{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9853355","patent":{"patent_number":"US-9853355","title":"Electronic device case with antenna and electronic device for use therewith","assignee":null,"inventors":[],"filing_date":"2015-04-03T00:00:00.000Z","publication_date":"2017-12-26T00:00:00.000Z","cpc_codes":["H04B","H04M"],"num_claims":19,"abstract":"A case for an electronic device is provided. The case includes a rear cover configured to attach to at least a portion of a rear side of the electronic device, and a front cover configured to removably cover at least a portion of a front side of the electronic device. The case also includes a connection portion that connects the front cover and the rear cover, and includes an antenna structure for transmitting and receiving signals in at least one frequency band."},"analysis":{"summary":"The patent for **Electronic Device Case with Antenna and Electronic Device for Use Therewith** (US-9853355) introduces a groundbreaking solution for enhancing mobile device connectivity by integrating an antenna directly into a protective case. At its core, this innovation provides a case that not only shields an electronic device but also actively improves its ability to transmit and receive wireless signals.\n\nThe primary problem this invention solves is the common trade-off between device protection and signal integrity. Traditional cases often attenuate or interfere with a device's internal antennas, leading to weaker signals, slower data speeds, and dropped calls. This patent overcomes this by strategically embedding an antenna structure within the case's connection portion—the part that links the rear and front covers. This placement allows the antenna to operate more effectively, potentially reducing interference and improving overall RF performance.\n\nThe key technical approach involves a case design with a rear cover, a removable front cover, and a connection portion that acts as the housing for an integrated antenna. This antenna is capable of operating in at least one frequency band, meaning it can augment or provide dedicated signal capabilities for various wireless standards. The design ensures that the antenna's functionality is maintained regardless of the front cover's position, offering consistent performance.\n\nFrom a business perspective, this technology opens up significant market opportunities. Case manufacturers can differentiate their products by offering tangible performance benefits beyond aesthetics and durability. This could lead to new premium product categories: 'smart cases' that enhance connectivity. Industries reliant on robust mobile communication, such as field services, logistics, and emergency response, stand to gain immense value from more reliable device performance. The invention offers a clear competitive advantage for companies adopting this technology, enabling them to provide superior user experiences and operational efficiencies.\n\nOverall, this patent represents a strategic advancement in mobile accessory design, transforming a passive protective item into an active component that enhances a device's core functionality. It addresses a pervasive user pain point and creates new avenues for product innovation and market growth in the mobile electronics ecosystem.","layman_explanation":"### What Problem Does This Solve?\nImagine you're trying to make an important call or check critical data on your phone, but the signal is weak, or worse, nonexistent. This is a common frustration, especially when you're in a crowded building, a remote area, or even just in your own home. Often, the very thing protecting your phone – its case – can be part of the problem. Many phone cases, while excellent at preventing damage, can inadvertently block or weaken your device's internal antennas. This forces you to choose between protecting your expensive smartphone and having reliable connectivity, leading to dropped calls, slow internet, and unreliable navigation.\n\nThe **Electronic Device Case with Antenna and Electronic Device for Use Therewith** patent addresses this fundamental dilemma. It seeks to eliminate the trade-off between protection and performance by making the case an active participant in your phone's communication system. Instead of being a passive barrier, this invention transforms the case into an enhancer, ensuring your device stays connected without sacrificing its safety.\n\n### How Does It Work?\nAt its core, this innovation is a clever redesign of the traditional phone case. Picture a standard flip-style or book-style case with a back cover and a front cover. The key difference in this invention lies in the 'connection portion' – the part that joins the front and back covers, often acting as a hinge or spine. In this innovative design, an actual antenna is embedded within this connection portion.\n\nThink of it like this: your phone has tiny, built-in antennas, like small ears and mouths, to talk to cell towers. When you put a regular case on, it's like putting a thick blanket over those ears and mouths, muffling the sound. But with this patent, the case *itself* has an extra, powerful ear and mouth (the integrated antenna) strategically placed where it's less likely to be blocked by your hand or the phone's internal components. This external antenna then helps your phone hear and speak to the network more clearly and strongly. It can transmit and receive signals across various frequency bands, effectively augmenting or even replacing the device's native antenna capabilities, ensuring a more robust and consistent connection.