Lines Matching +full:signal +full:- +full:to +full:- +full:noise

1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _rf-tuner-controls:
14 converts that received signal to lower intermediate frequency (IF) or
16 called Zero-IF tuners. Older tuners were typically simple PLL tuners
28 .. _rf-tuner-control-id:
43     Filter(s) on tuner signal path are used to filter signal according
44     to receiving party needs. Driver configures filters to fulfill
47     range and step are driver-specific.
59     The RF amplifier is the very first amplifier on the receiver signal
64     range and step are driver-specific.
67     LNA (low noise amplifier) gain is first gain stage on the RF tuner
68     signal path. It is located very close to tuner antenna input. Used
70     ``V4L2_CID_RF_TUNER_RF_GAIN`` to understand how RF gain and LNA gain
72     driver-specific.
75     Mixer gain is second gain stage on the RF tuner signal path. It is
76     located inside mixer block, where RF signal is down-converted by the
78     The range and step are driver-specific.
81     IF gain is last gain stage on the RF tuner signal path. It is
82     located on output of RF tuner. It controls signal level of
85     are driver-specific.
89     when that control is set. This is a read-only control.