WO2020209345A1 - 基地局装置、及びユーザ装置 - Google Patents
基地局装置、及びユーザ装置 Download PDFInfo
- Publication number
- WO2020209345A1 WO2020209345A1 PCT/JP2020/016024 JP2020016024W WO2020209345A1 WO 2020209345 A1 WO2020209345 A1 WO 2020209345A1 JP 2020016024 W JP2020016024 W JP 2020016024W WO 2020209345 A1 WO2020209345 A1 WO 2020209345A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wus
- resource
- base station
- activation signal
- resources
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
- H04W68/025—Indirect paging
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0219—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave where the power saving management affects multiple terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/005—Transmission of information for alerting of incoming communication
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the present invention relates to a base station device and a user device in a wireless communication system.
- NR New Radio
- Rel. WUS Wike-up signal, which may be called an activation signal
- LTE-IoT for example, Non-Patent Document 1
- the present invention has been made in view of at least the above points, and it is intended to efficiently perform signaling regarding a resource for arranging a start signal in a wireless communication network in which a start signal that triggers a monitor of paging opportunity is transmitted.
- the purpose is to provide the technology that enables it.
- setting information indicating whether or not to place both the first start signal and the second start signal is transmitted to one resource for placing the start signal that triggers the monitor of the paging opportunity. Equipped with a transmitter to The setting information provides a base station apparatus that implicitly indicates a setting other than the setting of whether or not to arrange both the first activation signal and the second activation signal in the resource.
- a technology that enables efficient signaling regarding resources for arranging the activation signal is provided in a wireless communication network in which an activation signal that triggers a monitor of paging opportunity is transmitted.
- LTE Rel. 15, LTE Rel. 16 has been described, the present invention is applicable not only to LTE but also to other wireless systems including NR.
- FIG. 1 is a diagram for explaining a wireless communication system according to an embodiment of the present invention.
- the wireless communication system according to the embodiment of the present invention includes the base station device 10 and the user device 20 as shown in FIG. Although FIG. 1 shows one base station device 10 and one user device 20, this is an example, and there may be a plurality of each.
- the base station device 10 is a communication device that provides one or more cells and performs wireless communication with the user device 20.
- the physical resources of the radio signal are defined in the time domain and the frequency domain, the time domain may be defined by the number of OFDM symbols, and the frequency domain may be defined by the number of subcarriers or the number of resource blocks. Further, the TTI (Transmission Time Interval) in the time domain may be a slot, or the TTI may be a subframe.
- TTI Transmission Time Interval
- the base station device 10 transmits a synchronization signal and system information to the user device 20.
- Synchronous signals are, for example, PSS and SSS.
- the system information is transmitted by, for example, PBCH or PDSCH, and is also referred to as broadcast information.
- the base station apparatus 10 transmits a control signal or data to the user apparatus 20 by DL (Downlink), and receives the control signal or data from the user apparatus 20 by UL (Uplink).
- DL Downlink
- UL Uplink
- the user device 20 is a communication device having a wireless communication function such as a smartphone, a mobile phone, a tablet, a wearable terminal, and a communication module for M2M (Machine-to-Machine).
- the user apparatus 20 is provided by a wireless communication system by receiving a control signal or data from the base station apparatus 10 by DL and transmitting the control signal or data to the base station apparatus 10 by UL.
- the user device 20 may be called a UE, and the base station device 10 may be called an eNB (or gNB).
- the user device 20 can be various types of terminals, but the user device 20 in the present embodiment is mainly an LTE Rel. It is assumed to be 16 (or release after Rel.16) IoT-UE. However, the user device 20 uses LTE Rel. It is not limited to 16 (or releases after Rel.16) IoT-UE. Further, the assumed IoT-UE may be an NB-IoT UE or an eMTC UE.
- the base station device 10 transmits WUS, and the user device 20 monitors WUS.
- WUS will be described first.
- monitoring PO may be paraphrased as monitoring paging PDCCH or monitoring paging search space.
- the user device 20 demodulates the DCI transmitted by PDCCH and checks whether the DCI is addressed to itself. Therefore, regardless of whether or not the DCI addressed to itself is transmitted, the user device 20 must perform the demodulation operation for each PO, and there is a high possibility that wasteful power consumption will occur. In particular, when the paging PDCCH is repeatedly transmitted, it is necessary to repeatedly demodulate the DCI, and there is a high possibility that wasteful power consumption will increase.
- Rel. WUS was introduced in 15_LTE-IoT.
- Rel. WUS in 15_LTE-IoT (WUS specified in the specifications of LTE Rel.15) is associated with PO on a one-to-one basis.
- the resource to which the WUS is transmitted is calculated from, for example, the UE-ID (IMSI, etc.).
- one bit in WUS notifies that there is paging to the user device 20.
- the WUS series is calculated from, for example, the cell ID, the time position of PO, and the like as described in Non-Patent Document 1 (10.2.6B.1).
- the user device 20 monitors WUS with WUS resources, and when it detects WUS (a series specified by the WUS parameter notified by system information, etc.), it knows that paging addressed to itself is possible, and paging at PO. Monitor PDCCH. That is, WUS is an activation signal that triggers a monitor of paging opportunities.
- FIG. 2 shows an example in which the paging PDCCH is not repeatedly transmitted.
- the user device 20 monitors the paging PDCCH, and when it receives the DCI addressed to itself, it reads the paging message.
- FIG. 3 shows an example in which the paging PDCCH is repeatedly transmitted.
- the user device 20 detects WUS, the user device 20 repeatedly monitors the paging PDCCH.
- the 15 WUSs are associated one-to-one with PO.
