WO2021245936A1 - Dispositif de gestion de communication - Google Patents

Dispositif de gestion de communication Download PDF

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Publication number
WO2021245936A1
WO2021245936A1 PCT/JP2020/022389 JP2020022389W WO2021245936A1 WO 2021245936 A1 WO2021245936 A1 WO 2021245936A1 JP 2020022389 W JP2020022389 W JP 2020022389W WO 2021245936 A1 WO2021245936 A1 WO 2021245936A1
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WIPO (PCT)
Prior art keywords
terminal
quality index
communication
index value
base station
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PCT/JP2020/022389
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English (en)
Japanese (ja)
Inventor
広樹 石塚
英輔 遠藤
昌志 安沢
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株式会社Ｎｔｔドコモ
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Application filed by 株式会社Ｎｔｔドコモ filed Critical 株式会社Ｎｔｔドコモ
Priority to JP2022528393A priority Critical patent/JP7510502B2/ja
Priority to PCT/JP2020/022389 priority patent/WO2021245936A1/fr
Publication of WO2021245936A1 publication Critical patent/WO2021245936A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]

Definitions

  • the present invention relates to QoS (Quality of Service) control in a communication system.
  • QoS Quality of Service
  • 5G a wireless communication method called 5G is being studied in order to realize further increase in system capacity, further increase in data transmission speed, and further reduction in delay in wireless sections. Is progressing.
  • 5G various techniques are being studied in order to satisfy the requirement that the delay of the radio section be 1 ms or less while achieving a throughput of 10 Gbps or more.
  • the study of services that provide the optimum network according to the type of application used by the terminal is underway.
  • the optimum network here is a network that performs optimum QoS control according to the type of application.
  • the service provides a low latency network when, for example, an application such as a real-time game is used as an application.
  • QoS control in the QoS control service for example, bandwidth control for providing large-capacity communication, priority control for providing low-delay communication, and the like are assumed.
  • Non-Patent Document 1 As a method for realizing the above-mentioned QoS control, a method using quality index values such as 5QI (Non-Patent Document 1) and QCI (Non-Patent Document 2) can be considered.
  • the network device perform the desired QoS control by notifying the network device such as the base station device of the quality index value corresponding to the desired QoS control.
  • the quality index value supported on the network side changes with respect to the communication of the terminal depending on the area or time in which the terminal exists.
  • time in the present specification includes not only hours, minutes, seconds, etc., but also days of the week, dates, months, seasons, and the like.
  • the prior art eg, Non-Patent Document 1, Non-Patent Document 2
  • the QoS control according to the area or the time cannot be appropriately executed.
  • the present invention has been made in view of the above points, and an object of the present invention is to provide a technique capable of appropriately executing QoS control for communication executed by a terminal according to an area or a time.
  • one or more quality index values supported in a network device for performing QoS control for communication performed by the terminal are set in the area where the terminal exists or the time when the terminal performs the communication.
  • the control unit that determines based on A communication management device including a transmission unit that transmits a quality index value applied to the communication among the one or more quality index values to the network device is provided.
  • a technology that enables QoS control for communication executed by a terminal to be appropriately executed according to an area or a time.
  • FIG. 1 It is a figure which shows the structural example of the communication system in embodiment of this invention. It is a figure for demonstrating the outline of communication in Embodiment of this invention. It is a figure which shows the example of the database which holds the information which associated the area and the quality index value. It is a figure which shows the example of the database which holds the information which associated with the base station apparatus and the quality index value. It is a figure which shows the example of the database which holds the information which associated the time and the quality index value. It is a figure which shows the example of the sequence for changing the quality index value. It is a figure which shows the example of the database which holds the information associated with the area, the quality index value, and the network parameter.
  • the existing technology may be appropriately used in the operation of the communication system according to the embodiment of the present invention.
  • the existing technology is, for example, an existing 5G or an existing LTE, but is not limited to the existing 5G or the existing LTE.
  • FIG. 1 shows a configuration example of a communication system according to an embodiment of the present invention.
  • the communication system according to the present embodiment has a terminal 10, a base station device 20, a data communication device 30, a communication management device 40, an application server 50, and a billing device 60, and is connected as shown in the figure. Has been done.
  • Devices connected by a line in FIG. 1 can communicate with each other. Further, in FIG. 1, communication may be performed between devices that are not connected by a line.
  • the terminal 10, the base station device 20, the data communication device 30, and the application server 50 are shown one by one, a plurality of each may be provided. Further, the configuration including the base station device 20 and the data communication device 30 may be referred to as a “network”.
  • the terminal 10 is a device having a wireless communication function and capable of executing various applications, for example, a smartphone. Further, the terminal 10 has a function of performing QoS control based on the quality index value.
  • the terminal 10 may be referred to as a UE (User Equipment).
  • the base station device 20 performs wireless communication with the terminal 10, data communication (data plane communication) with the data communication device 30, and control communication (control plane communication) with the communication management device 40. I do. Further, the base station apparatus 20 has a function of performing QoS control based on a quality index value for each of UL (uplink) communication and DL (downlink) communication.
  • the base station device 20 may be referred to as a RAN (Radio Access Network).
  • the communication management device 40 performs control communication with the terminal 10, the base station device 20, and the data communication device 30 to set a packet communication path between the terminal 10 and the data communication device 30, and also sets the packet communication path between the terminal 10 and the data communication device 30.
  • quality index values for all or part of the base station device 20 and the data communication device 30
  • desired QoS control can be achieved for the flow of packets between the terminal 10 and the data communication device 30 in the communication path. To be done.
  • the communication path may be called a session or bearer.
  • one or more flows flow on the communication path, and it is possible to perform QoS control individually for each flow.
  • the flow may be referred to as a QoS flow, a service data flow, or the like.
  • QoS control may be performed for each communication path. In this case, for example, if three flows flow in one communication path, the same QoS control is performed on the three flows.
  • the data communication device 30 receives the packet (user data) transmitted from the application server 50 and forwards it to the terminal 10, receives the packet transmitted from the terminal 10, and forwards it to the application server 50 side. Further, the data communication device 30 has a function of performing QoS control based on the quality index value for each of UL and DL. In the present embodiment, it is assumed that the applications in the application server 50 and the terminal 10 both send and receive IP packets, but Ethernet (registered trademark) packets may be sent and received.
  • the data communication device 30 also has a function of counting packets sent and received and transmitting the count value (number of packets) to the billing device 60.
  • the billing device 60 has a function of billing the user.
  • the function of the billing device 60 may be included in the communication management device 40. In this case, the function of the billing device 60 is provided by the control unit of the communication management device 40.
  • the application server 50 is a server that communicates with an application running on the terminal 10. In this embodiment, it is assumed that the application server 50 is different for each application running on the terminal 10.
  • a 5G core network may be configured by the base station device 20, the data communication device 30, the communication management device 40, and the billing device 60.
  • the base station apparatus 20 is gNB
  • the data communication apparatus 30 is UPF
  • the communication management apparatus 40 is SMF
  • the billing apparatus 60 is PCF.
