Abstract: A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing, a wireless communications circuit carried by the circuit board, and an audio circuit carried by the circuit board. The mobile wireless communications device may further include an antenna assembly including an antenna carrier frame coupled to the circuit board and defining a cavity therein, and an antenna element carried on the antenna carrier frame and having a plurality of spaced apart signal feed points coupled to the wireless communications circuit. In addition, an audio transducer may be carried within the cavity of the antenna carrier frame and coupled to the audio circuit.

Abstract: A low-profile antenna assembly includes at least two antennas co-located under a cover. At least one of the at least two antennas includes an antenna configured for use with AM/FM radio. And, at least one of the at least two antennas includes an antenna configured for use with at least one or more of SDARS, GPS, cell phones, Wi-Fi, DAB-VHF-III, DAB-L, etc.

Abstract: An antenna mount is disclosed. The antenna mount includes a mast and a foot that are substantially free of electrically conductive elements. The mast has a first end having a circular cross-section configured to be received by a mounting bracket of a satellite dish having a circular interior cross-section. The foot is configured to be secured to a stationary mounting surface and to be pivotally attached to a second end of the mast.

Abstract: The present invention is directed to systems that use frequency selective surfaces (FSS) to aid in the operation of radio frequency identification (RFID) devices and products. In one embodiment, a system for interrogating radio frequency identification (RFID) tags includes a conveyor belt and an RFID reader. The conveyor belt has a first surface and a second surface. The first surface is configured to receive an item to which an RFID tag is affixed and the second surface is configured to slide on a metal slide plate. The RFID reader is configured to transmit instructions embodied in a radio frequency (RF) signal to the RFID tag, wherein the metal slide plate is positioned between the RFID reader and the RFID tag and comprises a frequency selective surface that is substantially transparent to the RF signal.

Abstract: An antenna holder to be mounted on a car body part of a motor vehicle having an opening, in particular a motor vehicle roof, having an antenna base and an anchoring device projecting beyond the antenna base, whose outer cross section is smaller than the opening cross section of the opening. The preassembled anchoring device includes an anchoring claw having a plurality of spreadable arms, a spreading element for spreading apart the arms and an actuating member for the approach of the spreading element to the antenna base while the spreading apart of the arms takes place.

Abstract: An antenna includes an antenna base having a first optically cured resin body and a conductive layer thereon. In addition, the antenna also has at least one feed line constructed from an electrically conductive material. Moreover, a feed line retainer including a second optically cured resin body and having at least one recess therein carries the at least one feed line. The feed line retainer is positioned within the antenna base such that the at least one feed line does not contact the electrically conductive layer on the antenna base.

Abstract: A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing and having a ground plane thereon, wireless communications circuitry carried by the circuit board, and an antenna assembly carried by the housing. More particularly, the antenna assembly may include a flexible substrate, an electrically conductive antenna element on the flexible substrate and connected to the wireless communications circuitry and the ground plane, and a floating, electrically conductive director element on the flexible substrate for directing a beam pattern of the antenna element.

Abstract: A multi-service antenna may comprise: a support structure, a reflector mounted to the support structure, a signal processing assembly mounted with the support structure, a first wire strung between the reflector and the support structure and/or the signal processing assembly, and circuitry for processing a first signal received as a result of electromagnetic radiation (e.g., terrestrial television and/or cellular signals) incident on the first wire. The circuitry for processing the first signal may be housed in the signal processing assembly. A second wire may also be strung between the reflector and the support structure and/or the signal processing assembly, and the circuitry may be operable to perform diversity processing of signals received via the two wires.

Abstract: Apparatus are described for mounting an object to a structure having a railing. The apparatus includes a base attachable to the object and configured for placement on the structure proximate the railing. The apparatus further includes an adjustable compression mechanism positioned between the base and the railing configured to secure the base to the structure with a selected force. The mechanism includes a first plate on the base, a second plate movable relative to the first plate for producing a selected height of the mechanism and a threaded member attached to the first plate and the second plate. The threaded member is configured to move the second plate relative to the first plate to achieve the selected height and apply the selected force.

Abstract: A mounting assembly for an antenna includes a mounting foot, an antenna mast, and two mast positioning components. The foot includes a base that can be attached to a mounting structure, and two opposing sidewall flanges extending from the base. Each sidewall flange has a respective slot formed therein. The antenna mast has a proximal end pivotally coupled to the foot between the sidewall flanges. The first mast positioning component is coupled between the sidewall flanges, it is movable within the slots, and it provides a first adjustable support structure for the antenna mast. The second mast positioning component is coupled between the sidewall flanges, it is movable within the slots, and it provides a second adjustable support structure for the antenna mast.

