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WO2025151694A1 - Procédés, architectures, appareils et systèmes pour la mesure de conditions dans des réseaux sans fil par une unité d'émission-réception sans fil relais - Google Patents

Procédés, architectures, appareils et systèmes pour la mesure de conditions dans des réseaux sans fil par une unité d'émission-réception sans fil relais

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Publication number
WO2025151694A1
WO2025151694A1 PCT/US2025/011035 US2025011035W WO2025151694A1 WO 2025151694 A1 WO2025151694 A1 WO 2025151694A1 US 2025011035 W US2025011035 W US 2025011035W WO 2025151694 A1 WO2025151694 A1 WO 2025151694A1
Authority
WO
WIPO (PCT)
Prior art keywords
wtru
relay
remote
relay wtru
conditions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/US2025/011035
Other languages
English (en)
Inventor
Oumer Teyeb
Martino Freda
Tuong Hoang
Ananth KINI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital Patent Holdings Inc
Original Assignee
InterDigital Patent Holdings Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by InterDigital Patent Holdings Inc filed Critical InterDigital Patent Holdings Inc
Publication of WO2025151694A1 publication Critical patent/WO2025151694A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup

Definitions

  • the present disclosure is generally directed to the fields of communications, software and encoding, including, for example, to methods, architectures, apparatuses, systems related to performing measurements in wireless network employing relaying
  • Release 18 work on SL relay handles multipath where the remote WTRU can transmit via a direct Uu path and an indirect path via a WTRU to NW relay.
  • a remote WTRU which is out of NW coverage may want to take advantage of bandwidth and reliability extensions of multipath as well. This can be achieved with multiple relay WTRUs serving as different paths.
  • the remote WTRU (which may or may not have a direct path) can communicate via multiple indirect paths using a SL or ideal (e.g., non-3GPP) connection.
  • a SL relay may be connected to the remote WTRU via a PC5 link or a proprietary/non- 3GPP link (referred to also as ideal link in this document).
  • ideal link For ideal type links, methods and procedures are to be defined for optimal resource usage.
  • FIG. 1 A is a system diagram illustrating an example communications system
  • FIG. IB is a system diagram illustrating an example wireless transmit/receive unit (WTRU) that may be used within the communications system illustrated in FIG. 1 A;
  • WTRU wireless transmit/receive unit
  • FIG. 1C is a system diagram illustrating an example radio access network (RAN) and an example core network (CN) that may be used within the communications system illustrated in FIG. 1A;
  • RAN radio access network
  • CN core network
  • FIG. ID is a system diagram illustrating a further example RAN and a further example CN that may be used within the communications system illustrated in FIG. 1 A;
  • FIG. 2 is a network topology wherein a wireless receive-transmit unit (WTRU) (‘remote WTRU’) that is out of coverage of a network node, uses the services of an intermediate WTRU (‘relay WTRU’) that is in coverage of the network node, to communicate with the network node.
  • WTRU wireless receive-transmit unit
  • FIG. 3 is a user plane protocol stack for L2 WTRU-to-Network relay
  • FIG. 4 is a control plane protocol stack for L2 WTRU-to-Network relay
  • FIG. 5 is a network topology where a WTRU can communicate via multiple indirect paths using an SL or ideal (e.g., non-3GPP) connection;
  • SL or ideal e.g., non-3GPP
  • FIG. 6 is a flow chart of a method according to an embodiment.
  • FIG. 7 is a flow chart of a method according to an embodiment.
  • LTE Long Term Evolution e.g. from 3GPP LTE R8 and up LTM Ll/2 triggered mobility
  • the methods, apparatuses and systems provided herein are well-suited for communications involving both wired and wireless networks.
  • An overview of various types of wireless devices and infrastructure is provided with respect to FIGs. 1A-1D, where various elements of the network may utilize, perform, be arranged in accordance with and/or be adapted and/or configured for the methods, apparatuses and systems provided herein.
  • FIG. 1A is a system diagram illustrating an example communications system 100 in which one or more disclosed embodiments may be implemented.
  • the communications system 100 may be a multiple access system that provides content, such as voice, data, video, messaging, broadcast, etc., to multiple wireless users.
  • the communications system 100 may enable multiple wireless users to access such content through the sharing of system resources, including wireless bandwidth.
  • the communications system 100 may include wireless transmit/receive units (WTRUs) 102a, 102b, 102c, 102d, a radio access network (RAN) 104/113, a core network (CN) 106/115, a public switched telephone network (PSTN) 108, the Internet 110, and other networks 112, though it will be appreciated that the disclosed embodiments contemplate any number of WTRUs, base stations, networks, and/or network elements.
  • Each of the WTRUs 102a, 102b, 102c, 102d may be any type of device configured to operate and/or communicate in a wireless environment.
  • the WTRUs 102a, 102b, 102c, 102d may be configured to transmit and/or receive wireless signals and may include (or be) a user equipment (UE), a mobile station, a fixed or mobile subscriber unit, a subscription-based unit, a pager, a cellular telephone, a personal digital assistant (PDA), a smartphone, a laptop, a netbook, a personal computer, a wireless sensor, a hotspot or Mi- Fi device, an Internet of Things (loT) device, a watch or other wearable, a head-mounted display (HMD), a vehicle, a drone, a medical device and applications (e.g., remote surgery), an industrial device and applications (e.g., a robot and/or other wireless devices operating in an industrial and/or an automated processing chain contexts), a consumer electronics device, a device operating on commercial and/or industrial wireless networks, and
  • UE user equipment
  • PDA personal digital assistant
  • HMD head-mounted display
  • the base stations 114a, 114b may be any of a base transceiver station (BTS), a Node-B (NB), an eNode-B (eNB), a Home Node-B (HNB), a Home eNode-B (HeNB), a gNode-B (gNB), a NR Node-B (NR NB), a site controller, an access point (AP), a wireless router, and the like. While the base stations 114a, 114b are each depicted as a single element, it will be appreciated that the base stations 114a, 114b may include any number of interconnected base stations and/or network elements.
  • Some or all of the WTRUs 102a, 102b, 102c, 102d in the communications system 100 may include multi-mode capabilities (e.g., the WTRUs 102a, 102b, 102c, 102d may include multiple transceivers for communicating with different wireless networks over different wireless links).
  • the WTRU 102c shown in FIG. 1A may be configured to communicate with the base station 114a, which may employ a cellular-based radio technology, and with the base station 114b, which may employ an IEEE 802 radio technology.
  • FIG. IB is a system diagram illustrating an example WTRU 102.
