ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H04B0014080000 characterised by the use of a sub-carrier 1
H04B0015000000 Suppression or limitation of noise or interference (by means associated with receiver H04B0001100000) 1
H04B0015020000 Reducing interference from electric apparatus by means located at or near the interfering apparatus 1
H04B0015040000 the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder 1
H04B0015060000 by local oscillators of receivers 1
H04B0017000000 Monitoring; Testing (of line transmission systems H04B0003460000; arrangements for monitoring or testing transmission systems employing electromagnetic waves other than radio waves H04B0010070000) 1
H04B0017100000 of transmitters 1
H04B0017110000 for calibration 1
H04B0017120000 of transmit antennas, e.g. of amplitude or phase 1
H04B0017130000 of power amplifiers, e.g. of gain or non-linearity 1
H04B0017140000 of the whole transmission and reception path, e.g. self-test loop-back 1
H04B0017150000 Performance testing 1
H04B0017160000 Test equipment located at the transmitter 1
H04B0017170000 Detection of non-compliance or faulty performance, e.g. response deviations (H04B0017180000 takes precedence);; 1
H04B0017180000 Monitoring during normal operation 1