PAN Header UE for Wearable Device Cellular Access
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Solution Overview
Problem
Existing communication solutions for wearable devices face challenges in meeting stringent energy consumption constraints while supporting diverse traffic types and maintaining quality of service (QoS) requirements, especially in densely populated scenarios, due to limitations in data rate and latency provided by legacy technologies like Bluetooth and LTE.
Innovation Solution
The implementation of a personal area network (PAN) using a smart UE as a PAN header UE to facilitate communication between wearable UEs and the infrastructure network, with enhanced interfaces and protocols that optimize energy efficiency and data transmission, allowing for efficient resource allocation and synchronization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If legacy technologies like Bluetooth and LTE are used for wearable devices, then device compatibility and network coverage are improved, but data rate is insufficient and latency increases
Solution Approach 1:
The system segments the communication architecture by introducing a PAN header UE that acts as an intermediary between wearable UEs and the cellular network. This segmentation allows the wearable UE to communicate via Bluetooth Low Energy (low rate, low power) while the PAN header UE handles high-speed cellular communication, thus resolving the contradiction between data rate requirements and power constraints.
Solution Approach 2:
The PAN header UE serves as an intermediary device that bridges the wearable UE and the cellular network. It receives data from the wearable UE via Bluetooth and forwards it to the cellular network via LTE/5G, enabling the wearable device to achieve high data rates without requiring a cellular radio in the wearable itself, thereby maintaining low power consumption while improving data rate.
2Adaptability or versatility
If legacy technologies like Bluetooth and LTE are used for wearable devices, then device compatibility is improved, but latency increases and QoS requirements are not met
Solution Approach 1:
The system performs preliminary actions by establishing dedicated bearers and pre-configuring QoS parameters before actual data transmission. The PAN header UE pre-establishes communication paths and allocates resources in advance, reducing the time required for data transmission and meeting stringent latency requirements for applications like augmented reality and telemedicine.
Solution Approach 2:
The system dynamically adapts communication parameters based on traffic type and QoS requirements. The PAN header UE dynamically selects appropriate bearers (GBR, non-GBR, dedicated, common) based on real-time network conditions and application requirements, optimizing latency performance while maintaining broad device compatibility.
3Speed
If wearable devices communicate directly via cellular network, then data rate and QoS are improved, but energy consumption exceeds constraints
Solution Approach 1:
The system applies local quality by having different devices perform different communication functions based on their capabilities. The wearable UE uses low-power Bluetooth for short-range communication, while the PAN header UE (with larger battery capacity) handles power-intensive cellular communication. This division of labor allows the wearable device to maintain low energy consumption while still achieving high data rates through the PAN header UE's cellular connection.
4Use of energy by moving object
If PAN header UE is introduced to facilitate wearable UE communication, then energy efficiency and data rate are improved, but device complexity increases
Solution Approach 1:
The PAN header UE is designed with multi-functionality to handle diverse communication requirements. It can simultaneously manage multiple wearable UEs, support different traffic types (voice, video, data), and adapt to various QoS requirements using standardized cellular protocols. This universality reduces the need for device-specific customizations and simplifies the overall system deployment despite the added architectural layer.
Data Source
AI summary
An apparatus of user equipment (UE), the apparatus comprises transceiver circuitry and processing circuitry. The transceiver circuitry is configured to transmit and receive radio frequency electrical signals to communicate with one or more separate devices via a cellular communication network as UE and to communicate with one or more separate devices via a wireless personal area network (PAN) as PAN header UE (hUE). The processing circuitry is configured to receive a packetized message directly from a second UE via the PAN, wherein the packetized message indicates an enhanced node B (eNB) of the cellular network as a destination for the packetized message; and initiate transmission of the packetized message to the eNB.