of times the paging message is sent and the number of repeated transmissions required by the coverage enhancement level of the paging message.
  • the number of attempts to send including:
  • the network device calculates the number of times the paging message is sent divided by the number of repeated transmissions of the paging message required by the coverage enhancement level of the paging message, and the obtained quotient is the value of the attempted transmission.
  • the method before the network device adjusts a coverage enhancement level of the paging message, the method further includes:
  • the second network device receives a coverage enhancement level of the terminal corresponding to the paging message sent by another network device, and determines a coverage enhancement level of the paging message corresponding to the coverage enhancement level of the terminal.
  • the network device is configured to adjust the paging according to the number of attempts and the preset threshold.
  • the coverage enhancement level of the message including:
  • the coverage enhancement level of the paging message is adjusted from a first coverage enhancement level to a second coverage enhancement level;
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the network device adjusts the coverage enhancement of the paging message according to the number of attempts and the preset threshold. Ratings, including:
  • the second coverage enhancement level is a coverage enhancement level of the paging message corresponding to the range determined by the first preset threshold and the second preset threshold.
  • the second coverage enhancement level corresponds to an coverage enhancement requirement that is greater than the first coverage enhancement level. Coverage enhances demand.
  • the method further includes:
  • the network device sends a message, and carries the indication information of the adjusted coverage enhancement level in the message;
  • the network device sends the paging message according to the adjusted coverage enhancement level.
  • the method further includes:
  • the network device saves the adjusted coverage enhancement level of the paging message.
  • the method further includes:
  • the network device receives the response message of the paging message, determining a coverage enhancement level of the paging message indicated by the response message, and determining a coverage enhancement level and saving of the paging message indicated by the response message.
  • the coverage enhancement level of the paging message is inconsistent, and the coverage enhancement level of the saved paging message is updated by using the coverage enhancement level of the paging message indicated by the response message.
  • the determining, by the network device, the coverage enhancement level of the paging message indicated by the response message includes:
  • the network device acquires a coverage enhancement level of the terminal corresponding to the paging message carried in the response message, and determines, according to the coverage enhancement level of the terminal, a coverage enhancement level of the paging message indicated by the response message. .
  • the network device is a mobility management entity MME or a base station.
  • a message sending method including:
  • the first network device sends a message carrying the number of attempts to send.
  • the first network device obtains the number of attempts to send a paging message, including:
  • the first network device collects the number of times the paging message is sent, and obtains the number of attempts to send;
  • the first network device collects an enhanced number of transmissions of the paging message, and obtains the number of attempts to send.
  • the first network device sends a message that carries the number of attempts to send, including:
  • the first network device sends a paging message, where the paging message carries the number of attempts to send.
  • the sent paging message further carries a coverage enhancement level of the terminal corresponding to the paging message or the paging message. Coverage enhancement level.
  • the first network device is a mobility management entity MME.
  • a third aspect provides a method for obtaining an enhanced coverage level of a paging message, including:
  • the second network device receives the message sent by the first network device, where the message carries the indication information of the coverage enhancement level of the paging message;
  • the second network device determines, according to the indication information of the coverage enhancement level of the paging message carried in the message, a coverage enhancement level of the paging message.
  • the second network device is a base station
  • the first network device is a mobility management entity MME.
  • a fourth aspect provides a method for determining a coverage enhancement level of a paging message, including:
  • the second network device determines a maximum coverage enhancement level of the paging message that can be supported
  • the second network device determines the maximum coverage enhancement level as a coverage enhancement level of the paging message.
  • the second network device is a base station.
  • a fifth aspect provides a method for receiving a paging message, including:
  • the terminal UE detects a change in the coverage enhancement level of the paging message
  • the UE does not receive the paging message for a period of time after determining that the coverage enhancement level of the paging message changes;
  • the period of time is determined according to a coverage enhancement level of the paging message before the change and a coverage enhancement level of the changed paging message.
  • the time period is based on a maximum number of repeated transmissions corresponding to a coverage enhancement level of a paging message before the change, and a coverage enhancement level of the paging message before the change.
  • the maximum number of repeated transmissions of each coverage enhancement level of the paging message between the coverage enhancement levels of the changed paging message is determined.
  • a network device including:
  • An obtaining module configured to acquire a number of attempts to send a paging message, where the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is an enhanced level of the coverage according to the coverage of the paging message. The number of times the paging message is described;
  • a processing module configured to adjust a coverage enhancement level of the paging message according to the number of attempts to send and a preset threshold.
  • each coverage enhancement level corresponds to a different coverage enhancement requirement.
  • the acquiring module is specifically configured to:
  • the acquiring module is specifically configured to:
  • the acquiring module is specifically configured to:
  • Calculating the number of times the paging message is sent is divided by the number of repeated transmissions of the paging message required by the coverage enhancement level of the paging message, and the obtained quotient is rounded up to obtain the number of attempts to send.
  • the acquiring module is further configured to:
  • the processing module is specifically configured to:
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the processing module is specifically configured to:
  • the coverage enhancement level of the paging message is adjusted from a first coverage enhancement level to a second coverage enhancement level, where the second coverage enhancement level is corresponding to the first preset threshold and the second predetermined threshold determined range.
  • the coverage enhancement level of the paging message is adjusted from a first coverage enhancement level to a second coverage enhancement level, where the second coverage enhancement level is corresponding to the first preset threshold and the second predetermined threshold determined range.
  • the second coverage enhancement level corresponds to an coverage enhancement requirement that is greater than the first coverage enhancement level. Coverage enhances demand.
  • the sending module is further configured to:
  • the paging message is sent according to the adjusted coverage enhancement level.
  • the storage module is further configured to:
  • the processing module adjusts the coverage enhancement level of the paging message
  • the adjusted coverage enhancement level of the paging message is saved.
  • the receiving module is further configured to:
  • the processing module is further configured to:
  • the receiving module receives the response message, determining a coverage enhancement level of the paging message indicated by the response message, and determining a coverage enhancement level and a saved location of the paging message indicated by the response message.
  • the coverage enhancement level of the paging message is inconsistent, and the coverage enhancement level of the paging message saved by the storage module is updated by using the coverage enhancement level of the paging message indicated by the response message.
  • the processing module is specifically configured to:
  • the network device is a mobility management entity MME or a base station.
  • a network device including:
  • An obtaining module configured to acquire a number of attempts to send a paging message, where the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is an enhanced level of the coverage according to the coverage of the paging message. The number of times the paging message is described;
  • a sending module configured to send a message carrying the number of times the attempt is sent.
  • the acquiring module is specifically configured to:
  • the sending module is specifically configured to:
  • the paging message sent by the sending module further carries a coverage enhancement level of the terminal corresponding to the paging message or the The coverage enhancement level of the paging message.
