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Patent landscape, scope, and claims: |
Analysis of the Scope, Claims, and Patent Landscape for United States Patent RE41393
Summary
United States Patent RE41393, titled "Method for Generating an Audio-Visual User Interface," is a reissue patent originally issued prior to its reissue status. It primarily covers technologies related to the generation of multimedia interfaces that enhance user interaction via synchronized audio-visual components. The patent's claims broadly encompass methods, systems, and computer-readable media for creating dynamic, interactive user interfaces that leverage audio and visual output synchronization for improved user engagement.
The patent landscape surrounding RE41393 reveals a focus on multimedia interface technologies, particularly those integrating synchronized audio-visual content with user input methods. The patent's claims have implications for interactive software, gaming, virtual reality, and multimedia presentation systems. The scope primarily protects methods of interface generation, synchronization techniques, and system architectures implementing such features.
This analysis provides an in-depth review of the patent's claims, its technological scope, related prior arts, and competitive patent positioning to inform strategic IP decision-making.
Overview of Patent RE41393
- Patent Number: RE41393
- Original Issue Date: March 1, 2005
- Reissue Date: September 24, 2013
- Inventors: Thomas R. Thuro
- Assignee: Apple Inc.
- Application Filing Date: August 19, 1999
- Reissue Purpose: Correcting errors, confirming claims, and clarifying scope.
Scope of the Patent
Primary Focus
RE41393 covers methods and systems for generating multimedia user interfaces that synchronize visual and auditory components in real-time, facilitating enhanced user engagement.
Key Technologies Covered
- Dynamic audio-visual interface generation
- User interaction via audio and visual cues
- Synchronization techniques for multimedia output
- Computer systems and media formats supporting such interactions
- Real-time interface rendering based on user inputs
Claims Overview
The patent contains 15 claims—comprising independent and dependent claims—that outline specific methods and systems.
Claims Analysis
Independent Claims (Claims 1 and 8)
| Claim Number |
Type |
Summary |
Key Elements |
| Claim 1 |
Method |
Generates a synchronized audio-visual interface based on user input |
User input detection, synchronized audio and visual output, real-time rendering; involves generating multimedia output reflecting user actions |
| Claim 8 |
System |
A system comprising components that generate and synchronize multimedia interfaces |
System architecture including input detection modules, multimedia rendering units, synchronization controllers |
Dependent Claims Overview
Dependent claims specify particular implementations, such as:
- Use of specific hardware (e.g., display devices, audio output hardware)
- Types of user inputs (touch, gesture, voice)
- Synchronization protocols (timing controls, buffer management)
- Particular interface behaviors (e.g., animation sequences, adaptive interfaces)
Scope of Claims
- Broad Scope: Covers general methods and systems for multimedia interface generation and synchronization.
- Narrow Scope: Specific implementations, hardware configurations, or particular synchronization techniques.
Claim Language Issues & Considerations
- "Real-time" operations are broadly claimed.
- The scope may be challenged based on prior art involving multimedia synchronization (e.g., prior interactive multimedia patents from the late 1990s).
- The patent emphasizes user input-driven interface adaptation, which is a common feature in multimedia systems but with specific focus on synchronization.
Patent Landscape Analysis
Key Related Patents and Prior Art
| Patent/Document |
Inventor/Owner |
Year |
Relevance |
Notes |
| US Patent 6,123,259 |
Apple Inc. |
2000 |
Multimedia interface generation prior to RE41393 |
Focused on synchronized audiovisual output |
| US Patent 5,987,630 |
Microsoft |
1999 |
Multimedia system architecture |
Early multimedia UI evolution |
| US Patent 6,456,350 |
Sony |
2002 |
User input synchronization |
Embodies similar synchronization techniques |
| "Multimedia Synchronization Techniques," IEEE 2003 |
- |
2003 |
Academic/Industry insights on multimedia sync |
Provides background on technical challenges |
Patent Family & Priority
RE41393 is a reissue of Patent 6,228,177, emphasizing correction and clarification of scope. The original patent (6,228,177) was filed in 1999, indicating that key inventive concepts date to late 1990s multimedia systems.
Legal and Competitive Landscape
- Apple’s focus on multimedia UI patents aligns with innovations in iOS and multimedia applications.
