Abstract: An antenna system and a mobile terminal implemented with the antenna system are provided. The mobile terminal has a metal frame and a system grounding. The antenna system has at least a first antenna module, a second antenna module, a third antenna module and a fourth antenna module. The first antenna module has a radiating body and a parasitic element coupled to the radiating body. The radiating body is configured to generate a main harmonic, and the parasitic element is configured to generate a parasitic harmonic. The first antenna module further has a first tuning circuit and a second tuning circuit. The antenna system has at least four operation modes. The antenna system of the present invention may achieve carrier aggregation of different LTE frequencies, and may be used as a MIMO antenna system.

Abstract: An antenna structure, a manufacturing method thereof and a communication device are provided. The antenna structure includes a first base substrate, a second base substrate, a dielectric layer provided between the first base substrate and the second base substrate, an isolation layer, first coplanar electrodes provided on one side of the isolation layer facing the first base substrate, and second coplanar electrodes provided on another side of the isolation layer facing the second base substrate. In the direction perpendicular to the first base substrate, the dielectric layer includes a first dielectric layer and a second dielectric layer, and the isolation layer is provided between the first dielectric layer and the second dielectric layer. The first coplanar electrodes include first electrodes and second electrodes alternately arranged. The second coplanar electrodes include third electrodes and fourth electrodes alternately arranged.

Abstract: Dual band slot antenna is described. The dual band slot antenna includes a ground plane having a slot, a conductive patch, a dielectric substrate disposed between the conductive patch and the ground plane, and a coaxial cable fastened on the conductive patch to form a first loop region and a second loop region of different sizes for dual band operation.

Abstract: Some embodiments of the present disclosure relate to an assembly. In some embodiments the assembly comprises at least one antenna and a thermal insulation component. In some embodiments, the at least one antenna is configured to transmit a field of radiofrequency (RF) communication at an operating frequency ranging from 6 GHz to 100 GHz. In some embodiments, the thermal insulation component is disposed within the field of RF communication. In some embodiments, the thermal insulation component has a thermal conductivity ranging from 0.0025 W/m·K to 0.025 W/m·K at 25° C. and 1 atm.

Abstract: A rearview mirror assembly includes a main housing defining an interior surface, an interior cavity at least partially bounded by the interior surface, and an open side. The assembly further includes a control module coupled within the interior of the main housing, a mirror coupled over the open side of the main housing, and an antenna electrically coupled with the control module and positioned within the interior cavity of the main housing.

Abstract: The dual-band antenna device includes: a feeding electrode that branches into a first branch feeding electrode that serves as a low-frequency signal path and a second branch feeding electrode that serves as a high-frequency signal path; and a radiation electrode having a rectangular shape with a longitudinal direction and having a low-frequency feeding point to which the first branch feeding electrode is electrically connected and a high-frequency feeding point to which the second branch feeding electrode is electrically connected. In the radiation electrode, the low-frequency feeding point or the high-frequency feeding point is formed close to an end portion of the rectangular shape in the longitudinal direction, and the high-frequency feeding point or the low-frequency feeding point is formed at a center portion of a side of the rectangular shape that extends in the longitudinal direction.

Abstract: The disclosure relates to an antenna system 1 for providing coverage for multiple-input multiple-output, MIMO, communication in mixed type of spaces. The antenna system 1 comprises a leaky cable 2 arranged to provide coverage in a first type of space, and a distributed antenna system 3 comprising one or more antennas 31, 32, 33, 34 and ranged to provide coverage in a second type of space, wherein each of the one or more antennas 31, 32, 33, 34 of the distributed antenna system 3 is connected to the leaky cable 2 through a circulator 41, 42, 43, and wherein the MIMO communication is enabled by both ends of the leaky cable 2 being adapted for connection to a respective antenna port 8, 9 of a network node 5 configured for 10 MIMO communication. The disclosure also relates to a related method and system.

Abstract: A first ground conductor is disposed in or on a main substrate. In or on an antenna module, a first antenna and a second ground conductor operating as a ground electrode of the first antenna are disposed. A coaxial cable including a core wire and an outer conductor feeds power to the first antenna. The outer conductor is electrically connected to the first ground conductor at a first position, and is connected to the second ground conductor at a second position. A second antenna including a feed element and a parasitic element operates at a lower frequency than the operating frequency of the first antenna. The second ground conductor and a part of the outer conductor from the first position to the second position also serve as the parasitic element of the second antenna.

Abstract: A space deployable antenna apparatus includes an inflatable antenna configurable between a deflated storage position and an inflated deployed position. The inflatable antenna includes collapsible tubular elements coupled together in fluid communication. The collapsible tubular elements in the deployed position include a longitudinally extending boom tubular element, at least one driven tubular conductive element transverse to the boom tubular element, at least one reflector tubular conductive element transverse to the boom tubular element, and at least one director tubular conductive element transverse to the boom tubular element. A foam dispenser is configured to inject a solidifiable foam into the inflatable antenna to configure to the inflated deployed position.

Abstract: The invention relates to an antennal structure adapted to be disposed on an earth plane comprising: a three-dimensional support substrate made of a dielectric material which is partially hollowed out and comprising a peripheral wall which extends between a proximal end and a distal end, said support substrate defining an internal volume; a first conducting pattern inscribed on the peripheral wall of the support substrate, the first conducting pattern comprising a lower end adapted to be connected to an earth plane and an upper end; a second conducting pattern contained in the volume of the substrate, the second pattern being connected electrically to the upper end of the first pattern.

