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ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ

รหัส / code คำอธิบาย / code name Version
H04N0005050000 Synchronising circuits with arrangements for extending range of synchronisation, e.g. by using switching between several time constants 1
H04N0005060000 Generation of synchronising signals 1
H04N0005067000 Arrangements or circuits at the transmitter end 1
H04N0005073000 for mutually locking plural sources of synchronising signals, e.g. studios or relay stations 1
H04N0005080000 Separation of synchronising signals from picture signals 1
H04N0005100000 Separation of line synchronising signal from frame synchronising signal 1
H04N0005120000 Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising 1
H04N0005140000 Picture signal circuitry for video frequency region (H04N0005222000 takes precedence);; 1
H04N0005160000 Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level 1
H04N0005180000 by means of "clamp" circuit operated by switching circuit 1
H04N0005200000 Circuitry for controlling amplitude response 1
H04N0005202000 Gamma control 1
H04N0005205000 for correcting amplitude ; versus frequency characteristic 1
H04N0005208000 for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction 1
H04N0005210000 Circuitry for suppressing or minimising disturbance, e.g. moire or halo 1
จำนวนรหัสข้อมูล 15 จาก 73902