Abstract: Low-profile antenna systems are provided including a ground plane; an upper antenna element parallel to and spaced apart from the ground plane; at least one vertical plate configured to vertically connect the upper antenna element and the ground plane; first and second metallic wings each connected at one end to respective sides of the at least one vertical plate and spaced apart from both the ground plane and the upper antenna element; an electrically floating plate on a same plane as the upper antenna element and spaced apart from the upper antenna element to provide a gap therebetween; and a metallic feed plate parallel to and between the upper antenna element and the ground plane and extending beneath the gap between the electrically floating plate and the upper antenna element. Related wireless communications devices are also provided.

Abstract: A solid surface bracket is provided. The solid surface bracket is configured to couple an antenna system with a solid surface ceiling. The solid surface bracket may include a top flange, bottom flange, and a side flange. The top flange may include an opening that is sized and shaped to receive a solid surface screw. The solid surface screw may be configured to engage with the solid surface ceiling. The bottom flange may be configured to receive a clip of the antenna system. The bottom flange may extend substantially parallel to the top flange. The side flange may be coupled with the top flange and bottom flange. The side flange may extend between and substantially perpendicular to the top flange and bottom flange. The side flange may have a height greater than a minimum bend radius of a cable extending from the antenna system.

Abstract: Disclosed herein are exemplary embodiments of apparatus, systems, and methods relating to mounting antenna components, modules, assemblies, etc. to mounting surfaces, such as vehicle roofs, hoods, trunk lids, etc. Other aspects relate to antenna assemblies including the mounting apparatus. An exemplary embodiment generally includes one or more contact parts, a clamping piece, and a fastener. The one or more contact parts, clamping piece, and fastener may be used for mounting an antenna assembly to a mounting surface, such as a vehicle body wall (e.g., a vehicle's roof, hood, trunk lid, etc.).

Abstract: A clamp structure includes a clamping component for clamping a tube, and at least one bridging component disposed on a lateral surface of the clamping component. A pivoting portion is disposed on the bridging component, and the bridging component pivots with an antenna module via the pivoting portion, so that the antenna module can pivot relative to the clamping component along a radial plane of the clamping component.

Abstract: A housing includes an antenna module having a carrier and a main body. The antenna module includes a first carrier portion, a second carrier portion attached to the first carrier portion, and an antenna coating the second carrier portion. The main body is molded to the antenna module and partially covering the antenna, such that the antenna is partially exposed from the main body to form a terminal. Also provided is a method for manufacturing the housing.

Abstract: A mobile terminal device includes a circuit board accommodated in a casing and an antenna disposed on the outside of the casing electrically connected to each other via a opening formed in the casing, a first conductive member fixed to an inner surface of the casing while being connected to the circuit board, a second conductive member detachably attached to an outer surface of the casing while being connected to the antenna, and a conductive fastening member fitted into the opening from outside the casing and fastening the first conductive member and the second conductive member together.

Abstract: A modular material antenna assembly is provided that includes an antenna block having a portion with a shape that interlocks with a corresponding portion of an electrically non-conductive frame and secures the antenna block to the electrically non-conductive frame. The electrically non-conductive frame is attached to an interior of an electrically conductive housing so that the electrically non-conductive frame and the electrically conductive housing form an integrated structure. An antenna flex is then mechanically secured to the antenna block. The antenna flex may also be electrically connected to a circuit board. The frame is designed to support a cover glass for the portable electronic device and may be affixed to a housing. The dielectric constant of the antenna block is substantially less than the dielectric constant of the frame.

Abstract: The present disclosure is directed to a system and method for tracking tampered with RFID tags. In some implementations, an RFID tag includes a tearable substrate including at least a portion of an RFID circuit. The portion of the RFID circuit is substantially destroyable in response to at least an attempt to remove the tag from a surface. In addition, the RFID includes an adhesive layer adjacent at least a portion of the tearable substrate and configured to affix the tag to the surface.

