EP4197253A1 - User equipment positioning measurement period for new radio systems - Google Patents
User equipment positioning measurement period for new radio systemsInfo
- Publication number
- EP4197253A1 EP4197253A1 EP21856392.2A EP21856392A EP4197253A1 EP 4197253 A1 EP4197253 A1 EP 4197253A1 EP 21856392 A EP21856392 A EP 21856392A EP 4197253 A1 EP4197253 A1 EP 4197253A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- prs
- positioning measurement
- measurement
- computer
- readable media
- 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.)
- Withdrawn
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
Definitions
- Various embodiments generally may relate to the field of wireless communications. For example, some embodiments may relate to user equipment (UE) measurement delays for new radio (NR) position measurement.
- UE user equipment
- NR new radio
- Figure 1 illustrates an example of PRS RSTD measurement period scaling due to UE processing capability in accordance with various embodiments.
- Figure 2 illustrates an example of a PRS measurement in accordance with various embodiments.
- Figure 3 illustrates another example of a PRS measurement in accordance with various embodiments.
- Figure 4 illustrates another example of a PRS measurement in accordance with various embodiments.
- FIG. 5 illustrates a network in accordance with various embodiments.
- Figure 6 illustrates a wireless network in accordance with various embodiments.
- Figure 7 is a block diagram illustrating components, according to some example embodiments, able to read instructions from a machine-readable or computer-readable medium (e.g., a non-transitory machine-readable storage medium) and perform any one or more of the methodologies discussed herein.
- a machine-readable or computer-readable medium e.g., a non-transitory machine-readable storage medium
- Figure 8 depicts an example procedure for practicing the various embodiments discussed herein.
- Figure 9 depicts another example procedure for practicing the various embodiments.
- Figure 10 depicts another example procedure for practicing the various embodiments.
- the duration of DL PRS symbols (K) in ms within any P msec window is calculated by o Type 1 duration calculation with o Type 2 duration calculation with o
- Type 1 or Type 2 is reported as UE capability
- ⁇ S is the set of slots of a serving cell within the P msec window in the positioning frequency layer that contains potential DL PRS resources considering the actual nr-DL-PRS-ExpectedRSTD, nr-DL-PRS- ExpectedRSTD-Uncertainty provided for each pair of DL PRS Resource Sets (target and reference).
- ⁇ for Type l,[T s start , T s end ] is smallest interval in ms within slots corresponding to an integer number of OFDM symbols of a serving cell that covers the union of the potential PRS symbols and determines the PRS symbol occupancy within slots.
- Type 1 duration calculation As the UE’s capability for positioning reference signal (PRS) processing depends on the definition of duration (e.g., Typel and Type2) below, the measurement delay requirements can be defined regarding to type duration calculation. o Type 1 duration calculation with:
- the necessary measurement period may depend on:
- the available PRS depends on the PRS periodicity and the measurement gap period jointly.
- T a vaiable_PRS LCM (T PP& , M GRP) (1)
- the basic/minimum UE processing time unit is ”T”.
- the UE processing time for all PRS slots within a PRS occasion is Tproc.
- the basic processing time for UE is “T” which is indicated by UE capability (N, T)
- the measurement period may be enlarged when the duration of total PRS resources within a PRS occasion (denoted by “L PRS ”) is longer than N.
- L PRS the exact scaling factor because of (N , T) can be represented as
- the measurement time for PRS symbols within a slot will be extended if the duration of total PRS symbols within a slot (denoted by NpRs) is out of UE’s reported capability N’. That is, if the total measurement duration needed for N PR s PRS resource is less than N' which indicated by the other UE PRS processing capability, the measurement period for L PRS resource can rely on UE capability (N,T) only.
- Tproc is the UE processing time per an valid sample in which PRS resource(occupied in ”N” duration) are included.
- N the UE processing time per an valid sample in which PRS resource(occupied in ”N” duration
- UE can buffer all PRS resource within one PRS occassion in a ’’Tproc”
- the measurement time for all PRS symbols (Lprs) can be any PRS symbols.
- TUE need buffer one PRS occassion resource in successive avaialble PRS gaps.
- the total samples needed for a PRS session measurement shall be scaled by ” [ ⁇ ] " o Tproc in this case is the UE processing time per a valid sample which can occupied Lprs.
- interval between the two adjacent samples can be:
- the total delay for this PRS measurement session can be
- embodiments of this disclosure may propose:
- the scaling factor for PRS measurement delay due to RX beam sweeping can be the same as that of an SSB-based RRM measurement in R15.
- the processing complexity and memory consumption can easily become multiple of the number of layers to be considered, unless some limitations are set.
- RANI agreed “UE capability for simultaneous DL PRS processing across positioning frequency layers is not supported in Rel.16”
- the total measurement delay on the multiple positioning frequency layer shall be sum of each layer measurement duration totally.
- the RSTD measurement delay can be defined as:
- KpRsjixBeam zv tbe scaling factor for FR2 RX beam sweeping o If QCL information is known by UE and the associated reference signal (e.g. SSB) is detectable, XpnsjixBeam can be 1. Otherwise it is [8] for UE supporting FR2 power class 1 and [24/5] for UE supporting FR2 power class 2/3/4
- L PRS ,i o PRS symbol duration per a slot is denoted by “Npgs i" o UE DL PRS processing capability is indicated by ⁇ Nt Ti and ⁇ N i ' ⁇ defined in TS38.214
- Nsamples is the number of PRS occasions to be measured per a positioning session
- CSSFRSTD is the scaling factor for the RSTD measurements on the “i”th positioning frequency layer
- FIGS 5-6 illustrate various systems, devices, and components that may implement aspects of disclosed embodiments.
- FIG. 5 illustrates a network 500 in accordance with various embodiments.
- the network 500 may operate in a manner consistent with 3GPP technical specifications for LTE or 5G/NR systems.
- 3GPP technical specifications for LTE or 5G/NR systems 3GPP technical specifications for LTE or 5G/NR systems.
- the example embodiments are not limited in this regard and the described embodiments may apply to other networks that benefit from the principles described herein, such as future 3GPP systems, or the like.
- the network 500 may include a UE 502, which may include any mobile or non-mobile computing device designed to communicate with a RAN 504 via an over-the-air connection.
- the UE 502 may be communicatively coupled with the RAN 504 by a Uu interface.
- the UE 502 may be, but is not limited to, a smartphone, tablet computer, wearable computer device, desktop computer, laptop computer, in-vehicle infotainment, in-car entertainment device, instrument cluster, head-up display device, onboard diagnostic device, dashtop mobile equipment, mobile data terminal, electronic engine management system, electronic/engine control unit, electronic/engine control module, embedded system, sensor, microcontroller, control module, engine management system, networked appliance, machine-type communication device, M2M or D2D device, loT device, etc.
- the network 500 may include a plurality of UEs coupled directly with one another via a sidelink interface.
- the UEs may be M2M/D2D devices that communicate using physical sidelink channels such as, but not limited to, PSBCH, PSDCH, PSSCH, PSCCH, PSFCH, etc.
