Apple inc. (20240094409). SYSTEM AND METHOD TO SYNCHRONIZE ACROSS POSITIONING RECEIVERS FOR SECONDARY CODE ACQUISITION simplified abstract

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SYSTEM AND METHOD TO SYNCHRONIZE ACROSS POSITIONING RECEIVERS FOR SECONDARY CODE ACQUISITION

Organization Name

apple inc.

Inventor(s)

Anjan Ramakrishnan of Cupertino CA (US)

Aditya N Srivastava of Fremont CA (US)

Harsha Shirahatti of Santa Clara CA (US)

Mojtaba Bahrami of San Jose CA (US)

SYSTEM AND METHOD TO SYNCHRONIZE ACROSS POSITIONING RECEIVERS FOR SECONDARY CODE ACQUISITION - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240094409 titled 'SYSTEM AND METHOD TO SYNCHRONIZE ACROSS POSITIONING RECEIVERS FOR SECONDARY CODE ACQUISITION

Simplified Explanation

The abstract describes a receiver device that can process signals from a global navigation satellite system (GNSS) to determine the geographic position of the receiver device.

  • The receiver device includes two antennas, two receivers, and processing circuitry.
  • The first receiver receives a signal from a GNSS satellite via the first antenna.
  • The second receiver receives a signal indicative of a secondary code boundary corresponding to a secondary code in the first signal from a second receiver device via the second antenna.
  • The processing circuitry removes the secondary code from the first signal, performs coherent integration on the primary code, and outputs the geographic position of the receiver device.

Potential Applications

This technology can be used in various applications such as:

  • Navigation systems
  • Location-based services
  • Surveying and mapping

Problems Solved

This technology helps in:

  • Improving the accuracy of geographic positioning
  • Enhancing the reliability of GNSS signals

Benefits

The benefits of this technology include:

  • Precise location determination
  • Reduced signal interference
  • Enhanced signal processing capabilities

Potential Commercial Applications

This technology can be commercially applied in:

  • Automotive navigation systems
  • Drone navigation and tracking systems
  • Geospatial surveying equipment

Possible Prior Art

One possible prior art could be the use of differential GPS techniques to improve the accuracy of GNSS signals.

Unanswered Questions

How does the receiver device handle signal interference?

The abstract does not provide details on how the receiver device mitigates signal interference to ensure accurate positioning.

What is the power consumption of the receiver device?

The abstract does not mention the power consumption of the receiver device, which could be crucial for certain applications where power efficiency is essential.


Original Abstract Submitted

a receiver device includes a first antenna, a second antenna, a first receiver, a second receiver, and processing circuitry. the first receiver is coupled to the first antenna and configured to receive a first signal from a global navigation satellite system (gnss) satellite via the first antenna. the second receiver is coupled to the second antenna and configured to receive a second signal indicative of a secondary code boundary corresponding to a secondary code in the first signal from a second receiver device via the second antenna. the processing circuitry is configured to receive a primary code by removing the secondary code from the first signal based on the secondary code boundary, perform coherent integration on the primary code, and output a geographic position of the receiver device based on the coherent integration.