Abstract: Systems, methods and apparatus are described for mounting objects to a structure, such as a wall or roof of a home. One embodiment is a mounting apparatus that includes a base configured to attach to a structure and mount an object to the structure. The apparatus further includes at least one load applying member attached to the base configured to apply a preload force to the structure. The load applying member includes a loading plate and a plurality of force applying members attached to the loading plate. The force applying members apply a preload force to a surface of the structure during mounting of the object to the structure.

Abstract: A wireless IC device includes an electromagnetic coupling module, which includes a feeder circuit board having a wireless IC chip arranged to process transmission and reception signals mounted thereon, and a radiation plate. Linear loop electrodes provided in the radiation plate are electromagnetically coupled to planar electrodes located on a surface of the feeder circuit board. A signal received by the radiation plate drives the wireless IC chip. A response signal from the wireless IC chip is transmitted to the outside from the radiation plate. A frequency of the transmission and reception signals is substantially determined by inductance of the loop electrodes, capacitance between the loop electrodes and the planar electrodes, and stray capacitance generated between lines of the loop electrodes.

Abstract: An antenna structure is provided, comprising: a first conductive layer, wherein the first conductive layer is formed by vacuum sputtering; and a second conductive layer formed over the first conductive layer, wherein the second conductive layer is formed by chemical plating, electroplating or printing.

Abstract: An improved mobile satellite communication system comprises an antenna configured to transmit and receive signals from a satellite and a modem connected to a mast to generate a wireless WiFi zone around the system to allow persons within the zone to access the Internet and communicate via wireless telephones and fax machines. The system comprises a lightweight, relatively small sized trailer having electronic cases containing the necessary electronics and storage cabinets containing other equipment and materials. Front and rear stabilizing mechanisms extend outward from the trailer to stabilize the system when in use. A collapsible or foldable tow bar is provided for transporting the system with a vehicle. The antenna is mounted on a support structure above the electronic cases and supported by the cabinets. Preferably, the satellite system is sized and configured to be transported by conventional, smaller sized helicopters and to be relatively inexpensive to manufacture.

Abstract: An embodiment of a light powered transmitter configured for broadcasting an electromagnetic control field to a region is provided. The transmitter includes a housing having a longitudinal axis. The housing includes a photovoltaic cell configured to generate electrical power in response to light and a rechargeable power source configured to store at least a portion of the power generated by the photovoltaic cell. The housing also includes an electromagnetic transmitter and a directional antenna. The directional antenna can be configured to broadcast an electromagnetic (e.g., radio-frequency) control field to a region. The directional antenna can be rotatably mounted in the housing such that the antenna can be rotated around the longitudinal axis. The housing can further include a transparent or translucent optical element configured to receive the light and converge at least a portion of the light onto the photovoltaic cell.

Abstract: A dish antenna adjustment method is performed as follows. A dish antenna angle adjustment apparatus is provided; the dish antenna angle adjustment apparatus having a base member, a first rotation member and a second rotation member. The first rotation member is pivotally connected to the second rotation member, and rotates by a first rotation angle relative to the second rotation member. The second rotation member is pivotally connected to the base member, and rotates by a second rotation angle relative to the base member. A first rotating angle adjustment mechanism is connected to the angle adjustment apparatus of the dish antenna, e.g., the first rotating angle adjustment mechanism connects the first rotation member and the second rotation member. The first rotating angle adjustment mechanism adjusts the first rotation angle between the first and second rotation members.

Abstract: An electronic device may have magnetically mounted antenna structures. The electronic device may have a dielectric member against which one or more antennas are mounted. The dielectric member may be a cover glass layer that covers a display in the electronic device, a dielectric antenna window, or other dielectric structure. Each antenna may have an antenna support structure. Conductive antenna structures for the antenna may be mounted to the antenna support structure. The antennas may be cavity-backed planar inverted-F antennas. Portions of each antenna support structure may be configured to receive magnets. The magnets may be attracted towards ferromagnetic structures mounted on the dielectric member. As the magnets are attracted towards the ferromagnetic structure, the antennas may be held in place against the dielectric member.

Abstract: Antenna support structures and antennas are provided for wireless electronic devices such as portable electronic devices. Antenna resonating elements may be formed from conductive coatings on two-shot molded interconnect device dielectric antenna support structures. The conductive coatings may be formed from wet-plated copper or other conductive materials. The antenna support structure may have tabs that electrically connect antenna resonating elements to the case of a wireless electronic device that serves as an antenna ground plane. The antenna support structure may be curved about its longitudinal axis so that the antenna resonating elements on the support structure protrude upwards to enhance antenna performance. In a portable electronic device such as a portable computer, the antenna support structure may be mounted within a dielectric portion of the computer housing that is located between the display portion of the housing and the base of the housing.