  • the communication management device 40 may include AMF and SMF. Further, the communication management device 40 may include AMF, SMF, and PCF. Further, the communication management device 40 may include AMF, SMF, PCF, and UDM.
  • the EPC network may be configured by the base station device 20, the data communication device 30, the communication management device 40, and the billing device 60.
  • the base station device 20 is an eNB
  • the data communication device 30 is an S-GW, a P-GW, or an S-GW and a PG
  • the communication management device 40 is an MME, which is a billing device.
  • 60 is PCRF.
  • the communication management device 40 may include MME, HSS, and PCRF.
  • QoS control for communication between the terminal 10 and the application server 50 is performed according to the type of application used in the terminal 10. At this time, depending on the area (position) or time when the terminal 10 communicates, the QoS control is performed in consideration of the quality index value supported in the network (base station apparatus 20 and data communication apparatus 30).
  • application may be referred to as "app”.
  • the QoS control in the present embodiment includes, for example, control for providing high-speed and large-capacity communication (large-capacity QoS control, high-speed QoS control), control for providing low-delay communication (low-delay QoS control), and the like.
  • FIG. 2 is a diagram showing an example of QoS control related to communication between the terminal 10 and the application server 50.
  • the application A is used in the terminal 10, and the terminal 10 communicates with the application server 50A.
  • the network side that is, network devices such as the base station device 20 and the data communication device 30
  • a large capacity QoS is used. Control is set in advance, and large-capacity QoS control is executed for the communication according to the setting.
  • the application B is used in the terminal 10, and the terminal 10 communicates with the application server 50B.
  • the application B is used by the terminal 10 (that is, when communicating with the application server 50B)
  • low-delay QoS control is set in advance, and the communication is performed according to the setting. Low latency QoS control is executed for.
  • the base station apparatus 20-1 connected when the terminal 10 is present in the area 1 has the ability to perform large-capacity QoS control, but the base station apparatus 20 connected when the terminal 10 is present in the area 2. -2 shall not have the ability to perform large-capacity QoS control.
  • the above example is control due to the capacity (specs) of the base station device 20.
  • QoS control is not performed because large-capacity communication is possible with best-effort communication without performing QoS control, and in urban areas, QoS control is also performed. It is possible.
  • the base station apparatus 20-3 connected when the terminal 10 is present in the area 3 has the ability to perform large-capacity QoS control at time T1 in the time zone excluding 17:00 to 21:00. If it is time T2 in the time zone from hour to 21:00, it is assumed that it does not have the ability to perform large-capacity QoS control.
  • the large-capacity QoS control is performed at a time other than 17:00 to 21:00.
  • the large-capacity QoS control is not performed, and for example, communication with best effort is performed.
  • performing QoS control according to the application type is an example. It does not depend on the application type or the access destination application server, and may perform QoS control according to, for example, the SIM in the terminal 10, the contract type of the SIM, and the like.
  • the technique according to the present invention can be applied to both QoS control according to the application type and QoS control independent of the application type.
  • the terminal A uniformly applies the large-capacity QoS control when communicating with the base station device 1, and uniformly applies the best effort when communicating with the base station device 2. It is possible to control such as.
  • the QoS control using the technique according to the present invention is performed between the terminal 10 and the application server 50, but the QoS control using the technique according to the present invention is performed between the terminal 10 and the application server. It is applicable not only between 50 and 50. That is, the QoS control using the technique according to the present invention can be applied to communication between the terminal 10 and an arbitrary device (for example, an authentication device) in the network.
  • an arbitrary device for example, an authentication device
  • the QoS control in this embodiment is performed using quality index values such as QCI and 5QI.
  • quality index values such as QCI and 5QI.
  • the quality index values such as QCI and 5QI change depending on the area or time. Therefore, in the prior art, the above QoS control is performed. It cannot be realized.
  • QoS control is possible with the technique according to the present embodiment.
  • the operation of the communication system according to the present embodiment that enables such QoS control will be described in more detail.
  • Example 1 is a basic example, and Examples 2 to 5 explain functions added to Example 1, respectively. Further, a plurality of examples of Examples 2 to 5 may be combined with Example 1. Further, the communication system in the present embodiment may have all the functions of the first to fifth embodiments.
  • one or more network parameters for QoS control are associated with the quality index value.
  • the network device determines and determines the transmission method of the packet (priority over other packets, etc.) based on the information in the header of the packet to be forwarded. Send according to the transmission method.
  • the information in the above header may be the quality index value itself, the value associated with the quality index value (for example, the value that identifies the flow), or information other than these values. You may.
  • the quality index value may be a parameter itself of 1 or more.
  • the quality index value may be referred to as a QoS, 5QI, QoS rule, QoS profile, or the like.
  • the QoS control corresponding to a certain quality index value may be applied to both UL and DL communication, or the UL quality index value and the DL quality index value may be used separately. Further, only the quality index value for DL may be defined, and the same QoS control as for DL may be performed for UL. Further, the terminal 10 may apply the same QoS control as the QoS control applied to the received DL packet to the UL without receiving the setting of the quality index value.
  • control of the area or the time is explained, but the control may be performed based on the combination of the area and the time.
  • the quality index value supported by the network changes depending on the area where the terminal 10 exists or the time when the terminal 10 communicates.
  • the quality index value to be supported changes according to the area or time means that the quality index value supported in the network is determined in advance for each area / time based on the device specifications, the tendency of fluctuation of traffic by region / time, etc. It may be set aside, or the quality index value supported in the network may be dynamically determined according to the traffic situation for each area / time.
  • the supported quality index values for each area / time which are predetermined or dynamically determined, are stored in the communication management device 40. Further, it is assumed that the communication management device 40 also makes the determination when it is dynamically determined. However, this is an example, and the network device (base station device 20, data communication device 30, etc.) may determine and hold the quality index value supported by itself for each time.
  • FIGS. 3 to 5 show examples of information (table) held in a storage device such as a memory in order for the communication management device 40 to determine a quality index value supported in the network for each area / time.
  • FIG. 3 shows information in which the area where the terminal 10 exists and the quality index value supported on the network side are associated with each other.
  • FIG. 4 shows information in which a base station device and a quality index value supported by the base station device are associated with each other.
  • FIG. 5 shows information in which a time (time zone) and a quality index value supported by the network in that time zone are associated with each other.
  • FIG. 6 is a diagram showing an example of a sequence at the time of establishing a communication path in the communication system of the present embodiment. With reference to FIG. 6, an example in which the quality index value is set according to the area / time at the time of establishing the communication path will be described.
  • the communication management device 40 that has received the connection request from the terminal 10 determines the quality index value (referred to as the quality index value A) for the communication by the application A.
  • the quality index value A the quality index value for the communication of the terminal 10 is determined based on the SIM information of the terminal 10 or the contract information of the terminal 10 without depending on the application type. good.
  • the network (network device) used for communication in the area where the terminal 10 exists supports the quality index value A. It is confirmed whether or not it is present (S102). The area where the terminal 10 exists can be determined from the information included in the connection request.