  • the WTRU 102 may include a processor 118, a transceiver 120, a transmit/receive element 122, a speaker/microphone 124, a keypad 126, a display/touchpad 128, non-removable memory 130, removable memory 132, a power source 134, a global positioning system (GPS) chipset 136, and/or other elements/peripherals 138, among others.
  • GPS global positioning system
  • the processor 118 may be a general purpose processor, a special purpose processor, a conventional processor, a digital signal processor (DSP), a plurality of microprocessors, one or more microprocessors in association with a DSP core, a controller, a microcontroller, Application Specific Integrated Circuits (ASICs), Field Programmable Gate Arrays (FPGAs) circuits, any other type of integrated circuit (IC), a state machine, and the like.
  • the processor 118 may perform signal coding, data processing, power control, input/output processing, and/or any other functionality that enables the WTRU 102 to operate in a wireless environment.
  • the processor 118 may be coupled to the transceiver 120, which may be coupled to the transmit/receive element 122. While FIG. IB depicts the processor 118 and the transceiver 120 as separate components, it will be appreciated that the processor 118 and the transceiver 120 may be integrated together, e.g., in an electronic package or chip.
  • the transmit/receive element 122 may be configured to transmit signals to, or receive signals from, a base station (e.g., the base station 114a) over the air interface 116.
  • the transmit/receive element 122 may be an antenna configured to transmit and/or receive RF signals.
  • the transmit/receive element 122 may be an emitter/detector configured to transmit and/or receive IR, UV, or visible light signals, for example.
  • the transmit/receive element 122 may be configured to transmit and/or receive both RF and light signals. It will be appreciated that the transmit/receive element 122 may be configured to transmit and/or receive any combination of wireless signals.
  • the transceiver 120 may be configured to modulate the signals that are to be transmitted by the transmit/receive element 122 and to demodulate the signals that are received by the transmit/receive element 122.
  • the WTRU 102 may have multi-mode capabilities.
  • the transceiver 120 may include multiple transceivers for enabling the WTRU 102 to communicate via multiple RATs, such as NR and IEEE 802.11, for example.
  • the processor 118 of the WTRU 102 may be coupled to, and may receive user input data from, the speaker/microphone 124, the keypad 126, and/or the display/touchpad 128 (e.g., a liquid crystal display (LCD) display unit or organic light-emitting diode (OLED) display unit).
  • the processor 118 may also output user data to the speaker/microphone 124, the keypad 126, and/or the display/touchpad 128.
  • the processor 118 may access information from, and store data in, any type of suitable memory, such as the non-removable memory 130 and/or the removable memory 132.
  • the non-removable memory 130 may include random-access memory (RAM), readonly memory (ROM), a hard disk, or any other type of memory storage device.
  • the removable memory 132 may include a subscriber identity module (SIM) card, a memory stick, a secure digital (SD) memory card, and the like.
  • SIM subscriber identity module
  • SD secure digital
  • the processor 118 may access information from, and store data in, memory that is not physically located on the WTRU 102, such as on a server or a home computer (not shown).
  • the processor 118 may also be coupled to the GPS chipset 136, which may be configured to provide location information (e.g., longitude and latitude) regarding the current location of the WTRU 102.
  • location information e.g., longitude and latitude
  • the WTRU 102 may receive location information over the air interface 116 from a base station (e.g., base stations 114a, 114b) and/or determine its location based on the timing of the signals being received from two or more nearby base stations. It will be appreciated that the WTRU 102 may acquire location information by way of any suitable location-determination method while remaining consistent with an embodiment.
  • the WTRU 102 may include a full duplex radio for which transmission and reception of some or all of the signals (e.g., associated with particular subframes for both the uplink (e.g., for transmission) and downlink (e.g., for reception) may be concurrent and/or simultaneous.
  • the full duplex radio may include an interference management unit to reduce and or substantially eliminate self-interference via either hardware (e.g., a choke) or signal processing via a processor (e.g., a separate processor (not shown) or via processor 118).
  • FIG. 1C is a system diagram illustrating the RAN 104 and the CN 106 according to an embodiment.
  • the RAN 104 may employ an E-UTRA radio technology to communicate with the WTRUs 102a, 102b, and 102c over the air interface 116.
  • the RAN 104 may also be in communication with the CN 106.
  • the RAN 104 may include eNode-Bs 160a, 160b, 160c, though it will be appreciated that the RAN 104 may include any number of eNode-Bs while remaining consistent with an embodiment.
  • the eNode-Bs 160a, 160b, 160c may each include one or more transceivers for communicating with the WTRUs 102a, 102b, 102c over the air interface 116.
  • the eNode-Bs 160a, 160b, 160c may implement MIMO technology.
  • the eNode-B 160a for example, may use multiple antennas to transmit wireless signals to, and receive wireless signals from, the WTRU 102a.
  • Each of the eNode-Bs 160a, 160b, and 160c may be associated with a particular cell (not shown) and may be configured to handle radio resource management decisions, handover decisions, scheduling of users in the uplink (UL) and/or downlink (DL), and the like. As shown in FIG. 1C, the eNode-Bs 160a, 160b, 160c may communicate with one another over an X2 interface.
  • the CN 106 shown in FIG. 1C may include a mobility management entity (MME) 162, a serving gateway (SGW) 164, and a packet data network (PDN) gateway (PGW) 166. While each of the foregoing elements are depicted as part of the CN 106, it will be appreciated that any one of these elements may be owned and/or operated by an entity other than the CN operator.
  • MME mobility management entity
  • SGW serving gateway
  • PGW packet data network gateway
  • the MME 162 may be connected to each of the eNode-Bs 160a, 160b, and 160c in the RAN 104 via an SI interface and may serve as a control node.
  • the MME 162 may be responsible for authenticating users of the WTRUs 102a, 102b, 102c, bearer activation/deactivation, selecting a particular serving gateway during an initial attach of the WTRUs 102a, 102b, 102c, and the like.
  • the MME 162 may provide a control plane function for switching between the RAN 104 and other RANs (not shown) that employ other radio technologies, such as GSM and/or WCDMA.
  • the SGW 164 may be connected to each of the eNode-Bs 160a, 160b, 160c in the RAN 104 via the SI interface.
  • the SGW 164 may generally route and forward user data packets to/from the WTRUs 102a, 102b, 102c.
  • the SGW 164 may perform other functions, such as anchoring user planes during inter-eNode-B handovers, triggering paging when DL data is available for the WTRUs 102a, 102b, 102c, managing and storing contexts of the WTRUs 102a, 102b, 102c, and the like.
