Matches 1 - 50 out of 281 1 2 3 4 5 6 >


Match Document Document Title
US20120142285 ANTENNA SWITCHING SYSTEM AND ANTENNA SWITCHING METHOD  
According to one embodiment, an antenna switching system includes a (a≧3) antennas and a selector. The selector selects b1 (2≦b1
US20140203968 MICROSTRIP ANTENNA TRANSCEIVER  
A microstrip antenna transceiver with switchable polarization, used in a satellite signal reception device, includes a base board, having a first surface and a second surface; a ground metal...
US20110065477 MULTIBAND BUILT-IN ANTENNA FOR PORTABLE TERMINAL  
A multiband built-in antenna for a portable terminal is provided, which includes a feeding part electrically connected to a Radio Frequency (RF) connector of a terminal main board; an antenna...
US20120326942 Sectorized Antenna  
Provided is a sectorized antenna. For example, there is a sectorized antenna including a plurality of antenna elements situated radially around a central axis, where each of the plurality of...
US20110102293 Antenna Assembly  
An antenna module that includes two directional antennae arranged in a back-to-back manner, and a converter. The converter realizes conversion between an omnidirectional antenna mode and a...
US20130050053 Reduced Power Consumption in a Wireless Communication System While Providing Adequate Directional Radio Coverage  
There is provided an arrangement for a wireless communication system that includes a set of power amplifiers (10-1, 10-2, 10-3) and a set of antennas (20-1, 20-2, 20-3) based on which at least two...
US20130210477 Proximity Detection Using an Antenna and Directional Coupler Switch  
Detection of an increase in a mismatch of an antenna of a radio frequency (RF) device and/or a change in a capacitance value of the antenna indicates proximity of a body to the antenna. Upon...
US20130257668 MOBILE DEVICE AND ANTENNA ARRAY THEREOF  
A mobile device at least includes a dielectric substrate, an antenna array, and a transceiver. The antenna array includes a first antenna, a second antenna, and a third antenna. The third antenna...
US20130257680 ANTENNA ASSEMBLY FOR A WIRELESS COMMUNICATIONS DEVICE  
An antenna assembly for a wireless communications device and/or system, the assembly comprising a first antenna having a first direction of maximum radiated power; and a second antenna having a...
US20090033581 REMOVABLE MEDIA SPINDLE AND ANTENNA ASSEMBLY FOR PRINTER  
A removable spindle for use in a thermal transfer printer houses dual RFID reader antennas that are used to read an RFID tag attached to the core of the print media. The information provided by...
US20130095875 ANTENNA SELECTION BASED ON ORIENTATION, AND RELATED APPARATUSES, ANTENNA UNITS, METHODS, AND DISTRIBUTED ANTENNA SYSTEMS  
Antenna apparatuses and related antenna units that include antenna selection based on orientation are disclosed. Related methods and distributed antenna systems are also disclosed. Antenna...
US20110215984 COAXIAL HELICAL ANTENNA  
A coaxial helical antenna for transmitting or receiving information through electromagnetic waves includes a first helical antenna comprising a first helix comprising a first diameter and a center...
US20120081254 ANTENNA DEVICE FOR PORTABLE TERMINAL  
An antenna device of a portable terminal is provided. The device includes a sensor, at least two antenna radiators, and a controller. The sensor detects rotation of the portable terminal. At least...
US20080309580 Smart antenna  
The present invention discloses a smart antenna that includes: a switch unit that switches a direction for receiving radio waves; and an outer covering unit that covers the smart antenna and is...
US20120200473 HARMONIC REJECTED ANTENNA SWITCH  
The exemplary embodiments include a radio frequency antenna switch configured to reject harmonic frequencies. In addition, the harmonic-rejected radio frequencies of the radio frequency antenna...
US20120154226 SINGLE UNIT ANTENNA FOR VARIOUS FUNCTIONS AND PORTABLE DEVICE INCLUDING THE SAME  
A portable device having a single unit antenna for various functions is provided. The device includes a main body configured to house a battery, a battery cover unit that is configured to be...
US20150009090 ANTENNA DEVICE AND ELECTRONIC DEVICE HAVING THE ANTENNA DEVICE  
An electronic device includes is provided. The electronic device includes an antenna radiator configured to operate in at least one frequency band, a ground stub disposed at a coupling location in...
