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Wi-Fi Applications

Build High-Speed Wi-Fi Devices with Reliable, High-Performance RF Components


Designing next-generation Wi-Fi equipment that is capable of supporting the multi-gigabit data rates offered by Wi-Fi 6, Wi-Fi 6E, and Wi-Fi 7 requires high-performance RF components that ensure consistent, reliable signal integrity across 2.4 GHz, 5 GHz, and 6 GHz bands.

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Johanson offers compact, reliable solutions that are built with Wi-Fi applications in mind. Our components help you:

  • Extend battery life in power-sensitive devices

  • Maintain solid wireless performance

  • Fit into tight spaces with easy-to-integrate footprints

  • Support current Wi-Fi protocols such as Wi-Fi, Wi-Fi 6e and Wi-Fi 7

  • Allow coexistence of multiple Wi-Fi bands

We support today’s leading Wi-Fi protocols, so you can focus on building devices that deliver solid wireless performance and superior user experience.


Wi-Fi Protocols & Frequency Bands

Wi-Fi technology has undergone significant evolution since its inception, with each generation pushing the limits of data speed, spectrum efficiency, and user capacity. The most recent standards listed below are transforming wireless connectivity across multiple market segments.

Wi-Fi Protocol Frequency Bands Frequency Range Capacity
Wi-Fi 6 (802.11ax) 2.4 GHz, 5 GHz 2402–2482 MHz
5170–5835 MHz
>9.5 Gbps
Wi-Fi 6E 2.4 GHz, 5 GHz, 6 GHz 2402–2482 MHz
5170–5835 MHz
5945–7125 MHz
>9.5 Gbps
Wi-Fi 7 (802.11be) 2.4 GHz, 5 GHz, 6 GHz 2402–2482 MHz
5170–5835 MHz
5945–7125 MHz
>40 Gbps


Wi-Fi Markets and Applications

The most recent Wi-Fi protocols are transforming wireless connectivity across multiple market segments and applications.

  • Consumer Electronics: Smartphones, tablets, laptops

  • IoT / Smart Home: Cameras, thermostats, appliances

  • Enterprise & Industrial Networking: Routers, gateways, access points

  • Automotive: Telematics, infotainment systems

  • AR/VR: Wireless headsets, real-time video streaming

Johanson chip antennas, filters, and diplexers are tailored to support these demanding applications, enabling high isolation, low loss, and compact integration across all Wi-Fi frequency bands.

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Applications & Solutions

Device Types Design Priorities
Smartphones Optimize use of limited PCB space
Tablets Ensure high isolation in densely integrated devices
Wearables Achieve seamless coexistence with Bluetooth and mobile radios

Johanson Solutions:

  • Chip Antennas: Compact, multi-band antennas for 2.4/5/6 GHz
  • Bandpass Filters: Channel selection with minimal insertion loss
  • Diplexers: Dual-band support in shared RF paths

Device Types Design Priorities
Smart home devices Low production costs with simplified RF designs
Security Maximize signal coverage and penetration through various materials
Lighting systems Extend battery life through efficient RF component design

Johanson Solutions:

  • Chip Antennas: Low-profile, omnidirectional antennas for 2.4 GHz
  • Bandpass Filters: Filtering out interference from Zigbee/Bluetooth
  • Diplexers: Routing shared front-ends for multi-band modules

Device Types Design Priorities
Wireless Routers High performance components for high density deployments
Mesh Systems Ensure reliable operation in challenging thermal environments
Access points (Priority not specified)

Johanson Solutions:

  • High-Q Bandpass Filters: Sharp skirts, high out-of-band rejection
  • Chip Antennas: Robust thermal and frequency stability

Diplexers: Enable concurrent 2.4/5/6 GHz operation

Device Types Design Priorities
In-vehicle WiFi hotspots Robust operation in harsh automotive conditions
Telematics and diagnostics Coexistence with radar, GNSS, and V2X wireless systems
Over-the-air (OTA) updates Long-term reliability in compliance with automotive standards

Johanson Solutions:

  • AEC-Q200 Qualified Chip Antennas: Automotive-rated durability
  • Bandpass Filters: Prevent interference with V2X and radar
  • Diplexers: Integrate with cellular/WiFi combo modules

Device Types Design Priorities
Wireless AR/VR headsets Complex mechanical integration
Real-time gaming and remote control High data throughput over short distances

Johanson Solutions:

  • Miniature Chip Antennas: Lightweight, wideband performance
  • Ultra-Low Loss Filters: Critical for latency-sensitive video streams
  • Diplexers: Reduce RF front-end complexity


Key Products for Wi-Fi Product Design:

  • Chip Antennas - Available for 2.4 GHz, 5GHz and 6 GHz bands including single and multi-band options.


Why Johanson Technology for Medical Wireless?

  • Miniaturized Components – Maximize board space without compromising performance

  • Multi-Radio Coexistence – Help products coexist in crowded wireless networks

  • Regulatory-Ready Solutions – Help meet regulatory requirements

  • RF Engineering Support – From design to deployment


Solve Your Design Challenges - Contact us today:

Contact Applications Engineering Team for support to help you meet your performance, compliance, and integration requirements.