  • the SGW 164 may be connected to the PGW 166, which may provide the WTRUs 102a, 102b, 102c with access to packet-switched networks, such as the Internet 110, to facilitate communications between the WTRUs 102a, 102b, 102c and IP-enabled devices.
  • packet-switched networks such as the Internet 110
  • the CN 106 may facilitate communications with other networks.
  • the CN 106 may provide the WTRUs 102a, 102b, 102c with access to circuit-switched networks, such as the PSTN 108, to facilitate communications between the WTRUs 102a, 102b, 102c and traditional land-line communications devices.
  • the CN 106 may include, or may communicate with, an IP gateway (e.g., an IP multimedia subsystem (IMS) server) that serves as an interface between the CN 106 and the PSTN 108.
  • IMS IP multimedia subsystem
  • the CN 106 may provide the WTRUs 102a, 102b, 102c with access to the other networks 112, which may include other wired and/or wireless networks that are owned and/or operated by other service providers.
  • the WTRU is described in FIGs. 1A-1D as a wireless terminal, it is contemplated that in certain representative embodiments that such a terminal may use (e.g., temporarily or permanently) wired communication interfaces with the communication network.
  • the other network 112 may be a WLAN.
  • a WLAN in infrastructure basic service set (BSS) mode may have an access point (AP) for the BSS and one or more stations (STAs) associated with the AP.
  • the AP may have an access or an interface to a distribution system (DS) or another type of wired/wireless network that carries traffic into and/or out of the BSS.
  • Traffic to STAs that originates from outside the BSS may arrive through the AP and may be delivered to the STAs.
  • Traffic originating from STAs to destinations outside the BSS may be sent to the AP to be delivered to respective destinations.
  • Traffic between STAs within the BSS may be sent through the AP, for example, where the source STA may send traffic to the AP and the AP may deliver the traffic to the destination STA.
  • High throughput (HT) STAs may use a 40 MHz wide channel for communication, for example, via a combination of the primary 20 MHz channel with an adjacent or nonadj acent 20 MHz channel to form a 40 MHz wide channel.
  • MTC devices may have certain capabilities, for example, limited capabilities including support for (e.g., only support for) certain and/or limited bandwidths.
  • the MTC devices may include a battery with a battery life above a threshold (e.g., to maintain a very long battery life).
  • the primary channel may be 1 MHz wide for STAs (e.g., MTC type devices) that support (e.g., only support) a 1 MHz mode, even if the AP, and other STAs in the BSS support 2 MHz, 4 MHz, 8 MHz, 16 MHz, and/or other channel bandwidth operating modes.
  • Carrier sensing and/or network allocation vector (NAV) settings may depend on the status of the primary channel. If the primary channel is busy, for example, due to a STA (which supports only a 1 MHz operating mode), transmitting to the AP, the entire available frequency bands may be considered busy even though a majority of the frequency bands remains idle and may be available.
  • the WTRUs 102a, 102b, 102c may be connected to a local Data Network (DN) 185a, 185b through the UPF 184a, 184b via the N3 interface to the UPF 184a, 184b and an N6 interface between the UPF 184a, 184b and the DN 185a, 185b.
  • DN local Data Network
  • the emulation devices may be designed to implement one or more tests of other devices in a lab environment and/or in an operator network environment.
  • the one or more emulation devices may perform the one or more, or all, functions while being fully or partially implemented and/or deployed as part of a wired and/or wireless communication network in order to test other devices within the communication network.
  • the one or more emulation devices may perform the one or more, or all, functions while being temporarily implemented/deployed as part of a wired and/or wireless communication network.
  • the emulation device may be directly coupled to another device for purposes of testing and/or may performing testing using over-the-air wireless communications.
  • the one or more emulation devices may perform the one or more, including all, functions while not being implemented/deployed as part of a wired and/or wireless communication network.
  • the emulation devices may be utilized in a testing scenario in a testing laboratory and/or a non-deployed (e.g., testing) wired and/or wireless communication network in order to implement testing of one or more components.
  • the one or more emulation devices may be test equipment. Direct RF coupling and/or wireless communications via RF circuitry (e.g., which may include one or more antennas) may be used by the emulation devices to transmit and/or receive data.
  • RF circuitry e.g., which may include one or more antennas
  • Release 17 has specified SL-based UE to Network Relays.
  • Sidelink relay is introduced to support 5G ProSe UE-to-Network Relay (U2N Relay) function to provide connectivity to the network for U2N Remote UE(s).
  • U2N Relay 5G ProSe UE-to-Network Relay
  • Both L2 and L3 U2N Relay architectures are supported.
  • the L3 U2N Relay architecture is transparent to the serving RAN of the U2N Relay UE, except for controlling sidelink resources.
  • a U2N Relay UE shall be in RRC CONNECTED to perform relaying of unicast data.
  • RRC CONNECTED For L2 U2N Relay operation, the following RRC state combinations are supported: a) both U2N Relay UE and U2N Remote UE shall be in RRC CONNECTED to perform transmission/reception of relayed unicast data; and b) the U2N Relay UE can be in RRC IDLE, RRC INACTIVE or RRC CONNECTED as long as all the U2N Remote UE(s) that are connected to the U2N Relay UE are either in RRC INACTIVE or in RRC IDLE.
  • a single unicast link is established between one L2 U2N Relay UE and one L2 U2N Remote UE.
  • the traffic of U2N Remote UE via a given U2N Relay UE and the traffic of the U2N Relay UE shall be separated in different Uu RLC channels over Uu.
  • Release 17 of the 3 GPP specifications has introduced layer 2 UE to NW relays.
  • the main use case considered is the case of a remote UE out of coverage.
  • specification of multipath is expected.
  • the remote UE is assumed to be in coverage and can therefore utilize either Uu path, SL (relayed) path, or both.
  • the description of the multipath work for Rel 18 is as follows: a) Study the benefit and potential embodiments for multi-path support to enhance reliability and throughput (e.g., by switching among or utilizing the multiple paths simultaneously) in the following scenarios [RAN2, RAN3]: al) A UE is connected to the same gNB using one direct path and one indirect path via 1) Layer- 2 UE-to-Network relay, or 2) via another UE (where the UE-UE inter-connection is assumed to be ideal), where the embodiments for 1) are to be reused for 2) without precluding the possibility of excluding a part of the embodiments which is unnecessary for the operation for 2). [0085] Note 3 A: Study on the benefit and potential embodiments are to be completed in RAN#98 which will decide whether/how to start the normative work.
  • a local Remote WTRU ID is included in both PC5 SRAP header and Uu SRAP header.
  • L2 U2N Relay WTRU is configured by the gNB with the local Remote WTRU ID to be used in SRAP header.
