double balanced mixer with a branch line and ring hybrid

摘要

1. This invention belongs to the art set forth in the claims ; The present invention relates to a double-balanced mixer will by the branch line and ring hybrid. ; 2. SUMMARY OF THE INVENTION The attempt to resolve ; The present invention is double the LO balun and RF balun for balanced mixer configuration, each branch line microstrip hybrid ring and Sikkim and increase the ease of implementation by using a hybrid form In addition, you have a wide-band characteristics, provides a double-balanced mixer with a branch line and ring hybrid in that its purpose is. ; 3. Solution subject matter of the invention ; The present invention, local oscillator (LO: Local Oscillation) balun (Balun) and a wireless signal (RF: Radio Frequency) comprising a double balanced mixer, including in the balun, the LO balun is formed using a microstrip branch-line hybrid, said RF balun is also characterized in that it is formed by using a ring hybrid. ; 4, an important purpose of the invention ; The present invention used to fight and communications relay system.