Title:
MULTIPLEXER
Document Type and Number:
Japanese Patent JP2018064202
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To suppress crosstalk between adjoining ports, in a multiplexer including a microwave lens.SOLUTION: A multiplexer (1) includes a microwave lens (10) having beam ports (121-12m) and array ports (131-13n), a waveguide group (14) constituted of waveguides (141-14n) coupled with the array ports (131-13n), respectively, and a filter group (15) constituted of band rejection filters (151-15n) inserted into the waveguides (141-14n), respectively, and having a prescribed frequency band as a reflection band.SELECTED DRAWING: Figure 1
Inventors:
HASEGAWA TAKEHIRO
KAN YASUSHI
KAN YASUSHI
Application Number:
JP2016201736A
Publication Date:
April 19, 2018
Filing Date:
October 13, 2016
Export Citation:
Assignee:
FUJIKURA LTD
International Classes:
H01P1/213; H01P3/20; H01Q15/08; H04J1/00
Domestic Patent References:
| JP2008098700A | 2008-04-24 | |||
| JPH0443968A | 1992-02-13 | |||
| JP2013201686A | 2013-10-03 | |||
| JPS6152007A | 1986-03-14 |
Foreign References:
| US20070024393A1 | 2007-02-01 | |||
| US6337659B1 | 2002-01-08 | |||
| US20080106355A1 | 2008-05-08 | |||
| US20140218264A1 | 2014-08-07 |
Other References:
ZHANG,YUNHUA ET AL.: "Rotman Lens Used as a Demultiplexer/Multiplexer", 2012 42ND EUROPEAN MICROWAVE CONFERENCE, JPN6020022107, 29 October 2012 (2012-10-29), pages 164 - 167, XP032328412, ISSN: 0004292707
Attorney, Agent or Firm:
Harakenzo world patent & trademark