Abstract: A radio-wave transmitting substrate includes a dielectric substrate, and, on at least one main surface of the dielectric substrate, a heat-ray reflection film including an electroconductive film, and an opening where the electroconductive film is absent in a plan view. At least a part of the at least one main surface in a plan view is a radio-wave transmitting region. The radio-wave transmitting region is a region where every 1-cm square unit region in the region satisfies the following expression (a): L>802.6×S?503.7. L is an overall length (unit: mm/cm2) of a boundary between the heat-ray reflection film and the opening in the unit region, and S is a proportion of an area occupied by the heat-ray reflection film in the unit region.

Abstract: An antenna unit used by being attached to window glass for a building includes a radiating element, a wave directing member arranged on an outdoor side with respect to the radiating element, and a conductor arranged on an indoor side with respect to the radiating element, wherein where a distance between the radiating element and the wave directing member is denoted as a, and where a relative permittivity of a medium constituted by a dielectric member between the radiating element and the wave directing member is denoted as ?r, the distance a is (2.11×?r?1.82) mm or more.

Abstract: A glazing unit with a glass panel that is low in reflectance for RF radiation, a coating system that is high in reflectance for RF radiation disposed on the glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further features at least one frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z. The frequencies selective decoated portion includes a first decoated element with a plurality of unit cells forming a regular grid, and a plurality of second decoated elements wherein a second decoated element is placed in each unit cell of the first decoated element and no second decoated element is in contact with the first decoated element.

Abstract: An improved glazing unit including a glass panel which is low in reflectance for RF radiation, a coating system which is high in reflectance for RF radiation disposed on the glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further includes at least one frequencies selective decoated portion of the coating system extending along a plane, P; having a width, DW, and a length, DL. The at least one frequencies selective decoated portion features a first decoated element with a plurality of unit cells, and a plurality of second decoated elements where a second decoated element is placed in a unit cell of the first decoated element, but no second decoated element is in contact with the first decoated element and at least one unit cell of the first decoated element has no second decoated element.

Abstract: An improved a glazing unit extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z, including, at least a first outer glass panel having a S11 surface and a S12 surface and a second inner glass panel having a S21 surface and a S22 surface combined together while maintaining the two glass panels at a certain distance between the surface S12 of the first outer glass panel and the surface S21 of the second inner glass sheet. The glazing unit further includes a housing able to accommodate a 4G and/or 5G communication device and has an opening arranged on the second inner glass panel, the housing having been placed in the opening.

Abstract: An antenna unit used by being attached to window glass for a building includes a radiating element, a wave directing member arranged on an outdoor side with respect to the radiating element, and a conductor arranged on an indoor side with respect to the radiating element, wherein where a distance between the radiating element and the wave directing member is denoted as a, and where a relative permittivity of a medium constituted by a dielectric member between the radiating element and the wave directing member is denoted as ?r, the distance a is (2.11×?r?1.82) mm or more.

Abstract: A glazing unit including a glass panel and an antenna unit. The antenna unit includes an antenna, a fixing portion for fixing the antenna to the glass panel at a distance d depending on the frequency so that a space S through which air can flow is formed between the glass panel and the antenna.

Abstract: A glazing unit comprising at least a glass panel and an antenna unit. The antenna unit includes an antenna a fixing means for fixing the antenna to the glass panel so that a space S through which air can flow is formed between the glass panel and the antenna with a light transmission of at least 30%, preferably at least 50% and more preferably at least 65%.

Abstract: A glazing unit extends along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, W, measured along the longitudinal axis, X, and a length, L, measured along the vertical axis, Z, and includes at least a glass panel and an antenna unit. The antenna unit includes an antenna. The antenna unit also includes a fixing portion for fixing the antenna to the glass panel so that a space, S, through which air can flow is formed between the glass panel and the antenna. At least one non-fixing portion and at least one metallic element are placed over at least a part of the non-fixing portion of the antenna unit.

Abstract: A glazing unit containing a glass panel which is low in reflectance for RF radiation, and a coating system which is high in reflectance for RF radiation disposed on the glass panel. The glazing unit also contains a frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z, and having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z, creating onto the glazing unit a bandpass filter. The frequencies selective decoated portion contains a decoated element allowing determined frequencies to pass thought the glazing unit.

Abstract: An antenna unit to be used by being installed so as to face window glass of a building, the antenna unit including a radiating element, a reflective member configured to reflect electromagnetic waves radiated from the radiating element toward outside of the building, and a support unit configured to removably support the reflective member. An antenna unit attachment method includes installing an antenna unit so as to face window glass for a building, the antenna unit having a radiating element and a support unit, and supporting a reflective member that reflects electromagnetic waves radiated from the radiating element by the support unit on an outdoor side relative to the radiating element.

