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Match Document Document Title
8983377 Near field communication antenna device of mobile terminal  
A near field communication antenna device of a mobile terminal having a near field communication antenna function of 13.56 MHz by Alternating Current (AC) coupling a conductive pattern of a touch...
8854212 Radio frequency identification tag identification system  
A conveyor system for processing items on which radio frequency identification tags are disposed has a conveyor that conveys items through a path of travel, and an antenna disposed proximate the...
8766869 Antenna apparatus  
An antenna apparatus includes: a ground substrate; and a loop antenna having first and second polarized wave surfaces, which are perpendicular to the substrate. The substrate provides an antenna,...
8736500 Loop antenna with impedance matching  
An antenna apparatus that has a base and an antenna element with a balanced RF output, which receives RF signals within a first band of frequencies. The apparatus includes a mount engaged with the...
8710958 Containers having radio frequency identification tags and method of applying radio frequency identification tags to containers  
A container having a radio frequency identification tag attached thereto by means of a stud or a radio frequency identification tag retainer projecting from the exterior surface of the container....
8711046 Wide bandwidth hybrid antenna for combination EAS and RFID label or tag  
A radio frequency identification (RFID) antenna exhibiting a multiple resonance is disclosed. In one exemplary embodiment, a dipole antenna and a loop antenna are disposed upon a substrate and...
8654021 Single-sided multi-band antenna  
Embodiments provide multi-band, compound loop antennas (multi-band antennas). Embodiments of the multi-band antennas produce signals at two or more frequency bands, with the two or more frequency...
8654022 Multi-layered multi-band antenna  
Embodiments provide multi-band, compound loop antennas (multi-band antennas). Embodiments of the multi-band antennas produce signals at two or more frequency bands, with the two or more frequency...
8644894 Mobile wireless device with multi-band antenna and related methods  
A mobile wireless communications device may include a portable housing, and a printed circuit board (PCB) carried by the housing and having opposing upper and lower portions. The device may also...
8570228 Patient device having an antenna array with polarization diversity  
A patient device that possesses a receiver array having particularly great reception sensitivity. The patient device possesses an E-field antenna and an H-field antenna, in each instance, where...
8558670 Electric power communication device, electric power communication system, electric power communication method, and program  
An electric power communication device includes a plurality of directional antennas, a plurality of electric power communication portions, and an electric power communication control portion. Each...
8532568 Radio receiver and transmitter circuits and methods  
A transmitter/receiver circuit comprises a wireless transmission/reception circuit having a first inductor for generating/detecting a magnetic induction field onto which an output of a radio...
8487821 Methods and apparatus for a low reflectivity compensated antenna  
An antenna includes a dipole radiator region forming a series resonant tank having a first quality factor value Q1, and a loop compensator/radiator region integral with the dipole region and...
8400307 Radio frequency IC device and electronic apparatus  
A radio frequency IC device includes a radio frequency IC chip arranged to process a transmitted/received signal, a printed circuit board on which the radio frequency IC chip is mounted, an...
8330666 Multiband antenna  
A multiband antenna includes a first radio unit closed loop and a second radio unit connected to the first radio unit and symmetrical structure. When the multiband antenna functions, the first...
8314741 One-wavelength loop antenna  
A one-wavelength loop antenna includes a looped antenna element having a length equivalent to one wavelength related to communication; and a feeding cable for feeding current to a feeding point on...
8294613 Antenna combination for a mobile GNSS station and mobile GNSS station  
The invention relates to a mobile geodetic GNSS measuring station (1) for use in a relative satellite-supported positioning system (Global Navigation Satellite System—GNSS) for performing precise...
8285212 System and method for secure short-range communication  
A system and method for enabling secure short-range communication. A close proximity transmitter is used that is designed with a relatively poor radiator as compared to a conventional transmitter...
8253638 Portable pop-up direction finding antenna  
An easily transportable multiband antenna array. The antenna array is fabricated on a multi-sided structure, such as a four-sided cube, made from a wire frame and fabric. The multi-sided structure...
8179329 Composite antenna  
A composite antenna achieves favorable radiation characteristics and favorable communication performance, and can be used in short distance communication as well as long distance communication....
8159412 Isolation antenna for repeater  
Provided is an isolation antenna for a repeater which can acquire high isolation by using loop and dipole antennas, which are positioned in opposite directions to each other based on a shielding...
8149173 Modified loop antenna  
Disclosed is an antenna comprising a loop element (10) and an Electric-field radiator (30), wherein the E-field radiator is electrically coupled to the loop element such that at the frequency of...
8144065 Planar compound loop antenna  
The present invention relates to planar compound field antennas. Improvements relate particularly, but not exclusively, to compound loop antennas having coplanar electric field radiators and...
8027636 Multi-band wireless repeater  
Wireless repeaters comprising antennae having high electrical isolation are presented. Multi-band antennae are placed on opposing sides of a conductive ground plane to achieve high electrical...
8027639 System and method for secure short-range communication  
A system and method for enabling secure short-range communication. A close proximity transmitter is used that is designed with a relatively poor radiator as compared to a conventional transmitter...