Abstract: An antenna mount for a satellite antenna comprises an adjustment plate with a first cam slot, a first bracket and a first cam. The first bracket includes a first base, a first sidewall extending from the first base and having a second cam slot aligned with the first cam slot, and a second sidewall extending in parallel with the first sidewall from the first base. The first cam is adapted to attach the adjustment plate to an inner surface of the first sidewall. The first cam includes a first shaft protruding from the first sidewall through the first and second cam slots and rotatable with respect to the first sidewall, and a first disc coupled with the first shaft and adapted to fit within the first cam slot so that the adjustment plate is rotatable with respect to the first sidewall as the first shaft is rotated from the exterior of the first sidewall.

Abstract: An electronic device and a fixing module are provided. The electronic device further includes a housing and an antenna module. The antenna module includes an antenna, a first engaging portion and a second engaging portion. The first engaging portion and the second engaging portion are installed on two ends of the antenna. The first engaging portion includes an upper surface. The fixing module installed on the housing includes a first limiting element and a second limiting element. When the antenna module is fixed with the fixing module, the first limiting element is engaged with the first engaging portion, and the second limiting element is engaged with the second limiting element. The first limiting element includes a protrusion. When the antenna module is fixed with the fixing module, the protrusion covers the upper surface of the first engaging portion.

Abstract: A semi-permanent portable satellite antenna system having a portable mount for deploying a portable satellite antenna. The portable satellite antenna assembles for deployment using releasable connectors. The portable mount can be mounted to a post, a tripod, or a non-penetrating mount. The non-penetrating mount uses a pivoting pair of support wings that pivots upwardly for transportation and downwardly when deployed on a surface. When deployed, ballast is placed on the support wings to stabilize the semi-permanent portable satellite antenna system.

Abstract: A bracket is provided for mounting an antenna onto a well disposed on a gun turret. The antenna (for receiving GPS signals) has an exposed dome and a connector extending underneath the dome. The bracket includes a substantially cylindrical housing that contains an internal chamber. The housing has proximal and distal ends along a longitudinal axis. The distal end has a first surface for attaching to the well. A flange disposed at the proximal end provides a surface onto which the antenna mounts. The connector can be inserted into the chamber. A male-threaded boss extends from the distal end to insert into a female-threaded well disposed on the turret.

Abstract: A solid surface bracket is provided. The solid surface bracket is configured to couple an antenna system with a solid surface ceiling. The solid surface bracket may include a top flange, bottom flange, and a side flange. The top flange may include an opening that is sized and shaped to receive a solid surface screw. The solid surface screw may be configured to engage with the solid surface ceiling. The bottom flange may be configured to receive a clip of the antenna system. The bottom flange may extend substantially parallel to the top flange. The side flange may be coupled with the top flange and bottom flange. The side flange may extend between and substantially perpendicular to the top flange and bottom flange. The side flange may have a height greater than a minimum bend radius of a cable extending from the antenna system.

Abstract: An antenna mount assembly is disclosed. The antenna mount assembly includes an output contact and an antenna mount body. The antenna mount body includes an output portion, a shielding compartment for housing and electromagnetically shielding a connection between a coaxial cable and the output contact, and an access port to permit access to the shielding compartment around the connection between the coaxial cable and the output contact. An antenna mount nut is mechanically attachable to the output portion of the antenna mount body. The antenna mount nut is configured for mechanically attaching an antenna to the antenna mount body. The output contact is coupled to the antenna mount body. The output contact extends from the output portion and into the shielding compartment for electrically connecting the coaxial cable to the output portion. Antenna mount bodies, connector assemblies and methods of making and installing antenna mounts, and connectors are also disclosed.

Abstract: The present invention provides a high-performance and lightweight helical antenna element and array thereof for use in an aircraft communication system or the like, where stringent spatial restrictions and gain requirements generally apply. The RF performance of the array is enhanced by using ribs and sleeves to reduce the dielectric volume of the support structures of the antenna elements, and by providing apertures within the sleeves of the support structures and between the ribs thereof.