US20140320376 PATCH ANTENNA AND METHOD FOR IMPEDANCE, FREQUENCY AND PATTERN TUNING  
A patch antenna system comprises a patch antenna having a patch spatially separated from a ground plane, a plurality of shorting pins interposed between the patch and the ground plane to...
US20130169507 WIRELESS COMMUNICATION DEVICE WITH SENSOR-BASED ANTENNA SELECTION  
An exemplary wireless communication device includes a housing, a first antenna, a second antenna, a switch, and a radio frequency (RF) circuit. The housing includes a first holding portion...
US20140043206 MULTI-THROW ANTENNA SWITCH WITH OFF-STATE CAPACITANCE REDUCTION  
A multi-throw antenna switch with off-state capacitance reduction is disclosed. In an exemplary embodiment, an apparatus is provided that includes a plurality of first stage switches connected to...
US20110207413 MOBILE DEVICE AND METHOD FOR REGULATING ANTENNA CHARACTERISTIC THEREOF  
A mobile device includes an antenna module, a calculation module, a location sensor, a determination module, and a regulator module. The calculation module calculates a received signal strength...
US20110205137 Antenna with Polarization Diversity  
A horizontally polarized antenna array allows for the efficient distribution of RF energy into a communications environment through selectable antenna elements and redirectors that create a...
US20110254754 MOBILE WIRELESS COMMUNICATIONS DEVICE WITH SELECTIVE LOAD SWITCHING FOR ANTENNAS AND RELATED METHODS  
A mobile wireless communications device may include a plurality of antennas, a plurality of wireless transceivers, and signal processing circuitry. The device may further include a controller for...
US20130241798 BUILT-IN ANTENNA FOR ELECTRONIC DEVICE  
A built-in antenna for an electronic device is provided. The built-in antenna includes a substrate, a 1st antenna radiator with at least two radiating portions, a 2nd antenna radiator, and a...
US20120274538 MULTIBAND ANTENNA AND WIRELESS COMMUNICATION DEVICE EMPLOYING THE SAME  
A multiband antenna in a wireless communication device includes a main antenna, a first parasitic portion, a second parasitic portion, a first switch, and a second switch, the first switch is used...
US20120053879 TEST SYSTEMS WITH MULTIPLE ANTENNAS FOR CHARACTERIZING OVER-THE-AIR PATH LOSS  
Calibration equipment for calibrating multiple test stations in a test system is provided. Each test station may include a test unit, a test chamber with multiple antennas, and radio-frequency...
US20130241795 ANTENNA APPARATUS FOR MOBILE TERMINAL  
A mobile terminal with an antenna apparatus is provided. The mobile terminal in one embodiment includes an antenna radiator disposed at a first end of the mobile terminal; at least one antenna...
US20110021244 TETHERED ANTENNA HAVING SERVICED DEVICE COMMUNICATIONS INTERFACE  
An antenna system includes a wired communications interface, an antenna, and antenna system control circuitry. The wired communications interface is operable to couple to a serviced host device...
US20130285878 ANTENNA SWITCHING CIRCUIT AND ELECTRONIC DEVICE AND ANTENNA SWITCHING METHOD THEREOF  
An antenna switching circuit and an electronic device and an antenna switching method thereof are provided. The antenna switching circuit is disposed in the electronic device including an internal...
US20150084829 MULTIPLE ANTENNA SYSTEM FOR A WIRELESS DEVICE  
An apparatus includes a wireless device having a radio frequency (RF) circuit, an omni-directional antenna coupled to the RF circuit, a directional antenna coupled to the RF circuit, and a switch...
US20130222206 MULTIBAND PORTABLE TERMINAL AND METHOD FOR CONTROLLING THEREOF  
A portable terminal includes a first antenna unit including a low-frequency band antenna to service a low-frequency band; a second antenna unit including a high-frequency band antenna to service a...
US20120169567 ANTENNA HAVING LINEAR ARRAY ANTENNA UNIT  
An antenna may include a linear array antenna unit, a first switch, and a second switch. The linear array antenna unit may be configured to include a plurality of cable elements linearly arranged...
US20110032171 METHODS AND SYSTEMS OF CHANGING ANTENNA POLARIZATION  
A switch assembly selectively couples an antenna communication circuit to a first feed point of a first antenna, and selectively couples the antenna communication circuit to a second feed point of...
