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 BE455606ApublicationCriticalpatent/BE455606A/xx
H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
H03H2/008—Receiver or amplifier input circuits
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04B—TRANSMISSION
H04B15/00—Suppression or limitation of noise or interference
H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers