{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9854543","patent":{"patent_number":"US-9854543","title":"Carrier aggregation with power headroom report","assignee":null,"inventors":[],"filing_date":"2016-05-09T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04W","H04L","H04W","H04W","H04W","H04W"],"num_claims":10,"abstract":"Methods, apparatuses, and software can be used for providing power headroom reporting in a telecommunication system. A method can include configuring a user equipment to send a power headroom report control element in uplink, wherein the power headroom report control element includes a bitmap indicating which power headroom reports are being reported. The method can further include receiving the power headroom report control element from the user equipment. The method additionally can include processing the received power headroom report control element based on the configuration of the user equipment."},"analysis":{"summary":"The Carrier Aggregation with Power Headroom Report patent introduces a novel method for optimizing power management in telecommunication systems, particularly in carrier aggregation scenarios. The core innovation lies in configuring user equipment to send a power headroom report control element in the uplink, which includes a bitmap indicating which power headroom reports are being reported. This approach solves the problem of inefficient power allocation, which can lead to reduced data rates, increased interference, and poor overall network performance. By providing accurate power headroom reporting, the system enables the base station to make informed decisions about resource allocation, ensuring that UEs are not over-allocated or under-allocated resources. This technology offers significant business value by improving network efficiency, enhancing user experience, and reducing operational costs. The market opportunity for this innovation is substantial, as the demand for wireless data continues to grow and networks need to meet the evolving needs of users and applications. The potential applications range from mobile broadband services to industrial IoT applications, making this a versatile and valuable technology for the future of wireless communication.","layman_explanation":"The Carrier Aggregation with Power Headroom Report patent addresses a significant challenge in modern wireless communication: how to efficiently manage power when your phone or other device is using multiple connections simultaneously to increase data speed. This is similar to having multiple lanes on a highway – more lanes mean more cars can travel at the same time. However, managing these connections efficiently, especially in terms of power usage, is complex.\n\n**1. What Problem Does This Solve?**\nWhen your phone uses multiple connections (like multiple lanes on a highway), it needs to manage its power carefully. If it doesn't, some connections might use too much power, leading to reduced battery life, slower speeds, or even dropped connections. Existing solutions often fall short because they don't provide a detailed, real-time view of how much power each connection is using and how much power the device has available.\n\n**2. How Does It Work?**\nThis technology works by allowing your phone to report its 'power headroom' to the network. Think of 'power headroom' as the amount of spare battery capacity your phone has while using these connections. The phone sends a message to the network indicating how much power it has left for each connection. The network then uses this information to allocate resources more efficiently. It's like a traffic controller adjusting the flow of cars in each lane based on how full each lane is.\n\n**3. Why Does This Matter?**\nThis matters because it can significantly improve the performance and efficiency of wireless networks. By optimizing power allocation, the network can support more users, deliver faster data speeds, and reduce battery drain on your device. This technology can also lead to more reliable connections and a better overall user experience. The market impact is potentially huge, as it can be applied to various wireless technologies, including 5G, and can benefit both consumers and businesses.\n\n**4. What's Next?**\nFuture applications of this technology could include even more sophisticated power management techniques, such as predicting future power needs and dynamically adjusting resource allocation based on those predictions. We can expect to see wider adoption of this technology as wireless networks continue to evolve and become more complex. Investment implications are positive, as this technology has the potential to generate significant returns for companies involved in wireless communication and network infrastructure.","technical_analysis":"The Carrier Aggregation with Power Headroom Report patent presents a detailed technical approach to enhance power management in wireless communication systems, especially those utilizing carrier aggregation. The system architecture involves configuring user equipment (UE) to transmit a power headroom report (PHR) control element via the uplink channel. This PHR control element contains a bitmap that specifies which power headroom reports are being sent. This is crucial for granular power management, as it allows the base station (eNodeB) to understand the power capabilities and requirements of each UE on a per-carrier basis.\n\nImplementation-wise, the UE calculates its power headroom for each carrier it's using. The power headroom is the difference between the UE's maximum transmit power and its actual transmit power. This calculation is influenced by several factors, including modulation and coding scheme (MCS), resource block allocation, and path loss. The UE then constructs the PHR control element, embedding the bitmap and the corresponding power headroom values. The eNodeB receives this report and processes it based on the UE's configuration. This configuration is typically established during the radio resource control (RRC) connection setup.\n\nThe algorithm employed by the eNodeB to interpret the PHR involves decoding the bitmap to identify which carriers have reported power headroom. For each reported carrier, the eNodeB extracts the power headroom value and uses it to adjust resource allocation. If a UE reports a high power headroom, the eNodeB may allocate more resources to that UE, increasing its data throughput. Conversely, if a UE reports a low power headroom, the eNodeB may reduce the resource allocation to prevent the UE from exceeding its power limits, which could cause interference or dropped connections.\n\nThe integration of this system into existing wireless networks requires careful consideration of the RRC signaling and the scheduling algorithms used by the eNodeB. The performance characteristics of the system are influenced by the accuracy of the power headroom reports and the responsiveness of the eNodeB's scheduling algorithm. Code-level implications involve modifications to the UE's firmware to support the PHR reporting and adjustments to the eNodeB's software to process the reports and make informed resource allocation decisions.","business_analysis":"The Carrier Aggregation with Power Headroom Report patent addresses a critical need in the telecommunications industry: efficient power management in wireless networks. The market opportunity for this technology is substantial, driven by the increasing demand for mobile data and the proliferation of 5G networks. As more devices connect to wireless networks and consume bandwidth-intensive applications, network operators face the challenge of maximizing network capacity while minimizing power consumption.\n\nThis technology offers several competitive advantages. Firstly, it improves network efficiency by optimizing power allocation, allowing network operators to support more users and higher data rates. Secondly, it enhances user experience by reducing dropped connections and improving data throughput. Thirdly, it reduces operational costs by minimizing power consumption and optimizing resource utilization. The revenue potential for this technology is significant, as network operators can leverage it to improve network performance, attract more subscribers, and offer new services.\n\nThe business models for this technology include licensing the patent to network equipment vendors, integrating it into network management software, and offering it as a service to network operators. The strategic positioning of this technology is to be a key enabler of efficient power management in wireless networks, allowing network operators to meet the growing demands of users and applications. ROI projections for this technology are highly attractive, as the benefits of improved network efficiency, enhanced user experience, and reduced operational costs can lead to significant revenue gains and cost savings.","faqs":null,"topics":["carrier aggregation","power headroom report","wireless communication","network efficiency","resource allocation","carrier","aggregation","power"],"tech_cluster":null},"seo":{"title":"Carrier Aggregation Power - Patent US-9854543","description":"Optimize wireless networks with Carrier Aggregation with Power Headroom Report. Discover how this patent improves power allocation, reduces interference, and enhances user experience.","keywords":["carrier aggregation","power headroom report","wireless communication","network efficiency","resource allocation","5G technology","patent","patent US-9854543"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9854543","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-9854543","citation_suggestion":"Patentable. \"Carrier aggregation with power headroom report\" (US-9854543). https://patentable.app/patents/US-9854543","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9854543","json":"https://patentable.app/api/llm-context/US-9854543","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T02:18:04.049Z"}