US20130044040 INFORMATION PROCESSING APPARATUS AND ANTENNA EXTENSION SYSTEM  
An information processing apparatus, includes: a first connector that attaches a portable module incorporating an antenna; and a first antenna that transmits and receives a signal to/from the...
US20140104134 PORTABLE ELECTRONIC DEVICE AND ANTENNA STRUCTURE THEREOF  
An antenna structure is provided, including a first radiator, a second radiator, a second coupling portion and a switch Circuit. The first radiator includes a feed portion and a first radiator...
US20130257171 RESONANT CIRCUIT DYNAMIC OPTIMIZATION SYSTEM AND METHOD  
A resonant circuit dynamic optimization system is described herein that can exhibit improved system charging functionality, can have multi-input charging functionality, and can improve the...
US20110037679 Electrically Small Antenna with Wideband Switchable Frequency Capability  
An electrically small antenna includes a first plurality of helical arms extending in one direction from a central portion of the antenna and a second plurality of helical arms extending from the...
US20150070243 COVERAGE ANTENNA APPARATUS WITH SELECTABLE HORIZONTAL AND VERTICAL POLARIZATION ELEMENTS  
An antenna apparatus comprises selectable antenna elements including a plurality of dipoles and/or a plurality of slot antennas (“slot”). Each dipole and/or each slot provides gain with respect to...
US20130038496 COVERAGE ANTENNA APPARATUS WITH SELECTABLE HORIZONTAL AND VERTICAL POLARIZATION ELEMENTS  
An antenna apparatus comprises selectable antenna elements including a plurality of dipoles and/or a plurality of slot antennas (“slot”). Each dipole and/or each slot provides gain with respect to...
US20120098730 COVERAGE ANTENNA APPARATUS WITH SELECTABLE HORIZONTAL AND VERTICAL POLARIZATION ELEMENTS  
An antenna apparatus comprises selectable antenna elements including a plurality of dipoles and/or a plurality of slot antennas (“slot”). Each dipole and/or each slot provides gain with respect to...
US20140159989 Adjustable Antenna Structures for Adjusting Antenna Performance in Electronic Devices  
Adjustable antenna structures may be used to compensate for manufacturing variations in electronic device antennas. An electronic device antenna may have an antenna feed and conductive structures...
US20110012792 ANTENNA ARRANGEMENT FOR MULTIMODE COMMUNICATION DEVICE  
A multimode communication device (10 or 50) having an antenna arrangement (14 or 54) having a first antenna (18) operational in both low bands and high bands, a second antenna (20) operational in...
US20140015731 CONTACT MEMS ARCHITECTURE FOR IMPROVED CYCLE COUNT AND HOT-SWITCHING AND ESD  
The disclosure is directed to optimized switching circuitry utilizing MEMS (Microelectromechanical Systems) circuitry in series with solid state circuitry. Specifically, the MEMS circuitry...
US20140104128 ANTENNA STRUCTURE WITH RECONFIGURABLE PATTERNS  
An antenna structure with reconfigurable patterns includes a grounded plane, at least one active antenna, and at least one current dragger. The active antenna is disposed adjacent to a side of the...
US20140134958 Dual Feed Antenna System  
In one embodiment, the disclosure includes an apparatus for use in a wireless communication device comprising a plurality of antennas, and a selection switch coupled to the plurality of antennas,...
US20100315312 SELF-INSTALLABLE SWITCHABLE ANTENNA  
A system, method, and apparatus for selecting a set of antennas, for use during operation of a radio system, from a plurality of antennas. The system, method and apparatus may include selecting...
US20100003941 ANTENNA SELECTOR AND COMMUNICATION DEVICE  
A transmitting/receiving circuit (17) holds a communication at a frequency f1 by using an antenna (11a) or an antenna (11b), and a transmitting/receiving circuit (3) holds a communication at a...
US20110063083 RF TAG READER AND WRITER  
The present invention relates to an RF tag reader and writer including: an antenna device which has a first radiation element and a second radiation element which is larger than the first...
US20120007789 ANTENNA ARRANGEMENTS  
The present invention relates to an antenna arrangement (100) comprising an antenna part comprising at least two antenna means, each with a number of first antenna elements having a first...
US20100328184 Antenna Switching Arrangement  
An antenna arrangement comprising an input/output connection and a first and a second tuning network with different transfer functions. The arrangement additionally comprises an antenna and a...

Matches 1 - 50 out of 281 1 2 3 4 5 6 >