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7388500 |
Enhanced mechanism for radio frequency identification reader
The invention relates to an enhanced mechanism for RFID reader which includes: an antenna for receiving a RFID signal transmitted from an object under test and outputting the RFID signal to the...
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7385502 |
Locator beacon
A locator system includes a transmitter unit that is located on one side of a wall or barrier and generates a locator signal when activated and a receiver unit element that is located on the other...
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7378967 |
RFID tag sensitivity
Systems, methods, or computer program products may collect information about the performance of individual RFID tags. In particular, signal strength and/or signal sensitivity of individual RFID...
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7356071 |
Method and apparatus for estimating signal-to-noise ratio based on dedicated physical channel pilot symbols
The present invention is related to a method and apparatus for estimating signal-to-noise ratio (SNR) based on dedicated physical channel (DPCH) pilot symbols in a wireless communication system. A...
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7346477 |
Testing a station's response to a reduction in wireless signal strength
Techniques for testing a station, such as a wireless-enabled device, are described. A first method relates to evaluating a station configured to communicate with at least one access point. Another...
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7323991 |
System and method for locating and communicating with personnel and equipment in a facility
This invention provides a system and method for identifying, locating, authorizing by proximity and communicating with equipment and personnel in a facility that generally employs a series of...
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7323988 |
Personal item reminder
A system and method are provided for allowing users to verify the presence of personal items. RFID tags are attached to personal items, and the items are entered into a list. The user makes travel...
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7321297 |
Property supervisory control system
The present invention relates to a property supervisory control system. The property supervisory control system operates with an image-capturing device, combines, and outputs a warning signal and...
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7295109 |
Monitoring system
The monitoring system has a monitoring apparatus and an access point that wirelessly communicates with the monitoring apparatus. The monitoring apparatus sends a wireless signal to the access...
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7292137 |
Energy efficient passive entry system
A passive entry system for a vehicle is provided that includes a vehicle-based communication module mounted in the vehicle and a portable communication device. The vehicle-based communication...
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7274292 |
Proximity management system and method using radio-frequency identification tags
A master controller for managing items tagged with radio-frequency identification (RFID) tags includes a transceiver to transmit interrogation signals to the RFID tags and to receive response...
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7271736 |
Emergency vehicle alert system
An alert transceiver in commuter vehicles in a line-of-site warning area receive line of sight (LOS) alert signals from another vehicle, such as an emergency vehicle. Upon detecting the LOS alert...
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7271715 |
Personal articles tracking
A personal articles tracking system, method and apparatus. In the system of the invention, a radio frequency identification (RFID) reader can be coupled to a tracking processor. A data store...
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7265679 |
Apparatus and method for indicating onset of high-voltage at an output locus of a signal converter device
An apparatus for indicating detection of an onset of a high-voltage condition at an output locus of a signal converter device, the signal converter device including a switching network for...
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7259682 |
Child distance and water immersion alarm
The invention concerns a system and a method of monitoring live beings, which combines zone and water alarms, including an alarm unit to be arranged on a being's body and a portable alarm centre...
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7256694 |
Automatic lid opening and closing system for a waste container
A lid opening and closing system for a waste container having an opening and a lid for covering the opening, the system including a proximity sensor, which may be a capacitive proximity sensor, for...
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7242290 |
Testing methods for use with boxes
A method for testing the installation of a box includes the steps of closing the lid of the box, transmitting a signal from the box; noting the absence of an annunciation; and variously...
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7233242 |
Arrangement and method for setting a transmit power
A transmit antenna ( 3 ) is supplied with energy by a power supply unit ( 2 ). An electrical value characteristic for the transmit power is compared to a comparison value and the length of a time...
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7190264 |
Wireless computer monitoring device with automatic arming and disarming
A monitoring system for a valuable item, such as a digital device, has a base unit affixed to the valuable and a remote unit carried by a person responsible for the valuable. Signals are exchanged...
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7151446 |
System for tracking and locating an object using a cellular network
The present invention is directed to a position isolation system comprising at least one portable cellular transmitter adapted for wireless data communication via an associated cellular...
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7151441 |
Vehicle burglar alarm system with GPS recognition
A vehicle burglar alarm system includes a global position system installed in a vehicle for receiving a satellite signal, and an on-vehicle main unit installed in the vehicle and electrically...
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7148802 |
Direction finder and locator
A direction finder is disclosed that is a hand-held device used to locate a vehicle in a parking lot using a two way radio link, operating in an unlicensed freely available band of the radio...
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7142120 |
Item finding using RF signalling
Methods and apparatus are provided for locating one among many items equipped with RFID tags. The apparatus comprises a portable system interrogating the RFID tags and receiving responses therefrom...
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7135967 |
Method for locating an asset
The present invention is directed to a method of asset location. The method includes the step of linking at least one portable transmitter system with a selected asset. A cellular communication is...
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7132940 |
Warning system and method for monitoring the availability of medical aids for a patient
A method and system for monitoring the availability of medical aids for a patient. A first signal transmitter is mounted on the aid for transmitting first electromagnetic signals. A second signal...