- PO is common to a plurality of user devices. Therefore, all the plurality of user devices in the idle state in which WUS is detected are activated to monitor the paging PDCCH. That is, as shown in FIG. 4, many user devices that may not be the destination of paging may be activated.
- LTE Rel LTE Rel.
- user devices are grouped based on the UE-ID and the like. That is, basically, as shown in FIG. 5, a user device belonging to a certain group monitors only the active WUS of the group. As a result, it is possible to reduce the number of user devices that are activated even though they are not the destination of paging.
- the group is identified by the UE group ID.
- User devices that support 16_WUS include Rel. It also supports 15 WUS. That is, Rel.
- User devices that support 16_WUS include Rel. You can also read 16_WUS, and Rel. You can also read 15 WUS.
- Rel. 16 WUS is Rel. Described as 16_WUS, Rel.
- the 15 WUS is referred to as a legacy WUS.
- legacy WUS may be called a legacy activation signal.
- the UE group ID is Rel. Used to generate a series of 16_WUS.
- the number of UE groups can be set from the base station device 10 to the user device 20, and is broadcast from the base station device 10 by, for example, the SIB.
- Multiplexing of 16_WUS and legacy WUS can be performed by, for example, one of the following methods: TDM, FDM, single sequence CDM, single sequence CDM + TDM, single sequence CDM + FDM.
- multiplexing between a plurality of WUS can be performed by, for example, one of the following methods: single sequence CDM, FDM, single sequence CDM + TDM, single sequence CDM + FDM.
- the single sequence CDM is, for example, a WUS series generated by generating a plurality of WUS series by multiplying the base WUS series by an orthogonal code, that is, a code having a cross-correlation of 0 or a small value. This is a method of selecting and transmitting one of them.
- WUS resource allocation In the present embodiment, a method of allocating WUS resources (time / frequency resources) which are resources used when the base station apparatus 10 transmits WUS to the user apparatus 20 (resources in which the user apparatus 20 monitors WUS). Will be described.
- a maximum of two WUS resources are set in each domain of the time domain and the frequency domain.
- the "setting" here may mean that each WUS resource is set from the base station device 10 to the user device 20, or that the base station device 10 determines each WUS resource. ..
- CDM for example, single sequence CDM
- FIGS. 6 to 8 show an example in which a plurality of orthogonal WUS resources are set.
- the vertical axis is frequency and the horizontal axis is time. Note that "orthogonal" means that resources do not overlap.
- FIG. 6 shows an example in which two WUS resources are set in the time direction.
- FIG. 7 shows an example in which two WUS resources are set in the frequency direction.
- FIG. 8 shows an example in which four WUS resources are set.
- FIGS. 9 to 12 using the WUS resource described above, Rel. An example in which 16_WUS or legacy WUS is transmitted from the base station apparatus 10 will be described. Although FIGS. 9 to 12 show the case where the legacy WUS is included, it may be assumed that the legacy WUS does not exist.
- FIG. 9 shows an example in which WUS resource A and WUS resource B are arranged in the time direction. As shown in FIG. 9, a plurality of CDM-multiplexed Rel. 16_WUS is transmitted, and legacy WUS is transmitted by WUS resource B. In addition, WUS resource A has a plurality of Rel. 16_WUS is not multiplexed, and one Rel. 16_WUS may be transmitted.
- FIG. 10 shows an example in which WUS resource C and WUS resource D are arranged in the frequency direction.
- the legacy WUS is transmitted by the WUS resource C, and a plurality of Rel. 16_WUS is transmitted.
- a plurality of Rel. 16_WUS is not multiplexed, and one Rel. 16_WUS may be transmitted.
- FIG. 11 shows an example in which WUS resource E, WUS resource F, WUS resource G, and WUS resource H are arranged in the time direction and the frequency direction. As shown in FIG. 11, each of the WUS resources E and G has Rel. 16_WUS is transmitted, and legacy WUS is transmitted by WUS resource F.
- FIG. 12 shows an example in which WUS resource E, WUS resource F, WUS resource G, and WUS resource H are arranged in the time direction and the frequency direction. As shown in FIG. 12, each of the WUS resources E and G has Rel. 16_WUS is transmitted, and legacy WUS is transmitted by WUS resource F.
- the user apparatus 20 monitors WUS (one or more WUS) with only one WUS resource. For example, as shown in FIG. 12 and the like, even when WUS can be transmitted from the base station device 10 by a plurality of WUS resources, the user device 20 corresponds to its own UE group ID among the plurality of WUS resources. Monitor only one WUS resource.
- FIG. 13 shows an example of a processing sequence when the user apparatus 20 monitors WUS resources.
- the base station device 10 transmits the setting information, and the user device 20 receives the setting information.
- the setting information includes a UE group ID set in the user device 20. Further, the setting information may include gap information (time) between WUS and PO. In addition, the setting information may include the time / frequency position of each WUS resource used. Further, even if the setting information includes the time / frequency position of the entire WUS resource used (for example, if there are four as shown in FIG. 8, the resource corresponding to the frame surrounding the four outside). Good. Further, the setting information described in Examples 1 to 4 may be transmitted in S101.
- the above setting information may be transmitted by RRC signaline, MAC CE, DCI, or any other method.
- the user device 20 determines the time / frequency position of the WUS resource to be monitored based on the UE group ID set in S101. For example, when the size of one WUS resource (length in the frequency direction and the length in the time direction) is predetermined, and a formula for calculating the time / frequency position of the WUS resource from the UE group ID is predetermined. In the user apparatus 20, the user apparatus 20 can calculate the time / frequency position of the WUS resource from the UE group ID by the equation, and can determine to monitor the WUS resource of a predetermined size at that position.
