Are you interested to know about Rtk gps?

  • Real-Time Kinematic GPS is the abbreviation for this system. It is a satellite-based navigation system that gives precise positional real-time information. Rtk gps systems are frequently used in fields like surveying, mapping, construction, agriculture, and autonomous vehicle navigation, where precise positioning is essential. 
  • A network of reference stations with highly accurate GPS receivers is the foundation of GPS. These reference stations gather information from numerous GPS satellites and pinpoint a known location. This information is then delivered to a mobile receiver, which compares the signals from the reference stations with those received directly from the GPS satellites. The mobile receiver can pinpoint its specific location in real time by examining the variations in signal readings.
  • The main benefit of this GPS is that it has centimetre-level precision, which is far higher than that of ordinary GPS systems, which normally have accuracy in the metre range. This degree of precision makes this GPS beneficial in applications that need exact location, such as land surveying or building site planning. This GPS is frequently used in conjunction with other technologies, such as GIS software, to use precise location data for diverse applications.

Why does rtk gps matter in the field?

A positioning system that is rapidly being employed in several applications is real-time kinematic (RTK) differential GPS. This GPS is a helpful tool for surveying, mapping, and precision agriculture since it can deliver centimetre-level accuracy. Several factors make this GPS important:

  • High Accuracy: 

This GPS offers centimetre-level precision, essential for applications requiring precise positioning. RTK GPS makes work more accurate and productive in sectors like surveying, building, and agriculture, where precise measurements and location data are crucial.

  • Enhanced Productivity: 

This GPS's high-precision positioning facilitates quicker and more effective work operations. For instance, fast and accurate data collection speeds up project completion in surveying and mapping. In agriculture, precise positioning helps optimize crop planting, fertilization, and harvesting, leading to increased productivity.

  • Cost Savings: 

This GPS may save costs in several different ways. Removing the need for manual surveying and measuring saves time and labour expenses. The high GPS accuracy also reduces errors and rework, preventing costly errors in construction projects. In agriculture, optimal planting and resource management based on precise location data can lead to higher yields and decreased waste.

  • Safety and Risk Reduction: 

Accurate positioning is essential for ensuring worker safety in some industries, including mining and construction. Rtk gps assists in precisely delineating boundaries, identifying dangers, and directing machinery movements, which lowers the possibility of accidents and increases overall safety on construction sites.

  • Autonomous systems:

Autonomous systems, such as self-driving automobiles, drones, and robotic devices, rely heavily on this GPS for their design and operation. These systems largely rely on precise and current positional information for navigation and decision-making. This GPS allows for accurate localization and contributes to autonomous systems' secure and dependable operation.

Unlocking a New Level of Accuracy with RTK GPS:

  • This GPS uses a technique known as carrier phase tracking, which entails determining the GPS signals' carrier wave frequency. The location accuracy of this carrier wave is far higher than that of the code-based GPS receivers. It is possible to determine the exact location information by comparing the carrier phase of the GPS signal received by the base station with the carrier phase observed by the mobile receiver.
  • A base station with a known location is needed to do this. The base station calculates the difference between the measured and known locations after receiving signals from GPS satellites. The carrier phase correction, or difference, is sent in real-time to the mobile receiver. The correction data is obtained from the base station and applied to the mobile receiver's GPS measurements, outfitted with this GPS. By considering the carrier phase correction, the mobile receiver may greatly increase its location accuracy and frequently achieve centimetre-level precision.
  • These technologies are frequently employed in high-accuracy applications, including surveying, building, precision agriculture, autonomous vehicles, and scientific research. This GPS makes it possible to do accurate navigation, mapping, and geolocation activities that were previously difficult or impossible to accomplish with ordinary GPS technology.
  • It should be noted that Rtk gps depends on the presence of a nearby base station for real-time corrections and needs a clear line of sight to many GPS satellites. Additionally, any impediments, such as structures or dense vegetation, might impair the accuracy and reception of the signal. However, this GPS is still a potent instrument for obtaining astounding precision in various disciplines.

Why Can an Rtk gps elevate Your Survey Project?

Including GPS technology in survey projects can have several important advantages and improve overall accuracy and effectiveness. The following are some ways this GPS might improve surveying projects:

  • Rapid data gathering:

Real-time location data from this GPS equipment enables surveyors to gather data rapidly and effectively. This speed is especially useful for surveyors working on time-sensitive projects or in difficult conditions where they may need to move quickly.

  • Increased Survey Flexibility: 

Thanks to this GPS, surveyors can operate in locations with few or no control points. Surveyors can quickly establish precise positioning across the site when a base station is placed in a well-known area. This flexibility is advantageous when performing surveys in rural areas or on uncharted ground.

  • Improved Data Integration:

This GPS device may easily be connected with other surveying tools like total stations or LiDAR scanners for improved data integration. By combining several data sources, this integration makes it possible to obtain complete and reliable data for challenging surveying operations.

  • Real-Time Quality Control:

These GPS systems offer real-time feedback on data quality, enabling surveyors to monitor the precision of measurements while conducting a survey. This function enables quick detection and rectification of any problems, guaranteeing the accuracy and integrity of the data gathered.


It is based on the Global Positioning System (GPS) and uses a base station and rover to achieve centimetre-level precision. Technology had already experienced a 10-year shift from conventional to cutting-edge equipment when SMAJAYU was built in 2009. Intelligent agriculture has made it feasible to achieve our new goal of promoting agricultural growth. The highly accurate and inexpensive RTK GNSS system promotes the adoption of agricultural technologies on farms of all sizes. With SMAJAYU agriculture guidance and auto-steer, coupled with GPS accuracy technology, precision farming to a centimetre is assured.