Rotary Control Box Layout for Wireless Reception and Heat Dissipation

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing control boxes for display devices face challenges in wireless connectivity stability, antenna reception rate improvement, and effective heat dissipation.

Innovation Solution

A control box design featuring a stacked structure with a rotary plate and transceiver, incorporating antennas and a heat sink for improved wireless connectivity and heat dissipation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a rotating antenna is included inside a control box, then wireless connectivity is enabled, but antenna reception rate deteriorates

Engineering Contradiction:
Improvewireless connectivityVSAvoidantenna reception rate
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The antenna is extracted from the control box and mounted on the exterior surface. This separation allows the antenna to be positioned optimally for signal reception without being constrained by the internal space and electromagnetic interference within the control box enclosure.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

A magnetic attachment mechanism serves as an intermediary between the control box and the antenna. The magnetic holder allows the antenna to be securely mounted on the exterior surface while maintaining easy adjustability and removability, optimizing reception without permanent modification to the control box.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Volume of moving object

If components are stacked in a compact structure, then device size is reduced, but heat dissipation deteriorates

Engineering Contradiction:
Improvecontrol box sizeVSAvoidheat dissipation
Core Design Contradiction:
Volume of moving objectVSTemperature

Solution Approach 1:

The control box is segmented into multiple stacked layers with dedicated functional zones. The heat-generating power supply module is separated from other components and positioned with adequate spacing, allowing heat to be managed independently without affecting the entire compact structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Vertical stacking is used to arrange components in multiple layers, utilizing the third dimension to achieve compactness. Meanwhile, horizontal spacing and air gaps are maintained between heat-generating components to enable heat dissipation in the lateral direction, effectively separating the volume optimization from thermal management constraints.

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

3Device complexity

If multiple components are integrated in a compact space, then device complexity is reduced, but wireless signal reception deteriorates

Engineering Contradiction:
Improvecomponent integrationVSAvoidsignal reception
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The antenna function is extracted from the internal component integration and placed on the exterior surface. This allows the compact internal space to be dedicated to other components while the antenna operates in an external environment with better signal propagation characteristics.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

A magnetic mounting system acts as an intermediary that connects the antenna to the control box without requiring the antenna to be integrated into the internal component structure. This maintains simple internal integration while enabling effective external antenna deployment.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances wireless connectivity stability, improves antenna reception rates, and effectively dissipates heat generated within the control box.

Implementation Method 1

incorporating antennas and a heat sink for improved wireless connectivity and heat dissipation

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

effectively dissipates heat generated within the control box

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

A control box design featuring a stacked structure with a rotary plate and transceiver, incorporating antennas for improved wireless connectivity

Methodology Applied
Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Data Source

PatentEP4024852B1Control box
Publication Date: 2025.03.12 LG ELECTRONICS INC
  • EP4024852B1 patent drawingFigure 1
  • EP4024852B1 patent drawingFigure 2
  • EP4024852B1 patent drawingFigure 3

AI summary

Disclosed are a control box and a display device including the same. The control box includes a case providing an inner accommodation space and having an opening formed in the upper surface thereof, a first plate supported by the lower surface of the case, a second plate located on the first plate so as to be spaced apart from the first plate, a third plate located on the second plate so as to be spaced apart from the second plate, a rotary plate covering the opening in the case and rotatably mounted to the third plate, and a transceiver located inside the case and coupled to the rotary plate. The display device includes a head including a display panel, and the head exchanges information with the transceiver.