Abstract: Embodiments of antennas and radio frequency (RF) modules include a substrate, a first antenna arm coupled to the substrate, and a first conductive structure between a distal end of the first antenna arm and a bottom surface of the substrate. An embodiment of a system includes a first substrate, a first conductive structure on a top surface of the first substrate, and an antenna coupled to the top surface of the first substrate. The antenna includes a second substrate, a first antenna arm coupled to the second substrate, and a second conductive structure having a proximal end and a distal end. The proximal end of the second conductive structure is coupled to a distal end of the first antenna arm, and the distal end of the second conductive structure extends to a bottom surface of the second substrate and is coupled to the first conductive structure on the first substrate.

Abstract: A portable terminal includes a terminal body, a first antenna provided on a circuit board having a first ground that is used by the first antenna, and an antenna assembly integrated into the terminal body. The antenna assembly of the portable terminal includes at least one diversity antenna fed to the circuit board and formed on the circuit board having a ground that is independent from the first ground. The at least one diversity antenna is formed into an angled configuration with respect to the circuit board.

Abstract: A wideband antenna with backlobe elimination in a confined space is disclosed. Backlobe elimination is by an array of electromagnetically conductive members disposed between the spiral element and the ground plane and almost contacting the ground plane so as to bleed a backlobe away from the spiral antenna to the ground plane. In one embodiment, the members are conical elements disposed between the spiral element and the ground plane of a spiral antenna such that the apexes of the conical elements almost contact the spiral element and the bases of the conical elements contact the ground plane. In some embodiments, other means may be employed to perform this function. In operation, conical elements bleed the backlobe of the signal away from the spiral element to the ground plane.

Abstract: A circular polarization antenna includes a substrate, a ground plane, a tuning stub, a feeding element, and a cavity structure. The substrate has a first surface and a second surface. The feeding element is disposed on the first surface of the substrate. The ground plane is disposed on the second surface of the substrate and has a hole. The tuning stub is disposed on the second surface of the substrate and connected to the edge of the hole. The cavity structure is connected to the ground plane and configured to reflect an electromagnetic wave.

Abstract: Techniques and devices based on antenna structures with a MTM loading element.

Abstract: A steerable microwave antenna includes a resonant cavity comprising a partially reflecting surface (PRS) formed of an array of transmitting-receiving cells (CF2) each of which is adapted for control in transmissivity and directivity and a totally reflecting surface (TRS). A radiating element (RE) laid within the resonant cavity is provided in the vicinity of the totally reflecting surface (TRS) so as to generate microwaves. A circuit (Bx, By) for controlling transmissivity and directivity of each transmitting-receiving cell (CF2) and of the partially reflecting surface (PRS) is further provided. Such an antenna can be implemented as an antenna for Wifi connections and cellular telephone handset.

Abstract: A dual band antenna is provided. The dual band antenna includes a grounding portion, a connecting portion, a feeding portion, a radiating portion, a first radiating portion and a second radiating portion. The connecting portion is vertically connected to the grounding portion. The feeding portion has a first end and a second end, wherein the first end is connected to the connecting portion and the second end has a feeding end. The radiating portion is parallel to the grounding portion and vertically connected to the connecting portion. The first radiating portion has a third end and a fourth end, wherein the third end is connected to the radiating portion and the fourth end extends toward the radiating portion. The second radiating portion is vertically connected to the radiating portion.

Abstract: A wireless communication module is arranged such that a radio frequency circuit board stands vertically on a first earth plate. The radio frequency circuit board includes first and second radio frequency transmission and reception circuits at both end portions, respectively. The radio frequency circuit board includes a second earth plate serving as a grounding electric potential of the radio frequency transmission and reception circuits. Feed lines from the radio frequency transmission and reception circuits are connected to the first earth plate, respectively. Ground lines of the feed from the radio frequency transmission and reception circuits, respectively, are connected to the second earth plate. Thus, vertical exciting currents flow at both end portions of the second earth plane, enabling transmission and reception of vertical polarization waves.

Abstract: A multiband antenna includes at least two polygons. The at least two polygons are spaced by means of a non-straight gap shaped as a space-filling curve, in such a way that the whole gap length is increased yet keeping its size and the same overall antenna size allowing for an effective tuning of frequency bands of the antenna.