  • the network device is a mobility management entity MME.
  • a network device including:
  • a receiving module configured to receive a message sent by the first network device, where the message carries indication information of a coverage enhancement level of the paging message
  • a processing module configured to be used according to the coverage enhancement level of the paging message carried in the message
  • the indication information determines a coverage enhancement level of the paging message.
  • the network device is a base station, and the first network device is a mobility management entity MME.
  • a network device including:
  • a first determining module configured to determine a maximum coverage enhancement level of the paging message that can be supported
  • a second determining module configured to determine the maximum coverage enhancement level as a coverage enhancement level of the paging message.
  • the network device is a base station.
  • a terminal including:
  • a detecting module configured to detect a change in a coverage enhancement level of the paging message
  • a processing module configured to not receive a paging message within a period of time after determining that the coverage enhancement level of the paging message is changed;
  • the period of time is determined according to a coverage enhancement level of the paging message before the change and a coverage enhancement level of the changed paging message.
  • the time period is based on a maximum number of repeated transmissions corresponding to a coverage enhancement level of a paging message before the change, and a coverage enhancement level of the paging message before the change.
  • the maximum number of repeated transmissions of each coverage enhancement level of the paging message between the coverage enhancement levels of the changed paging message is determined.
  • the UE when the coverage enhancement level of the paging message of the UE in the idle state changes, the UE does not need to inform the network device of the coverage enhancement level of the changed paging message.
  • the network side obtains the number of attempts to send a paging message, adjusts the coverage enhancement level of the paging message when the number of attempts to reach the preset threshold, or adjusts the coverage enhancement level of the paging message according to the application scenario, and uses the adjusted
  • the coverage enhancement level of the paging message transmits a paging message, so that when the coverage enhancement level of the paging message of the terminal is changed, resource waste is reduced without incurring additional power consumption.
  • FIG. 1 is a schematic diagram of a process for adjusting a coverage enhancement level of a paging message by a network device according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a process of sending a message by a first network device according to an embodiment of the present invention
  • FIG. 3 is a schematic flowchart of a method for a second network device to obtain a coverage enhancement level of a paging message according to an embodiment of the present disclosure
  • FIG. 4 is a schematic flowchart of a method for sending a message by a first network device according to an embodiment of the present invention
  • FIG. 5 is a schematic diagram of a process for adjusting a coverage enhancement level of a paging message by a second network device according to an embodiment of the present invention
  • FIG. 6 is a schematic diagram of a process for determining, by a second network device, a coverage enhancement level of a paging message according to an embodiment of the present disclosure
  • FIG. 7 is a schematic diagram of a process for a terminal to receive a paging message according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a network device according to an embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 11 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 12 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 13 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 14 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 15 is a schematic structural diagram of another network device according to an embodiment of the present invention.
  • FIG. 16 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
  • FIG. 17 is a schematic structural diagram of another terminal according to an embodiment of the present invention.
  • the sending the paging message includes sending the paging message itself and/or scheduling information for sending the scheduling paging message; receiving the paging message includes receiving the paging message itself and/or receiving scheduling information of the scheduling paging message;
  • the coverage enhancement level of the paging message includes the coverage enhancement level of the paging message itself and/or the coverage enhancement level of the scheduling information of the scheduled paging message.
  • the coverage enhancement level of the paging message is used to indicate the coverage enhancement requirement of the paging message, and the coverage enhancement level of the paging message may be positively or negatively correlated with the coverage enhancement requirement.
  • the coverage enhancement level of the terminal is used to indicate the coverage enhancement requirement of the terminal, and the coverage enhancement level of the terminal is positively or negatively correlated with the coverage enhancement requirement of the terminal.
  • the coverage enhancement level of the paging message is positively correlated with the coverage enhancement requirement, and the coverage enhancement requirement corresponding to the enhancement level 0 (CE0) is smaller than the coverage enhancement requirement corresponding to the coverage enhancement level 3 (CE3).
  • CE0 coverage enhancement requirement corresponding to the enhancement level 0
  • CE3 coverage enhancement level 3
  • the number of times the paging message needs to be repeatedly sent under CE0 is smaller than the number of times the paging message needs to be repeatedly sent under CE3.
  • the paging message in CE0 needs to be sent 5 times, and the paging message in CE3 needs to be repeated 15 times.
  • the coverage enhancement level of the paging message is negatively correlated with the coverage enhancement requirement, such as the coverage enhancement requirement of the coverage enhancement level CE0, which is larger than the coverage enhancement requirement of the coverage enhancement level CE3.
  • the coverage enhancement requirement of the coverage enhancement level CE0 is larger than the coverage enhancement requirement of the coverage enhancement level CE3.
  • the number of times the paging message needs to be repeatedly sent under CE0 is greater than the number of times the paging message needs to be repeatedly sent under CE3.
  • the paging message in CE0 needs to be repeated 15 times, and the paging message in CE3 needs to be sent 5 times.
  • the coverage enhancement level of the paging message is positively correlated with the coverage enhancement requirement, and the scenario in which the coverage enhancement level of the paging message is negatively correlated with the coverage enhancement requirement may also be applied to related ideas and methods. .
  • the coverage enhancement level of the paging message may be determined according to the coverage enhancement level of the terminal corresponding to the paging message.
  • the network side device may save the coverage enhancement level of the UE, and determine the coverage enhancement level of the paging message according to the coverage enhancement level of the UE; the network side device may also directly save the The coverage enhancement level of the paging message.
  • the coverage enhancement level sent by the MME to the base station (eNB) may be the coverage enhancement level of the UE or the coverage enhancement level of the paging message; if the eNB receives the coverage enhancement level of the UE, when sending the paging message, The coverage enhancement level of the paging message may be determined by the coverage enhancement level of the UE.
  • the UE may determine the coverage enhancement level of the paging message by its own coverage enhancement level, and receive the paging message using the coverage enhancement level of the determined paging message.
  • the UE may also directly obtain the coverage enhancement level of the paging message, and receive the paging message according to the coverage enhancement level of the paging message.
  • the coverage enhancement level of the terminal is related to the coverage enhancement level of the paging message, and the two can be mutually determined.
  • the coverage enhancement level of the terminal changes, and the coverage enhancement level of the corresponding paging message also changes.
  • the same paging requirement means that the network initiates a UE paging until the UE accesses the network or determines that the paging fails according to a preset condition.
  • the subsequent network initiates paging for the same UE, which is another paging requirement.
  • the coverage enhancement level of the paging message is adjusted, that is, the number of repeated transmissions is adjusted, and the coverage enhancement level may be carried in the message by carrying the repeated transmission times.
  • the main method for the network device to perform the coverage enhancement level adjustment of the paging message is as follows:
  • Step 101 The number of attempts of the network device to obtain a paging message.