Abstract: A coaxial connector includes a base surface; a coaxial structure where a dielectric is between a central conductor and an outer conductor; and a protrusion protruding from the base surface. The central conductor includes a contact portion protruding from the base surface. In response to a substrate being inserted toward the base surface between the contact portion and the protrusion, the contact portion comes into contact with a conductor pattern formed on a surface of the substrate. The outer conductor includes a protruding conductor protruding from the base surface and not in contact with the substrate inserted between the contact portion and the protrusion.

Abstract: An improved a glazing unit including a glass panel which is low in reflectance for RF radiation, a coating system which is high in reflectance for RF radiation disposed on the said glass panel and creating onto the glazing unit a dual band bandpass filter. The glazing unit further includes at least one frequencies selective decoated portion of the coating system extending along a plane, P, defined by a longitudinal axis, X, and a vertical axis, Z; having a width, DW, measured along the longitudinal axis, X, and a length, DL, measured along the vertical axis, Z. The at least one frequencies selective decoated portion includes a first decoated element that includes a plurality of unit cells forming a regular grid of n rows by m columns unit cells and a plurality of second decoated elements.

Abstract: The present invention relates generally to a plasma source utilizing a macro-particle reduction coating and method of using a plasma source utilizing a macro-particle reduction for deposition of thin film coatings and modification of surfaces. More particularly, the present invention relates to a plasma source comprising one or more plasma-generating electrodes, wherein a macro-particle reduction coating is deposited on at least a portion of the plasma-generating surfaces of the one or more electrodes to shield the plasma-generating surfaces of the electrodes from erosion by the produced plasma and to resist the formation of particulate matter, thus enhancing the performance and extending the service life of the plasma source.

Abstract: An improved laser apparatus, inscribed in a parallelepiped rectangle R defined by a longitudinal axis, X, a vertical axis, Y defining a plane P and a lateral axis, Z, including a mounting means to mount the laser apparatus on a window, preferably a multi-glazed window, mounted in situ. The laser apparatus also includes a laser device generating a laser beam to treat a surface of the window, an orientation means able to orientate the laser beam defining a maximum decoatable surface WSm on the coated surface and a housing including an aperture to let the laser beam going out of the housing. The laser apparatus includes a skirt at least partially surrounding the aperture where the skirt is opaque to the laser beam. A related method is also described.

Abstract: An antenna system inscribed in a parallelepiped. The parallelepiped has an antenna system front face. The antenna system contains a first transparent dielectric panel in front of the antenna system front face and a second transparent dielectric panel in front of the first transparent dielectric panel and separated by at least one panel interlayer from the first transparent dielectric panel. The antenna system also contains a transparent antenna arrangement containing a patch network attached and separated by at least one patch interlayer from the first transparent dielectric panel, a feeding network attached and separated by at least one feed interlayer from the second transparent dielectric panel and a ground plane. The antenna system also contains an antenna housing. An associated method and use are disclosed.

Abstract: An improved decoating apparatus including a mounting means to be mounted on a multi-glazed window mounted in situ and a laser device to decoat at least partially a coating system present on a surface of the multi-glazed window. The decoating apparatus further includes a closing means at least partially to reduce the maximum decoatable surface to a working surface. Further, an associated decoating method and use of a closing means to decoat is disclosed.

Abstract: An improved decoating apparatus and associated method inscribed in a parallelepiped rectangle defined by a longitudinal axis, a vertical axis, defining a plane and a lateral axis, including a mounting means to mount the decoating apparatus on a window mounted in situ. The decoating apparatus further includes a laser device to decoat at least partially a portion of a coating system presents on a surface of the window. The laser device includes a fixed part, irremovable in the decoating apparatus in directions paralleled to the plane and along the lateral axis, including a laser generator to generate a laser beam. The laser device includes a mobile part including a focal lens to produce a focal point of the laser beam at a defined distance from the focal lens. The decoating apparatus further includes a movable means able to move the mobile part substantially along the lateral axis.

Abstract: An antenna arrangement includes a first transparent dielectric panel and a second transparent dielectric panel. The second transparent dielectric panel is in front of the first transparent dielectric panel and separated by at least one panel interlayer from the first transparent dielectric panel. The antenna arrangement further includes a patch network attached and separated by at least one patch interlayer from the first transparent dielectric panel, a feeding network attached and separated by at least one feed interlayer from the second transparent dielectric panel defining a distance Dpf between the patch network and the feeding network and a ground plane.

Abstract: The present invention discloses an improved RF interface board and a laminated assembly having a RF interface board having an inner and an outer part. The laminated assembly includes a dielectric support having a first and a second surfaces and at least a first and a second RF transmission strips disposed on the dielectric support. The first and the second RF transmission strips are electrically isolated from each other, are configured to be connected to a connector at the outer part, and are each configured to be connected to a different conductive element at the inner part. The first RF transmission strip is on the first surface of the dielectric support.