WO2023010340A1 - Procédé et appareil d'attribution de capacités de surveillance de canal de commande de liaison descendante physique pour de multiples cellules - Google Patents

Procédé et appareil d'attribution de capacités de surveillance de canal de commande de liaison descendante physique pour de multiples cellules Download PDF

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WO2023010340A1
WO2023010340A1 PCT/CN2021/110589 CN2021110589W WO2023010340A1 WO 2023010340 A1 WO2023010340 A1 WO 2023010340A1 CN 2021110589 W CN2021110589 W CN 2021110589W WO 2023010340 A1 WO2023010340 A1 WO 2023010340A1
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control channel
subcarrier spacing
physical downlink
downlink control
cells
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PCT/CN2021/110589
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English (en)
Chinese (zh)
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谷俊嵘
张磊
陈哲
蒋琴艳
王昕�
Original Assignee
富士通株式会社
谷俊嵘
张磊
陈哲
蒋琴艳
王昕�
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Priority to PCT/CN2021/110589 priority Critical patent/WO2023010340A1/fr
Publication of WO2023010340A1 publication Critical patent/WO2023010340A1/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]
    • H04W28/18—Negotiating wireless communication parameters

Definitions

  • the embodiment of the present application relates to the technical field of communications.
  • a network device (such as a base station) sends a control command on a Physical Downlink Control Channel (PDCCH, Physical Downlink Control Channel), and a user equipment (UE, User Equipment) needs to monitor the PDCCH in a corresponding cell.
  • the set composed of various possibilities for user equipment to blindly detect PDCCH is called a search space, and the time-frequency resource for user equipment to blindly detect PDCCH on a channel is called a control resource set (coreset, control-resource set).
  • the PDCCH monitoring capability is described by the two indicators of the maximum number of blind detection times (that is, the maximum number of PDCCH monitoring) and the maximum number of non-overlapping control channel elements (CCE, Control Channel Element) .
  • the resource granularity of PDCCH is CCE
  • a CCE is composed of 6 resource element groups (REG, Resource Element Group)
  • a REG is composed of 12 consecutive resource elements (RE, Resource Element).
  • Both the maximum number of blind detection times and the maximum number of non-overlapping CCEs are calculated specific to a time unit (such as a time slot slot) of a cell, and they decrease as the sub-carrier spacing (SCS, Sub-Carrier Spacing) increases. Small.
  • SCS sub-carrier Spacing
  • Rel-17 is studying the waveform and channel access design of 52.6GHz-71GHz (FR 2-2), and the influence of phase noise in this frequency band is very serious.
  • the subcarrier spacing needs to be increased to reduce the influence of phase noise. If the PDCCH monitoring capability continues to be calculated according to the slot (slot), the terminal equipment cannot work normally.
  • embodiments of the present application provide a method and device for allocating physical downlink control channel (PDCCH) monitoring capabilities of multiple cells.
  • the PDCCH monitoring capability is calculated by slot group, and when the terminal device simultaneously monitors the PDCCHs of multiple downlink serving cells, the PDCCH monitoring capability is assigned to the serving cell corresponding to each subcarrier interval.
  • a method for allocating multi-cell PDCCH monitoring capabilities including:
  • the terminal device receives the number of downlink cells related to the subcarrier spacing configured by the network device.
  • an apparatus for allocating multi-cell PDCCH monitoring capabilities including:
  • a receiving unit which receives the number of downlink cells related to the subcarrier spacing configured by the network device;
  • a determination unit which determines the maximum monitored number of physical downlink control channel candidates and the maximum number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier interval according to the number of downlink cells.
  • a method for allocating multi-cell PDCCH monitoring capabilities including:
  • the network device sends the number of downlink cells related to the subcarrier spacing to the terminal device;
  • the number of downlink cells is used by the terminal device to determine the maximum monitoring number of physical downlink control channel candidates and the number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier spacing maximum number.
  • an apparatus for allocating multi-cell PDCCH monitoring capabilities including:
  • a sending unit which sends the number of downlink cells related to the subcarrier spacing to the terminal device
  • the number of downlink cells is used by the terminal device to determine the maximum monitoring number of physical downlink control channel candidates and the number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier spacing maximum number.
  • a communication system including:
  • a network device which sends the number of downlink cells related to the subcarrier spacing
  • the terminal device determines, according to the number of downlink cells, the maximum number of monitored physical downlink control channel candidates and the maximum number of non-overlapping control channel elements when the physical downlink control channel is monitored in time slot groups for the cell with the subcarrier spacing.
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate PDCCH to the serving cell corresponding to each subcarrier interval when monitoring the PDCCH of multiple downlink serving cells at the same time monitoring capabilities.
  • FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application.
  • Fig. 2 is a schematic diagram of the time slot length of multiple subcarrier intervals according to the embodiment of the present application
  • FIG. 3 is a schematic diagram of a method for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application
  • FIG. 4 is an example diagram of a time slot group according to an embodiment of the present application.
  • Fig. 5 is another example figure of the timeslot group of the embodiment of the present application.
  • FIG. 6 is another schematic diagram of a method for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application
  • FIG. 7 is a schematic diagram of a device for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application.
  • FIG. 8 is another schematic diagram of an apparatus for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application.
  • FIG. 9 is a schematic diagram of a network device according to an embodiment of the present application.
  • FIG. 10 is a schematic diagram of a terminal device according to an embodiment of the present application.
