{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853835","patent":{"patent_number":"US-9853835","title":"System and method of dynamic switching of advanced calling feature in LTE networks","assignee":null,"inventors":[],"filing_date":"2015-10-08T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04L","H04L","H04L","H04W","H04W","H04W","H04W","H04W"],"num_claims":10,"abstract":"A user equipment configured to operate in a Long Term Evolution (LTE) network. The user equipment comprises transceiver circuitry that operates the user equipment in either of two modes, the two modes comprising: i) a first mode in which the transceiver circuitry performs packet data services in the LTE network and performs voice calls in the LTE network using a Voice over LTE (VoLTE) service; and ii) a second mode in which the transceiver circuitry performs packet data services in the LTE network and performs voice calls in a legacy network. The user equipment also comprises a controller that compares a link quality associated with a radio link to the LTE network to at least one threshold value and, in response to the comparison, controls switching the user equipment between the first mode and the second mode. The controller switches the user equipment from the first mode to the second mode if the link quality falls below a first drop threshold value associated with an RSRP value or an SINR value. The controller switches the user equipment from the first mode to the second mode if the link quality falls below the first drop threshold value for more than a drop period of time threshold value."},"analysis":{"summary":"The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks patent presents a system that enhances voice call reliability in LTE networks by dynamically switching between Voice over LTE (VoLTE) and legacy network voice calls based on real-time link quality assessment. The problem being solved is the inconsistent voice call quality experienced in LTE networks due to fluctuating signal strength. The key technical approach involves a controller within the user equipment that continuously monitors the radio link quality, using metrics such as RSRP and SINR, and initiates a handover to a legacy network when the link quality falls below a predefined threshold.\n\nThe business value lies in the improved user experience and reduced customer churn for network operators. By providing a more reliable voice call experience, operators can enhance customer satisfaction and maintain a competitive edge. The market opportunity is significant, as the demand for reliable voice communication continues to grow, especially in areas with inconsistent LTE coverage. This technology can be integrated into existing LTE networks and user equipment, making it a practical and cost-effective solution for improving voice call reliability. The dynamic switching mechanism also optimizes network resource utilization, ensuring that VoLTE is used efficiently when available and that legacy networks are utilized only when necessary. This innovation represents a significant step forward in the evolution of LTE networks, paving the way for more reliable and seamless communication experiences. The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks offers a compelling solution for network operators seeking to enhance voice call reliability and improve user satisfaction in LTE networks. The technology's ability to dynamically adapt to network conditions ensures that voice calls remain connected, even in challenging environments.","layman_explanation":"1. What Problem Does This Solve? The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks addresses the common problem of dropped or poor-quality voice calls on mobile phones when the LTE (4G) signal is weak. Existing solutions often fail to maintain a stable connection, leading to frustrating interruptions during conversations.\n\n2. How Does It Work? This technology acts like a smart switch for your phone calls. It constantly monitors the strength of your phone's connection to the LTE network. If the signal gets too weak, it automatically switches your call to an older, more reliable network like 3G or even 2G. Think of it like having a backup generator that kicks in when the power goes out. The switch happens seamlessly, so you don't even notice it. When the LTE signal improves, the system automatically switches your call back to LTE to take advantage of the faster data speeds and better call quality.\n\n3. Why Does This Matter? This technology matters because it ensures you can have clear, uninterrupted phone calls, even in areas with poor LTE coverage. For businesses, this means employees can stay connected and productive, regardless of their location. It also improves customer satisfaction, as fewer dropped calls lead to a better overall experience. The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks gives a competitive edge to network providers that implement this technology, as they can offer a more reliable service than their competitors.\n\n4. What's Next? This technology could be further developed to incorporate AI-powered network prediction, anticipating signal drops before they happen and proactively switching networks. As 5G networks continue to roll out, a similar system could be implemented to switch between 5G and LTE networks, ensuring seamless connectivity and optimal call quality. This technology is a crucial step towards ubiquitous, reliable mobile communication.","technical_analysis":"The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks patent describes a system for dynamically switching between Voice over LTE (VoLTE) and legacy network voice calls based on real-time link quality assessment. The technical architecture comprises user equipment (UE) with transceiver circuitry capable of operating in two modes: VoLTE mode and legacy mode. The UE also includes a controller that continuously monitors the radio link quality using metrics such as Reference Signal Received Power (RSRP) and Signal-to-Interference-plus-Noise Ratio (SINR).\n\nImplementation details involve setting predefined drop thresholds for RSRP and SINR values. When the link quality falls below these thresholds for a specified duration, the controller initiates a handover of the voice call to the legacy network. The algorithm specifics involve a comparison of the measured RSRP and SINR values against the predefined thresholds. If the values fall below the thresholds for longer than the specified drop period, the handover is triggered. The integration patterns involve seamless switching between the LTE and legacy networks, minimizing interruption to the user. This requires synchronization of the call state between the two networks.\n\nPerformance characteristics depend on the accuracy of the RSRP and SINR measurements, the calibration of the drop thresholds, and the efficiency of the handover mechanism. Code-level implications involve implementing the controller logic, the RSRP/SINR measurement module, and the handover mechanism within the UE firmware. This requires careful optimization to minimize power consumption and ensure real-time performance. The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks offers a practical solution for enhancing voice call reliability in LTE networks. The technology's ability to dynamically adapt to network conditions ensures that voice calls remain connected, even in challenging environments. The performance of the system depends on the accuracy of the signal measurements and the efficiency of the handover mechanism.","business_analysis":"The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks patent presents a significant business opportunity for network operators and user equipment manufacturers. The market opportunity size is substantial, as the demand for reliable voice communication continues to grow, especially in areas with inconsistent LTE coverage. Competitive advantages include improved user experience, reduced customer churn, and optimized network resource utilization. The revenue potential lies in increased customer satisfaction, higher retention rates, and potential for premium service offerings. The business model can involve licensing the technology to user equipment manufacturers or integrating it directly into network infrastructure.\n\nStrategic positioning involves differentiating network services based on superior voice call reliability. This can attract and retain customers in competitive markets. ROI projections indicate a positive return on investment due to reduced customer churn and increased revenue from premium services. The System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks offers a compelling value proposition for network operators and user equipment manufacturers. The technology's ability to dynamically adapt to network conditions ensures that voice calls remain connected, even in challenging environments. The market opportunity is significant, and the competitive advantages are substantial. The business model can be flexible and can involve licensing or direct integration into network infrastructure.","faqs":null,"topics":["LTE dynamic switching","VoLTE handover","voice call reliability","mobile network optimization","patent","system","method","dynamic"],"tech_cluster":null},"seo":{"title":"Dynamic LTE Call Switching - Patent US-9853835","description":"Discover how the System and Method of Dynamic Switching of Advanced Calling Feature in Lte Networks enhances voice call reliability in LTE networks. Full patent analysis and claims.","keywords":["LTE dynamic switching","VoLTE handover","voice call reliability","mobile network optimization","patent","patent US-9853835"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853835","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9853835","citation_suggestion":"Patentable. \"System and method of dynamic switching of advanced calling feature in LTE networks\" (US-9853835). https://patentable.app/patents/US-9853835","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853835","json":"https://patentable.app/api/llm-context/US-9853835","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T14:58:10.912Z"}