Abstract: An antenna module includes a base member made of a resin and a copper-foil material, a first ground layer formed on a first surface of the base member, a second ground layer formed on a second surface of the base member, and an inverted-F metal-plate antenna provided on the first surface, formed by punch-cutting and folding a metal plate and including a rectangular conductive plate, a grounding conductor portion connected to the first ground layer, and a feeding conductor portion connected to a feeding point. The rectangular conductive plate is folded at a folding portion extending in a length direction and is divided in a width direction at the folding portion into a first rectangular conductive plate and a second rectangular conductive plate. The first rectangular conductive plate is parallel to the base member whereas the second rectangular conductive plate is inclined to the base member.

Abstract: Watches comprising an antenna are described herein. In an implementation, a watch includes a housing enclosing an antenna, a printed circuit board, and a conductive cage. The antenna may be provided with a ground plane including a first portion and second portion. The first portion of the ground plane may be formed by the printed circuit board electrically coupled with the antenna and the second portion of the ground plane may be formed by the conductive cage supporting the printed circuit board and electrically coupled thereto.

Abstract: A metal frame antenna includes a grounding part, a first antenna, and a second antenna. The metal frame antenna is assembled in a side of a display panel. The display panel is assembled with a metal backplane through the metal frame antenna. The assembly of a display having the metal frame antenna is easier. The volume of the display having the metal frame antenna is reduced. Moreover, the metal frame antenna having the first antenna and the second antenna is used as a multi-frequency antenna. The metal backplane is used for grounding. Therefore, the transmission efficiency of the metal frame antenna is better.

Abstract: An antenna structure includes a circuit board and at least one antenna circuit. The circuit board includes a ground area and an antenna area. The antenna area is substantially rectangular-shaped and arranged between the ground area and the periphery of the circuit board. The antenna circuit is formed within the antenna area and includes a feeding segment, a border segment and at least one ground segment. The feeding segment is connected to the border segment and the distance from the border segment to the periphery of the circuit board ranges from 0 to 3 millimeters; a substantially 90° bent-structure is formed within the border segment. One end portion of the ground segment is connected to the ground area. Thus an antenna structure which enables the antenna circuit to be formed within the remaining space on the periphery of the circuit board is provided.

Abstract: A multiband antenna includes a conductive antenna element portion and a conductive ground element portion which are provided on an insulating film. The antenna element portion includes a first antenna element having a length corresponding to a first resonance frequency, and a second antenna element having a length corresponding to a second resonance frequency. The ground element portion includes a first side having a length to resonate at the first resonance frequency, and a second side having a length to resonate at the second resonance frequency.

Abstract: A microwave antenna assembly includes a first dielectric layer, a second dielectric layer, a conductive layer, a first conductive patch, and a second conductive patch. The conductive layer is disposed in an inner region between the first dielectric layer and the second dielectric layer. The conductive layer includes a slot. A first conductive patch is surrounded by the slot. The second conductive patch is disposed against the second dielectric layer outside the inner region, and is electromagnetically coupled to the first conductive patch.

Abstract: The present invention enables to restrain the enlargement of the wireless communication apparatus and prevent the manufacturing processes from increasing and to increase the frequency bands which can be used by the wireless communication. An antenna 1 includes a first ground pattern 3, a second ground pattern 4, a hinge conductor member 5 and a current control circuit 6. The first ground pattern 3 is formed on a first printed wiring board 7. The hinge conductor member 5 is arranged on a hinge Z which connects indirectly the first printed wiring board 7 and a second printed wiring board 8 each other. The current control circuit 6 is arranged on the first printed wiring board 7. The current control circuit 6 has a function to flow the electric current of a first frequency band and attenuate the electric current of a second frequency band.

Abstract: A handheld electronic device may be provided that contains a conductive housing and other conductive elements. The conductive elements may form an antenna ground plane. One or more antennas for the handheld electronic device may be formed from the ground plane and one or more associated antenna resonating elements. Transceiver circuitry may be connected to the resonating elements by transmission lines such as coaxial cables. Ferrules may be crimped to the coaxial cables. A bracket with extending members may be crimped over the ferrules to ground the coaxial cables to the housing and other conductive elements in the ground plane. The ground plane may contain an antenna slot. A dock connector and flex circuit may overlap the slot in a way that does not affect the resonant frequency of the slot. Electrical components may be isolated from the antenna using isolation elements such as inductors and resistors.