  • the terms “first”, “second”, etc. are used to distinguish different elements from the title, but do not indicate the spatial arrangement or time order of these elements, and these elements should not be referred to by these terms restricted.
  • the term “and/or” includes any and all combinations of one or more of the associated listed items.
  • the terms “comprising”, “including”, “having” and the like refer to the presence of stated features, elements, elements or components, but do not exclude the presence or addition of one or more other features, elements, elements or components.
  • the term “communication network” or “wireless communication network” may refer to a network conforming to any of the following communication standards, such as Long Term Evolution (LTE, Long Term Evolution), Enhanced Long Term Evolution (LTE-A, LTE- Advanced), Wideband Code Division Multiple Access (WCDMA, Wideband Code Division Multiple Access), High-Speed Packet Access (HSPA, High-Speed Packet Access), etc.
  • LTE Long Term Evolution
  • LTE-A Long Term Evolution
  • LTE-A Long Term Evolution-A
  • LTE- Advanced Wideband Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • High-Speed Packet Access High-Speed Packet Access
  • the communication between devices in the communication system can be carried out according to any stage of communication protocols, such as but not limited to the following communication protocols: 1G (generation), 2G, 2.5G, 2.75G, 3G, 4G, 4.5G and 5G , New Radio (NR, New Radio), etc., and/or other communication protocols that are currently known or will be developed in the future.
  • Network device refers to, for example, a device in a communication system that connects a terminal device to a communication network and provides services for the terminal device.
  • Network equipment may include but not limited to the following equipment: base station (BS, Base Station), access point (AP, Access Point), transmission and reception point (TRP, Transmission Reception Point), broadcast transmitter, mobile management entity (MME, Mobile Management Entity), gateway, server, radio network controller (RNC, Radio Network Controller), base station controller (BSC, Base Station Controller) and so on.
  • the base station may include but not limited to: Node B (NodeB or NB), evolved Node B (eNodeB or eNB), and 5G base station (gNB), etc., and may also include Remote Radio Head (RRH, Remote Radio Head) , Remote Radio Unit (RRU, Remote Radio Unit), relay (relay) or low-power nodes (such as femeto, pico, etc.).
  • Node B Node B
  • eNodeB or eNB evolved Node B
  • gNB 5G base station
  • RRH Remote Radio Head
  • RRU Remote Radio Unit
  • relay relay
  • low-power nodes such as femeto, pico, etc.
  • base station may include some or all of their functions, each base station may provide communication coverage for a particular geographic area.
  • the term "cell” can refer to a base station and/or its coverage area depending on the context in which the term is used.
  • the term "User Equipment” (UE, User Equipment) or “terminal equipment” (TE, Terminal Equipment or Terminal Device) refers to, for example, a device that accesses a communication network through a network device and receives network services.
  • a terminal device may be fixed or mobile, and may also be called a mobile station (MS, Mobile Station), a terminal, a subscriber station (SS, Subscriber Station), an access terminal (AT, Access Terminal), a station, etc.
  • the terminal equipment may include but not limited to the following equipment: Cellular Phone (Cellular Phone), Personal Digital Assistant (PDA, Personal Digital Assistant), wireless modem, wireless communication equipment, handheld equipment, machine-type communication equipment, laptop computer, Cordless phones, smartphones, smart watches, digital cameras, and more.
  • Cellular Phone Cellular Phone
  • PDA Personal Digital Assistant
  • wireless modem wireless communication equipment
  • handheld equipment machine-type communication equipment
  • laptop computer Cordless phones
  • Cordless phones smartphones, smart watches, digital cameras, and more.
  • the terminal device can also be a machine or device for monitoring or measurement, such as but not limited to: a machine type communication (MTC, Machine Type Communication) terminal, Vehicle communication terminal, device to device (D2D, Device to Device) terminal, machine to machine (M2M, Machine to Machine) terminal, etc.
  • MTC Machine Type Communication
  • Vehicle communication terminal device to device (D2D, Device to Device) terminal
  • M2M Machine to Machine
  • network side refers to one side of the network, which may be a certain base station, or may include one or more network devices as above.
  • user side or “terminal side” or “terminal device side” refers to a side of a user or a terminal, which may be a certain UE, or may include one or more terminal devices as above.
  • device may refer to network devices or terminal devices.
  • FIG. 1 is a schematic diagram of a communication system according to an embodiment of the present application, schematically illustrating a case where a terminal device and a network device are taken as examples.
  • a communication system 100 may include a network device 101 and a terminal device 102 .
  • FIG. 1 only uses one terminal device and one network device as an example for illustration, but this embodiment of the present application is not limited thereto.
  • eMBB enhanced mobile broadband
  • mMTC massive machine type communication
  • URLLC Ultra-Reliable and Low -Latency Communication
  • a terminal device 102 can be connected to at least two downlink serving cells at the same time.
  • the embodiment of the present application involves a terminal device monitoring PDCCHs of multiple downlink serving cells simultaneously, and each serving cell may have different subcarrier intervals.
  • a terminal device has the ability to monitor PDCCHs on multiple serving cells. This capability corresponds to the number of monitored cells which can be identified as
  • the terminal equipment allocates monitoring capabilities for each serving cell, and may calculate the PDCCH monitoring capabilities according to the time unit of PDCCH monitoring.
  • the PDCCH monitoring capability can be calculated in units of slots.
