Connection Management TRIZ Cases

A wearable gets its communication profile through a connected mobile device, avoiding agency visits while keeping cellular service available.

PDU session modification lets a first UE obtain second-UE authentication data from the SMF, reducing relay authentication overhead in 5G.

FRER session attributes let the UPF handle packet replication and elimination, cutting DN-side equipment cost while preserving URLLC reliability.

When SCG or PSCell enters suspend or dormant state, bearer signaling shifts uplink traffic to MCG to keep UE data transmission active.

Pre-acquiring SPS signals and aligning measurements with transmitter off-times helps mobile devices keep positioning accurate during uplink communication.

Dedicated response slots and session-aware ranging frames cut UWB time-slot conflicts, power use, and ranging failures.

Distance-based key distribution enables secure sidelink connectionless groupcast between UEs without RRC setup, reducing signaling overhead.

Preset check triggers verify and reselect sidelink PRS resources when DRX, pool configuration, or transmission requirements change.

By reporting N3GPP-linked UE identifiers to the network, relay users can enable UE aggregation and higher throughput across Uu and N3GPP paths.

A master node preconfigures conditional PSCell addition so target secondary cells can prepare resources with clearer signaling in dual connectivity.

Continuous MDT across idle, inactive, and connected UE states preserves historical data for better position prediction and network optimization.

Network-authorized spectrum sharing lets a first device use part of another device's band for secure, low-latency short-range communication.

Dynamic NEF handling of RDS port requests adds optional terminal confirmation to avoid failed reservations, releases, and timeout issues.

A wearable uses a smartphone interface and short-range link to download its communication profile remotely, avoiding store visits for service activation.

Direct key determination between terminals and network functions secures messages beyond the AMF while reducing processing and communication overhead.

When a radio bearer is added, modified, or released, the UE can ignore or update conditional configurations to cut latency and avoid failures.

UE RF path sharing indications let LTE and NR networks coordinate scheduling, avoid control overlap, and use shared radio resources more efficiently.

Relay mode indication in discovery messages helps remote devices choose compatible relays, improving connection stability without extra negotiation.

A grouped assistant appliance receives operation data from another appliance to enable remote monitoring and control without smartphone dependence.

Defines UE behavior when CHO and fast MCG link recovery coexist, using T316-based control to avoid procedure conflicts during radio link failure.

Clear MAC feedback rules trigger and exit survival time states for duplicated radio bearers, improving dual-connectivity reliability.

Overlapping sidelink resource reservations are detected and coordinated between terminals to avoid collisions and resolve hidden node issues.

One terminal reports identifiers for both UE and relay connected states, cutting redundant signaling and simplifying network access setup.

When dedicated BFD resources are absent, the UE selects CORESET-based RS indices by rule to preserve beam failure detection reliability.

When localized CAG service validity changes, the AMF signals restriction data so the UE can release the NAS connection and avoid unauthorized access.

Packet parameters steer tethered and local traffic to the right subscription or network slice, improving wireless routing efficiency.

When 5G PDU session reestablishment changes the terminal IP address, QUIC preserves the server connection to avoid service interruption.

When AMF lacks PDU session awareness, SMF-side sensing and reselection improve session management function selection accuracy.

Aligns UE and network parameter sets for resume MAC calculation and verification, securing RRC resume requests during connection resumption.

A unified connection candidate UI lets one electronic device approve, list, and control external devices across different operating systems.

Separate 5G session and interworking handover quotas keep S-NSSAI allocation stable during 5G-EPC transitions and reduce failed handovers.

A configured UE intermediate state preserves context across listed cells, cutting signaling overhead and access delay during movement.

Maps each Flex-Algorithm network slice to a dedicated queue, enabling scalable QoS separation and hierarchical traffic handling by EXP bits.

When LBT blocks a sidelink resource in shared spectrum, this case shows how partial sensing and inter-UE coordination reassign it.

A single PDU session is modified with secondary authentication to reach multiple data networks under different access policies.

Ordinary terminals are selected to receive and forward data, extending outdoor communication coverage without dedicated relay devices or vehicles.

Enriched RLF and RA reports separate LBT failures from mobility issues, helping network nodes cut delays and improve robustness.

A centralized identity service app handles Bluetooth beacon registration via URL triggers, reducing duplicate setup and improving security.

CN capability indication lets NG-RAN choose CN or RAN buffering for MT data and signaling when RRC inactive UEs use long eDRX cycles.

Stored operational profile priorities let a terminal leave fallback service quickly, cutting battery drain, cost, and QoS loss.

Configured Prox-RS lets LTE UEs detect nearby devices with lower battery drain and network-controlled authorization for D2D links.

Wireless kiosk-to-phone communication uses omnidirectional and directional antennas to avoid scan errors and identify the correct drive-thru lane.

SEAF-based key generation binds network policy data to secure UE verification, helping prevent AMF-side interception or modification.

Temporary network slice remapping keeps PDU sessions active when a 5G handover reaches a node that does not support the original slice.

When default guard timers expire too soon, base stations signal extended wait intervals so user equipment avoids premature request abandonment.

Periodic SPS control signaling activates and coordinates sidelink groupcast resources, cutting scheduling overhead and interference among UEs.

