Class / Patent application number | Description | Number of patent applications / Date published |
235451000 | Capacitive | 30 |
20090084846 | INFORMATION READING APPARATUS AND INFORMATION READING METHOD - A portable information reading apparatus includes: a first antenna which has a loop or spiral like shape and is provided in a plate-like manner on one surface of an outer shape; a second antenna which is provided in a plate-like manner on a side face of the one surface, has a loop or spiral like shape, and has a smaller size in a short axis than that in a short axis of the first antenna; and a control part adapted to communicate with a non-contact type IC chip by using the first or second antenna and obtain the information recorded on the IC chip, in which when the information is obtained from the IC chip via the second antenna, the control part determines whether the information obtained via the second antenna is a search condition for searching for the information recorded on the IC chip. | 04-02-2009 |
20090266895 | Apparatus for communicating with RFID tag - This disclosure discloses an apparatus for communicating with a RFID tag comprising: a feeding device configured to feed a tag medium; an antenna for label production and an antenna for information acquisition that can respectively transmit/receive information to a RFID circuit element for label production or for information acquisition; an antenna switching control portion configured to switch so as to selectively transmit an inquiry signal to the RFID circuit element for label production or for information acquisition; and a mode processing portion configured to carry out processing corresponding to a communication processing mode or an information acquisition processing mode. | 10-29-2009 |
20090266896 | Methods and Systems of Attaching a Radio Transceiver to an Antenna - Methods and systems of attaching a radio transceiver to an antenna. At least some of the illustrative embodiments are systems comprising an antenna and an integrated circuit configured to operate as a radio transceiver. The antenna comprises a ground plane having a first edge surface, and an active element having a second edge surface. The ground plane and the active element are retained together such that the first and second edge surfaces are substantially coplanar and form an antenna edge. The integrated circuit is configured to operate as a radio transceiver, and the integrated circuit is mechanically coupled to the edge of the antenna and electrically coupled to the active element. | 10-29-2009 |
20090294537 | Electronic Tag - A printed electronic tag ( | 12-03-2009 |
20100012725 | AUTHENTICATION SYSTEM INCLUDING ELECTRIC FIELD SENSOR - An authentication system for reducing the power consumed during an authentication process and shortening the authentication time includes an electrode plate. The electrode plate has a unique shape that defines an authentication key. An electric field sensor detects capacitance corresponding to the shape of the electrode plate to generate a detection signal. A signal monitor compares the detection signal of the electric field sensor with a preset signal and generates a determination signal indicating the comparison result. | 01-21-2010 |
20100084466 | METHOD OF FORMING AN AUTO-CALIBRATION CIRCUIT OR LABEL - A method of forming and using an auto-calibration circuit or label on a test sensor includes providing a label or circuit. The label or circuit includes a first layer, a second layer and a lamination portion. The second layer is located between the first layer and the lamination portion. The first layer includes polymeric material. The second layer includes conductive material. The label or circuit is applied to the test sensor via the lamination portion. After applying the label or circuit to the test sensor, portions of the second layer are ablated using a laser to form an auto-calibration pattern on the label or circuit. | 04-08-2010 |
20100084467 | RFID Tag and Driving Method Thereof - The wireless tag includes a circuit which receives an AC signal from the outside and detects an envelope, a detection circuit which detects the level of electric power supplied from the outside and outputs a potential corresponding to the detected electric power, a protection circuit which changes an impedance of a circuit receiving the electric power in accordance with the electric power output from the detection circuit, a selection circuit portion which selects whether the electric power output from the detection circuit is input to the protection circuit. | 04-08-2010 |
20100206952 | CAPACITIVE DATA BODY AND DATA READING DEVICE THEREOF - Capacitive data electrostatically recorded on a medium such as cards, papers, and labels is read by shifting the medium and the data reading device opposite to each other. The capacitive data is formed in multiple kinds of different widths and contains a plurality of electrode planes | 08-19-2010 |
20110057038 | ANTENNA, AND RADIO FREQUENCY IDENTIFYING DEVICE AND METHOD - A radio frequency identifying device minimizes a null point area within a radiation pattern by horizontally or vertically vibrating an antenna plate radiating a radio frequency beam by using at least one vibration motor. | 03-10-2011 |