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7123143 |
Wireless signature management system
A portable electronic signature system includes a base unit and a wireless remote unit that incorporates graphic tablet digitizer for signaling to a PC of the base unit signature data of a stylus...
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7123138 |
Home resource controller system
A system utilizing a transmitter emitting a unique signal and a base station receiver having a database of household members is used to ascertain the identity of household members who are home at...
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7119677 |
Personal monitoring system
A system for monitoring movement of a person. The system includes a mobile transmitter that is affixed to the person to be monitored. The transmitter transmits radio signals to a receiver that may...
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7113089 |
Object locator standing alone or embedded in the existing device
This invention provides an object locator to locate a variety of target objects. A selective directional transceiver is used to determine the relative direction of the target object, even in a...
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7106191 |
Child distance monitoring and alerting system
A child distance and alerting system comprising a transmitter unit to be attached to a child's clothing and a receiver unit to be carried by a parent or guardian supervising the child, for...
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7102511 |
Radio wave detection device
A radio wave detection device including an electric wave receiving/amplifying circuit, a rectifying circuit, a peak-to-peak amplifier, a central processor, a power supply, a reference resistance...
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7095319 |
Method and apparatus for location search of portable device in wireless communications system
There is disclosed a location search system which detects a position coordinate of a data processing device based on received radio wave information transmitted from the data processing device...
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7079025 |
Reconfigurable geolocation system
A portable reconfigurable geolocation system is provided. The system includes a portable user node and one or more portable pseudolite nodes in communication one another and with the user node....
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7064661 |
System for controlling and determining location and security model
A control and detection system for control of an object connected to the system, and for detection of object location in case of disappearance, theft or shifting of object, whereby the system has...
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7023350 |
Personal protection device
An electronic personal monitoring device that informs the user, i.e. tutor or guardian, when an unauthorized person has come too close to the protected person, i.e. target person, or when the...
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7009522 |
Object-proximity monitoring and alarm system
A weight-sensitive mat or other sensor determines whether a child seat in a vehicle is occupied, a transmitter is proximate to the sensor, and a keychain fob or other portable unit includes a...
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6992584 |
Mobile device comprising a GPS receiver
A mobile device (MS) is disclosed comprising a GPS receiver ( 14 ) and an audible alarm ( 13, 15 ) configured to sound, during operation of the GPS receiver, in response to either adverse...
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6992581 |
Method and apparatus for attenuating of a broadcasting received signal for achieving a better distance resolution in monitoring systems
A receiving unit and method for determining the distance of an object from a receiving unit in a monitoring system, the receiving unit receives transmitted signals, the receiving unit comprises an...
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6975234 |
Surveillance and remote alarm system for persons subject to limitation of freedom of movement
A surveillance and remote alarm system for persons subject to limitation of freedom of movement includes a fixed unit placed in the area within which the person can move and a personal bracelet...
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6960996 |
Device for locating trapped victims and a method of operating such a device
A locating device, particularly for locating trapped victims under avalanches, under debris or under collapsed buildings, equipped with a receiving unit ( 6 - 13 ) for signals from transmitters and...
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6958692 |
Personal organizer equipment
Location-dependant personal organizer apparatus for operation with a memory for storing a plurality of appointment entries, each appointment entry including data specifying a time and a place; the...
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6956480 |
Electronic apparatus including a device for preventing loss or theft
A mobile telephone includes a control device, which comprises a receiver to receive an enabling signal and a controller to enable operation of the mobile telephone in dependence upon the enabling...
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6946958 |
Contactless data storage medium
A contactless data storage medium has at least two antennas, in each case for different transmission bands. This makes it possible to configure a data storage medium such that it can be operated...
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6924738 |
Method for locating a transmitter and receiver device
A method, and a device for its implementation, for locating a transmitter and receiver device, are provided. At least one first transmitter and receiver device transmits a request with a...
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6917290 |
Zone detection locator
A method and apparatus for a zone detection system in which assets and personnel to be monitored are assigned a transmitter that emits a transmitter signal that includes a common code and a unique...
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6909367 |
Method of determining the exact location of an individual in a structure
A method of determining the exact location of an individual in a structure includes at least one transmitter unit, at least three receiver units and a central processing unit (CPU). A single...
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6897783 |
Electrical injury protection system using radio frequency transmission
A personal electrical injury protection system is provided which can be worn by electricians, construction workers, or other individuals working around or with low-voltage lines (i.e. generally...
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6888456 |
Method and apparatus for detecting movement of an object and measuring tolerable distance
A method and an apparatus for determining whether an object is moved are provided. The object is disposed in a communication system having many base stations. The apparatus includes a receiver, a...
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6879257 |
State surveillance system and method for an object and the adjacent space, and a surveillance system for freight containers
The objective of the present invention is to detect, using a universal method, any “movement” inside of the object being monitored, while maintaining the security of a container. The movement...
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6873257 |
Vehicle location device
A position locating device for identifying the distance and direction from a first object located with a user to a second object. The first object transmits a signal to the second object. The...
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