Matches 1 - 50 out of 240 1 2 3 4 5 >


Match Document Document Title
US20150035707 SLOTLINE ANTENNA  
An inventive antenna comprises two antenna elements forming a planar slotline antenna. The antenna furthermore comprises absorber elements surrounding the antenna elements on two layers. The...
US20120038522 ANTENNA CHARACTERISTIC MEASURING SYSTEM AND ANTENNA CHARACTERISTIC MEASURING METHOD  
There is provided an antenna characteristic measuring system which includes a measuring point scanner to scan a measuring point, an antenna gain measuring device which measures an antenna gain of...
US20140361937 METHOD FOR RF TESTING UTILIZING A TEST FIXTURE  
One embodiment provides a system, method, and test fixture for performing RF testing of an electronic device. An RF antenna is received in a base plate. One or more guides are positioned on the...
US20130321222 METHOD FOR RF TESTING UTILIZING A TEST FIXTURE  
One embodiment provides a system, method, and test fixture for performing RF testing of an electronic device. An RF antenna is received in a base plate. One or more guides are positioned on the...
US20110102275 RF TEST FIXTURE AND METHOD FOR SECURING A WIRELESS DEVICE FOR RF TESTING  
A system and method for testing RF characteristics of a wireless device. The wireless device is placed on a base plate of a test fixture. One or more guides are positioned for securing the...
US20130106663 RADIO FIELD INTENSITY MEASUREMENT DEVICE, AND RADIO FIELD INTENSITY DETECTOR AND GAME CONSOLE USING THE SAME  
The present invention provides a radio field intensity measurement device having a display portion with improved visibility, in the case of measuring a weak radiowave from a long distance. In the...
US20110102276 MULTIDIMENSIONAL RF TEST FIXTURE AND METHOD FOR SECURING A WIRELESS DEVICE FOR RF TESTING  
A system and method for testing RF characteristics of a wireless device. The wireless device is positioned in an x-position and a y-position of a horizontal plane of a test fixture. An RF antenna...
US20140071001 METHOD FOR SECURING A WIRELESS DEVICE FOR RF TESTING  
A system and method for testing RF characteristics of a wireless device. The wireless device is positioned in an x-position and a y-position of a horizontal plane of a test fixture. An RF antenna...
US20120086612 SYSTEMS AND METHODS OF TESTING ACTIVE DIGITAL RADIO ANTENNAS  
Systems and methods of testing active digital radio antennas are presented. Systems and methods can test the active digital radio antenna functioning as both a radio and as an antenna and can test...
US20130154887 ANTENNA TESTING ENCLOSURES AND METHODS FOR TESTING ANTENNA SYSTEMS THEREWITH  
Antenna enclosure apparatus are provided that may be used to verify the signal path integrity, amplitude and/or phase of a single antenna or multiple antennas of direction finding (DF) antenna...
US20110279334 Resonant Cavity Injection-Based Calibration of a Radiant Energy Device  
The present invention, as typically embodied, implements an energy source, a transmitting antenna, a receiving antenna, a resonant cavity, and an electricity meter (e.g., voltmeter, ammeter, or...
US20140049433 METHOD FOR PERFORMING RF TESTING  
A method for performing RF testing of an electronic device. An RF antenna is received in a base plate. The base plate defines a grid of grooves. One or more guides are received for connection to...
US20150226777 ANTENNA TESTING DEVICE AND METHOD  
An antenna testing device includes a network analyzer and a coupling antenna connected to network analyzer. The network analyzer generates an incident wave at a preset frequency range. The...
US20120154228 METHODS FOR SIMULATING INTERNAL ANTENNAS IN TELEMETRY DEVICES  
Systems and methods are described for simulating an internal antenna within a telemetry device. The simulator device includes a housing having at least one opening, wherein the housing is...
US20150048980 MILLIMETER WAVE TEST FIXTURE FOR AN INTEGRATED CIRCUIT DEVICE UNDER TEST  
A test fixture for an integrated circuit (IC) device under test (DUT) includes: a metallic casing; and first and second antennas secured respectively in first and second RF anechoic chambers in...
US20110148720 NFC ANTENNA AIDED DESIGN SYSTEM AND DESIGN METHOD EMPLOYING THE SAME  
An exemplary embodiment of near field communication antenna aided design system includes a testing antenna, a standard antenna, and a network analyzer. The standard antenna is resonantly coupled...
