Patent No. US11831561 (titled "System, Apparatus, And Method For Controlling Internet Devices Via A Mobile Device Session") was filed by Sookbox Llc on Apr 26, 2021.
’561 is related to the field of networked media systems, specifically focusing on the distribution and control of digital content across multiple devices in a home or similar environment. The background involves the increasing complexity of home entertainment systems, with numerous devices (TVs, smartphones, tablets, etc.) and content sources (internet, local storage) creating challenges for seamless user experience and content management.
The underlying idea behind ’561 is to provide a centralized system for managing and distributing digital content, allowing users to control the content displayed on various output devices (TVs, speakers) from their mobile devices. The key inventive insight is to enable discriminative control , where different users or devices can have different levels of access and control over the content, creating a more personalized and secure experience.
The claims of ’561 focus on a display dongle or a display device itself, equipped with a network interface and processing capabilities. The dongle or display receives streaming video from a content server and control signals from mobile devices. These control signals manipulate content items displayed on both the mobile devices and the display, allowing users to interact with and control the video playback.
In practice, the system works by establishing a socket-based communication between a host server (potentially implemented in the dongle or display) and multiple control devices (smartphones, tablets). The host server manages content distribution and user access, while the control devices provide user interfaces for browsing and controlling the content. The system differentiates between control devices based on assigned roles or classes (e.g., 'DJ' vs. 'guest', 'parent' vs. 'child'), enabling customized experiences and access restrictions.
This approach differs from prior solutions by offering fine-grained control over content access and presentation. Instead of simply mirroring content or providing basic remote control functionality, ’561 enables scenarios like parental controls, collaborative playlists, and multi-player games, where each user has a unique and controlled experience. The use of socket protocols allows for low-latency, real-time interaction, improving the responsiveness and overall user experience compared to traditional HTTP-based systems.
In the early 2010s when ’561 was filed, at a time when digital media consumption was increasing rapidly, systems commonly relied on client-server architectures for content delivery, and hardware or software constraints made seamless content sharing and control across multiple devices non-trivial.
Claims 2-21 were rejected. The applicant's arguments were considered but not persuasive. The examiner stated that the prior parent applications failed to provide proper support for certain limitations in the claims. The examiner also rejected claims under 35 U.S.C. 102 and 103 based on anticipation and obviousness over prior art. This action was made final.
This patent contains 23 claims, with independent claims 1, 7, and 13. The independent claims are directed to a display dongle, a display device, and a dongle, respectively, each configured to receive streaming video data from a content server and control signals from mobile devices to control the display of the video data. The dependent claims generally elaborate on specific configurations, functionalities, and interactions between the display dongle/device/dongle, content server, and mobile devices.
Definitions of key terms used in the patent claims.

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