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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
H03K0005190000 Monitoring patterns of pulse trains (indicating amplitude G01R0019000000; indicating frequency G01R0023000000; measuring characteristics of individual pulses G01R0029020000) 1
H03K0005220000 Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral (indicating phase difference of two cyclic pulse trains G01R0025000000) 1
H03K0005240000 the characteristic being amplitude 1
H03K0005260000 the characteristic being duration, interval, position, frequency, or sequence 1
H03K0006000000 Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass (circuits with regenerative action H03K0004000000) 1
H03K0006020000 Amplifying pulses 1
H03K0006040000 Modifying slopes of pulses, e.g. S-correction (S-correction in television H04N0003230000) 1
H03K0007000000 Modulating pulses with a continuously-variable modulating signal 1
H03K0007020000 Amplitude modulation, i.e. PAM 1
H03K0007040000 Position modulation, i.e. PPM 1
H03K0007060000 Frequency or rate modulation, i.e. PFM or PRM 1
H03K0007080000 Duration or width modulation 1
H03K0007100000 Combined modulation, e.g. rate modulation and amplitude modulation 1
H03K0009000000 Demodulating pulses which have been modulated with a continuously-variable signal 1
H03K0009020000 of amplitude-modulated pulses 1
จำนวนรหัสข้อมูล 15 จาก 73902