  • the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is the number of times the paging message is sent according to the coverage enhancement level of the paging message.
  • Step 102 The network device adjusts a coverage enhancement level of the paging message according to the number of attempts to send and a preset threshold.
  • each coverage enhancement level corresponds to different coverage enhancement requirements.
  • the UE when the coverage enhancement level of the paging message of the UE in the idle state changes, the UE does not need to inform the network device of the coverage enhancement level of the changed paging message.
  • Network equipment Taking the number of attempts to send the paging message, adjusting the coverage enhancement level of the paging message when the number of attempts to reach the preset threshold, and transmitting the paging message by using the coverage enhancement level of the adjusted paging message, thereby being able to
  • the coverage enhancement level of the paging message is changed, resource waste is reduced without incurring additional power consumption.
  • the first network device determines the number of attempts to send and adjusts the coverage enhancement level of the paging message, and notifies the coverage enhancement level of the adjusted paging message to the second network device by using a paging message, as shown in the figure.
  • the detailed process of sending a paging message by the first network device is as follows:
  • Step 201 The number of attempts to send a paging message by the first network device.
  • the number of attempts to send is the number of times the paging message is sent, and each time the paging message is sent, it is an attempted transmission.
  • the first network device counts the number of times the paging message is sent to obtain the number of attempts to send.
  • the first network device sends a paging message for the same paging requirement, and counts the number of times the paging message is sent to obtain the number of attempts to send.
  • the attempted transmission times refers to increasing the number of times the paging message is sent.
  • the paging message is enhanced according to the coverage enhancement level of the paging message, and the repeated transmission is performed according to the repeated transmission times of the paging message required by the coverage enhancement level of the paging message.
  • Paging message For example, if a paging message needs to be sent 5 times repeatedly to meet the need for paging message coverage enhancement, then 5 repeated transmissions of the paging message are sent as one attempt, and another 5 times are repeated as another attempt to transmit.
  • Step 202 The first network device adjusts the coverage enhancement level of the paging message according to the number of attempts to send and the preset threshold.
  • each coverage enhancement level corresponds to different coverage enhancement requirements.
  • the first network device adjusts the coverage enhancement level of the paging message, save the adjustment.
  • the coverage enhancement level of the paging message In a specific implementation, the first network device updates the coverage enhancement level of the saved paging message by using the coverage enhancement level of the adjusted paging message.
  • the first network device obtains the coverage enhancement level of the paging message before adjusting the coverage enhancement level of the paging message, and specifically includes the following manners:
  • the first network device acquires a coverage enhancement level of the saved paging message
  • the first network device obtains the coverage enhancement level of the terminal corresponding to the saved paging message, and determines the coverage enhancement level of the paging message corresponding to the coverage enhancement level of the terminal.
  • the manner in which the first network device adjusts the coverage enhancement level of the paging message includes but is not limited to the following:
  • the coverage enhancement level of the paging message is adjusted from the first coverage enhancement level to the second coverage enhancement level.
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • the number of attempts to send is less than the preset threshold, it indicates that the coverage enhancement requirement of the UE becomes smaller, that is, the network environment of the UE becomes better, and the coverage enhancement requirement becomes smaller. It is also possible not to adjust the coverage enhancement level of the paging message. Of course, in this case, adjusting the coverage enhancement level of the paging message in the direction that the coverage enhancement requirement becomes smaller can further save network resources and UE power consumption.
  • the first network device determines that the number of attempts to send is greater than a preset threshold, adjusting the coverage enhancement level of the paging message to the coverage enhancement level of the paging message corresponding to the maximum coverage enhancement requirement.
  • the first network device determines that the number of attempts to send is greater than the preset threshold, determining that the coverage enhancement level of the paging message of the UE changes, directly adjusting the coverage enhancement level of the paging message corresponding to the maximum coverage enhancement requirement, and avoiding The delay caused by step-by-step adjustment or multiple blind tests and waste of resources.
  • the coverage enhancement level of the entire paging message is increased to an adjacent coverage enhancement level, and the coverage enhancement requirement of the adjacent coverage enhancement level is greater than the coverage enhancement requirement of the coverage enhancement level of the paging message saved by the first network device.
  • the preset threshold defines a condition for the coverage enhancement level adjustment of the paging message.
  • the preset threshold may be a fixed value, and the coverage threshold enhancement level of different paging messages uses the same preset threshold to determine whether the coverage enhancement level of the paging message needs to be adjusted.
  • the preset threshold is 5, and the coverage enhancement level CE1 is adjusted when the paging message is sent from the CE1 to 5 times.
  • the coverage enhancement level CE2 is reached, the paging message is sent to the CE2. Adjustment, and so on.
  • the coverage enhancement level of different paging messages corresponds to different thresholds. Under the coverage enhancement level of different paging messages, different thresholds are used to determine whether the coverage enhancement level of the paging message needs to be adjusted.
  • the first network device may save the correspondence between the coverage enhancement level of the paging message and the preset threshold, and the first network device determines whether the number of attempts to send reaches a preset threshold corresponding to the coverage enhancement level of the paging message, and determines whether to adjust according to the determination result.
  • the coverage enhancement level of the paging message may save the correspondence between the coverage enhancement level of the paging message and the preset threshold, and the first network device determines whether the number of attempts to send reaches a preset threshold corresponding to the coverage enhancement level of the paging message, and determines whether to adjust according to the determination result.
  • the coverage enhancement level of the paging message may save the correspondence between the coverage enhancement level of the paging message and the preset threshold, and the first network device determines whether the number of attempts to send reaches a preset threshold corresponding to the coverage enhancement level of the paging message, and determines whether to adjust according to the determination result.
  • the coverage enhancement level of the paging message may save the correspondence between the coverage enhancement level of
  • the preset threshold corresponding to the coverage enhancement level CE1 of the paging message is Threshold1, and the preset corresponding to the coverage enhancement level CE2 of the paging message is Threshold2; on CE1, when the number of attempts to send the paging message reaches the preset threshold Threshold1 Adjusting the coverage enhancement level of the paging message; on CE2, when the number of attempts to send the paging message reaches the preset threshold Therehold2, the coverage enhancement level of the paging message is adjusted, and so on.
  • the preset threshold corresponding to the coverage enhancement level CE1 of the paging message is Threshold1, and the preset corresponding to the coverage enhancement level CE2 of the paging message is Threshold2; when the number of attempts to send the paging message reaches the preset threshold Threshold1, the adjustment is performed.
  • the coverage enhancement level of the call message is CE1; when the number of attempts to send the paging message reaches the preset threshold Therehold2, the coverage enhancement level of the adjusted paging message is CE2, and so on.
