Remote Control Patents (Class 340/12.22)
- Power line (PLC) (Class 340/12.32)
- Modulation technique (Class 340/12.33)
- Noise reduction (e.g., filtering, etc.) (Class 340/12.34)
- Impedance matching (e.g., Y-match or delta match, etc.) (Class 340/12.36)
- Bi-directional (e.g., with transceiver, etc.) (Class 340/12.37)
- With inductive coupling (e.g., transformer or torroid, etc.) (Class 340/12.38)
- With coupling plug (Class 340/12.39)
- Data network (Class 340/12.4)