- the time / frequency position of the WUS resource corresponding to each of the plurality of UE group IDs is predetermined by a table or the like (when the user device 20 holds the table), the user device 20 , The time / frequency position of the WUS resource corresponding to its own UE group ID can be determined from the table.
- step S103 the user device 20 monitors WUS with the WUS resource determined in S102.
- the WUS series is also associated with the UE group ID.
- the user device 20 searches for a series of WUSs corresponding to its own UE group ID.
- the user device 20 includes Legacy WUS and Rel.
- 16_WUS the same period (time length of WUS) and the same transmission power may be used.
- Legacy WUS and Rel. 16_WUS may be set on the same legacy WUS resource, for example by SI (system information). This setting may be made explicitly (explicitly) or implicitly (implicitly). Legacy WUS and Rel. If both 16_WUS are set on the same legacy WUS resource, then legacy WUS and Rel. The same WUS parameters may be used for both 16_WUS.
- group WUS resources are Legacy WUS and Rel.
- the legacy WUS may be a common WUS for all UEs that monitor group WUS resources.
- the WUS resource (WUS resources) setting may be set for each DRX / eDRX gap of the related PO. Further, the setting information of the WUS resource may include the number of WUS resources in the TDM / FDM.
- the legacy WUS and Rel are (Overview of signaling)
- NW signaling (signaling from the base station device 10 to the user device 20).
- Notify whether 16_WUS is set to the same WUS resource (indicate).
- Legacy WUS and Rel. Whether 16_WUS is set to the same WUS resource may be associated with the WUS resource allocation settings listed below: List [Number of UE groups, number of WUS resources, and other WUS resource allocation settings. (TDM / FDM / TDM + FDM)].
- the WUS resource setting may be implicitly indicated by NW signaling indicating whether 16_WUS is set to the same WUS resource.
- Legacy WUS and Rel. Whether or not 16_WUS is set to the same WUS resource may be implicitly indicated by the WUS setting (WUS configuration).
- the setting information appearing in the following Examples 1 to 4 may be the setting information transmitted in S101 of FIG. 13, or is transmitted at a timing different from the setting information transmitted in S101 of FIG. It may be setting information.
- NW configuration eg SIB1-BR, SIB1-NB, other SI, or UE specific signaling
- Example 1-1 from the base station device 20 to the user device 10, the legacy WUS and Rel. Setting information indicating that 16_WUS is set to the same WUS resource is transmitted.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- Example 1-1 Legacy WUS and Rel.
- Legacy WUS and Rel Upon receiving the setting information indicating that 16_WUS is set to the same WUS resource, the user apparatus 20 grasps the number of UE groups by this, and responds to all the UEs that monitor the group WUS resource according to the number of UE groups. It may be determined whether or not to monitor a common WUS (the legacy WUS may be the common WUS). For example, if the number of UE groups is smaller than a predetermined threshold value, it can be determined that the WUS common to the groups is not monitored.
- NW configuration eg SIB1-BR, SIB1-NB, other SI, or UE specific signaling
- Example 1-2 from the base station device 20 to the user device 10, the legacy WUS and Rel. Setting information indicating that 16_WUS is not set in the same WUS resource is transmitted.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- Example 1-2 Legacy WUS and Rel.
- the base station apparatus 10 performs WUS transmission using, for example, four WUS resources as shown in FIG.
- the user apparatus 20 that has received the setting information indicating that 16_WUS is not set in the same WUS resource is common to all UEs that monitor the group WUS resource according to the number of UE groups, for example, by grasping the number of UE groups.
- WUS (Legacy WUS may be the common WUS) may be determined.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the number of notified UE groups is larger than a predetermined threshold value, Legacy WUS and Rel. It may implicitly indicate that 16_WUS is not set for the same WUS resource.
- such an implicit notification is an example, and when the number of notified UE groups is larger than a predetermined threshold value, Legacy WUS and Rel. It may implicitly indicate that 16_WUS is set to the same WUS resource.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the user device 20 grasps the number of UE groups by this, and according to the number of UE groups, the WUS common to all UEs that monitor the group WUS resources (legacy WUS is the common). You may decide whether or not to monitor (which may be WUS).
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the user device 20 grasps the number of UE groups by this, and according to the number of UE groups, the WUS common to all UEs that monitor the group WUS resources (legacy WUS is the common). You may decide whether or not to monitor (which may be WUS).
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the setting information is transmitted by, for example, SIB1-BR, SIB1-NB, other SI, or UE special signaling.
- the UE specific signaling may be RRC signaling, MAC signaling, or DCI signaling.
- the legacy WUS and Rel When the number of notified WUS resources is larger than a predetermined threshold value, the legacy WUS and Rel. It may implicitly indicate that 16_WUS is not set for the same WUS resource. Further, such an implicit notification is an example, and when the number of notified WUS resources is larger than a predetermined threshold value, the legacy WUS and Rel. It may implicitly indicate that 16_WUS is set to the same WUS resource.
- the techniques of Examples 1 to 4 described above it is possible to efficiently perform signaling regarding the resource for arranging the activation signal in the wireless communication network in which the activation signal that triggers the monitor of the paging opportunity is transmitted.
- the number of UE groups is also information about the resource for arranging the start signal.
- the setting information explicitly notified is the number of groups of user devices, the number of resources for arranging activation signals, or the method of multiplexing between resources, but this is an example. is there. Even if the setting information explicitly notified includes any one, two, or all of the number of groups of user devices, the number of resources for arranging the start signal, and the multiplexing method between resources. Good.
- the base station device 10 and the user device 20 include a function of carrying out Examples 1 to 4 described above.
- the base station device 10 and the user device 20 may each have only the functions of any one of the first to fourth embodiments with respect to the first to fourth embodiments.
- FIG. 20 is a diagram showing an example of the functional configuration of the base station device 10.
- the base station apparatus 10 includes a transmission unit 110, a reception unit 120, a setting unit 130, and a control unit 140.
- the functional configuration shown in FIG. 20 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 to the user device 20 side and transmitting the signal wirelessly.
- the receiving unit 120 includes a function of receiving various signals transmitted from the user apparatus 20 and acquiring information of, for example, a higher layer from the received signals.
- the setting unit 130 stores preset setting information and various setting information to be transmitted to the user device 20 in the storage device included in the setting unit 130, and reads them out from the storage device as needed.
- the control unit 140 controls the base station device 10.
- the signal transmission function unit of the control unit 140 may be included in the transmission unit 110, and the signal reception function unit of the control unit 140 may be included in the reception unit 120.
- FIG. 21 is a diagram showing an example of the functional configuration of the user device 20.
- the user device 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. 21 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 creates a transmission signal from the transmission data and wirelessly transmits the transmission signal.
- the receiving unit 220 wirelessly receives various signals and acquires a signal of a higher layer from the received signal of the physical layer.
- the setting unit 230 stores various setting information received from the base station device 10 by the receiving unit 220 in the storage device of the setting unit 230, and reads it out from the storage device as needed.
- the setting unit 230 also stores preset setting information.
- the control unit 240 executes various controls.
- the signal transmission function unit of the control unit 240 may be included in the transmission unit 210, and the signal reception function unit of the control unit 240 may be included in the reception unit 220.
- each functional block may be realized by using one physically or logically connected device, or directly or indirectly (for example, two or more physically or logically separated devices). , 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 only these. I can't.
- a functional block (constituent unit) for functioning transmission is called a transmitting unit or a transmitter.
- the method of realizing each of them is not particularly limited.
- the base station device 10, the user device 20, and the like in one embodiment of the present disclosure may function as a computer that processes the wireless communication method of the present disclosure.
- FIG. 22 is a diagram showing an example of the hardware configuration of the base station device 10 and the user device 20 according to the embodiment of the present disclosure.
- the above-mentioned base station device 10 and user device 20 are physically configured as a computer device including a processor 1001, a storage device 1002, an auxiliary storage device 1003, a communication device 1004, an input device 1005, an output device 1006, a bus 1007, and the like. May be done.
- the word “device” can be read as a circuit, device, unit, etc.
- the hardware configuration of the base station device 10 and the user device 20 may be configured to include one or more of the devices shown in the figure, or may be configured not to include some of the devices.
- the processor 1001 For each function in the base station device 10 and the user device 20, by loading predetermined software (program) on the hardware such as the processor 1001 and the storage device 1002, the processor 1001 performs an calculation and the communication device 1004 performs communication. It is realized by controlling or controlling at least one of reading and writing of data in the storage device 1002 and the auxiliary storage device 1003.
- Processor 1001 operates, for example, an operating system to control the entire computer.
- the processor 1001 may be composed of 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
- control unit 140, control unit 240, and the like 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 140 of the base station device 10 shown in FIG. 20 may be realized by a control program stored in the storage device 1002 and operated by the processor 1001.
- the control unit 240 of the user device 20 shown in FIG. 21 may be realized by a control program stored in the storage device 1002 and operated by the processor 1001.
- Processor 1001 may be implemented 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, for example, by at least one of ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EPROM (Electrically Erasable Programmable ROM), RAM (Random Access Memory), 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, a magneto-optical 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 auxiliary storage device 1003 may be referred to as an auxiliary storage device.
- 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 receives 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 base station device 10 and the user device 20 include a microprocessor, a digital signal processor (DSP: Digital Signal Processor), an ASIC (Application Specific Integrated Circuit), a PLD (Programmable Logic Device), an FPGA (Field Programmable Gate Array), and the like. It may be configured to include hardware, and the hardware may realize a part or all of each functional block. For example, processor 1001 may be implemented using at least one of these hardware.
- DSP Digital Signal Processor
- ASIC Application Specific Integrated Circuit
- PLD Programmable Logic Device
- FPGA Field Programmable Gate Array
- the present embodiment provides at least the base station apparatus and user apparatus described in the following items.
- (Section 1) One resource for arranging the activation signal that triggers the monitor of the paging opportunity is provided with a transmitter that transmits setting information indicating whether or not to allocate both the first activation signal and the second activation signal.
- the setting information is a base station apparatus that implicitly indicates a setting other than the setting of whether or not to arrange both the first start signal and the second start signal in the resource.
- (Section 2) other than the setting of whether or not to arrange both the first activation signal and the second activation signal in the resource are the number of groups of user devices, the number of resources for arranging the activation signal, and the method of multiplexing between resources.
- the base station apparatus which includes any one, any two, or all of them.
- (Section 3) Equipped with a transmitter that sends setting information indicating settings related to the activation signal that triggers the monitor of paging opportunities.
- the setting information implicitly indicates, as a setting other than the above setting, a setting of whether or not to arrange both the first activation signal and the second activation signal in one resource for arranging the activation signal. apparatus.
- the settings for the activation signal that triggers the monitor of the paging opportunity include the number of groups of user devices, the number of resources for arranging the activation signal, any one, any two, or all of the multiplexing methods between the resources.
- the base station apparatus according to the third paragraph including.
- the first activation signal is an activation signal transmitted for each group of user devices divided into groups, and the second activation signal is a legacy activation signal according to any one of items 1 to 4.
- the base station equipment described. A receiver that receives setting information indicating whether or not to place both the first start signal and the second start signal in one resource for arranging the start signal that triggers the monitor of the paging opportunity.
- the setting information implicitly indicates a setting other than the setting of whether or not to arrange both the first activation signal and the second activation signal in the resource, and makes a judgment based on the implicitly indicated setting.