  • the number of attempts to send is the first attempt from the coverage enhancement level of the saved paging message.
  • the start statistics are sent and accumulated under different coverage enhancement levels.
  • the coverage enhancement level of the paging message saved by the first network device is CE1
  • the preset threshold corresponding to the coverage enhancement level CE1 is 10
  • the preset threshold corresponding to the coverage enhancement level CE2 is 15.
  • the coverage enhancement level of the adjustment/determination paging message is CE2
  • the coverage enhancement level of the paging message is adjusted/determined.
  • the first network device does not limit the specific coverage enhancement level that is attempted to be sent. Based on the saved initial coverage enhancement level, an attempt is made to transmit and the coverage enhancement level is adjusted according to the number of attempts.
  • the number of attempts to send starts counting from the corresponding coverage enhancement level.
  • the preset threshold value corresponding to the coverage enhancement level CE1 is 5, which is the adjustment when the accumulation is reached 5 times from the first attempt transmission under the coverage enhancement level CE1;
  • the preset threshold corresponding to the coverage enhancement level CE2 is 6, which refers to the CE2.
  • the first attempt to send starts to accumulate up to 6 times, and so on.
  • the coverage enhancement level of the paging message is adjusted from the first coverage enhancement level to the second coverage enhancement level.
  • the second coverage enhancement level is a coverage enhancement level of the paging message corresponding to the first preset threshold and the range determined by the second preset threshold.
  • the coverage enhancement level of the paging message is not adjusted; when the number of attempts to send is greater than the threshold Th1 and is not greater than the threshold Th2, the coverage enhancement level of the paging message of the UE is adjusted to be L1.
  • the coverage enhancement level of the paging message of the UE is adjusted to be L2, and so on.
  • the coverage enhancement requirement corresponding to the coverage enhancement level L2 is greater than the coverage enhancement requirement corresponding to the coverage enhancement level L1, and the coverage enhancement requirements of the L1 and L2 are greater than the coverage enhancement level of the paging message saved by the first network device.
  • the coverage enhancement level L2 and L1 may differ by one or more coverage enhancement levels.
  • L2 and L1 are adjacent coverage enhancement levels.
  • the number of attempts to send is counted from the first attempted transmission, and is accumulated under different coverage enhancement levels.
  • the coverage enhancement level of the paging message saved by the first network device is CE1, and the coverage enhancement is performed.
  • the threshold range corresponding to the level CE1 is greater than zero and less than or equal to 10, and the threshold range corresponding to the coverage enhancement level CE2 is greater than 10 and less than or equal to 15.
  • the accumulation is started from the first attempt transmission, and when the number of attempts to transmit is greater than 10 and less than or equal to 15, the coverage enhancement level of the adjustment/determination paging message is CE2, and so on.
  • Step 203 The first network device sends a message carrying the indication information of the coverage enhancement level of the adjusted paging message.
  • the first network device sends a paging message, and carries the indication information of the coverage enhancement level of the adjusted paging message in the paging message.
  • the indication information of the coverage enhancement level of the paging message may be directly the coverage enhancement level of the adjusted paging message, or may be the coverage enhancement level of the terminal corresponding to the coverage enhancement level of the adjusted paging message.
  • the paging message carries the indication information of the coverage enhancement level of the unadjusted paging message. , that is, the indication information of the coverage enhancement level of the saved paging message.
  • the indication information may be directly the coverage enhancement level of the paging message, or the indication information is a coverage enhancement level of the terminal corresponding to the coverage enhancement level of the paging message.
  • the repeating transmission coverage enhancement technology is used as an example.
  • the indication information of the coverage enhancement level of the adjusted/unadjusted paging message is carried in the sent paging message, which may be the number of repeated transmissions required to carry the paging message.
  • the first network device receives the response message of the paging message, determining a coverage enhancement level of the paging message indicated by the response message, and determining a coverage enhancement level of the paging message indicated by the response message and the saved paging
  • the coverage enhancement level of the message is inconsistent, and the coverage enhancement level of the saved paging message is updated by the coverage enhancement level of the paging message indicated by the response message.
  • the coverage enhancement level of the paging message is negotiated with the network, and the coverage enhancement level of the paging message of the network device and the UE is consistent after the access to the network, so that the subsequent paging message is sent and used.
  • the first network device determines a coverage enhancement level of the paging message indicated by the response message, and has the following processing manner:
  • the first network device acquires a coverage enhancement level of the paging message carried in the response message
  • the second network device obtains the coverage enhancement level of the terminal corresponding to the paging message carried in the response message, and determines the coverage enhancement level of the corresponding paging message according to the coverage enhancement level of the terminal.
  • the first network device in the first embodiment is a mobility management entity (MME), and the second network device is a base station.
  • MME mobility management entity
  • the first network device may correspond to different network devices, and the second network device may also correspond to different network devices, which are merely illustrative and are not intended to limit the scope of the present invention. .
  • the method for the second network device to obtain the coverage enhancement level of the paging message is as follows:
  • Step 301 The second network device receives the sent message of the first network device, where the message carries the indication information of the coverage enhancement level of the paging message.
  • Step 302 The second network device determines, according to the indication information of the coverage enhancement level of the paging message carried in the message, that the paging enhanced message is sent by the coverage enhancement level of the paging message.
  • the indication information of the coverage enhancement level of the paging message may be a coverage enhancement level of the paging message, or may be a coverage enhancement level of the terminal corresponding to the coverage enhancement level of the paging message.
  • the second network device determines the coverage of the corresponding paging message according to the coverage enhancement level of the terminal carried in the message. Enhanced level.
  • the first network device saves the coverage enhancement level of the paging message, and when the coverage enhancement level of the paging message of the UE in the idle state changes, the UE does not need to notify the first network device of the changed paging message.
  • the coverage enhancement level the first network device counts the number of attempts to send the paging message, and when the number of attempts to reach the preset threshold, adjusts the coverage enhancement level of the paging message, and uses the coverage enhancement level of the adjusted paging message to send
  • the paging message enables the waste of resources to be reduced without incurring additional power consumption when the coverage enhancement level of the paging message of the terminal is changed.
  • the first network device obtains the number of attempts to send and notifies the second network device by using the paging message, and the second network device adjusts the coverage enhancement of the paging message according to the number of transmission attempts notified by the first network device. grade.
  • the detailed process of sending a message by the first network device is as follows:
  • Step 401 The number of attempts to send a paging message by the first network device.
  • the number of attempts to send is the number of times the paging message is sent, and each time the paging message is sent, it is an attempted transmission.
  • the first network device counts the number of times the paging message is sent to obtain the number of attempts to send.
  • the first network device sends a paging message for the same paging requirement, and counts the number of times the paging message is sent to obtain the number of attempts to send.