Abstract: Disclosed is a multiband antenna, comprising: an antenna element section which is fed from a feeding point; and a ground element section which is connected to a ground of the feeding point; wherein the antenna element section includes: a pole element which includes the feeding point, and has a length at which the pole element resonates at a first frequency; an L-shaped folded-back element which is connected to an end of the pole element, and resonates at a second frequency together with the pole element; and an L-shaped added element which is connected to the pole element; wherein a length from the feeding point to an end of the added element is a length at which the added element resonates at the first frequency.

Abstract: The invention relates to a communication device comprising a wireless interface for enabling wireless transmission and/or reception at a predefined wavelength ?c to be established. The object of the present invention is to provide an antenna suitable for wireless communication in a portable communication device. The problem is solved in that the communication device comprises a housing having an electrically conductive part, the wireless interface comprising an antenna comprising a first quarter wavelength patch and a ground plane comprising an electrically conductive material, the first quarter wavelength patch being at least partially constituted by said electrically conductive part of the housing. This has the advantage of providing an alternative wireless interface for a communication device. The invention may e.g. be used in portable communication devices with a wireless interface for communication with another device, in particular in a headset or a headphone or an active earplug.

Abstract: An antenna assembly includes a cable assembly having at least one wire and a circuit board assembly having a ground plane and a plurality of mounting locations. The wire(s) is electrically connected to corresponding mounting locations. A plurality of antenna elements are mounted to the circuit board at corresponding mounting locations. Each antenna element has a feed finger and a ground finger, where the ground finger is electrically connected to the ground plane and the feed finger is electrically connected to the corresponding wire. Each antenna element has a first portion extending from the circuit board along a first plane and a second portion extending from the first portion along a second plane that is transverse to the first plane. Each antenna element provides hemispherical coverage and wide frequency bandwidth.

Abstract: An internal printed antenna is revealed. The internal printed antenna includes a dielectric substrate, a ground plane, a metal loop radiating portion, and a microstrip feed line. The metal loop radiating portion includes a plurality of bends and a gap area is formed between adjacent bends. Two short circuit parts are arranged at the gap area.

Abstract: An antenna includes a first antenna portion, a second antenna portion, a third antenna portion, a feed portion, and a ground portion. The first antenna portion perpendicularly connects to the feed portion and the ground portion. The second antenna portion connects to the first antenna portion. The third antenna portion connects to the feed portion. The first antenna portion and the second antenna portion are both located on a plane perpendicular to the feed portion. The feed portion, the ground portion, and the third antenna portion are coplanar.

Abstract: A multi-band antenna for assembling to an insulation base and metal base of an electronic device comprises: a radiating element; a first connecting element; a second connecting element; a grounding element; and a first grounding foil and a second grounding foil respectively electrically connected to the second connecting element and the grounding element along a longitudinal direction perpendicular to the transversal direction and extending to the metal base. The first grounding foil and the second grounding foil has a first part respectively extending from the second connecting and grounding element to a joint line between the insulation and the metal base and a second part attached to the metal base. A slot is formed among the first part of the first grounding foil, the first part of the second grounding foil, the second connecting element, and the joint line between the insulation base and the metal base.

Abstract: A ground radiation antenna is disclosed. Herein, the ground radiation antenna provides a ground radiator inducing resonance by using the inductance of a ground. Since the ground radiator efficiently uses the inductance of the ground, the ground radiator may operate as a radiator of the ground radiation antenna by using a simple structure of combining a capacitive element with the ground. As described above, by providing an antenna radiator having a remarkably simple structure, the fabrication cost for the antenna may be decreased, and the size of the antenna may also be largely reduced.

Abstract: A multi-frequency antenna (1) includes a grounding portion (1) extending along a transversal direction; a radiating arm (11) extending along a transversal direction and disposed above the grounding portion; a connecting arm (12) connected to the grounding portion and the radiating arm; a capacitor (13) connected to the radiating portion and the connecting arm; and a cable (15) having an inner conductor connected to the connecting arm and an outer conductor connected to the grounding portion.

