HD Camera Pan Tilt Mechanism Base Motor Segmentation

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Solution Overview

Problem

High definition cameras used in video conferencing systems are too large and difficult to control, and traditional mounting solutions are not compatible with thinner, more variable-shaped displays, leading to instability and limited mobility.

Innovation Solution

A high definition camera design with motors in the base for pan and tilt control, coupled with a camera support mechanism that includes an adjustable mount and cushioned lip for secure attachment to various display shapes and sizes, allowing for stable placement on thin screens and easy installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional HD camera design with motors in rotating head is used, then pan and tilt control is achieved, but camera size becomes too large and difficult to control

Engineering Contradiction:
Improvecamera controlVSAvoidcamera size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The camera is divided into two main segments: a compact lens portion and a separate base portion. The lens portion contains only the optical components, while the base portion houses all motors, electronics, and control mechanisms. This segmentation allows the camera to be controlled like a traditional HD camera while reducing the size of the lens portion to less than one-third of a traditional HD camera's size.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent relocates the motor assembly from the traditional rotating head position to a base portion positioned below the lens portion. This spatial reconfiguration in the vertical dimension allows for more efficient packing of mechanical components and reduces the horizontal footprint of the camera, making it more manageable while maintaining full pan and tilt functionality.

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

2Ease of operation

If motors are placed in the rotating head, then pan and tilt control is achieved, but the panning mechanism must overcome inertia of motors and linkage

Engineering Contradiction:
Improvepan and tilt controlVSAvoidforce required for panning
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The tilt motor is extracted from the rotating head assembly and relocated to the base portion. This extraction eliminates the need for the panning mechanism to overcome the inertia of the tilt motor and its linkage, significantly reducing the force required for panning operations while maintaining full tilt functionality through cable actuation from the base.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If set-top box format video conferencing system is used, then camera functionality is achieved, but system cannot be placed on thin displays and requires permanent installation

Engineering Contradiction:
Improvemounting flexibilityVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The base portion is designed with multiple mounting interface options including flat surfaces, curved surfaces, and edge mounting capabilities. The adjustable mounting bracket can accommodate various display shapes and sizes, making the camera universally mountable on different display types without requiring permanent installation or specialized shelving structures.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The mounting bracket incorporates adjustable and movable components that can be configured to match different display geometries. The bracket can be positioned and secured in multiple locations, allowing the camera to be easily mounted on thin displays with varying shapes and surface characteristics without requiring permanent installation.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7473040B2High definition camera pan tilt mechanism
Publication Date: 2009.01.06 ENGHOUSE INTERACTIVE
  • US7473040B2 patent drawing
  • US7473040B2 patent drawing
  • US7473040B2 patent drawing

AI summary

In various embodiments, a High Definition (HD) camera may be controlled by one or more motors in a base of the HD camera. Cables and other components may be used to manipulate the camera lens through the side arms of the HD camera. Putting the motors in the base may reduce the size of the outer case of the HD camera and add stability. In some embodiments, images from the HD camera may be converted into a serialized stream and transported over a cable from the lens through a center shaft of the HD camera. Other components may also be used to increase the functionality of the HD camera. In some embodiments, a camera support mechanism may be provided to couple a camera to a display. The camera support mechanism may include a front lip and rear leg to hold camera in place.