  • the attempted transmission times refers to increasing the number of times the paging message is sent.
  • the paging message is enhanced according to the coverage enhancement level of the paging message, and the repeated transmission is performed according to the repeated transmission times of the paging message required by the coverage enhancement level of the paging message. Paging message.
  • Step 402 The first network device sends a message carrying the number of attempts to send.
  • the first network device sends a paging message, where the paging message carries the number of attempts to send.
  • the paging message sent by the first network device further carries the coverage enhancement level of the terminal corresponding to the paging message or the coverage enhancement level of the paging message.
  • the paging message sent by the first network device carries the coverage enhancement level of the terminal corresponding to the locally saved paging message, or the paging message sent by the first network device carries the coverage enhancement level of the paging message.
  • the first network device is an MME, and the first network device may correspond to different network devices according to the specific application of the mobile communication system, which is merely illustrative and is not intended to limit the present invention. protected range.
  • the first network device acquires the number of attempts to send the paging message, and sends the number of attempts to send to other network devices, and the other network device performs the adjustment of the paging message coverage enhancement level according to the number of attempts to use, and uses
  • the coverage enhancement level of the adjusted paging message transmits a paging message, so that when the coverage enhancement level of the paging message of the terminal is changed, resource waste is reduced without incurring additional power consumption.
  • the second network device receives the message sent by the first network device, and obtains the number of attempts to send from the message, and determines that the number of attempts to send reaches a preset threshold, and adjusts the coverage enhancement level of the paging message, and each The coverage enhancement level corresponds to different coverage enhancement requirements.
  • the specific process for the second network device to perform the coverage enhancement level adjustment of the paging message is as follows:
  • Step 501 The number of attempts to send a paging message by the second network device.
  • the number of attempts to send is increased according to the coverage enhancement level of the paging message, and the paging message is enhanced according to the coverage enhancement level of the paging message, and is sent once.
  • the paging message is enhanced according to the coverage enhancement level of the paging message, and the repeated transmission is performed according to the repeated transmission times of the paging message required by the coverage enhancement level of the paging message. Paging message.
  • the number of times the paging message is sent is divided by the number of repeated transmissions of the paging message required by the coverage enhancement level of the paging message, and the obtained value obtained by the quotient is the number of attempts to send. This is for illustrative purposes only and is not intended to limit the scope of the invention.
  • the coverage enhancement level of the paging message requires that the paging message be sent 5 times repeatedly, and then at the coverage enhancement level of the paging message, the paging message is sent once for each attempt.
  • the manner in which the second network device obtains the number of attempts to send the paging message includes, but is not limited to, the following two types:
  • the second network device counts the number of times the paging message is sent, and obtains the number of attempts to send.
  • the second network device counts the number of times the paging message is sent, and determines the number of attempts to send according to the number of times of transmission and the coverage enhancement level of the paging message saved by the second network device. For example, the number of transmissions divided by the number of times the coverage enhancement level of the paging message requires that the paging message is repeatedly sent is rounded up, and the result obtained is the number of attempts to send.
  • the second network device receives the number of attempts sent by the first network device.
  • the second network device receives the paging message sent by the first network device, and obtains the number of attempts to send in the paging message.
  • the manner of obtaining the coverage enhancement level of the paging message saved by the second network device includes but is not limited to the following:
  • the second network device receives the coverage enhancement level of the paging message sent by the first network device.
  • the second network device receives the paging message sent by the first network device, acquires the coverage enhancement level of the paging message carried in the paging message, and saves the coverage enhancement level of the paging message.
  • the second network device receives the coverage enhancement level of the terminal corresponding to the paging message sent by the first network device, and determines the coverage enhancement level of the paging message corresponding to the coverage enhancement level of the terminal.
  • the second network device receives the paging message sent by the first network device, obtains the coverage enhancement level of the terminal corresponding to the paging message carried in the paging message, and determines the coverage of the paging message corresponding to the coverage enhancement level of the terminal. The level is enhanced and the coverage enhancement level of the paging message is saved.
  • the second network device acquires the coverage enhancement level of the saved paging message.
  • the fourth network device obtains the coverage enhancement level of the terminal corresponding to the saved paging message, and determines the coverage enhancement level of the corresponding paging message according to the coverage enhancement level of the terminal.
  • Step 502 The second network device adjusts the coverage enhancement level of the paging message according to the number of attempts to send and the preset threshold.
  • each coverage enhancement level corresponds to different coverage enhancement requirements.
  • the second network device sends the paging message according to the adjusted coverage enhancement level.
  • the second network device determines, according to the number of attempts to send and the preset threshold, that the coverage enhancement level of the paging message is not adjusted, the second network device enhances coverage according to the unadjusted paging message, and the like.
  • the level sends a paging message.
  • the manner in which the second network device adjusts the coverage enhancement level of the paging message includes but is not limited to the following:
  • the coverage enhancement level of the paging message is adjusted from the first coverage enhancement level to the second coverage enhancement level.
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • the preset threshold defines a condition for the coverage enhancement level adjustment of the paging message.
  • the preset threshold may be a fixed value. When the coverage enhancement level of different paging messages is used, the same preset threshold is used to determine whether the coverage enhancement level of the paging message needs to be adjusted.
  • the preset threshold is 5, and the coverage enhancement level CE1 is adjusted when the paging message is sent from the CE1 to 5 times.
  • the coverage enhancement level CE2 is reached, the paging message is sent to the CE2. Adjustment, and so on.
  • the coverage enhancement level of different paging messages corresponds to different thresholds. Under the coverage enhancement level of different paging messages, different thresholds are used to determine whether the coverage enhancement level of the paging message needs to be adjusted.
  • the second network device saves the correspondence between the coverage enhancement level of the paging message and the preset threshold, and the second network device determines whether the number of attempts to send reaches a preset threshold corresponding to the coverage enhancement level of the paging message, and determines whether to adjust the search according to the determination result.
  • the coverage enhancement level of the call message is not limited to the coverage enhancement level of the call message.
  • the preset threshold corresponding to the coverage enhancement level CE1 of the paging message is Threshold1, and the preset corresponding to the coverage enhancement level CE2 of the paging message is Threshold2; on CE1, when the number of attempts to send the paging message reaches the preset threshold Threshold1 Adjusting the coverage enhancement level of the paging message; on CE2, when the number of attempts to send the paging message reaches the preset threshold Therehold2, the coverage enhancement level of the paging message is adjusted, and so on.
  • the preset threshold corresponding to the coverage enhancement level CE1 of the paging message is Threshold1, and the preset corresponding to the coverage enhancement level CE2 of the paging message is Threshold2; when the number of attempts to send the paging message reaches the preset threshold Threshold1, the adjustment is performed.
