Communications: radio wave antennas – Antennas – Wave guide type
Reexamination Certificate
2006-03-28
2006-03-28
Ho, Tan (Department: 2821)
Communications: radio wave antennas
Antennas
Wave guide type
C343S840000, C333S02100R, C333S135000
Reexamination Certificate
active
07019706
ABSTRACT:
The present invention includes: a first main waveguide1; a T-branch circuit3connected thereto; a first low-pass filter5connected thereto; a band-pass filter7connected to the first T-branch circuit3; a first converter8connected to the first low-pass filter5for converting transmission lines between a waveguide and a microwave integrated circuit; an amplifier10connected to the first converter and structured by the microwave integrated circuit; a second converter9connected thereto for converting transmission lines between a waveguide and the microwave integrated circuit; a second low-pass filter6connected thereto; a second T-branch circuit4connected to the second low-pass filter and the band-pass filter7; and a second main waveguide2connected to the second T-branch circuit.
REFERENCES:
patent: 5726667 (1998-03-01), Tamura
patent: 6661309 (2003-12-01), Chen et al.
patent: 2002/0011961 (2002-01-01), Gomez-Henry et al.
patent: 2003/0142027 (2003-07-01), Moheb
patent: 2-312302 (1990-12-01), None
patent: 5-63407 (1993-03-01), None
patent: 7-307604 (1995-11-01), None
patent: 8-237003 (1996-09-01), None
patent: 2001-230603 (2001-08-01), None
Takashi Kitsuregawa, “Advanced Technology in Satellite Communication Antennas: Electrical and Mechanical Design”, Artech House Inc., pp. 193-195, 1990.
Horie Toshiyuki
Iida Akio
Ikeda Yukio
Miyazaki Moriyasu
Mori Kazutomi
Ho Tan
Mitsubishi Denki & Kabushiki Kaisha
LandOfFree
High frequency module and antenna device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with High frequency module and antenna device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and High frequency module and antenna device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3541960