Signal Selection Based On Frequency (e.g., Tuning) Patents (Class 455/150.1)
- With processor control (Class 455/161.2)
- Using signal strength or quality (Class 455/161.3)
- Motor activated (Class 455/162.1)
- With automatic frequency control (Class 455/164.1)
- With frequency synthesizer (Class 455/165.1)
- With channel skipping selection (Class 455/166.1)
- With dual sweeping (Class 455/167.1)
- Multiband (Class 455/168.1)
- With particular variable voltage or current tuning (Class 455/169.1)
- Time actuated (Class 455/171.1)
- With automatic frequency control of fine tuning (Class 455/173.1)
- With muting (e.g., silent tuning) (Class 455/174.1)
- With carrier wave preset (Class 455/175.1)
- Combined with band selection (Class 455/176.1)
- Combined with other control (e.g., bandwidth, volume, gain, etc.) (Class 455/177.1)
- With plurality of tunable circuits (Class 455/178.1)
- Combined with band selection (Class 455/180.1)
- Time controlled (Class 455/181.1)
- With frequency control (Class 455/182.1)
- Fine tuning (Class 455/182.3)
- With frequency synthesizer (Class 455/183.1)
- With comparing desired and existing tuning conditions (Class 455/184.1)
- With channel information storage (Class 455/185.1)
- Separate tuned circuits for each channel or station (Class 455/187.1)