Cellular Capability Extension to Non-Cellular Devices via Wireless Links
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Solution Overview
Problem
Users with wireless devices lacking cellular communication capability cannot utilize the cellular communication capabilities of other devices, leading to inconvenience when a cellular device is not readily available.
Innovation Solution
A wireless user equipment (UE) device with cellular communication capability extends its cellular communication to other devices through local wireless connections or wide area networks, enabling call forwarding and data transmission via a server or direct IP link.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a user possesses multiple wireless devices with different communication capabilities, then device versatility and user convenience are improved, but the ability to utilize cellular communication on non-cellular devices deteriorates
Solution Approach 1:
The patent enables a cellular-capable device to share its cellular communication capabilities with non-cellular devices through wireless connections. The cellular device acts as a gateway, allowing tablets, media players, and other wireless devices without native cellular capability to place and receive calls, send texts, and access cellular network services. This multi-functional approach resolves the contradiction by making cellular communication universally accessible across different device types.
Solution Approach 2:
The cellular-capable device serves as an intermediary between the cellular network and non-cellular devices. It establishes wireless connections (via Wi-Fi, Bluetooth, or other protocols) with non-cellular devices and relays communication signals between them and the cellular network. This mediator role enables non-cellular devices to access cellular services without requiring native cellular hardware, thus improving ease of operation while maintaining device versatility.
2Ease of operation
If cellular communication capability is extended to additional devices through wireless connections, then ease of operation is improved, but device complexity and system resource requirements worsen
Solution Approach 1:
The patent segments the cellular communication functionality into separate modular components that can be selectively activated. The cellular-capable device maintains its native cellular stack while adding optional wireless communication stacks (Wi-Fi, Bluetooth) for extending connectivity. This segmentation allows the system to handle multiple communication protocols independently, reducing overall complexity by only activating the necessary communication pathways rather than maintaining all possible connections simultaneously.
Solution Approach 2:
The system dynamically manages communication connections based on device availability, network conditions, and user needs. The cellular-capable device can establish and terminate wireless connections with non-cellular devices as needed, adjusting its communication behavior in real-time. This dynamic approach reduces system complexity by only maintaining active connections when necessary, rather than perpetually managing all possible device connections.
3Ease of operation
If call forwarding and data transmission are enabled between devices, then communication convenience is improved, but power consumption increases
Solution Approach 1:
The patent implements periodic polling and connection management where the cellular-capable device checks for incoming calls and messages at intervals rather than continuously monitoring all connected non-cellular devices. When a non-cellular device needs to make or receive a call, the system establishes connections only during these periodic check intervals. This periodic action significantly reduces power consumption compared to continuous monitoring while still maintaining communication convenience.
Solution Approach 2:
The system automatically manages connection establishment and termination based on communication needs without requiring constant user intervention. When an incoming call or message is detected, the system self-service manages the wireless connection between the cellular device and the appropriate non-cellular device, transfers the communication, and then terminates the connection. This self-service approach minimizes unnecessary connection maintenance and reduces overall power consumption while preserving communication convenience.
Data Source
AI summary
Extending cellular telecommunication service from a first UE to another device. The first UE may register for cellular telecommunication service with a cellular network using a first cellular service account, using a cellular communication link via a cellular radio. A second device may be discovered and a communication link may be established between the first UE and the second device. The second device may be registered to use cellular telecommunication capability provided by the first UE. Communications between the second device and the cellular network may be conveyed via the communication link between the first UE and the second device and the cellular communication link. Conveying communications between the second device and the cellular network may provide use of the first cellular service account for cellular telecommunication service to the second device.