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Industrial Research And Consultancy Centre
Patent
Inductorless Low Power Wideband Push-Pull Balun LNA with dual-stage Noise Cancellation and Linearity Modes
Abstract

The patent describes an inductor-less Low-Noise Amplifier (LNA) designed for low power, wideband applications, incorporating dual-stage noise cancellation and linearity modes. The LNA features complementary common gate (CG) and common source (CS) transistors, a feedback manager, and a buffer manager to improve noise performance and signal integrity without using external inductors.

Societal Impact

The technology provides efficient, low-power solutions for IoT and wireless communication, enabling longer battery life and more reliable performance in devices. This contributes to the advancement of smart technologies and connected devices, improving everyday life and promoting sustainable technology usage.

Salient technical features and Advantages of the Technology
  • Inductorless Design: Eliminates the need for inductors, reducing on-chip area and losses. 
  • Dual-Stage Noise Cancellation: Utilizes both CG and CS stages to enhance noise performance. 
  • Complementary Transistors: Uses both pMOS and nMOS transistors in CG and CS stages for balanced performance.
  • Feedback Manager: Incorporates feedback transistors to generate a feedback signal, enhancing noise cancellation and linearity. 
  • Buffer Manager: Combines in-phase and out-of-phase signals to generate differential output signals, improving signal integrity.


  • Low Power Consumption: Optimized for low power use, suitable for IoT applications. 
  • High Noise Cancellation: Dual-stage noise cancellation mechanism significantly reduces noise figures. 
  • Enhanced Linearity: Improved linearity performance without the use of inductors, ensuring better signal quality. 
  • Compact Design: Inductorless approach saves chip area and simplifies integration into RF receiver chains.
Technology readiness level

3

Current Status of Technology

The simulations of the proposed system has been completed successfully.

Relevant Industries

The Telecommunication sector and industries involving IoT (Internet of Things)

Applications or Domain
  • RF Receivers: Suitable for low-power RF receiver applications. 
  • Telecommunications: Can be used in various telecommunication devices requiring efficient signal amplification. 
  • Internet of Things (IoT): Particularly in sub-GHz wireless bands.