{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854525","patent":{"patent_number":"US-9854525","title":"Method and apparatus for performing a handover in an evolved universal terrestrial radio access network","assignee":null,"inventors":[],"filing_date":"2016-11-13T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04J","H04W","H04W","H04W","H04W","H04W","H04W","H04W","H04W"],"num_claims":20,"abstract":"A method and an apparatus for performing a handover in an evolved universal terrestrial radio access network (E-UTRAN) are disclosed. A wireless transmit/receive unit (WTRU) sends a measurement report to a source evolved Node B (eNB), and receives a handover command from the source eNB. The WTRU initiates reception and processing of a primary broadcast channel (P-BCH) at the target cell after receiving the handover command. The WTRU then sends a random access preamble to the target eNB, receives a random access response from the target eNB, and sends a handover complete message to the target eNB. The reception and processing of the P-BCH may be initiated immediately after receiving the handover command or after sending the handover complete message. The WTRU may apply default configuration or source cell configuration in the target cell until a target cell SFN and/or P-BCH information are acquired."},"analysis":{"summary":"The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network patent addresses the critical issue of handover efficiency in mobile networks. The core innovation enables a wireless transmit/receive unit (WTRU) to proactively initiate reception and processing of the primary broadcast channel (P-BCH) at the target cell immediately after receiving a handover command from the source evolved Node B (eNB). This reduces handover latency, minimizing disruptions and dropped connections during cell transitions.\n\nThe problem being solved is the inherent latency in traditional handover processes, which can lead to a degraded user experience, particularly for real-time applications. By optimizing the synchronization process between the WTRU and the target cell, this technology ensures a more seamless transition.\n\nThe key technical approach involves modifications to the WTRU's software and hardware, as well as changes to the signaling protocols used between the WTRU and the eNB. This enables the WTRU to start communicating with the target cell before fully disconnecting from the source cell.\n\nThe business value lies in improved user satisfaction, reduced customer churn, and enhanced network performance. Mobile network operators can leverage this technology to provide a more reliable and seamless mobile experience for their customers, gaining a competitive edge in the market. The market opportunity is significant, as the demand for seamless connectivity continues to grow with the proliferation of mobile devices and data-intensive applications. This patent provides a foundation for future innovations in mobile communication technology, paving the way for enhanced user experiences and new applications.","layman_explanation":"The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network patent focuses on improving how mobile phones switch between cell towers. This process, called a handover, is essential for maintaining a continuous connection as you move around. However, the handover process can sometimes cause dropped calls or interrupted data connections.\n\n**1. What Problem Does This Solve?**\n\nThe main problem this patent addresses is the delay that occurs when your phone switches from one cell tower to another. This delay can result in dropped calls, buffering videos, and other disruptions. Existing solutions often struggle to minimize this delay, especially in densely populated areas where phones frequently switch between towers. The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network aims to make these handovers faster and more seamless, improving the overall user experience.\n\n**2. How Does It Work?**\n\nImagine you're moving from one room to another in your house. Instead of completely leaving one room before entering the next, you start walking into the next room while still partially in the first. This patent works in a similar way. It allows your phone to start connecting to the next cell tower *before* it completely disconnects from the current one. This is achieved by enabling the phone to proactively receive and process information from the target cell tower. This reduces the time it takes to switch over, minimizing any interruption in service. The key is to speed up the process of synchronizing with the new cell tower, ensuring a smooth transition.\n\n**3. Why Does This Matter?**\n\nThis technology matters because it directly improves the quality of your mobile experience. Faster and more seamless handovers mean fewer dropped calls, smoother video streaming, and better overall data connectivity. For businesses, this translates to increased customer satisfaction and reduced customer churn. Mobile network operators can leverage this technology to provide a more reliable and seamless service, gaining a competitive advantage in the market. The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network enhances the value of mobile services, making them more reliable and user-friendly.\n\n**4. What's Next?**\n\nThe future applications of this technology include further optimization of the handover process through the use of artificial intelligence and machine learning. These technologies can be used to predict when a handover is needed and proactively prepare for it, further reducing latency and improving reliability. The market adoption timeline will depend on the willingness of mobile network operators to invest in upgrading their infrastructure. However, the potential ROI is significant, making it a worthwhile investment for those seeking to provide a superior mobile experience.","technical_analysis":"The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network patent presents a significant technical advancement in the field of mobile communication. The core technical architecture revolves around optimizing the handover process in Evolved Universal Terrestrial Radio Access Networks (E-UTRAN). This is achieved by enabling the wireless transmit/receive unit (WTRU) to proactively initiate reception and processing of the primary broadcast channel (P-BCH) at the target cell immediately after receiving the handover command from the source evolved Node B (eNB).\n\nImplementation details involve modifications to the WTRU's software and hardware to support this proactive P-BCH processing. The algorithm specifics focus on minimizing the time required for the WTRU to synchronize with the target cell. This includes optimizing the signaling protocols used between the WTRU and the eNB to reduce latency.\n\nIntegration patterns involve seamless coordination between the source and target eNBs to ensure a smooth transition. This includes sharing relevant configuration information and coordinating handover timing. The performance characteristics of this technology are characterized by reduced handover latency, improved reliability, and lower dropped connection rates.\n\nAt the code level, this technology requires modifications to the WTRU's firmware and the eNB's software. This includes implementing new signaling protocols and optimizing existing algorithms to support the proactive P-BCH processing. The implications for developers are significant, as they need to understand the intricacies of the handover process and the modifications required to implement this technology. The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network has the potential to significantly improve the performance of mobile networks and enhance the user experience.","business_analysis":"The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network patent holds significant business implications for mobile network operators (MNOs) and the broader telecommunications industry. The market opportunity size is substantial, driven by the increasing demand for seamless connectivity and the proliferation of mobile devices and data-intensive applications. The competitive advantages offered by this technology include improved user satisfaction, reduced customer churn, and enhanced network performance.\n\nThe revenue potential lies in increased data usage, reduced operational costs, and the ability to offer premium services with guaranteed quality of service. The business models that can be supported by this technology include subscription-based services, data plans, and value-added services such as video streaming and online gaming.\n\nThe strategic positioning of this technology is focused on providing a more reliable and seamless mobile experience for customers. This can be achieved by partnering with equipment vendors and software developers to integrate this technology into existing network infrastructure. The ROI projections are based on the expected increase in revenue and reduction in operational costs resulting from improved network performance and customer satisfaction. The Method and Apparatus for Performing a Handover in an Evolved Universal Terrestrial Radio Access Network offers a compelling business case for MNOs seeking to enhance their network infrastructure and gain a competitive edge in the market.","faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and apparatus for performing a handover in an evolved universal terrestrial radio access network","description":"A method and an apparatus for performing a handover in an evolved universal terrestrial radio access network (E-UTRAN) are disclosed. A wireless transmit/receive unit (WTRU) sends a measurement report","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854525","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-9854525","citation_suggestion":"Patentable. \"Method and apparatus for performing a handover in an evolved universal terrestrial radio access network\" (US-9854525). https://patentable.app/patents/US-9854525","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854525","json":"https://patentable.app/api/llm-context/US-9854525","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T06:56:28.890Z"}