Security system and portable device usable therein
First Claim
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1. A security system for use with a locked subject having a lock that can be electronically activated, the security system comprising:
- a mechanical key for mechanically opening and closing the lock of the locked subject;
a portable device having a wireless communication function and including a key retainer for retaining the mechanical key;
an activation controlling means for performing wireless communication between the locked subject and the portable device, wherein the locked subject outputs a request signal during the wireless communication, the portable device outputs an ID code signal in response to the request signal, and the activation controlling means controls the activation of the lock in accordance with the ID code signal; and
a notifying means for notifying a driver whether the mechanical key is retained in the key retainer.
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Accused Products
Abstract
A security system for notifying a driver that a mechanical key is being retained in a portable device. The portable device has an indicator that is illuminated when the mechanical key is not retained in the portable device.
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Citations
18 Claims
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1. A security system for use with a locked subject having a lock that can be electronically activated, the security system comprising:
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a mechanical key for mechanically opening and closing the lock of the locked subject;
a portable device having a wireless communication function and including a key retainer for retaining the mechanical key;
an activation controlling means for performing wireless communication between the locked subject and the portable device, wherein the locked subject outputs a request signal during the wireless communication, the portable device outputs an ID code signal in response to the request signal, and the activation controlling means controls the activation of the lock in accordance with the ID code signal; and
a notifying means for notifying a driver whether the mechanical key is retained in the key retainer. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A security system for use with a locked subject having a lock that can be electronically activated, the security system comprising:
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a mechanical key for mechanically opening and closing the lock of the locked subject;
a portable device including a key retainer for retaining the mechanical key, the portable device performing wireless communication with the locked subject;
an operation portion arranged on the portable device;
a manual activation controlling means including a first control for performing control of the wireless communication between the locked subject and the portable device, and a second control for sending an ID code signal to the locked subject and activating the lock when the operation portion is operated; and
a disabling means for disabling at least one of the controls of the manual activation controlling means when the key retainer is not retained in the mechanical key. - View Dependent Claims (8, 9, 10, 11)
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12. A portable device for use in a security system that includes a locked subject having a lock, wherein the security system controls opening and closing of the lock in accordance with an ID code signal, the portable device comprising:
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a key retainer for retaining a mechanical key that mechanically opens and closes the lock; and
a key detector for detecting whether the mechanical key is retained in the key retainer, wherein the portable device is operable for outputting the ID code signal. - View Dependent Claims (13, 14)
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15. A security system comprising:
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a lock;
a mechanical key for mechanically opening and closing the lock;
a portable device including a wireless key that performs wireless communication and includes a key retainer for retaining the mechanical key;
a lock controller for opening and closing the lock when wireless communication with the wireless key is established;
a sensor arranged in the wireless key to detect whether the mechanical key is retained in the retainer; and
a notifying device for notifying a person carrying the portable device that the mechanical key is being retained in the key retainer. - View Dependent Claims (16, 17, 18)
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Specification