Abstract: An antenna structure includes a housing, a first feed source, a ground portion, a radiator, and a second feed source. The housing includes a front frame, a backboard, and a side frame. The side frame defines a slot. The front frame defines a first gap, a second gap, and a groove. A radiating portion and a coupling portion are divided from the housing by the slot, the first gap, the second gap, and the groove. The first feed source is electrically connected to the radiating portion. One end of the ground portion is electrically connected to the radiating portion and another end of the ground portion is grounded. The radiator is coupled with and apart from the coupling portion. The second feed source is electrically connected to the radiator and a current from the second feed source is coupled to the coupling portion through the radiator.

Abstract: An antenna system comprises a first antenna element adapted to a first frequency band and a second antenna element adapted to a second frequency band different from the first frequency band. The first antenna element includes a radiating structure having a planar radiating element and configured to radiate at a frequency in the first frequency band and a band-stop filter having a planar conductive element and configured to attenuate a current flow at a frequency in a second frequency band different from the first frequency band. The planar conductive element is arranged in a meander pattern, has an end electrically connected to the planar radiating element, extends in a direction substantially parallel to the planar radiating element, and has an electrical length substantially equal to ¼ of a wavelength of the frequency in the second frequency band.

Abstract: There is provided an antenna structure for a radio frequency identification (RFID) reader. The antenna structure includes a substrate, and an antenna structure disposed on the substrate. The antenna includes a peripheral frame portion, a first strip section disposed at a first side of the peripheral frame portion, and a second strip section disposed at a second side of the peripheral frame portion. In particular, the first strip section and the second strip section each includes multiple spaced-apart strip portions extending from a first part of the peripheral frame portion to a second part of the peripheral frame portion. There is also provided a method of manufacturing the antenna structure, an RFID reader system including the antenna structure, and an RFID system including the RFID reader system and an RFID tag.

Abstract: A mechanism to connect first and second circular waveguides. A first member includes two or more pins extending radially from a body, the first waveguide coaxial with the body and terminating at a first port at an end face of the body. A second member has a cavity coaxial with the second waveguide and configured to fit over the first member, the second waveguide terminating at a second port within the cavity. Slots disposed around a perimeter of the cavity engage the two or more pins. A cap fits over the second member, the cap including L-shaped slots to engage the two or more pins extending through the slots of the second connecting member. A wave spring between an inside surface of the cap and a shoulder of the second member urges the second port towards the first port when the cap is engaged with the two or more pins.

Abstract: A housing is provided. The housing includes a first housing area, a second housing area, a slit strip and a connecting segment, the slit strip includes at least one slit, the first housing area and the second housing area are located at two sides of the slit strip, the connecting segment are located at an extending path of the slit strip, the connecting segment electrically conductively couples the first housing area and the second housing area. An antenna device and a mobile terminal are also provided by the present disclosure.

Abstract: An antenna structure includes a dielectric substrate, a ground plane, and a main radiation element. The main radiation element and the ground plane are disposed on two opposite surfaces of the dielectric substrate. The main radiation element has a first loop-shaped slot and a second loop-shaped slot. The first loop-shaped slot is inside the second loop-shaped slot. The first loop-shaped slot includes a first slot, a second slot, a third slot, a fourth slot, a pair of first partition slots, a pair of second partition slots, a pair of third partition slots, and a pair of fourth partition slots. The first slot, the second slot, the third slot, and the fourth slot are interleaved with the first partition slots, the second partition slots, the third partition slots, and the fourth partition slots.

Abstract: Embodiments include apparatuses, methods, and systems for an antenna for a wearable device that includes a bezel on the wearable device to include a conductive circuit path to transmit and receive radiofrequency (RF) signals to and from the wearable device. In some embodiments, the bezel may be formed of a substantially conductive material to form the conductive circuit path. In other embodiments the bezel may be formed of a substantially non-conductive material and may include a conductive antenna pattern located on a surface of the bezel to form the conductive circuit path. Other embodiments may also be described and claimed.

Abstract: A mobile terminal having a front surface, a rear surface, and side surfaces includes a cover glass allowing an electromagnetic wave to be transmitted therethrough, a case having a metal rim forming an appearance of the top or the bottom of the mobile terminal, and an antenna having a plurality of arrayed antenna patterns to radiate a beamformed transmission signal, wherein the antenna is disposed such that at least a portion thereof is adjacent to the metal rim, and the cover glass includes a planar portion disposed on the front surface or the rear surface and a bent portion bent from at least one end of the planar portion such that the transmission signal is radiated through the cover glass.

Abstract: A wearable device mountable on a user's wrist is provided. The wearable device includes a housing having a metal structure, a display disposed in the housing and including a metal layer, the metal layer being disposed so as to be surrounded by the metal structure and to be spaced apart by a gap, a printed circuit board (PCB) disposed in the housing and including a ground area, and a control circuit disposed on the PCB and feeding a first point of the metal structure. Here, the metal layer is electrically connected with the ground area of the PCB at a second point spaced apart by an angle with respect to the first point.

Abstract: An antenna includes an elongate dielectric strip having opposing first and second sides. A first conductive pattern defines a first radiating element for a first frequency range on the first side of the elongate dielectric strip. A second conductive pattern defines a second radiating element for a second frequency range on the first side of the elongate dielectric strip. The second frequency range is different than the first frequency range. A diplexer circuit is on the elongate dielectric strip between said first and second radiating elements and coupled thereto. A third conductive pattern defines a shared ground plane for the first and second radiating elements on the second side of the elongate dielectric strip.