- the UE 502 may additionally communicate with an AP 506 via an over-the-air connection.
- the AP 506 may manage a WLAN connection, which may serve to offload some/all network traffic from the RAN 504.
- the connection between the UE 502 and the AP 506 may be consistent with any IEEE 802.11 protocol, wherein the AP 506 could be a wireless fidelity (Wi-Fi®) router.
- the UE 502, RAN 504, and AP 506 may utilize cellular-WLAN aggregation (for example, LWA/LWIP). Cellular-WLAN aggregation may involve the UE 502 being configured by the RAN 504 to utilize both cellular radio resources and WLAN resources.
- the RAN 504 may include one or more access nodes, for example, AN 508.
- AN 508 may terminate air-interface protocols for the UE 502 by providing access stratum protocols including RRC, PDCP, RLC, MAC, and LI protocols. In this manner, the AN 508 may enable data/voice connectivity between CN 520 and the UE 502.
- the AN 508 may be implemented in a discrete device or as one or more software entities running on server computers as part of, for example, a virtual network, which may be referred to as a CRAN or virtual baseband unit pool.
- the AN 508 be referred to as a BS, gNB, RAN node, eNB, ng-eNB, NodeB, RSU, TRxP, TRP, etc.
- the AN 508 may be a macrocell base station or a low power base station for providing femtocells, picocells or other like cells having smaller coverage areas, smaller user capacity, or higher bandwidth compared to macrocells.
- the RAN 504 may be coupled with one another via an X2 interface (if the RAN 504 is an LTE RAN) or an Xn interface (if the RAN 504 is a 5G RAN).
- the X2/Xn interfaces which may be separated into control/user plane interfaces in some embodiments, may allow the ANs to communicate information related to handovers, data/context transfers, mobility, load management, interference coordination, etc.
- the ANs of the RAN 504 may each manage one or more cells, cell groups, component carriers, etc. to provide the UE 502 with an air interface for network access.
- the UE 502 may be simultaneously connected with a plurality of cells provided by the same or different ANs of the RAN 504.
- the UE 502 and RAN 504 may use carrier aggregation to allow the UE 502 to connect with a plurality of component carriers, each corresponding to a Pcell or Scell.
- a first AN may be a master node that provides an MCG and a second AN may be secondary node that provides an SCG.
- the first/second ANs may be any combination of eNB, gNB, ng-eNB, etc.
- the RAN 504 may provide the air interface over a licensed spectrum or an unlicensed spectrum.
- the nodes may use LAA, eLAA, and/or feLAA mechanisms based on CA technology with PCells/Scells.
- the nodes Prior to accessing the unlicensed spectrum, the nodes may perform medium/carrier-sensing operations based on, for example, a listen-before-talk (LBT) protocol.
- LBT listen-before-talk
- the UE 502 or AN 508 may be or act as a RSU, which may refer to any transportation infrastructure entity used for V2X communications.
- An RSU may be implemented in or by a suitable AN or a stationary (or relatively stationary) UE.
- An RSU implemented in or by: a UE may be referred to as a “UE-type RSU”; an eNB may be referred to as an “eNB-type RSU”; a gNB may be referred to as a “gNB-type RSU”; and the like.
- an RSU is a computing device coupled with radio frequency circuitry located on a roadside that provides connectivity support to passing vehicle UEs.
- the RSU may also include internal data storage circuitry to store intersection map geometry, traffic statistics, media, as well as applications/software to sense and control ongoing vehicular and pedestrian traffic.
- the RSU may provide very low latency communications required for high speed events, such as crash avoidance, traffic warnings, and the like. Additionally or alternatively, the RSU may provide other cellular/WLAN communications services.
- the components of the RSU may be packaged in a weatherproof enclosure suitable for outdoor installation, and may include a network interface controller to provide a wired connection (e.g., Ethernet) to a traffic signal controller or a backhaul network.
- the RAN 504 may be an LTE RAN 510 with eNBs, for example, eNB 512.
- the LTE RAN 510 may provide an LTE air interface with the following characteristics: SCS of 15 kHz; CP-OFDM waveform for DL and SC-FDMA waveform for UL; turbo codes for data and TBCC for control; etc.
- the LTE air interface may rely on CSI- RS for CSI acquisition and beam management; PDSCH/PDCCH DMRS for PDSCH/PDCCH demodulation; and CRS for cell search and initial acquisition, channel quality measurements, and channel estimation for coherent demodulation/detection at the UE.
- the LTE air interface may operating on sub-6 GHz bands.
- the RAN 504 may be an NG-RAN 514 with gNBs, for example, gNB 516, or ng-eNBs, for example, ng-eNB 518.
- the gNB 516 may connect with 5G-enabled UEs using a 5G NR interface.
- the gNB 516 may connect with a 5G core through an NG interface, which may include an N2 interface or an N3 interface.
- the ng-eNB 518 may also connect with the 5G core through an NG interface, but may connect with a UE via an LTE air interface.
- the gNB 516 and the ng-eNB 518 may connect with each other over an Xn interface.
- the NG interface may be split into two parts, an NG user plane (NG-U) interface, which carries traffic data between the nodes of the NG-RAN 514 and a UPF 548 (e.g., N3 interface), and an NG control plane (NG-C) interface, which is a signaling interface between the nodes of the NG-RAN514 and an AMF 544 (e.g., N2 interface).
- NG-U NG user plane
- N-C NG control plane
- the NG-RAN 514 may provide a 5G-NR air interface with the following characteristics: variable SCS; CP-OFDM for DL, CP-OFDM and DFT-s-OFDM for UL; polar, repetition, simplex, and Reed-Muller codes for control and LDPC for data.
- the 5G-NR air interface may rely on CSI-RS, PDSCH/PDCCH DMRS similar to the LTE air interface.
- the 5G-NR air interface may not use a CRS, but may use PBCH DMRS for PBCH demodulation; PTRS for phase tracking for PDSCH; and tracking reference signal for time tracking.
- the 5G- NR air interface may operating on FR1 bands that include sub-6 GHz bands or FR2 bands that include bands from 24.25 GHz to 52.6 GHz.
- the 5G-NR air interface may include an SSB that is an area of a downlink resource grid that includes PSS/SSS/PBCH.
- the 5G-NR air interface may utilize BWPs for various purposes.
- BWP can be used for dynamic adaptation of the SCS.
- the UE 502 can be configured with multiple BWPs where each BWP configuration has a different SCS. When a BWP change is indicated to the UE 502, the SCS of the transmission is changed as well.
- Another use case example of BWP is related to power saving.
- multiple BWPs can be configured for the UE 502 with different amount of frequency resources (for example, PRBs) to support data transmission under different traffic loading scenarios.
- a BWP containing a smaller number of PRBs can be used for data transmission with small traffic load while allowing power saving at the UE 502 and in some cases at the gNB 516.
- a BWP containing a larger number of PRBs can be used for scenarios with higher traffic load.
- the RAN 504 is communicatively coupled to CN 520 that includes network elements to provide various functions to support data and telecommunications services to customers/subscribers (for example, users of UE 502).