US20130009830 Antenna Verification Via Transmitter  
Devices, systems, and methods are disclosed which relate to verifying an antenna via a transmitter. A logical interface coupled to a transmitter reads antenna specifications from a memory...
US20120050117 ELECTROMAGNETIC INTERFERENCE TEST DEVICE  
A test device for testing high frequency electromagnetic interference (EMI), the test device includes a measuring body and a probe device. The probe device includes a horn antenna, a handle, and a...
US20110084887 SYSTEM FOR TESTING MULTI-ANTENNA DEVICES  
A test system for testing multiple-input and multiple-output (MIMO) systems is provided. The test system may convey signals bidirectionally between two test chambers. Each test chamber may be...
US20060208897 Capacitive RFID tag encoder  
In one embodiment, a capacitive encoding system is provided that includes a first conductive element; a second conductive element; and a capacitive encoder adapted to drive the first conductive...
US20140354492 MICROWAVE ANTENNAS FOR EXTREMELY LOW INTERFERENCE COMMUNICATIONS SYSTEMS  
Microwave antennas having optimized performance are provided. The microwave antennas include a primary reflector having effective foci arranged in a generally circular or elliptic range around a...
US20110115680 METHOD OF ESTIMATING THE FOCUSING QUALITY OF A SIGNAL PRE-EQUALIZED BY TIME REVERSAL  
A method is provided for estimating the focusing quality of a signal pre-equalized by time reversal of an estimated propagation channel between a source antenna of a source communicating entity...
US20110202299 Method and Apparatus for Testing RFID Tags for Mass Production  
A testing system and method for testing glass-mounted RFID tags such as tags mounted on vehicle windows. A testing carrier for use in a test chamber simulates the effect on the tag of the mounting...
US20130135159 ADAPTOR FOR A SURFACE-MOUNTABLE ANTENNA WITH WAVEGUIDE CONNECTOR FUNCTION AND ARRANGEMENT COMPRISING THE ANTENNA DEVICE  
An adaptor with a lower portion designed to be connectable to an upper horizontal opening serving as electromagnetic aperture of a reflector frame of a surface-mountable antenna device and an...
US20140225790 ANTENNAS WITH UNIQUE ELECTRONIC SIGNATURE  
Methods and apparatus are disclosed for manufacturing antennas with a unique signature and for identifying an antenna using its unique signature. An exemplary antenna comprises a radiating element...
US20150116162 ANTENNA STRUCTURES AND METHODS THEREOF FOR DETERMINING A FREQUENCY OFFSET BASED ON A DIFFERENTIAL MAGNITUDE  
A system that incorporates the subject disclosure may include, for example, a circuit for measuring from a first probe a first magnitude of radiated energy by an antenna, where the first probe...
US20150260772 Portable Spherical Near-Field Antenna Measurement System  
A portable near-field measurement system for mapping radio frequency characteristics spherically about a test object is presented. The system includes an anechoic chamber, a rotatable annular...
US20140327586 Reflective Ellipsoid Chamber  
A test chamber for measuring total radiated power, total isotropic sensitivity, and antenna efficiency is disclosed. The chamber takes the shape of a hollow ellipsoid. RF energy radiated from one...
US20140176373 Multiple Input Loop Antenna  
A multiple input loop antenna comprising one or more half-loop antennas disposed above a ground plane wherein the plane of each half loop is perpendicular to the ground plane such that the...
US20150022405 METHOD, DEVICE AND STORAGE MEDIUM FOR CONTROLLING ANTENNA  
The embodiments of the present disclosure provide a method for controlling an antenna of a terminal device. The method comprises: acquiring an environmental state parameter of a terminal device;...
US20100321257 Microwave Ablation Antenna Radiation Detector  
A radiation detector is disclosed. The radiation detector is disposed on a microwave antenna assembly. The radiation detector includes a receiving antenna adapted to receive microwave energy. The...
US20120206304 HYBRID REFLECTOMETER SYSTEM (HRS)  
A RF signal test and measurement system capable of measuring forward and reverse signal parameters of RF components including Electrically Small Antennas (ESA) and capable of being integrated...
US20100321192 Microwave Ablation Antenna Radiation Detector  
A radiation detector disposed on a microwave antenna assembly is disclosed. The radiation detector includes a receiving antenna adapted to receive errant microwave energy and a rectifier coupled...