  • Remote WTRU obtains the local Remote ID from the gNB via Uu RRC messages including RRCSetup, RRCReconfiguration, RRCResume and RRCReestablishment.
  • Uu DRB(s) and Uu SRB(s) are mapped to different PC5 Relay RLC channels and Uu Relay RLC channels in both PC5 hop and Uu hop.
  • Indirect to direct A remote WTRU connected to the gNB via relay WTRU switching the connection to a direct connection with the gNB: bl) Intra-gNB: when the relay WTRU is connected to the same gNB as the gNB the remote WTRU is connecting to; b2) Inter-gNB: when the relay WTRU is connected to a gNB different from the gNB the remote WTRU is connecting to.
  • Indirect to Indirect A remote WTRU connected to the gNB via a source relay WTRU switching the connection to an indirect connection via a target relay WTRU: cl) Intra-gNB: when the source and relay WTRU are connected to the same gNB; c2) Inter-gNB: when the source and relay WTRU are connected to the same gNB.
  • Multipath addition dl) A remote WTRU connected to the gNB via a relay adds a direct link to the same gNB; d2) A remote WTRU connected to the gNB directly adds an indirect link to the same gNB via a relay WTRU.
  • Handover and path switching is typically triggered by measurement reports, even though there is nothing preventing the network from sending a HO or a path switching command to the WTRU even without receiving a measurement report.
  • the WTRU is configured with a measurement object and a reporting configuration.
  • the measurement object indicates what is being measured, e.g., frequency, cells, the quantity being measured, e.g., RSRP, RSRQ, etc.,).
  • the reporting configuration indicates what is being reported (e.g., reference signal type such as CSI-RS or SSB, the beam and cell level quantities to be reported such as RSRP/RSRQ, maximum number of cells or/and beams to be reported, etc.,) and the reporting criteria (e.g., periodic, or event conditions), upon the fulfilment of which the WTRU sends a measurement report.
  • reference signal type such as CSI-RS or SSB
  • the beam and cell level quantities to be reported such as RSRP/RSRQ, maximum number of cells or/and beams to be reported, etc.
  • the reporting criteria e.g., periodic, or event conditions
  • a WTRU can be configured to enable a mobility between direct links (i.e., no relay involved): a) Event Al (Serving cell becomes better than threshold); b) Event A2 (Serving becomes worse than threshold); c) Event A3 (Neighbor cell becomes offset better than SpCell); d) Event A4 (Neighbor cell becomes better than threshold); e) Event A5 (SpCell becomes worse than threshold 1 and neighbor cell becomes better than threshold2); f) Event A6 (Neighbor cell becomes offset better than SCell); g) Event B 1 (Inter RAT neighbor cell becomes better than threshold); h) Event B2 (PCell becomes worse than threshold 1 and inter RAT neighbor cell becomes better than threshold2).
  • SpCell refers to a PCell (Primary Cell), or in the case of DC (Dual Connectivity), the Primary Secondary Cell (PSCell).
  • PCell Primary Cell
  • PSCell Primary Secondary Cell
  • Event A3, A5, B2 can only be configured for the PCell or PSCell.
  • Events Al, A2, A3, A5, B2 can be configured for any serving cell.
  • Event A6 can be configured only for SCells (i.e., for the secondary cells in carrier aggregation, CA).
  • Events A4 and B 1 are only related to neighbor cell measurements (and thus not related to any serving cell).
  • the WTRU is configured with an A3 event that triggers a measurement report to be sent when the radio signal level/quality (RSRP, RSRQ, etc) of a neighbor cell becomes better than the Primary serving cell (PCell) or also the Primary Secondary serving Cell (PSCell), in the case of Dual Connectivity (DC).
  • the WTRU monitors the serving and neighbor cells and will send a measurement report when the conditions get fulfilled.
  • the network current serving node/cell
  • the network current serving node/cell
  • the HO command basicically, an RRC Reconfiguration message, with a reconfigurationWithSync
  • Rell6 NR introduced the concept of conditional handover (CHO) with the main aim of reducing the likelihood of radio link failures (RLF) and handover failures (HOF).
  • CHO conditional handover
  • the WTRU instead is preconfigured with the CHO command and associated event (similar to the case of measurement reporting) but when the event conditions are fulfilled, the WTRU executes the CHO command instead of sending a measurement report.
  • CondEvent A3 Conditional reconfiguration candidate becomes amount of offset better than PCell/PSCell
  • CondEvent A4 Conditional reconfiguration candidate becomes better than absolute threshold
  • CondEvent A5 PCell/PSCell becomes worse than absolute thresholdl AND Conditional reconfiguration candidate becomes better than another absolute threshold2.
  • Event SI Serving sidelink becomes better than threshold
  • Event S2 Serving sidelink becomes worse than threshold
  • Event XI Serving L2 U2N Relay WTRU becomes worse than absolute thresholdl AND NR Cell becomes better than another absolute threshold2
  • Event X2 Serving L2 U2N Relay WTRU becomes worse than absolute threshold
  • Event Y 1 PCell becomes worse than absolute thresholdl AND candidate L2 U2N Relay WTRU becomes better than another absolute threshold2
  • Event Y2 Candidate L2 U2N Relay WTRU becomes better than absolute threshold;
  • Conditional mobility/path switching that involves an indirect link is not currently supported in 3GPP (as such, no corresponding conditional events for events S1/S2, X1/X2, Y1/Y2).
  • CBR Channel Busy Ratio
  • CR Channel Occupation Ratio
  • the gNB can configure the remote WTRU with CBR measurements, which can also be either periodical or event triggered.
  • a remote WTRU performs the following: a) Receives a configuration for a measurement event, where the measurement event configuration contains conditions and actions to be taken when the conditions are fulfilled, and the conditions are a combination of one or more of the following: al) Conditions related to measurements performed by the remote WTRU (e.g., Uu thresholds in the case of direct connection or multipath, SL conditions in the case of indirect connection or multipath, etc.,); a2) Conditions related to measurements performed by the relay WTRU (e.g., measurements of the Uu link between relay WTRU and gNB, SL radio link in the case of multihop, SL and Uu links in case the relay WTRU is itself connected in multipath to the gNB, etc.,): a2a) Explicit conditions: Thresholds concerning measurements reported by the relay WTRU (e.g., to the remote WTRU, to the gNB); or a2b) Implicit conditions: Reception of an indication from the relay WTRU
  • the remote WTRU is configured with a measurement event configuration where the triggering conditions for the event are considered to be fulfilled if a threshold/condition (or thresholds/conditions) associated with measurements made by the remote WTRU is satisfied and a certain indication is received from a relay WTRU.
