Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE627513ApublicationCriticalpatent/BE627513A/xx
H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
H03H7/482—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted for use in common antenna systems
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
H01P1/00—Auxiliary devices
H01P1/20—Frequency-selective devices, e.g. filters
H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies