Qualcomm incorporated (20240098658). TRANSMITTER INCLUDING PLL WITH DUAL OUTPUTS FOR GENERATING DAC SAMPLING AND LO SIGNALS simplified abstract

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TRANSMITTER INCLUDING PLL WITH DUAL OUTPUTS FOR GENERATING DAC SAMPLING AND LO SIGNALS

Organization Name

qualcomm incorporated

Inventor(s)

Yi Zeng of San Jose CA (US)

Cheng-Han Wang of San Jose CA (US)

Chan Hong Park of San Jose CA (US)

TRANSMITTER INCLUDING PLL WITH DUAL OUTPUTS FOR GENERATING DAC SAMPLING AND LO SIGNALS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240098658 titled 'TRANSMITTER INCLUDING PLL WITH DUAL OUTPUTS FOR GENERATING DAC SAMPLING AND LO SIGNALS

Simplified Explanation

The patent application describes a transmitter system that includes a phase lock loop (PLL) generating a digital-to-analog (DAC) sampling signal and a local oscillator (LO) signal, a DAC converter converting a transmit digital signal into a transmit analog signal based on the DAC sampling signal, and a mixer frequency upconverting the transmit analog signal based on the LO signal.

  • Transmitter system with PLL, DAC, LO, DAC converter, and mixer
  • PLL generates DAC sampling signal and LO signal
  • DAC converter converts digital signal to analog based on DAC sampling signal
  • Mixer upconverts analog signal based on LO signal

Potential Applications

The technology described in the patent application could be applied in various fields such as telecommunications, radar systems, satellite communications, and wireless networking.

Problems Solved

This technology solves the problem of efficiently converting digital signals to analog signals and frequency upconverting them for transmission.

Benefits

The benefits of this technology include improved signal processing efficiency, enhanced signal quality, and increased transmission range.

Potential Commercial Applications

  • Telecommunications equipment
  • Radar systems
  • Satellite communication devices
  • Wireless networking devices

Possible Prior Art

One possible prior art for this technology could be similar transmitter systems used in communication devices and radar systems.

Unanswered Questions

How does this technology compare to existing transmitter systems in terms of efficiency and performance?

This article does not provide a direct comparison between this technology and existing transmitter systems in terms of efficiency and performance.

What are the specific technical specifications of the PLL, DAC, LO, DAC converter, and mixer in this transmitter system?

The article does not delve into the specific technical specifications of each component in the transmitter system.


Original Abstract Submitted

an aspect of the disclosure relates to a transmitter including a phase lock loop (pll) configured to generate a digital-to-analog (dac) sampling signal and a local oscillator (lo) signal; a digital-to-analog (dac) converter configured to convert a transmit digital signal into a transmit analog signal based on the dac sampling signal; and a mixer configured to frequency upconvert the transmit analog signal based on the lo signal.