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| Application No. | Application Title | Issue Date |
| 20110001655 | DETERMINING PHYSICAL PROPERTIES OF STRUCTURAL MEMBERS IN DYNAMIC MULTI-PATH CLUTTER ENVIRONMENTS A method for determining a physical property of a structural member in a dynamic multi-path clutter environment is given. The method comprises transmitting an RF interrogation signal to a wireless sensor operable to receive the RF interrogation signal, produce a referen... | 01/06/2011 |
| 20090237290 | RADAR TRANSPONDER A radar transponder which does not have a receiver/transmit switch. A radio frequency coupler of the transponder switches the antenna between the transmitter and the receiver. The coupler connects the receiver, the transmitter and the antenna such that the receiver is c... | 09/24/2009 |
| 20090174593 | METHOD OF MANUFACTURING TRANSPONDER FOR WIRELESS CARD, METHOD OF MANUFACTURING WIRELESS CARD, WIRELESS CARD TRANSPONDER, AND WIRELESS CARD A method of manufacturing a transponder for a wireless card includes forming an antenna coil on a film sheet, short-circuiting both end portions of the antenna coil by a short-circuit portion, mounting an LSI on the film sheet, electrically connecting a terminal of the ... | 07/09/2009 |
| 20090174592 | RFID TRANSPONDER WITH PLL An RFID transponder comprises an antenna for receiving data in a downlink mode and transmitting data in an uplink mode, with a modulation stage for modulating uplink data and a demodulation stage for demodulating downlink data. A class C amplifier is provided, which has... | 07/09/2009 |
| 20080159437 | PULSE TRANSMITTERS HAVING MULTIPLE OUTPUTS IN PHASE RELATIONSHIP AND METHODS OF OPERATION A transmitter provides a plurality of output signals. The transmitter includes a processor, a modulator, a first circuit, and a second circuit. The modulator provides a modulated signal responsive to the processor. The modulated signal includes an amplitude modulated ra... | 07/03/2008 |
| 20080088501 | ELECTRONIC TARGET POSITION CONTROL AT MILLIMETER WAVE FOR HARDWARE-IN-THE-LOOP APPLICATIONS An apparatus for use in controlling a simulated target position in a millimeter wave, hardware-in-the-loop system includes a pair of horns and a conditioning circuit. The conditioning circuit is capable of generating a pair of output millimeter wave signals, each to be ... | 04/17/2008 |
| 20070139221 | Emergency vehicle and locomotive warning system An emergency vehicle and locomotive locating and warning device comprising a transponder for transmitting a radio frequency signal and a multi-signal receiver capable of receiving a signal from the transponder. The multi-signal receiver transmits a signal which indicate... | 06/21/2007 |
| 20070120728 | Radar Warning Receiver with Position and Velocity Sensitive Functions A GPS enabled radar detector dynamically handles radar sources based upon previously-stored geographically-referenced information on such sources and data from the GPS receiver. The detector includes technology for determining the location of the detector, and comparing... | 05/31/2007 |
| 20070080849 | Digital DPSK demodulation method and system An aircraft transponder comprises an antenna for receiving an RF signal a downconverter coupled to the antenna for downconverting the RF signal to an IF signal, an analog-to-digital converter coupled to the downconverter to digitize the IF signal to produce a digital si... | 04/12/2007 |
| 20070069264 | Ferroelectric varactors suitable for capacitive shunt switching and wireless sensing A ferroelectric varactor suitable for capacitive shunt switching is disclosed. High resistivity silicon with a SiO2 layer and a patterned metallic layer deposited on top is used as the substrate. A ferroelectric thin-film layer deposited on the substrate is u... | 03/29/2007 |
| 20070040685 | Miniature radio frequency transceiver The present application describes an electronically powered postage stamp or mailing label and including a radio frequency identification (RFID) device and system mounted between the opposing and facing major surfaces thereof. The RFID device and system includes an inte... | 02/22/2007 |
| 20060262006 | Transponder, including transponder system In a transponder (19) for amplification of a received signal (60) into an antenna (1), to a signal (61) for retransmission, and where the retransmitted signal (61) possibly may have information superimposed, a quenched oscillator (5... | 11/23/2006 |
| 20060176211 | Wafer scale antenna module with a backside connectivity In one embodiment, wafer-scale antenna module is provided that includes: a substrate having a first surface and an opposing second surface; a plurality of conductive contact regions extending from the first surface into the substrate towards the second surface; active c... | 08/10/2006 |
| 20060164291 | System for identification using a transponder powered by solar cells A system for identification of primarily man-made objects is described. A transponder at an object is arranged to be energized by an essentially infrared light beam at 700-1100 nm and sends messages to a reader via an information beam at 700-1100 nm. The transponder is ... | 07/27/2006 |