  • the coverage enhancement level of the call message is CE1; when the number of attempts to send the paging message reaches the preset threshold Therehold2, the coverage enhancement level of the adjusted paging message is CE2, and so on.
  • the number of attempts to send is counted from the first attempt transmission under the coverage enhancement level of the saved paging message, and is accumulated under different coverage enhancement levels.
  • the coverage enhancement level of the paging message saved by the first network device is CE1
  • the preset threshold corresponding to the coverage enhancement level CE1 is 10
  • the preset threshold corresponding to the coverage enhancement level CE2 is 15.
  • the coverage enhancement level of the adjustment/determination paging message is CE2
  • the coverage enhancement level of the paging message is adjusted/determined.
  • the first network device does not limit the specific coverage enhancement level that is attempted to be sent. Based on the saved initial coverage enhancement level, an attempt is made to transmit and the coverage enhancement level is adjusted according to the number of attempts.
  • the number of attempts to send starts counting from the corresponding coverage enhancement level.
  • the preset threshold value corresponding to the coverage enhancement level CE1 is 5, which is the adjustment when the accumulation is reached 5 times from the first attempt transmission under the coverage enhancement level CE1;
  • the preset threshold corresponding to the coverage enhancement level CE2 is 6, which refers to the CE2.
  • the first attempt to send starts to accumulate up to 6 times, and so on.
  • the second network device may not adjust the paging message.
  • Coverage enhancement level Currently, in this case, the coverage enhancement level of the paging message is adjusted in the direction that the coverage enhancement requirement becomes smaller, which can further save network resources and UE power consumption.
  • the second network device determines that the number of attempts to send is greater than a preset threshold, adjusting the coverage enhancement level of the paging message to the coverage enhancement level of the paging message corresponding to the maximum coverage enhancement requirement.
  • the second network device determines that the number of attempts to be sent is greater than a preset threshold corresponding to the coverage enhancement level of the saved paging message, determining that the coverage enhancement level of the paging message of the UE changes, directly adjusting to the maximum coverage enhancement requirement The coverage enhancement level of the corresponding paging message is avoided. Delays caused by step-by-step adjustments or multiple blind tests and waste of resources.
  • the coverage enhancement level of the paging message is adjusted from the first coverage enhancement level to the second coverage.
  • the coverage enhancement level of the paging message is not adjusted; when the number of attempts to send is greater than the threshold Th1 and is not greater than the threshold Th2, the coverage enhancement level of the paging message of the UE is adjusted to be L1.
  • the coverage enhancement level of the paging message of the UE is adjusted to be L2, and so on.
  • the coverage enhancement requirement corresponding to the coverage enhancement level L2 is greater than the coverage enhancement requirement corresponding to the coverage enhancement level L1, and the coverage enhancement requirements of the L1 and L2 are greater than the coverage enhancement level of the paging message saved by the first network device.
  • the coverage enhancement level L2 and L1 may differ by one or more coverage enhancement levels.
  • L2 and L1 are adjacent coverage enhancement levels.
  • the number of attempts to send is counted from the first attempt transmission under the coverage enhancement level of the saved paging message, and is accumulated under different coverage enhancement levels.
  • the coverage enhancement level of the paging message saved by the second network device is CE1
  • the threshold range corresponding to the coverage enhancement level CE1 is greater than zero and less than or equal to 10
  • the threshold range corresponding to the coverage enhancement level CE2 is greater than 10 and less than or equal to 15.
  • the coverage enhancement level of the adjusted paging message is saved. Specifically, the second network device updates the coverage enhancement level of the saved paging message by using the coverage enhancement level of the adjusted paging message.
  • the second network device sends the paging message by using the adjusted coverage enhancement level, if the response message of the paging message is received, determining a coverage enhancement level of the paging message indicated by the response message, if the response message is determined.
  • the coverage enhancement level of the indicated paging message is inconsistent with the saved coverage enhancement level of the paging message, and the coverage of the paging message indicated by the response message is increased.
  • a strong level updates the coverage enhancement level of saved paging messages.
  • the second network device is a base station.
  • the second network device may also correspond to different network devices, which are merely illustrative and are not intended to limit the scope of the present invention.
  • the second network device saves the coverage enhancement level of the paging message, and the UE does not need to notify the second network device of the changed paging message when the coverage enhancement level of the paging message of the UE in the idle state changes.
  • the paging message enables the resource waste to be reduced without incurring additional power consumption when the coverage enhancement level of the paging message of the terminal is changed.
  • the process for the second network device to determine the coverage enhancement level of the paging message is as follows:
  • Step 601 The second network device determines a maximum coverage enhancement level of the paging message that can be supported.
  • Step 602 The second network device determines a maximum coverage enhancement level of the paging message that can be supported as the coverage enhancement level of the paging message.
  • the second network device transmits the paging message according to the coverage enhancement level of the determined paging message.
  • the embodiment is applicable to a scenario in which a system update is performed by using a paging message. Since the paging message needs to ensure that all terminals covered by the second network device can receive the paging message, the second network device adopts a supported search. The maximum coverage enhancement level of the call message sends a paging message. In the meantime, the embodiment is also applicable to a scenario in which the second network device cannot obtain the coverage enhancement level of the paging message.
  • the second network device is a base station.
  • the second network device may also correspond to different network devices, which are merely illustrative and are not intended to limit the scope of the present invention.
  • the specific process of the terminal receiving the paging message is as follows:
  • Step 701 The terminal detects a change in the coverage enhancement level of the paging message.
  • Step 702 The terminal determines, within a period of time after the coverage enhancement level of the paging message changes. Do not receive paging messages.
  • the period of time is determined according to a coverage enhancement level of the paging message before the change and a coverage enhancement level of the changed paging message.
  • the period of time according to the coverage enhancement level corresponding to the pre-change paging message, the maximum number of repeated transmissions and/or the maximum number of attempts to send, and the coverage enhancement level of the paging message before the change and the change The maximum number of repeated transmissions and/or the maximum number of attempts to transmit each coverage enhancement level of the paging message between the coverage enhancement levels of the subsequent paging message is determined.
  • the terminal receives the paging message according to the coverage enhancement level of the changed paging message after determining the period after the coverage enhancement level of the paging message changes.
  • the coverage enhancement requirement corresponding to the coverage enhancement level of the changed paging message is greater than the coverage enhancement requirement of the coverage enhancement level of the paging message before the change.
  • the coverage enhancement level of the paging message of the UE is adjusted from the coverage enhancement level CE0 to the coverage enhancement level CE3.
  • the paging message in CE0 needs to be sent 3 times repeatedly, and the maximum number of attempts to be sent in CE0 is N0, CE3.
  • the paging message needs to be sent 6 times repeatedly.