  • the network device will configure a certain number of downlink cells for the terminal device, and the number is expressed as Among them, ⁇ represents the subcarrier spacing parameter, and "cells,0" represents coreset pool index 0. "cells,1" means coreset pool index 1. If the scheduling cell is monitored for PDCCH candidates on the activated part of the bandwidth (BWP, BandWidth Part), when the subcarrier spacing is ⁇ , it satisfies
  • TRP Transmission Reception Point
  • the number of blind detections corresponding to a cell with a subcarrier spacing ⁇ cannot exceed the maximum number of blind detections corresponding to the subcarrier spacing ⁇ , that is For the subcarrier spacing ⁇ , the number of non-overlapping CCEs monitored cannot exceed the maximum value monitored at this time, that is,
  • the maximum number of blind detections of terminal equipment and the maximum number of non-overlapping CCEs are respectively calculated as follows:
  • the terminal device does not need to monitor more than PDCCH candidates, or do not need to monitor more than Non-overlapping CCEs.
  • the terminal device does not need to monitor more than PDCCH candidates, or do not need to monitor more than non-overlapping CCEs. If for CORESETs with the same coresetPoolIndex value, the end device does not need to monitor more than PDCCH candidates, or more than Non-overlapping CCEs.
  • the PDCCH monitoring capability is calculated in units of span.
  • the span is a group of continuous Orthogonal Frequency Division Multiplexing (OFDM, Orthogonal Frequency Division Multiplexing) symbols, and its length can be 2, 4, or 7.
  • the number of downlink serving cells that the terminal equipment is capable of monitoring is When the number of serving cells that the terminal equipment needs to monitor satisfies
  • the number of PDCCH candidates blindly detected by the terminal equipment cannot exceed
  • the number of non-overlapping CCEs for blind detection cannot exceed
  • the terminal equipment monitors the serving cell of PDDCH from yes a part of.
  • the span is described as (X, Y), where the minimum interval between the first symbols of every two consecutive spans is X symbols, and the time length of each span is the Y value and the length value of the CORESET configured for the terminal device the maximum value.
  • Rel-17 is studying the waveform and channel access design for 52.6GHz-71GHz (FR 2-2).
  • the phase noise effect is very serious in this frequency band.
  • it is necessary to increase the subcarrier spacing to reduce the influence of phase noise.
  • the maximum number of non-overlapping CCEs per time slot and per serving cell during blind detection of PDCCH may be less than 16, thus causing the terminal equipment to fail to work normally.
  • Table 1 is the maximum number of monitored PDCCH candidates per slot for ⁇ ⁇ ⁇ 0, 1, 2, 3 ⁇
  • Table 2 is the maximum number of non-overlapping CCEs per slot for ⁇ ⁇ ⁇ 0, 1, 2, 3 ⁇ ,
  • Fig. 2 is a schematic diagram of the time slot lengths of a plurality of subcarrier intervals according to the embodiment of the present application.
  • the time slot lengths are not the same. Calculating the PDCCH monitoring capability based on slot or span as a time unit is no longer suitable for downlink cells with new subcarrier spacing.
  • the terminal device when the terminal device monitors the downlink cells with the new subcarrier spacing of 480KHz and 960KHz, it calculates the PDCCH monitoring capability according to the slot group as the time unit.
  • the terminal device when the terminal device monitors the downlink cells with the new subcarrier spacing of 480KHz and 960KHz, it calculates the PDCCH monitoring capability according to the slot group as the time unit.
  • An embodiment of the present application provides a method for allocating multi-cell PDCCH monitoring capabilities, which is described from a terminal device.
  • FIG. 3 is a schematic diagram of a method for allocating multi-cell PDCCH monitoring capabilities in an embodiment of the present application. As shown in FIG. 3 , the method includes:
  • the terminal device receives the number of downlink cells related to the subcarrier spacing configured by the network device;
  • the terminal device determines, according to the number of downlink cells, the maximum number of monitored PDCCH candidates and the maximum number of non-overlapping CCEs when monitoring PDCCHs in time slot groups for cells with the subcarrier spacing.
  • the PDCCH monitoring capability may be allocated separately for multiple cells corresponding to the new subcarrier spacing.
  • the terminal device also reports to the network device signaling used to identify that the terminal device is capable of monitoring the physical downlink control channel in a time slot group.
  • a new signaling r17monitoringcapability may be defined for the terminal equipment, which indicates that the terminal equipment is capable of monitoring the PDCCH with slot-group as the time unit.
  • the number of PDCCH cells monitored by the terminal equipment in the slot-group mode as
  • a slot group is described by (X, Y), where Y is the length of the slot group, and X is the interval between two adjacent slot groups.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is less than or equal to the total number of downlink serving cells that the terminal device can monitor PDCCH in time units of time slot groups,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the corresponding The maximum monitored number of physical downlink control channel candidates for the subcarrier spacing and the size of the time slot group;
  • a terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to said subcarrier spacing and said slot group size, said total number of non-overlapping control channel elements being equal to said The subcarrier spacing and the maximum number of non-overlapping control channel elements for the slot group size.
  • the network device configures the number of downlink cells for the terminal device When the PDCCH needs to be monitored on the downlink cell, the corresponding number of cells that need to monitor slot group(X,Y) is if End devices do not need to monitor more than PDCCH candidates, or, do not need to monitor more than non-overlapping CCEs.
