Patents by Inventor Hamid Reza Memar Zadeh Tehran
Hamid Reza Memar Zadeh Tehran has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11824277Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: January 9, 2023Date of Patent: November 21, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 11552397Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: August 12, 2021Date of Patent: January 10, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 11522270Abstract: A user equipment (UE) and a method of operating the UE. The UE a display, a cover, a transceiver, and an antenna array. The display partially forms a front surface of the UE. The cover partially forms a side surface of the UE and includes a plurality of electromagnetic strips . The transceiver transmits a signal including a vertical polarization element and a horizontal polarization element. The antenna array is electrically connected with the transceiver and disposed in the space such that, the antenna array is substantially non-overlapped with the cover. The vertical polarization element or the horizontal polarization element is substantially perpendicular to at least one of the plurality of electromagnetic strips.Type: GrantFiled: September 16, 2021Date of Patent: December 6, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Sungchul Park, Gary Xu
-
Patent number: 11296427Abstract: An antenna and a base station including the antenna. The antenna includes a unit cell including a radiating element, a dielectric substrate, and a feed network. The radiating element includes first and second slots. The dielectric substrate includes a central cavity filled with a dielectric element. The feed network is proximate to the central cavity between the dielectric element and the radiating element and includes first and second horizontal feeds and first and second vertical feeds. The first and second horizontal feeds are separated by an air gap and a first vertical feed to feed a transmission to the first slot. The first and second vertical feeds are connected to the first and second horizontal feeds, respectively, and connected to feed first and second portions of the radiating element, respectively.Type: GrantFiled: March 3, 2020Date of Patent: April 5, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu
-
Patent number: 11289824Abstract: An antenna array and a user equipment (UE) including the antenna array. The antenna array includes a plurality of unit cells. Each unit cells includes first and second patches, phase shift transmission lines, a third patch, and a transmission line. The first and second patches radiate at a first frequency band and positioned in a first plane of the antenna array. The phase shift transmission lines connect the first and second patches and shift a phase of a signal between the first and second patches. The third patch is positioned in a second plane of the antenna array and beneath the first patch and radiates at a second frequency band that is lower than the first frequency band. The transmission line excites at least the third patch.Type: GrantFiled: April 23, 2020Date of Patent: March 29, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Sung-Chul Park, Gary Xu
-
Patent number: 11258187Abstract: An antenna array and a wireless communication device including the antenna array. The antenna array includes a plurality of unit cells and a termination unit cell. The plurality of unit cells are connected in series via respective transmission lines. Each of the unit cells include a microstrip patch having two insets on a diagonal axis of the microstrip patch. The microstrip patch is connected to two of the transmission lines at the two insets, respectively. The termination unit cell is connected in series to one of the plurality of unit cells via one of the transmission lines. The termination unit cell includes a microstrip patch having an inset on a diagonal axis of the microstrip patch. The microstrip patch is connected to the one transmission line at the inset.Type: GrantFiled: March 24, 2020Date of Patent: February 22, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Shadi Abu-Surra, Gary Xu
-
Publication number: 20220006175Abstract: A user equipment (UE) and a method of operating the UE. The UE a display, a cover, a transceiver, and an antenna array. The display partially forms a front surface of the UE. The cover partially forms a side surface of the UE and includes a plurality of electromagnetic strips . The transceiver transmits a signal including a vertical polarization element and a horizontal polarization element. The antenna array is electrically connected with the transceiver and disposed in the space such that, the antenna array is substantially non-overlapped with the cover. The vertical polarization element or the horizontal polarization element is substantially perpendicular to at least one of the plurality of electromagnetic strips.Type: ApplicationFiled: September 16, 2021Publication date: January 6, 2022Inventors: Hamid Reza Memar Zadeh Tehran, Sungchul Park, Gary Xu
-
Publication number: 20210376469Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: ApplicationFiled: August 12, 2021Publication date: December 2, 2021Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 11171424Abstract: A user equipment (UE) and a method of operating the UE. The UE includes a front surface, a rear surface, a transceiver, and a plurality of electromagnetic strips. The front surface includes a display and the rear surface includes a cover. The transceiver is between the display and the cover and is configured to transmit signals supporting vertical polarization and horizontal polarization. The plurality of electromagnetic strips are proximate to the cover and oriented to selectively tilt one of the horizontal polarization or the vertical polarization of the signals.Type: GrantFiled: March 16, 2020Date of Patent: November 9, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Sung-Chul Park, Gary Xu
-