Abstract: Antenna systems include adjustment mechanisms to adjust the position of dish antennas. The adjustment mechanism includes a clip, a bracket, and a cam mechanism. The clip is fixedly coupled to and projects outwardly from a mast. The bracket is pivotally coupled to the mast and is between the stationary clip and cam mechanism. The cam mechanism is pivotally coupled to the clip and positioned to rotate the bracket and the dish antenna as the cam mechanism rotates. The clip is made of a lightweight material to reduce the overall weight of the antenna system to enhance performance.

Abstract: The present invention relates to lightweight antenna arrays and more particularly to an attachment mechanism for attaching a lightweight antenna array to a structure. In one embodiment, an antenna structure includes a platform having a first coefficient of thermal expansion; an antenna panel having a second coefficient of thermal expansion different from the first coefficient, and having first and second opposite ends; and a support structure mounting the panel to the platform. The support structure includes a first spacer element with a first height at the first end of the panel, and a second spacer element with a second height less than the first height between the first and second ends of the panel; a first adhesive layer adhering each spacer element to the platform; and a second adhesive layer adhering each spacer element to the antenna panel. A yield strength of the adhesive layers is less than a yield strength of the spacer elements.

Abstract: An antenna shape can be inked onto a thin film and then the thin film can be shaped to form a three dimensional (3D) flex-film. The 3D flex-film can then be integrated into a carrier using conventional molding processes. The resultant housing includes a carrier that supports the 3D flex-film on an inner or outer surface of the carrier. The resultant housing thus allows for improved integration of an antenna with a housing so as to provide a more desirable housing for devices that can benefit from the corresponding antenna, such as, but not limited to, mobile devices.

Abstract: A vehicle antenna assembly includes an element coil, a holder, and a retainer. The element coil can have a polygonal configuration in a cross-section taken normal to a coil access. The holder can include rails. The retainer can engage the rails and apply a compressive load on the element coil to fix the element coil with respect to the holder. A method for holding an antenna element is also disclosed.

Abstract: The present invention is directed to systems that use frequency selective surfaces (FSS) to aid in the operation of radio frequency identification (RFID) devices and products. In one embodiment, a system for interrogating radio frequency identification (RFID) tags includes a conveyor belt and an RFID reader. The conveyor belt has a first surface and a second surface. The first surface is configured to receive an item to which an RFID tag is affixed and the second surface is configured to slide on a metal slide plate. The RFID reader is configured to transmit instructions embodied in a radio frequency (RF) signal to the RFID tag, wherein the metal slide plate is positioned between the RFID reader and the RFID tag and comprises a frequency selective surface that is substantially transparent to the RF signal.

Abstract: An antenna assembly for installation to a mobile platform includes a base portion and an antenna module capable of being removably coupled to the base portion. The base portion includes a longitudinal axis and defines a channel extending along at least part of the longitudinal axis. The antenna module includes a mount and an antenna element coupled to the mount. The mount and antenna element can be received into the channel of the base portion, in electrical contact with the base portion, and then subsequently removed from the channel of the base portion as desired. Further, the base portion of the antenna assembly is configured to accommodate multiple different antenna modules as desired.

Abstract: This disclosure discloses an RFID tag communication apparatus comprising: a housing including a bottom surface; an antenna provided at a distance h from the bottom surface; and a radio frequency circuit including a carrier wave transmitting device that generates a carrier wave of a frequency fc; wherein the correlation as fo<fc<fm is satisfied under the conditions of a resonance frequency fm of the antenna when the bottom surface is fixed in contact with a metal surface, a resonance frequency fo of the antenna when the bottom surface is fixed in contact with a non-metal surface.

Abstract: A mobile television antenna having an antenna element outwardly extending from opposing ends of a housing. An UHF digital booster extends perpendicularly from one side of the housing between the opposing ends carrying the antenna element. At least one UHF parasitic antenna element is connected on a boom which is integrally connected to the mobile television antenna housing. The ultra high frequency parasitic antenna element is held in a plane near the plane in which the antenna element is held by the housing.

Abstract: The present invention relates to an antenna unit (10) for mounting on a mounting surface from a first side of the mounting surface. The antenna unit (10) comprises an element (12) comprising a first side (14) abutting against the mounting surface when the antenna unit (10) is mounted, and a second side (16) arranged parallel to and opposite the first side (14). The antenna unit (10) comprises an antenna mount (18) comprising an attachment member (22) in turn comprising a threaded hole (20) in which a bolt member (24) is applied. The bolt member (24) is manipulated by a tool (26) from the first side of the mounting surface. In a first end position of the attachment member (22), the same is applicable through a hole intended therefor in the mounting surface. In a second end position, when the bolt member (24) has been tightened by the tool (26), the attachment member (22) presses/clamps the antenna unit (10) against the first side of the mounting surface.