  • Table 3 below provides an expression of the above-mentioned assigned PDCCH monitoring capability, but the present application is not limited thereto.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor the PDCCH with a time slot group as a time unit,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates according to the current Subcarrier spacing and the ratio between the number of cells of the physical downlink control channel to be monitored and the number of cells of all physical downlink control channels to be monitored in the current time slot group size corresponds to the subcarrier spacing and the size of the time slot group The monitored number of physical downlink control channel candidates; and
  • a terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to said subcarrier spacing and said slot group size, said total number of non-overlapping control channel elements being equal to Subcarrier spacing and the ratio between the number of cells of the physical downlink control channel to be monitored and the number of cells of all physical downlink control channels to be monitored in the current time slot group size corresponds to the subcarrier spacing and the size of the time slot group The number of non-overlapping control channel elements.
  • the terminal equipment is capable of monitoring the PDCCH with the time slot group as the time unit.
  • the terminal equipment allocates the PDCCH monitoring capability in proportion to multiple cells with different subcarrier intervals. Specifically, end devices do not need to monitor more than PDCCH candidates, or do not need to monitor more than of non-overlapping CCEs.
  • the time unit applied is Each slot-group of each active BWP in each scheduling cell.
  • the PDCCH monitoring capability cannot be greater than the minimum value of the blind detection capability at this time. That is, the monitored number of PDCCH candidates cannot be greater than And/or, the number of non-overlapping CCEs cannot be greater than
  • Table 4 below provides an expression of the above-mentioned assigned PDCCH monitoring capability, but the present application is not limited thereto.
  • the time slot group includes an integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, and the first symbols of two adjacent time slot groups are separated by X time slots, where both X and Y are integers.
  • Fig. 4 is an exemplary diagram of a time slot group according to an embodiment of the present application. As shown in FIG. 4, the slot group may include 16 slots.
  • the ratio is the ratio between the slot group size of the current subcarrier spacing and the slot size of the reference subcarrier spacing.
  • control subcarrier spacing 120KHz and The value of is obtained proportionally according to the relationship between the duration of the slot-group and the duration of the slot when the subcarrier interval is 120KHz.
  • the time slot group includes a non-integer number of time slots
  • the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, and the first symbols of two adjacent time slot groups X timeslots apart, where X is an integer and Y is a non-integer.
  • Fig. 5 is another example diagram of a time slot group in the embodiment of the present application. As shown in FIG. 5, the slot group may include 16.5 slots.
  • control subcarrier spacing is 120KHz and The value of is calculated according to the relationship between the duration of the slot-group and the duration of the slot when the subcarrier interval is 120KHz, and is rounded to an integer in proportion.
  • Table 5 is the maximum number of monitored PDCCH candidates per slot group for ⁇ 5,6 ⁇
  • Table 6 is the maximum number of non-overlapping CCEs per slot group for ⁇ 5,6 ⁇ .
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate the PDCCH monitoring capability to the serving cell corresponding to each subcarrier interval when simultaneously monitoring the PDCCH of multiple downlink serving cells.
  • the embodiment of the present application provides a method for allocating multi-cell PDCCH monitoring capabilities. The description will be continued on the basis of the embodiment of the first aspect, and the same content as the embodiment of the first aspect will not be repeated.
  • the PDCCH monitoring capability may be jointly assigned to multiple cells corresponding to the old and new subcarrier intervals.
  • the terminal device also reports to the network device signaling used to identify that the terminal device is capable of monitoring the physical downlink control channel in a time slot group.
  • a new signaling r17monitoringcapability may be defined for the terminal equipment, which indicates that the terminal equipment is capable of monitoring the PDCCH with slot-group as the time unit. It is defined that the terminal equipment is capable of monitoring downlink cells in a slot-group manner, and the number of all downlink serving cells that the terminal equipment can monitor is
  • a slot group can be described by (X, Y), where Y is the length of the slot group, and X is the interval between the first slots of two consecutive adjacent slot groups.
  • the terminal device monitors the number of downlink serving cells of the PDCCH with a slot group as a time unit, which can be indicated to the terminal device through signaling, or the terminal device can be implicitly calculated from the number of subcarrier intervals of the FR2-2 cell.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is less than or equal to the total number of downlink serving cells that the terminal device can monitor the PDCCH with time slots and time slot groups as time units,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, and the total number of physical downlink control channel candidates is equal to the physical downlink control channel corresponding to the subcarrier spacing the maximum number of monitoring candidates;
  • a terminal device is not required to monitor more non-overlapping control channel elements than the number of total non-overlapping control channel elements corresponding to said subcarrier spacing equal to the number of non-overlapping control channel elements corresponding to said subcarrier spacing The maximum number of elements.
  • the number of blind detections corresponding to a cell with subcarrier spacing ⁇ cannot exceed the maximum number of blind detections corresponding to the subcarrier spacing ⁇ , or the number of non-overlapping CCEs monitored cannot exceed the maximum value monitored at this time.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor PDCCH in time units of time slots and time slot groups,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, the total number of physical downlink control channel candidates is equal to The number of monitored physical downlink control channel candidates corresponding to the subcarrier spacing after the proportion allocation between the number of cells of the control channel and the number of cells of all physical downlink control channels to be monitored; and
  • the terminal device is not required to monitor more non-overlapping control channel elements than the total number of non-overlapping control channel elements corresponding to the subcarrier spacing, the total number of non-overlapping control channel elements is equal to the physical downlink to be monitored with the current subcarrier spacing
  • the ratio between the number of cells of the control channel and the number of cells of all physical downlink control channels to be monitored corresponds to the number of non-overlapping control channel elements in the subcarrier interval after allocation.