  • the base station device can be identified from the information included in the connection request. You may check whether or not. Further, with reference to the information shown in FIG. 5, it may be confirmed whether or not the network device supports the quality index value A at the current time (transmission time of the connection request).
  • the communication management device 40 When the communication management device 40 confirms that the quality index value A is supported, the communication management device 40 transmits a communication path setting request including the quality index value A to the data communication device 30 (S103).
  • the data communication device 30 that has received the communication path setting request including the quality index value A communicates so as to perform QoS control corresponding to the quality index value A for the flow of packets flowing between the terminal 10 and the application server 50A.
  • a process for setting a route (resource securing, etc.) is performed, and a response is returned to the communication management device 40 (S104).
  • QoS control is performed for both the device on the core network side (data communication device 30) and the RAN section (terminal 10-base station device 20).
  • QoS control may be performed only for the RAN section (terminal 10-base station apparatus 20).
  • the quality index value A may not be included in the communication path setting request transmitted to the data communication device 30.
  • the QoS control may be performed only for the device (data communication device 30) on the core network side, and the QoS control may not be performed in the RAN section (terminal 10-base station device 20).
  • the communication management device 40 transmits a communication path setting request including the quality index value A to the base station device 20 (S105).
  • the base station apparatus 20 Upon receiving the communication path setting request including the quality index value A, the base station apparatus 20 communicates so as to perform QoS control corresponding to the quality index value A for the flow of packets flowing between the terminal 10 and the application server 50A.
  • a process for setting a route (resource securing, etc.) is performed, and a response is returned to the communication management device 40 (S106). Further, in S106, the communication management device 40 returns a response to the connection request of S101 to the terminal 10. This response includes a quality index value A.
  • the terminal 10 that has received the quality index value A can perform QoS control based on the quality index value A.
  • the quality index value may not be included in the response of S107.
  • a communication path is established between the terminal 10 and the data communication device 30, and thereafter, packet communication between the terminal 10 and the application server 50A is performed via the communication path.
  • the communication management device 40 determines in the above S102 that the quality index value A is not supported by the network device, for example, the communication path including the quality index value indicating the default quality as the quality index value.
  • the setting request is transmitted to the data communication device 30 / base station device 20.
  • the information indicating that the quality index value indicating the default quality is used may be notified from the communication management device 40 to the terminal 10 (application) and the application server 50A.
  • the communication management device 40 determines that the quality index value A is not supported by the network device, the communication path setting request not including the quality index value is transmitted to the data communication device 30 / base station device 20. May be good. In this case, the data communication device 30 / base station device 20 may determine that best effort communication is performed with respect to the flow.
  • the communication management device 40 does not make a determination in S102.
  • the communication path setting request including the quality index value A may be transmitted to the data communication device 30 / base station device 20.
  • the data communication device 30 and the base station device 20 each accept the quality index value A if it supports it, and execute the QoS control based on the quality index value A. If the data communication device 30 and the base station device 20 do not support the quality index value A, for example, the QoS control based on the default quality is executed, or the QoS control is not executed and the best effort is achieved. Communication.
  • the communication management device 40 refers to the information in FIG. 3 or the information in FIG. 5, and while the terminal 10 is communicating with the application server 50A, the terminal 10 is moved or the time elapses.
  • the quality index value A applied to the communication is no longer supported by the network device, another quality is supported for each of the data communication device 30 and the base station device 20.
  • An index value (eg, a quality index value that enables QoS control as close as possible to the QoS control by the quality index value A) may be notified.
  • the information indicating that the other quality index value is used may be notified from the communication management device 40 to the terminal 10 (application) and the application server 50A.
  • each device uses the default network parameter as one or more network parameters corresponding to the quality index value.
  • Example 2 In the second embodiment, the network associated with the quality index value supported by the network device (base station device 20, data communication device 30) according to the area where the terminal 10 exists or the time when the terminal 10 communicates.
  • the parameters change.
  • the base station device 20-1 (or the data communication device 30-1) instructed by the communication management device 40 to perform QoS control of the quality index value A performs QoS control so as to provide a maximum band of 5 Mbps.
  • the base station device 20-2 (or the data communication device 30-2) instructed by the communication management device 40 to perform the same QoS control of the quality index value A as described above is to provide the maximum band of 10 Mbps. QoS control is performed.
  • each of the network devices holds information in which the quality index value and the network parameter are associated with each other, and the above control can be performed by referring to the information. ..
  • the base station device 20-1 instructed by the communication management device 40 to perform QoS control of the quality index value A performs QoS control so as to provide a maximum band of 5 Mbps at a certain time zone.
  • QoS control is performed so as to provide a maximum band of 10 Mbps.
  • each of the network devices holds information in which the time (time zone), the quality index value, and the network parameter are associated with each other, and the information is referred to as described above. You can control it.
  • the communication management device 40 holds one or more or all of the information shown in FIGS. 7 to 9 to base one or more network parameters corresponding to the quality index values for the communication performed by the terminal 10.
  • the station device 20 and the data communication device 30 may be notified.
  • FIG. 7 shows information associated with the area where the terminal 10 exists, the quality index value, and the network parameter.
  • FIG. 8 shows information associated with the base station device to which the terminal 10 is connected, the quality index value, and the network parameter.
  • FIG. 9 shows information associated with the time (time zone) when the terminal 10 communicates, the quality index value, and the network parameter.
  • the communication management device 40 acquires the network parameter corresponding to “3” in the area where the terminal 10 exists by referring to the information shown in FIG. 7, and obtains the quality index value (“3”) and the network parameter. Is included in the communication path setting request and transmitted to the data communication device 30 and the base station device 20 (S103, S105 in FIG. 6). The data communication device 30 and the base station device 20 each execute QoS control for the flow of communication between the terminal 10 and the application server 50 based on the network parameters received from the communication management device 40.
  • the network parameters notified to the data communication device 30 and the base station device 20 by the communication management device 40 are only network parameters different from the default network parameters corresponding to the quality index value (“3”). good.
  • the network parameters corresponding to the base station apparatus to which the terminal 10 is connected and the quality index value may be acquired with reference to the information shown in FIG. 8, and the information shown in FIG. 9 may be acquired.
  • the network parameters corresponding to the time zone of the current time (the transmission time of the connection request) and the quality index value may be acquired by referring to.
  • the network parameter corresponding to the quality index value in use for the communication changes due to the movement of the terminal 10 or the passage of time while the terminal 10 is communicating with the application server 50. May notify each of the base station apparatus 20 and the data communication apparatus 30 of the changed network parameters. Further, the communication management device 40 may further notify the terminal 10 and the application server 50 of the changed network parameters.
  • FIG. An example of the sequence is shown in FIG.
  • a communication path is established by the sequence shown in FIG. 6, and a flow communication to which the QoS control based on the quality index value (“3”) is applied is performed between the terminal 10 and the application server 50. It is assumed that it has been broken. Further, it is assumed that the terminal 10 initially exists in the area A and the time is in the time zone of 0 to 4.