- any of the items 1 to 6 it is possible to efficiently perform signaling regarding the resource for arranging the activation signal in the wireless communication network in which the activation signal that triggers the monitor of the paging opportunity is transmitted.
- the boundary of the functional unit or the processing unit in the functional block diagram does not always correspond to the boundary of the physical component.
- 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. With respect to the processing procedure described in the embodiment, the order of processing may be changed as long as there is no contradiction.
- the base station apparatus 10 and the user apparatus 20 have been described with reference to functional block diagrams, but such devices may be implemented in hardware, software, or a combination thereof.
- the software operated by the processor of the base station apparatus 10 according to the embodiment of the present invention and the software operated by the processor of the user apparatus 20 according to the embodiment of the present invention are random access memory (RAM), flash memory, and read, respectively. It may be stored in a dedicated memory (ROM), EPROM, EEPROM, registers, 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. Broadcast information (MIB (Master Information Block), SIB (System Information Block)), other signals, or a combination thereof may be used.
- 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 suitable 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 apparatus 10 in the present specification may be performed by its upper node (upper node).
- various operations performed for communication with the user device 20 are other than the base station device 10 and the base station device 10. It is clear that this can be done by at least one of the network nodes (eg, MME or S-GW, etc., but not limited to these).
- the network nodes eg, MME or S-GW, etc., but not limited to these.
- the other network nodes may be a combination of a plurality of other network nodes (for example, MME and S-GW). Good.
- 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 saved in a specific location (for example, memory), or may be managed using a management table. Input / output information and the like can 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 boolean value (Boolean: true or false), or by comparing numerical values (for example). , Comparison with a predetermined value).
- Software is an instruction, instruction set, code, code segment, program code, program, subprogram, software module, whether called software, firmware, middleware, microcode, hardware description language, or another name.
- Applications, software applications, software packages, routines, subroutines, objects, executable files, execution threads, procedures, features, etc. should be broadly interpreted to mean.
- software, instructions, information, etc. may be transmitted and received via a transmission medium.
- a transmission medium For example, a website that uses at least one of wired technology (coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL: Digital Subscriber Line), etc.) and wireless technology (infrared, microwave, etc.) When transmitted from a server, or other remote source, at least one of these wired and wireless technologies is included within the definition of transmission medium.
- data, instructions, commands, information, signals, bits, symbols, chips, etc. may be voltage, current, 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 one indicated by an index.
- 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 (transmission / reception point) ”,“ cell ”,“ sector ”
- Terms such as “cell group,” “carrier,” and “component carrier” can 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 (for example, three) cells.
- a base station accommodates multiple cells, the entire coverage area of the base station 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” refers to 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
- Mobile stations can be 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, wireless, depending on the trader. It may also be referred to as a 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, the 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 the base station and the mobile station may be an IoT (Internet of Things) device such as a sensor.
- IoT Internet of Things
- the base station device in the present disclosure may be read as a user device.
- communication between a base station device and a user device can be changed to communication between a plurality of user devices 20 (for example, it may be called D2D (Device-to-Device), V2X (Vehicle-to-Everything), etc.).
- D2D Device-to-Device
- V2X Vehicle-to-Everything
- Each aspect / embodiment of the present disclosure may be applied to the replaced configuration.
- the user device 20 may have the functions of the base station device 10 described above.
- words such as "up” and “down” may be read as words corresponding to communication between terminals (for example, "side”).
- the uplink, downlink, and the like may be read as side channels.
- the user device in the present disclosure may be read as a base station device.
- the base station device may have the functions of the above-mentioned user device.
- 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. (Accessing) (for example, accessing data in memory) may be regarded as “judgment” or “decision”.
- judgment and “decision” mean that “resolving”, “selecting”, “choosing”, “establishing”, “comparing”, etc. are regarded as “judgment” and “decision”. Can include. That is, “judgment” and “decision” may include that some action is regarded 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 energies 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 applicable standard.
- RS Reference Signal
- Pilot Pilot
- references to elements using designations such as “first”, “second”, etc. 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. Thus, 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.
- 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. Subframes may further consist 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 that applies to at least one of the transmission and reception of a signal or channel.
- Numerology includes, for example, subcarrier spacing (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.
- SCS subcarrier spacing
- TTI Transmission Time Interval
- 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 may be indicated.
- the slot may be composed of one or more symbols in the time domain (OFDM (Orthogonal Frequency Division Multiplexing) symbol, SC-FDMA (Single Carrier Frequency Division Multiple Access) symbol, etc.). Slots may be time units based on new melody.
- 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 consist of one or more symbols in the time domain. Further, the mini slot may be called a sub slot. A minislot may consist of a smaller number of symbols than the slot.
- a PDSCH (or PUSCH) transmitted in a time unit 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 have 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
- 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 device 20 to allocate radio resources (frequency bandwidth that can be used in each user device 20, transmission power, etc.) in TTI units.
- the definition of TTI is not limited to this.
- the 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.
- TTIs shorter than normal TTIs may be referred to as shortened TTIs, short TTIs, partial TTIs (partial or fractional TTIs), shortened subframes, short subframes, minislots, subslots, slots, and the like.
- the long TTI (for example, normal TTI, subframe, etc.) may be read as a TTI having a time length of more than 1 ms, and the short TTI (for example, shortened TTI, etc.) is less than the TTI length of the long TTI and 1 ms. It may be read as a 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 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.
- 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.
- the common RB may be specified by an index of the RB with respect to the common reference point of the carrier.
- 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 wireless frame the number of slots per subframe or wireless frame, 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 the 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 notification, but is performed implicitly (for example, the notification of the predetermined information is not performed). May be good.