  • ⁇ is the total number of physical downlink control channel candidates with subcarrier spacing ⁇ , is the maximum monitored number of physical downlink control channel candidates with subcarrier spacing ⁇ ; is the total number of non-overlapping control channel elements with subcarrier spacing ⁇ , maximum number of non-overlapping control channel elements with subcarrier spacing ⁇ ; is the total number of PDCCH downlink serving cells that the terminal equipment is capable of monitoring with slot and slot-group as the time unit, is the number of downlink cells configured by the network device, and ⁇ ⁇ is the proportional coefficient between the time slot group size of the current subcarrier spacing and the time slot size of the reference subcarrier spacing.
  • the network device configures the number of multiple cells for the terminal device hour, and They are respectively calculated in proportion and allocated to the cells of each subcarrier interval.
  • the multiple subcarrier spacings are calculated starting from the subcarrier spacing parameter ⁇ , where ⁇ is an integer greater than 0 and less than 5. That is, the value of ⁇ starts from a certain integer greater than 0 and less than 5, and multi-cell PDCCH monitoring capability is calculated for multi-cell scheduled transmission.
  • ⁇ ′ an integer greater than 0 and less than 5
  • value is 0.
  • the time slot group includes an integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, and the first of two adjacent time slot groups Symbols are separated by X slots, where X and Y are integers.
  • the time slot group includes a non-integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, and the first of two adjacent time slot groups symbols are separated by X slots, where X is an integer and Y is a non-integer.
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate the PDCCH monitoring capability to the serving cell corresponding to each subcarrier interval when simultaneously monitoring the PDCCH of multiple downlink serving cells.
  • the embodiment of the present application provides a multi-cell PDCCH monitoring capability allocation method, which is described from the side of the network device, and the same content as the first and second embodiments will not be repeated.
  • FIG. 6 is another schematic diagram of a method for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application. As shown in FIG. 6, the method includes:
  • the network device sends the number of downlink cells related to the subcarrier spacing to the terminal device;
  • the terminal device determines, according to the number of downlink cells, the maximum number of monitored physical downlink control channel candidates and the maximum number of non-overlapping control channel elements when monitoring physical downlink control channels in time slot groups for cells with the subcarrier spacing.
  • the method may also include:
  • the network device receives the signaling reported by the terminal device and used to identify that the terminal device is capable of monitoring a physical downlink control channel in a time slot group.
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate the PDCCH monitoring capability to the serving cell corresponding to each subcarrier interval when simultaneously monitoring the PDCCH of multiple downlink serving cells.
  • An embodiment of the present application provides a device for allocating multi-cell PDCCH monitoring capabilities.
  • the apparatus may be, for example, a terminal device, or may be one or some components or components configured on the terminal device, and the content that is the same as that in the first and second embodiments will not be repeated here.
  • FIG. 7 is a schematic diagram of an apparatus for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application. As shown in FIG. 7 , an apparatus 700 for allocating multi-cell PDCCH monitoring capabilities includes:
  • a receiving unit 701 which receives the number of downlink cells related to the subcarrier spacing configured by the network device.
  • the determining unit 702 is configured to determine the maximum number of physical downlink control channel candidates to be monitored and the maximum number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier interval according to the number of downlink cells.
  • the apparatus 700 for allocating multi-cell PDCCH monitoring capabilities also includes:
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is less than or equal to the total number of downlink serving cells that the terminal device can monitor the PDCCH with a time slot group as a time unit,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the corresponding The maximum monitored number of physical downlink control channel candidates for the subcarrier spacing and the size of the time slot group;
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to the corresponding The maximum number of non-overlapping control channel elements for the subcarrier spacing and the slot group size.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor the PDCCH with a time slot group as a time unit,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates according to The ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after allocation The size of the monitored number of physical downlink control channel candidates; and
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to
  • the ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after allocation
  • the size of the number of non-overlapping control channel elements is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to
  • the ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after
  • the time slot group includes an integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, and the first of two adjacent time slot groups Symbols are separated by X slots, where X and Y are integers.
  • the time slot group includes a non-integer number of time slots
  • the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain
  • the first of two adjacent time slot groups symbols are separated by X time slots, where X is an integer and Y is a non-integer.
  • the sum of the number of downlink cells of multiple subcarrier intervals configured by the network device is less than or equal to the situation that the terminal device can monitor the total number of downlink serving cells of the PDCCH according to the time unit of time slot and time slot group Down,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, and the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates corresponding to the subcarrier spacing the maximum number of monitors for control channel candidates;
  • said terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to said subcarrier spacing equal to the number of non-overlapping control channel elements corresponding to said subcarrier spacing Controls the maximum number of channel elements.
  • the network device when the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor PDCCH with time slots and time slot groups as time units,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates to be monitored according to the current subcarrier spacing The number of monitored physical downlink control channel candidates corresponding to the subcarrier spacing after the proportion distribution between the number of cells of the physical downlink control channel and the number of cells of all physical downlink control channels to be monitored; and
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing equal to
  • the ratio between the number of cells of the physical downlink control channel and the number of cells of all the physical downlink control channels to be monitored corresponds to the number of non-overlapping control channel elements in the subcarrier interval after allocation.
  • the terminal equipment is capable of monitoring the total number of downlink serving cells of PDCCH according to slot and slot group as time units, is the number of downlink cells configured by the network device, and ⁇ ⁇ is the proportional coefficient between the time slot group size of the current subcarrier spacing and the time slot size of the reference subcarrier spacing.