- the components of the CN 520 may be implemented in one physical node or separate physical nodes.
- NFV may be utilized to virtualize any or all of the functions provided by the network elements of the CN 520 onto physical compute/storage resources in servers, switches, etc.
- a logical instantiation of the CN 520 may be referred to as a network slice, and a logical instantiation of a portion of the CN 520 may be referred to as a network sub-slice.
- the CN 520 may be an LTE CN 522, which may also be referred to as an EPC.
- the LTE CN 522 may include MME 524, SGW 526, SGSN 528, HSS 530, PGW 532, and PCRF 534 coupled with one another over interfaces (or “reference points”) as shown. Functions of the elements of the LTE CN 522 may be briefly introduced as follows.
- the MME 524 may implement mobility management functions to track a current location of the UE 502 to facilitate paging, bearer activation/deactivation, handovers, gateway selection, authentication, etc.
- the SGW 526 may terminate an SI interface toward the RAN and route data packets between the RAN and the LTE CN 522.
- the SGW 526 may be a local mobility anchor point for inter-RAN node handovers and also may provide an anchor for inter-3GPP mobility. Other responsibilities may include lawful intercept, charging, and some policy enforcement.
- the SGSN 528 may track a location of the UE 502 and perform security functions and access control. In addition, the SGSN 528 may perform inter-EPC node signaling for mobility between different RAT networks; PDN and S-GW selection as specified by MME 524; MME selection for handovers; etc.
- the S3 reference point between the MME 524 and the SGSN 528 may enable user and bearer information exchange for inter-3GPP access network mobility in idle/active states.
- the HSS 530 may include a database for network users, including subscription-related information to support the network entities’ handling of communication sessions.
- the HSS 530 can provide support for routing/roaming, authentication, authorization, naming/addressing resolution, location dependencies, etc.
- An S6a reference point between the HSS 530 and the MME 524 may enable transfer of subscription and authentication data for authenticating/ authorizing user access to the LTE CN 520.
- the PGW 532 may terminate an SGi interface toward a data network (DN) 536 that may include an application/content server 538.
- the PGW 532 may route data packets between the LTE CN 522 and the data network 536.
- the PGW 532 may be coupled with the SGW 526 by an S5 reference point to facilitate user plane tunneling and tunnel management.
- the PGW 532 may further include a node for policy enforcement and charging data collection (for example, PCEF).
- the SGi reference point between the PGW 532 and the data network 5 36 may be an operator external public, a private PDN, or an intra-operator packet data network, for example, for provision of IMS services.
- the PGW 532 may be coupled with a PCRF 534 via a Gx reference point.
- the PCRF 534 is the policy and charging control element of the LTE CN 522.
- the PCRF 534 may be communicatively coupled to the app/content server 538 to determine appropriate QoS and charging parameters for service flows.
- the PCRF 532 may provision associated rules into a PCEF (via Gx reference point) with appropriate TFT and QCI.
- the CN 520 may be a 5GC 540.
- the 5GC 540 may include an AUSF 542, AMF 544, SMF 546, UPF 548, NSSF 550, NEF 552, NRF 554, PCF 556, UDM 558, and AF 560 coupled with one another over interfaces (or “reference points”) as shown.
- Functions of the elements of the 5GC 540 may be briefly introduced as follows.
- the AUSF 542 may store data for authentication of UE 502 and handle authentication- related functionality.
- the AUSF 542 may facilitate a common authentication framework for various access types.
- the AUSF 542 may exhibit an Nausf service-based interface.
- the AMF 544 may allow other functions of the 5GC 540 to communicate with the UE 502 and the RAN 504 and to subscribe to notifications about mobility events with respect to the UE 502.
- the AMF 544 may be responsible for registration management (for example, for registering UE 502), connection management, reachability management, mobility management, lawful interception of AMF-related events, and access authentication and authorization.
- the AMF 544 may provide transport for SM messages between the UE 502 and the SMF 546, and act as a transparent proxy for routing SM messages.
- AMF 544 may also provide transport for SMS messages between UE 502 and an SMSF.
- AMF 544 may interact with the AUSF 542 and the UE 502 to perform various security anchor and context management functions.
- AMF 544 may be a termination point of a RAN CP interface, which may include or be an N2 reference point between the RAN 504 and the AMF 544; and the AMF 544 may be a termination point of NAS (Nl) signaling, and perform NAS ciphering and integrity protection.
- AMF 544 may also support NAS signaling with the UE 502 over an N3 IWF interface.
- the SMF 546 may be responsible for SM (for example, session establishment, tunnel management between UPF 548 and AN 508); UE IP address allocation and management (including optional authorization); selection and control of UP function; configuring traffic steering at UPF 548 to route traffic to proper destination; termination of interfaces toward policy control functions; controlling part of policy enforcement, charging, and QoS; lawful intercept (for SM events and interface to LI system); termination of SM parts of NAS messages; downlink data notification; initiating AN specific SM information, sent via AMF 544 over N2 to AN 508; and determining SSC mode of a session.
- SM may refer to management of a PDU session, and a PDU session or “session” may refer to a PDU connectivity service that provides or enables the exchange of PDUs between the UE 502 and the data network 536.
- the UPF 548 may act as an anchor point for intra-RAT and inter-RAT mobility, an external PDU session point of interconnect to data network 536, and a branching point to support multi-homed PDU session.
- the UPF 548 may also perform packet routing and forwarding, perform packet inspection, enforce the user plane part of policy rules, lawfully intercept packets (UP collection), perform traffic usage reporting, perform QoS handling for a user plane (e.g., packet filtering, gating, UL/DL rate enforcement), perform uplink traffic verification (e.g., SDF-to-QoS flow mapping), transport level packet marking in the uplink and downlink, and perform downlink packet buffering and downlink data notification triggering.
- UP collection lawfully intercept packets
- QoS handling for a user plane e.g., packet filtering, gating, UL/DL rate enforcement
- uplink traffic verification e.g., SDF-to-QoS flow mapping
- transport level packet marking in the uplink and downlink e.
- the UPF 548 may include an uplink classifier to support routing traffic flows to a data network.
- the NSSF 550 may select a set of network slice instances serving the UE 502.
- the NSSF 550 may also determine allowed NSSAI and the mapping to the subscribed S-NSSAIs, if needed.
- the NSSF 550 may also determine the AMF set to be used to serve the UE 502, or a list of candidate AMFs based on a suitable configuration and possibly by querying the NRF 554.
- the selection of a set of network slice instances for the UE 502 may be triggered by the AMF 544 with which the UE 502 is registered by interacting with the NSSF 550, which may lead to a change of AMF.
- the NSSF 550 may interact with the AMF 544 via an N22 reference point; and may communicate with another NSSF in a visited network via an N31 reference point (not shown). Additionally, the NSSF 550 may exhibit an Nnssf service-based interface.
- the NEF 552 may securely expose services and capabilities provided by 3GPP network functions for third party, internal exposure/re-exposure, AFs (e.g., AF 560), edge computing or fog computing systems, etc.