7868836 Antenna and mobile terminal  
An antenna for a mobile terminal includes a substrate, a dipole placed on the substrate, a loop placed on the substrate, and a matching circuit on the substrate. The matching circuit comprises at...
7852272 Wireless unit antenna apparatus and mobile wireless unit  
The present invention provides an antenna apparatus for a wireless unit, the antenna apparatus exhibiting a reduced specific absorption rate (SAR) without an additional component for reducing the...
7825866 Omni directional space-fed antenna with loop patterns  
The present invention antenna preserves the general size and form factor of the prior art loop antennas while providing the benefits of multiple point feeds at less than one wavelength in...
7760150 Antenna assembly and wireless unit employing it  
An object of the invention is to provide an antenna apparatus whose directional characteristic can be switched 90 degrees conforming to the communication mode at the same time as the frequency...
7750862 Broadband antenna for a transponder of a radio frequency identification system  
A broadband antenna structure (10) for a transponder of a radio frequency identification system comprises—a loop resonator (12) with a feedpoint (14) for connecting with an electronic circuit...
7589686 Small ultra wideband antenna having unidirectional radiation pattern  
A small ultra wideband (UWB) antenna designed to have a unidirectional radiation pattern is disclosed. The UWB antenna includes a substrate; a power feeding part, provided on an upper surface of...
7551144 Triple polarized clover antenna with dipoles  
The present invention relates to an antenna arrangement comprising a constant current electrical loop, which is arranged to provide a first essentially toroid-shaped radiation pattern, where the...
7522113 Planar antenna  
The present planar antenna include: a linear antenna element to which electric power is to be supplied and a loop-shaped parasitic antenna element placed in the vicinity of said linear antenna...
7427930 Vehicular traffic sensor  
A vehicle traffic sensor for detecting and monitoring vehicular targets is presented. The sensor employs a planar design resulting in a reduced profile sensor. The sensor includes a multi-layer...
7408467 Antenna and RFID tag mounting the same  
The RFID tag of the present invention includes the tag antenna, and the LSI chip being connected in parallel with the tag antenna. The tag antenna includes a feeder terminal to which the LSI chip...
7312707 System and method for authenticating a RF transaction using a transaction account routing number  
A system and method for securing a Radio Frequency (RF) transaction using a Radio Frequency Identification (RFID) transaction device are provided. A random number is transmitted from an RFID...
7265726 Multi-band antenna  
A multi band antenna system (100) and a wireless communication device are disclosed. The multi band antenna system provides coverage over multiple frequency bands. The multi band antenna system...
7215292 PxM antenna for high-power, broadband applications  
A broadband antenna including both electric and magnetic dipole radiators is provided herein. The broadband antenna may be referred to as a “P×M antenna” and may include a pair of magnetic loop...
7159298 Method for the formation of RF antennas by demetallizing  
A thin and flexible radio frequency (RF) antenna tag or label is disclosed which contains an RF circuit connected to an antenna which is created by demetallizing the area around the antenna...
7145515 Antenna beam controlling system for cellular communication  
An antenna beam controlling system (ABCS) for use in cellular communication systems. The ABCS allows the antenna's horizontal beam direction and horizontal beam width to be remotely adjusted for...
7109936 Antenna and radio communication device provided with the same  
An antenna is shaped to include a substantially 1-wavelength loop portion and a pair of dipole portions. The loop portion includes vertical portions, which are located opposite to each other in a...
7088305 Dual range antenna  
An antenna system that for use in both high density areas and rural areas while still obtaining acceptable reception in both locations. The antenna system includes a switching mechanism that...
6859182 Antenna system  
An antenna system includes a VHF dipole antenna having a pair of rod elements disposed substantially in a line, and a UHF Yagi antenna having a radiator and a director disposed on the rod elements.
6844858 Method and apparatus for wireless communication utilizing electrical and magnetic polarization  
A method of wireless communication is disclosed, in which polarization diversity can be utilized to improve fading performance or to increase the capacity of the communication channel in a...
6809693 Compact antennas having directed beams and potentially more than one degree of freedom per concentration region  
A compact antenna and a communication unit having the same comprises one or more input feeds and one or more sets of elements. Each set of elements is coupled to one or more of the input feeds,...
6791827 Wireless module for notebook  
A wireless module for notebook is disclosed. The wireless module for notebook is combined on a logo area located on a LCD (Liquid Crystal Display) screen housing of notebook computer, wherein the...
6788264 Low profile satellite antenna  
A satellite antenna with a radiator element arranged between a ring element and a ground plane. The radiator element arranged in a substantially parallel orientation and electrically isolated from...
6700491 Radio frequency identification tag with thin-film battery for antenna  
An active RFID label is provided in which the antenna also forms the battery for the RFID chip that is part of the label. The antenna can be made of one or both of the electrodes forming a...
6600450 Balanced multi-band antenna system  
A balanced antenna system for a communication device includes a balanced transmission line electromagnetically coupled to a transceiver of the device. A symmetrical dipole antenna element is...
6522302 Circularly-polarized antennas  
Terminal ends at one side of first and second elements 2a, 2b whose length is approximately half the wavelength of radiated radio wave are used as first feeding points #1, #2 and terminal ends at...

Matches 1 - 50 out of 90 1 2 >