Silent Sentry

Robert Simpson, Managing Director of RDS Innovations Limited, has developed an automatic door security system that prevents unauthorised home penetration through the front/rear door. The system outlined at conception entailed automatically blocking of the door to allow occupants to identify callers; however it soon became apparent that the system could do a lot more. Once the system has been activated via a motion sensor, a very strong metal arm is moved around the opening leaf of the door to restrict door movement. This is the primary function of the unit, however when the system determines that it is under serious attack by way of a caller attempting to unlawfully gain entry by forcing the door a number of steps are taken to force the attacker to think again. The first thing an attacker will notice is a loud siren and flashing lights, making all neighbours aware that there is a problem. If this does not stop the attacker then a further set of steps can be taken if the unit has been adapted to incorporate the following technology.

The first step will be a spray system automatically covering the attacker with a non-toxic UV based liquid that only shows up under ultraviolet light, this liquid contains a unique fingerprint using approved DNA technology, the DNA code installed will be synonymous to that specific security device allowing the police when the individual is arrested to place that individual at the scene of the attack.

The system can also be configured to contact the local police monitoring station and alert them of a serious attack.

The system can also be fitted with video surveillance equipment, allowing the police to have clear video evidence of the attack.

The system design is modular in approach, allowing a range of products to be developed, to cover a wide-ranging market. At the start, the product is aimed at the elderly or vulnerable members of society, however a wider market exists. Any house with children, people who cannot or do not use a door chain, can benefit from this system. A product similar in conception and widely available is a door security chain/bar, but in reality they are totally different.

The first immediate benefit is the unique level of automation featured within the system. Although it is able to sense its current situation and make decisions based on readings, the system never forgets to 'put the chain on'. The interaction between the user and the system is seamless; anyone of any age or technical background can use it. The reaction of such a system to violent attack has never been witnessed before, the dual-stage alarm feature will reduce false alarms, controlling the deployment of visual and audible defense mechanisms, and uniquely using a marking liquid in a domestic consumer product.

Main Advantages:
The main advantage of this system is the op-out only operation, making sure people do not forget to check the identity of a caller before allowing them access to their homes. Taking into account the system's inherent strength, the company, security companies and police crime prevention officers throughout the UK believe that it will reduce such crimes as forced entry, home invasion, bogus callers and distraction/aggravated burglaries, and ease the fear associated with such crimes.


Further Details
This automatic access control system was given the name Silent Sentry by the licensees of the Intellectual Property retained by RDS Innovations Limited. For information to date go to http://www.silenttechnologies.com


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