  • the apparatus 700 for allocating multi-cell PDCCH monitoring capabilities may also include other components or modules, and for the specific content of these components or modules, reference may be made to related technologies.
  • FIG. 7 only exemplarily shows the connection relationship or signal direction between various components or modules, but it should be clear to those skilled in the art that various related technologies such as bus connection can be used.
  • the above-mentioned components or modules may be implemented by hardware facilities such as processors, memories, transmitters, receivers, etc.; the implementation of the present application is not limited thereto.
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate the PDCCH monitoring capability to the serving cell corresponding to each subcarrier interval when simultaneously monitoring the PDCCH of multiple downlink serving cells.
  • An embodiment of the present application provides a device for allocating multi-cell PDCCH monitoring capabilities.
  • the apparatus may be, for example, a network device, or may be one or some components or components configured on the network device, and the same contents as those in the first to third embodiments will not be repeated here.
  • FIG. 8 is a schematic diagram of an apparatus for allocating multi-cell PDCCH monitoring capabilities according to an embodiment of the present application. As shown in FIG. 8 , an apparatus 800 for allocating multi-cell PDCCH monitoring capabilities includes:
  • the number of downlink cells is used by the terminal device to determine the maximum monitoring number of physical downlink control channel candidates and the number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier spacing maximum number.
  • the apparatus 800 for allocating multi-cell PDCCH monitoring capabilities also includes:
  • the receiving unit 802 is configured to receive the signaling reported by the terminal device and used to identify that the terminal device is capable of monitoring the physical downlink control channel in a time slot group.
  • the apparatus 800 for allocating multi-cell PDCCH monitoring capabilities may also include other components or modules, and for the specific content of these components or modules, reference may be made to related technologies.
  • FIG. 8 only exemplarily shows the connection relationship or signal direction between various components or modules, but it should be clear to those skilled in the art that various related technologies such as bus connection can be used.
  • the above-mentioned components or modules may be implemented by hardware facilities such as processors, memories, transmitters, receivers, etc.; the implementation of the present application is not limited thereto.
  • the terminal device calculates the PDCCH monitoring capability by slot group, and can allocate the PDCCH monitoring capability to the serving cell corresponding to each subcarrier interval when simultaneously monitoring the PDCCH of multiple downlink serving cells.
  • the embodiment of the present application also provides a communication system, which can be referred to FIG. 1 , and the same content as the embodiments of the first aspect to the fifth aspect will not be described again.
  • the communication system 100 may at least include:
  • the network device 101 which sends the number of downlink cells related to the subcarrier spacing;
  • the terminal device 102 determines the maximum monitored number of physical downlink control channel candidates and the maximum number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier interval according to the number of downlink cells.
  • the embodiment of the present application also provides a network device, which may be, for example, a base station, but the present application is not limited thereto, and may be other network devices.
  • a network device which may be, for example, a base station, but the present application is not limited thereto, and may be other network devices.
  • FIG. 9 is a schematic diagram of a network device according to an embodiment of the present application.
  • a network device 900 may include: a processor 910 (such as a central processing unit CPU) and a memory 920 ; the memory 920 is coupled to the processor 910 .
  • the memory 920 can store various data; in addition, it also stores a program 930 for information processing, and executes the program 930 under the control of the processor 910 .
  • the processor 910 may be configured to execute a program to implement the method for allocating multi-cell PDCCH monitoring capabilities as described in the embodiment of the third aspect.
  • the processor 910 may be configured to perform the following control: send the number of downlink cells related to the subcarrier spacing to the terminal device; wherein, the number of downlink cells is used by the terminal device to determine the number of cells with the subcarrier spacing The maximum number of monitored physical downlink control channel candidates and the maximum number of non-overlapping control channel elements when the time slot group monitors the physical downlink control channel.
  • the network device 900 may further include: a transceiver 940 and an antenna 950 ; wherein, the functions of the above components are similar to those of the prior art, and will not be repeated here. It should be noted that the network device 900 does not necessarily include all components shown in FIG. 9; in addition, the network device 900 may also include components not shown in FIG. 9, and reference may be made to the prior art.
  • the embodiment of the present application also provides a terminal device, but the present application is not limited thereto, and may be other devices.
  • FIG. 10 is a schematic diagram of a terminal device according to an embodiment of the present application.
  • the terminal device 1000 may include a processor 1010 and a memory 1020 ; the memory 1020 stores data and programs, and is coupled to the processor 1010 .
  • this figure is exemplary; other types of structures may also be used in addition to or instead of this structure to implement telecommunications functions or other functions.
  • the processor 1010 may be configured to execute a program to implement the method for allocating multi-cell PDCCH monitoring capabilities as described in the first and second embodiments.
  • the processor 1010 may be configured to perform the following control: receive the number of downlink cells related to the subcarrier spacing configured by the network device; The maximum number of monitored physical downlink control channel candidates and the maximum number of non-overlapping control channel elements for control channels.
  • the terminal device 1000 may further include: a communication module 1030 , an input unit 1040 , a display 1050 , and a power supply 1060 .
  • a communication module 1030 the terminal device 1000 may further include: a communication module 1030 , an input unit 1040 , a display 1050 , and a power supply 1060 .
  • the functions of the above components are similar to those of the prior art, and will not be repeated here. It should be noted that the terminal device 1000 does not necessarily include all the components shown in FIG. have technology.
