Abstract: An electronic device such as a wristwatch device may have a housing with metal sidewalls and a display module having conductive display structures. The conductive display structures may be separated from the sidewalls by a slot element for a first antenna that runs around the display module. A feed element for the first antenna may be coupled between the display structures and the sidewalls. An antenna resonating element for a second antenna may be disposed within the slot element. A printed circuit may include additional antenna elements for the second antenna. The antenna resonating element may extend away from the feed element for the first antenna to provide improved isolation between the two antennas. The first antenna may be operable to provide coverage for frequencies that are lower than frequencies for which the second antenna may be operable to provide coverage.

Abstract: A capacitively loaded loop antenna for an implantable medical device is disclosed comprising a feed extending from a conductive surface of an implantable housing, a radiating element having a cross section larger than the feed, and a return coupling the radiating element to a conductive surface of the implantable housing. The radiating element can have a height above the top surface of the implantable housing, creating a capacitance between the radiating element and the conductive surface of the implantable housing configured to counteract the inductance of the capacitively loaded loop antenna.

Abstract: A loop antenna unit including two loop antennas having a same number of turns and different winding directions, the two loop antennas being positioned in line symmetry and not superposed on each other in a plan view. Each of the two loop antennas includes a loop conductive line wound continuously in one direction with n turns, where n is an integer of 3 or more, forming loops from a start point to an end point on the outermost loop or the innermost loop, the loop conductive line being bent in a transitional region in a direction from an outer loop toward an inner loop such that the loops have bent portions positioned side by side from an outermost first loop to an (n?1)th loop in the transitional region, and a jumper wire positioned on the insulating layer to cross the transitional region in a plan view.

Abstract: An electronic device is provided according to an embodiment of the present invention. The electronic device includes a housing, a first antenna module, a second antenna module, and a shared frame. The housing has an accommodating space. The shared frame is arranged in the accommodating space and comprises a first and a second support portion. The first antenna module is arranged on the first support portion, and the second antenna module is arranged on the second support portion. The first antenna module is for transmitting and receiving a signal of a first frequency band. The second antenna module is for transmitting and receiving a signal of a second frequency band. A virtual reference surface is defined below the housing, and a projection range of the first antenna module on the virtual reference surface partially overlaps with a projection range of the second support portion on the virtual reference surface.

Abstract: An information handling system (IHS) includes an antenna system. The antenna system includes an antenna; a radiating element, the radiating element being capacitively coupled with the antenna; and, a tuner module electrically coupled to the antenna and the radiating element, the tuner module tuning the antenna and the radiating element.

Abstract: Provided are an antenna, a phase shifter, and a communication device. The antenna includes a first metal electrode, a second metal electrode, and a photo-sensitive layer. The first metal electrode and the second metal electrode are respectively located on two opposite sides of the photo-sensitive layer. The first metal electrode includes multiple transmission electrodes. The multiple transmission electrodes are configured to transmit electrical signals. The photo-sensitive layer includes at least one photo-sensitive unit and the at least one photo-sensitive unit overlaps the transmission electrodes. The antenna provides more possibilities for large-scale commercialization.

Abstract: Disclosed herein is a patch antenna that includes a first dielectric layer in which a patch conductor is provided, a second dielectric layer in which a signal line extending in a direction parallel to the patch conductor is provided, a feed conductor provided perpendicularly to the patch conductor so as to connect one end of the signal line and a feed point for the patch conductor, a first ground pattern provided between the patch conductor and the signal line, and a second ground pattern provided on an opposite side to the first ground pattern with respect to the signal line. The first dielectric layer has a dielectric constant lower than that of the second dielectric layer.

Abstract: A Wi-Fi antenna device is disclosed. The Wi-Fi antenna device comprises a ground plane, a plurality of first inverted-F antennas, a plurality of second inverted-F antennas and a plurality of third inverted-F antennas, thereby being capable of transceiving multi-band wireless signals. Particularly, there is an included angle between any two of the first inverted-F antennas. In the same way, any two of the second inverted-F antennas and any two of the third inverted-F antennas are both arranged to have said included angle therebetween. By such an arrangement, an omni radiation pattern can be measured on X-Y plane, X-Z plane and Y-Z plane in case of this novel Wi-Fi antenna device being applied in an environment. Therefore, the Wi-Fi antenna device according to the present invention has a significant potential for replacing the conventional multi-band antenna so as to be applied in a Wi-Fi router.

Abstract: Techniques are disclosed for configuring a broadband antenna system. An example electronic device includes a first antenna operating at a first frequency range and coupled to a first transceiver via a first signal path comprising a first indirect feed. The electronic device also includes a second antenna operating at a second frequency range and coupled to a second transceiver via a second signal path comprising a second indirect feed, wherein the first frequency range is lower than the first frequency range. The electronic device also includes a third antenna operating at the second frequency range and coupled to a third transceiver via a second signal path comprising a third indirect feed. Additionally, the first antenna is coupled to the first antenna and the second antenna by a capacitive coupling element.