  • the indication from the relay WTRU can be a single value (e.g., Boolean flag).
  • the indication from the relay WTRU can be one of multiple values (e.g., value 1, value 2, value 3, etc.,).
  • the indication from the relay WTRU can be the RRC state of the relay WTRU.
  • the same measurement configuration can be used by the remote WTRU, but compared with different parameters (e.g., thresholds, filter coefficients, etc).
  • the measurement event conditions can be: a) If indication 1 is received from the relay WTRU, use absolute/relative threshold l for the measurement performed by the remote WTRU for event X2; b) If indication 2 is received from the relay WTRU, use absolute/relative threshold_2 for the measurement performed by the remote WTRU for event X; c) Etc..
  • the remote WTRU is configured with a measurement event configuration that depends on the indication from a relay WTRU.
  • a relay WTRU configured with a measurement configuration dependent on an indication from the remote WTRU, or of one WTRU that depends on indications from a group of other WTRUs.
  • the remote WTRU is configured with a measurement event configuration where the event is considered to be fulfilled if a threshold/condition (or thresholds/conditions) associated with measurements made by the remote WTRU is satisfied and if a threshold/condition (or thresholds/conditions) associated with a measurement report that the remote WTRU has received from the relay WTRU. That is, the remote WTRU will receive the measurement report from the relay WTRU will do the evaluation/determination of the fulfillment of the conditions/thresholds associated with the relay WTRU’s measurements.
  • the measurement event configuration could contain: a) thresholds for event X1/X2, which the remote WTRU compares with the measurements of the SL between the remote WTRU and the serving relay WTRU (i.e., measurements performed by the remote WTRU); b) thresholds for event Ax, which the remote WTRU compares with the measurements received from the relay WTRU (e.g., measurements of the Uu link between the relay WTRU and the gNB that the relay WTRU has performed and sent to the remote WTRU).
  • a remote WTRU may be configured with a measurement event configuration where the event is considered to be fulfilled if a threshold/condition associated with measurement made by the remote WTRU is satisfied and a measurement made by a relay WTRU is satisfied.
  • a threshold/condition associated with measurement made by the remote WTRU is satisfied and a measurement made by a relay WTRU is satisfied.
  • the remote WTRU is configured with a measurement event configuration that depends on measurements from the relay WTRU.
  • the same can apply for a relay WTRU configured with a measurement configuration dependent on measurements from the remote WTRU, or of one WTRU that depends on measurements from a group of other WTRUs.
  • the measurement event configuration at the remote WTRU (which is associated with an indication received from the relay WTRU or with a measurement report received from the relay WTRU, according to any of the embodiments above) is related to measurement reporting (e.g., remote WTRU sending a measurement report to the gNB when the event conditions are fulfilled). That is, upon the fulfillment of the event, the remote WTRU sends a measurement report (e.g., to the serving gNB).
  • the measurement event configuration is related to conditional path switching from direct link to an indirect link
  • the measurements performed by the remote WTRU could be Uu measurements to the serving cell/gNB and/or SL measurements to target relay WTRU(s). That is, upon the fulfillment of the event, the remote WTRU executes a conditional reconfiguration that will lead to path switching from direct to indirect link.
  • the measurement event configuration is related to conditional path switching from indirect link to a direct link
  • the measurements performed by the WTRU could be Uu measurements to target cells/gNBs and/or SL measurements to the source relay WTRU. That is, upon the fulfillment of the event, the remote WTRU executes a conditional reconfiguration that will lead to path switching from indirect to a direct link.
  • the measurement event configuration is related to conditional path switching from indirect link to another indirect link
  • the measurements performed by the WTRU could be SL measurements to the source relay WTRU and/or SL measurements to target relay WTRU(s). That is, upon the fulfillment of the event, the remote WTRU executes a conditional reconfiguration that will lead to path switching from one indirect link to another indirect link.
  • the measurement event configuration is related to conditional multipath addition, and the measurements performed by the WTRU could be Uu measurements to the serving cell/gNB and/or SL measurements to target relay WTRU(s). That is, upon the fulfillment of the event, the remote WTRU executes a conditional reconfiguration that will lead to adding a multipath via an indirect link.
  • the measurement event configuration is related to conditional multipath switching, and the measurements performed by the WTRU could be Uu measurements to the serving cell/gNB, Uu measurements to a neighbor cell/gNB, SL measurements to a source relay WTRU, and/or SL measurements to target relay WTRU(s).
  • the remote WTRU considers the event to be fulfilled if the conditions related to the measurements performed by the remote WTRU and the conditions related to the measurements performed by the relay WTRU (e.g., the reception of a specific indication from the relay WTRU, or the remote WTRU itself determining the relay WTRU related conditions are fulfilled by comparing the thresholds with the measurement received from the relay WTRU).
  • the WTRU starts a timer (e.g., with a timer value that is configured by the network along with the event configuration). If the timer expires before the conditions related to the relay WTRU are not fulfilled (e.g., no indication sent from the relay WTRU, indication sent from the relay WTRU but the indication is not the one associated with the current fulfilled measurement conditions at the remote WTRU due to which the timer was started, measurement report was not received from the relay WTRU, measurement report was received from the relay WTRU but remote WTRU has determined the conditions associated with the relay WTRU measurement were not fulfilled, etc.), the remote WTRU may be configured to behave in one or more of the following ways (assuming the conditions related to the remote WTRU’s measurements are still valid when the timer expires): a) remote WTRU considers the event has not been fulfilled, and thus doesn’t perform the action associated with the event; b) remote WTRU considers the event has not been fulfilled, and thus doesn’t perform the action associated with the event;
  • the remote WTRU starts a timer (e.g., with a timer value that is configured by the network along with the event configuration).
  • the remote WTRU may be configured to behave in one or more of the following ways (assuming the conditions related to the relay WTRU’s measurements are still valid when the timer expires): a) remote WTRU considers the event has not been fulfilled, and thus doesn’t perform the action associated with the event; b) remote WTRU considers the event to be fulfilled, and performs the action associated with the event anyways: bl) the remote WTRU may indicate to the network the action is being taken due to partial fulfillment of only the relay WTRU’s measurements (e.g., indication in the measurement report, indication in HO complete or path switch complete message if the action was to perform conditional HO or conditional path switching, etc.,) c) remote WTRU considers the event to be partially fulfilled, and performs an action associated with a partial fulfillment. cl) e.g., the remote WTRU may be configured with an additional action to take when the conditions
  • the remote WTRU may be configured to not evaluate the conditions related to remote WTRU’s measurements until the conditions related to relay WTRU’s measurements are fulfilled.
