With feed intermediate between the extremities of the aerial, e.g. centre-fed dipole and and (H01Q9/16)

Broadband dipole antenna // 2618776
FIELD: radio engineering, communication.SUBSTANCE: antenna comprises two parallel dipoles connected via two jumpers with a variable length, a balance device, a compensator of an idle component of the antenna input impedance, feeder, RF-connector, dielectric end spacers mounted on the ends of the dipoles, and a dielectric spacer, wherein the first dipole has a gap (clearance) where it connects to the conductors of the balance device, two washers, an exciting conductor, a dielectric substrate, a protective cover.EFFECT: providing a broad band of antenna matching with the feeder, the antenna has a high degree of protection against the antenna effect, suitable for placement on masts or tower zones, allows high-power signal radiation.4 cl, 16 dwg

ethod of dynamic change of transceiver antenna characteristics // 2578728
FIELD: radio engineering and communication.SUBSTANCE: method of dynamic change of transceiver antenna characteristics is that the oscillator operates in a three-dimensional figure with a plurality of faces and edges. This match pairs of vertices of the oscillator, space is configured to interface overcommutation ribs of mating peaks.EFFECT: technical result is to enable dynamic change of transceiver antenna characteristics, namely the radiation pattern, impedance, gain and polarization of the antenna without changing its geometry.4 cl, 9 dwg

Dipole antenna // 2557485
FIELD: radio engineering, communication.SUBSTANCE: invention relates to radio engineering and can be used as an antenna for radiating a high-frequency electromagnetic field in the short-wave range. Disclosed is a vertical, symmetrical short-wave dipole antenna, the phase of the magnetic component of the radiated field and the value of the electrical component of said field of which are controlled such that the ratio of the electric field strength to the magnetic field strength is equal to the wave impedance of the propagation medium.EFFECT: reduced loss of energy in the near radiation zone of the antenna when generating a field in said medium.1 dwg

Compact ultra-wideband antenna // 2524563
FIELD: radio engineering, communication.SUBSTANCE: compact ultra-wideband antenna is designed to set up a radio link near the surface of a human body between devices that do not have an unobstructed line of sight, which consists of two symmetric radiating elements situated on one side of a dielectric layer, and a differential strip power supply line situated on both sides of said dielectric layer, the upper and lower sides of which tightly adjoin additional upper and lower dielectric layers, respectively, and two connecting plates with interlayer connections, capable of creating electrical contact between ends of said radiating elements, placed on outer surfaces of said upper and lower dielectric layers; wherein the symmetric radiating elements have recesses at the ends, as well as recesses inside such that the radiating elements are U-shaped, and the radiating elements have additional recesses on their inner and outer periphery.EFFECT: creating wireless links with low signal attenuation.6 cl, 3 dwg

Antenna device // 2509397
FIELD: radio engineering, communication.SUBSTANCE: antenna device, which consists of an antenna and a drive over the housing of the superstructure and a drive control unit, having an output which is connected to the input of the drive, rigidly connected to the antenna, characterised by that the device includes a radiotransparent deep-water protective casing with an antenna and a drive, rigidly connected inside with the housing of the superstructure, having a rigid connection with the drive, the input of which is connected to the output of the drive control unit through a hole in the housing of the superstructure.EFFECT: reducing bulkiness without increasing delay when emitting and receiving electromagnetic signals.1 dwg

Rfid system and method // 2503100
FIELD: radio engineering, communication.SUBSTANCE: RFID system includes an RFID antenna unit configured to be mounted on a product module in a processing system. The product module is configured to engage and disengage with at least one product container. A first RFID label unit is configured to be mounted on at least one product container. At least one product container is configured to hold the first RFID label unit in the detection zone of the RFID antenna unit when the product module is engaged with at least one product container.EFFECT: designing a system with more products.38 cl, 12 dwg

Frequency-independent dipole // 2432649
FIELD: physics.SUBSTANCE: device is a dipole whose radiating arm lies over a passive arm (base) and on its opposite side there is a matching circuit in form of a parallel circuit consisting of two conductors connected in series and a capacitor. The common end of the capacitor of the circuit and one of the conductors of the matching circuit are connected to the radiating arm of the dipole through a coupling capacitor, and its other ends are connected to the outer side of the passive arm of the dipole, respectively. The arms of the dipole and conductors of the matching circuit are made from plates and capacitor elements are made from pieces of coaxial cable. Corresponding ends of the arms of the dipole and the matching circuit are connected via dielectric supports. Metal grids in form of cones, on whose apexes there is an antiradar plate, can be soldered to outer sides of the radiating arm of the dipole and conductors of the matching circuit.EFFECT: simple design of the matching circuit, wider transmission band with low standing-wave ratio, directivity and noise immunity.2 cl, 4 dwg