  • the communication management device 40 monitors the position (movement) of the terminal 10, and when it detects that the terminal 10 has moved from the area A to the area B, for example, determines that the network parameters need to be changed. From the information shown in FIG. 7, the network parameters corresponding to the area B and the quality index value (“3”) are acquired.
  • the communication management device 40 monitors the time, and when, for example, detects that the time has reached the time in the time zone of 4 to 10, it determines that the network parameter needs to be changed, and FIG. From the information shown in (1), the network parameters corresponding to the time zone (4 to 10) and the quality index value ("3") are acquired.
  • the communication control device 40 transmits a change instruction including the changed network parameters to the base station device 20, the data communication device 30, and the terminal 10, respectively. As described above, it may also be transmitted to the application server 50.
  • the base station device 20, the data communication device 30, and the terminal 10 that have received the change instruction perform QoS control using the changed network parameters.
  • the quality index value supported by the network for the communication of the terminal 10 is determined according to the area where the terminal 10 exists or the time when the terminal 10 communicates. Can change.
  • the billing method is dynamically changed according to the supported quality index value.
  • the billing device 60 (or the control unit of the communication management device 40) in the third embodiment holds the information (table) shown in FIG.
  • the billing device 60 (or the control unit of the communication management device 40) acquires information indicating from the communication management device 40 that the terminal 10 communicates in which area at what time. Further, the billing device 60 (or the control unit of the communication management device 40) holds the information shown in FIG. Further, the billing device 60 (or the control unit of the communication management device 40) acquires the number of communication packets of the terminal 10 (for example, time-series data of the number of packets per unit time) from the data communication device 30.
  • the process of determining the billing amount for a certain month (assuming 30th) will be described.
  • the billing amount for the minute the billing amount of 1000 ⁇ (1/3) is determined based on the information in FIG.
  • the billing device 60 or the control unit of the communication management device 40
  • pay-as-you-go billing is performed based on the information in FIG.
  • the billing amount is determined as (X ⁇ packet unit price) yen.
  • the billing device 60 determines the billing amount for the user of the terminal 10 as "1000 x (1/3) + (X x packet unit price)" yen.
  • the billing device 60 determines the billing amount for the user of the terminal 10 as "1000 x (1/3) + (X x packet unit price)" yen.
  • Example 4 In the fourth embodiment, an example will be described in which the base station apparatus 20 to which the terminal 10 is connected is changed from the base station apparatus 20A to the base station apparatus 20B by performing the handover by the terminal 10.
  • FIG. 12 is a sequence diagram in Example 4.
  • communication is performed between the terminal 10 and the application server 50, for example, via the communication path (using the base station apparatus 20A) established by the sequence shown in FIG. And. Further, it is assumed that the QoS control based on the quality index value A is applied to this communication.
  • the terminal 10 executes a handover from the base station device 20A to the base station device 20B.
  • the base station apparatus 20B is notified that the quality index value A is applied to the communication between the terminal 10 and the application server 50.
  • the terminal 10 transmits a handover notification including the ID of the base station device 20B after the handover to the communication management device 40.
  • the communication management device 40 grasps that the base station device 20 after the handover of the terminal 10 is the base station device 20B.
  • the communication management device 40 receives information from the base station device 20B indicating that the terminal 10 is connected, so that the base station device 20 after the handover of the terminal 10 is the base station device 20B. You may grasp it.
  • the communication management device 40 refers to the information shown in FIG. 4 and determines whether or not the quality index value A is supported by the base station device 20B. If the quality index value A is supported in the base station apparatus 20B, the QoS control based on the quality index value A is continuously executed for the communication after the handover.
  • the communication management device 40 sets the quality index value A in, for example, among the quality index values supported by the base station device 20B (and the data communication device 30).
  • a quality index value for performing QoS control closest to the based QoS control is determined, included in the change instruction, and notified to the base station device 20B, the data communication device 30, and the terminal 10 (S304, S305, S306). Further, the changed quality index value may be transmitted to the application server 50A as well.
  • Each device that receives the changed quality index value executes QoS control based on the changed quality index value.
  • the communication management device 40 acquires the network parameters corresponding to the changed base station device 20B and the changed quality index value by referring to the information shown in FIG. 8, and in S304 to S306, the changed network parameters are acquired. Along with the quality index value, the corresponding network parameter may be notified to each device. Further, the changed network parameters may be transmitted to the application server 50A as well.
  • the communication management device 40 has detected that the quality index value A has not changed in the changed base station device 20B, but the corresponding network parameter has changed based on the information shown in FIG. In that case, in S304 to S306, the changed network parameters may be notified to each device.
  • the base station apparatus 20B In the process of handover, it is notified to the base station apparatus 20B that the quality index value A is applied to the notification between the terminal 10 and the application server 50, so that the base station apparatus 20B itself is the quality index value A. If the base station device 20B itself makes the judgment and determines that the quality index value A is supported, the quality index for the communication after the handover is obtained. When QoS control based on the value A is executed and it is determined that the quality index value A is not supported, another quality index value may be determined and the quality index value may be applied. In this case, the base station apparatus 20B notifies the data communication apparatus 30, the terminal 10, the application server 50, and the like of the changed quality index value.
  • the base station apparatus 20B When the base station apparatus 20B itself has a function of determining the network parameters corresponding to each quality index value, the base station apparatus 20B itself determines the network parameters for the quality index values to be used. The network parameters may be notified to the data communication device 30, the terminal 10, the application server 50, and the like.
  • the communication management device 40 includes an information providing function 41.
  • the information providing function 41 is realized by, for example, API.
  • the information providing function 41 responds to inquiries from other devices (eg, terminal 10, base station device 20, data communication device 30, application server 50), and responds to other devices by area, time, etc. Provide supported quality indicator values and network parameters corresponding to the quality indicator values.
  • the communication management device 40 holds any one or a plurality or all of the information of FIGS. 3 to 5 and the information of FIGS. 7 to 9. For example, as shown in FIG. 13, when the terminal 10 (more specifically, the application in the terminal 10) inquires of the communication management device 40 about the quality index value supported in the area A (S401), the information is displayed. The providing function 41 returns 1 to 10 as the quality index values supported in the area A to the terminal 10 by referring to the information in FIG. 3 (S402).
  • the application server inquires of the communication management device 40 about the network parameter corresponding to the quality index value (“3”) in the area A (S501)
  • the information providing function 41 displays the information of FIG. 7.
  • the network parameter corresponding to the quality index value (“3”) in the area A is returned to the application server 50 (S502).
  • the information providing function 41 may be provided in the base station device 20, the data communication device 30, or other than the communication management device 40, the base station device 20, and the data communication device 30. It may be provided in the device of.
  • the QoS control for the communication executed by the terminal 10 can be appropriately executed according to the area or the time. Further, according to the third embodiment, the charging to the terminal 10 can be appropriately executed based on the supported quality index value. Further, according to the fifth embodiment, it is possible to grasp the quality index values, network parameters, etc. that can be used for each area and each time.
