Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12328164 | Methods of identifying electrical connections between a radio frequency circuit and a radio, and related radio frequency circuits | — | 2025-06-10 |
| 11894892 | Beamforming antennas that share radio ports across multiple columns | Mikko Junttila, Hangsheng Wen, Ligang Wu, XiaoHua Hou, Martin L. Zimmerman | 2024-02-06 |
| 11664600 | Multi-band base station antennas having integrated arrays | Bo Wu, Martin L. Zimmerman, Hangsheng Wen, PuLiang Tang, Jian Zhang +6 more | 2023-05-30 |
| 11621755 | Beamforming antennas that share radio ports across multiple columns | Ligang Wu, XiaoHua Hou, Martin L. Zimmerman | 2023-04-04 |
| 11239543 | Base station antennas having phase-error compensation and related methods of operation | — | 2022-02-01 |
| 11205852 | Multi-band base station antennas having integrated arrays | Bo Wu, Martin L. Zimmerman, Hangsheng Wen, PuLiang Tang, Jian Zhang +6 more | 2021-12-21 |
| 11201388 | Base station antennas that utilize amplitude-weighted and phase-weighted linear superposition to support high effective isotropic radiated power (EIRP) with high boresight coverage | Martin L. Zimmerman | 2021-12-14 |
| 10971820 | Arrangement comprising antenna elements | — | 2021-04-06 |
| 10270177 | Broadband antenna, multiband antenna unit and antenna array | — | 2019-04-23 |
| 9972878 | Adjustable constant impedance phase shifter | — | 2018-05-15 |
| 9972910 | Broadband antenna, multiband antenna unit and antenna array | — | 2018-05-15 |
| 8970328 | TEM mode transmission line comprising a conductor line mounted in a three sided open groove and method of manufacture | — | 2015-03-03 |
| 8860625 | Antenna assemblies having transmission lines suspended between ground planes with interlocking spacers | Patrik Strömstedt | 2014-10-14 |
| 8570233 | Antenna assemblies | Patrik Strömstedt, Henrik Ramberg, Kajsa From | 2013-10-29 |
| 8269687 | Dual band antenna arrangement | Jesper Uddin | 2012-09-18 |
| 8228139 | Transmission line comprised of a center conductor on a printed circuit board disposed within a groove | — | 2012-07-24 |
| 8130165 | Phase shifter with branched transmission lines having at least one sideways movable dielectric body and antenna array formed therefrom | — | 2012-03-06 |
| 8120536 | Antenna isolation | — | 2012-02-21 |
| 7808443 | Antenna arrangement with interleaved antenna elements | Jesper Uddin | 2010-10-05 |
| 6985103 | Passive airborne collision warning device and method | Stefan Ridderheim, Hans Nyström | 2006-01-10 |
| 6906666 | Beam adjusting device | Dan Karlsson, Stefan Jonsson, Tord Liljevik | 2005-06-14 |
| 6208299 | Dual band antenna arrangement | Stefan Jonsson, Dan Karlsson | 2001-03-27 |
| 6054953 | Dual band antenna | — | 2000-04-25 |
| 6018319 | Antenna element | — | 2000-01-25 |
| 6008763 | Flat antenna | Ingela Nystrom, Dan Karlsson | 1999-12-28 |