Master-slave parameter updates let a Bluetooth CIS link adapt to a new service without disconnection, preserving continuous data transmission.

Preconfigured TDRA list mapping lets NR terminals interpret DCI correctly across RRC states for consistent multicast and broadcast scheduling.

When 5G session limits are reached, the UE frees a 4G PDN leg in an MA PDU session to open a new 5G or emergency session.

Access-network location data lets a selection server choose a geographically closer content server when IP geolocation fails in mobile or VPN access.

UE-side monitoring of link failure, target cell quality, and TTT enables earlier dual-connectivity handover with fewer service interruptions.

Vendor-specific PFCP IEs map CP and UP F-SEIDs to detect zombie sessions after HA or interface restarts and reduce processor load.

Pre-established relay links update Layer-2 IDs and IP addresses to protect privacy while keeping UE-to-UE communication uninterrupted.

Indicator-based UPF registration and NRF discovery help SMFs find data-forwarding nodes during handover to reduce jitter and data loss.

A second SIM pre-requests release of the first SIM connection, preventing dual-SIM network loss during base-station switching.

Selective triggering of candidate SRS slots cuts redundant retransmission overhead while preserving channel estimation accuracy.

Repeated PBCH transmission across spaced cell acquisition subframes improves blind detection under low SINR and supports reliable MBMS access.

Server-mediated pairing with software tokens blocks unauthorized accessory connections and reduces eavesdropping and impersonation risks.

Reference resource pool bit sizing enables flexible NR sidelink subchannel scheduling while keeping network and terminal interpretation consistent.

An IMS server checks HSS subscription status and permits temporary data channel access when a UE lacks local service subscription information.

Standardized HTTP XML messaging lets SEAL clients parse and share MBS session announcements and de-announcements for efficient delivery selection.

A node manager syncs user-plane state to a standby CU-UP and buffers traffic during switchover to maintain service continuity.

Separating measurement and connectivity services in 5G NR cuts state-management overhead while preserving flexible radio-channel switching.

Preset sidelink DRX rules align UE listening cycles in D2D, V2V, and V2X links, avoiding continuous on-duration and cutting energy use.

When OMA and grant-free NOMA uplink coexist, the base station reconfigures contention regions to limit interference and preserve uplink quality.

Cloud-routed emergency data and responder link selection improve mobile caller location accuracy and speed communication with nearby responders.

Authentic communication records are matched to candidate message features to classify fraud and give users a definitive verification response.

A default leave timer with network override lets multi-USIM terminals switch active connections faster while reducing signaling overhead.

Split indication between master and secondary nodes manages multiple RLC entities in dual connectivity to improve URLLC transmission reliability.

By sending all primary-cell-supported band combinations to the secondary node, this case reduces SCG configuration failures in EN-DC.

Multiple connected DRX cycles let user equipment handle XR traffic with lower power use while reducing delays in receiving critical messages.

A service-based signaling framework reports L2TP tunnel and session failures quickly, helping 5G networks recover and maintain data transmission continuity.

Approaching timeout alerts let wireless clients renew sessions during idle intervals, avoiding abrupt disconnects in latency-sensitive use.

A terminal joins a multicast group through PDU session setup, avoiding UPF IGMP identification while enabling reliable multicast data delivery.

Pre-established relay election and paging paths help reach multi-hop remote UEs reliably while limiting propagation overhead and mobility disruption.

Message-based UE and network-node configuration enables direct and relay paths, improving 5G/6G data transmission with non-3GPP support.

Dynamic workflow splitting shifts AR and 3D media processing between UE and edge servers to balance latency, adaptability, and power use.

Relay terminals with simplified protocol stacks extend IoT communication range while reducing battery maintenance and deployment burden.

When 5G or roaming voice support fails, home-routed EPS fallback preserves subscriber validation, charging accuracy, and call continuity.

Explicit full or delta mode signaling aligns terminal and network handling of preconfigured candidate cells and cell groups.

Targeted logged MDT on selected frequencies helps assess 5G weak and overshoot coverage while cutting terminal energy and signaling overhead.

SCG failure reports help the master node identify wrong candidate PSCell selection and optimize network configuration for later handovers.

Modified paging parameters and last-cell indicators improve UE paging success while cutting unnecessary power use in NB-IoT and eMTC.

Nearby voice devices share functions and use biometric checks to cut always-listening power draw and avoid unintended unlocking.

License-exempt signaling lets an access point quickly enable licensed-band links, improving multi-link resource use under regulatory control.

When a serving cell lacks inactive multicast support, terminals release or suspend related bearers and configurations to save resources and keep service reliable.

Near-field synchronization lets a second device cache media before switching, reducing cross-device playback delay during handoff.

When cellular quality drops during roaming, federation-based routing authenticates users and packet assurance values verify the intended service provider.

Authentic communication records let users verify candidate messages and identify fraud without relying on unreliable context clues.

An AMF checks UDM subscription data to grant MPS or MCX priority services even when the UE omits an establishment cause.

Wearables can switch from direct network access to a relay UE across different base stations, reducing battery demand while maintaining connectivity.

A relay detects duplicate UE MAC addresses during PC5 setup, requests replacements, and restarts links for accurate forwarding.