Abstract: An antenna with electromagnetic interference (EMI) shelter is disclosed, which comprises: an EMI shelter, mounted on a substrate while covering the same; a radiation unit; an induction current steering unit, disposed at a position between the EMI shelter and the radiation unit; and a signal feed-in unit, electrically connected with the radiation unit; wherein, the induction current generated by the radiation unit when it is activating is guided to the EMI shelter through the guidance of the induction current steering unit, and then to be feed into a ground connection (GND), thereby, preventing the operation of radio circuit elements that are mounted on the substrate from being interfered by the electric wave resulting from the induction current. With the aforesaid configuration, not only the EMI effect can be significantly suppressed and the overall manufacturing cost of the antenna can be effectively reduced, but also the signal transmission efficiency is improved.

Abstract: Apparatus (20) comprising: an antenna (12) connectable to a first terminal (38) and to a second terminal (40) and comprising a first conductive part (34) and a second conductive part (36), the first conductive part being configured electrically in parallel with the second conductive part, the first conductive part (34) being configured to have a first electrical length and the second conductive part (36) being configured to have a second electrical length together providing a common resonant mode having a first operational frequency band, the second conductive part (36) substantially providing a common resonant mode having a second operational frequency band and the first conductive part (34) substantially providing a differential resonant mode having a third operational frequency band.

Abstract: A multi-band antenna includes a grounding element, a first antenna working on a wireless wide area network, a second antenna working on a wireless local area network, and a third antenna operating on a wireless local area network. The first antenna includes a first conductive piece, a first radiating element extending from the first conductive arm, a coupling radiating element and a feeding line. The second antenna includes a second conductive piece, a first resonant element extending from the second conductive piece, a second resonant element and a feeding line. The third antenna includes a third conductive element, a first conductive arm extending from the third conductive element and a second conductive arm and a feeding line. The first conductive piece is connected to the second conductive piece.

Abstract: A multi-band antenna includes a dielectric substrate, and a main antenna member and a metal piece disposed on the dielectric substrate. The main antenna member includes a feed-in portion for feeding with a radio frequency signal, a first conductor arm connected to the feed-in portion and adjacent to a first side edge of the dielectric substrate, a second conductor arm connected to the feed-in portion and having a length shorter than that of the first conductor arm, a third conductor arm connected to the feed-in portion, a fourth conductor arm extending along the third conductor arm, and a grounding portion adjacent to the feed-in portion. The metal piece is disposed at the first side edge and connected to the fourth conductor arm, resonates and couples with the first conductor arm to form a first radiator section, and cooperates with the fourth conductor arm to form a second radiator section.

Abstract: Techniques involving a slot antenna and associated functionality are described. In one or more implementations, the techniques describe a slot antenna that is usable for wireless communication in a mobile communication device. The mobile communication device may include one or more modules communicatively coupled to the slot antenna and configured to employ the slot antenna to enable the wireless communication.

Abstract: The present invention discloses an electronic device including a signal transmission module and a wideband monopole antenna. A feeding portion of the antenna is coupled to the signal transmission module through a feeding cable. A first radiating portion and a second radiating portion of the antenna are respectively coupled to the feeding portion, wherein the feeding portion, the first radiating portion, and a signal ground portion define a first slot, while the second radiating portion and the signal ground portion define a second slot. In the first slot, the spacing between the first radiating portion and the signal ground portion is not less than a first distance. In the second slot, the spacing between the second radiating portion and the signal ground portion is not less than a second distance. Thus, the voltage standing wave ratio of the antenna within a frequency band is less than a threshold.

Abstract: An antenna device for transmitting and receiving electromagnetic signals. The antenna device includes a ground plane and a radiator arranged at an radiator distance above the ground plane. In addition, the antenna device includes a plurality of parasitic elements arranged, on the ground plane, around the radiator in a radially symmetric manner, the parasitic elements being electrically connected to the ground plane.

Abstract: An antenna used in wireless communication, comprises: a dielectric substrate; a ground conductor portion arranged upon the dielectric substrate; an antenna element including a radiating conductor portion arranged upon the dielectric substrate opposite to the ground conductor portion, a shorted conductor portion that connects the radiating conductor portion and the ground conductor portion, and a power supply unit adapted to supply a high-frequency current to the radiating conductor portion; and an open conductor portion connected at high frequencies to the ground conductor portion, wherein the open conductor portion is connected to the dielectric substrate so as to protrude by a predetermined length from the location of the ground conductor portion in a diagonal direction from the location where the ground conductor portion and the shorted conductor portion are connected.