  • the embodiment of the present application also provides a computer program, wherein when the program is executed in the terminal device, the program enables the terminal device to perform the allocation of multi-cell PDCCH monitoring capabilities described in the embodiments of the first and second aspects method.
  • the embodiment of the present application also provides a storage medium storing a computer program, wherein the computer program enables the terminal device to execute the method for allocating multi-cell PDCCH monitoring capabilities described in the embodiments of the first aspect and the second aspect.
  • An embodiment of the present application further provides a computer program, wherein when the program is executed in a network device, the program causes the network device to execute the method for allocating multi-cell PDCCH monitoring capabilities described in the embodiment of the third aspect.
  • An embodiment of the present application further provides a storage medium storing a computer program, wherein the computer program enables a network device to execute the method for allocating multi-cell PDCCH monitoring capabilities described in the embodiment of the third aspect.
  • the above devices and methods in this application can be implemented by hardware, or by combining hardware and software.
  • the present application relates to a computer-readable program that, when executed by a logic component, enables the logic component to realize the above-mentioned device or constituent component, or enables the logic component to realize the above-mentioned various methods or steps.
  • the present application also relates to storage media for storing the above programs, such as hard disks, magnetic disks, optical disks, DVDs, flash memories, and the like.
  • the method/device described in conjunction with the embodiments of the present application may be directly embodied as hardware, a software module executed by a processor, or a combination of both.
  • one or more of the functional block diagrams shown in the figure and/or one or more combinations of the functional block diagrams may correspond to each software module or each hardware module of the computer program flow.
  • These software modules may respectively correspond to the steps shown in the figure.
  • These hardware modules for example, can be realized by solidifying these software modules by using a Field Programmable Gate Array (FPGA).
  • FPGA Field Programmable Gate Array
  • a software module may reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, removable disk, CD-ROM or any other form of storage medium known in the art.
  • a storage medium can be coupled to the processor such that the processor can read information from, and write information to, the storage medium, or it can be an integral part of the processor.
  • the processor and storage medium can be located in the ASIC.
  • the software module can be stored in the memory of the mobile terminal, or can be stored in a memory card that can be inserted into the mobile terminal.
  • the software module can be stored in the MEGA-SIM card or large-capacity flash memory device.
  • One or more of the functional blocks described in the accompanying drawings and/or one or more combinations of the functional blocks can be implemented as a general-purpose processor, a digital signal processor (DSP) for performing the functions described in this application ), application specific integrated circuits (ASICs), field programmable gate arrays (FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or any suitable combination thereof.
  • DSP digital signal processor
  • ASICs application specific integrated circuits
  • FPGAs field programmable gate arrays
  • One or more of the functional blocks described in the drawings and/or one or more combinations of the functional blocks can also be implemented as a combination of computing devices, for example, a combination of a DSP and a microprocessor, a plurality of microprocessors processor, one or more microprocessors in communication with a DSP, or any other such configuration.
  • a method for distributing multi-cell Physical Downlink Control Channel (PDCCH) monitoring capabilities comprising:
  • the terminal device receives the number of downlink cells related to the subcarrier spacing configured by the network device.
  • the terminal device reports to the network device the signaling used to identify that the terminal device has the ability to monitor the physical downlink control channel with a time slot group.
  • the network device In the case where the sum of the number of downlink cells of multiple subcarrier intervals configured by the network device is less than or equal to the total number of downlink serving cells that the terminal device can monitor the physical downlink control channel by taking the time slot group as a time unit,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the corresponding The maximum monitored number of physical downlink control channel candidates for the subcarrier spacing and the size of the time slot group;
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to the corresponding The maximum number of non-overlapping control channel elements for the subcarrier spacing and the slot group size.
  • the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor the physical downlink control channel in units of time slots
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing and the size of the time slot group, the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates according to The ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after allocation The size of the monitored number of physical downlink control channel candidates; and
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to
  • the ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after allocation
  • the size of the number of non-overlapping control channel elements is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing and the size of the time slot group, said total number of non-overlapping control channel elements being equal to
  • the ratio between the number of cells of the physical downlink control channel to be monitored with the current subcarrier spacing and the size of the current time slot group and the number of cells of all physical downlink control channels to be monitored corresponds to the subcarrier spacing and the time slot group after
  • the terminal equipment is capable of monitoring the total number of downlink serving cells of the PDDCH in a slot group manner.
  • Supplementary Note 8 The method according to Supplementary Notes 3 to 7, wherein the time slot group includes an integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, The first symbols of two adjacent slot groups are separated by X slots, where both X and Y are integers.
  • Supplementary Note 11 The method according to Supplementary Notes 3 to 7, wherein the time slot group includes a non-integer number of time slots, and the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain , the first symbols of two adjacent time slot groups are separated by X time slots, where X is an integer and Y is a non-integer.
  • the maximum monitored number of physical downlink control channel candidates is calculated in proportion and rounded to an integer
  • Supplementary Note 16 The method according to Supplementary Note 15, wherein the method further comprises:
  • the network device In the case where the sum of the number of downlink cells with multiple subcarrier intervals configured by the network device is less than or equal to the total number of downlink serving cells that the terminal device can monitor the physical downlink control channel in units of time slots and time slot groups ,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, and the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates corresponding to the subcarrier spacing the maximum number of monitors for control channel candidates;
  • said terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to said subcarrier spacing equal to the number of non-overlapping control channel elements corresponding to said subcarrier spacing Controls the maximum number of channel elements.