  • the remote WTRU may be configured to not perform some or all the measurement that it is configured to measure that are associated with the event before it has determined the conditions related to relay WTRU’s measurements are fulfilled (e.g., indication received from relay WTRU). Once it has determined the relay WTRU’s measurement conditions are fulfilled, the remote WTRU may start performing all the measurements and measurement evaluation.
  • the remote WTRU may be configured to perform some or all the measurement that it is configured to measure that are associated with the event in a relaxed manner (e.g., take less measurement samples, etc.,) before it has determined the conditions related to relay WTRU’s measurements are fulfilled (e.g., indication received from relay WTRU). Once it has determined the relay WTRU’ s measurement conditions are fulfilled, the remote WTRU may start performing the full measurements and measurement evaluation.
  • the remote WTRU may request the relay WTRU for the information regarding the measurements performed by the relay WTRU.
  • Several examples are given below: a) remote WTRU asking the relay WTRU for the relay WTRU’s Uu measurements (e.g., one shot request) b) remote WTRU can request the relay WTRU to send an indication that indicates the current state of the relay WTRU’ s measurement. c) remote WTRU asking the relay WTRU if a particular relay WTRU indication can be assumed (e.g., the relay WTRU may have sent the indication earlier, but some time duration has elapsed since then and remote WTRU wants to ensure if the situation has not changed).
  • the relay WTRU may respond with an acknowledgement or negative acknowledgement, with an indication (the same indication or a different indication as the one indicated by the remote WTRU).
  • remote WTRU can request the relay WTRU to send a measurement report when (or whenever) the relay WTRU’s Uu conditions fulfill certain radio conditions (E.g., above a certain threshold, below another threshold, etc.,).
  • source and target relay WTRU can be served by the same gNB or different gNBs.
  • Different configuration can be provided for different groups of cells (e.g., same thresholds or sets of thresholds if the source and target gNBs are the same, different thresholds or sets of thresholds if the source and target gNBs are different).
  • a relay WTRU is may be configured with a measurement event (e.g., thresholds related to Uu link between relay WTRU and gNB), and upon the fulfillment of the conditions, may inform the remote WTRU (e.g., send the Uu measurement reports, send one or more pre-configured indications/flags) or may perform a connection establishment related action (e.g., establish a PC5 connection, trigger a connection establishment or resumption to the gNB if relay WTRU was in INACTIVE/IDLE state).
  • a measurement event e.g., thresholds related to Uu link between relay WTRU and gNB
  • the relay WTRU is configured to send its Uu measurement report periodically to the remote WTRU.
  • the relay WTRU is configured to send its Uu measurement report based on a condition.
  • the relay WTRU can be configured with an Ax/Bx like event, and upon the fulfillment of the event conditions, will send the Uu measurements to the remote WTRU instead of (or in addition to) the gNB.
  • the relay WTRU is configured to send a subsequent measurement report to the remote WTRU if its Uu conditions change significantly as compared to
  • the relay WTRU is configured by the gNB to send the measurements to the remote WTRU.
  • the configuration could include the identity (e.g., L2 ID) of the remote WTRU.
  • the relay WTRU sends its Uu measurements upon explicit request from the remote WTRU.
  • the request from the remote WTRU is a one shot request.
  • the request from the remote WTRU is for a periodic reporting.
  • the reporting period can be indicated by the remote WTRU or decided by the relay WTRU.
  • the request from the remote WTRU may include a condition (e.g., Ax/Bx like condition), and the relay WTRU sends a measurement report to the remote WTRU when the event conditions are fulfilled.
  • a condition e.g., Ax/Bx like condition
  • the relay WTRU is configured to send an indication to the remote WTRU periodically, where the indication is related to the Uu measurements performed by the relay WTRU.
  • the relay WTRU is configured to send the indication based on a condition.
  • the relay WTRU can be configured with an Ax/Bx like event, with multiple conditions/thresholds, and upon the fulfillment of the first condition/threshold, it sends a first indication, upon the fulfillment of a second condition/threshold, it sends a second indication, etc.
  • the relay WTRU is configured to send a subsequent indication to the remote WTRU if its Uu conditions change significantly since it has sent the last
  • the relay WTRU’s configuration regarding the sending of the indication to the remote WTRU is received from the gNB.
  • the relay WTRU s configuration regarding the sending of the indication to the remote WTRU is received from the remote WTRU.
  • the relay WTRU is configured by the gNB to send the measurements to the remote WTRU.
  • the configuration could include the identity (e.g., L2 ID) of the remote WTRU.
  • the relay WTRU sends its Uu measurements upon explicit request from the remote WTRU.
  • the request from the remote WTRU is a one shot request.
  • the request from the remote WTRU is for a periodic reporting.
  • the reporting period can be indicated by the remote WTRU or decided by the relay WTRU.
  • the request from the remote WTRU may include a condition (e.g., Ax/Bx like condition), and the relay WTRU sends a measurement report to the remote WTRU when the event conditions are fulfilled.
  • a condition e.g., Ax/Bx like condition
  • the relay WTRU (e.g., a target relay WTRU) is configured to trigger a PC5 connection establishment with a remote WTRU based on conditions related to its Uu signal level with the gNB.
  • the relay WTRU is configured (e.g., by the gNB) with Uu related thresholds and a remote WTRU identity, and when the signal level to the gNB fulfils the configured threshold(s), the relay WTRU trigger a PC5 connection establishment with the concerned remote WTRU.
  • the relay WTRU determines the triggering of the PC5 establishment to the remote WTRU autonomously/implicitly (e.g., without an explicit remote WTRU identity configured by the gNB as in the embodiment above). For example, when the relay WTRU detects solicitation/discovery message from a remote WTRU and it determines that it doesn’t have good Uu conditions with the gNB, it will save the remote WTRU’s identity and later on trigger establishes the PC5 connection with that remote WTRU if the Uu conditions are fulfilled.
  • the relay WTRU performs the autonomous triggering of the PC5 establishment according to the above embodiment only if it has received a solicitation message from more than a configured number of WTRUs.
  • the relay WTRU performs the autonomous triggering of the PC5 establishment according to the above embodiment only if it the Uu conditions are fulfilled before a certain configured time duration has not elapsed since the reception of the solicitation message from a remote WTRU.
  • the Uu threshold to be used by the relay WTRU for determine the PC5 establishment autonomously as discussed in the above embodiments is configured/determined by the gNB (e.g., dedicated signaling to the relay WTRU, broadcast signaling in SIB, etc.,).