  • the maximum number of attempts to send in CE3 is N3.
  • the maximum number of attempts to be sent in CE1 is N1.
  • the coverage enhancement level CE2 needs to be sent 5 times.
  • the maximum number of attempts to send CE2 is N2.
  • the network side attempts to send N0 paging messages at the coverage enhancement level CE0, and attempts to send N1 paging messages at the coverage enhancement level CE1, and attempts to send N2 paging messages at the coverage enhancement level CE2 before adjusting.
  • CE3 matches the coverage enhancement level of the current paging message of the UE.
  • the network sends a paging message on the N0+N1+N2 times of the coverage enhancement levels CE0, CE1, and CE2, and the UE cannot receive the paging message.
  • the UE searches for N0+N1+N2 times after the coverage enhancement level of the paging message changes.
  • the paging message is received at the moment, causing waste of power consumption of the UE.
  • the network side adjusts the coverage enhancement level of the paging message to a period before the coverage enhancement level corresponding to the current coverage enhancement requirement of the UE, that is, N0+
  • the N1+N2 paging moment does not receive the paging message until the network side adjusts the coverage enhancement level of the paging message to match the coverage enhancement level of the current paging message of the UE, and the UE starts to receive the paging message.
  • the network device when the coverage enhancement level of the paging message of the terminal needs to change from a coverage enhancement level to a coverage enhancement level with a large coverage enhancement requirement, the network device needs to adjust the paging message of the terminal step by step.
  • the coverage enhancement level is adjusted until the coverage enhancement level matches the current coverage enhancement requirement of the terminal, and the terminal does not receive the paging message within a period of time when the network device adjusts the coverage enhancement level, which can reduce the terminal power consumption and optimize the behavior of the terminal.
  • the network device mainly includes:
  • the obtaining module 801 is configured to obtain the number of attempts to send a paging message, where the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is increased according to the coverage enhancement level of the paging message.
  • the number of times the paging message is;
  • the processing module 802 is configured to adjust a coverage enhancement level of the paging message according to the number of attempts to send and a preset threshold.
  • each coverage enhancement level corresponds to different coverage enhancement requirements.
  • the obtaining module 801 is specifically configured to:
  • the acquiring module 801 when the obtaining module 801 collects the enhanced number of transmissions of the paging message to obtain the number of attempts to send, the acquiring module 801 is specifically configured to:
  • the obtaining module 801 is specifically configured to: calculate a number of times the number of times the paging message is sent is divided by a number of times the paging message is requested by the coverage enhancement level of the paging message, and the obtained quotient is rounded up. The value of the number of attempts is sent.
  • the obtaining module 801 is further configured to:
  • processing module 802 is specifically configured to:
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • processing module 802 is specifically configured to:
  • the second coverage enhancement level is a coverage enhancement level of the paging message corresponding to the first preset threshold and the second preset threshold determined range.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • the network device further includes a sending module 803, configured to:
  • the paging message is sent according to the adjusted coverage enhancement level.
  • a storage module 804 is further included for:
  • the processing module adjusts the coverage enhancement level of the paging message
  • the adjusted coverage enhancement level of the paging message is saved.
  • a receiving module 805 is further included for:
  • the processing module 802 is further configured to:
  • the receiving module receives the response message, determining a coverage enhancement level of the paging message indicated by the response message, and determining a coverage enhancement level and a saved location of the paging message indicated by the response message.
  • the coverage enhancement level of the paging message is inconsistent, and the coverage enhancement level of the paging message saved by the storage module 804 is updated by using the coverage enhancement level of the paging message indicated by the response message.
  • the processing module 802 is specifically configured to: when determining a coverage enhancement level of the paging message indicated by the response message,
  • the network device is an MME or a base station.
  • the embodiment of the present invention further provides a network device.
  • the network device mainly includes a processor 901 and a memory 902, wherein a preset program is stored in the memory 902, and the processor 901 is configured to read a program saved in the memory 902 and execute the following process according to the program. :
  • the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is increasing according to the coverage enhancement level of the paging message. frequency;
  • each coverage enhancement level corresponds to different coverage enhancement requirements.
  • the processor 901 is specifically configured to collect the number of times the paging message is sent to obtain the number of attempts to send.
  • the network device further includes a transceiver 903, and the processor 901 receives, by the transceiver 903, the number of attempts to send sent by another network device.
  • the processor 901 collects the number of enhanced transmissions of the paging message to obtain the number of times of the attempt to send, specifically: counting the number of times the paging message is sent, according to the number of times the paging message is sent, and the paging The number of repeated transmissions required for the coverage enhancement level of the message determines the number of attempts to send.
  • the processor 901 determines the number of attempts to send according to the number of times of sending the paging message and the number of repeated transmissions required by the coverage enhancement level of the paging message, as follows: calculating the number of times the paging message is sent The number of repeated transmissions of the paging message required by the coverage enhancement level of the paging message, and the obtained quotient rounded up is the number of attempts to send.
  • the processor 901 Before adjusting the coverage enhancement level of the paging message, the processor 901
  • the processor 901 when the processor 901 determines that the number of attempts to send is greater than the preset threshold, the processor enhances the coverage enhancement level of the paging message from a first coverage enhancement level to a second coverage enhancement level;
  • the second coverage enhancement level is different from the first coverage enhancement level by one or more levels, or the second coverage enhancement level is a maximum coverage enhancement level or a minimum coverage enhancement level.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • the processor 901 determines that the coverage enhancement level of the paging message is adjusted from the first coverage enhancement level to the first when the number of attempts to send is greater than the first preset threshold and is less than the second preset threshold. And a second coverage enhancement level, where the second coverage enhancement level is a coverage enhancement level of the paging message corresponding to the first preset threshold and the second preset threshold determined range.
  • the coverage enhancement requirement corresponding to the second coverage enhancement level is greater than the coverage enhancement requirement corresponding to the first coverage enhancement level.
  • the processor 901 sends a message through the transceiver 903, and carries the indication information of the adjusted coverage enhancement level in the message;
  • the processor 901 transmits the paging message through the transceiver 903 according to the adjusted coverage enhancement level.
  • the processor 901 saves the adjusted coverage enhancement level of the paging message to the memory 902.
  • the processor 901 receives the response message of the paging message through the transceiver 903; if the response message is received by the sending machine 903, determining the coverage enhancement level of the paging message indicated by the response message, if determined
  • the coverage enhancement level of the paging message indicated by the response message is
  • the coverage enhancement level of the saved paging message is inconsistent, and the coverage enhancement level of the paging message saved by the storage module is updated by using the coverage enhancement level of the paging message indicated by the response message.
  • the processor 901 acquires a coverage enhancement level of the paging message carried in the response message.
  • the network device is an MME or a base station.
