Title:
ULTRASONIC SIGNAL RECEIVING AND PROCESSING DEVICE
Document Type and Number:
Japanese Patent JPH0836049
Kind Code:
A
Abstract:
PURPOSE: To demodulate honestly even when reflection echo signals of two frequencies to receive and process a supersonic signal of a frequency hopping method are superposed a spectrum is spread.
CONSTITUTION: In this ultrasonic signal receiving and processing device, the first BPF to pass to frequency fA and a frequency fB, the second BPF to pass frequencies fA to fB, a spectrum width detecting means, and an output converting means, are provided.
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Inventors:
HORINO NAOKI
Application Number:
JP19119194A
Publication Date:
February 06, 1996
Filing Date:
July 22, 1994
Export Citation:
Assignee:
JAPAN RADIO CO LTD
International Classes:
G01S7/526; G01S15/10; (IPC1-7): G01S7/526; G01S15/10
Attorney, Agent or Firm:
Yuji Takahashi (1 person outside)
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