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7411503 |
System and method for disabling data on radio frequency identification tags
The disclosed embodiments of the present invention are used to permanently disable or destruct an RFID so that it is no longer possible to read some or all of the data encoded on the RFID tag. In...
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7411507 |
Metal housing with integral antenna for RFID reader/writer
Enhanced physical protection against vandalism for RFID reader/writer units is provided by a relatively thick metal front or housing which also functions as the antenna element of the...
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7408468 |
Apparatus for communication with article having a wireless tag
An apparatus according to an aspect of the invention includes: a first table and a second table on which an article with an RFID tag may be placed; a retaining mechanism for selectively retaining...
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7408467 |
Antenna and RFID tag mounting the same
The RFID tag of the present invention includes the tag antenna, and the LSI chip being connected in parallel with the tag antenna. The tag antenna includes a feeder terminal to which the LSI chip...
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7405656 |
Device and method for encapsulation and mounting of RFID devices
This invention involves encapsulating an RFID device in an encapsulating material by known encapsulating processes to form a domed, encapsulated RFID tag. The encapsulating material may be...
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7403158 |
Compact circular polarized antenna
A circular polarized antenna having an electrically conductive element having a generally annular outer portion and first and second inner members coupled to the outer portion. A ground shield is...
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7403122 |
RFID tag circuits operable at different speeds
Embodiments of RFID tag circuits and methods are described, which include a chip having a clock circuit operable to generate a clock signal having different frequencies, and one or more components...
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7400255 |
Wireless functional testing of RFID tag
Wirelessly testing an RFID tag before it is packaged or otherwise entered into a process reserved for “working” RFID tags is described. Various processes that employ such wireless testing as...
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7400874 |
Integrated circuit comprising a clock-signal generator, smart card comprising an integrated circuit of this kind and associated method for the generation of clock signals
A contactless integrated circuit receiving an RF signal comprises a clock-signal generator to produce a clock signal from a first half wave and a second half wave representing the received RF...
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7398926 |
Apparatus and method for programming an RFID transponder using a constrained field
An RFID transponder programming device uses a strip transmission line to generate a constrained electromagnetic field for programming RFID transponders is featured. The programmer minimizes...
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7400298 |
Radio frequency identification tagging
A RFID tag or label comprises a RFID tag module (comprising an electronic identification circuit and a coupling means) and an antenna structure coupled to the coupling means. The RFID tag module is...
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7400247 |
Asset seal device and method
A device and method of sealing a container comprises a mechanical bolt ( 201 ′) with a circuit disposed thereon. The circuit includes RFID function. When a captivating device ( 203 ) is joined...
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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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7397377 |
Characterizing a cargo container
Characterizing a cargo container and its contents. A system comprising an emitter to emit radio frequency (RF) energy, a receiver to receive an RF response related to the energy, and a processor...
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7391328 |
Radio frequency identification system
A radio frequency identification (RFID) system has a reader, a first antenna, a second antenna and a transponder. The first antenna is electrically connected to the reader, and the reader is used...
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7391325 |
Multifunctional multichip system for wireless sensing
A multifunctional multichip system can operate in a passive mode by using at least one antenna to receive electromagnetic energy and using that energy to perform system functions. The system...
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7388490 |
Methods and systems for locating VOIP terminals for improved 911 service
Systems and methods are presented for providing updated VOIP terminal location information to emergency call service providers, in which RFID tags are positioned at various locations within an...
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7388504 |
RFID standoff label and method of use
A RFID label suitable for use on a metal support surface. In one embodiment, the RFID label includes a substrate having a downwardly extending integral leg. RFID circuitry is disposed on the...
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7388499 |
Electronic tag authentication device and communication adjustment method with electronic tag
The electronic tag authentication device of the present invention authenticates the contents of an electronic tag attached to goods. The electronic tag authentication device comprises an antenna...
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7388501 |
Method of enabling two-state operation of electronic toll collection system
A method and system for communicating state information from a transponder to a reader. The transponder outputs linearly polarized RF signals having either a first polarization, such as horizontal,...
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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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7385523 |
Apparatus and method for downhole well equipment and process management, identification, and operation
A method for operating a downhole tool. The method includes moving an instrument through a wellbore, and the instrument includes a first non-acoustic transponder that is adapted to detect...
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7385512 |
Flexible radio frequency identification label and method for fabricating the same
A flexible radio frequency identification label and a method for fabricating the same are proposed. A first flexible protection layer is attached to a second flexible protection layer to form a...
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7385492 |
Tire distortion detecting method, distortion detector, sensor unit thereof, and tire having the same
A tire distortion detecting method for detecting a detection of the tire during the running of a vehicle, a distortion detector, a sensor unit thereof, and a tire having the same whereby the...
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RE40353 |
Auto hang tag with radio transponder
There is disclosed an automobile hang tag for use in parking control and the like with an integral radio transponder, together with interrogator apparatus associated therewith in a system for...
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7382265 |
UHF RFID tag and method of manufacturing the same
An ultra high frequency (UHF) radio frequency identification (RFID) tag and a method of manufacturing the tag are provided. The tag includes a substrate, a chip attached to the substrate and having...
