Multiple Radio Connections Using Distinct C-RNTIs for Carrier Aggregation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current wireless communication systems face limitations in flexibility and efficiency, particularly in establishing multiple radio connections, which hampers improved communication capacity, speed, and flexibility.
Innovation Solution
The implementation of methods and systems that allow user equipment (UE) to establish and manage multiple radio connections by using distinct C-RNTIs for primary and secondary connections, enabling efficient radio resource management across multiple evolved NodeBs with different schedulers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single communication structure is used for wireless communication devices to base stations, then the system structure is simple, but communication flexibility and efficiency are limited
Solution Approach 1:
The patent divides the communication structure into multiple independent radio connections (first radio connection, second radio connection, third radio connection) between the wireless communication device and different base stations. Each connection can be independently established, managed, and optimized, allowing the device to simultaneously communicate with multiple base stations through distinct protocol stacks and resource allocation mechanisms, thereby enhancing communication flexibility without overwhelming system complexity
Solution Approach 2:
The patent creates a universal communication framework where the wireless communication device can operate with multiple types of base stations (e.g., macro base stations, small base stations, remote radio heads) simultaneously through different radio connections. This multi-functional approach allows the same device to adapt to various network configurations and deployment scenarios, improving versatility while maintaining structured management through connection priorities and protocol layering
2Productivity
If a single communication structure is used for wireless communication devices to base stations, then the system structure is simple, but communication efficiency is limited
Solution Approach 1:
The patent segments communication resources into multiple dedicated radio connections, each with its own resource allocation, scheduling, and management mechanisms. This allows parallel data transmission through different base stations, improving overall communication efficiency and throughput while maintaining organized structure through connection-specific protocol stacks and resource management policies
Solution Approach 2:
The patent implements dynamic connection management where the wireless communication device can establish, maintain, modify, or release multiple radio connections based on real-time network conditions, service requirements, and resource availability. The system dynamically adjusts connection priorities, resource allocation, and active connection states to optimize communication efficiency while adapting to changing operational demands
3Adaptability or versatility
If multiple radio connections are established with different base stations, then communication flexibility is improved, but device complexity increases
Solution Approach 1:
The patent divides the device's communication architecture into multiple independent protocol stacks, each dedicated to a specific radio connection with its own base station. This segmentation isolates the complexity of managing multiple connections into modular units, allowing the device to handle each connection independently while maintaining overall coordination through a central management layer that controls connection establishment, resource allocation, and data routing
Solution Approach 2:
The patent introduces a connection management layer that acts as an intermediary between the multiple radio connections and the upper-layer applications. This intermediary coordinates data flow across different connections, manages resource allocation, handles connection state transitions, and provides unified interface to applications, thereby reducing the perceived complexity for both the device and network while enabling flexible multi-connection operation
Data Source
AI summary
A method for establishing multiple radio connections by a user equipment (UE) is described. The method includes receiving a first physical downlink control channel (PDCCH) that includes a first cyclic redundancy check (CRC) scrambled by a first cell radio network temporary identifier (C-RNTI) in a primary radio connection. The method also includes decoding the first PDCCH. The method also includes receiving a second PDCCH that includes a second CRC scrambled by a second C-RNTI in a secondary radio connection. The method also includes decoding the second PDCCH.