- the SS block or CSI-RS is an example of a synchronization signal or a reference signal.
- Base station device 110 Transmission unit 120 Reception unit 130 Setting unit 140 Control unit 20 User device 210 Transmission unit 220 Reception unit 230 Setting unit 240 Control unit 1001 Processor 1002 Storage device 1003 Auxiliary storage device 1004 Communication device 1005 Input device 1006 Output device
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
前記設定情報は、前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定を暗黙的に示す
基地局装置が提供される。
図1は、本発明の実施の形態における無線通信システムを説明するための図である。本発明の実施の形態における無線通信システムは、図1に示されるように、基地局装置10及びユーザ装置20を含む。図1には、基地局装置10及びユーザ装置20が1つずつ示されているが、これは例であり、それぞれ複数であってもよい。
本実施の形態における無線通信システムでは、基地局装置10がWUSを送信し、ユーザ装置20がWUSをモニタする。ここではまず、WUSについて説明する。
本実施の形態において、基地局装置10がユーザ装置20にWUSを送信する際に使用するリソース(ユーザ装置20が、WUSのモニタを行うリソース)であるWUSリソース(時間・周波数リソース)の割り当て方法について説明する。
省電力化(power saving)のために、本実施の形態では、原則として、ユーザ装置20は、WUS(1つ又は複数WUS)を1つのWUSリソースのみでモニタする。例えば、図12等に示したように、基地局装置10から、複数のWUSリソースによりWUSが送信され得る場合でも、ユーザ装置20は、複数のWUSリソースのうち、自分のUEグループIDに対応する1つのWUSリソースのみをモニタする。
本実施の形態では、NWシグナリング(基地局装置10からユーザ装置20へのシグナリング)により、ユーザ装置20に対して、レガシWUSとRel.16_WUSが同一WUSリソースに設定されるか否かが通知される(indicate)。
<実施例1-1>
概要「If some NW configuration (e.g. SIB1-BR, SIB1-NB, other SI, or UE specific signalling) indicates legacy WUS and Rel-16 WUS is on the same WUS resources, It implicitly indicate the other WUS configuration e.g. #UE groups = 5, #WUS resources = 2, FDM multiplexing」。
概要「On the other hand, if some NW configuration (e.g. SIB1-BR, SIB1-NB, other SI, or UE specific signalling) indicates legacy WUS and Rel-16 WUS is NOT on the same WUS resources, It implicitly indicate the other WUS configuration e.g. #UE groups = 6, #WUS resources = 4, TDM+FDM multiplexing」。
<実施例2-1>
概要「If the number of UE groups = 4, It implicitly indicate that legacy WUS and Rel-16 WUS is on the same WUS resources, The other WUS configuration may be also implicitly indicated. e.g. #WUS resources = 2, FDM multiplexing」。
概要「If the number of UE groups = 12, It implicitly indicate that legacy WUS and Rel-16 WUS is Not on the same WUS resources, The other WUS configuration may be also implicitly indicated. e.g. #WUS resources = 4, TDM+FDM multiplexing」。
<実施例3-1>
概要「If Multiplexing scheme = FDM, It implicitly indicate that legacy WUS and Rel-16 WUS is on the same WUS resources, The other WUS configuration may be also implicitly indicated. e.g. #WUS resources = 2, #UE groups = 6」。
概要「If Multiplexing scheme = TDM+FDM, It implicitly indicate that legacy WUS and Rel-16 WUS is NOT on the same WUS resources, The other WUS configuration may be also implicitly indicated. e.g. #WUS resources = 4, #UE groups = 8」。
<実施例4-1>
実施例4-1では、基地局装置20からユーザ装置10に、WUSリソース数=2(2であることは一例である)を示す設定情報が送信される。当該設定情報は、例えば、SIB1-BR、SIB1-NB、その他のSI、あるいはUE specific signallingにより送信される。UE specific signallingは、RRCシグナリングであってもよいし、MACシグナリングであってもよいし、DCIによるシグナリングであってもよい。
実施例4-2では、基地局装置20からユーザ装置10に、WUSリソース数=4(4であることは一例である)を示す設定情報が送信される。当該設定情報は、例えば、SIB1-BR、SIB1-NB、その他のSI、あるいはUE specific signallingにより送信される。UE specific signallingは、RRCシグナリングであってもよいし、MACシグナリングであってもよいし、DCIによるシグナリングであってもよい。
次に、これまでに説明した処理及び動作を実行する基地局装置10及びユーザ装置20の機能構成例を説明する。基地局装置10及びユーザ装置20は上述した実施例1~4を実施する機能を含む。ただし、基地局装置10及びユーザ装置20はそれぞれ、実施例1~4に関して、実施例1~4のうちのいずれかの実施例の機能のみを備えることとしてもよい。
図20は、基地局装置10の機能構成の一例を示す図である。図20に示されるように、基地局装置10は、送信部110と、受信部120と、設定部130と、制御部140とを有する。図20に示される機能構成は一例に過ぎない。本発明の実施の形態に係る動作を実行できるのであれば、機能区分及び機能部の名称はどのようなものでもよい。
図21は、ユーザ装置20の機能構成の一例を示す図である。図21に示されるように、ユーザ装置20は、送信部210と、受信部220と、設定部230と、制御部240とを有する。図21に示される機能構成は一例に過ぎない。本発明の実施の形態に係る動作を実行できるのであれば、機能区分及び機能部の名称はどのようなものでもよい。
上記実施形態の説明に用いたブロック図(図20及び図21)は、機能単位のブロックを示している。これらの機能ブロック(構成部)は、ハードウェア及びソフトウェアの少なくとも一方の任意の組み合わせによって実現される。また、各機能ブロックの実現方法は特に限定されない。すなわち、各機能ブロックは、物理的又は論理的に結合した1つの装置を用いて実現されてもよいし、物理的又は論理的に分離した2つ以上の装置を直接的又は間接的に(例えば、有線、無線などを用いて)接続し、これら複数の装置を用いて実現されてもよい。機能ブロックは、上記1つの装置又は上記複数の装置にソフトウェアを組み合わせて実現されてもよい。