- the NEF 552 may authenticate, authorize, or throttle the AFs.
- NEF 552 may also translate information exchanged with the AF 560 and information exchanged with internal network functions. For example, the NEF 552 may translate between an AF-Service-Identifier and an internal 5GC information.
- NEF 552 may also receive information from other NFs based on exposed capabilities of other NFs. This information may be stored at the NEF 552 as structured data, or at a data storage NF using standardized interfaces. The stored information can then be re-exposed by the NEF 552 to other NFs and AFs, or used for other purposes such as analytics. Additionally, the NEF 552 may exhibit an Nnef service-based interface.
- the NRF 554 may support service discovery functions, receive NF discovery requests from NF instances, and provide the information of the discovered NF instances to the NF instances. NRF 554 also maintains information of available NF instances and their supported services. As used herein, the terms “instantiate,” “instantiation,” and the like may refer to the creation of an instance, and an “instance” may refer to a concrete occurrence of an object, which may occur, for example, during execution of program code. Additionally, the NRF 554 may exhibit the Nnrf service-based interface.
- the PCF 556 may provide policy rules to control plane functions to enforce them, and may also support unified policy framework to govern network behavior.
- the PCF 556 may also implement a front end to access subscription information relevant for policy decisions in a UDR of the UDM 558.
- the PCF 556 exhibit an Npcf service-based interface.
- the UDM 558 may handle subscription-related information to support the network entities’ handling of communication sessions, and may store subscription data of UE 502. For example, subscription data may be communicated via an N8 reference point between the UDM 558 and the AMF 544.
- the UDM 558 may include two parts, an application front end and a UDR.
- the UDR may store subscription data and policy data for the UDM 558 and the PCF 556, and/or structured data for exposure and application data (including PFDs for application detection, application request information for multiple UEs 502) for the NEF 552.
- the Nudr service-based interface may be exhibited by the UDR 221 to allow the UDM 558, PCF 556, and NEF 552 to access a particular set of the stored data, as well as to read, update (e.g., add, modify), delete, and subscribe to notification of relevant data changes in the UDR.
- the UDM may include a UDM-FE, which is in charge of processing credentials, location management, subscription management and so on. Several different front ends may serve the same user in different transactions.
- the UDM-FE accesses subscription information stored in the UDR and performs authentication credential processing, user identification handling, access authorization, registration/mobility management, and subscription management.
- the UDM 558 may exhibit the Nudm service-based interface.
- the AF 560 may provide application influence on traffic routing, provide access to NEF, and interact with the policy framework for policy control.
- the 5GC 540 may enable edge computing by selecting operator/3 rd party services to be geographically close to a point that the UE 502 is attached to the network. This may reduce latency and load on the network.
- the 5GC 540 may select a UPF 548 close to the UE 502 and execute traffic steering from the UPF 548 to data network 536 via the N6 interface. This may be based on the UE subscription data, UE location, and information provided by the AF 560. In this way, the AF 560 may influence UPF (re)selection and traffic routing.
- the network operator may permit AF 560 to interact directly with relevant NFs. Additionally, the AF 560 may exhibit an Naf service-based interface.
- the data network 536 may represent various network operator services, Internet access, or third party services that may be provided by one or more servers including, for example, application/content server 538.
- FIG. 6 schematically illustrates a wireless network 600 in accordance with various embodiments.
- the wireless network 600 may include a UE 602 in wireless communication with an AN 604.
- the UE 602 and AN 604 may be similar to, and substantially interchangeable with, like-named components described elsewhere herein.
- the UE 602 may be communicatively coupled with the AN 604 via connection 606.
- the connection 606 is illustrated as an air interface to enable communicative coupling, and can be consistent with cellular communications protocols such as an LTE protocol or a 5G NR protocol operating at mmWave or sub-6GHz frequencies.
- the UE 602 may include a host platform 608 coupled with a modem platform 610.
- the host platform 608 may include application processing circuitry 612, which may be coupled with protocol processing circuitry 614 of the modem platform 610.
- the application processing circuitry 612 may run various applications for the UE 602 that source/sink application data.
- the application processing circuitry 612 may further implement one or more layer operations to transmit/receive application data to/from a data network. These layer operations may include transport (for example UDP) and Internet (for example, IP) operations
- the protocol processing circuitry 614 may implement one or more of layer operations to facilitate transmission or reception of data over the connection 606.
- the layer operations implemented by the protocol processing circuitry 614 may include, for example, MAC, RLC, PDCP, RRC and NAS operations.
- the modem platform 610 may further include digital baseband circuitry 616 that may implement one or more layer operations that are “below” layer operations performed by the protocol processing circuitry 614 in a network protocol stack. These operations may include, for example, PHY operations including one or more of HARQ-ACK functions, scrambling/descrambling, encoding/decoding, layer mapping/de-mapping, modulation symbol mapping, received symbol/bit metric determination, multi-antenna port precoding/decoding, which may include one or more of space-time, space-frequency or spatial coding, reference signal generation/detection, preamble sequence generation and/or decoding, synchronization sequence generation/detection, control channel signal blind decoding, and other related functions.
- PHY operations including one or more of HARQ-ACK functions, scrambling/descrambling, encoding/decoding, layer mapping/de-mapping, modulation symbol mapping, received symbol/bit metric determination, multi-antenna port precoding/decoding, which may
- the modem platform 610 may further include transmit circuitry 618, receive circuitry 620, RF circuitry 622, and RF front end (RFFE) 624, which may include or connect to one or more antenna panels 626.
- the transmit circuitry 618 may include a digital -to-analog converter, mixer, intermediate frequency (IF) components, etc.
- the receive circuitry 620 may include an analog-to-digital converter, mixer, IF components, etc.
- the RF circuitry 622 may include a low-noise amplifier, a power amplifier, power tracking components, etc.
- RFFE 624 may include filters (for example, surface/bulk acoustic wave filters), switches, antenna tuners, beamforming components (for example, phase-array antenna components), etc.
- transmit/receive components may be specific to details of a specific implementation such as, for example, whether communication is TDM or FDM, in mmWave or sub-6 gHz frequencies, etc.
- the transmit/receive components may be arranged in multiple parallel transmit/receive chains, may be disposed in the same or different chips/modules, etc.
- the protocol processing circuitry 614 may include one or more instances of control circuitry (not shown) to provide control functions for the transmit/receive components.
- a UE reception may be established by and via the antenna panels 626, RFFE 624, RF circuitry 622, receive circuitry 620, digital baseband circuitry 616, and protocol processing circuitry 614.
- the antenna panels 626 may receive a transmission from the AN 604 by receive-beamforming signals received by a plurality of antennas/antenna elements of the one or more antenna panels 626.
- a UE transmission may be established by and via the protocol processing circuitry 614, digital baseband circuitry 616, transmit circuitry 618, RF circuitry 622, RFFE 624, and antenna panels 626.
- the transmit components of the UE 604 may apply a spatial filter to the data to be transmitted to form a transmit beam emitted by the antenna elements of the antenna panels 626.
- the AN 604 may include a host platform 628 coupled with a modem platform 630.
