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公开(公告)号:US20240305000A1
公开(公告)日:2024-09-12
申请号:US18119747
申请日:2023-03-09
Applicant: Communication Components Antenna Inc.
Inventor: Paul Robert Watson
Abstract: In a dipole antenna, a capacitive coupling element is introduced in the form of a conductive strip and is placed in parallel with the dipole conductive strip of the dipole arm. To that end, the conductive strip of the capacitive element is formed on a first copper layer of the PCB in parallel to an extended conductive strip of a dipole arm, that is also disposed on the first copper layer of the PCB. The conductive strip of the capacitive element extends horizontally from the center of the dipole arm in an equal distant on each side. A capacitive plate is placed on the second copper layer of the PCB on the opposite side of the first copper layer and is coupled to the conductive strip of the capacitive element via a plated through hole. The capacitive plate placed on the second copper layer extends downwardly so that a portion of it overlaps with the dipole conductive strip located on the first copper layer forming the capacitance coupling element.
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公开(公告)号:US20240250446A1
公开(公告)日:2024-07-25
申请号:US18125071
申请日:2023-03-22
Applicant: Communication Components Antenna Inc.
Inventor: Nasrin Hojjat , Paul Clarke
CPC classification number: H01Q15/0013 , H01Q1/246 , H01Q1/48 , H01Q9/16
Abstract: To this end a dipole element for use in a cellular base station antenna is provided. The dipole element has a feed network and at least two radiating arms at the top of said the network and arranged at an approximately 90 degree position relative to one another. The at least two radiating arms are constructed from a plurality of substantially identically dimensioned unit cells.
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公开(公告)号:US20230395974A1
公开(公告)日:2023-12-07
申请号:US17832324
申请日:2022-06-03
Applicant: Communication Components Antenna Inc.
Inventor: Lin-Ping Shen , Nasrin Hojjat , Hua Wang , Erik Willis , Liviu Negru
CPC classification number: H01Q3/36 , H01Q9/0407 , H01Q1/246 , H01Q3/267 , H01Q9/16
Abstract: A beamforming cellular antenna includes a plurality of patch elements and a plurality of dipole elements. The plurality of patch elements and dipole elements are arranged on a planar array of said antenna into a plurality of rows and columns of elements. Each column of elements forms a sub-array connected to a plurality of signal input ports. Each column sub-array includes a plurality of both patch elements, and a plurality of dipole elements.
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公开(公告)号:US20230291128A1
公开(公告)日:2023-09-14
申请号:US18121588
申请日:2023-03-15
Applicant: Communication Components Antenna Inc.
Inventor: Nasrin Hojjat
CPC classification number: H01Q25/00 , H01Q1/523 , H01Q21/062 , H01Q21/065
Abstract: A cellular antenna includes at least a first array of elements arranged in horizontal rows and vertical columns and at least a second array of elements arranged in horizontal rows and vertical columns. The first group and the second arrays are arranged at least partially side-by side on the antenna, The elements of the first array are arranged in at least one vertical column of elements that is exclusive to elements of the first array. The elements of the second array are arranged in at least one vertical column of elements that is exclusive to elements of the second array. The antenna includes at least one separate middle vertical column of elements, between the at least one vertical column of elements that is exclusive to elements of the first array and the at least one vertical column of elements that is exclusive to elements of the second array, where the middle vertical column of elements includes some elements in the first array and some elements in the second array.
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公开(公告)号:US11742593B2
公开(公告)日:2023-08-29
申请号:US17463973
申请日:2021-09-01
Applicant: Communication Components Antenna Inc.
Inventor: Nasrin Hojjat
Abstract: A wideband bisector antenna has a plurality of antenna elements disposed in horizontal rows, a left beam bi-sector array segment at one section of the antenna comprising a plurality of the horizontal rows of elements, and a right beam bi-sector array segment at one section of the antenna comprising a plurality of the horizontal rows of elements. At least one horizontal row on the antenna is shared in both the left beam bi-sector array segment and the right beam bi-sector array segment.
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公开(公告)号:US11563271B2
公开(公告)日:2023-01-24
申请号:US17401045
申请日:2021-08-12
Applicant: Communication Components Antenna Inc.
Inventor: Lin-Ping Shen , Nasrin Hojjat , Hua Wang , Wilii Lotz
Abstract: An antenna array with control circuitry placed at a front of the antenna array and between the antenna elements. By locating the azimuth beamforming network control circuitry on the front of the array and between antenna elements, the antenna elements and the other components can be coupled to the control circuitry without using cables. This leads to a reduction in the number of cable connections and to a reduction in size and weight of the resulting antenna array. The ABFN control circuitry is also used to control the beams formed from each row and not from each column as is usually done.
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公开(公告)号:US20220255236A1
公开(公告)日:2022-08-11
申请号:US17724095
申请日:2022-04-19
Applicant: COMMUNICATION COMPONENTS ANTENNA INC.
Inventor: Lin-Ping Shen , Seyed Hamidreza Jamali
IPC: H01Q21/00 , H01Q25/00 , H01Q1/24 , H01Q21/20 , H01Q1/42 , H01Q3/40 , H01Q5/40 , H01Q15/14 , H01Q21/24 , H01Q21/26 , H01Q19/10
Abstract: An omnidirectional MIMO antenna system includes a multi-panel antenna, each panel including a plurality of antenna elements and a plurality of beam forming networks employing Butler matrices. Each Butler matrix has one less the number of input ports than output ports. The total number of the input ports of the Butler matrices is equal to the number of ports of the MIMO antenna, each of the input ports receiving the same signal. Each of the output ports of each of the Butler matrices is coupled to an antenna element within the plurality of the antenna elements, such that the multi-panel antenna exhibits a quasi-omnidirectional beam pattern.
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公开(公告)号:US11133586B2
公开(公告)日:2021-09-28
申请号:US16113253
申请日:2018-08-27
Applicant: Communication Components Antenna Inc.
Inventor: Lin-Ping Shen , Hua Wang , Nasrin Hojjat , Willi Lotz
Abstract: An antenna array with control circuitry placed at a front of the antenna array and between the antenna elements. By locating the azimuth beamforming network control circuitry on the front of the array and between antenna elements, the antenna elements and the other components can be coupled to the control circuitry without using cables. This leads to a reduction in the number of cable connections and to a reduction in size and weight of the resulting antenna array. The ABFN control circuitry is also used to control the beams formed from each row and not from each column as is usually done.
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公开(公告)号:US10553962B2
公开(公告)日:2020-02-04
申请号:US15531914
申请日:2015-08-31
Applicant: Communication Components Antenna Inc.
Inventor: Sadegh Farzaneh , Minya Gavrilovic , Jacob Van Beek
Abstract: Systems, methods, and devices relating to antennas. A crossed dipole antenna element has a ring encircling the antenna. The ring, constructed of a conductive material, is not touching the arms of the dipole antenna and the distance between the ring and the arms of the antenna can be optimized. The antenna element assembly can be used in one or two dimensional antenna arrays.
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公开(公告)号:US20190067810A1
公开(公告)日:2019-02-28
申请号:US16106999
申请日:2018-08-21
Applicant: COMMUNICATION COMPONENTS ANTENNA INC.
Inventor: Nasrin HOJJAT , Minya GAVRILOVIC , Des BROMLEY
Abstract: An array antenna with each antenna element in the array being physically tilted away from a base plane of the array. End antenna elements are tilted at a higher angle than regular antenna elements. The radiation pattern, the end antenna elements can provide coverage directly above the antenna array (i.e., at 90 degrees to the horizontal) for different electrical tilts.
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