{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9852715","patent":{"patent_number":"US-9852715","title":"Electronic paper display apparatus","assignee":null,"inventors":[],"filing_date":"2017-04-28T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["G09G","G01S","G01S","G01S","G06F","G06F","G06F","G06F","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G","G09G"],"num_claims":17,"abstract":"An electronic paper display apparatus comprises an electronic paper display unit, a control unit electrically connected to the electronic paper display unit and including a power-level detection circuit, a storage unit at least storing an identification/alert information and electrically connected to the control unit, a wireless communication module and a power unit. The wireless communication module is electrically connected to the control unit and includes a satellite positioning receiving unit, which receives a current satellite positioning signal of the electronic paper display apparatus. The power unit is at least electrically connected to the power-level detection circuit of the control unit. When a power of the power unit is greater than or equal to a first power threshold and less than or equal to a second power threshold, the control unit loads the identification/alert information and a satellite positioning information in the storage unit into the electronic paper display unit."},"analysis":{"summary":"The **Electronic Paper Display Apparatus** patent (US-9852715) introduces a groundbreaking system designed to provide critical information display and location awareness in power-constrained environments. Its core innovation lies in the intelligent activation of an electronic paper display (EPD) unit under specific power conditions.\n\nThe problem this technology solves is the inability of conventional devices to maintain critical information visibility when their power sources are critically low or unreliable. Traditional active displays consume significant power, quickly rendering devices useless in such scenarios, leaving users or systems without vital identification, alert, or location data.\n\nTechnically, this apparatus comprises an EPD unit, a control unit with an integrated power-level detection circuit, a storage unit for identification/alert information, a wireless communication module featuring a satellite positioning receiving unit, and a power unit. The control unit continuously monitors the power unit's charge. Crucially, when the power level is detected to be within a specific, predetermined range (greater than or equal to a first threshold and less than or equal to a second threshold), the control unit autonomously loads the stored identification/alert information and the current satellite positioning data onto the EPD unit. This ensures that essential data is displayed precisely when the device is nearing critical power, maximizing the utility of its remaining energy.\n\nFrom a business perspective, this invention offers significant value across multiple sectors. It enables the creation of highly resilient asset tracking devices that can provide location data even when primary power is compromised. It's invaluable for emergency communication systems, allowing critical alerts and precise coordinates to be displayed for extended periods. The low-power, persistent nature of the EPD, combined with intelligent activation and integrated GPS, offers a competitive advantage in markets requiring durable, self-sufficient information display. This could lead to new business models for remote monitoring, safety equipment, and logistics.\n\nThe market opportunity is substantial in areas like industrial IoT, maritime logistics, disaster relief, and military applications, where reliable, low-power data visibility is paramount. This technology could also find applications in smart city infrastructure for displaying emergency information or in consumer devices for enhanced safety features, positioning it as a pivotal development in the evolution of smart, resilient display solutions.","layman_explanation":"### What Problem Does This Solve?\n\nImagine you have a critical piece of equipment – maybe a valuable shipping container, a remote sensor in a harsh environment, or an emergency beacon for field workers. A common business challenge is ensuring that vital information about this asset, such as its identity, status alerts, or current location, remains accessible even when its power source is running critically low. Traditional digital screens (like those on your phone or laptop) consume a lot of energy. When their battery gets low, they simply shut down, taking all that crucial information with them. This 'information blackout' can lead to significant operational delays, increased risk of asset loss, and slower emergency response times, costing businesses money and potentially lives. This patent addresses this fundamental issue of maintaining critical data visibility under power duress.\n\n### How Does It Work?\n\nThe **Electronic Paper Display Apparatus** offers an ingenious solution. Think of it like a smart, energy-saving digital label that also knows where it is. At its heart, it uses an electronic paper display (EPD), similar to what you find in e-readers. These screens are remarkable because once they show an image, they don't need any power to keep that image visible – it just stays there, like ink on paper. This device pairs this EPD with a clever control system.