ข้อมูลMeans for increasing effective directivity, e.g. by combining signals having differently- oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam aerial (comparing amplitude of signals having differently-oriented directivity characteristics to determine direction G01S0003160000, G01S0003280000)

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เวอร์ชั่น รหัส / code คำอธิบาย / code name เครื่องมือ
1 G01S0003060000 Means for increasing effective directivity, e.g. by combining signals having differently- oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam aerial (comparing amplitude of signals having differently-oriented directivity characteristics to determine direction G01S0003160000, G01S0003280000) 29/09/2562