Integrated MIMO Antenna Structure Without Welding Points

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Solution Overview

Problem

The existing antenna structures for 5G MIMO systems have high structural complexity and assembly difficulty due to numerous components and welding points, making it challenging to ensure performance.

Innovation Solution

The antenna design integrates a feeding base plate with radiation apparatuses featuring insulating bases and metal conducting layers, eliminating the need for welding or structural connections by forming an integrated structure through molding, reducing component count and assembly complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If welding or structural connection is used to assemble radiation apparatuses and feeding base plate, then assembly strength is improved, but device complexity and assembly difficulty increase

Engineering Contradiction:
Improveassembly strengthVSAvoidstructural complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent integrates the feeding base plate and radiation apparatuses into a single integrated structure where the feeding base plate serves dual functions as both a mechanical support structure and an electrical feeding element. This merging eliminates the need for separate assembly operations and welding, reducing structural complexity while maintaining assembly strength through the unified design.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If welding operations are performed to connect components, then connection strength is improved, but manufacturing precision and reliability decrease due to multiple welding points

Engineering Contradiction:
Improveconnection strengthVSAvoidperformance index
Core Design Contradiction:
StrengthVSManufacturing precision

Solution Approach 1:

The patent replaces the mechanical welding system with an integrated structural system where electrical feeding elements are directly formed as part of the base plate structure. This substitution eliminates welding operations entirely, avoiding the precision and reliability issues associated with multiple welding points while maintaining strong electrical and mechanical connections.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If multiple separate components are used for radiation apparatuses and feeding base plate, then adaptability and modularity are improved, but ease of manufacture decreases due to numerous assembly operations

Engineering Contradiction:
ImprovemodularityVSAvoidassembly difficulty
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent combines the feeding base plate and radiation apparatuses into an integrated structure that reduces the number of separate components and assembly operations. The feeding base plate is designed to directly support and electrically connect to radiation elements, eliminating the need for separate mounting brackets, fasteners, and welding operations, thereby significantly improving ease of manufacture.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12057629B2Antenna and antenna processing method
Publication Date: 2024.08.06 HUAWEI TECH CO LTD
  • US12057629B2 patent drawing
  • US12057629B2 patent drawing
  • US12057629B2 patent drawing

AI summary

Embodiments of this application relate to the field of antenna technologies, and provide an antenna and an antenna processing method, to reduce structural complexity and assembly difficulty of an antenna, thereby ensuring performance of the antenna. The antenna includes a feeding base plate and a plurality of radiation apparatuses disposed on the feeding base plate, where the feeding base plate is configured to feed power to the plurality of radiation apparatuses; and each of the plurality of radiation apparatuses includes a first insulating base and a first metal conducting layer attached to the first insulating base, the feeding base plate includes a plate-shaped second insulating base and a second metal conducting layer attached to the second insulating base, and first insulating bases and the second insulating base are integrated together. The antenna provided in the embodiments of this application may be used for a multiple-input multiple-output communications system.