  • the sum of the number of downlink cells configured by the network device is greater than the total number of downlink serving cells that the terminal device can monitor the physical downlink control channel in time units of time slots and time slot groups,
  • the terminal device is not required to monitor more physical downlink control channel candidates than the total number of physical downlink control channel candidates corresponding to the subcarrier spacing, the total number of physical downlink control channel candidates is equal to the number of physical downlink control channel candidates to be monitored according to the current subcarrier spacing The number of monitored physical downlink control channel candidates corresponding to the subcarrier spacing after the proportion distribution between the number of cells of the physical downlink control channel and the number of cells of all physical downlink control channels to be monitored; and
  • the terminal device is not required to monitor more non-overlapping control channel elements than a total number of non-overlapping control channel elements corresponding to the subcarrier spacing equal to
  • the ratio between the number of cells of the physical downlink control channel and the number of cells of all the physical downlink control channels to be monitored corresponds to the number of non-overlapping control channel elements in the subcarrier interval after allocation.
  • ⁇ is the total number of physical downlink control channel candidates with subcarrier spacing ⁇ , is the maximum monitored number of physical downlink control channel candidates with subcarrier spacing ⁇ ; is the total number of non-overlapping control channel elements with subcarrier spacing ⁇ , maximum number of non-overlapping control channel elements with subcarrier spacing ⁇ ; is the total number of downlink serving cells that the terminal equipment has the ability to monitor PDCCH in time slots and time slot groups,
  • the number of downlink cells configured for the network device, ⁇ ⁇ is a proportional coefficient between the time slot group size of the current subcarrier spacing and the time slot size of the reference subcarrier spacing.
  • Supplementary Note 21 The method according to Supplementary Notes 15 to 20, wherein the time slot group includes an integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain, The first symbols of two adjacent slot groups are separated by X slots, where X and Y are integers.
  • Supplementary Note 24 The method according to Supplementary Notes 15 to 20, wherein the time slot group includes a non-integer number of time slots; the time slot group sg(X, Y) is a set of Y consecutive time slots in the time domain , the first symbols of two adjacent time slot groups are separated by X time slots, where X is an integer and Y is a non-integer.
  • the maximum monitored number of physical downlink control channel candidates is calculated in proportion and rounded to an integer
  • a method for distributing monitoring capabilities of a multi-cell Physical Downlink Control Channel comprising:
  • the network device sends the number of downlink cells related to the subcarrier spacing to the terminal device;
  • the number of downlink cells is used by the terminal device to determine the maximum monitoring number of physical downlink control channel candidates and the number of non-overlapping control channel elements when monitoring the physical downlink control channel in time slot groups for the cell with the subcarrier spacing maximum number.
  • Supplement 29 The method according to Supplement 28, wherein the method further comprises:
  • the network device receives the signaling reported by the terminal device for identifying that the terminal device is capable of monitoring the physical downlink control channel in a time slot group.
  • a terminal device including a memory and a processor, the memory stores a computer program, and the processor is configured to execute the computer program to implement the multiple functions described in any one of Supplementary Notes 1 to 27.
  • a method for allocating cell physical downlink control channel (PDCCH) monitoring capabilities including a memory and a processor, the memory stores a computer program, and the processor is configured to execute the computer program to implement the multiple functions described in any one of Supplementary Notes 1 to 27.
  • PDCCH physical downlink control channel
  • a network device including a memory and a processor, the memory stores a computer program, and the processor is configured to execute the computer program to realize the multi-cell physical downlink as described in Supplement 28 or 29 Allocation method of control channel (PDCCH) monitoring capability.
  • PDCH control channel

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Abstract

Des modes de réalisation de la présente demande concernent un procédé et un appareil d'attribution de capacités de surveillance de canal de commande de liaison descendante physique pour de multiples cellules. Le procédé comprend les étapes suivantes : un dispositif terminal reçoit le nombre de cellules de liaison descendante associées à un espacement de sous-porteuses configuré par un dispositif de réseau ; et détermine, en fonction du nombre des cellules de liaison descendante et pour des cellules de l'espacement de sous-porteuses, un nombre de surveillance maximal de candidats de canal de commande de liaison descendante physique et un nombre maximal d'éléments de canal de commande non chevauchants lors de la surveillance de canaux de commande de liaison descendante physique à l'aide d'un groupe d'intervalles.
PCT/CN2021/110589 2021-08-04 2021-08-04 Procédé et appareil d'attribution de capacités de surveillance de canal de commande de liaison descendante physique pour de multiples cellules WO2023010340A1 (fr)

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Citations (1)

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CN110740479A (zh) * 2018-07-20 2020-01-31 维沃移动通信有限公司 一种用于监听pdcch的方法、终端及网络设备

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CN110740479A (zh) * 2018-07-20 2020-01-31 维沃移动通信有限公司 一种用于监听pdcch的方法、终端及网络设备

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HUAWEI, HISILICON: "Discussion on SCell PDCCH scheduling P(S)Cell PDSCH or PUSCH", 3GPP DRAFT; R1-2104232, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. E-meeting; 20210510 - 20210527, 12 May 2021 (2021-05-12), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP052010686 *
VIVO: "Discussions on PDCCH monitoring enhancements for NR operation from 52.6-71GHz", 3GPP DRAFT; R1-2100430, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20210125 - 20210205, 18 January 2021 (2021-01-18), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051970352 *
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