Abstract: A modular packet network device has a chassis in which multiple logic cards mate to the front side of an electrical signaling backplane. Logic power for the logic cards is supplied from a group of power converter cards that convert primary power to the logic voltages required by the logic cards. The power converter cards lie in a separate cooling path behind the backplane. Advantages achieved in at least some of the embodiments include removing primary power planes from the signaling backplane or portion of the backplane, providing redundant, upgradeable power modules whose individual failure does not cause logic card failure, and providing cool air to power converter circuits that would be subject to only heated air if located on the logic cards. Other embodiments are also described and claimed.

Abstract: An improved antenna device has an internal length compensation device, permitting a varying length expansion of the housing/radome in relation to the antenna support or reflector device located within the housing/radome. At least one of at least two internal fixing devices is provided with the internal length compensation device. The internal length compensation device is in at least two parts or has two limbs, wherein one part is fixed to the antenna support and/or reflector device and the other part is at least indirectly fixed to the housing/radome and/or supported thereby. The at least two parts can be moved relative to each other, be moved in position or deformed. In particular with relation to the support points of both parts, the position may be changed with common deformation.

Abstract: An object of the present invention is a device for assembling the components of a panel antenna that comprises at least one volumic radiating element comprising a base atop which is mounted a radiating plane, and at least one component of the antenna's mechanical structure. The device comprises a dielectric member comprising a central area comprising a first fastening means cooperating with the radiating component, lateral areas comprising second fastening means cooperating with longitudinal edges of the antenna's mechanical structure, and an intermediate area comprising a third means of flexible linking between the first and the second fastening means.

Abstract: Gimbal power systems and methods are operable to provide power to a device attached to the gimbal. An exemplary embodiment is configured to rotate a rotational member of the gimbal system about an axis, wherein a stator of a rotary power transformer affixed to the rotational member rotates about the axis, and wherein an end of an electrical connection coupled to a power connector of a rotor winding of the rotary power transformer remains substantially stationary as the stator of the rotary power transformer rotates about the axis.

Abstract: The outdoor multi-channel antenna mainly contains a case, a reflection box, a reception plate, and a cover. The reflection box is placed inside the case. The reception plate has an antenna waveguide element and is placed inside the reflection box. The waveguide element is fixed and positioned by a support seat. The reception plate contains a curved piece and two wing pieces bended 90 degrees downward from the curved piece. The waveguide element is attached to a back side of the reception plate and is connected via a coaxial cable to a terminal threading through the through openings of the reflection box and the case. The cover tightly seals the case by a ring washer sandwiched therebetween and a waterproof plug sleeves over the terminal.

Abstract: A transportable directional antenna system includes an antenna pedestal, a plurality of outriggers, and an earth anchor. The earth anchor can be coupled to a horizontally centered point on the pedestal. Tension can be applied between the earth anchor and the pedestal to substantially preload the outriggers and the surface on which they bear to provide a highly stable antenna.

Abstract: An RFID tag includes a substrate having a top surface and a bottom surface. An RFID integrated circuit is disposed on the top surface of the substrate. A first electrically conductive region is associated with the top surface of the substrate and electrically coupled to the RFID integrated circuit. A second electrically conductive region is associated with the bottom surface of the substrate and electrically coupled to the first conductive region, the first and second conductive regions forming an RFID antenna. The RFID integrated circuit, first conductive region and second conductive region together provide an RFID function. An attachment layer is associated with the bottom surface of the substrate for attaching the tag to a surface. An adhesion modifying layer modifies the adhesion of the second conductive region such that the second conductive region is disrupted if the tag is tampered or removed from the surface.

Abstract: An improved antenna device is has an external length compensation device, permitting a differing length expansion of the housing/radome relative to at least one of the at least two external mounting devices for fixing the antenna device. At least one of the two mounting devices has an external length compensation device, which covers at least one mounting device and a guide device by means of which the housing/radome may be adjusted relative to the mounting device in one direction of the antenna housing/radome. At least for one path length and the external length compensation device with the guide device is designed such that even with fastened screws, play remains between a section of the housing/radome and a section of the mounting device in order to permit an unhindered compensation movement between the mounting device and the housing/radome.