VIPERWIM®

Flexible platform for multi role configuration for ITS, UTMC projects, preselection enforcement, asset protection & statistical WIM



Traffic monitoring in the form of High Speed Weigh In Motion (WIM) is coming of age; the enabling technologies have become robust enough to allow for the deployment of sophisticated integrated systems with a high degree of confidence that expectations will be met and in some cases exceeded.

Building upon our success over many years we have been busy developing the next generation WIM classifier system incorporating the knowledge and experience gained from a number of successful projects culminating in the VOSA VIPER WIM/ANPR pre-selection enforcement systems, that will take High Speed WIM to the next level.

Three years ago we set up a dedicated design team to carry out research and development in partnership with Reading University, with a remit of developing the next generation of Traffic Monitoring Instrumentation Systems. Our extremely well qualified, young and enthusiastic team introduced a modern up to date approach combined with the existing knowledge of decades of experience within the company.

The motivation behind the design philosophy focused upon a number of areas for improvement that include the operator interface, data memory, interconnectivity, system security, accuracy and cost.

Over this period we have designed and developed a totally new WIM hardware platform, the new sensor interface hardware has significantly improved resolution and accuracy, we have revolutionised the operator interface, developed sophisticated learning algorithms, increased the memory up to 2 Giga Byte capacity, added full networking capabilities, implemented multi layer security, improved the system clock to GPS accuracy, about 1 second in a million years, integrated independent lane specific temperature linearization with intelligent compensation and produced this remarkable system at a very competitive price.

OPERATOR INTERFACE
The world has moved on in terms of the operator interface, 10 or 15 years ago a 4 line by 20 character LCD display was impressive when coupled to a membrane key pad. Now busy field engineers need and demand a user interface that they can interact with to enter and display the information that’s required efficiently without the added complication of a serial laptop connection and another software application.

Our response to this need has been to develop our system with an integral 7” TFT high resolution colour touch screen display. We have designed the system to have the familiar look and feel of a Windows application with intuitive menus. Of course we have retained the option for an engineer to still connect his laptop to the unit via a local link if he so desirers.

DATA MEMORY
We have developed the system with up to 2 Giga Bytes of memory storage capability, this system is capable of storing vast quantities of data if required to do so. This does not however mean that we have been lax with our file protocol, we are all too aware that data transfer rates need to be quick and efficient, especially with Vehicle by Vehicle (VBV) data records.

INTER CONNECTIVITY
The ability of systems to network over fibre, cable or wireless with complex back office systems coupled with the need for real-time data was the motivator for the inclusion of Ethernet and IP over GPRS connectivity within the unit. This enables each individual stand alone systems to be integrated as a complete system that can be scaled to meet the needs of multiple organisations ranging from enforcement to ITS applications for congestion and active traffic management through to statistical data gathering.

We included full serial RS232 connectivity for streaming local real-time VBV data to an ANPR data pairing server as per the current VIPER protocol and for integration with VMS signs, environmental monitoring and other complementary systems.

We have added full serial connectivity for GPRS, GSM and landline modems, along with the addition of high-speed USB connectivity for local connection.

We also added four configurable output triggers for switching/triggering information displays, cameras or video systems for road safety applications.

SECURITY
The importance of data and system security can not be underestimated especially with the networking of remote systems. In order to protect the system we have added multi level security access in the form of an electronic key and password protection.

The electronic key is in the form of a USB Dongle configured with the access rights specific to the individual’s access level permissions.

The level of available access rights can be set from very basic viewing of real time traffic with no file interrogation, editing or saving allowed and no access to communications settings, through various levels to full Administrator rights.

Each person with access permission regardless of the level of access rights has a personal password. In order to gain access to the system both the electronic key and a valid password are required.

Over the last 18 months we have progressed from the prototype stage and beta testing of pre-production units over a wide a range of conditions on various road types, traffic patterns and volumes ranging from 30MPH urban to Motorway sites to the production and launch of the product.

Even prior to its launch the interest in this new product has been phenomenal, as a company we are extremely proud of what has been achieved and the possibilities that this new product has to offer.

Oh and also we managed to value engineer the system to be extremely competitive in these cost conscious times.

VIPERWIM® Datasheet

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