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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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),... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |
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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... |