20110101098 | METHOD AND DEVICE FOR IDENTIFYING AN ELECTRONIC CODE - A method and device for reading an electronic code. An alternating electrical signal is brought to the code being measured with the aid of electrodes, and the current or voltage travelling through the electrodes is measured. The real and the imaginary components of the current or correspondingly the voltage are defined. The electrodes, being on an essentially lossless surface, an angle correction is made to the real and imaginary components of the current or the voltage in such a way that substantial changes in the current take place only in the imaginary component of the current or voltage. | 05-05-2011 |
20110266347 | ELECTRONIC INKS AND DISPLAYS AND IMAGE DISPLAYING METHODS - An electronic ink containing charged particles includes a combination of resin particles, a pigment, and a charge director. The resin particles exhibit an average particle size less than 1.0 micron and contain a resin that exhibits a molecular weight of 500 to 20,000. The pigment is loaded on the resin particles. The charge director can physically associate with the resin particles. The charged particles may be negative or positive. | 11-03-2011 |
20120018514 | MEMS barcode device for monitoring medical systems at point of care - This invention relates to a novel wireless barcode MEMS canary which can be embedded in electronic systems that can be monitored at any time for their degradation over a period of time until they fail. By establishing the relationship between the healthy state of the barcode and its degradation to that of the electronic system and the components, the residual life of the system can be established and preventive measures can be taken before part failure. | 01-26-2012 |
20120067954 | SENSORS, SCANNERS, AND METHODS FOR AUTOMATICALLY TAGGING CONTENT - A content tagging and management capability is provided for enabling automatic tagging of content and management of tagged content. A sensor is configured for supporting automatic content tagging of content captured by a content capture device. The sensor may be configured for storing object data associated with an object, where at least a portion of the object data is stored securely, and communicating at least a portion of the object data toward the content capture device contemporaneous with a content capture operation by the content capture device. A sensor scanner is configured for supporting automatic content tagging of content where a sensor is used in conjunction with a content capture device. The sensor scanner may include a processor configured for storing object data associated with an object having a sensor associated therewith, and initiating propagation of the object data toward the sensor for storage by the sensor when permission to interface with the sensor is verified. | 03-22-2012 |
20140217176 | Method for Interaction of a Data Carrier with an End Device - A method is provided for interaction of a portable data carrier with an end device. The data carrier comprises a transducer arrangement having at least one or a set of capacitive transducer elements which are arranged on or in the data carrier at defined positions in relation to the geometry of the data carrier, at least one contactless interface, and a dedicated energy supply. The end device comprises a capacitive display screen having a touch-sensitive display, wherein the data carrier generates via the capacitive transducer elements signals which, when the data carrier is placed onto the display screen, are picked up by the display screen of the end device and evaluated as input signals through the end device. | 08-07-2014 |
20150136853 | LOW-COST CAPACITIVE SENSING DECODER - A low-cost system comprising a pattern arranged to encode information and a decoder for decoding the information encoded in the pattern is described. In particular, the mechanism employs a capacitive sensing technique. Electrodes are arranged (or stimulated, during operation) to each generate an electric field, and sense disturbances on the electric field caused by the pattern when the pattern is positioned over the electrodes. The spatial arrangement of the pattern allows information to be encoded on a strip or surface and decoded by capacitive sensors arranged to detect disturbances caused by possible patterns. The resulting solution is cheaper and less complex than optical solutions, e.g., barcodes and optical barcode readers. The mechanism may be used in a glucose meter for encoding and decoding an identifier for distinguishing batches of glucose meter test strips. | 05-21-2015 |