  • FIG. 14 is a diagram showing an example of the functional configuration of the terminal 10. As shown in FIG. 14, the terminal 10 has a transmission unit 110, a reception unit 120, a setting unit 130, and a control unit 140.
  • the functional configuration shown in FIG. 14 is only an example. Any function classification and name of the functional unit may be used as long as the operation according to the embodiment of the present invention can be performed.
  • the transmission unit 110 includes a function of generating a signal to be transmitted and transmitting the signal.
  • the receiving unit 120 includes a function of receiving various signals and acquiring information of, for example, a higher layer from the received signals.
  • the transmitting unit 110 and the receiving unit 120 include a function of performing QoS control.
  • the transmitter 110 and the receiver 120 may be referred to as a transmitter and a receiver, respectively.
  • the setting unit 130 stores the setting information in the storage device (storage unit) and reads it out from the storage device as needed.
  • the control unit 140 controls the terminal 10.
  • FIG. 15 is a diagram showing an example of the functional configuration of the base station apparatus 20.
  • the base station apparatus 20 includes a transmission unit 210, a reception unit 220, a setting unit 230, and a control unit 240.
  • the functional configuration shown in FIG. 15 is only an example. Any function classification and name of the functional unit may be used as long as the operation according to the embodiment of the present invention can be performed.
  • the transmission unit 210 includes a function of generating a signal to be transmitted and transmitting the signal.
  • the receiving unit 220 includes a function of receiving various signals and acquiring information of, for example, a higher layer from the received signals.
  • the transmitting unit 210 and the receiving unit 220 include a function of performing QoS control.
  • the transmitter 210 and the receiver 220 may be referred to as a transmitter and a receiver, respectively.
  • the setting unit 230 stores the setting information in the storage device (storage unit) and reads it out from the storage device as needed.
  • the control unit 240 controls the base station device 20.
  • FIG. 16 is a diagram showing an example of the functional configuration of the communication management device 40.
  • the communication management device 40 includes a transmission unit 410, a reception unit 420, a setting unit 430, and a control unit 440.
  • the functional configuration shown in FIG. 16 is only an example. Any function classification and name of the functional unit may be used as long as the operation according to the embodiment of the present invention can be performed.
  • the transmission unit 410 includes a function of generating a signal to be transmitted and transmitting the signal.
  • the receiving unit 420 includes a function of receiving various signals and acquiring information of, for example, a higher layer from the received signals.
  • the transmitter 410 and the receiver 420 may be referred to as a transmitter and a receiver, respectively.
  • the setting unit 430 stores the setting information in the storage device (storage unit) and reads it out from the storage device as needed.
  • the content of the setting information is, for example, the information shown in FIGS. 3 to 5 and 7 to 9.
  • the control unit 440 controls the communication management device 40.
  • the control unit 440 communicates with one or more quality index values supported by a network device that performs QoS control for communication between the terminal 10 and the application server 50 in the area where the terminal 10 exists or the terminal 10. Judgment is based on the time when the operation is performed.
  • FIG. 17 is a diagram showing an example of the functional configuration of the data communication device 30.
  • the data communication device 30 includes a transmission unit 310, a reception unit 320, a setting unit 330, and a control unit 340.
  • the functional configuration shown in FIG. 17 is only an example. Any function classification and name of the functional unit may be used as long as the operation according to the embodiment of the present invention can be performed.
  • the transmission unit 510 includes a function of generating a signal to be transmitted and transmitting the signal.
  • the receiving unit 520 includes a function of receiving various signals and acquiring information of, for example, a higher layer from the received signals.
  • the transmitting unit 310 and the receiving unit 320 include a function of performing QoS control.
  • the transmitter 510 and the receiver 520 may be referred to as a transmitter and a receiver, respectively.
  • the setting unit 530 stores the setting information in the storage device (storage unit) and reads it out from the storage device as needed.
  • the control unit 540 controls the data communication device 30.
  • FIG. 18 is a diagram showing an example of the functional configuration of the billing device 60.
  • the billing device 60 includes a transmission unit 610, a reception unit 620, a setting unit 630, and a control unit 640.
  • the functional configuration shown in FIG. 18 is only an example. Any function classification and name of the functional unit may be used as long as the operation according to the embodiment of the present invention can be performed.
  • the transmission unit 610 includes a function of generating a signal to be transmitted and transmitting the signal.
  • the receiving unit 620 includes a function of receiving various signals and acquiring information of, for example, a higher layer from the received signals.
  • the transmitter 610 and the receiver 620 may be referred to as a transmitter and a receiver, respectively.
  • the setting unit 630 stores the setting information in the storage device (storage unit) and reads it out from the storage device as needed.
  • the setting information is, for example, the information shown in FIG.
  • the control unit 640 controls the billing device 60. Further, the control unit 640 charges the terminal 10. Specifically, the billing amount for the terminal 10 is calculated, and the calculated result is transmitted to the outside.
  • each functional block may be realized using one physically or logically coupled device, or two or more physically or logically separated devices can be directly or indirectly (eg, for example). , Wired, wireless, etc.) and may be realized using these plurality of devices.
  • the functional block may be realized by combining the software with the one device or the plurality of devices.
  • Functions include judgment, decision, judgment, calculation, calculation, processing, derivation, investigation, search, confirmation, reception, transmission, output, access, solution, selection, selection, establishment, comparison, assumption, expectation, and assumption. Broadcasting, notifying, communicating, forwarding, configuring, reconfiguring, allocating, mapping, assigning, etc., but limited to these I can't.
  • a functional block (configuration unit) that makes transmission function is called a transmitting unit (transmitting unit) or a transmitter (transmitter).
  • the realization method is not particularly limited.
  • the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, the billing device 60, and the like in one embodiment of the present disclosure may function as a computer that performs the processing of the present disclosure.
  • FIG. 19 is a diagram showing an example of the hardware configuration of the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 according to the embodiment of the present disclosure.
  • the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 are physically the processor 1001, the storage device 1002, the auxiliary storage device 1003, the communication device 1004, and the input device 1005.
  • the output device 1006, the bus 1007, and the like may be configured as a computer device.
  • the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 may be virtual machines, respectively.
  • the word “device” can be read as a circuit, device, unit, etc.
  • the hardware configuration of the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 may be configured to include one or more of the devices shown in the figure. It may be configured without including the device of the unit.
  • Each function in the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 is performed by loading predetermined software (program) on the hardware such as the processor 1001 and the storage device 1002.
  • the processor 1001 performs an operation, controls communication by the communication device 1004, and controls at least one of reading and writing of data in the storage device 1002 and the auxiliary storage device 1003.
  • the processor 1001 operates, for example, an operating system to control the entire computer.
  • the processor 1001 may be configured by a central processing unit (CPU: Central Processing Unit) including an interface with a peripheral device, a control device, an arithmetic unit, a register, and the like.
  • CPU Central Processing Unit
  • the control unit and the like of each of the above-mentioned devices may be realized by the processor 1001.
