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 monopole antenna includes a base board having a first side and a second side, a grounding element attached on the first side of the base board, a coupling element attached on the first side of the base board and being spaced apart from the grounding element, and a radiating element connected to the coupling element and exposed out the base board.

Abstract: A multi-band antenna includes a grounding element having a first side, a radiating element separated form the first side of the grounding element, and a connecting element. The connecting element connects the grounding element to the radiating element and includes a first end slantwise extending from the grounding to form a first angle except a right angle between the connecting element and the grounding element.

Abstract: A multi-band antenna includes a grounding element, a connecting element extending from one end of the grounding element, a first conductive portion extending from the connecting element, a second conductive portion extending from the first conductive portion and narrower than the first conductive portion, a first coupling portion extending from the connecting element in a first direction, a second coupling portion extending from the other end of the grounding element and opposite to the connecting element. The second coupling portion extending in a second direction opposite to the first direction and overlap the first coupling portion.

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, made by an integral plate and comprises a radiating element, a grounding element, a slit formed as part of the plate, and a feeding line; wherein horizontal conductive portion of said plate are separated from each other with said slit between them and serve as the radiating element and the ground element respectively; the feeding line, comprising an inner conductor connected with the radiating element and an outer conductor connected with the grounding element; wherein said radiating element comprising at least two radiating portions defining at least one radiating arm with gradually increasing width, and at least two radiating portion cooperatively acting to achieve a Ultra Wide Band antenna.

Abstract: A complex antenna adapted for used in a electronic device, comprises a rod antenna, a helical antenna, a dipole antenna comprising a radiating element and a grounding element, and a feeding line. The feeding line comprises an inner conductor electrically connecting to the radiating element at a first joint position and an outer conductor electrically connecting to the grounding element at a second joint position. The first joint position is tightly covered by a insulating tubular element for avoiding to be destroyed and oxidized.

Abstract: A multi-band antenna used in a portable electrical device can operate in WWAN. The multi-band antenna includes a PCB, a first antenna body, and a second antenna body. The PCB has a first surface and an opposite second surface and defines a through hole extending from the first surface to the second surface. The first antenna body is formed on the first surface of the PCB comprising a first radiating element and a first grounding element. The second antenna body is formed on the second surface of the PCB. The second antenna body comprises a second radiating element, a second grounding element, and a connecting element connecting the second radiating element and the second grounding element. The first radiating element and the second radiating element electrically connect with each other via the through hole of the PCB. A feeding line has an inner conductor electrically connecting to the first radiating element and an outer conductor electrically connecting to the first grounding element.

Abstract: A support device includes a rail for carrying goods for display, a movable upright support plate coupled to the rail to support displayed goods on the rail, a spiral spring connected between the rail and the movable upright support plate to impart a pressure that moves the movable upright support plate toward the front end of the rail for so that displayed goods are automatically shifted to the front side when the first piece of displayed goods is taken away by a consumer, and a positioning device provided at the bottom side of the rail for positioning on a bearing board of a display rack.

Abstract: An antenna assembly includes a printed circuit board with a first surface and a second surface, a support attached on the first surface of the printed circuit board, and an antenna attached on the support. The printed circuit board includes a fastening area located on the first surface thereof, and a plurality of electric circuit arranged on the first surface of the printed circuit board. The support includes a receiving space corresponding to the fastening area of the printed circuit board. The antenna includes a planar radiating element substantially arranged on a first plane, and a connecting element being located on a second plane perpendicular to the first plane and extending downwardly from one edge of the radiating element. The connecting element includes an L-shaped connecting arm connected to the radiating element, at least one connecting pad and at least one grounding pad respectively extending from the connecting arm.

Abstract: A monopole antenna includes a base board having a first side and a second side, a grounding element attached on the first side of the base board, a coupling element attached on the first side of the base board and being spaced apart from the grounding element, and a radiating element connected to the coupling element and exposed out the base board.

Abstract: A multi-band antenna includes a grounding element, a connecting element extending from one end of the grounding element, a first conductive portion extending from the connecting element, a second conductive portion extending from the first conductive portion and narrower than the first conductive portion, a first coupling portion extending from the connecting element in a first direction, a second coupling portion extending from the other end of the grounding element and opposite to the connecting element. The second coupling portion extending in a second direction opposite to the first direction and overlap the first coupling portion.

Abstract: A multi-band antenna includes a grounding element having a first side, a radiating element separated form the first side of the grounding element, and a connecting element. The connecting element connects the grounding element to the radiating element and includes a first end slantwise extending from the grounding to form a first angle except a right angle between the connecting element and the grounding element.

Abstract: A complex antenna adapted for used in a electronic device, comprises a rod antenna, a helical antenna, a dipole antenna comprising a radiating element and a grounding element, and a feeding line. The feeding line comprises an inner conductor electrically connecting to the radiating element at a first joint position and an outer conductor electrically connecting to the grounding element at a second joint position. The first joint position is tightly covered by a insulating tubular element for avoiding to be destroyed and oxidized.

Abstract: An array antenna includes a dielectric substrate (10) having an upper and a lower surfaces (101, 102), a first and a second radiating elements (11, 21), a first connecting portion (31) connecting the two radiating elements arranged on the upper surface of the dielectric substrate, a first and a second grounding elements (12, 22), and a second connecting portion (32) connecting the two grounding elements arranged on the lower surface of the dielectric substrate. A feeding point (4) is disposed on the first connecting portion and a grounding point (6) is disposed on the second connecting point. A coaxial cable (7) has an inner conductor (71) coupled to the feeding point and an outer conductor (72) coupled to the grounding point.

Abstract: A multi-band antenna used in a portable electrical device can operate in WWAN. The multi-band antenna includes a PCB, a first antenna body, and a second antenna body. The PCB has a first surface and an opposite second surface and defines a through hole extending from the first surface to the second surface. The first antenna body is formed on the first surface of the PCB comprising a first radiating element and a first grounding element. The second antenna body is formed on the second surface of the PCB. The second antenna body comprises a second radiating element, a second grounding element, and a connecting element connecting the second radiating element and the second grounding element. The first radiating element and the second radiating element electrically connect with each other via the through hole of the PCB. A feeding line has an inner conductor electrically connecting to the first radiating element and an outer conductor electrically connecting to the first grounding element.

Abstract: A multi-band antenna, made by an integral plate and comprises a radiating element, a grounding element, a slit formed as part of the plate, and a feeding line; wherein horizontal conductive portion of said plate are separated from each other with said slit between them and serve as the radiating element and the ground element respectively; the feeding line, comprising an inner conductor connected with the radiating element and an outer conductor connected with the grounding element; wherein said radiating element comprising at least two radiating portions defining at least one radiating arm with gradually increasing width, and at least two radiating portion cooperatively acting to achieve a Ultra Wide Band antenna.

Abstract: An array antenna includes a dielectric substrate (10) having an upper and a lower surfaces (101, 102), a first and a second radiating elements (11, 21), a first connecting portion (31) connecting the two radiating elements arranged on the upper surface of the dielectric substrate, a first and a second grounding elements (12, 22), and a second connecting portion (32) connecting the two grounding elements arranged on the lower surface of the dielectric substrate. A feeding point (4) is disposed on the first connecting portion and a grounding point (6) is disposed on the second connecting point. A coaxial cable (7) has an inner conductor (71) coupled to the feeding point and an outer conductor (72) coupled to the grounding point.