- the host platform 628 may include application processing circuitry 632 coupled with protocol processing circuitry 634 of the modem platform 630.
- the modem platform may further include digital baseband circuitry 636, transmit circuitry 638, receive circuitry 640, RF circuitry 642, RFFE circuitry 644, and antenna panels 646.
- the components of the AN 604 may be similar to and substantially interchangeable with like-named components of the UE 602.
- the components of the AN 608 may perform various logical functions that include, for example, RNC functions such as radio bearer management, uplink and downlink dynamic radio resource management, and data packet scheduling.
- Figure 7 is a block diagram illustrating components, according to some example embodiments, able to read instructions from a machine-readable or computer-readable medium (e.g., a non-transitory machine-readable storage medium) and perform any one or more of the methodologies discussed herein.
- Figure 7 shows a diagrammatic representation of hardware resources 700 including one or more processors (or processor cores) 710, one or more memory /storage devices 720, and one or more communication resources 730, each of which may be communicatively coupled via a bus 740 or other interface circuitry.
- a hypervisor 702 may be executed to provide an execution environment for one or more network slices/sub-slices to utilize the hardware resources 700.
- the processors 710 may include, for example, a processor 712 and a processor 714.
- the processors 710 may be, for example, a central processing unit (CPU), a reduced instruction set computing (RISC) processor, a complex instruction set computing (CISC) processor, a graphics processing unit (GPU), a DSP such as a baseband processor, an ASIC, an FPGA, a radio-frequency integrated circuit (RFIC), another processor (including those discussed herein), or any suitable combination thereof.
- CPU central processing unit
- RISC reduced instruction set computing
- CISC complex instruction set computing
- GPU graphics processing unit
- DSP such as a baseband processor, an ASIC, an FPGA, a radio-frequency integrated circuit (RFIC), another processor (including those discussed herein), or any suitable combination thereof.
- the memory /storage devices 720 may include main memory, disk storage, or any suitable combination thereof.
- the memory /storage devices 720 may include, but are not limited to, any type of volatile, non-volatile, or semi-volatile memory such as dynamic random access memory (DRAM), static random access memory (SRAM), erasable programmable read-only memory (EPROM), electrically erasable programmable read-only memory (EEPROM), Flash memory, solid-state storage, etc.
- DRAM dynamic random access memory
- SRAM static random access memory
- EPROM erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- Flash memory solid-state storage, etc.
- the communication resources 730 may include interconnection or network interface controllers, components, or other suitable devices to communicate with one or more peripheral devices 704 or one or more databases 706 or other network elements via a network 708.
- the communication resources 730 may include wired communication components (e.g., for coupling via USB, Ethernet, etc.), cellular communication components, NFC components, Bluetooth® (or Bluetooth® Low Energy) components, Wi-Fi® components, and other communication components.
- Instructions 750 may comprise software, a program, an application, an applet, an app, or other executable code for causing at least any of the processors 710 to perform any one or more of the methodologies discussed herein.
- the instructions 750 may reside, completely or partially, within at least one of the processors 710 (e.g., within the processor’s cache memory), the memory /storage devices 720, or any suitable combination thereof.
- any portion of the instructions 750 may be transferred to the hardware resources 700 from any combination of the peripheral devices 704 or the databases 706.
- the memory of processors 710, the memory /storage devices 720, the peripheral devices 704, and the databases 706 are examples of computer-readable and machine-readable media.
- the electronic device(s), network(s), system(s), chip(s) or component(s), or portions or implementations thereof, of Figures 5-7, or some other figure herein may be configured to perform one or more processes, techniques, or methods as described herein, or portions thereof.
- One such process is depicted in Figure 8.
- the process of Figure 8 may be performed by a UE or a portion thereof.
- the process 800 may include, at 805, retrieving, from memory, positioning reference signal (PRS) configuration information, an indication of a processing capability of the UE, or measurement gap information.
- PRS positioning reference signal
- the process further includes, at 810, determining a new radio (NR) UE positioning measurement delay based on the PRS configuration information, the indication of the processing capability of the UE, or the measurement gap information.
- the process further includes, at 815, performing an NR UE positioning measurement within the determined UE positioning measurement delay.
- PRS positioning reference signal
- NR new radio
- Figure 9 illustrates another process in accordance with various embodiments, which may be performed by a UE or a portion thereof.
- the process 900 includes, at 905, determining a new radio (NR) UE positioning measurement delay based on: positioning reference signal (PRS) configuration information, a processing capability of the UE, or measurement gap information.
- the process further includes, at 910, performing an NR UE positioning measurement within the determined UE positioning measurement delay.
- NR new radio
- Figure 10 illustrates another process in accordance with various embodiments.
- the process may be performed by a UE or a portion thereof.
- the process 1000 includes, at 1005, determine a new radio (NR) UE positioning measurement delay based on a processing capability of the UE.
- the process further includes, at 710, performing an NR UE positioning measurement within the determined UE positioning measurement delay.
- NR new radio
- At least one of the components set forth in one or more of the preceding figures may be configured to perform one or more operations, techniques, processes, and/or methods as set forth in the example section below.
- the baseband circuitry as described above in connection with one or more of the preceding figures may be configured to operate in accordance with one or more of the examples set forth below.
- circuitry associated with a UE, base station, network element, etc. as described above in connection with one or more of the preceding figures may be configured to operate in accordance with one or more of the examples set forth below in the example section.
- Example 1 may include a method of new radio (NR) UE positioning measurement, wherein a UE measurement delay is defined depending on the network configuration on PRS and measurement gap.
- NR new radio
- Example 2 may include a method of new radio (NR) UE positioning measurement, wherein a UE measurement delay is defined depending on a UE capability’s related to PRS processing.
- NR new radio
- Example 3 may include the method of example 1 or some other example herein, wherein the periodicity of available PRS to be measured can be
- Example 4A may include the method of example 2 or some other example herein, wherein the UE processing time for a PRS occasion can be:
- Example 4B may include the method of example 2, 4A, or some other example herein, wherein the number of samples shall be scaled because of UE buffering limitation within a
- Example 5 may include the method of example 4A-4B or some other example herein, wherein UE DL PRS processing capability is indicated by ⁇ N t Ti] and ⁇ Ni ' ⁇ defined in TS38.214
- Example 6 may include the method of example 4A-4B or some other example herein, wherein UE can end up the last PRS occasion’s measurement after Tproc
- Example 7 may include the method of example 2 or some other example herein, wherein the interval between the two adjacent PRS occasion to be measured can be
- Example 8 includes a method comprising: determining a new radio (NR) user equipment (UE) positioning measurement delay based on: positioning reference signal (PRS) configuration information, a processing capability of the UE, or a measurement gap; and performing an NR UE positioning measurement using the determined positioning measurement delay.
- NR new radio
- UE user equipment
- PRS positioning reference signal
- Example 9 includes the method of example 8 or some other example herein, wherein the PRS configuration information includes an indication of a number of PRS occasions scheduled by a network.
- Example 10 includes the method of example 8 or some other example herein, wherein the processing capability of the UE includes a processing time for all PRS slots within a PRS occasion by the UE.