Patent number: 11145979Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: March 8, 2021Date of Patent: October 12, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 11114763Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: March 8, 2021Date of Patent: September 7, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 11063344Abstract: The present disclosure includes an antenna and a base station including an antenna. The antenna includes at least one unit cell that includes a flap layer, a feed network, and a patch. The flap layer includes a plurality of flaps. The feed network is positioned below the flap layer and includes a plurality of feed lines. Each of the plurality of feed lines includes an excitation port and a transmission line. The patch has a quadrilateral shape and is positioned above the flap layer such that an air gap is present between the patch and the flap layer.Type: GrantFiled: February 13, 2019Date of Patent: July 13, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi
-
Publication number: 20210194127Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: ApplicationFiled: March 8, 2021Publication date: June 24, 2021Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Publication number: 20210075107Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: ApplicationFiled: November 18, 2020Publication date: March 11, 2021Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Patent number: 10944172Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: November 18, 2020Date of Patent: March 9, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Publication number: 20210066817Abstract: An antenna array and a user equipment (UE) including the antenna array. The antenna array includes a plurality of unit cells. Each unit cells includes first and second patches, phase shift transmission lines, a third patch, and a transmission line. The first and second patches radiate at a first frequency band and positioned in a first plane of the antenna array. The phase shift transmission lines connect the first and second patches and shift a phase of a signal between the first and second patches. The third patch is positioned in a second plane of the antenna array and beneath the first patch and radiates at a second frequency band that is lower than the first frequency band. The transmission line excites at least the third patch.Type: ApplicationFiled: April 23, 2020Publication date: March 4, 2021Inventors: Hamid Reza Memar Zadeh Tehran, Sung-Chul Park, Gary Xu
-
Publication number: 20210057826Abstract: A user equipment (UE) and a method of operating the UE. The UE includes a front surface, a rear surface, a transceiver, and a plurality of electromagnetic strips. The front surface includes a display and the rear surface includes a cover. The transceiver is between the display and the cover and is configured to transmit signals supporting vertical polarization and horizontal polarization. The plurality of electromagnetic strips are proximate to the cover and oriented to selectively tilt one of the horizontal polarization or the vertical polarization of the signals.Type: ApplicationFiled: March 16, 2020Publication date: February 25, 2021Inventors: Hamid Reza Memar Zadeh Tehran, Sung-Chul Park, Gary Xu
-
Patent number: 10931014Abstract: An antenna and a base station including the antenna. The antenna includes a sub-array that includes first and second unit cells and a feed network. The first and second unit cells comprise first and second patches, respectively, having quadrilateral shapes. The feed network comprises a first transmission line terminating below first corners of the first and second patches, respectively; a second transmission line terminating below third corners of the first and second patches, respectively; a third transmission line terminating below a second corner of the first patch and a fourth corner of the second patch; and a fourth transmission line terminating below a fourth corner of the first patch and a second corner of the second patch. The first corners are opposite the third corners on the respective first and second patches and the second corners are opposite the fourth corners on the respective first and second patches.Type: GrantFiled: May 13, 2019Date of Patent: February 23, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu, Won Suk Choi, Jianzhong Zhang
-
Publication number: 20200412018Abstract: An antenna array and a wireless communication device including the antenna array. The antenna array includes a plurality of unit cells and a termination unit cell. The plurality of unit cells are connected in series via respective transmission lines. Each of the unit cells include a microstrip patch having two insets on a diagonal axis of the microstrip patch. The microstrip patch is connected to two of the transmission lines at the two insets, respectively. The termination unit cell is connected in series to one of the plurality of unit cells via one of the transmission lines. The termination unit cell includes a microstrip patch having an inset on a diagonal axis of the microstrip patch. The microstrip patch is connected to the one transmission line at the inset.Type: ApplicationFiled: March 24, 2020Publication date: December 31, 2020Inventors: Hamid Reza Memar Zadeh Tehran, Shadi Abu-Surra, Gary Xu
-
Publication number: 20200343648Abstract: An antenna and a base station including the antenna. The antenna includes a unit cell including a radiating element, a dielectric substrate, and a feed network. The radiating element includes first and second slots. The dielectric substrate includes a central cavity filled with a dielectric element. The feed network is proximate to the central cavity between the dielectric element and the radiating element and includes first and second horizontal feeds and first and second vertical feeds. The first and second horizontal feeds are separated by an air gap and a first vertical feed to feed a transmission to the first slot. The first and second vertical feeds are connected to the first and second horizontal feeds, respectively, and connected to feed first and second portions of the radiating element, respectively.Type: ApplicationFiled: March 3, 2020Publication date: October 29, 2020Inventors: Hamid Reza Memar Zadeh Tehran, Gary Xu