\n\nThis control system has a special 'battery watch' circuit. Instead of just turning off when the battery is low, this system is programmed to act intelligently. When it detects that the battery is in a specific 'low but not dead' zone (say, between 5% and 15% charge), it springs into action. It retrieves pre-stored identification details (like 'Asset ID: 12345') and any urgent alert messages ('Warning: Temperature High'). Crucially, it also taps into a built-in satellite positioning unit (like GPS) to get its exact current location. All this vital information – ID, alert, and precise location – is then automatically loaded and displayed onto the super-efficient e-paper screen. Because it's e-paper, this information stays visible for a very long time, even if the battery runs out completely shortly after, ensuring critical data is literally 'always on' when it matters most.\n\n### Why Does This Matter?\n\nThis invention matters because it creates new possibilities for reliability and efficiency in environments where power is a constant concern. For businesses, it translates into:\n*   **Enhanced Asset Recovery:** If a valuable asset is lost or goes offline, this technology makes it easier and faster to locate, reducing recovery costs and minimizing downtime.\n*   **Improved Safety:** In emergency situations, a device that can autonomously display critical location and alert information significantly enhances the safety of personnel and the effectiveness of rescue operations.\n*   **Extended Operational Life:** By intelligently using power only when needed for display updates, devices can operate for much longer on a single charge, reducing maintenance costs and increasing deployment flexibility.\n*   **Competitive Advantage:** Companies adopting this technology can offer products with a unique blend of resilience, power efficiency, and autonomous functionality, differentiating themselves in crowded markets like IoT and logistics. This could open new revenue streams by enabling new types of critical monitoring solutions.\n\n### What's Next?\n\nThe future applications for this technology are vast. We could see its integration into next-generation smart logistics tags, self-sufficient emergency beacons for remote workers, or even critical information panels for disaster relief efforts that operate without external power for extended periods. As the demand for robust, off-grid solutions grows, this approach to persistent, location-aware information display will become increasingly vital. It represents a significant step towards creating more resilient and intelligent infrastructure, offering compelling investment implications for those looking to capitalize on the convergence of low-power electronics, satellite communication, and critical data display.","technical_analysis":"The **Electronic Paper Display Apparatus** patent (US-9852715) describes a sophisticated system for delivering critical information in power-constrained environments, leveraging the unique properties of electronic paper display (EPD) technology. The technical architecture is centered around intelligent power management and autonomous location awareness.\n\n**System Architecture:**\nAt its core, the apparatus consists of five main functional blocks: an Electronic Paper Display (EPD) unit, a Control Unit, a Storage Unit, a Wireless Communication Module, and a Power Unit.\n\n1.  **Electronic Paper Display (EPD) Unit:** This is the primary human-machine interface. EPDs are chosen for their bistability, meaning they retain an image without consuming power after it has been rendered. This characteristic is fundamental to the invention's low-power operation for displaying persistent information.\n2.  **Control Unit:** This serves as the central processing and decision-making component. It is electrically connected to all other units. A crucial sub-component within the control unit is the **Power-Level Detection Circuit**. This circuit continuously monitors the voltage or charge level of the Power Unit.\n3.  **Storage Unit:** Electrically connected to the Control Unit, this unit stores pre-defined 'identification/alert information.' This could include static data such as device serial numbers, asset IDs, emergency contact details, or pre-programmed alert messages.\n4.  **Wireless Communication Module:** This module is also electrically connected to the Control Unit. Its key feature is the **Satellite Positioning Receiving Unit** (e.g., GPS receiver). This unit is responsible for acquiring current satellite positioning signals to determine the apparatus's real-time geographic coordinates.\n5.  **Power Unit:** This supplies electrical energy to the entire apparatus. It is directly connected to the Power-Level Detection Circuit within the Control Unit.\n\n**Implementation Details and Algorithm Specifics:**\n1.  **Power Monitoring:** The Power-Level Detection Circuit continuously measures the power unit's state. It is configured with two critical thresholds: a 'first power threshold' (lower bound) and a 'second power threshold' (upper bound).\n2.  **Conditional Activation Logic:** The core algorithm dictates that the Control Unit initiates the display process ONLY when the Power Unit's detected power level is simultaneously *greater than or equal to the first power threshold* AND *less than or equal to the second power threshold*. This creates a specific 'critical power window' for activation. This is a key innovation, as it prevents continuous power drain from the EPD (which, while low, is not zero during refresh) and ensures that critical information is displayed when the device is still functional but nearing critical power, rather than being completely dead.\n3.  **Data Loading and Display:** Once the power condition is met, the Control Unit performs two main actions:\n    *   It retrieves the stored identification/alert information from the Storage Unit.\n    *   It communicates with the Satellite Positioning Receiving Unit to obtain the current satellite positioning information.\n    *   It then loads this combined identification/alert and positioning data into the Electronic Paper Display Unit for rendering.\n\n**Performance Characteristics and Integration Patterns:**\n*   **Ultra-Low Power Consumption:** By utilizing an EPD and employing conditional activation, this apparatus achieves significantly lower average power consumption compared to devices with continuously active displays. The power-hungry GPS receiver is likely activated only during the critical power window or on demand, further conserving energy.\n*   **Information Persistence:** The bistable nature of the EPD ensures that once the critical information is displayed, it remains visible without any further power draw until a new image is rendered or the device is completely discharged.\n*   **Autonomous Location:** The integrated satellite positioning unit provides self-contained location awareness, independent of cellular networks, making it ideal for remote or off-grid applications.\n*   **Robustness:** The EPD technology is typically more robust and readable in direct sunlight than LCDs, enhancing its utility in outdoor and challenging environments.\n\n**Code-Level Implications:**\nFirmware for the control unit would involve:\n*   An analog-to-digital converter (ADC) interface for the power-level detection circuit.\n*   Interrupt-driven or polled monitoring of the power level.\n*   Logic gates to implement the `(power >= threshold1 AND power <= threshold2)` condition.\n*   SPI/I2C drivers for the EPD unit to send display commands and pixel data.\n*   NVM (Non-Volatile Memory) access routines for the Storage Unit.\n*   UART/SPI communication protocols for interfacing with the Satellite Positioning Receiving Unit (e.g., NMEA parsing).\n*   A power management unit (PMU) to intelligently gate power to components like the GPS receiver, activating it only when necessary.\n\nThis technical approach ensures maximum operational longevity for critical functions, making the Electronic Paper Display Apparatus a highly resilient and efficient solution for specialized information display needs.","business_analysis":"The **Electronic Paper Display Apparatus** patent presents a compelling business opportunity by addressing critical gaps in reliable information delivery, especially within power-constrained and remote environments. This innovation is not merely a technical curiosity but a strategic enabler for industries grappling with asset visibility, emergency preparedness, and efficient data access.\n\n**Market Opportunity Size:** The target market for this technology is substantial and growing, encompassing segments within the Internet of Things (IoT), industrial IoT (IIoT), logistics, emergency services, defense, and remote infrastructure monitoring. The global e-paper display market itself is projected to reach billions, and devices incorporating intelligent power management and location awareness will capture a significant premium within this. Specifically, the market for asset tracking solutions, emergency communication devices, and ruggedized displays for field operations represents a multi-billion dollar opportunity where this apparatus can offer a distinct advantage.\n\n**Competitive Advantages:**\n1.  **Unique Power Efficiency & Persistence:** Unlike traditional active displays (LCD, OLED) that are power-hungry, this technology leverages e-paper's bistable nature, ensuring information remains visible without continuous power. The intelligent activation only under specific low-power conditions extends operational life significantly, a critical differentiator.\n2.  **Autonomous Location Awareness:** The integrated satellite positioning unit provides independent, real-time location data, removing reliance on cellular networks. This is a massive advantage in remote or disaster-stricken areas where network coverage is absent or compromised.\n3.  **Critical Information Prioritization:** The system's logic to display specific identification/alert information and location data during a critical power window ensures that the most vital data is always accessible when a device is at its most vulnerable. This proactive approach to data delivery sets it apart.\n4.  **Robustness & Readability:** E-paper displays are generally more durable and offer superior readability in direct sunlight compared to emissive displays, making them ideal for outdoor and industrial applications.\n\n**Revenue Potential and Business Models:**\nRevenue streams could be generated through:\n*   **Component Sales:** Licensing the patented technology to manufacturers of asset trackers, specialized sensors, emergency beacons, and industrial IoT devices.\n*   **Integrated Solutions:** Developing and selling complete, ruggedized devices incorporating this apparatus for specific verticals (e.g., 'Smart Cargo Tags,' 'Emergency Worker Beacons').\n*   **Service Subscriptions:** For solutions requiring cloud integration for asset management or emergency response platforms, a recurring subscription model for data monitoring and alert services could be highly lucrative.\n*   **Custom Development:** Offering tailored solutions for defense, aerospace, or critical infrastructure projects that require highly specialized, resilient display systems.\n\n**Strategic Positioning:** This patent positions its implementers as leaders in resilient, low-power HMI and IoT solutions. It fills a crucial niche where 'always-on' critical information, combined with long battery life and autonomous location, is paramount. Companies adopting this technology can differentiate their products by offering unparalleled reliability and operational longevity in challenging environments. It allows for a strategic pivot towards 'survival-critical' electronics, where functionality under duress is the primary value proposition.\n\n**ROI Projections:** The return on investment for deploying solutions based on this technology can be substantial. For logistics, it translates to reduced loss of high-value assets, faster recovery times, and lower insurance premiums. In emergency services, it means enhanced safety for personnel and more efficient response coordination. For remote monitoring, it reduces maintenance cycles and ensures continuous data visibility, minimizing downtime and operational costs. The extended operational life reduces battery replacement frequency and overall total cost of ownership (TCO) for deployed devices, providing a clear economic incentive for adoption.","faqs":[{"answer":"The **Electronic Paper Display Apparatus** (US-9852715) is a patented invention describing an advanced electronic paper display system designed to deliver critical information, including identification, alert messages, and satellite positioning data, especially when the device's power unit is operating at low levels.\n\nThis apparatus combines an energy-efficient electronic paper display (EPD) unit with a sophisticated control unit that intelligently monitors its power source. It ensures that vital data remains visible and accessible during critical power conditions, unlike traditional displays that would simply turn off.\n\nIts core purpose is to provide persistent, location-aware information in scenarios where continuous power or network connectivity cannot be guaranteed, making it invaluable for applications requiring high reliability and operational longevity.\n\nEssentially, it's a smart display system that prioritizes and displays crucial information precisely when a device is most vulnerable due to diminishing power reserves. This extends the window of critical data availability significantly.","question":"What is Electronic Paper Display Apparatus?"},{"answer":"The **Electronic Paper Display Apparatus** operates on an intelligent, conditional activation principle. It comprises an electronic paper display (EPD) unit, a control unit with a power-level detection circuit, a storage unit for identification/alert information, a wireless communication module with a satellite positioning receiving unit, and a power unit.\n\nHere's the step-by-step process:\n1.  **Power Monitoring:** The control unit's power-level detection circuit continuously monitors the charge of the power unit.\n2.  **Conditional Activation:** The crucial innovation occurs when the power unit's charge falls within a specific, predetermined range—greater than or equal to a 'first power threshold' and less than or equal to a 'second power threshold.' This ensures activation when power is low but still sufficient for operation.\n3.  **Data Retrieval:** Once this power condition is met, the control unit retrieves stored identification/alert information from the storage unit and obtains the current satellite positioning (GPS) information from the wireless communication module.\n4.  **Information Display:** This consolidated data (ID, alert, and location) is then loaded and displayed onto the electronic paper display unit. Since EPDs are bistable, this information remains visible without further power consumption, even if the device completely loses power afterward.\n\nThis intelligent system ensures that critical data is made available precisely when the device is nearing power depletion, maximizing the utility of its remaining energy for vital communication.","question":"How does Electronic Paper Display Apparatus work?"},{"answer":"The **Electronic Paper Display Apparatus** solves the critical problem of information loss and inaccessibility in power-constrained or remote environments. Traditional display technologies and communication methods often fail when devices run out of power or lose network connectivity, leaving users or systems without vital data.\n\nSpecifically, it addresses:\n1.  **Loss of Critical Data:** When conventional devices run low on battery, their screens go blank, and all information—including identification, alerts, or location—becomes unavailable. This patent ensures that critical data persists.\n2.  **Reliance on Continuous Power:** Active displays demand constant power, making them unsuitable for long-duration, off-grid applications. This invention leverages low-power e-paper and intelligent activation to extend operational life.\n3.  **Lack of Autonomous Location:** Many devices rely on cellular or Wi-Fi for location. This apparatus integrates a satellite positioning unit, providing independent location data even in areas without network coverage.\n\nBy providing a resilient, self-sufficient system for displaying essential, location-aware information during critical power states, this technology mitigates risks associated with asset loss, delayed emergency response, and operational inefficiencies in challenging environments.","question":"What problem does Electronic Paper Display Apparatus solve?"},{"answer":"The patent for **Electronic Paper Display Apparatus**, US-9852715, lists no specific inventors or assignee in the provided data. Patents are typically assigned to companies or institutions, and inventors are the individuals who conceived the invention. Without this information in the provided patent data, the specific individuals or entity responsible for its creation cannot be identified.\n\nOften, in the full patent document, the 'Assignee' field would indicate the company or organization that owns the patent rights, and the 'Inventors' field would list the individuals credited with the invention. These details are crucial for understanding the origin and ownership of the intellectual property.\n\nHowever, the absence of this information in the provided abstract does not diminish the technical innovation and potential impact of the Electronic Paper Display Apparatus itself.","question":"Who invented Electronic Paper Display Apparatus?"},{"answer":"The **Electronic Paper Display Apparatus** offers several key benefits that make it a compelling innovation for various industries:\n\n1.  **Enhanced Information Resilience:** It ensures that critical identification, alert, and location information remains visible even when a device's power is critically low. This 'always-on' capability during duress is a significant advantage over traditional systems.\n2.  **Ultra-Low Power Consumption:** By utilizing an electronic paper display (EPD) and intelligently activating it only during specific power thresholds, the apparatus dramatically reduces overall power consumption, extending device operational life significantly.\n3.  **Autonomous Location Awareness:** The integrated satellite positioning receiving unit provides real-time geographic coordinates independently of cellular or Wi-Fi networks, making it ideal for remote or network-deprived environments.\n4.  **Persistent Data Display:** Once information is rendered on the EPD, it remains visible without drawing further power, ensuring critical data can be accessed for extended periods, even after complete power depletion.\n5.  **Improved Safety and Efficiency:** For applications like asset tracking or emergency services, immediate visual access to vital data accelerates response times, reduces asset loss, and enhances personnel safety.\n\nThese benefits collectively position the Electronic Paper Display Apparatus as a highly reliable and efficient solution for critical information delivery in challenging operational contexts.","question":"What are the key benefits of Electronic Paper Display Apparatus?"},{"answer":"The **Electronic Paper Display Apparatus** differentiates itself from prior art through its unique combination of intelligent power management, autonomous location awareness, and persistent display for critical information.\n\nUnlike traditional active displays (LCD, OLED) that are power-hungry and go blank upon power loss, this apparatus uses an electronic paper display (EPD) which is bistable, meaning it retains an image without continuous power. Its key distinction, however, is the *conditional activation*: it specifically triggers the display of vital data (ID, alert, GPS) only when its power unit is within a defined low-power range. This is more sophisticated than simple low-battery warnings or continuous operation.\n\nFurthermore, many prior art asset trackers or display systems either lack a local visual interface or rely on external networks for location data. The Electronic Paper Display Apparatus integrates a satellite positioning receiving unit directly, providing self-contained, real-time location information directly on the device, independent of external network availability.\n\nThis intelligent approach ensures that critical, consolidated information is always accessible precisely when the device is most vulnerable, a capability that sets it apart from existing solutions that often make compromises between power efficiency, information persistence, and autonomous functionality.","question":"How is Electronic Paper Display Apparatus different from prior art?"},{"answer":"The **Electronic Paper Display Apparatus** is poised to significantly impact several industries that require resilient, low-power, and location-aware information display:\n\n1.  **Logistics and Asset Tracking:** For high-value cargo, shipping containers, and remote equipment, this technology can provide persistent identification and real-time location even when power is compromised, reducing losses and improving recovery efforts.\n2.  **Emergency Services and Disaster Relief:** It can enhance safety for first responders and facilitate aid efforts by providing critical alerts, identification, and precise coordinates on emergency beacons or equipment, especially in areas without communication infrastructure.\n3.  **Industrial IoT (IIoT) and Remote Monitoring:** Sensors and devices deployed in harsh or isolated environments (e.g., pipelines, environmental monitoring stations) can use this apparatus to display critical status updates or fault information and their location, even after primary power failure.\n4.  **Defense and Military:** For tactical equipment or personnel tracking, the ability to display vital information autonomously and resiliently under extreme conditions is invaluable.\n5.  **Smart Infrastructure:** It could be used for critical signage or information panels that provide emergency instructions or public service announcements during power outages, operating independently for extended periods.\n\nEssentially, any sector where reliable information access is paramount, especially when power is scarce or connectivity is unreliable, stands to benefit from the unique capabilities of this invention.","question":"What industries will Electronic Paper Display Apparatus impact?"},{"answer":"The **Electronic Paper Display Apparatus** patent, identified as US-9852715, has specific dates associated with its lifecycle:\n\n*   **Filing Date:** The patent application was originally filed on **2017-04-28**. This is the date when the patent application was submitted to the patent office, marking the beginning of the examination process.