  • the processor may be a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or a transistor logic device, a discrete hardware component, and may implement or perform the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the transceiver can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the network device mainly includes:
  • the obtaining module 1001 is configured to obtain the number of attempts to send a paging message, where the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is increased according to the coverage enhancement level of the paging message.
  • the number of times the paging message is;
  • the sending module 1002 is configured to send a message carrying the number of attempts to send.
  • the obtaining module 1001 is specifically configured to:
  • the sending module is specifically configured to:
  • the paging message sent by the sending module further carries a coverage enhancement level of the terminal corresponding to the paging message or a coverage enhancement level of the paging message.
  • the network device is an MME.
  • the network device mainly includes a processor 1101, a memory 1102, and a transceiver 1103.
  • the memory 1102 stores a preset program, and the processor 1101 reads a program saved in the memory 1102, and executes the following process according to the program:
  • the number of attempts to send is the number of times the paging message is sent, or the number of attempts to send is increasing according to the coverage enhancement level of the paging message. frequency;
  • the transceiver 1103 is instructed to send a message carrying the number of attempts to send.
  • the processor 1101 collects the number of times the paging message is sent, and obtains the number of attempts to send.
  • the processor 1101 sends a paging message through the transceiver 1103, where the paging message carries the number of attempts to send.
  • the paging message sent by the transceiver 1103 further carries a coverage enhancement level of the terminal corresponding to the paging message or a coverage enhancement level of the paging message.
  • the network device is an MME.
  • the processor may be a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or a transistor logic device, a discrete hardware component, and may implement or perform the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the transceiver can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the network device mainly includes:
  • the receiving module 1201 is configured to receive a message sent by the first network device, where the message carries the indication information of the coverage enhancement level of the paging message;
  • the processing module 1202 determines, according to the indication information of the coverage enhancement level of the paging message carried in the message, a coverage enhancement level of the paging message.
  • the network device is a base station, and the first network device is an MME.
  • the network device mainly includes a processor 1301, a memory 1302, and a transceiver 1303.
  • the memory 1302 stores a preset program
  • the processor 1301 reads the program saved in the memory 1302, and executes the following process according to the program:
  • the network device is a base station, and the first network device is an MME.
  • the processor may be a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or a transistor logic device, a discrete hardware component, and may implement or perform the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the transceiver can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • the network device mainly includes:
  • a first determining module 1401, configured to determine a maximum coverage enhancement level of the paging message that can be supported
  • the second determining module 1402 is configured to determine the maximum coverage enhancement level as a coverage enhancement level of the paging message.
  • the network device is a base station.
  • the network device mainly includes a processor 1501 and a memory 1502.
  • the memory 1502 stores a preset program, and the processor 1501 reads the program saved in the memory 1502, and executes the following process according to the program:
  • the maximum coverage enhancement level is determined as a coverage enhancement level of the paging message.
  • the network device is a base station.
  • the processor may be a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or a transistor logic device, a discrete hardware component, and may implement or perform the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the terminal is also provided in the embodiment of the present invention.
  • the terminal is mainly include:
  • the detecting module 1601 is configured to detect a change in a coverage enhancement level of the paging message
  • the processing module 1602 is configured to not receive the paging message for a period of time after determining that the coverage enhancement level of the paging message is changed;
  • the period of time is determined according to a coverage enhancement level of the paging message before the change and a coverage enhancement level of the changed paging message.
  • the time period is based on a maximum number of repeated transmissions corresponding to a coverage enhancement level of the paging message before the change, and a coverage enhancement level of the paging message before the change and an coverage of the changed paging message.
  • the maximum number of repeated transmissions of each coverage enhancement level of the paging message between the enhanced levels is determined.
  • a terminal is also provided in the embodiment of the present invention.
  • the terminal refer to the description of the UE in the foregoing method embodiment, and the repeated description is not repeated, as shown in FIG.
  • the processor 1701, the memory 1702, and the transceiver 1703 are included, wherein A preset program is stored in the storage 1702, and the processor 1701 reads the program in the memory 1702, and executes the following process according to the program:
  • the period of time is determined according to a coverage enhancement level of the paging message before the change and a coverage enhancement level of the changed paging message.
  • the time period is based on a maximum number of repeated transmissions corresponding to a coverage enhancement level of the paging message before the change, and a coverage enhancement level of the paging message before the change and an coverage of the changed paging message.
  • the maximum number of repeated transmissions of each coverage enhancement level of the paging message between the enhanced levels is determined.
  • the processor may be a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or a transistor logic device, a discrete hardware component, and may implement or perform the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like. The steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the transceiver can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

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

Abstract

La présente invention concerne un procédé de transmission/réception de message, un procédé de détermination/acquisition de niveau d'amélioration de couverture et un dispositif associé réduisant le gaspillage de ressources sans consommation d'énergie supplémentaire. Le procédé de réglage consiste : à acquérir, par un dispositif de réseau, un comptage de transmissions tentées d'un message de radiomessagerie, le comptage de transmissions tentées étant un comptage de transmissions du message de radiomessagerie ou un comptage de transmissions du message de radiomessagerie après l'amélioration du message de radiomessagerie selon le niveau d'amélioration de couverture de message de radiomessagerie; et à régler, par le dispositif de réseau, le niveau d'amélioration de couverture du message de radiomessagerie selon le comptage de transmissions de tentative et un seuil préétabli.
PCT/CN2015/076198 2015-04-09 2015-04-09 Procédé de transmission/réception de message, procédé de détermination/acquisition de niveau d'amélioration de couverture et dispositif associé WO2016161606A1 (fr)

Priority Applications (2)

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CN201580071561.3A CN107113092A (zh) 2015-04-09 2015-04-09 消息发送/接收方法、覆盖增强等级确定/获取方法及相关设备
PCT/CN2015/076198 WO2016161606A1 (fr) 2015-04-09 2015-04-09 Procédé de transmission/réception de message, procédé de détermination/acquisition de niveau d'amélioration de couverture et dispositif associé

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EP3697139A4 (fr) * 2017-11-17 2020-10-28 Huawei Technologies Co., Ltd. Procédé et dispositif de transmission de message
CN110035482B (zh) * 2018-01-12 2021-01-15 中国移动通信有限公司研究院 一种寻呼方法、设备及计算机可读存储介质
CN110831014B (zh) * 2018-08-13 2022-08-30 中国移动通信有限公司研究院 一种无线网络覆盖控制方法和网络侧设备
CN111615189B (zh) * 2019-02-25 2023-03-28 中国移动通信有限公司研究院 一种寻呼配置的方法及设备
CN110337112B (zh) * 2019-04-30 2022-05-06 中国联合网络通信集团有限公司 终端接入方法及装置

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