Image Pickup Microphone Housing for Consistent Vibration

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Solution Overview

Problem

Existing image pickup apparatuses with multiple microphones for stereophonic sound recording have complex structures due to separate housings for different microphones, leading to inconsistent vibration transmission and potential processing inefficiencies.

Innovation Solution

The apparatus features a housing unit with laterally separated first and second microphones and a third microphone disposed in a separate storing unit, simplifying the structure by eliminating the need for dedicated holding members and ensuring consistent vibration transmission among microphones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the third microphone is disposed in a separate second housing from the first and second microphones, then the microphones can be independently positioned, but the structure becomes complicated requiring dedicated holding members

Engineering Contradiction:
ImproveIndependent microphone positioningVSAvoidStructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the third microphone with the first and second microphones in a single common housing instead of using separate housings. This merging approach eliminates the need for dedicated holding members for the third microphone, simplifying the overall structure while still allowing independent positioning of each microphone within the shared housing space.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If the third microphone is placed in a separate housing, then it can be independently oriented, but vibration transmission becomes inconsistent requiring complicated adjustment

Engineering Contradiction:
ImproveIndependent microphone orientationVSAvoidVibration transmission consistency
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

By placing all three microphones in a common housing, the patent ensures consistent vibration transmission characteristics across all microphones. The shared housing provides a uniform vibration environment, eliminating the need for complicated adjustments that would be required if the third microphone were in a separate housing with different vibration characteristics.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If a dedicated holding member is provided for the third microphone, then the microphone can be securely mounted, but the assembly process becomes more complex

Engineering Contradiction:
ImproveMicrophone mounting stabilityVSAvoidAssembly complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent uses a single common housing to mount all three microphones, eliminating the need for separate dedicated holding members. This approach maintains secure mounting of the third microphone while significantly simplifying the assembly process, as the common housing provides a unified mounting structure for all microphones.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If the third microphone is in a separate housing, then it can be independently positioned, but additional holding members are required increasing part count

Engineering Contradiction:
ImproveMicrophone positioning flexibilityVSAvoidNumber of holding members
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent consolidates the mounting function into a single common housing that accommodates all three microphones. This eliminates the need for multiple separate holding members, reducing the total number of parts while maintaining the flexibility to independently position each microphone within the shared housing structure.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12464287B2Image pickup apparatus
Publication Date: 2025.11.04 CANON KK
  • US12464287B2 patent drawing
  • US12464287B2 patent drawing
  • US12464287B2 patent drawing

AI summary

An image pickup apparatus is configured to record sound. The image pickup apparatus includes a housing unit, a first microphone and a second microphone configured to acquire stereophonic sound, and disposed at positions laterally separated from each other, and a third microphone separate from the first microphone and the second microphone. The housing unit includes a first storing unit and a second storing unit separated from each other. The first microphone is disposed in the first storing unit. The second microphone and the third microphone are disposed in the second storing unit.