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7639134 |
Item-level visibility of nested and adjacent containers
An identification device establishes a relative hierarchy of associated containers as logistical units, providing multi-layer visibility of nested and adjacent containers. The relative hierarchy...
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7639117 |
Access control system with energy-saving optical token presence sensor system
An access control system having an energy-saving optical presence sensor system is provided. The access control system includes a relatively lower operating power object presence sensor system for...
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7633378 |
Object identification system with adaptive transceivers and methods of operation
An object identification system includes a monitor and a plurality of transceivers that communicate over a common medium. The monitor includes a first transmitter, a first receiver, and a...
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7633379 |
Pallet content identification mechanism that converts RFID information to corresponding barcode information
A pallet content identification mechanism is a small electronic device that is attached to a pallet. The pallet content identification mechanism reads RFID tags on the pallet using an RFID portal...
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7623021 |
Combined tire pressure monitoring and keyless entry receiver
A system for monitoring conditions within a tire ( 12 ) including a sensor assembly ( 14 ) including a pressure sensor ( 36 ), an accelerometer ( 34 ), a temperature sensor ( 32 ), and a...
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7623827 |
Voltage overshoot protection
A transmission circuit for an RF inductive link, particularly for an implanted device such as a cochlear implant. In a preferred form, the transmission circuit 1 includes a transmitter coil 24 ...
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7616117 |
Reconciliation mechanism using RFID and sensors
An RFID ASIC (Application-Specific Integrated Circuit) that can receive and store digital data from at least one of sensors and A/D converter devices. The ASIC can include one or more of the...
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7616095 |
Electronic token to provide sequential event control and monitoring
The claimed subject matter provides a system and/or a method that facilitates initiating a sequence within an industrial automation environment. A radio frequency identification (RFID) component...
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7616094 |
Radio frequency identification system with write broadcast capability
A Write Broadcast system and method uses a base station to write sent data to all or some selected number (sub group) of tags in a base station field simultaneously. By unselecting the tags that...
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7616093 |
Method and system for identifying expired RFID data
For reducing the frequency with which RFID transponders are read in an RFID system, the RFID system logs a timestamp associated with each read of an RFID transponder along with the tag ID and...
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7612652 |
Battery activation circuit
A system and method for selectively activating a device based on an activate command. A circuit, in low power mode, listens for an activate command. The activate command includes a preamplifer...
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7612650 |
Remote control system and method
Each of a portable device and an in-vehicle unit is provided with respective GPS receivers to determine a portable device position and a vehicle position. The portable device transmits a response...
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7609147 |
Method and apparatus for improving wireless data transmission
A method and apparatus includes at least one transponder or sensor to transmit useful data in an asynchronous mode to at least one reader. Before the start of the useful data transmission, the...
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7605684 |
Method and apparatus for determining the direction of movement of RFID tags and for creating constant-width interrogation zones
The disclosed inventions relate to a method and apparatus for creating one-sided interrogation zones. The disclosed inventions further relate to a method and apparatus for determining the direction...
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7604177 |
Contactless data carrier, interrogator, contactless data carrier system, and method of acquiring data
A contactless data carrier has a measurement port receiving an external signal to be compared, a threshold generator that generates different threshold values, a comparator that compares the...
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7598864 |
IC chip for identification, method for reading out data therefrom, and method for writing data thereinto
In order to eliminate limitation upon the frequency of a carrier wave from externally, this IC chip for identification includes: a power supply section which receives this carrier wave from outside...
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7586398 |
System and method for setting up a universal remote control
A system and method for using an RFID tag to automatically setup and configure a universal remote control to command appliances of various types and various manufacturers.
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7579938 |
Vehicular control system
After a door of a vehicle is locked, a touch switch and a lock switch is disabled for a predetermined time period. A predetermined operation of a holder of a handheld unit to a door handle during...
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7573366 |
Method and system for RF activation of RF interrogators
Described is a method and system for detecting a first trigger event using a trigger device, the trigger device including a trigger sensor and a trigger tag. Listening on a predetermined radio...
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7570176 |
Radio frequency identification tag and a method of operating same
A tag can transmit a tag signal, and responds to receipt of a wireless signpost signal by determining whether the signpost that generated the signal is currently active. When the signpost is...
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7567170 |
Device for reproducing information on a vehicle
A device for reproducing information on a vehicle is provided, wherein a portable transponder unit is part of a keyless access and/or travel authorization system, transmitting a code to a control...
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7564340 |
RFID-UHF integrated circuit
A contactless integrated circuit is provided that includes a RFID communication interface, a UHF communication interface, a data processing unit, an interface multiplexer, a communication mode...
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7564355 |
Adaptively transmitting a signal for activating a tag
Adaptive transmission of a tag activation signal and detection of a tag. By monitoring the effects of a load on a tag activation signal, a signal analyzer adjusts the transmission waveform from...
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7561022 |
System and method for validating radio frequency identification tags
A system for validating each of a plurality of radio frequency identification tags disposed on a web in close proximity to one another to ensure proper functioning thereof includes a narrow angle...
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7557707 |
RFID enabled information systems utilizing a business application
The subject invention provides a system and/or a method that facilitates extending data within an RFID network to a business application. An interface can receive real-time RFID data from a process...
