|
| US4053855 | 28 Oct 1975 | 11 Oct 1977 | International Telephone and Telegraph Corporation | Method and arrangement to eliminate multipacting in RF devices |
| US4315333 | 23 Apr 1980 | 9 Feb 1982 | Matsushita Electric Industrial Company, Limited | Circuit arrangement for a wide-band VHF-UHF television double superheterodyne receiver |
| US4680560 | 26 Mar 1986 | 14 Jul 1987 | Murata Manufacturing Co., Ltd. | Electrical filter device |
| US4683450 | 29 Jun 1983 | 28 Jul 1987 | Feller AG | Line with distributed low-pass filter section wherein spurious signals are attenuated |
| US5113257 | 30 Apr 1991 | 12 May 1992 | U.S. Philips Corporation | Line synchronising circuit |
| US5508669 | 24 Feb 1994 | 16 Apr 1996 | | High-frequency signal transmission system |
| US5576673 | 8 Sep 1994 | 19 Nov 1996 | Harris Corporation | Small, low-pass filter for high power applications |
| US5600740 | 20 Jun 1995 | 4 Feb 1997 | | Narrowband waveguide filter |
| US5608415 | 30 May 1995 | 4 Mar 1997 | | High-frequency signal transmission system with conical conductors and bias resistor |
| US6222500 | 6 May 1999 | 24 Apr 2001 | Telefonaktiebolaget LM Ericsson (publ) | Device for impedance adaption |
| US7259640 | 3 Dec 2002 | 21 Aug 2007 | Microfabrica | Miniature RF and microwave components and methods for fabricating such components |
| US7355495 | 22 Dec 2003 | 8 Apr 2008 | Thomson Licensing | Microwave filter comprising a coaxial structure with a metallized foam having a periodic profile |
| US7830228 | 21 Aug 2007 | 9 Nov 2010 | Microfabrica Inc. | Miniature RF and microwave components and methods for fabricating such components |
| US8115574 | 21 Nov 2008 | 14 Feb 2012 | Alcatel Lucent | Low pass filter with embedded resonator |
