18235445. AMPLIFICATION DEVICE AND AMPLIFICATION METHOD simplified abstract (Fujitsu Limited)

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AMPLIFICATION DEVICE AND AMPLIFICATION METHOD

Organization Name

Fujitsu Limited

Inventor(s)

HIDEHARU Shako of Yokohama (JP)

AMPLIFICATION DEVICE AND AMPLIFICATION METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18235445 titled 'AMPLIFICATION DEVICE AND AMPLIFICATION METHOD

Simplified Explanation

The abstract describes an amplification device with a peak amplifier and a carrier amplifier operating independently, a measurement circuit for transmission power, and a control circuit to manage power supply based on detected power decrease.

  • Peak amplifier and carrier amplifier operate independently in separate signal paths.
  • Measurement circuit monitors transmission power of combined output signals.
  • Control circuit turns off peak amplifier power supply upon detecting decrease in transmission power.

Potential Applications

The technology can be applied in:

  • Wireless communication systems
  • Radio frequency transmitters

Problems Solved

This technology addresses issues such as:

  • Maintaining consistent transmission power
  • Efficient power management in amplification devices

Benefits

The benefits of this technology include:

  • Improved signal transmission quality
  • Enhanced power efficiency in amplification devices

Potential Commercial Applications

This technology can be utilized in various commercial applications such as:

  • Telecommunications industry
  • Broadcasting equipment manufacturers

Possible Prior Art

One possible prior art could be the use of separate amplifiers for peak and carrier signals in communication systems.

Unanswered Questions

How does the control circuit detect a decrease in transmission power?

The control circuit likely compares the measured transmission power to a predetermined threshold to determine if there is a decrease.

What is the impact of turning off the peak amplifier on overall system performance?

Turning off the peak amplifier may reduce power consumption but could also affect the signal quality and range of the transmission.


Original Abstract Submitted

An amplification device includes a peak amplifier and a carrier amplifier that are disposed in respective signal paths independently of each other. The amplification device further includes a measurement circuit that measures a transmission power for transmitting a radio signal obtained by combining an output signal from the peak amplifier and an output signal from the carrier amplifier, and a control circuit that performs control to turn off a first power supply of the peak amplifier in a case where a decrease in the transmission power is detected.