BAND-SPECIFIC DETECTION IN A SIGNAL BOOSTER
Technology for a signal booster is disclosed. The signal booster can include a signal path operable to direct signals in two or more bands comprising at least a first band and a second band in the signal path. The signal booster can include a first tap path communicatively coupled to the signal path. The signal booster can include a second tap path communicatively coupled to the signal path. The signal booster can include a signal detector switchably connected to the first tap path and the second tap path to enable separate band detection for the first band and the second band.
1 . A repeater, comprising:
a signal path operable to direct signals in two or more bands comprising at least:
a first band and a second band in the signal path;
a first tap path communicatively coupled to the signal path;
a second tap path communicatively coupled to the signal path;
a signal detector connected to the first tap path and the second tap path;
a first impedance in the first tap path with a first impedance value or a first coupling factor selected to provide a first selected voltage at the signal detector to set a first automatic gain control (AGC) level for the first band; and
a second impedance in the second tap path with a second impedance value or a second coupling factor selected to provide a second selected voltage at the signal detector to set a second AGC level for the second band.
2 . The repeater of claim 1 , wherein the signal detector is switchably connected to the first tap path and the second tap path to enable separate band detection for the first band and the second band.
3 . The repeater of claim 1 , wherein the first impedance value or the first coupling factor and the second impedance value or the second coupling factor are adjusted to level a detection variance with respect to detected power levels between signals received in the first band as compared to the second band in the signal path.
4 . The repeater of claim 1 , wherein:
the first tap path is a filtered path that includes a first band filter; and
the second tap path is an unfiltered path.
5 . The repeater of claim 1 , wherein the signal path is an uplink signal path or a downlink signal path.
6 . The repeater of claim 5 , wherein:
the uplink signal path is operable to direct uplink signals in band 12 (B12) or band 13 (B13); and
the downlink signal path is operable to direct downlink signals in B12 or B13.
7 . The repeater of claim 1 , wherein the signal path is operable to direct signals in two or more spectrally adjacent bands.
8 . The repeater of claim 1 , wherein the signal path is operable to direct signals in two or more non-spectrally adjacent bands.
9 . The repeater of claim 1 , further comprising a controller configured to adjust a gain for a defined band of the signal path for network protection depending on an input or output signal level.
10 . The repeater of claim 1 , further comprising a controller configured to adjust a gain for a defined band of the signal path to maintain linearity for the signal path depending on an input or output signal level.
11 . The repeater of claim 1 , wherein the signal path includes one or more amplifiers to amplify the signals and one or more filters to filter the signals.
12 . The repeater of claim 1 , further comprising:
a first multiband filter communicatively coupled to the signal path; and
a second multiband filter communicatively coupled to the signal path.
13 . The repeater of claim 1 , further comprising:
an inside antenna communicatively coupled to the signal path; and
an outside antenna communicatively coupled to the signal path.
14 . A signal booster, comprising:
a signal path operable to direct signals in two or more bands comprising at least a first band and a second band in the signal path;
a first tap path communicatively coupled to the signal path;
a second tap path communicatively coupled to the signal path; and
a signal detector switchably connected to the first tap path and the second tap path to enable separate band detection for the first band and the second band.
15 . The signal booster of claim 14 , wherein:
the first tap path includes a first impedance with a first impedance value or a first coupling factor selected to provide a first selected voltage at the signal detector to set a first automatic gain control (AGC) level for the first band; and
the second tap path includes a second impedance with a second impedance value or a second coupling factor selected to provide a second selected voltage at the signal detector to set a second AGC level for the second band,
wherein the first impedance value or the first coupling factor and the second impedance value or the second coupling factor are adjusted to level a detection variance with respect to detected power levels between signals received in the first band as compared to the second band in the signal path.
16 . The signal booster of claim 14 , wherein:
the first tap path includes a first resistor with a first resistance value selected to provide a first selected voltage at the signal detector to set a first automatic gain control (AGC) level for the first band; and
the second tap path includes a second resistor with a second resistance value selected to provide a second selected voltage at the signal detector to set a second AGC level for the second band,
wherein the first resistance value and the second resistance value are adjusted to level a detection variance with respect to detected power levels between signals received in the first band as compared to the second band in the signal path.
17 . The signal booster of claim 14 , wherein:
the first tap path is a filtered path that includes a first band filter; and
the second tap path is an unfiltered path.
18 . The signal booster of claim 14 , wherein the signal path is an uplink signal path or a downlink signal path.
19 . The signal booster of claim 18 , wherein:
the uplink signal path is operable to direct uplink signals in band 12 (B12) or band 13 (B13); and
the downlink signal path is operable to direct downlink signals in B12 or B13.
20 . The signal booster of claim 14 , further comprising a controller configured to:
adjust a gain for a defined band of the signal path for network protection depending on an input or output signal level; or
adjust a gain for a defined band of the signal path to maintain linearity for the signal path depending on an input or output signal level.
21 . A radio frequency (RF) signal path operable to direct signals in two or more bands, the RF signal path comprising:
a first tap path communicatively coupled to the RF signal path;
a second tap path communicatively coupled to the RF signal path;
a signal detector connected to the first tap path and the second tap path;
a first impedance in the first tap path with a first impedance value or a first coupling factor selected to provide a first selected voltage at the signal detector to set a first automatic gain control (AGC) level for a first band of the RF signal path; and
a second impedance in the second tap path with a second impedance value or a second coupling factor selected to provide a second selected voltage at the signal detector to set a second AGC level for a second band of the RF signal path.
22 . The RF signal path of claim 21 , wherein the signal detector is switchably connected to the first tap path and the second tap path to enable separate band detection for the first band and the second band.
23 . The RF signal path of claim 21 , wherein the first impedance value or the first coupling factor and the second impedance value or the second coupling factor are adjusted to level a detection variance with respect to detected power levels between signals received in the first band as compared to the second band in the RF signal path.
24 . The RF signal path of claim 21 , wherein:
the first tap path is a filtered path that includes a first band filter; and
the second tap path is an unfiltered path.
25 . The RF signal path of claim 21 , wherein the RF signal path is an uplink RF signal path or a downlink RF signal path.
26 . The RF signal path of claim 21 , wherein the RF signal path is operable to:
direct signals in two or more spectrally adjacent bands; or
direct signals in two or more non-spectrally adjacent bands.
27 . The RF signal path of claim 21 , wherein the RF signal path includes one or more amplifiers to amplify the signals and one or more filters to filter the signals.
28 . The RF signal path of claim 21 , wherein the RF signal path is included in a signal booster or a repeater.