18082412. Power Amplifier with Current Reuse simplified abstract (Apple Inc.)

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Power Amplifier with Current Reuse

Organization Name

Apple Inc.

Inventor(s)

Nitesh Singhal of Santa Clara CA (US)

Mark G Forbes of San Carlos CA (US)

Power Amplifier with Current Reuse - A simplified explanation of the abstract

This abstract first appeared for US patent application 18082412 titled 'Power Amplifier with Current Reuse

Simplified Explanation

The abstract describes an electronic device with wireless circuitry that includes a front-end module with power amplifiers for signal transmission through an antenna. Current sharing occurs between amplifier stages in the power amplifier, with a power supply voltage line providing supplemental supply current to downstream stages.

  • The electronic device includes wireless circuitry with a front-end module for signal transmission.
  • The front-end module contains power amplifiers for amplifying signals.
  • Current sharing or reuse happens between amplifier stages in the power amplifier.
  • A power supply voltage line provides supplemental supply current to downstream amplifier stages.

Potential Applications

This technology could be applied in:

  • Wireless communication devices
  • IoT devices
  • Satellite communication systems

Problems Solved

This technology helps in:

  • Improving signal transmission efficiency
  • Enhancing the performance of wireless devices
  • Optimizing power consumption

Benefits

The benefits of this technology include:

  • Increased signal strength
  • Better overall performance of electronic devices
  • Energy efficiency in power consumption

Potential Commercial Applications

This technology could be used in:

  • Mobile phones and smartphones
  • Wi-Fi routers
  • Satellite communication systems

Possible Prior Art

One possible prior art could be the use of power amplifiers in wireless communication devices to enhance signal transmission efficiency.

Unanswered Questions

How does this technology impact battery life in electronic devices?

This article does not delve into the specific effects on battery life that this technology may have. It would be interesting to explore how the power optimization features of this innovation could potentially extend battery life in electronic devices.

What are the potential challenges in implementing this technology on a large scale?

While the abstract provides an overview of the technology, it does not address the potential challenges that may arise when implementing it on a larger scale. It would be beneficial to understand the scalability and integration challenges that could be faced in real-world applications.


Original Abstract Submitted

An electronic device may include wireless circuitry with a processor, a transceiver, an antenna, and a front-end module coupled between the transceiver and the antenna. The front-end module may include one or more power amplifiers for amplifying a signal for transmission through the antenna. A power amplifier may include multiple amplifier stages. Current sharing or reuse may occur between two amplifier stages in the power amplifier via a current flow path between the two amplifier stages. A power supply voltage line may be connected to the current flow path and may provide the downstream amplifier stage with a supplemental supply current based on which the downstream amplifier stage can amplify a radio-frequency signal received from the upstream amplifier stage.