Rotatable XLR Connector for Miniaturized Wireless Camera Receiver

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Solution Overview

Problem

Modern camera receivers face mechanical compatibility issues due to miniaturization, as they often lack sufficient space for traditional fixed XLR connections, preventing them from fitting on newer camera models with varying structural shapes.

Innovation Solution

A wireless camera receiver with a rotatable XLR connection (0-340°) and a rechargeable battery unit featuring six electrical connections and mechanical stabilization hooks, ensuring compatibility with diverse camera structures and secure battery attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the camera receiver uses a traditional fixed XLR connection, then the connection is simple and reliable, but it cannot fit on newer camera models with varying structural shapes due to miniaturization

Engineering Contradiction:
Improvecompatibility with diverse camera structuresVSAvoidXLR connection structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by making the XLR connection rotatable rather than fixed. The connection can rotate through a range of motion (e.g., 0-340 degrees) to adapt to different camera structures and mounting positions, transforming a static connection into a dynamic one that can accommodate varying spatial requirements while maintaining electrical functionality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the XLR connection into separable components: a rotatable connector portion and a housing portion. This segmentation allows the connection to be divided into movable and fixed parts, enabling the connector to rotate independently to reach different positions on diverse camera models while maintaining the overall structural integrity of the receiver.

Inventive Principle:
Principle #1Segmentation

2Volume of moving object

If the camera receiver is miniaturized to fit newer camera models, then it can be mounted on diverse camera structures, but there is insufficient space for traditional fixed XLR connections

Engineering Contradiction:
Improvereceiver sizeVSAvoidXLR connection adaptability
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

By making the XLR connection rotatable, the patent allows the connection to extend its effective reach without increasing the receiver's body volume. The rotation capability enables the connector to access different mounting positions on miniaturized cameras that would otherwise be inaccessible with a fixed connection, thus maintaining adaptability despite size constraints.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces rotational movement as an additional dimension of freedom for the XLR connection. Instead of being constrained to a single fixed position, the connector can rotate through a range of angles, effectively adding angular freedom to the connection geometry. This allows the connection to reach diverse mounting positions on miniaturized cameras without requiring increased linear space within the receiver body.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of manufacture

If the camera receiver uses a rechargeable battery, then it can be recharged via USB, but the battery attachment may be unstable without proper mechanical stabilization

Engineering Contradiction:
Improvebattery recharging capabilityVSAvoidbattery attachment stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The patent merges the electrical connection and mechanical stabilization functions into a single integrated battery attachment system. The battery housing incorporates both the electrical contacts for USB recharging and mechanical stabilization elements (such as hooks or clips) that engage with corresponding features on the receiver, combining power supply and structural stability into one unified component.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces mechanical stabilization elements (hooks, clips, or engagement features) as intermediary components between the battery and receiver. These intermediaries provide the necessary mechanical connection to secure the battery in place while the electrical contacts simultaneously establish the electrical pathway for USB recharging, ensuring both stability and functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10516847B2Wireless camera receiver and accumulator for a wireless camera receiver
Publication Date: 2019.12.24 SENNHEISER ELECTRONICS GMBH & CO KG
  • US10516847B2 patent drawing
  • US10516847B2 patent drawing
  • US10516847B2 patent drawing

AI summary

There is provided a wireless camera receiver that includes a housing, a wireless receiving unit for receiving a wirelessly transmitted audio signal, and an XLR connection. The XLR connection is adapted to be rotatable with respect to the housing.