Matches 1 - 25 out of 25


Match Document Document Title
US20120256800 MULTIBAND ANTENNA STRUCTURE AND METHODS  
An antenna structure intended for small-sized mobile terminals. In one embodiment, the antenna structure comprises a main radiator for implementing the lowest operating band and other radiators...
US20150188225 ANTENNA ASSEMBLY AND WIRELESS COMMUNICATION DEVICE USING THE SAME  
An antenna assembly includes a radiator, a first feed end, a second feed end, a ground end, and a matching network. The first feed end is connected to the radiator. The second feed end is...
US20120319918 ANTENNA MATCHING APPARATUS AND METHODS  
Apparatus and methods for matching the antenna of a radio device. In one embodiment, a capacitive sensor is arranged in the antenna structure and configured to detect the electric changes in the...
US20110234469 WIRELESS COMMUNICATION TERMINAL  
A wireless communication terminal including an antenna that supports first and second frequency bands, an RF circuit connected to the antenna; a shunt circuit connected between a connection point...
US20060055617 Integrated antenna matching network  
A network is disclosed for matching impedance of an antenna including a first conducting layer to a circuit impedance. The network is adapted to modify at least reactance of the antenna impedance...
US20130285873 MULTI-BAND COMMUNICATION SYSTEM WITH ISOLATION AND IMPEDANCE MATCHING PROVISION  
A communication system is provided, including one or more antennas coupled to multiple RF paths, one or more matching blocks, each block including multiple matching networks, a look-up table...
US20160072194 MIMO ANTENNA DEVICE  
The MIMO antenna device of the present invention includes a first conductor layer having a first opening portion, a first feed line and a second feed line. Each of the first feed line and the...
US20160197405 ARRAY ANTENNA DEVICE  
An array antenna device includes a plurality of radiating elements, a plurality of radiating elements and a plurality of feeder paths. The plurality of radiating elements are disposed in a...
US20130257673 Mobile Communication Coverage Distribution System in Corridor and Coupled Radiation Unit  
A mobile communication coverage distribution system in corridor is used for mobile communication signal coverage in corridor environment. The system includes a radio frequency (RF) cable arranged...
US20160261045 MULTI-INPUT MULTI-OUTPUT (MIMO) ANTENNA  
A multi-input multi-output antenna including a substrate, a first multi-band antenna, a second multi-band antenna, and a multi-band filter is provided. The first multi-band antenna includes first...
US20150022419 ANTENNA DEVICE  
An antenna device includes an antenna and a matching circuit. The antenna includes a first radiating body and a second radiating body. The matching circuit includes a first matching path connected...
US20140049439 COMPACT DUAL-POLARIZED MULTIPLE DIRECTLY FED & EM COUPLED STEPPED PROBE ELEMENT FOR ULTRA WIDEBAND PERFORMANCE  
A compact antenna element and assembly using a directly fed and electromagnetically coupled step probe element for ultra wideband application. It achieves very good impedance match, isolation and...
US20150364831 ARRAY ANTENNA  
In this array antenna, if (a) a pair of antennas (130) are used and transmission signals having the same phase are fed in parallel via two secondary cables (33) branching off of a main cable (32),...
US20150214626 TUNABLE ANTENNA  
A tunable antenna including a first radiation element, a shorting element, a feeding element, and an impedance matching circuit is provided. The first radiation element provides a first resonant...
US20130285875 FREQUENCY-VARIABLE CIRCUIT AND MULTI-BAND ANTENNA DEVICE  
A multi-band antenna device includes a frequency variable circuit, a first radiating element used in a first frequency band, a second radiating element used in a second frequency band lower than...
US20110279344 RADIO FREQUENCY PATCH ANTENNAS FOR WIRELESS COMMUNICATIONS  
An antenna assembly connectible to a radio frequency (RF) front end integrated circuit is disclosed. The antenna assembly includes a feed port connectible to a feeding line. There is a set of...
US20100134377 PLANAR ANTENNA  
A planar antenna including a substrate, multiple antenna bodies and a metal layer is provided. The antenna bodies are disposed at a surface of the substrate, and the metal layer is disposed at...
US20130249766 DEVICE FOR IMPLEMENTING FM ANTENNA AND A MOBILE TERMINAL  
A device for implementing a frequency modulation (FM) antenna so as to solve the technique problem of poor reception performance of the FM antenna. The device comprises a first Print Circuit Board...
US20120001822 WIRELESS COMMUNICATION APPARATUS  
A wireless communication apparatus includes a first housing, a second housing which is openably and closably connected to the first housing through a hinge, a first conductor part which is...
US20150318612 Method and Apparatus for Wideband, Polarimetric Reception of High Frequency Radio Signals  
A Method and Apparatus for Wideband, Polarimetric Reception of High Frequency Radio Signals. Traditionally, high frequency (HF) antennas that employ magnetic loops are “tuned” to specific...
US20110215981 HIGH FREQUENCY TRANSMISSION MODULE WITH IMPROVED HARMONIC FEATURE  
There is provided a high frequency transmission module, including: a high band power amplifier amplifying power of a preset high band frequency signal; a low band power amplifier amplifying power...
US20060164300 Transmit antenna  
A transmit antenna for a surface wave radar system, including a linear array of active monopole antenna elements for transmitting signals in respective frequency ranges. The relative spacings and...
US20130038500 SWITCHING ARRANGEMENT FOR AN ANTENNA DEVICE  
Exemplary embodiments are disclosed of switching arrangements for antenna devices. Exemplary embodiments are also disclosed of antenna arrangements and portable radio communication devices...
US20130033412 ARRANGEMENT FOR WIRELESSLY NETWORKING DEVICES IN AUTOMATION TECHNOLOGY  
An arrangement for wirelessly networking sensors, actuators and at least one shared control unit in automation technology, has a first connection point for receiving an RF transmit signal from an...
US20150155846 APPARATUS AND METHODS FOR WIRELESS COMMUNICATION  
An apparatus comprising: a first resonant circuit configured to have an impedance at a first operational frequency band to impedance match a first radiator to radio circuitry, and to have an...

Matches 1 - 25 out of 25