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Matthews James Christopher Gordon, Lewis Robert Alan, Rieckman Christian: Stacked multiband antenna. Bae Systems, January 21, 2009: EP2016643-A1 (102 worldwide citation)

An antenna (1) comprises a number of antenna units (10, 20, 30), each comprising a lens (11, 12, 13) and any array (21, 22, 23) of beam ports (32). The antenna units (10, 20, 30) are arranged in a stack, and are configured to transmit or receive signals from the same field-of-view. Each unit (10, 20 ...


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Timothy S Milam: Mobile device multiband antenna system. Telxon Corporation, Renner Otto Boisselle & Sklar P L L, August 11, 1998: US05794145 (74 worldwide citation)

A cellular communication system and mobile device in which the mobile device utilizes a single antenna to handle communications for two or more radios. Each radio is coupled to the antenna by an appropriate filter or the like which routes signals received in different frequency bands to the appropri ...


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Heikki Korva: Internal multiband antenna. Pulse Finland Oy, Darby & Darby, August 14, 2007: US07256743 (72 worldwide citation)

The invention relates to an internal multiband antenna intended for small-sized radio devices, and a radio device with such an antenna. The basic structure of the antenna is a two-band PIFA. A parasitic element (230) is added to it inside the outline of the radiating plane (220) of the PIFA, e.g. in ...


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Heikki Korva: Internal multiband antenna. Filtronic LK Oy, Darby & Darby, August 30, 2005: US06937196 (69 worldwide citation)

An internal multiband antenna intended to be used in small-sized radio devices and a radio device having an antenna according to the invention. The radiating element (330) of the antenna is a conductive part in the cover of the radio device or a conductive surface attached to the cover. The radiatin ...


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Enrique Ayala, Juan Zavala, Rob Hill: Multiband, single feed antenna. Rangestar Wireless, Fulbright & Jaworski L, January 8, 2002: US06337667 (52 worldwide citation)

A multiband antenna operates in at least a first frequency band and a second frequency band, a higher frequency band. A dipole has a first conductive leg and a second conductive leg and may be directly fed between the first and second legs. At least a portion of the first leg of the dipole has a mea ...


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Toshikazu Ogino, Hideo Yajima: Multiband antenna receiver system with, LNA, AMP, combiner, voltage regulator, splitter, noise filter and common single feeder. Brian M Mattson, Patents & TMS, September 8, 1998: US05805113 (51 worldwide citation)

An antenna unit and a receiver having such an antenna are disclosed. The antenna includes an antenna body; a first antenna provided on the antenna body for receiving signals transmitted from satellites; at least one second antenna provided on the antenna body for receiving signals transmitted over t ...


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Maximilian Göttl, Roland Gabriel, Georg Klinger: Dual polarized multi-range antenna. Kathrein Werke, Nixon & Vanderhye, December 25, 2001: US06333720 (50 worldwide citation)

A dual-polarized multiband antenna includes first and second radiating element modules having first and second dipole elements. First dipole elements are positioned at right angles to one another to transmit and/or receive radiation in the first frequency band range with two linear orthogonal polari ...


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George D Yarsunas, Michael L Brennan, James R Hendershot: Multiband antenna. Radio Frequency Systems, Peter C Van Der Sluys, January 7, 1992: US05079562 (49 worldwide citation)

A multi-band antenna is adapted to receive signals in the AM/FM bands and to receive and transmit signals in a significantly higher frequency band such as that used for cellular telephone. An AM/FM band antenna is formed of a tubular rod, and a higher frequency band antenna is formed using a centerf ...


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Zhijun Zhang, Robert W Schlub, Robert J Hill, Ruben Caballero: Multiband antenna for handheld electronic devices. Apple, Treyz Law Group, G Victor Treyz, David C Kellogg, August 3, 2010: US07768462 (47 worldwide citation)

A handheld electronic device is provided that contain wireless communications circuitry. The wireless communications circuitry may include antenna structures. A first antenna may handle first and second communications bands. A second antenna may handle additional communications bands. The first and ...