Title:
RADIO FREQUENCY TUNING DEVICE
Document Type and Number:
Japanese Patent JPS6038935
Kind Code:
A
Abstract:
RF-tuning device comprising a switching mixer stage (M) and a tuning oscillator (0) coupled thereto. According to the invention, so as to reduce the noise contribution of the mixer stage (M) without increasing the oscillator radiation, the slew rate of the oscillator switching signal applied to the mixer stage (M) is increased.
Inventors:
HENDORIKU FUREDERIKU FUAN FURA
Application Number:
JP14340584A
Publication Date:
February 28, 1985
Filing Date:
July 12, 1984
Export Citation:
Assignee:
PHILIPS NV
International Classes:
H04B1/26; H03D7/14; H04B1/10; H04B1/28; H04B15/06; H03B1/04; (IPC1-7): H04B1/10; H04B1/26
Attorney, Agent or Firm:
Akihide Sugimura