  • the processor 1001 reads a program (program code), a software module, data, or the like from at least one of the auxiliary storage device 1003 and the communication device 1004 into the storage device 1002, and executes various processes according to these.
  • a program that causes a computer to execute at least a part of the operations described in the above-described embodiment is used.
  • the control unit of the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 may be stored in the storage device 1002 and realized by a control program operated by the processor 1001.
  • Processor 1001 may be mounted by one or more chips.
  • the program may be transmitted from the network via a telecommunication line.
  • the storage device 1002 is a computer-readable recording medium, and is, for example, by at least one of ROM (ReadOnlyMemory), EPROM (ErasableProgrammableROM), EEPROM (ElectricallyErasableProgrammableROM), RAM (RandomAccessMemory), and the like. It may be configured.
  • the storage device 1002 may be referred to as a register, a cache, a main memory (main storage device), or the like.
  • the storage device 1002 can store a program (program code), a software module, or the like that can be executed to implement the communication method according to the embodiment of the present disclosure.
  • the auxiliary storage device 1003 is a computer-readable recording medium, and is, for example, an optical disk such as a CD-ROM (Compact Disc ROM), a hard disk drive, a flexible disk, an optical magnetic disk (for example, a compact disk, a digital versatile disk, Blu).
  • -It may be composed of at least one of a ray (registered trademark) disk), a smart card, a flash memory (for example, a card, a stick, a key drive), a floppy (registered trademark) disk, a magnetic strip, and the like.
  • the storage medium described above may be, for example, a database, server or other suitable medium containing at least one of the storage device 1002 and the auxiliary storage device 1003.
  • the communication device 1004 is hardware (transmission / reception device) for communicating between computers via at least one of a wired network and a wireless network, and is also referred to as, for example, a network device, a network controller, a network card, a communication module, or the like.
  • the communication device 1004 includes, for example, a high frequency switch, a duplexer, a filter, a frequency synthesizer, and the like in order to realize at least one of frequency division duplex (FDD: Frequency Division Duplex) and time division duplex (TDD: Time Division Duplex). It may be composed of.
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • the transmission / reception unit may be physically or logically separated from each other in the transmission unit and the reception unit.
  • the input device 1005 is an input device (for example, a keyboard, a mouse, a microphone, a switch, a button, a sensor, etc.) that accepts an input from the outside.
  • the output device 1006 is an output device (for example, a display, a speaker, an LED lamp, etc.) that outputs to the outside.
  • the input device 1005 and the output device 1006 may have an integrated configuration (for example, a touch panel).
  • each device such as the processor 1001 and the storage device 1002 is connected by a bus 1007 for communicating information.
  • the bus 1007 may be configured by using a single bus, or may be configured by using a different bus for each device.
  • the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 include a microprocessor, a digital signal processor (DSP: Digital Signal Processor), an ASIC (Application Specific Integrated Circuit), and a PLD (Application Specific Integrated Circuit). It may be configured to include hardware such as ProgrammableLogicDevice) and FPGA (FieldProgrammableGateArray), and a part or all of each functional block may be realized by the hardware. For example, processor 1001 may be implemented using at least one of these hardware.
  • DSP Digital Signal Processor
  • ASIC Application Specific Integrated Circuit
  • PLD Application Specific Integrated Circuit
  • processor 1001 may be implemented using at least one of these hardware.
  • At least the communication management device shown in the following items 1 to 6 is provided.
  • a control unit that determines one or more quality index values supported by a network device for performing QoS control for communication performed by a terminal based on the area where the terminal exists or the time when the terminal performs the communication.
  • a communication management device including a transmission unit that transmits a quality index value applied to the communication among the one or more quality index values to the network device.
  • the control unit determines a network parameter corresponding to a quality index value applied to the communication based on the area where the terminal exists or the time when the terminal performs the communication.
  • the communication management device according to item 1, wherein the transmission unit transmits the network parameters to the network device.
  • the communication management device according to any one of the items. (Section 6) In response to an inquiry from another device, the control unit returns the quality index value or network parameter supported in a specific area or at a specific time to the other device, whichever is one of the items 1 to 5.
  • the communication management device according to item 1.
  • the QoS control for the communication executed by the terminal is appropriate according to the area or time.
  • the technology that makes it possible to carry out is provided.
  • the operation of the plurality of functional units may be physically performed by one component, or the operation of one functional unit may be physically performed by a plurality of components.
  • the processing order may be changed as long as there is no contradiction.
  • the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 have been described using a functional block diagram, but such devices are hardware. It may be realized by software or a combination thereof.
  • the software operated by the processors of the terminal 10, the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 is a random access memory (RAM), a flash memory, and a read, respectively. It may be stored in a dedicated memory (ROM), EPROM, EEPROM, register, hard disk (HDD), removable disk, CD-ROM, database, server or any other suitable storage medium.
  • information notification includes physical layer signaling (for example, DCI (Downlink Control Information), UCI (Uplink Control Information)), higher layer signaling (for example, RRC (Radio Resource Control) signaling, MAC (Medium Access Control) signaling, etc. It may be carried out by broadcast information (MIB (Master Information Block), SIB (System Information Block)), other signals, or a combination thereof.
  • RRC signaling may be referred to as an RRC message, for example, RRC. It may be a connection setup (RRCConnectionSetup) message, an RRC connection reconfiguration (RRCConnectionReconfiguration) message, or the like.
  • Each aspect / embodiment described in the present disclosure includes LTE (Long Term Evolution), LTE-A (LTE-Advanced), SUPER 3G, IMT-Advanced, 4G (4th generation mobile communication system), and 5G (5th generation mobile communication).
  • system FRA (Future Radio Access), NR (new Radio), W-CDMA (registered trademark), GSM (registered trademark), CDMA2000, UMB (Ultra Mobile Broadband), IEEE 802.11 (Wi-Fi (registered trademark)) )), LTE 802.16 (WiMAX®), IEEE 802.20, UWB (Ultra-WideBand), Bluetooth®, and other systems that utilize appropriate systems and have been extended based on these. It may be applied to at least one of the next generation systems. Further, a plurality of systems may be applied in combination (for example, a combination of at least one of LTE and LTE-A and 5G).
  • the specific operation performed by the base station device 20, the communication management device 40, the data communication device 30, and the billing device 60 may be performed by another node (upper node) in some cases.
  • the information, signals, etc. described in the present disclosure can be output from the upper layer (or lower layer) to the lower layer (or upper layer). Input / output may be performed via a plurality of network nodes.
  • the input / output information and the like may be stored in a specific location (for example, a memory) or may be managed using a management table. Information to be input / output may be overwritten, updated, or added. The output information and the like may be deleted. The input information or the like may be transmitted to another device.
  • the determination in the present disclosure may be made by a value represented by 1 bit (0 or 1), by a true / false value (Boolean: true or false), or by comparison of numerical values (for example). , Comparison with a predetermined value).
