Ceramic Ultra-Wideband Antenna Without Active LTE Tuning
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing antennas are limited in their ability to operate across multiple wireless platforms, particularly among LTE networks in different countries, and require expensive components like switches and active tuning components for multi-platform operation.
Innovation Solution
A 2G/3G/4G capable surface-mountable ceramic antenna designed to cover all LTE bands and operate across various cellular applications without using switches or active components, offering a low-cost ultra-wideband LTE antenna solution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If switches and active tuning components are used for multi-platform operation, then adaptability across different LTE bands and wireless platforms is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The patent implements a single antenna structure that can operate across multiple wireless platforms (LTE, GSM, AMPS, GPRS, CDMA, WCDMA, UMTS) without requiring switches or active tuning components. The antenna achieves universal compatibility through its geometric design and material properties, eliminating the need for additional components that would increase device complexity.
Solution Approach 2:
The patent removes switches and active tuning components from the antenna system entirely. By extracting these complex components and replacing them with a passive, geometrically-tuned antenna structure, the invention reduces device complexity while maintaining multi-platform adaptability through the antenna's inherent broadband characteristics.
2Adaptability or versatility
If switches and active tuning components are used for frequency tuning, then operation among various bands is improved, but manufacturing cost increases
Solution Approach 1:
The patent replaces expensive active tuning components and switches with a simple, passive ceramic antenna structure that can be manufactured at low cost using standard ceramic fabrication processes. The antenna achieves frequency band coverage through its geometric design rather than expensive active components, significantly reducing manufacturing cost.
Solution Approach 2:
The patent substitutes mechanical/electronic tuning mechanisms (switches, variable capacitors) with a statically optimized geometric structure. The frequency tuning function is achieved through the antenna's physical dimensions and ceramic material properties rather than through expensive active components, lowering manufacturing costs.
3Device complexity
If a single antenna structure is used for ultra-wideband operation, then device complexity is reduced, but maintaining high efficiency across all bands becomes difficult
Solution Approach 1:
The patent uses ceramic material with specific dielectric properties to construct the antenna elements. The ceramic substrate and radome materials are selected to optimize performance across the entire ultra-wideband spectrum. This composite material approach allows a single simple structure to maintain high efficiency across all frequency bands by leveraging the electromagnetic properties of the ceramic materials.
Solution Approach 2:
The patent optimizes the antenna's geometric parameters (element dimensions, spacing, ground plane size) and material parameters (dielectric constant, loss tangent) to achieve consistent performance across all frequency bands. By carefully controlling these parameters, the single antenna structure maintains high efficiency without requiring complex tuning mechanisms.
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
The antenna achieves high efficiency, reduced costs, and improved integration with minimal transmission losses, enabling operation across all LTE bands and remote-side cellular applications with enhanced reliability and resistance to detuning, making it suitable for devices requiring high data-speed rates and network approvals.
Implementation Method 1
two antenna elements, each including a dielectric radome and a ceramic substrate
Data Source
AI summary
An antenna system capable of operating among all LTE bands, and also capable of operation among all remote side cellular applications, such as GSM, AMPS, GPRS, CDMA, WCDMA, UMTS, and HSPA among others. The antenna system provides a low cost alternative to active-tunable antennas suggested in the prior art for the same multi-platform objective.