- Example 11 includes the method of example 10 or some other example herein, wherein determining the positioning measurement delay includes extending the positioning measurement delay in response to determining that a duration of total PRS symbols within a slot exceeds the processing time for all PRS slots within a PRS occasion by the UE.
- Example 12 includes the method of example 8 or some other example herein, wherein determining the positioning measurement delay includes applying a scaling factor that is based on a duration of total PRS symbols within a slot relative to a per-slot measurement window.
- Example 13 includes the method of example 8 or some other example herein, wherein determining the positioning measurement delay is based on a scaling factor associated with reception (Rx) beam sweeping.
- Example 14 includes the method of example 13 or some other example herein, wherein the scaling factor associated with Rx beam sweeping is the same as for a synchronization signal block (SSB)-based radio resource management (RRM) measurement.
- SSB synchronization signal block
- RRM radio resource management
- Example 15 the method of example 8-14 or some other example herein, wherein a UE processing time for a PRS occasion is determined according to:
- Example 15a includes the method of any of examples 8-14 or some other example herein, wherein the method is performed by the user equipment (UE) or portion thereof.
- UE user equipment
- Example 16 may include the method of example 15 or some other example herein, wherein a number of measurement samples (Nsample) for the positioning measurement is scaled based on:
- Example 17 includes the method of any of examples 8-16 or some other example herein, wherein the method is performed by the user equipment (UE) or portion thereof.
- UE user equipment
- Example XI includes an apparatus of a user equipment (UE) comprising: memory to store positioning reference signal (PRS) configuration information, an indication of a processing capability of the UE, or measurement gap information; and processing circuitry, coupled with the memory, to: retrieve, from the memory, the PRS configuration information, the indication of the processing capability of the UE, or the measurement gap information; determine a new radio (NR) UE positioning measurement delay based on the PRS configuration information, the indication of the processing capability of the UE, or the measurement gap information; and perform an NR UE positioning measurement using the determined UE positioning measurement delay.
- PRS positioning reference signal
- NR new radio
- Example X2 includes the apparatus of example XI or some other example herein, wherein the PRS configuration information includes an indication of a number of PRS occasions scheduled by a network.
- Example X3 includes the apparatus of example XI or some other example herein, wherein the processing capability of the UE includes a processing time for all PRS slots within a PRS occasion by the UE.
- Example X4 includes the apparatus of example X3 or some other example herein, wherein to determine the positioning measurement delay is to extend the positioning measurement delay in response to a determination that a duration of total PRS symbols within a slot exceeds the processing time for all PRS slots within a PRS occasion by the UE.
- Example X5 includes the apparatus of example XI or some other example herein, wherein to determine the positioning measurement delay is to apply a scaling factor that is based on a duration of total PRS symbols within a slot relative to a per-slot measurement window.
- Example X6 includes the apparatus of example XI or some other example herein, wherein the positioning measurement delay is determined based on a scaling factor associated with reception (Rx) beam sweeping.
- Example X7 includes the apparatus of example X6 or some other example herein, wherein the scaling factor associated with Rx beam sweeping is in common with a scaling factor for a synchronization signal block (SSB)-based radio resource management (RRM) measurement.
- Tproc is the processing time for the PRS occasion, is a duration of total PRS symbols within a slot divided by a reported capability for the UE, and T is a basic processing time for the UE.
- Example X9 includes the apparatus of example X8 or some other example herein, wherein a number of measurement samples (Nsample) for the positioning measurement is scaled based on: “T”: a duration of total PRS resources within a PRS occasion divided by a capability of the UE.
- Example XI 0 includes one or more computer-readable media storing instructions that, when executed by one or more processors, cause a user equipment (UE) to: determine a new radio (NR) UE positioning measurement delay based on: positioning reference signal (PRS) configuration information, a processing capability of the UE, or measurement gap information; and perform an NR UE positioning measurement using the determined UE positioning measurement delay.
- UE user equipment
- PRS positioning reference signal
- Example XI 1 includes the one or more computer-readable media of example XI 0 or some other example herein, wherein the PRS configuration information includes an indication of a number of PRS occasions scheduled by a network.
- Example X12 includes the one or more computer-readable media of example X10 or some other example herein, wherein the processing capability of the UE includes a processing time for all PRS slots within a PRS occasion by the UE.
- Example X13 includes the one or more computer-readable media of example X12 or some other example herein, wherein to determine the positioning measurement delay is to extend the positioning measurement delay in response to a determination that a duration of total PRS symbols within a slot exceeds the processing time for all PRS slots within a PRS occasion by the UE.
- Example X14 includes the one or more computer-readable media of example X10 or some other example herein, wherein to determine the positioning measurement delay is to apply a scaling factor that is based on a duration of total PRS symbols within a slot relative to a per-slot measurement window.
- Example XI 5 includes the one or more computer-readable media of example XI 0 or some other example herein, wherein the positioning measurement delay is determined based on a scaling factor associated with reception (Rx) beam sweeping.
- Example XI 6 includes the one or more computer-readable media of example XI 5 or some other example herein, wherein the scaling factor associated with Rx beam sweeping is in common with a scaling factor for a synchronization signal block (SSB)-based radio resource management (RRM) measurement.
- SSB synchronization signal block
- RRM radio resource management
- Example XI 7 includes the one or more computer-readable media of any of examples
- a UE processing time for a PRS occasion is determined according to:
- T * proc * T and a number of measurement samples (Nsample) for the positioning measurement is scaled based on: “T”: , where T pro c is the processing time
- N slot for the PRS occasion is a duration of total PRS symbols within a slot divided by a reported capability for the UE
- T is a basic processing time for the UE
- Example XI 8 includes One or more computer-readable media storing instructions that, when executed by one or more processors, cause a user equipment (UE) to: determine a new radio (NR) UE positioning measurement delay based on a processing capability of the UE; and perform an NR UE positioning measurement using the determined UE positioning measurement delay.
- UE user equipment
- NR new radio
- Example XI 9 includes the one or more computer-readable media of example XI 8 or some other example herein, wherein the processing capability of the UE includes a processing time for all PRS slots within a PRS occasion by the UE.
- Example X20 includes the one or more computer-readable media of example XI 9 or some other example herein, wherein to determine the positioning measurement delay is to extend the positioning measurement delay in response to a determination that a duration of total PRS symbols within a slot exceeds the processing time for all PRS slots within a PRS occasion by the UE.
- Example X21 includes the one or more computer-readable media of example XI 8 or some other example herein, wherein to determine the positioning measurement delay is to apply a scaling factor that is based on a duration of total PRS symbols within a slot relative to a per-slot measurement window.
- Example X22 includes the one or more computer-readable media of example XI 8 or some other example herein, wherein the positioning measurement delay is determined based on a scaling factor associated with reception (Rx) beam sweeping.
- Example X23 includes the one or more computer-readable media of example X22 or some other example herein, wherein the scaling factor associated with Rx beam sweeping is in common with a scaling factor for a synchronization signal block (SSB)-based radio resource management (RRM) measure.