Wideband zigzag antenna // 2373619
FIELD: radio engineering.SUBSTANCE: invention is related to radio engineering, in particular to antennas, and may be used in transceiving devices at frequencies of higher than 1 GHZ with application of various supply lines. Wideband zigzag antenna, comprising active vibrator, consists of two identical metal arms, located symmetrical relative to supply points. Technical result is achieved by the fact that antenna is added with a matching element. Identical metal arms of active vibrator have elliptical shape. Matching element consists of two conducting planes of elliptical shape, every of which has a permanent gap relative to according metal arm of active vibrator.EFFECT: provision of proper extent of matching with various supply lines, having standardised inlet resistances of 37,5 Ohm and more.2 cl, 1 dwg

Extended-range superhigh-frequency dipole antenna // 2281589
FIELD: microwave antenna engineering.SUBSTANCE: each arm of half-wave dipole is assembled of three conducting semi-rings hinged together at ends and turned to -shaped working position. Dipole arms are reflection symmetric and shorted out at midpoints of upper semi-rings by means of conducting jumper. Each dipole arm can be made of two hinged semi-rings turned to -shaped working position. Arms are shorted out at hinged points of semi-rings. Flat arm width amounts to 0.04 - 0.05 of mean VHF wavelength in operating frequency band of antenna that incorporates provision for excitation dispensing with balancing device.EFFECT: extended range at adequate matching and gain, improved operating characteristics.12 cl, 3 dwg

Antenna // 2260883
FIELD: superbroad-band microwave antennas that can be used in phased antenna arrays for communication systems, superbroad-band radars, and metrology.SUBSTANCE: proposed antenna incorporating ability of forming linear phase-frequency characteristic has first and second additional metal plates as well as sections of input and additional input transmission line which are connected on one end to second main and second additional metal plates, respectively, and on other end they are interconnected through jumper; first side edges of surfaces of first and second main and second additional metal plates are expanding in direction of longitudinal coordinate of antenna; first side edge of first main metal plate on length between first coordinate surface and second one and first side edges of second main and second additional metal plates on length between first coordinate surface and third one are disposed on third coordinate plane. Alternative design of antenna incorporating newly introduced first metal plate installed symmetrically to first main metal plate relative to coordinate surface parallel to second coordinate plane is given in description of invention.EFFECT: enhanced gain, reduced level of electric-field cross-polarized component, reverse and side radiation level, and background level.29 cl, 25 dwg

icrostrip antenna // 2237952
The invention relates to the field of antenna technology and is intended for use in radio systems for various purposes

The shunt vibrator // 2211510
The invention relates to television and radio transceiver technology

Directional array antenna // 2205479
The invention relates to the field of radio engineering, in particular to the class of broadband unidirectional array of antennas, and can find application in communication systems, Metrology, in problems of electromagnetic compatibility

Antenna framework-loop // 2202139
The invention relates to communications

Broadband symmetrical array antenna // 2199805
The invention relates to antenna-feeder devices

Tri-band two-polarization antenna // 2151455
The invention relates to radio engineering can be used for VHF FM broadcasting and personal radio

Compact broadband vibrator // 2132587
The invention relates to the field of radio, antenna-feeder equipment, and can be used to build different types of broadband radio and television antennas

Dipole with a shunt and a coaxial feeder // 2110120
The invention relates to radio antennas VHF-UHF designed for use mainly on mobile objects (e.g., courts)

Triplica array circular polarization antenna // 2096870
The invention relates to the field of radio engineering, in particular to antenna technique, and can be used in radar, communications, radio astronomy and other antenna systems

Emitter // 2089022
The invention relates to microwave emitters for non-treatment of benign and malignant tumors of the internal organs through the local electromagnetic hyperthermia, and electromagnetic measurements in complex environments (with variable electromagnetic parameters)

Loop vibrator // 2089021
The invention relates to antenna technology

Antenna // 2071154
The invention relates to the field of antenna technology and can be used for transmission and reception of electromagnetic energy

Antenna system // 2015588
The invention relates to antenna engineering, in particular to antenna relay blocks for radio relay stations