Smartphone Preferential Femtocell Communication
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Solution Overview
Problem
Wireless communications systems face limitations in bandwidth, leading to challenges in effectively transmitting voice, data, and multimedia content, prompting the use of access points like femtocells to alleviate base station load and provide additional capacity.
Innovation Solution
Implementing preferential wireless communications methods that prioritize communication with access points installed in residences or offices over base stations, using identity-based authentication and key exchange to manage communications, and employing non-cyclostationary waveforms to enhance privacy and minimize interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If wireless communications systems use base stations for voice, data and multimedia communications, then communication coverage and capacity are provided, but available bandwidth limits the ability to effectively transmit content and base station load increases
Solution Approach 1:
The patent divides the wireless communication network into base stations and femtocell access points. The femtocell segments the network to provide localized high-capacity communication within residences or offices, effectively splitting the load from base stations and enabling additional communication capacity without requiring more base station bandwidth.
Solution Approach 2:
The patent introduces a new dimension to the communication architecture by deploying femtocell access points within indoor environments (residences and offices). This creates an additional spatial dimension for communication capacity, allowing users to connect through nearby femtocells rather than relying solely on base station coverage, thereby expanding effective bandwidth availability.
2Productivity
If femtocell access points are deployed to provide additional capacity and relieve base station load, then communication capacity increases, but network complexity and device management complexity increase
Solution Approach 1:
The patent implements self-service mechanisms where mobile devices automatically perform femtocell discovery, authentication, and connection establishment. The device autonomously determines when to connect to a femtocell versus a base station, and handles identity-based authentication with the femtocell access point, eliminating the need for manual network configuration and reducing overall system complexity.
Solution Approach 2:
The patent employs feedback mechanisms where the mobile device continuously monitors signal conditions and femtocell availability, automatically switching between base station and femtocell connections based on proximity and network status. This dynamic feedback loop simplifies network management by enabling adaptive, real-time optimization without complex centralized control.
3Productivity
If preferential communication with access points is implemented, then bandwidth usage is optimized and base station load is reduced, but communication reliability may be affected if access point coverage is limited
Solution Approach 1:
The patent implements dynamic connection management where the mobile device continuously adapts its communication path between base station and femtocell based on real-time conditions. The device can dynamically switch between access points and base stations, adjusting connection preferences based on proximity, signal quality, and network status, ensuring reliable communication regardless of femtocell coverage limitations.
Solution Approach 2:
The patent prepares for potential communication disruptions by maintaining the ability to switch between femtocell and base station connections. The system cushions against reliability issues by having pre-configured fallback options, where if a femtocell becomes unavailable or signal degrades, the device can seamlessly transition to base station communication, ensuring continuous service.
Data Source
AI summary
Embodiments of inventive concepts are provided wherein a mobile device, such as a smartphone, may be configured to communicate with a base station, using a first mode, and to communicate with an access point using a second mode that comprises a level of security exceeding that of the first mode. The second mode communications between the mobile device and the access point are conducted over a short-range wireless link responsive to an identity of the mobile device and/or responsive to a biometric data being provided by a user of the mobile device. Such second mode wireless communications may include data relating to a financial transaction and/or other data that may require an increased level of privacy and/or security.