20150302226 | SYSTEM FOR IDENTIFYING ID AND ID CARD USING THE SAME - A system for identifying identity (ID) and an ID card using the same are provided in the present invention. The ID card utilizes a specific ID reader to identify the ID of the ID card. The ID card includes a card case, a plurality of disposing positions for electrodes and at least a specific conductor electrode. The disposing positions are disposed in the card case. The specific conductor electrode(s) is/are disposed on at least one of the disposing positions according to the ID of the ED card. The specific card reader includes a flat panel sensor. When the ID card is close to the flat panel sensor of the card reader, the flat panel sensor senses the position of the conductor electrode(s) to determine the ID of the ID card. | 10-22-2015 |
20150356326 | METHOD FOR CAPACITIVELY IDENTIFYING A CONTAINER WHICH COMPRISES AN ELECTRICALLY CONDUCTIVE MATERIAL - The invention relates to a method and system for the capacitive identification of a container which is filled with an electrically conductive liquid. In this case, a container or the content thereof is identified by capacitive coupling by a surface sensor. The invention further relates to a use of the method or system, for example for distinguishing different electrically conductive liquids. | 12-10-2015 |
20160134025 | ANTENNA ARRAY WITH ASYMMETRIC ANTENNA ELEMENTS - An RFID reader is provided that includes an antenna array comprising multiple antenna elements circumferentially distributed around a longitudinal axis of the antenna array. Each antenna element includes multiple patch elements disposed above one or more underlying substrates, wherein the patch elements of each antenna element are disposed on an outer side of the antenna element. Further, one or more of the antenna elements is an asymmetric antenna element, wherein a first end of the asymmetric antenna element is wider than a second, opposite end of the asymmetric antenna element, wherein a first patch element disposed proximate to the first end of the asymmetric antenna element is larger than a second patch element disposed proximate to the second end of the asymmetric antenna element, and wherein a resonant frequency associated with the first patch element is approximately the same as a resonant frequency associated with the second patch element. | 05-12-2016 |
20160180124 | RFID MOBILE WORKSTATION DEVICE | 06-23-2016 |
20160180125 | RFID READER ANTENNA PORT ISOLATION | 06-23-2016 |
20160188930 | PORTABLE RFID READING TERMINAL WITH VISUAL INDICATION OF SCAN TRACE - A method of reading RFID tags may include providing a device that can read barcodes and RFID tags. The barcodes may be attached to an object and respectively having a predetermined sequential read order. While reading the barcodes in the predetermined sequential read order, outputting an interrogation signal to RFID tags so that the RFID tags can be read while the barcode reader moves to sequentially read the barcodes in the predetermined sequential order. | 06-30-2016 |
20160379026 | SYSTEM FOR THE DYNAMIC READING OF DATA FROM TRANSPONDERS - A system is provided for dynamically reading data from transponders of tires disposed laterally on a same side of a vehicle. The system includes antennas, a sensor for each antenna, a reader, a controllable switch, and a programmable logic controller. The antennas are arranged to receive data transmitted by the transponders. Each sensor is positioned upstream of an effective reading area covered by a corresponding one of the antennas, and each sensor transmits a signal associated with passage of a tire. The reader is arranged to couple to the antennas in order to read and store data from the transponders. The switch is positioned between the antennas and the reader to provide a selective coupling between the reader and each of the antennas. The controller controls the switch as a function of wheel-passage sensor signals. | 12-29-2016 |
20170235980 | DOUBLE-FREQUENCY MULTI-PROTOCOL MULTIFUNCTIONAL NEAR FIELD COMMUNICATION INTEGRATED SYSTEM AND APPLICATION METHOD | 08-17-2017 |
20170235982 | SYSTEMS AND METHODS FOR SYNCHRONIZING A PLURALITY OF RFID INTERROGATORS IN A THEATRE OF OPERATION | 08-17-2017 |
20180025191 | RFID APPARATUS AND METHOD FOR COMMUNICATING WITH AT LEAST ONE RFID TRANSPONDER | 01-25-2018 |
20180025193 | System and Method of RFID Portals | 01-25-2018 |
20190147204 | READER FOR MEDICAL IMPLANTS | 05-16-2019 |
20190147205 | READING APPARATUS | 05-16-2019 |
20190147206 | INFORMATION STORAGE DEVICE AND INFORMATION READOUT DEVICE | 05-16-2019 |
20220138443 | PAYMENT TERMINAL EVALUATOR - A payment terminal evaluator includes a contact structure and a card structure. The contact structure intersects a rectangular space such that part of the contact structure is within the rectangular space and part of the contact structure is outside of the rectangular space. The card structure extends from the contact structure and is positioned entirely within the rectangular space. The card structure includes a top surface, a bottom surface, a first side surface between the top surface and the bottom surface, a second side surface between the top surface and the bottom surface, a first tab defined in part by the top surface, the bottom surface and the first side surface, a second tab defined in part by the top surface, the bottom surface and the second side surface, and an opening between the first tab and the second tab. | 05-05-2022 |