  • the gNB e.g., dedicated signaling to the relay WTRU, broadcast signaling in SIB, etc.
  • different Uu thresholds can be configured for different remote WTRUs, different cells, etc.
  • the Uu threshold to be used by the relay WTRU for determine the PC5 establishment autonomously as discussed in the above embodiments is configured/determined by the remote WTRU.
  • the remote WTRU may include the threshold in its solicitation message.
  • the remote WTRU may include different Uu threshold values for different target cells, etc.
  • the time duration value to be used by the relay WTRU for determine the PC5 establishment autonomously as discussed in the above embodiments is configured/determined by the gNB. According to an example, different time duration values can be configured for different remote WTRUs, different cells, etc..
  • the Uu threshold to be used by the relay WTRU for determine the PC5 establishment autonomously as discussed in the above embodiments is configured/determined by the remote WTRU.
  • the remote WTRU may include the threshold in its solicitation message.
  • the remote WTRU may include different time duration values for different target cells, etc.
  • the relay WTRU may be configured to trigger a transition to a CONNECTED state (e.g., trigger RRC Setup Request while in IDLE state or RRC Resume Request while in INACTIVE state) based on the Uu conditions.
  • a CONNECTED state e.g., trigger RRC Setup Request while in IDLE state or RRC Resume Request while in INACTIVE state
  • an IDLE/INACTIVE relay WTRU if an IDLE/INACTIVE relay WTRU has received a solicitation message from a remote WTRU (e.g., indicating wanting to connect to a certain cell, and optionally indicating Uu thresholds, or time durations as specified according to any of the embodiments above, or the relay WTRU pre-configured with Uu thresholds and time durations by the gNB, etc.,), it will start monitoring the Uu conditions while in INACTIVE/IDLE state, and if the conditions get fulfilled, it will trigger an RRC Setup Request or RRC Resume Request to the gNB (e.g., including a new cause value).
  • a solicitation message from a remote WTRU e.g., indicating wanting to connect to a certain cell, and optionally indicating Uu thresholds, or time durations as specified according to any of the embodiments above, or the relay WTRU pre-configured with Uu thresholds and time durations by the gNB, etc.
  • the relay WTRU triggers the setup of the PC5 connection towards the remote WTRU after it has successfully transitioned to CONNECTED state.
  • the relay WTRU triggers the setup of the PC5 connection towards the remote WTRU in parallel with the setting up or resuming the connection to the gNB.
  • the relay WTRU triggers the state transition upon cell reselection (e.g., if the target cell is the same as a cell that has been included in the solicitation message from a remote WTRU).
  • a relay WTRU upon transitioning into INACTIVE/IDLE state (e.g., in the RRC release message, SIB message) or while in INACTIVE/IDLE state, may receive a configuration as to Uu thresholds to trigger transition back to the connected state.
  • the relay WTRU may further be configured to trigger the state transition if the Uu thresholds are fulfilled and furthermore a solicitation message is received from a remote WTRU.
  • the relay WTRU may further be configured to trigger the state transition if a solicitation message was received from more than a certain number of remote WTRUs.
  • the measurements performed by the remote WTRU may comprise one or more of the following: a) measurement of Uu (channel conditions (relative to one or more)) thresholds in a case of direct connection (of the WTRU with the network node) or multipath (connection of the WTRU with the network node (via the relay WTRU)); b) measurement of sidelink conditions in the case of indirect connection or multipath (measurement of sidelink channel conditions in a case of indirect connection of the WTRU with the network node via the relay WTRU or in a case of multipath connection of the WTRU with the network node via the relay WTRU).
  • the one or more second conditions related to measurements performed by the relay WTRU may comprise one or more of the following conditions: a) thresholds concerning measurements reported by the relay WTRU; and b) reception of an indication from the relay WTRU that is related to measurements performed by the relay WTRU.
  • sending information to the remote WTRU may comprise sending a report of one or more measurements performed by the relay WTRU relative to conditions (e.g., channel conditions) of an Uu link between the relay WTRU and the network node.
  • conditions e.g., channel conditions
  • a relay WTRU comprising at least one processor.
  • the at least one processor may be configured to: a) receive, from a network node, configuration information comprising one or more measurement event configurations and, per measurement event of the one or more measurement event configurations, one or more conditions related to measurements performed by the relay WTRU and one or more actions associated with the measurement event, to be performed by the relay WTRU when the one or more conditions apply; b) monitor the one or more conditions; and c) (upon) detection of fulfillment of the one or more conditions, (and) perform the one or more actions associated with the measurement event: cl) send information to a remote WTRU; and c2) modify a connection state of the relay WTRU.
  • send information to the remote WTRU may comprise sending an indication to the remote WTRU.
  • modify the connection state of the relay WTRU may comprise triggering a connection establishment or a connection resumption of a connection with the network node.
  • video or the term “imagery” may mean any of a snapshot, single image and/or multiple images displayed over a time basis.
  • the terms “user equipment” and its abbreviation “WTRU”, the term “remote” and/or the terms “head mounted display” or its abbreviation “HMD” may mean or include (i) a wireless transmit and/or receive unit (WTRU); (ii) any of a number of embodiments of a WTRU; (iii) a wireless-capable and/or wired-capable (e.g., tetherable) device configured with, inter alia, some or all structures and functionality of a WTRU; (iii) a wireless-capable and/or wired-capable device configured with less than all structures and functionality of a WTRU; or (iv) the like.
  • WTRU wireless transmit and/or receive unit
  • any of a number of embodiments of a WTRU any of a number of embodiments of a WTRU
  • a wireless-capable and/or wired-capable (e.g., tetherable) device configured with, inter alia
  • FIGs. 1 A-1D Details of an example WTRU, which may be representative of any WTRU recited herein, are provided herein with respect to FIGs. 1 A-1D.
  • various disclosed embodiments herein supra and infra are described as utilizing a head mounted display.
  • a device other than the head mounted display may be utilized and some or all of the disclosure and various disclosed embodiments can be modified accordingly without undue experimentation. Examples of such other device may include a drone or other device configured to stream information for providing the adapted reality experience.
  • the methods provided herein may be implemented in a computer program, software, or firmware incorporated in a computer-readable medium for execution by a computer or processor.
  • Examples of computer-readable media include electronic signals (transmitted over wired or wireless connections) and computer-readable storage media.
  • Examples of computer- readable storage media include, but are not limited to, a read only memory (ROM), a random access memory (RAM), a register, cache memory, semiconductor memory devices, magnetic media such as internal hard disks and removable disks, magneto-optical media, and optical media such as CD-ROM disks, and digital versatile disks (DVDs).