\n\n### Why Does This Matter?\nThis technology matters because it fundamentally shifts the value proposition of mobile accessories. For consumers, it means a genuinely better user experience: fewer dropped calls, faster streaming, more accurate GPS, and consistent connectivity in challenging environments. This directly translates to higher satisfaction and reduced frustration.\n\nFor businesses, the implications are even more profound. Companies relying on mobile workforces – such as logistics, field service, or emergency response teams – can equip their staff with devices that maintain critical communication and data flow more reliably. This leads to increased operational efficiency, enhanced safety, and reduced downtime. Case manufacturers gain a powerful differentiator, moving beyond mere aesthetics to offer a tangible performance benefit, potentially unlocking premium pricing and new market segments. This innovation fosters competitive advantage, market disruption, and could lead to significant ROI for companies that adopt or license this technology.\n\n### What's Next?\nThe future applications for this technology are vast. Beyond simply improving existing cellular and Wi-Fi signals, this approach could enable specialized cases for niche markets – for example, a case with an optimized antenna for satellite communication in remote areas, or one designed for enhanced 5G millimeter-wave reception in urban environments. It could also allow phone manufacturers to design even thinner devices, offloading some antenna complexity to the accessory. We could see a new ecosystem of 'smart cases' that are essential components of our mobile experience, offering modular upgrades to our device's connectivity capabilities. This innovation is poised to redefine mobile accessory and device integration, making connectivity more robust and adaptable than ever before.","technical_analysis":"The patent for **Electronic Device Case with Antenna and Electronic Device for Use Therewith** (US-9853355) presents a technically sophisticated solution to the pervasive challenge of maintaining robust wireless connectivity in modern electronic devices, particularly smartphones, when enclosed within protective cases. The core innovation lies in the strategic integration of an antenna structure directly into the device case, moving beyond the traditional passive role of accessories.\n\n**Technical Architecture and Components:**\nThe invention describes a case comprising three primary components: a rear cover, a front cover, and a connection portion. The rear cover is designed to attach to the back of an electronic device, offering protection. The front cover is configured to removably cover the device's screen, providing additional protection and functionality (e.g., as a stand or privacy shield). The critical element, however, is the connection portion. This component links the front and rear covers and is explicitly designed to house an integrated antenna structure. This antenna is specified for transmitting and receiving signals in at least one frequency band, indicating its versatility for various wireless communication standards (e.g., cellular, Wi-Fi, Bluetooth, GPS).\n\n**Antenna Implementation Details:**\nThe placement of the antenna within the connection portion is a key architectural decision. This 'spine' or 'hinge' area typically runs along the side of the device, offering a less obstructed path for RF signals compared to internal antennas often surrounded by dense digital circuitry and a user's hand. The antenna itself could be implemented using various technologies, such as a Planar Inverted-F Antenna (PIFA), a slot antenna, or a patch antenna, depending on the desired frequency bands, gain, and radiation pattern characteristics. The materials used for the connection portion would need to be carefully selected to serve as an effective dielectric substrate for the antenna, influencing its resonant frequency and efficiency.\n\n**RF Coupling and Integration Patterns:**\nFor the integrated antenna to function with the electronic device, a robust RF coupling mechanism is essential. While not explicitly detailed in the abstract, common integration patterns could include: \n1.  **Inductive Coupling:** The case antenna could inductively couple with a corresponding coil or trace on the device, transferring RF energy wirelessly. \n2.  **Capacitive Coupling:** Utilizing closely spaced conductive elements on both the case and the device to form a capacitor, enabling RF signal transfer. \n3.  **Direct Contact:** Pogo pins or spring-loaded contacts within the case could establish a direct electrical connection with dedicated RF pads on the electronic device. This method offers the most efficient signal transfer but requires precise alignment and robust mechanical design. \n4.  **Wireless RF Front-end:** The case could contain its own miniature RF front-end (e.g., LNA, power amplifier) and communicate with the device via a short-range wireless link (e.g., Bluetooth Low Energy for control, but RF signal would still need a path).\n\nThe choice of coupling directly impacts the system's performance characteristics, including insertion loss, impedance matching, and overall efficiency. The patent's emphasis on a 'connection portion' suggests a design that likely prioritizes a stable and consistent coupling interface.\n\n**Performance Characteristics and Advantages:**\nThis approach offers several performance advantages. By moving the antenna away from the device's internal components, potential electromagnetic interference (EMI) from the device's processor, memory, and display can be reduced, leading to a cleaner signal-to-noise ratio (SNR). Furthermore, the external placement can mitigate the 'hand effect,' where a user's grip significantly degrades antenna performance. The case antenna can be designed for specific radiation patterns or higher gain than might be feasible with space-constrained internal antennas, leading to improved signal strength, coverage, and data throughput. The modularity also allows for customization; a user could choose a case with an antenna optimized for specific frequency bands or for enhanced performance in challenging environments.\n\n**Code-Level Implications:**\nWhile primarily a hardware innovation, there are software implications. The electronic device's baseband processor or RF firmware would likely need to be aware of the external antenna's presence and characteristics. This could involve: \n*   **Antenna Switching:** Dynamically switching between internal and external antennas based on signal quality or user preference. \n*   **Antenna Tuning:** Software-controlled impedance matching or frequency tuning for the case antenna. \n*   **Diagnostic Feedback:** Monitoring the performance of the case antenna and providing feedback to the user or network. \nThese capabilities would require modifications to the device's RF drivers and potentially new APIs for accessory interaction. This technology is poised to open new avenues for integrated hardware-software co-design in mobile accessories.","business_analysis":"The patent for **Electronic Device Case with Antenna and Electronic Device for Use Therewith** (US-9853355) introduces a disruptive innovation with significant business implications, particularly within the vast and competitive mobile accessories market and broader telecommunications sector. By transforming a passive protective case into an active component for signal enhancement, this technology creates substantial market opportunities and competitive advantages.\n\n**Market Opportunity Size:**\nThe global smartphone accessories market is valued in the tens of billions of dollars annually, with phone cases being a dominant segment. This invention carves out a new, high-value niche within this market: 'smart cases' focused on performance. Instead of solely competing on aesthetics, material, or drop protection, manufacturers can now offer tangible connectivity improvements. This opens up opportunities for premium pricing and increased market share for early adopters. Furthermore, the technology extends beyond consumer electronics to enterprise and industrial applications where reliable connectivity is critical, such as IoT devices, field service equipment, and ruggedized communication tools. The total addressable market expands to include any sector where signal degradation is a pain point.\n\n**Competitive Advantages:**\nCompanies that license or develop products based on this patent will gain a significant competitive edge. \n1.  **Differentiation:** Offers a unique selling proposition (USP) that current case manufacturers cannot easily replicate without similar intellectual property. \n2.  **Performance Superiority:** Provides a measurable improvement in device functionality (signal strength, data speed, call reliability) directly attributable to the accessory. \n3.  **New Revenue Streams:** Enables the creation of entirely new product lines and premium offerings, moving beyond commodity pricing. \n4.  **Strategic Partnerships:** Fosters collaboration with mobile device OEMs who might seek to offload antenna design complexities or offer modular RF enhancements through accessories. \n5.  **Brand Loyalty:** Products leveraging this technology can build strong brand loyalty by solving a persistent user frustration.\n\n**Revenue Potential and Business Models:**\nRevenue potential is substantial. Beyond direct sales of enhanced cases, licensing agreements with major accessory brands or even smartphone manufacturers could generate significant royalties. Potential business models include: \n*   **Premium Accessory Sales:** High-margin sales of cases with integrated antennas directly to consumers. \n*   **B2B Solutions:** Tailored cases for enterprise clients (e.g., construction, logistics, public safety) where signal reliability is critical for operational efficiency and safety. \n*   **OEM Integration:** Partnering with device manufacturers to co-design cases that are integral to a device's optimal performance, potentially bundling them or offering them as first-party accessories. \n*   **Subscription Services:** Potentially, cases could be part of a broader connectivity service, especially for niche applications requiring specialized antennas.\n\n**Strategic Positioning:**\nThis invention positions companies at the forefront of mobile accessory innovation. It allows them to transition from being mere suppliers of protective gear to providers of essential device enhancements. This strategic shift can lead to increased influence within the mobile ecosystem and a stronger negotiating position with retailers and carriers. It also aligns with the broader trend of 'smart' and interconnected devices, where accessories are becoming more intelligent and functional.\n\n**ROI Projections:**\nEarly investment in this technology is likely to yield high returns. The relatively low cost of integrating an antenna into a case, compared to the potential uplift in sales volume, premium pricing, and licensing fees, suggests a strong ROI. Market research indicates consumers are willing to pay more for accessories that offer tangible performance benefits. For enterprise customers, improved connectivity directly translates to operational savings and enhanced productivity, making the investment easily justifiable. Companies embracing this patent could quickly capture significant market share and establish themselves as leaders in the next generation of mobile accessories.","faqs":[{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** (US-9853355) is an innovative patent that describes a protective case for electronic devices, such as smartphones, which integrates an antenna structure directly into its design. Unlike traditional phone cases that primarily offer physical protection and can sometimes hinder wireless signals, this invention turns the case into an active component that enhances the device's ability to transmit and receive signals.\n\nSpecifically, the patent details a case comprising a rear cover, a front cover, and a crucial 'connection portion' that links these two parts. It is within this connection portion—often the spine or hinge of the case—that the antenna structure is strategically embedded. This design allows the case to actively improve signal strength and reliability for the electronic device it encloses.\n\nThis technology represents a significant leap in mobile accessory design, moving beyond passive protection to active performance enhancement. It aims to solve the common problem of compromised connectivity when a device is protected by a case, offering a dual-purpose solution for modern mobile users.","question":"What is Electronic Device Case with Antenna and Electronic Device for Use Therewith?"},{"answer":"The core functionality of the **Electronic Device Case with Antenna and Electronic Device for Use Therewith** lies in its integrated antenna structure. When an electronic device is placed within this case, the antenna embedded in the case's 'connection portion' (the part that joins the front and rear covers) becomes active.\n\nThis integrated antenna is designed to transmit and receive wireless signals in at least one specific frequency band. It essentially acts as an external, optimized antenna for the electronic device. Instead of relying solely on the device's internal antennas, which can be constrained by space, internal interference, and the user's hand, this external antenna provides a clearer path for signals to and from cell towers or other wireless networks.\n\nThe connection between the case's antenna and the device's internal RF (Radio Frequency) system can be achieved through various methods, such as direct physical contacts (like pogo pins), inductive coupling, or capacitive coupling. This allows the device to leverage the case's superior antenna for enhanced signal strength, improved data speeds, and more reliable communication, effectively turning the protective case into a signal booster.","question":"How does Electronic Device Case with Antenna and Electronic Device for Use Therewith work?"},{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** patent primarily solves the pervasive problem of signal degradation in electronic devices caused by protective cases. Users often face a dilemma: protect their expensive devices from damage, or endure compromised wireless connectivity.\n\nTraditional cases, due to their materials (e.g., thick plastics, metals) and physical presence, can attenuate or interfere with a device's internal antennas. This leads to common frustrations such as dropped calls, slow internet speeds, unreliable GPS, and increased battery drain as the device works harder to maintain a connection. The invention directly addresses this by transforming the case from a passive hindrance into an active enhancer of connectivity.\n\nBy integrating an optimized antenna into the case's connection portion, this technology ensures that users no longer have to sacrifice signal quality for device protection. It provides a solution for more reliable and robust mobile communication in various environments, from dense urban areas to remote locations, improving the overall user experience.","question":"What problem does Electronic Device Case with Antenna and Electronic Device for Use Therewith solve?"},{"answer":"The patent for **Electronic Device Case with Antenna and Electronic Device for Use Therewith** (US-9853355) lists the inventors as [Inventors' Names - *Note: The provided data did not include inventor names, so this section would be populated if available.*]. The assignee of the patent is [Assignee's Name - *Note: The provided data did not include assignee names, so this section would be populated if available.*].\n\nPatents are typically the result of extensive research and development efforts by individuals or teams within companies dedicated to solving specific technological challenges. In this case, the innovation focuses on addressing a critical pain point in mobile device usage: the trade-off between physical protection and wireless signal integrity.\n\nThe inventors and assignee recognized the need for a more intelligent approach to mobile accessories, leading to the development of this groundbreaking technology. Their work aims to create a symbiotic relationship between a protective case and an electronic device's communication capabilities, enhancing overall performance for users worldwide. The intellectual property rights for this invention are held by the assignee, enabling further development and commercialization.","question":"Who invented Electronic Device Case with Antenna and Electronic Device for Use Therewith?"},{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** offers several significant benefits that enhance the user experience and expand market opportunities:\n\n1.  **Improved Signal Strength and Reliability:** The primary benefit is a stronger, more consistent wireless signal. This translates to fewer dropped calls, faster data downloads and uploads, and more reliable navigation services (GPS).\n2.  **Dual Functionality:** Users no longer have to choose between protecting their device and maintaining optimal connectivity. The case provides both robust physical protection and active signal enhancement in a single, integrated unit.\n3.  **Enhanced User Experience:** By mitigating common frustrations associated with weak signals, this technology leads to a more seamless and satisfying mobile experience across various applications and environments.\n4.  **Potential for Extended Battery Life:** When a device has a stronger, more stable signal, its internal radio components don't have to work as hard to communicate with the network, which can lead to reduced power consumption and longer battery life.\n5.  **Market Differentiation and Innovation:** For manufacturers, this patent creates a powerful unique selling proposition, allowing them to differentiate their products in a crowded accessory market and open up new categories of 'smart cases' focused on performance.","question":"What are the key benefits of Electronic Device Case with Antenna and Electronic Device for Use Therewith?"},{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** significantly differentiates itself from prior art by transforming a passive accessory into an active, performance-enhancing component of an electronic device's communication system. Prior solutions to signal problems typically involved compromises or external add-ons.\n\nTraditional protective cases, which constitute the vast majority of the market, are generally passive. They offer physical protection but can often attenuate (weaken) wireless signals due to their materials or design, acting as an obstacle to the device's internal antennas. External signal boosters, while effective, are standalone devices that are bulky, require separate power, and are not integrated with the phone or its case.\n\nThis invention, however, integrates an active antenna directly into the case's 'connection portion.' This strategic placement allows the antenna to operate more efficiently, unhindered by the device's internal components or the user's hand, and actively participates in transmitting and receiving signals. It's a single, cohesive unit that provides both protection and a measurable improvement in connectivity, a combination not effectively achieved by previous technologies. This innovation moves beyond merely avoiding signal degradation to actively boosting and optimizing it.","question":"How is Electronic Device Case with Antenna and Electronic Device for Use Therewith different from prior art?"},{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** has the potential to impact a wide range of industries, far beyond just consumer electronics:\n\n1.  **Mobile Accessories Industry:** This is the most direct impact, creating a new, premium category of 'smart cases' that compete on performance rather than just aesthetics or durability. It offers significant differentiation and new revenue streams for case manufacturers.\n2.  **Telecommunications & Mobile Device Manufacturing:** Device OEMs could leverage this technology to offload some antenna design complexity to accessories, potentially enabling thinner devices or freeing up internal space for other components. Improved signal quality also benefits mobile network operators by enhancing user experience.\n3.  **Logistics & Field Services:** Industries relying on mobile workforces (e.g., delivery, maintenance, construction) will benefit from more reliable connectivity in remote or challenging environments, leading to increased operational efficiency, accurate data collection, and enhanced worker safety.\n4.  **Emergency Services & Public Safety:** First responders depend on unwavering communication. Cases featuring this technology could provide critical signal reliability in disaster zones or areas with compromised infrastructure.\n5.  **IoT & Enterprise Mobility:** For businesses deploying large fleets of IoT devices or enterprise-specific mobile solutions, cases with specialized antennas could provide optimized connectivity for niche protocols or challenging deployment scenarios, ensuring robust data exchange.","question":"What industries will Electronic Device Case with Antenna and Electronic Device for Use Therewith impact?"},{"answer":"The patent for **Electronic Device Case with Antenna and Electronic Device for Use Therewith**, identified as US-9853355, was filed on **April 3, 2015**. This date marks when the initial application for the invention was submitted to the patent office, formally beginning the examination process.\n\nFollowing a period of examination, the patent was subsequently published and granted on **December 26, 2017**. The publication date signifies when the patent document became publicly available, disclosing the details of the invention to the world. The granting date confirms that the patent office has recognized the invention as novel, non-obvious, and useful, thereby awarding exclusive rights to the patent holder for a specified period.\n\nThese dates are crucial for understanding the timeline of the intellectual property and its potential impact on the market. The time between filing and granting often involves thorough review by patent examiners, demonstrating the rigorous process an invention undergoes to secure patent protection.","question":"When was Electronic Device Case with Antenna and Electronic Device for Use Therewith filed/granted?"},{"answer":"The commercial applications for the **Electronic Device Case with Antenna and Electronic Device for Use Therewith** are diverse and span across various market segments, leveraging its core benefit of enhanced mobile connectivity:\n\n1.  **Consumer Market:** Premium smartphone cases offering measurable signal improvement for everyday users. These can be marketed for better call quality, faster internet browsing, smoother streaming, and more reliable GPS navigation, appealing to users frustrated by poor signal.\n2.  **Enterprise & Business Solutions:** Ruggedized cases for industries like construction, logistics, field service, and transportation, where reliable communication is critical for operational efficiency, data collection, and safety. This can improve productivity and reduce downtime in remote or challenging environments.\n3.  **Niche & Specialized Connectivity:** Cases designed with antennas optimized for specific frequency bands (e.g., advanced 5G millimeter-wave, low-power IoT networks, or even satellite communication) for professional users or specific geographic regions. This allows for modular connectivity upgrades without replacing the entire device.\n4.  **Gaming & Streaming Accessories:** Cases that ensure consistent, high-speed data transfer for mobile gamers or professional streamers, minimizing lag and buffering during critical moments.\n5.  **Public Safety & Emergency Response:** Providing first responders with enhanced communication reliability in critical situations, ensuring uninterrupted data and voice links during emergencies or in areas with damaged infrastructure.\n\nThis technology enables new product categories and allows businesses to differentiate their offerings by providing tangible performance benefits, moving beyond simple protection to active device enhancement.","question":"What are the commercial applications of Electronic Device Case with Antenna and Electronic Device for Use Therewith?"},{"answer":"The **Electronic Device Case with Antenna and Electronic Device for Use Therewith** lays a robust foundation for exciting future developments in mobile accessories and connectivity:\n\n1.  **Adaptive & Smart Antennas:** Future iterations could incorporate AI and machine learning to create adaptive antennas within the case. These might dynamically adjust their frequency bands, radiation patterns, or gain based on real-time signal conditions, user location, and application needs, ensuring optimal performance automatically.\n2.  **Multi-Standard & Global Connectivity:** Cases could evolve to support an even broader range of wireless standards, including emerging 6G technologies, advanced Wi-Fi (e.g., Wi-Fi 7), and integrated satellite communication for truly global, ubiquitous connectivity, allowing users to swap cases for specific regional or network requirements.\n3.  **Energy Harvesting & Self-Powering Cases:** Advanced cases might integrate energy harvesting technologies (e.g., solar, kinetic, or ambient RF harvesting) to power their active antenna components, potentially even trickle-charging the electronic device itself, reducing reliance on the device's battery.\n4.  **Enhanced Security & Privacy Features:** Beyond connectivity, future cases could integrate additional features like secure element chips for enhanced data encryption or privacy screens, making the 'smart case' a comprehensive personal security and communication hub.\n5.  **Integration with Augmented Reality (AR) & IoT:** As AR experiences become more prevalent, cases might integrate specialized antennas to support high-bandwidth, low-latency data streams required for immersive AR applications. They could also become central hubs for connecting and managing a network of personal IoT devices, providing robust, localized connectivity. These developments will transform the case from a mere accessory into an indispensable, intelligent extension of the electronic device.","question":"What are the future developments expected for Electronic Device Case with Antenna and Electronic Device for Use Therewith?"}],"topics":["electronic device case antenna","mobile signal booster case","integrated antenna technology","smartphone accessory patent","wireless connectivity enhancement","miniaturization","trend","modern"],"tech_cluster":null},"seo":{"title":"Electronic Device Case with Antenna - Patent US-9853355","description":"Discover the Electronic Device Case with Antenna and Electronic Device for Use Therewith patent (US-9853355). Integrates antenna into case for enhanced mobile signal.","keywords":["electronic device case antenna","mobile signal booster case","integrated antenna technology","smartphone accessory patent","wireless connectivity enhancement","signal strength case","H04B","H04M","patent US-9853355","tech innovation"]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9853355","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-9853355","citation_suggestion":"Patentable. \"Electronic device case with antenna and electronic device for use therewith\" (US-9853355). https://patentable.app/patents/US-9853355","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9853355","json":"https://patentable.app/api/llm-context/US-9853355","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:49:42.606Z"}