Abstract: The invention provides a wireless chip which can secure the safety of consumers while being small in size, favorable in communication property, and inexpensive, and the invention also provides an application thereof. Further, the invention provides a wireless chip which can be recycled after being used for managing the manufacture, circulation, and retail. A wireless chip includes a layer including a semiconductor element, and an antenna. The antenna includes a first conductive layer, a second conductive layer, and a dielectric layer sandwiched between the first conductive layer and the second conductive layer, and has a spherical shape, an ovoid shape, an oval spherical shape like a go stone, an oval spherical shape like a rugby ball, or a disc shape, or has a cylindrical shape or a polygonal prism shape in which an outer edge portion thereof has a curved surface.

Abstract: A patch antenna for receiving high frequency wireless signal and a rectenna using the same, more particularly, an impedance-matched patch antenna adopting a slot capacitive coupling structure and a rectenna capable of generating electrical energy from the wireless signals having different frequency band. A rectenna for receiving an A.C. wireless signal carrying electrical energy and converting the wireless signal into a D.C. electrical energy, is comprised of: a patch antenna for receiving the wireless signal comprising an dielectric substrate, a patch that is formed at the upper area of the surface of the dielectric substrate and providing the first frequency response characteristics, a ground plane formed on the other surface of the dielectric substrate, and an impedance matching means providing the second frequency response characteristics; and a rectifying unit that converts the wireless signal, received via the patch antenna, into a D.C. electrical energy by rectifying the wireless signal.

Abstract: A system for production of an electromagnetic (EM) field having EM emissions mitigated at one or more predetermined locations within a Hearing Aid Compliant (HAC) measurement plane is provided. The EM field mitigation system includes a ground plane, an antenna element, and a parasitic resonator element. The antenna element is coupled to the ground plane and resonates within at least one predetermined frequency band for transmitting and receiving the radio frequency (RF) signals modulated at one or more frequencies within the at least one predetermined first frequency band.

Abstract: A ground radiation antenna is disclosed. Herein, the ground radiation antenna provides a radiator-forming circuit, which is formed to have a simple structure using a capacitive element, as well as a feeding circuit suitable for the provided radiator-forming circuit. Thus, the structure of the antenna becomes simpler and the size of the antenna becomes smaller. Accordingly, the fabrication process of the antenna is simplified, thereby largely reducing the fabrication cost.

Abstract: Provided is a wide band antenna having ultra-wide band and high performance at a low cost. An antenna element constituting a part of an opening cross section structure of a double cylinder ridge waveguide is spread on a plane. The antenna element has a ridge element portion (21) for adjusting antenna characteristic corresponding to a ridge portion and a radiation element portion (22) for electromagnetic wave radiation. Substantially at a leading end portion of the ridge element portion (21), a feeder terminal (24) is formed. Ground portions (23a and 23b) are maintained at a ground potential and the feeder terminal (24) is guided to an outside as a coplanar waveguide.

Abstract: A multi-band antenna includes a grounding element having an edge and a grounding point, a first radiating arm being substantially of L shape and located above the grounding element, a second radiating arm working at a first frequency band and being substantially of L shape above the first radiating arm, a third radiating arm working at a second frequency band and being substantially of rectangular metal patch parallel to the edge of the grounding element, and a feeding line including an inner conductor connected to the first radiating arm and an outer conductor connected to the grounding point of the grounding element. The feeding line, the first radiating arm, the grounding element commonly compose a slot operating at a third frequency band.

Abstract: A multi-band antenna (1), comprising a grounding element (10) extending horizontally along a longitudinal direction, comprising a side edge (101) with a connecting point (102) and a grounding point (103) distanced from the connecting point by a length; a radiating element (11) disposed at an upper level parallel to the grounding element and defining a first end and a second end, and operating in a first frequency band; a connecting element (12) located between the radiating element and the grounding element, comprising a first portion (121) connecting to the first end of the radiating element and a second portion (122) linking to said connecting point of the grounding element; a parasitic element (13) extending from the second portion of the connecting element towards the second end of the radiating element along the longitudinal direction, and operating in a second frequency band; a feeding point (141) disposed on the second portion of the connecting element and under the parasitic element; and a feeding lin

Abstract: An antenna including a ground plane region, a feed element having associated with it a first reactance and a coupling element having associated with it a second reactance, the second reactance being of opposite sign to the first reactance, the coupling element being coupled to the feed element and to the ground plane region and being located in close proximity to the ground plane region, wherein an impedance and hence a resonant frequency of the antenna depend on the first and second reactances.