  • Software whether called software, firmware, middleware, microcode, hardware description language, or other names, is an instruction, instruction set, code, code segment, program code, program, subprogram, software module.
  • Applications, software applications, software packages, routines, subroutines, objects, executable files, execution threads, procedures, features, etc. should be broadly interpreted.
  • software, instructions, information, etc. may be transmitted and received via a transmission medium.
  • the software may use at least one of wired technology (coaxial cable, optical fiber cable, twisted pair, digital subscriber line (DSL: Digital Subscriber Line), etc.) and wireless technology (infrared, microwave, etc.) to create a website.
  • wired technology coaxial cable, optical fiber cable, twisted pair, digital subscriber line (DSL: Digital Subscriber Line), etc.
  • wireless technology infrared, microwave, etc.
  • the information, signals, etc. described in this disclosure may be represented using any of a variety of different techniques.
  • data, instructions, commands, information, signals, bits, symbols, chips, etc. that may be referred to throughout the above description are voltages, currents, electromagnetic waves, magnetic fields or magnetic particles, light fields or photons, or any of these. It may be represented by a combination of.
  • a channel and a symbol may be a signal (signaling).
  • the signal may be a message.
  • the component carrier CC: Component Carrier
  • CC Component Carrier
  • system and “network” used in this disclosure are used interchangeably.
  • the information, parameters, etc. described in the present disclosure may be expressed using absolute values, relative values from predetermined values, or using other corresponding information. It may be represented.
  • the radio resource may be indexed.
  • base station Base Station
  • wireless base station base station
  • base station device fixed station
  • NodeB nodeB
  • eNodeB eNodeB
  • GNB nodeB
  • access point “ transmission point ”,“ reception point ”,“ transmission / reception point ”,“ cell ”,“ sector ”
  • Terms such as “cell group,” “carrier,” and “component carrier” may be used interchangeably.
  • Base stations are sometimes referred to by terms such as macrocells, small cells, femtocells, and picocells.
  • the base station can accommodate one or more (eg, 3) cells.
  • a base station accommodates multiple cells, the entire base station coverage area can be divided into multiple smaller areas, each smaller area being a base station subsystem (eg, a small indoor base station (RRH:)).
  • Communication services can also be provided by Remote Radio Head).
  • the term "cell” or “sector” is a part or all of the coverage area of at least one of the base stations and base station subsystems that provide communication services in this coverage. Point to.
  • MS Mobile Station
  • UE User Equipment
  • Terminals may be mobile stations, subscriber stations, mobile units, subscriber units, wireless units, remote units, mobile devices, wireless devices, wireless communication devices, remote devices, mobile subscriber stations, access terminals, mobile terminals, depending on the trader. , Wireless terminal, remote terminal, handset, user agent, mobile client, client, or some other suitable term.
  • At least one of the base station and the mobile station may be called a transmitting device, a receiving device, a communication device, or the like.
  • At least one of the base station and the mobile station may be a device mounted on the mobile body, a mobile body itself, or the like.
  • the moving body may be a vehicle (eg, car, airplane, etc.), an unmanned moving body (eg, drone, self-driving car, etc.), or a robot (manned or unmanned). ) May be.
  • at least one of the base station and the mobile station includes a device that does not necessarily move during communication operation.
  • at least one of a base station and a mobile station may be an IoT (Internet of Things) device such as a sensor.
  • IoT Internet of Things
  • determining and “determining” used in this disclosure may include a wide variety of actions.
  • “Judgment” and “decision” are, for example, judgment (judging), calculation (calculating), calculation (computing), processing (processing), derivation (deriving), investigation (investigating), search (looking up, search, inquiry). It may include (eg, searching in a table, database or another data structure), ascertaining as “judgment” or “decision”.
  • judgment and “decision” are receiving (for example, receiving information), transmitting (for example, transmitting information), input (input), output (output), and access. It may include (for example, accessing data in memory) to be regarded as “judgment” or “decision”.
  • judgment and “decision” are considered to be “judgment” and “decision” when the things such as solving, selecting, choosing, establishing, and comparing are regarded as “judgment” and “decision”. Can include. That is, “judgment” and “decision” may include considering some action as “judgment” and “decision”. Further, “judgment (decision)” may be read as “assuming", “expecting”, “considering” and the like.
  • connection means any direct or indirect connection or connection between two or more elements and each other. It can include the presence of one or more intermediate elements between two “connected” or “combined” elements.
  • the connection or connection between the elements may be physical, logical, or a combination thereof.
  • connection may be read as "access”.
  • the two elements use at least one of one or more wires, cables and printed electrical connections, and as some non-limiting and non-comprehensive examples, the radio frequency domain. Can be considered to be “connected” or “coupled” to each other using electromagnetic energy having wavelengths in the microwave and light (both visible and invisible) regions.
  • the reference signal can also be abbreviated as RS (Reference Signal), and may be called a pilot (Pilot) depending on the applied standard.
  • RS Reference Signal
  • Pilot Pilot
  • references to elements using designations such as “first” and “second” as used in this disclosure does not generally limit the quantity or order of those elements. These designations can be used in the present disclosure as a convenient way to distinguish between two or more elements. Therefore, references to the first and second elements do not mean that only two elements can be adopted, or that the first element must somehow precede the second element.
  • each of the above devices may be replaced with a "part”, a “circuit”, a “device”, or the like.
  • the wireless frame may be composed of one or more frames in the time domain. Each one or more frames in the time domain may be referred to as a subframe.
  • the subframe may further be composed of one or more slots in the time domain.
  • the subframe may have a fixed time length (eg, 1 ms) that does not depend on numerology.
  • the numerology may be a communication parameter applied to at least one of transmission and reception of a signal or channel.
  • Numerology includes, for example, subcarrier interval (SCS: SubCarrier Spacing), bandwidth, symbol length, cyclic prefix length, transmission time interval (TTI: Transmission Time Interval), number of symbols per TTI, wireless frame configuration, transmitter / receiver. It may indicate at least one of a specific filtering process performed in the frequency domain, a specific windowing process performed by the transmitter / receiver in the time domain, and the like.
  • the slot may be composed of one or more symbols (OFDM (Orthogonal Frequency Division Multiplexing) symbol, SC-FDMA (Single Carrier Frequency Division Multiple Access) symbol, etc.) in the time domain. Slots may be time units based on numerology.
  • OFDM Orthogonal Frequency Division Multiplexing
  • SC-FDMA Single Carrier Frequency Division Multiple Access
  • the slot may include a plurality of mini slots. Each minislot may be composed of one or more symbols in the time domain. Further, the mini slot may be referred to as a sub slot. The minislot may consist of a smaller number of symbols than the slot.
  • a PDSCH (or PUSCH) transmitted in time units larger than the minislot may be referred to as a PDSCH (or PUSCH) mapping type A.
  • the PDSCH (or PUSCH) transmitted using the minislot may be referred to as PDSCH (or PUSCH) mapping type B.
  • the wireless frame, subframe, slot, minislot and symbol all represent the time unit when transmitting a signal.