\n*   **Publication Date:** The patent was subsequently published on **2017-12-26**. This is typically the date when the patent document becomes publicly accessible, allowing others to review its details, claims, and scope.\n\nThese dates are important for understanding the timeline of the invention's development and its entry into the public domain. The publication date, in particular, signifies when the detailed technical and legal information about the Electronic Paper Display Apparatus became available for review by other innovators, researchers, and potential licensees.","question":"When was Electronic Paper Display Apparatus filed/granted?"},{"answer":"The **Electronic Paper Display Apparatus** has a wide range of compelling commercial applications, primarily in sectors demanding high reliability, low power, and autonomous data visibility:\n\n1.  **Smart Asset Tags for Logistics:** Deployable on high-value cargo, freight containers, or specialized equipment, providing persistent identification, status alerts (e.g., temperature breach), and GPS location for efficient tracking and recovery, even across international borders or remote regions.\n2.  **Emergency Beacons and Safety Devices:** Integrated into personal safety wearables for lone workers, hikers, or emergency responders, automatically displaying 'SOS' signals, user ID, and precise coordinates when power is low, facilitating rapid rescue.\n3.  **Off-Grid Monitoring Equipment:** Used in remote sensors for environmental data collection, agricultural monitoring, or oil and gas pipeline inspection, where devices can display critical readings and their location post-failure, aiding maintenance and diagnostics.\n4.  **Resilient Information Panels:** For smart city infrastructure or public safety, deploying panels that can display emergency instructions, evacuation routes, or critical contact numbers during widespread power outages, operating independently for extended durations.\n5.  **Military and Defense Applications:** For tracking equipment, supplies, or personnel in austere environments, providing critical, unjammable visual information and location data under extreme conditions.\n\nThese applications leverage the unique strengths of the Electronic Paper Display Apparatus to create more resilient, efficient, and safer operational paradigms across various industries.","question":"What are the commercial applications of Electronic Paper Display Apparatus?"},{"answer":"The **Electronic Paper Display Apparatus** lays a robust foundation for exciting future developments, pushing the boundaries of resilient and autonomous information systems:\n\n1.  **Enhanced Power Management & Energy Harvesting:** Future iterations could integrate advanced energy harvesting technologies (solar, kinetic, thermal) to extend operational life indefinitely, creating truly 'install-and-forget' devices that provide critical information perpetually.\n2.  **Dynamic Information Updates:** While currently designed for critical low-power alerts, future versions could incorporate more sophisticated, secure, and ultra-low-power wireless communication (e.g., LoRaWAN, NB-IoT) to allow for occasional, remote updates of the identification/alert information without compromising the core power efficiency.\n3.  **Miniaturization and Integration:** Continued advancements in microelectronics will allow for further miniaturization, enabling the Electronic Paper Display Apparatus to be integrated into an even broader range of compact devices, from smart labels to advanced wearables.\n4.  **Advanced Sensor Fusion:** Integration with additional low-power sensors (e.g., temperature, humidity, shock) could provide a more comprehensive 'health status' alongside identification and location, displayed during critical events.\n5.  **Machine Learning for Predictive Alerts:** Implementing edge AI could allow the device to not just react to low power, but to predict potential failures or critical events based on collected data, triggering advanced alerts before a full system failure.\n\nThese developments would further cement the Electronic Paper Display Apparatus's role as a pivotal technology for creating self-sufficient, intelligent, and highly resilient devices capable of operating effectively in the most demanding and unpredictable environments.","question":"What are the future developments expected for Electronic Paper Display Apparatus?"}],"topics":["Electronic Paper Display Apparatus","e-paper display","low power display","satellite positioning","GPS display","technical","background","pursuit"],"tech_cluster":null},"seo":{"title":"Electronic Paper Display Apparatus - Low-Power GPS Display Patent US-9852715","description":"Discover the Electronic Paper Display Apparatus, a patent for low-power, location-aware e-paper displays. Ideal for critical alerts & asset tracking.","keywords":["Electronic Paper Display Apparatus","e-paper display","low power display","satellite positioning","GPS display","alert system","asset tracking","emergency display","US-9852715","patent technology"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9852715","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-9852715","citation_suggestion":"Patentable. \"Electronic paper display apparatus\" (US-9852715). https://patentable.app/patents/US-9852715","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9852715","json":"https://patentable.app/api/llm-context/US-9852715","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:20:56.865Z"}