Abstract: A semiconductor integrated circuit has a rectifying circuit, a switched capacitor, a switched-capacitor drive circuit, a demodulator, and an internal circuit. The switched capacitor executes series charging and parallel discharging to/from a plurality of capacitors using an output rectified voltage. When the current driving performance at the time of supplying a power source voltage is set to a high state, so that a receiving operation in a card is executed reliably even at a long communication distance. Transmission signal data from a card is supplied to a switched-capacitor current driving performance increase disable circuit, and the current driving performance at the time of supplying the power source voltage in the switched capacitor is changed to be low. The change is detected as a magnetic field change in an antenna by an apparatus.

Abstract: A multi-band antenna (1) includes a grounding element (10) extending along a horizontal direction and including a side edge (101) with a connecting point (102) and a grounding point (103) distanced from the connecting point by a length, a first radiating element (11) disposed above and parallel to the grounding element (10), a second radiating element (12) apart from the first radiating element and extending upwardly from the side edge of the grounding portion, a connecting element (13) located between the first radiating element and the grounding element, a feeding point (134) disposed on the connecting element (13), and a feeding line (14) including an inner conductor (141) connected to the feeding point and an outer conductor (142) connected to the grounding point. The first radiating element operates in a first frequency band. The second radiating element defines a L-shaped configuration in a side view and operates in a second frequency band.

Abstract: The present invention provides a patch antenna having a dielectric layer that is composed of one dielectric film, has one or more holes formed therein by punching, and is provided between a patch and a ground plate, and a method of manufacturing the patch antenna. Since the patch antenna uses a dielectric material having a low relative dielectric constant (a low dielectric material), it is possible to reduce the size of a patch antenna and improve productivity.

Abstract: A portable electronic device includes a main body, and an antenna module. The main body includes an upper surface and a lower surface. A recessed portion is formed in the upper surface and a receiving portion is formed in the lower surface. The antenna module includes an antenna and a holder. The antenna is attached to the holder. The holder includes a first end portion and a second end portion. The first end portion and the second end portion are respectively engaged in the recessed portion and the receiving portion. A connector electronically connects the antenna.

Abstract: A ground radiation antenna is disclosed. Herein, the ground radiation antenna provides a radiator-forming circuit, which is formed to have a simple structure using a capacitive element, as well as a feeding circuit suitable for the provided radiator-forming circuit. Thus, the structure of the antenna becomes simpler and the size of the antenna becomes smaller. Accordingly, the fabrication process of the antenna is simplified, thereby largely reducing the fabrication cost.

Abstract: An antenna system includes one or more conductive elements acting as radiating elements, and a multilevel or space-filling ground-plane, wherein said ground-plane has a particular geometry which affects the operating characteristics of the antenna. The return loss, bandwidth, gain, radiation efficiency, and frequency performance can be controlled through multilevel and space-filling ground-plane design. Also, said ground-plane can be reduced compared to those of antennas with solid ground-planes.

Abstract: According to one embodiment, a coupler apparatus includes a coupling element and a ground plane. The coupling element comprises a conductive material and configured to be subjected to power feeding to a feeding point. The ground plane comprises a conductive material and faces the coupling element. The coupling element has one or more through holes along an alignment direction of the coupling element and the ground plane.

Abstract: Various antenna assemblies are disclosed. In one example, an antenna assembly includes a reflector including a first ground plane, a second ground plane below and spaced apart from the reflector, an antenna adjacent a surface of the reflector opposite the second ground plane, and a grounding post galvanically connecting the first ground plane and the second ground plane.

Abstract: A portable terminal is discussed. An embodiment of the portable terminal includes a portable terminal comprising a terminal body and a hybrid antenna mounted in the terminal body and having a plurality of antennas of different shapes wherein the hybrid antenna includes a first antenna having one or more dielectric chips, a third radiation patch formed on a first surface of the dielectric chip configured to operate at a first band, a feed pad formed on a second surface of the dielectric chip and the feed pad configured to feed the third radiation patch, and one or more ground pads arranged on the second surface of the dielectric chip located at a predetermined distance from the feed pad and a second antenna connected to the feed pad, and configured to operate at a second band higher than the first band.