Content Advisory Server for IPTV Filtering
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Solution Overview
Problem
Conventional methods for providing content advisory (CA) information are limited to specific broadcasting standards and cannot effectively manage CA information for Internet-based content, leading to a lack of censorship for user-generated content on IPTVs, which increases the risk of harmful content being accessed.
Innovation Solution
A CA information server system that stores and analyzes content IDs to provide CA information, allowing IPTVs to request and apply this information, enabling efficient and user-specific content filtering.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional CA information methods are used based on broadcasting standards, then CA information can be provided for traditional TV content, but the system cannot effectively manage CA information for Internet-based content and user-generated content on IPTVs
Solution Approach 1:
The patent applies universality by designing a CA information server that can handle multiple types of content delivery systems (broadcasting, Internet-based, IPTV) through a unified architecture. The server uses standardized protocols to provide CA information across different platforms, making the system versatile and adaptable to various content sources while maintaining reliable censorship effectiveness.
Solution Approach 2:
The CA information server acts as an intermediary between content providers and IPTV terminals. It receives content identification information, queries CA databases, and returns appropriate CA ratings to the terminal, which then applies filtering. This mediator approach enables effective censorship for Internet-based and user-generated content without requiring changes to the underlying content delivery infrastructure.
2Reliability
If a CA information server is implemented to provide CA information for Internet content, then content filtering capability is improved, but system complexity increases due to additional infrastructure requirements
Solution Approach 1:
The IPTV terminal is equipped with built-in CA information processing capabilities, including a CA information processing unit that can independently query the CA server, receive CA ratings, and apply filtering based on user profiles. This self-service approach distributes processing responsibilities, reducing the burden on centralized infrastructure while maintaining effective censorship.
Solution Approach 2:
CA information is pre-generated and stored in databases for content before being delivered to users. The CA information server queries these pre-prepared ratings based on content identification, avoiding the need for real-time analysis during content delivery. This preliminary action simplifies the runtime system complexity while ensuring reliable censorship effectiveness.
3Object-affected harmful factors
If CA information is provided for all Internet content without distinction, then comprehensive content protection is achieved, but processing overhead and system load increase significantly
Solution Approach 1:
The patent applies local quality by differentiating CA information processing based on content type and source. The system uses different query strategies and filtering approaches for broadcasting content, Internet-based content, and user-generated content. This localized approach optimizes processing efficiency for each content category while maintaining comprehensive harmful content blocking through targeted CA information application.
Data Source
AI summary
Provided are a method and apparatus for providing and using content advisory (CA) information on Internet contents. A method of providing CA information by using a CA information server, includes receiving a request for the CA information on a content, from an Internet Protocol television (IPTV); searching for CA information on the content; and transmitting the found CA information to the IPTV. A method of using CA information when an IPTV reproduces a content not having the CA information, according to the present invention, includes transmitting a request for CA information, to a CA information server; receiving the CA information from the CA information server; analyzing the CA information; and applying the CA information.