| 20060044178 | Harmonic wireless transponder sensor and method A method for detecting a latent environmental effect (such as a corrosive environment under insulation) or a latent structural change (such as a crack in a concealed structural member) at a known remote concealed location. The method of the instant invention includes th... | 03/02/2006 |
| 20060017608 | Methods and system suppressing clutter in a gain-block, radar-responsive tag system Methods and systems reduce clutter interference in a radar-responsive tag system. A radar transmits a series of linear-frequency-modulated pulses and receives echo pulses from nearby terrain and from radar-responsive tags that may be in the imaged scene. Tags in the vic... | 01/26/2006 |
| 20050270222 | Transponder, including transponder system In a transponder (19) for amplification of a received signal (60) into an antenna (1), to a signal (61) for retransmission, and where the retransmitted signal (61) possibly may have information superimposed, a quenched oscillator (5... | 12/08/2005 |
| 20050233696 | Method and apparatus for data communication between a base station and a transponder A method and system for data communication between a base station and at least one transponder via a high-frequency electromagnetic carrier signal onto which information packets are modulated. Each information packet has a header section, a middle section, and a trailer... | 10/20/2005 |
| 20050231325 | Radio frequency identification of a connector by a patch panel or other similar structure The device includes a fiber optic cable, a transponder, a panel, an antenna, and a transceiver. The transponder is attached to a fiber optic connector of the fiber optic cable. The antenna is positioned adjacent to the panel. The transceiver is electrically connected to... | 10/20/2005 |
| 20050212692 | 2-d range hopping spread spectrum encoder/decoder system for RF tags An airborne radar interrogates tags on friendly ground vehicles, which when interrogated by a downlink signal from the radar, sends back a very low level uplink message signal that appears noise-like so as to avoid enemy detection and exploitation. This is achieved by r... | 09/29/2005 |
| 20050200515 | Radar transponder In a first aspect, the present invention relates to a transponder (TR) comprising: (i) a receiver and associated receiving antenna (ATR) for receiving incoming radar pulses in a first frequency band (F1) at an unknown pulse repetition rate, (ii) me... | 09/15/2005 |
| 20050179520 | Method and circuit arrangement for holding a control state during inadequate power supply in an RF transponder or remote sensor An RF transponder includes an input circuit, a read/memory circuit, and a circuit arrangement for holding a control state. The circuit arrangement includes a first storage device (e.g. a D-flip-flop) for storing the control state dependent on received control signals, a... | 08/18/2005 |
| 20050128131 | Friend/foe identification system for a battlefield The invention relates to an IFF transponder for ground applications, which comprises: (a) Encoder for forming an interrogating or response sequence of pulses, and conveying the same to a UWB transmitter; (b) A UWB transmitter for getting said interrogating or response s... | 06/16/2005 |
| 20050099301 | Method for fitting a transponder to a metal body, and a transponder module for carrying out the method A method for fitting a transponder with a chip and a coil to a metal body is disclosed. The coil is wound in the form of a bar and is electrically connected at its ends to the electrical connections of the chip, forming a transponder. The transponder formed is introduce... | 05/12/2005 |
| 20050068223 | Analogue regenerative transponders including regenerative transponder systems In a transponder (19) for amplification of a received signal (60) into an antenna (1), to a signal (61) for retransmission, and where the retransmitted signal (61) possibly may have information superimposed, a quenched oscillator (5... | 03/31/2005 |
| 20050062640 | Radar systems The present invention provides a rotating antenna that can be used in combination with a coded modulated transponder as part of a vehicle positioning and tracking radar system. The antenna transmits a pair of frequency-modulated continuous-wave (FMCW) electromagnetic si... | 03/24/2005 |
| 20050012654 | Beacon-on-demand radar transponder A radar transponder is provided that synchronizes the encoding of repeated radar pulses using an envelope detector to detect the envelope of received radar pulse signals. An edge detector detects the pulse edges in the envelope so that code words may be multiplied with ... | 01/20/2005 |
| 20050012653 | Transponder system and method for measurement of separation Separation determination systems for determining the separation between a base station and a transponder, whereby the base station includes an oscillating signal source, for generating a signal and a transmission device for broadcasting the signal. The transponder inclu... | 01/20/2005 |
