Reduced-Capability Wireless Device Identification via RRC Setup Identity
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing wireless communication systems face challenges in efficiently managing and optimizing the capabilities of wireless devices, particularly those with reduced capabilities, in terms of access control and resource allocation across various technologies such as LTE and 5G NR, which can lead to inefficiencies and suboptimal performance.
Innovation Solution
The implementation of a wireless device with reduced capabilities that employs advanced access control mechanisms, including dual connectivity and PDCP packet duplication, to enhance reliability and efficiency in communication systems, particularly in 5G NR environments, by utilizing features like carrier aggregation and beam management processes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If wireless devices with reduced capabilities are integrated into existing communication systems, then device compatibility and network coverage are improved, but system complexity and resource management difficulty increase
Solution Approach 1:
The patent introduces a capability indicator parameter that wireless devices with reduced capabilities transmit to the network. This parameter allows the network to identify and differentiate between full-capability and reduced-capability devices, enabling tailored resource allocation and access control without increasing overall system complexity. The network can adjust its operations based on this parameter to accommodate diverse device types efficiently.
2Productivity
If advanced access control mechanisms are implemented for reduced capability devices, then resource allocation efficiency is improved, but control mechanism complexity increases
Solution Approach 1:
The patent segments wireless devices into different capability categories (full-capability and reduced-capability devices) based on their transmission capabilities. This segmentation allows the network to apply different access control and resource allocation strategies for each category. By dividing the device population into distinct groups, the network can optimize resource allocation for each segment without creating overly complex universal control mechanisms.
3Reliability
If dual connectivity and PDCP packet duplication features are utilized, then communication reliability is improved, but device and network complexity increase
Solution Approach 1:
The patent enables dynamic activation and deactivation of advanced features such as dual connectivity and PDCP packet duplication based on the device's capability indicator and current network conditions. Rather than hardcoding these complex features into all reduced-capability devices, the network can dynamically enable them only when needed and when the device supports them, thereby improving reliability selectively without permanently increasing device complexity.
Data Source
AI summary
A wireless device may transmit, to a base station in response to initiating a random access process, a transport block comprising an RRC setup request message. The RRC setup request message may be associated with an identity. The identity may indicate that the wireless device is a reduced capability wireless device.