Qualcomm incorporated (20240106120). WIDEBAND OUTPHASING ON-ANTENNA SPATIAL COMBINATION WITH REDUCED LOAD MODULATION simplified abstract

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WIDEBAND OUTPHASING ON-ANTENNA SPATIAL COMBINATION WITH REDUCED LOAD MODULATION

Organization Name

qualcomm incorporated

Inventor(s)

Prasidh Ramabadran of Bangalore (IN)

Pavel Afanasyev of Espoo (FI)

Madhav Venkateswaran of Hyderabad (IN)

Sanjaya Kumar Khatua of Hyderabad (IN)

WIDEBAND OUTPHASING ON-ANTENNA SPATIAL COMBINATION WITH REDUCED LOAD MODULATION - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240106120 titled 'WIDEBAND OUTPHASING ON-ANTENNA SPATIAL COMBINATION WITH REDUCED LOAD MODULATION

Simplified Explanation

The abstract describes an outphasing antenna structure that decomposes a high-PAPR signal into two constant-envelope signals to drive two antenna feeders, which then radiate the signals that combine in free space to recreate the original high-PAPR signal.

  • The patent application describes an outphasing antenna structure.
  • The structure includes a first antenna feeder and a second antenna feeder.
  • A high-PAPR signal is decomposed into two constant-envelope signals.
  • The constant-envelope signals drive the first and second antenna feeders.
  • The antenna feeders parasitically couple to an antenna that radiates the signals.
  • The signals spatially combine in free space to recreate the high-PAPR signal.

Potential Applications

This technology could be applied in:

  • Wireless communication systems
  • Radar systems
  • Satellite communication systems

Problems Solved

This technology solves the problem of high peak-to-average power ratio (PAPR) signals in antenna systems.

Benefits

  • Improved signal transmission efficiency
  • Enhanced signal quality
  • Reduction in signal distortion

Potential Commercial Applications

  • Telecommunications companies
  • Defense contractors
  • Satellite manufacturers

Possible Prior Art

One possible prior art for this technology could be the concept of outphasing in RF transmitters, where multiple signals are combined to generate a high-power output signal.

Unanswered Questions

How does this technology compare to other methods of reducing PAPR in antenna systems?

This article does not provide a comparison with other methods of reducing PAPR in antenna systems. Further research is needed to understand the advantages and disadvantages of this technology compared to existing solutions.

What are the potential challenges in implementing this technology in real-world applications?

This article does not address the potential challenges in implementing this technology in real-world applications. Future studies could explore the practical limitations and obstacles that may arise during the deployment of this technology.


Original Abstract Submitted

an outphasing antenna structure is provided that includes a first antenna feeder and a second antenna feeder. a high-papr signal is decomposed into a first constant-envelope signal that drives the first antenna feeder and into a second constant-envelope signal that drives the second antenna feeder. the pair of antenna feeders parasitically couple to an antenna that radiates the first and second constant-envelope signals that spatially combine in free space into the high-papr signal.