- SSB synchronization signal block
- RRM radio resource management
- Example X24 includes the one or more computer-readable media of any of examples
- a UE processing time for a PRS occasion is determined according to:
- T * proc * T and a number of measurement samples (Nsample) for the positioning measurement is scaled based on: “T”: where T pro c is the processing time for
- N slot the PRS occasion is a duration of total PRS symbols within a slot divided by a reported capability for the UE
- T is a basic processing time for the UE
- Example Z01 may include an apparatus comprising means to perform one or more elements of a method described in or related to any of examples 1-X24, or any other method or process described herein.
- Example Z02 may include one or more non-transitory computer-readable media comprising instructions to cause an electronic device, upon execution of the instructions by one or more processors of the electronic device, to perform one or more elements of a method described in or related to any of examples 1- X24, or any other method or process described herein.
- Example Z03 may include an apparatus comprising logic, modules, or circuitry to perform one or more elements of a method described in or related to any of examples 1- X24, or any other method or process described herein.
- Example Z04 may include a method, technique, or process as described in or related to any of examples 1- X24, or portions or parts thereof.
- Example Z05 may include an apparatus comprising: one or more processors and one or more computer-readable media comprising instructions that, when executed by the one or more processors, cause the one or more processors to perform the method, techniques, or process as described in or related to any of examples 1- X24, or portions thereof.
- Example Z06 may include a signal as described in or related to any of examples 1- X24, or portions or parts thereof.
- Example Z07 may include a datagram, packet, frame, segment, protocol data unit (PDU), or message as described in or related to any of examples 1- X24, or portions or parts thereof, or otherwise described in the present disclosure.
- PDU protocol data unit
- Example Z08 may include a signal encoded with data as described in or related to any of examples 1- X24, or portions or parts thereof, or otherwise described in the present disclosure.
- Example Z09 may include a signal encoded with a datagram, packet, frame, segment, protocol data unit (PDU), or message as described in or related to any of examples 1- X24, or portions or parts thereof, or otherwise described in the present disclosure.
- PDU protocol data unit
- Example Z10 may include an electromagnetic signal carrying computer-readable instructions, wherein execution of the computer-readable instructions by one or more processors is to cause the one or more processors to perform the method, techniques, or process as described in or related to any of examples 1- X24, or portions thereof.
- Example Zll may include a computer program comprising instructions, wherein execution of the program by a processing element is to cause the processing element to carry out the method, techniques, or process as described in or related to any of examples 1- X24, or portions thereof.
- Example Z12 may include a signal in a wireless network as shown and described herein.
- Example Z13 may include a method of communicating in a wireless network as shown and described herein.
- Example Z14 may include a system for providing wireless communication as shown and described herein.
- Example Z15 may include a device for providing wireless communication as shown and described herein.
- Access Point Report CI Cell Identity API Application 60 BW Bandwidth CID Cell-ID (e g., Programming Interface BWP Bandwidth Part 95 positioning method)
- BW Bandwidth CID Cell-ID e g., Programming Interface BWP Bandwidth Part 95 positioning method
- Optional Information Resource 75 Window Size
- CPU CSI processing CSI-RSRQ CSI DRB Data Radio Bearer unit Central Processing 60 reference signal DRS Discovery Unit received quality 95 Reference Signal
- Transformation gNB-DU gNB- HLR Home Location feLAA further enhanced distributed unit, Next Register Licensed Assisted Generation NodeB 80 HN Home Network Access, further distributed unit HO Handover enhanced LAA GNSS Global Navigation HPLMN Home FN Frame Number 50 Satellite System Public Land Mobile FPGA Field- GPRS General Packet Network Programmable Gate Radio Service 85 HSDPA High
- GSM EDGE 60 GTP-UGPRS Tunnelling Server RAN, GSM EDGE Protocol for User HSUPA High
- GGSN Gateway GPRS Signal (related to HTTP Hyper Text Support Node WUS) Transfer Protocol
- GLONASS GUMMEI Globally HTTPS Hyper
- NAvigatsionnaya Secure https is http/1.1 over SSL, 35 IMC IMS Credentials ISDN Integrated i.e. port 443) IMEI International Services Digital I-Block Mobile Equipment Network
- ID Identity identifier Subsystem Function IDFT Inverse Discrete IMSI International I-WLAN Fourier Transform Mobile Subscriber 80 Interworking IE Information Identity WLAN element 50 loT Internet of Things Constraint length
- LI Layer 1 physical LWA LTE-WLAN Broadcast multicast layer
- aggregation 70 service Single Frequency
- Management Entity 40 Identifier NE-DC NR-E-
- NPUSCH wake-up signal 85 PCell Primary Cell
- PDN Packet Data 40 PPP Point-to-Point Synchronization Network, Public Protocol Signal
- PDU Protocol Data PRG Physical resource PTT Push-to-Talk Unit block group 80
- PUCCH Physical PEI Permanent ProSe Proximity Uplink Control Equipment Identifiers Services, Proximity- Channel
- P-GW PDN Gateway Reference Signal 85 Channel PHICH Physical PRR Packet Reception QAM Quadrature hybrid-ARQ indicator Radio Amplitude channel 55 PS Packet Services Modulation
- PNF Physical Network 65 PSFCH Physical QZSS Quasi-Zenith Function Sidelink Feedback Satellite System
- RBG Resource block RN Relay Node control plane group 55 RNC Radio Network Sl-U SI for the user
- Point Descriptor 40 SEAF Security Anchor SM Session
- SCS Subcarrier 55 SgNB Secondary gNB SpCell Special Cell
- Synchronization 40 TAU Tracking Area TRP, TRxP Signal based Reference Update 75 Transmission Signal Received TB Transport Block Reception Point
- Protocol 35 search space Voice-over- Internet
- circuitry refers to, is part of, or includes hardware components such as an electronic circuit, a logic circuit, a processor (shared, dedicated, or group) and/or memory (shared, dedicated, or group), an Application Specific Integrated Circuit (ASIC), a field-programmable device (FPD) (e.g., a field-programmable gate array (FPGA), a programmable logic device (PLD), a complex PLD (CPLD), a high-capacity PLD (HCPLD), a structured ASIC, or a programmable SoC), digital signal processors (DSPs), etc., that are configured to provide the described functionality.
- FPD field-programmable device
- FPGA field-programmable gate array
- PLD programmable logic device
- CPLD complex PLD
- HPLD high-capacity PLD
- DSPs digital signal processors
- the circuitry may execute one or more software or firmware programs to provide at least some of the described functionality.
- the term “circuitry” may also refer to a combination of one or more hardware elements (or a combination of circuits used in an electrical or electronic system) with the program code used to carry out the functionality of that program code. In these embodiments, the combination of hardware elements and program code may be referred to as a particular type of circuitry.
- processor circuitry refers to, is part of, or includes circuitry capable of sequentially and automatically carrying out a sequence of arithmetic or logical operations, or recording, storing, and/or transferring digital data.
- Processing circuitry may include one or more processing cores to execute instructions and one or more memory structures to store program and data information.
