Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
H04N 2201/04768

Controlling the frequency of the signals

Full Title

Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof > Scanning arrangements > Detection, control or error compensation of scanning velocity or position > Control or error compensation of scanning position or velocity > by controlling the position of the scanned image area (H04N2201/04755, H04N2201/04756 take precedence) > by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock > Controlling the frequency of the signals

6 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • H04N 2201/0477 using a clock signal composed from a number of clock signals of different frequencies
  • H04N 2201/04772 using a phase-locked loop
  • H04N 2201/04774 using a reference clock or oscillator (H04N2201/04772 takes precedence)
  • H04N 2201/04775 using a counter (H04N2201/04772 takes precedence)
  • H04N 2201/04777 using a voltage controlled oscillator (H04N2201/04772 takes precedence)
  • H04N 2201/04779 using a clock signal composed from a number of clock signals of different phase