Patent ID: 7295152
Filing Date: 2007-11-13
Classification: G01S

Abstract:
1. A timing adjustment method of adjusting timing for turning on and off a transmitting amplifier and a receiving amplifier in alternating fashion, for use in a radar comprising the transmitting amplifier for amplifying a transmit signal, the receiving amplifier for amplifying a received signal, a duplexer, connected to an output side of said transmitting amplifier, an input side of said receiving amplifier, and an antenna, for permitting alternate use of said antenna for both transmission and reception, and a mixer for mixing a portion of said transmit signal with said received signal, said method comprising the steps of: (a) stopping modulation of said transmit signal; and (b) adjusting, after said step (a), relative on/off timing of said transmitting amplifier and said receiving amplifier, based on a voltage level output from said mixer.