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PCE
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DIFF Subgroup
G04R 20/08

the radio signal being broadcast from a long-wave call sign, e.g. DCF77, JJY40, JJY60, MSF60 or WWVB

Introduced: January 2013

Full Title

Setting the time according to the time information carried or implied by the radio signal > the radio signal being broadcast from a long-wave call sign, e.g. DCF77, JJY40, JJY60, MSF60 or WWVB

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 2013.

Child Classifications

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  • G04R 20/10 Tuning or receiving; Circuits therefor since 2013 IPC+CPC Available in IPC and CPC
  • G04R 20/12 Decoding time data; Circuits therefor since 2013 IPC+CPC Available in IPC and CPC