Search results
Results from the WOW.Com Content Network
Remote controls send a digital code word to the receiver. If the receiver determines the codeword is acceptable, then the receiver will actuate the relay, unlock the door, or open the barrier. Simple remote control systems use a fixed code word; the code word that opens the gate today will also open the gate tomorrow.
Prior to remote keyless systems (RKS), several manufacturers offered keypad systems which did not allow "remote entry" per se, but allowed a user to enter a vehicle without a key by entering a code on a multi-button keypad on the driver door or pillar — to unlock the driver door. Subsequent code presses could unlock all doors or the trunk ...
Most key codes are blind codes, and publication of code books or software is restricted to licensed locksmiths in most jurisdictions for security reasons. [ citation needed ] Some locksmiths also create their own blind coding systems for identifying key systems they installed, or for customer identification and authorization in high security ...
A smart lock is an electromechanical lock that is designed to perform locking and unlocking operations on a door when it receives a prompt via an electronic keypad, biometric sensor, access card, Bluetooth, or Wi-FI from a registered mobile device. These locks are called smart locks because they use advanced technology and Internet ...
Electric locks use magnets, solenoids, or motors to actuate the lock by either supplying or removing power. Operating the lock can be as simple as using a switch, for example an apartment intercom door release, or as complex as a biometric based access control system. There are two basic types of locks: "preventing mechanism" or operation ...
A keycard lock is a lock operated by a keycard, a flat, rectangular plastic card. The card typically, but not always, has identical dimensions to that of a credit card , that is ID-1 format . The card stores a physical or digital pattern that the door mechanism accepts before disengaging the lock.
Currently, many luxury makers also allow the windows to be opened or closed by pressing and holding a button on the remote control key fob, or by inserting the ignition key and holding it in the lock or unlock position in the external driver's door lock. The remote locking system confirms successful locking and unlocking through either a light ...
Modern time delay combination locks can have many functions such as multiple different codes, pre-set time lock settings (open and close times), pre-set vacation times (e.g. Christmas Day), dual code facility, and a full audit trail providing a detailed record of the lock history showing who opened the lock, when and how long it was open. [3] [4]