Abstract: This application provides an antenna system and a wireless device, and pertains to the field of communications technologies. In this application, a decoupling resonator is connected to a first antenna, and a resonance frequency of the decoupling resonator is within an operating frequency band of a second antenna, so that the decoupling resonator can resonate within the operating frequency band of the second antenna. The decoupling resonator reduces coupling between the first antenna and the second antenna, and isolation between the first antenna and the second antenna is improved.

Abstract: The present invention discloses a printed dual band antenna that includes a primary radiation portion and a parasitic radiation portion. The primary radiation portion is configured to perform signal transmitting and receiving based on a first resonant frequency and a second resonant frequency. The parasitic radiation portion is disposed on a neighboring side of the primary radiation portion, distanced from the primary radiation portion by a distance and electrically isolated from the primary radiation portion. The parasitic radiation portion couples to and resonates with the primary radiation portion to perform signal transmitting and receiving based on the second resonant frequency. The parasitic radiation portion is a grounded monopole parasitic antenna.

Abstract: A mobile device for enhancing antenna stability includes a nonconductive frame, a back cover, a PIFA (Planar Inverted F Antenna), and a U-shaped ground element. The PIFA is disposed between the nonconductive frame and the back cover. The U-shaped ground element is coupled to the PIFA, and is at least partially attached to the nonconductive frame. The vertical projection of the PIFA at least partially overlaps the U-shaped ground element.

Abstract: A remote key is provided with an electronic wiring arrangement for generating and processing signals. The remote key includes a first antenna for transmitting and/or receiving the signals, and a wiring carrier on which the antenna is formed as a track. The remote key also includes a housing in which the wiring carrier, the first antenna and the electronic wiring arrangement are arranged. The housing comprises a second antenna.

Abstract: One example discloses a near-field communications device, including: a near-field antenna; a conformal material having a first surface and a second surface; wherein the first surface is dielectrically coupled to the antenna; and wherein the second surface is configured to be galvanically coupled to a host-structure.

Abstract: A plurality of multi-band antenna elements operable at a plurality of frequencies constitutes an array antenna. An antenna drive unit selects at least some of the multi-band antenna elements from the plurality of multi-band antenna elements in accordance with one operation frequency selected from the plurality of operation frequencies, and causes the selected multi-band antenna elements to operate.

Abstract: A diversity antenna for receiving radio frequency (RF) signals includes a horizontally-polarized antenna element coupled to a vertically-polarized antenna element in a fixed orthogonal relationship. The vertically-polarized antenna element is a blade antenna which includes a vertically-oriented printed circuit board (PCB) on which is disposed a pair of conductive strips. The horizontally-polarized antenna element includes two loop antennas which are arranged and conductively coupled in parallel. Each loop antenna includes a horizontally-oriented, disc-shaped PCB on which is disposed a pair of conductive loops. To facilitate the orthogonal coupling between the pair of antenna elements, each disc-shaped PCB includes a central slot dimensioned to receive the vertically-oriented PCB.

Abstract: According to various embodiments, an electronic device includes a housing including a front surface plate; a rear surface plate facing toward the opposite direction of the front surface plate; and a side surface member surrounding a space between the front surface plate and the rear surface plate, the side surface member having a substantially rectangular shape when viewed above the front surface plate; a first PCB arranged in the space; a first wireless communication circuit; a substrate; a first antenna array protruding from the first side of the substrate toward the first portion; a second antenna array protruding from the second side of the substrate toward the second portion; and a second wireless communication circuit. Various other embodiments are possible.

Abstract: A dynamic antenna tuning system. The dynamic antenna tuning system includes: an antenna controller; and, a tunable antenna, the tunable antenna comprising a plurality of switches, the switches being controlled by the antenna controller to dynamically configure the antenna in one of a plurality of antenna geometry configurations.

Abstract: An antenna includes a dielectric substrate having a planar shape. The dielectric substrate has a first side and a second side. An elongated feed is disposed on the first side of the substrate. A ground plane is disposed adjacent to and spaced apart from the feed on the first side of the substrate. A meander has a first end coupled to the elongated feed. The meander comprises a second end disposed opposite the first end. A first extension extends from the second end adjacent to the meander. A second extension extends from the second end adjacent to the meander.

Abstract: The invention relates to a MIMO antenna system for IEEE 802.11 WiFi communication. The invention also relates to a wireless device, such as a wireless access point (AP), a router, a gateway, and/or a bridge, comprising at least one antenna system according to the invention. The invention further relates to a wireless communication system, comprising a plurality of antenna systems according to the invention, and, preferably, a plurality of wireless devices according to the invention.