JPH0275586U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a block diagram of an embodiment of this invention, and Fig. 2 is a block diagram of a conventional radar device. In the figure, 1 is a magnetron, 2 is a power supply section, 3 is a loop coupler section, and 4 is an antenna section. , 5 is a monitor meter section, 6 is a highest reference heater temperature setting circuit section, 7 is a highest reference heater temperature comparison detection circuit section, 8 is a highest reference level setting circuit section, 9 is a highest reference power comparison detection circuit section, and 10 is a control circuit. Department. In the drawings, the same or corresponding parts are denoted by the same reference numerals.

Claims (1)

[Scope of utility model registration request] An antenna unit for both transmission and reception that applies high voltage and heater voltage to the high frequency power generation unit to generate high frequency high power, radiates the high frequency high power to the outside as a transmission radio wave, and also receives reflected waves from the target. A radar device having a function of tracking a target with An antenna unit for both transmission and reception that radiates high power to the outside as a transmission radio wave and receives reflected waves from the target, and a loop that extracts a part of the high frequency high power generated by the high frequency high power generation unit. A coupler section, a monitor meter section that monitors the output of part of the high frequency high power extracted from the loop coupler section, and a maximum reference heater temperature setting circuit that sets the highest reference heater temperature of the heater temperature of the high frequency high power generation section. a maximum reference heater temperature comparison detection circuit section that receives and compares and detects the heater temperature of the high frequency high power generation section and the maximum reference heater temperature set by the maximum reference heater temperature setting circuit section; A control section that controls the output of the heater voltage of the power supply section based on the detection signal comparatively detected by the heater temperature comparison and detection circuit section; and a highest reference level setting circuit section that sets the highest reference level of the high frequency, high power generation level signal. , a highest reference power comparison detection circuit section that receives and compares and detects a portion of the high frequency, high power output level signal extracted from the loop coupler section and the highest reference level signal set by the highest reference level setting circuit section; A radar apparatus characterized in that the high voltage output of the power supply unit is controlled by the detection signal that is compared and detected by the highest reference power comparison and detection circuit unit.