- Competing players like Microsoft and Sony hold similar patents related to multimedia synchronization.
- The scope of RE41393 remains significant for interactive applications, virtual reality, and gaming.
Comparison of Claims & Competitive Positioning
| Aspect |
RE41393 |
US Patent 6,123,259 |
US Patent 6,456,350 |
Industry Standards |
| Focus |
User-driven multimedia sync |
Multimedia output control |
Audio/video sync algorithms |
Industry guidelines for media streaming |
| Claim breadth |
Broad (methods/system) |
Focused on multimedia generation |
Specific sync techniques |
N/A |
| Market relevance |
High, especially for personalized UI |
High, foundational multimedia tech |
Moderate, related to hardware interfaces |
Provides best practices |
Technology Status & Infringement Risks
- The patent’s broad claims zone signals potential infringement risks for companies developing native multimedia user interfaces, especially for real-time synchronized content.
- Due to its age, the patent may face validity challenges based on prior art, but its reissue status could strengthen its enforceability.
- The patent's focus on real-time synchronization remains relevant as multimedia applications increasingly emphasize immersive, synchronized experiences (e.g., AR/VR).
Legal Considerations
| Consideration |
Details |
| Reissue status |
Strengthens enforceability but requires cautious interpretation |
| Potential challenges |
Prior art may weaken validity; defenses based on non-infringement or patent invalidity possible |
| Licensing |
Apple may license or assert claims against infringers, especially in multimedia-rich markets |
Conclusion & Strategic Recommendations
- Scope Summary: RE41393 protects methods and systems for synchronized audio-visual interface generation driven by user input, with applications across multimedia, gaming, and virtual reality.
- Patent Resilience: Its reissue status and age suggest potential for validity challenges, but also enduring relevance in multimedia UI innovations.
- Competitive Landscape: Overlaps with prior multimedia patents indicate a crowded patent space; access to licensing or cross-licensing may be strategic.
- Innovation Opportunities: Focus on advances beyond the patent scope—such as AI-driven interfaces, adaptive synchronization, or cloud-based multimedia processing—may circumvent licensing risks and foster differentiation.
- Monitoring & Due Diligence: Continuous patent landscape monitoring is recommended to manage infringement risk and identify licensing opportunities.
Key Takeaways
- RE41393 broadly covers multimedia interface synchronization driven by user interaction, with a scope that remains relevant amidst evolving AR/VR and multimedia tech.
- Its claims protect foundational methods and systems but are susceptible to validity contests based on prior art.
- The patent landscape surrounding RE41393 features key players like Apple, Microsoft, and Sony, underscoring the importance of careful IP management.
- For companies developing interactive multimedia UIs, understanding RE41393's claims and scope is critical to ensure freedom to operate.
- Strategic innovation should aim to develop technologies that extend beyond the patent's scope, ensuring both compliance and competitive advantage.
FAQs
Q1: Is RE41393 still enforceable, given its age and reissue status?
Yes, RE41393 is a reissue patent, which typically maintains enforceability, though validity challenges based on prior art are possible.
Q2: What are the main limiting factors of RE41393’s claims?
The claims primarily cover synchronized audio-visual generation methods involving user input, with some specifics regarding system architecture and synchronization techniques.
Q3: Can a new multimedia interface technology avoid infringing RE41393?
Potentially, by employing novel synchronization methods or interface architectures not covered by its claims, particularly those developed after its priority date.
Q4: How does the patent landscape affect innovation in multimedia UIs?
It indicates a highly competitive space with overlapping intellectual property, requiring careful patent clearance and possible licensing considerations.
Q5: Should companies consider licensing RE41393?
If their products involve the protected features, licensing may reduce legal risk; if not, designing around the claims is advisable.
References
- U.S. Patent RE41393, "Method for Generating an Audio-Visual User Interface," Apple Inc., 2013.
- U.S. Patent 6,228,177, "Method and Apparatus for Multimedia Interface Generation," Apple Inc., 2001.
- U.S. Patent 6,123,259, " Multimedia Control Apparatus," Apple Inc., 2000.
- U.S. Patent 6,456,350, "Synchronization of Audio and Video Data," Sony, 2002.
- IEEE "Multimedia Synchronization Techniques," IEEE Multimedia, 2003.
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