本実施の形態により、少なくとも下記の各項に記載された基地局装置及びユーザ装置が提供される。
(第1項)
ページング機会のモニタのトリガとなる起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かを示す設定情報を送信する送信部を備え、
前記設定情報は、前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定を暗黙的に示す
基地局装置。
(第2項)
前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定は、ユーザ装置のグループ数、起動信号を配置するリソースの数、リソース間の多重方法のうちのいずれか1つ、いずれか2つ、又は全部を含む
第1項に記載の基地局装置。
(第3項)
ページング機会のモニタのトリガとなる起動信号に関する設定を示す設定情報を送信する送信部を備え、
前記設定情報は、前記設定以外の設定として、起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かの設定を暗黙的に示す
基地局装置。
(第4項)
ページング機会のモニタのトリガとなる起動信号に関する前記設定は、ユーザ装置のグループ数、起動信号を配置するリソースの数、リソース間の多重方法のうちのいずれか1つ、いずれか2つ、又は全部を含む
第3項に記載の基地局装置。
(第5項)
前記第1起動信号は、グループ分けされたユーザ装置のグループ毎に送信される起動信号であり、前記第2起動信号はレガシ起動信号である
第1項ないし第4項のうちいずれか1項に記載の基地局装置。
(第6項)
ページング機会のモニタのトリガとなる起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かを示す設定情報を受信する受信部と、
前記設定情報は、前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定を暗黙的に示し、当該暗黙的に示される設定に基づいた判断を実行する制御部と
を備えるユーザ装置。
以上、本発明の実施の形態を説明してきたが、開示される発明はそのような実施形態に限定されず、当業者は様々な変形例、修正例、代替例、置換例等を理解するであろう。発明の理解を促すため具体的な数値例を用いて説明がなされたが、特に断りのない限り、それらの数値は単なる一例に過ぎず適切な如何なる値が使用されてもよい。上記の説明における項目の区分けは本発明に本質的ではなく、2以上の項目に記載された事項が必要に応じて組み合わせて使用されてよいし、ある項目に記載された事項が、別の項目に記載された事項に(矛盾しない限り)適用されてよい。機能ブロック図における機能部又は処理部の境界は必ずしも物理的な部品の境界に対応するとは限らない。複数の機能部の動作が物理的には1つの部品で行われてもよいし、あるいは1つの機能部の動作が物理的には複数の部品により行われてもよい。実施の形態で述べた処理手順については、矛盾の無い限り処理の順序を入れ替えてもよい。処理説明の便宜上、基地局装置10及びユーザ装置20は機能的なブロック図を用いて説明されたが、そのような装置はハードウェアで、ソフトウェアで又はそれらの組み合わせで実現されてもよい。本発明の実施の形態に従って基地局装置10が有するプロセッサにより動作するソフトウェア及び本発明の実施の形態に従ってユーザ装置20が有するプロセッサにより動作するソフトウェアはそれぞれ、ランダムアクセスメモリ(RAM)、フラッシュメモリ、読み取り専用メモリ(ROM)、EPROM、EEPROM、レジスタ、ハードディスク(HDD)、リムーバブルディスク、CD-ROM、データベース、サーバその他の適切な如何なる記憶媒体に保存されてもよい。
110 送信部
120 受信部
130 設定部
140 制御部
20 ユーザ装置
210 送信部
220 受信部
230 設定部
240 制御部
1001 プロセッサ
1002 記憶装置
1003 補助記憶装置
1004 通信装置
1005 入力装置
1006 出力装置
Claims (6)
- ページング機会のモニタのトリガとなる起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かを示す設定情報を送信する送信部を備え、
前記設定情報は、前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定を暗黙的に示す
基地局装置。 - 前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定は、ユーザ装置のグループ数、起動信号を配置するリソースの数、リソース間の多重方法のうちのいずれか1つ、いずれか2つ、又は全部を含む
請求項1に記載の基地局装置。 - ページング機会のモニタのトリガとなる起動信号に関する設定を示す設定情報を送信する送信部を備え、
前記設定情報は、前記設定以外の設定として、起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かの設定を暗黙的に示す
基地局装置。 - ページング機会のモニタのトリガとなる起動信号に関する前記設定は、ユーザ装置のグループ数、起動信号を配置するリソースの数、リソース間の多重方法のうちのいずれか1つ、いずれか2つ、又は全部を含む
請求項3に記載の基地局装置。 - 前記第1起動信号は、グループ分けされたユーザ装置のグループ毎に送信される起動信号であり、前記第2起動信号はレガシ起動信号である
請求項1ないし4のうちいずれか1項に記載の基地局装置。 - ページング機会のモニタのトリガとなる起動信号を配置するための1つのリソースに、第1起動信号と第2起動信号の両方を配置するか否かを示す設定情報を受信する受信部と、
前記設定情報は、前記リソースに前記第1起動信号と前記第2起動信号の両方を配置するか否かの設定以外の設定を暗黙的に示し、当該暗黙的に示される設定に基づいた判断を実行する制御部と
を備えるユーザ装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA3136052A CA3136052A1 (en) | 2019-04-11 | 2020-04-09 | Base station apparatus and user equipment |
JP2021513706A JPWO2020209345A5 (ja) | 2020-04-09 | 基地局、端末、通信システム、及び通信方法 | |
CN202080024925.3A CN113647174A (zh) | 2019-04-11 | 2020-04-09 | 基站装置及用户装置 |
EP20788498.2A EP3955675A1 (en) | 2019-04-11 | 2020-04-09 | Base station device and user device |
US17/601,614 US20220201608A1 (en) | 2019-04-11 | 2020-04-09 | Base station apparatus and user equipment |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019-075830 | 2019-04-11 | ||
JP2019075830 | 2019-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020209345A1 true WO2020209345A1 (ja) | 2020-10-15 |
Family
ID=72751340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2020/016024 WO2020209345A1 (ja) | 2019-04-11 | 2020-04-09 | 基地局装置、及びユーザ装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20220201608A1 (ja) |
EP (1) | EP3955675A1 (ja) |
CN (1) | CN113647174A (ja) |
CA (1) | CA3136052A1 (ja) |