- processor circuitry may refer to one or more application processors, one or more baseband processors, a physical central processing unit (CPU), a single-core processor, a dual-core processor, a triple-core processor, a quad-core processor, and/or any other device capable of executing or otherwise operating computer-executable instructions, such as program code, software modules, and/or functional processes.
- Processing circuitry may include more hardware accelerators, which may be microprocessors, programmable processing devices, or the like.
- the one or more hardware accelerators may include, for example, computer vision (CV) and/or deep learning (DL) accelerators.
- CV computer vision
- DL deep learning
- application circuitry and/or “baseband circuitry” may be considered synonymous to, and may be referred to as, “processor circuitry.”
- interface circuitry refers to, is part of, or includes circuitry that enables the exchange of information between two or more components or devices.
- interface circuitry may refer to one or more hardware interfaces, for example, buses, I/O interfaces, peripheral component interfaces, network interface cards, and/or the like.
- user equipment or “UE” as used herein refers to a device with radio communication capabilities and may describe a remote user of network resources in a communications network.
- user equipment or “UE” may be considered synonymous to, and may be referred to as, client, mobile, mobile device, mobile terminal, user terminal, mobile unit, mobile station, mobile user, subscriber, user, remote station, access agent, user agent, receiver, radio equipment, reconfigurable radio equipment, reconfigurable mobile device, etc.
- user equipment or “UE” may include any type of wireless/wired device or any computing device including a wireless communications interface.
- network element refers to physical or virtualized equipment and/or infrastructure used to provide wired or wireless communication network services.
- network element may be considered synonymous to and/or referred to as a networked computer, networking hardware, network equipment, network node, router, switch, hub, bridge, radio network controller, RAN device, RAN node, gateway, server, virtualized VNF, NFVI, and/or the like.
- computer system refers to any type interconnected electronic devices, computer devices, or components thereof. Additionally, the term “computer system” and/or “system” may refer to various components of a computer that are communicatively coupled with one another. Furthermore, the term “computer system” and/or “system” may refer to multiple computer devices and/or multiple computing systems that are communicatively coupled with one another and configured to share computing and/or networking resources.
- appliance refers to a computer device or computer system with program code (e.g., software or firmware) that is specifically designed to provide a specific computing resource.
- program code e.g., software or firmware
- a “virtual appliance” is a virtual machine image to be implemented by a hypervisor-equipped device that virtualizes or emulates a computer appliance or otherwise is dedicated to provide a specific computing resource.
- resource refers to a physical or virtual device, a physical or virtual component within a computing environment, and/or a physical or virtual component within a particular device, such as computer devices, mechanical devices, memory space, processor/CPU time, processor/CPU usage, processor and accelerator loads, hardware time or usage, electrical power, input/output operations, ports or network sockets, channel/link allocation, throughput, memory usage, storage, network, database and applications, workload units, and/or the like.
- a “hardware resource” may refer to compute, storage, and/or network resources provided by physical hardware element(s).
- a “virtualized resource” may refer to compute, storage, and/or network resources provided by virtualization infrastructure to an application, device, system, etc.
- network resource or “communication resource” may refer to resources that are accessible by computer devices/systems via a communications network.
- system resources may refer to any kind of shared entities to provide services, and may include computing and/or network resources. System resources may be considered as a set of coherent functions, network data objects or services, accessible through a server where such system resources reside on a single host or multiple hosts and are clearly identifiable.
- channel refers to any transmission medium, either tangible or intangible, which is used to communicate data or a data stream.
- channel may be synonymous with and/or equivalent to “communications channel,” “data communications channel,” “transmission channel,” “data transmission channel,” “access channel,” “data access channel,” “link,” “data link,” “carrier,” “radiofrequency carrier,” and/or any other like term denoting a pathway or medium through which data is communicated.
- link refers to a connection between two devices through a RAT for the purpose of transmitting and receiving information.
- instantiate refers to the creation of an instance.
- An “instance” also refers to a concrete occurrence of an object, which may occur, for example, during execution of program code.
- Coupled may mean two or more elements are in direct physical or electrical contact with one another, may mean that two or more elements indirectly contact each other but still cooperate or interact with each other, and/or may mean that one or more other elements are coupled or connected between the elements that are said to be coupled with each other.
- directly coupled may mean that two or more elements are in direct contact with one another.
- communicatively coupled may mean that two or more elements may be in contact with one another by a means of communication including through a wire or other interconnect connection, through a wireless communication channel or link, and/or the like.
- information element refers to a structural element containing one or more fields.
- field refers to individual contents of an information element, or a data element that contains content.
- SMTC refers to an S SB-based measurement timing configuration configured by SSB-MeasurementTimingConfiguration.
- SSB refers to an SS/PBCH block.
- a “Primary Cell” refers to the MCG cell, operating on the primary frequency, in which the UE either performs the initial connection establishment procedure or initiates the connection re-establishment procedure.
- Primary SCG Cell refers to the SCG cell in which the UE performs random access when performing the Reconfiguration with Sync procedure for DC operation.
- Secondary Cell refers to a cell providing additional radio resources on top of a Special Cell for a UE configured with CA.
- Secondary Cell Group refers to the subset of serving cells comprising the PSCell and zero or more secondary cells for a UE configured with DC.
- the term “Serving Cell” refers to the primary cell for a UE in RRC CONNECTED not configured with CA/DC there is only one serving cell comprising of the primary cell.
- the term “serving cell” or “serving cells” refers to the set of cells comprising the Special Cell(s) and all secondary cells for a UE in RRC_CONNECTED configured with CA/.
- Special Cell refers to the PCell of the MCG or the PSCell of the SCG for DC operation; otherwise, the term “Special Cell” refers to the Pcell.
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Abstract
Description
Claims
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| PCT/US2021/039250 WO2022035514A1 (en) | 2020-08-13 | 2021-06-25 | User equipment positioning measurement period for new radio systems |
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| US12010638B2 (en) * | 2021-06-29 | 2024-06-11 | Qualcomm Incorporated | Sparse transmission of discovery signals for network energy saving |
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| WO2018136224A2 (en) * | 2017-01-17 | 2018-07-26 | Intel IP Corporation | Location positioning protocol based positioning for ues in idle mode |
| JP2020516148A (en) * | 2017-03-24 | 2020-05-28 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | Method and system for controlling gap sharing between different types of intra-frequency measurements |
| CN114978455B (en) * | 2017-04-03 | 2025-02-07 | 苹果公司 | Method performed by a positioning server and computer readable medium |
| US11129195B2 (en) * | 2017-08-09 | 2021-09-21 | Qualcomm Incorporated | Techniques and apparatuses for positioning reference signal (PRS) management |
| US11470440B2 (en) * | 2017-08-10 | 2022-10-11 | Qualcomm Incorporated | Provision and use of gaps for reference signal time difference measurements |
| US11503562B2 (en) * | 2018-02-26 | 2022-11-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Managing parallel measurement gap patterns for radio resource management and positioning measurements |
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| WO2022035514A1 (en) | 2022-02-17 |
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