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7382263 |
Oral drug compliance monitoring using radio frequency identification tags
A device useful for oral drug delivery device consisting of: (a) a capsule, tablet or pill designed to disperse in the gastrointestinal system; (b) an RFID tag positioned in the capsule, tablet or...
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7378972 |
RFID tag
In an RFID tag, a ground portion attached to a magnetic recording medium so as to be electromagnetically coupled to a metal surface inside the magnetic recording medium in a high-frequency band, a...
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7378970 |
Disk tag reading device
A disk tag reading device is a device for reading contents of an electronic tag attached to a disk. A holder which is inserted into a central hole of the disk configures an antenna for...
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7378965 |
Merchandise marking with programmable transponders
Methods and systems for programming programmable transponders are disclosed. An apparatus for programming programmable transponders can include a label supply for supplying labels, a programing...
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7375640 |
System, method and implementation for increasing a likelihood of improved hand hygiene in a desirably sanitary environment
A desirably sanitary environment such as a hospital will have hand hygiene stations dispersed in some of the patient rooms, hallways, common areas, staff bathrooms and the like. Workers entering...
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7375635 |
Deactivatable RFID labels and tags and methods of making same
Disclosed are deactivatable RFID labels and tags in individual and web form, and methods of making same. When it is desired to deactivate the label or tag, the tag or label is subjected to tearing....
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7375626 |
Arrangement of a magnetic coupling coil and a transponder circuit on a vehicle wheel
The arrangement of a magnetic coupling coil ( 2 ) and a transponder circuit ( 1 ) on a vehicle wheel ( 5 ) allows wireless data communication with an interrogation circuit ( 3 ) arranged on a fixed...
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7375636 |
Apparatus and method for real time functional testing of RFID tags
A highly efficient and versatile system for high speed functional testing of finished RFID tags. Common materials are used in key areas, like the antenna enclosure 3 a and 3 b , to cut the cost...
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7375633 |
Methods and systems for in-line RFID transponder testing
Methods and apparatus for testing the health of each of a plurality of RFID transponders is provided. The apparatus includes an antenna support assembly including an antenna support body and an...
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7372366 |
Seal method and system for packages
A seal for a package includes a circuit having electrical characteristics that change under mechanical deformation and an attaching material coupled to the circuit and for attaching the circuit to...
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7368032 |
RFID label technique
An RFID webstock containing a relatively high pitch-density array of semiconductive chips is provided and joined to a web bearing relatively widely spaced antennas in a continuous process. The RFID...
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7358848 |
Wireless remote sensor
An integrated circuit implements a wireless remote sensor. The wireless remote sensor includes an antenna coupled to an energy distribution unit to allow passive collection of electrical charge. A...
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7355516 |
Method and apparatus for protecting culinary products
A microwave-resistant and waterproof security tag for use with food products, especially meat products. The security tag includes a pair of single, open loop conductive traces in between which is...
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7353997 |
RFID barcode and RFID barcode reading system
A radio frequency identification (RFID) barcode includes a plurality of sets of conductive strips and a plurality of inductors, wherein each of the plurality of sets of conductive strips...
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7352213 |
Ac powered logic circuitry
The use of an alternating current (ac) source to power logic circuitry can support satisfactory device performance for a variety of applications, while enhancing long-term stability of the...
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7352277 |
Antenna for tire pressure information sending apparatus and tire pressure information sending apparatus using the same
An antenna 1 for a tire pressure information sending apparatus is constituted by a circuit board provided with feeding electrodes and a radiation electrode 8 having a loop surface substantially...
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7352285 |
IC tag mounting on a harness and harness mounting method
An IC chip and a minute antenna for conducting transmission with a weak radio wave are mounted on a male connector. An auxiliary antenna for amplifying the weak radio wave emitted by the minute...
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7348890 |
Pest control techniques
A pest control system ( 20 ) includes pest control devices ( 110 ) installed about an area or building ( 22 ). These devices ( 110 ) each include a bait member and a communication circuit. The...
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7348886 |
System and method to track inventory using RFID tags
System and method for tracking inventory of a multiplicity of products. First RFID tags are associated with respective products or groups of products. Second Active RFID tags are associated with...
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7345635 |
Apparatus for encapsulating radio frequency identification (RFID) antennae
An apparatus capable of being retrofitably installed on a conveyor having a radio frequency identification (RFID) system is disclosed. The apparatus includes a non-metallic frame and multiple...
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7345587 |
Electronic article tracking system for retail rack using loop antenna
A fixture for use in a retail store is provided including a loop formed from a conductive material and adapted to support hanging articles, the loop having a first and second end, the first and...
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7342490 |
Radio frequency identification static discharge protection
Methods and apparatuses for the protection of radio frequency identification (RFID) devices are described. In one aspect, a static dissipative material is applied to a web of antenna structures. A...
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7342513 |
Aircraft interior wireless communications system
A wireless communications system suitable for use within an aircraft, such as a part of a wireless emergency lighting system (WELS) is provided. In an aircraft, EXIT signs are located throughout...
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7342500 |
Compact microstrip transponder antenna
A transponder formed on a circuit substrate having a longitudinal axis and a transverse axis. An antenna is disposed on one side of a transverse axis, extending in a longitudinal direction, and the...
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