Huawei technologies co., ltd. (20240135946). METHOD AND APPARATUS FOR IMPROVING SOUND QUALITY OF SPEAKER simplified abstract

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METHOD AND APPARATUS FOR IMPROVING SOUND QUALITY OF SPEAKER

Organization Name

huawei technologies co., ltd.

Inventor(s)

Peng Qin of Hangzhou (CN)

Yiwei Kou of Hangzhou (CN)

METHOD AND APPARATUS FOR IMPROVING SOUND QUALITY OF SPEAKER - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240135946 titled 'METHOD AND APPARATUS FOR IMPROVING SOUND QUALITY OF SPEAKER

Simplified Explanation

The method described in the abstract aims to improve the sound quality of a speaker by processing the input signal through frequency division, transient detection, and signal envelope modulation. The output signal of the speaker is determined based on the processed low-frequency and high-frequency input signals.

  • Performing frequency division on the input signal to obtain low-frequency and high-frequency signals
  • Detecting transients in the low-frequency signal
  • Modulating the envelope of the low-frequency signal if it is a transient
  • Determining the output signal based on the processed low-frequency and high-frequency signals

Potential Applications

This technology could be applied in audio systems, home theaters, car audio systems, and professional sound systems to enhance sound quality and improve overall listening experience.

Problems Solved

1. Improving sound quality by processing input signals to enhance transient signals. 2. Enhancing the loudness and startup voltage of low-frequency signals for better audio performance.

Benefits

1. Enhanced sound quality with improved transient signal processing. 2. Increased loudness and startup voltage for low-frequency signals. 3. Better overall audio performance and listening experience.

Potential Commercial Applications

Optimizing Sound Quality in Audio Systems: Enhancing sound quality in various audio systems by implementing the described method for improved performance.

Possible Prior Art

There may be prior art related to signal processing techniques in audio systems, transient detection methods, and envelope modulation in sound engineering.

Unanswered Questions

How does this method compare to existing sound enhancement technologies in terms of effectiveness and efficiency?

The article does not provide a direct comparison with existing sound enhancement technologies, leaving the reader to wonder about the specific advantages of this method over others.

What are the potential limitations or challenges in implementing this technology in different types of speaker systems?

The article does not address the potential limitations or challenges that may arise when implementing this technology in various speaker systems, leaving room for uncertainty regarding its adaptability and practicality.


Original Abstract Submitted

a method for improving sound quality of a speaker includes: performing frequency division on an input signal of the speaker to obtain a first low-frequency input signal and a first high-frequency input signal, where the input signal is a time domain signal; performing transient detection on the first low-frequency input signal to determine whether the first low-frequency input signal is a transient signal; if the first low-frequency input signal is a transient signal, performing signal envelope modulation on the first low-frequency input signal to obtain a second low-frequency input signal; determining an output signal of the speaker based on the second low-frequency input signal and the first high-frequency input signal, where a startup voltage of the second low-frequency input signal is higher than a startup voltage of the first low-frequency input signal, and loudness of the second low-frequency input signal is greater than loudness of the first low-frequency input signal.