WO (1) | WO2020209345A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11589307B2 (en) * | 2020-05-27 | 2023-02-21 | Qualcomm Incorporated | Transmitting and receiving group wake up signals |
US11683757B2 (en) * | 2020-06-22 | 2023-06-20 | Qualcomm Incorporated | Leveraging wake-up signals and discontinuous reception cycles for assisted antenna calibration |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019075830A (ja) | 2015-04-30 | 2019-05-16 | 株式会社東芝 | 無線通信装置および無線通信方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8976764B2 (en) * | 2011-11-04 | 2015-03-10 | Blackberry Limited | Accommodating semi-persistent scheduling in heterogeneous networks with restricted subframe patterns |
-
2020
- 2020-04-09 CA CA3136052A patent/CA3136052A1/en active Pending
- 2020-04-09 CN CN202080024925.3A patent/CN113647174A/zh active Pending
- 2020-04-09 EP EP20788498.2A patent/EP3955675A1/en not_active Withdrawn
- 2020-04-09 WO PCT/JP2020/016024 patent/WO2020209345A1/ja unknown
- 2020-04-09 US US17/601,614 patent/US20220201608A1/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019075830A (ja) | 2015-04-30 | 2019-05-16 | 株式会社東芝 | 無線通信装置および無線通信方法 |
Non-Patent Citations (4)
Title |
---|
"Ad-hoc Chair (Samsung), Chairman's notes of AI 6.2.1 Additional MTC Enhancements", 3GPP TSG RAN WG1 #99 R1-19113374, 25 November 2019 (2019-11-25), XP051830655, Retrieved from the Internet <URL:https://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_99/Docs/R1-1913374.zip> * |
"Discussion on UE-group wake up signal in NB-IoT", 3GPP TSG RAN WG1 #97 R1-1906189, 4 May 2019 (2019-05-04), XP051708228, Retrieved from the Internet <URL:https://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_97/Docs/R1-1906189.zip> * |
"Feature lead summary of 6.2.1.1 UE group MWUS", 3GPP TSG RAN WG1 #99 RL-1913248, 25 November 2019 (2019-11-25), XP051830583, Retrieved from the Internet <URL:https://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_99/Docs/R1-1913248.zip> * |
HUAWEI ET AL.: "UE-group wake-up signal", 3GPP TSG RAN WG1 #96 R1-1901502, 16 February 2019 (2019-02-16), XP051599199, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_96/Docs/R1-1901502.zip>> * |
Also Published As
Publication number | Publication date |
---|---|
US20220201608A1 (en) | 2022-06-23 |
CA3136052A1 (en) | 2020-10-15 |
CN113647174A (zh) | 2021-11-12 |
EP3955675A1 (en) | 2022-02-16 |
JPWO2020209345A1 (ja) | 2020-10-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2020222281A1 (ja) | ユーザ装置 | |
JP7308277B2 (ja) | 端末、基地局、通信方法及び通信システム | |
WO2020194761A1 (ja) | 基地局装置、及びユーザ装置 | |
WO2020209345A1 (ja) | 基地局装置、及びユーザ装置 | |
JPWO2020065887A1 (ja) | 端末、無線通信方法及び無線通信システム | |
JP7073529B2 (ja) | 端末、基地局及び通信方法 | |
JPWO2020065885A1 (ja) | 端末、無線通信方法及び無線通信システム | |
WO2022079918A1 (ja) | 端末、及び基地局 | |
WO2021005647A1 (ja) | 端末、基地局及び通信方法 | |
JP7250048B2 (ja) | 端末、基地局、通信方法及び無線通信システム | |
JP7248709B2 (ja) | 端末、基地局、通信方法及び無線通信システム | |
JPWO2020170445A1 (ja) | ユーザ装置及び基地局装置 | |
JP7495405B2 (ja) | 端末、基地局、通信システム及び通信方法 | |
JP7366144B2 (ja) | 端末、基地局、通信方法、及び通信システム | |
WO2022030023A1 (ja) | 端末及び通信方法 | |
WO2022030024A1 (ja) | 端末及び通信方法 | |
WO2022030022A1 (ja) | 端末及び通信方法 | |
WO2021251439A1 (ja) | 端末 | |
WO2021199414A1 (ja) | 端末及び通信方法 | |
WO2022153422A1 (ja) | 端末及び通信方法 | |
WO2021140676A1 (ja) | 端末及び通信方法 | |
WO2022153550A1 (ja) | 端末、基地局、及び受信方法 | |
WO2022074749A1 (ja) | 端末及び通信方法 | |
WO2022029987A1 (ja) | 端末及び通信方法 | |
WO2022029985A1 (ja) | 端末及び通信方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20788498 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2021513706 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 3136052 Country of ref document: CA |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2020788498 Country of ref document: EP Effective date: 20211111 |