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7548167 |
RF tag and method of manufacturing the RF tag
An RF tag to accompany a conductive object is disclosed that includes an antenna and an integrated circuit connected to the antenna. The antenna includes a first radiating element, a second...
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7545256 |
System and method for identifying a radio frequency identification (RFID) device
To identify an RFID tag in a field of RFID tags, an interrogator sends a series of commands to implement an arbitration scheme. The commands include differentiation, selection, and modulation...
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7541942 |
Method and apparatus for processing signpost signals received by a tag
A tag receives a wireless signpost signal that contains a signpost code, converts the signpost code into location information representative of a physical location of a signpost that transmitted...
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7525437 |
Wireless signal receiver
Information optimal for a place where a user is located is provided to the user by specifying the place in a short range using RFID tags and a terminal which the user holds. To accomplish this, an...
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7511604 |
Method and system for distance determination of RF tags
The present invention relates to a method and system ( 10 ) for distance determination of RF tags ( 4 ) and its applications based on measuring the round trip delay, avoiding deterministic...
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7501944 |
Activation of tracking device
A tracking device obtains container position information, which is communicated wirelessly to a remote site. It is determined if the container is in proximity to an aircraft by detection of...
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7486171 |
RFID tag, system for purchasing service by using RFID tag, and method thereof
An RFID tag used to purchase service related to the RFID tag containing purchase information, a service purchase system using the RFID tag, and a service purchase method thereof. The RFID tag...
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7480752 |
Remote controller and its content downloading and executing method
A remote controller is disclosed to include a housing, a control unit mounted in the housing, a communication unit mounted in the housing and electrically coupled to the control unit and...
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7474199 |
In-vehicle device remote control system
An in-vehicle device remote control system includes a vehicle-side device, a main mobile device that returns a first response signal in response to a request signal transmitted from the...
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7471201 |
RFID tag and merchandise management system
The present invention provides an RFID tag having an identification information response function that wirelessly transmits tag identification information stored in the RFID tag in response to a...
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7471187 |
Door control system and method
In a door control system, in polling collation processing, a start request signal is intermittently transmitted from a vehicle. When a human around the vehicle is detected, a start request signal...
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7451016 |
Industrial robot comprising a portable operating unit which a movable key device for identification of the robot
An industrial robot system including a plurality of industrial robots. Each robot includes a manipulator, a control unit for automatically operating the manipulator, and a movable key device...
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7436286 |
Circuit arrangement and method for increasing the functional range of a transponder
A transponder receives its operating energy from an external source such as a radio signal or a battery. Such transponders are used for example in a vehicle or in a remote sensor. The response...
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7434731 |
Method and apparatus for efficient data transmission from a tag
A tag has circuitry with a communication portion that can transmit and receive wireless signals, including wireless transmission of data blocks that each have a predefined configuration with a...
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7432797 |
Prefetching manifest data in an RFID system
In an RFID system having an edge controller and a tag reader that is operably connected to the edge controller, a manifest of items having RFID tags tracked by the RFID system is identified, and...
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7425887 |
Multi-layered efficient RFID coupler
A RFID coupler capable of selectively communicating with a targeted transponder from among a group of multiple adjacent transponders. The coupler includes a grounded terminal load, a coupling...
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7423516 |
Systems and methods for approximating the location of an RFID tag
In accordance with the teachings described herein, systems and methods are provided for approximating the location of an RFID tag in an RFID system. The RFID system may include a plurality of...
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7423517 |
Transponder with a controllable power-on-reset circuit
In a transponder ( 1 ) and an integrated circuit ( 5 ), the integrated circuit ( 6 ) has a monitoring circuit ( 23 ) to which a d.c. supply voltage (VS) can be fed and by which a signalizing signal...
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7420457 |
System and method for validating radio frequency identification tags
A radio frequency identification tag reading/writing station is adapted to be used with a radio frequency identification tag reader/writer in order to read/write radio frequency identification tags...
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7421249 |
Read-write processing apparatus and method for RFID tag
A read-write processing apparatus communicates with an RFID tag provided with a semiconductor memory to exchange commands and responses through antenna coils. A condition under which only a carrier...
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7414517 |
Radio frequency identification transponder
A radio frequency identification transponder includes a power supply and a dynamic memory array that stores data. When power from the power supply ceases, the data in the dynamic memory array is...
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7408463 |
Radio frequency identification tag
Embodiments of a radio frequency identification tag are generally described herein. Other embodiments may be described and claimed.
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7403743 |
System and method to unlock hidden multimedia content
A consumer electronics device comprises an interrogator and a tag is associated with an accessory for the wireless communications device. The tag stores an identifier that identifies hidden...
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7397378 |
Selectively responsive tag suitable for RFID systems and the like
A tag for RFID applications and the like comprises an antenna supported on a dielectric substrate and having a first electrical length suitable for communication as a transponder. A selectively...
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7388468 |
Method and system to backscatter modulate a radio-frequency signal from an RFID tag in accordance with both an oscillation frequency signal and a command signal
According to one aspect of the present invention, there is provided a method to backscatter modulate a first radio-frequency (RF) signal from a radio-frequency identification (RFID) tag. An...
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