TREA

Indexing scheme relating to line transmission systems

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Industry

  • CPC
  • H04B2203/00
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Parent Industries

HELECTRICITY H04Electric communication H04BTRANSMISSION

Current Industry

H04B2203/00Indexing scheme relating to line transmission systems

Sub Industries

H04B2203/54Aspects of powerline communications not already covered by H04B3/54 and its subgroups H04B2203/5404Methods of transmitting or receiving signals via power distribution lines H04B2203/5408using protocols H04B2203/5412by modofying wave form of the power source H04B2203/5416by adding signals to the wave form of the power source H04B2203/542using zero crossing information H04B2203/5425improving S/N by matching impedance, noise reduction, gain control H04B2203/5429Applications for powerline communications H04B2203/5433Remote metering H04B2203/5437Wired telephone H04B2203/5441Wireless systems or telephone H04B2203/5445Local network H04B2203/545Audio/video application H04B2203/5454Adapter and plugs H04B2203/5458Monitor sensor Alarm systems H04B2203/5462Systems for power line communications H04B2203/5466using three phases conductors H04B2203/547via DC power distribution H04B2203/5475adapted for drill or well combined with data transmission H04B2203/5479using repeaters H04B2203/5483using coupling circuits H04B2203/5487cables H04B2203/5491using filtering and bypassing H04B2203/5495having measurements and testing channel
Industries