  • a processor in association with software may be used to implement a radio frequency transceiver for use in a WTRU, WTRU, terminal, base station, RNC, or any host computer.
  • an electrical system represents data bits that can cause a resulting transformation or reduction of the electrical signals and the maintenance of data bits at memory locations in a memory system to thereby reconfigure or otherwise alter the CPU's operation, as well as other processing of signals.
  • the memory locations where data bits are maintained are physical locations that have particular electrical, magnetic, optical, or organic properties corresponding to or representative of the data bits. It should be understood that the embodiments are not limited to the above-mentioned platforms or CPUs and that other platforms and CPUs may support the provided methods.
  • the data bits may also be maintained on a computer readable medium including magnetic disks, optical disks, and any other volatile (e.g., Random Access Memory (RAM)) or non-volatile (e.g., Read-Only Memory (ROM)) mass storage system readable by the CPU.
  • the computer readable medium may include cooperating or interconnected computer readable medium, which exist exclusively on the processing system or are distributed among multiple interconnected processing systems that may be local or remote to the processing system. It should be understood that the embodiments are not limited to the above-mentioned memories and that other platforms and memories may support the provided methods.
  • any of the operations, processes, etc. described herein may be implemented as computer-readable instructions stored on a computer-readable medium.
  • the computer-readable instructions may be executed by a processor of a mobile unit, a network element, and/or any other computing device.
  • the implementer may opt for some combination of hardware, software, and/or firmware.
  • the implementer may opt for some combination of hardware, software, and/or firmware.
  • ASICs Application Specific Integrated Circuits
  • FPGAs Field Programmable Gate Arrays
  • DSPs digital signal processors
  • ASICs Application Specific Integrated Circuits
  • FPGAs Field Programmable Gate Arrays
  • DSPs digital signal processors
  • FIG. 1 ASICs
  • FIG. 1 ASICs
  • FIG. 1 ASICs
  • FIG. 1 ASICs
  • FIG. 1 ASICs
  • FIG. 1 ASICs
  • FIG. 1 Application Specific Integrated Circuits
  • FPGAs Field Programmable Gate Arrays
  • DSPs digital signal processors
  • a signal bearing medium examples include, but are not limited to, the following: a recordable type medium such as a floppy disk, a hard disk drive, a CD, a DVD, a digital tape, a computer memory, etc., and a transmission type medium such as a digital and/or an analog communication medium (e.g., a fiber optic cable, a waveguide, a wired communications link, a wireless communication link, etc.).
  • a signal bearing medium include, but are not limited to, the following: a recordable type medium such as a floppy disk, a hard disk drive, a CD, a DVD, a digital tape, a computer memory, etc.
  • a transmission type medium such as a digital and/or an analog communication medium (e.g., a fiber optic cable, a waveguide, a wired communications link, a wireless communication link, etc.).
  • a typical data processing system may generally include one or more of a system unit housing, a video display device, a memory such as volatile and non-volatile memory, processors such as microprocessors and digital signal processors, computational entities such as operating systems, drivers, graphical user interfaces, and applications programs, one or more interaction devices, such as a touch pad or screen, and/or control systems including feedback loops and control motors (e.g., feedback for sensing position and/or velocity, control motors for moving and/or adjusting components and/or quantities).
  • a typical data processing system may be implemented utilizing any suitable commercially available components, such as those typically found in data computing/communication and/or network computing/communication systems.
  • any two components so associated may also be viewed as being “operably connected”, or “operably coupled”, to each other to achieve the desired functionality, and any two components capable of being so associated may also be viewed as being “operably couplable” to each other to achieve the desired functionality.
  • operably couplable include but are not limited to physically mateable and/or physically interacting components and/or wirelessly interactable and/or wirelessly interacting components and/or logically interacting and/or logically interactable components.
  • the phrase “A or B” will be understood to include the possibilities of “A” or “B” or “A and B.”
  • the terms “any of' followed by a listing of a plurality of items and/or a plurality of categories of items, as used herein, are intended to include “any of,” “any combination of,” “any multiple of,” and/or “any combination of multiples of the items and/or the categories of items, individually or in conjunction with other items and/or other categories of items.
  • the term “set” is intended to include any number of items, including zero.
  • the term “number” is intended to include any number, including zero.
  • the term “multiple”, as used herein, is intended to be synonymous with “a plurality”.
  • a range includes each individual member.
  • a group having 1-3 cells refers to groups having 1, 2, or 3 cells.
  • a group having 1-5 cells refers to groups having 1, 2, 3, 4, or 5 cells, and so forth.

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Abstract

L'invention concerne des procédures, des procédés, des architectures, des appareils, des systèmes, des dispositifs et des produits programmes d'ordinateur pour une unité d'émission-réception sans fil (WTRU) relais. La WTRU relais reçoit, en provenance d'un nœud de réseau, des informations de configuration comprenant des configurations d'événement de mesure et, pour chaque événement de mesure, des conditions associées à des mesures effectuées par la WTRU relais et des actions associées à l'événement de mesure, que la WTRU relais mettra en œuvre lorsque les conditions seront remplies. La WTRU relais surveille la ou les conditions et, après avoir détecté que les conditions sont remplies, met en œuvre la ou les actions associées à l'événement de mesure, par exemple l'envoi d'informations à une WTRU distante et la modification d'un état de connexion de la WTRU relais.
PCT/US2025/011035 2024-01-12 2025-01-10 Procédés, architectures, appareils et systèmes pour la mesure de conditions dans des réseaux sans fil par une unité d'émission-réception sans fil relais Pending WO2025151694A1 (fr)

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WO2022150751A1 (fr) * 2021-01-11 2022-07-14 Idac Holdings, Inc. Modification du comportement de rapport de mesure au niveau d'une wtru distante sur la base d'une indication de qualité de liaison associée à une liaison entre une wtru de relais et un réseau
WO2023212058A1 (fr) * 2022-04-26 2023-11-02 Interdigital Patent Holdings, Inc. Mesures d'opérations à trajets multiples par le biais d'un relais de liaison latérale (sl)

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WO2022150751A1 (fr) * 2021-01-11 2022-07-14 Idac Holdings, Inc. Modification du comportement de rapport de mesure au niveau d'une wtru distante sur la base d'une indication de qualité de liaison associée à une liaison entre une wtru de relais et un réseau
WO2023212058A1 (fr) * 2022-04-26 2023-11-02 Interdigital Patent Holdings, Inc. Mesures d'opérations à trajets multiples par le biais d'un relais de liaison latérale (sl)

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