  • the radio frame, subframe, slot, minislot and symbol may use different names corresponding to each.
  • one subframe may be called a transmission time interval (TTI), a plurality of consecutive subframes may be called TTI, and one slot or one minislot may be called TTI.
  • TTI transmission time interval
  • You may. That is, at least one of the subframe and TTI may be a subframe (1 ms) in existing LTE, a period shorter than 1 ms (eg, 1-13 symbols), or a period longer than 1 ms. May be.
  • the unit representing TTI may be called a slot, a mini slot, or the like instead of a subframe.
  • TTI refers to, for example, the minimum time unit of scheduling in wireless communication.
  • the base station schedules each user plane device 50 to allocate radio resources (frequency bandwidth, transmission power, etc. that can be used in each user plane device 50) in TTI units. ..
  • the definition of TTI is not limited to this.
  • TTI may be a transmission time unit such as a channel-encoded data packet (transport block), a code block, or a code word, or may be a processing unit such as scheduling or link adaptation.
  • the time interval for example, the number of symbols
  • the transport block, code block, code word, etc. may be shorter than the TTI.
  • one or more TTIs may be the minimum time unit for scheduling. Further, the number of slots (number of mini-slots) constituting the minimum time unit of the scheduling may be controlled.
  • a TTI having a time length of 1 ms may be referred to as a normal TTI (TTI in LTE Rel. 8-12), a normal TTI, a long TTI, a normal subframe, a normal subframe, a long subframe, a slot, or the like.
  • a TTI shorter than a normal TTI may be referred to as a shortened TTI, a short TTI, a partial TTI (partial or fractional TTI), a shortened subframe, a short subframe, a minislot, a subslot, a slot, or the like.
  • the long TTI (eg, normal TTI, subframe, etc.) may be read as a TTI having a time length of more than 1 ms
  • the short TTI eg, shortened TTI, etc.
  • TTI having the above TTI length may be read as TTI having the above TTI length.
  • the resource block (RB) is a resource allocation unit in the time domain and the frequency domain, and may include one or a plurality of continuous subcarriers in the frequency domain.
  • the number of subcarriers contained in the RB may be the same regardless of the numerology, and may be, for example, 12.
  • the number of subcarriers contained in the RB may be determined based on numerology.
  • the time domain of the RB may include one or more symbols, and may have a length of 1 slot, 1 mini slot, 1 subframe, or 1 TTI.
  • Each 1TTI, 1 subframe, etc. may be composed of one or a plurality of resource blocks.
  • one or more RBs include a physical resource block (PRB: Physical RB), a sub-carrier group (SCG: Sub-Carrier Group), a resource element group (REG: Resource Element Group), a PRB pair, an RB pair, and the like. May be called.
  • PRB Physical resource block
  • SCG Sub-Carrier Group
  • REG Resource Element Group
  • PRB pair an RB pair, and the like. May be called.
  • the resource block may be composed of one or a plurality of resource elements (RE: Resource Element).
  • RE Resource Element
  • 1RE may be a radio resource area of 1 subcarrier and 1 symbol.
  • the bandwidth part (which may also be called partial bandwidth) may represent a subset of consecutive common resource blocks (RBs) for a certain neurology in a carrier.
  • RBs common resource blocks
  • PRBs may be defined in a BWP and numbered within that BWP.
  • the BWP may include a BWP for UL (UL BWP) and a BWP for DL (DL BWP).
  • UL BWP UL BWP
  • DL BWP DL BWP
  • One or more BWPs may be set in one carrier for the UE.
  • At least one of the configured BWPs may be active and the UE may not expect to send or receive a given signal / channel outside the active BWP.
  • “cell”, “carrier” and the like in this disclosure may be read as “BWP”.
  • the above-mentioned structures such as wireless frames, subframes, slots, mini-slots and symbols are merely examples.
  • the number of subframes contained in a radio frame the number of slots per subframe or radioframe, the number of minislots contained within a slot, the number of symbols and RBs contained in a slot or minislot, included in the RB.
  • the number of subcarriers, the number of symbols in TTI, the symbol length, the cyclic prefix (CP: Cyclic Prefix) length, and other configurations can be changed in various ways.
  • the term "A and B are different” may mean “A and B are different from each other”.
  • the term may mean that "A and B are different from C”.
  • Terms such as “separate” and “combined” may be interpreted in the same way as “different”.
  • the notification of predetermined information (for example, the notification of "being X") is not limited to the explicit one, but is performed implicitly (for example, the notification of the predetermined information is not performed). May be good.
  • Terminal 110 Transmission unit 120 Reception unit 130 Setting unit 140 Control unit 20
  • Base station device 210 Transmission unit 220 Reception unit 230 Setting unit 240
  • Control unit 30 Data communication device 310 Transmission unit 320 Reception unit 330 Setting unit 340
  • Control unit 40 Communication management unit 410 Transmitter 420 Receiver 430 Setting Unit 440 Control Unit 60 Billing Device 610 Transmitter Unit 620 Reception Unit 630 Setting Unit 640 Control Unit 50

Landscapes

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

Abstract

Ce dispositif de gestion de communication est pourvu : d'une unité de commande qui, d'après la zone dans laquelle se trouve un terminal ou le moment auquel le terminal communique, détermine une ou plusieurs valeurs d'indice de qualité prises en charge par un dispositif réseau qui effectue une commande QoS des communications effectuées par le terminal ; et d'une unité de transmission qui transmet une valeur d'indice de qualité à appliquer à la communication, parmi la ou les valeurs d'indice de qualité, au dispositif réseau.
PCT/JP2020/022389 2020-06-05 2020-06-05 Dispositif de gestion de communication WO2021245936A1 (fr)

Priority Applications (2)

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JP2022528393A JP7510502B2 (ja) 2020-06-05 通信管理装置
PCT/JP2020/022389 WO2021245936A1 (fr) 2020-06-05 2020-06-05 Dispositif de gestion de communication

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PCT/JP2020/022389 WO2021245936A1 (fr) 2020-06-05 2020-06-05 Dispositif de gestion de communication

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012531172A (ja) * 2009-06-22 2012-12-06 クゥアルコム・インコーポレイテッド ベアラのサービス品質クラス識別子を選択すること
US20190320474A1 (en) * 2018-04-13 2019-10-17 T-Mobile Usa, Inc. Qci change via bearer release and reestablishment
JP2020510360A (ja) * 2017-05-05 2020-04-02 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． Ｒｅｆｌｅｃｔｉｖｅ ＱｏＳフロー特性に基づく通信方法および装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012531172A (ja) * 2009-06-22 2012-12-06 クゥアルコム・インコーポレイテッド ベアラのサービス品質クラス識別子を選択すること
JP2020510360A (ja) * 2017-05-05 2020-04-02 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． Ｒｅｆｌｅｃｔｉｖｅ ＱｏＳフロー特性に基づく通信方法および装置
US20190320474A1 (en) * 2018-04-13 2019-10-17 T-Mobile Usa, Inc. Qci change via bearer release and reestablishment

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