US20120249381 RADIO FREQUENCY PRINTED CIRCUIT BOARD  
A radio frequency(RF) printed circuit board (PCB) includes an RF circuit for generating high frequency signals. The RF PCB is connected to an EMC measuring device when measuring the EMC thereof....
US20090303141 REVERBERATION CHAMBER  
To construct a reverberation chamber, a chamber provided with reflecting walls contains an antenna and a field stirrer which are placed opposite an object to be tested. By modifying an orientation...
US20140043181 SYSTEMS AND METHODS OF ANTENNA ORIENTATION IN A POINT-TO-POINT WIRELESS NETWORK  
An exemplary method comprises positioning a first antenna to receive a first signal from a second antenna, the second antenna comprising energy absorbing material that functions to expand...
US20110043418 RADIATED POWER MEASUREMENT METHOD, RADIATED POWER MEASUREMENT COUPLER AND RADIATED POWER MEASUREMENT APPARATUS  
In a method of measuring a radiation power generated from a DUT from an output of a measurement antenna, wherein the DUT is arranged in an ellipsoid enclosed space such that a radiation center of...
US20100005670 POSITIONING DEVICE USED IN ANTENNA TESTING SYSTEM AND A METHOD OF ACCURATELY POSITIONING A TESTING ANTENNA  
A positioning device, used in antenna's testing system, includes a crane, a fastening device, a testing antenna and a laser generator. The crane includes a gearing with a sliding shoe thereon. The...
US20150138026 DEVICE AND METHOD FOR CALIBRATING ANTENNA ARRAY SYSTEMS  
A method and a system for calibrating an antenna array. The method may include the following steps: attaching successively pairs of a plurality of probe antennas to each other; performing an...
US20070030205 Dual function composite system and method of making same  
A dual function composite system includes a first electronic subsystem, a second electronic subsystem, and a composite member between the first and second electronic subsystems. The composite...
US20140300519 CALIBRATION AND TESTING DEVICE FOR AN ACTIVE ANTENNA, PARTICULARLY A NOSE-CONE ANTENNA OF AN AIRBORNE RADAR  
A device includes a test enclosure defining a cavity forming an anechoic chamber, having a test probe placed inside the cavity. The cavity comprises an aperture against which the radiating surface...
US20130265203 Antenna Arrangement  
An antenna arrangement is provided, which includes first and second antenna elements. A feeder line connects the first and second antenna elements for feeding a signal to and from the first and...
US20150116163 ANTENNA STRUCTURES AND METHODS THEREOF  
A system that incorporates the subject disclosure may include, for example, a circuit for determining a magnitude difference between a first signal supplied to an antenna and a second signal...
US20130016018 AUTOMATIC ELECTRONICALLY TUNED ELECTRICALLY SMALL TRANSMITTING ANTENNA SYSTEM  
In an automatic tuning system for a loop antenna having a single electronically variable reactance element, the reactive component sense of the antenna impedance is determined over a wide range of...
US20100007565 Detecting In-Phase and Quadrature-Phase Amplitudes of MIMO Communications  
Circuits detect communications from multiple transmitting antennas to multiple receiving antennas. A respective first block for each non-initial transmitting antenna determines partial distances...
US20050116866 Simple gain testing method  
A simple gain testing method includes preparing a network analyzer (1) including an output port (10) and an input port (11) and preparing a reference antenna (2), a non-metal box (5) and a testing...
US20150116161 ANTENNA STRUCTURES AND METHODS THEREOF FOR DETERMINING A FREQUENCY OFFSET BASED ON A SIGNAL MAGNITUDE MEASUREMENT  
A system that incorporates the subject disclosure may include, for example, a circuit for measuring from a first probe a first magnitude of radiated energy by an antenna, where the first probe is...
US20110032162 ANTENNA TESTING DEVICE AND ANTENNA TESTING METHOD USING THE SAME  
An antenna testing device includes an analyzer, a transmission probe electrically connected to the analyzer, a receiving probe electrically connected to the analyzer, and a shielded box having a...
US20130271328 Impedance Reference Structures for Radio-Frequency Test Systems  
A radio-frequency test system configured for testing device structures under test is provided. The test system may include a radio-frequency tester, a test probe that is coupled to the tester, and...
US20150118973 ANTENNA STRUCTURES AND METHODS THEREOF  
A system that incorporates the subject disclosure may include, for example, a circuit for determining a magnitude difference between a first signal supplied to an antenna and a second signal...

Matches 1 - 50 out of 240 1 2 3 4 5 >