Wednesday 20 January 2010

GPS System & Address Validation For Delivery Companies

By Adriana Noton

How can you be sure that the package you sent was delivered to the correct house or business? This is where GPS System & Address Validation comes in handy. With this system, the delivery person uses a cell phone like device to make a enter the package identification code from the drive of the place of delivery and the GPS system marks the location of the delivery, effectively validating that the package was delivered to the correct address.

By use of GPS service, the company can mark the precise location of the unit receiving the goods. These units can be very high precision. Some have a high enough precision that they can be used in land surveying. The unit can give the location of the delivery truck as the delivery is made. The unit can be used either in the truck or at the door of the home or business where the delivery is made. If it has a built in bar code scanner, the driver can quickly and accurately identify the package, the location and the time. All of this information can be sent back to the home office of the delivery company using cellular transmission systems.

This system is helpful in ending customer complaints of never receiving equipment that has been shipped. Show them the GPS stamp and it is up to them to find where your delivery has been stored in their place of business. If the delivery truck is in the wrong location, the system can alert him before the delivery is made so there is no backtracking and hoping to retrieve a delivery made to the wrong address.

Another use of this equipment is in the delivery of court papers to an individual. In addition to the manual address verification, the person serving the papers can have GPS address validation that the papers were served to the correct address.

The GPS system was first used experimentally by the US navy in 1960. Since that time several other satellites have been launched. These satellites have been used for airplanes and ships in navigation for years. In more recent times hand held units have become popular and today, many cell phones have included a GPS locator. These much smaller units have made it possible to allow GPS technology to be used for such things as address verification.

If you are considering this system, you do need to take into consideration the United States government has built an error into the GPS system that allows it to be off by as much as 100 meters which is over the length of a football field. This error is included to overcome the possibility of a breach in national security. Thus, although the general area of the delivery and a very accurate time stamp can be given, the exact location may be in error.

GPS address verification is a good idea, but the delivery driver must still use the traditional visual clues to make an accurate delivery. He will still need to look at street signs and house numbers in order to get the package where it should go.

Overall the technology for this type of system is precise, but a built in error is a bug that will need to be worked out for the system to be as useful as possible.

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