Low noise signal chain architecture
Technology for a low-noise signal chain is disclosed. The low-noise signal chain can include a signal path configured to carry a signal. The low-noise signal chain can include a bypassable amplifier communicatively coupled to the signal path. The low-noise signal chain can include a switchable band pass filter communicatively coupled to the signal path. The low-noise signal chain can include an amplifier bypass path communicatively coupled to the signal path. The signal can be configured to be directed to the amplifier bypass path to bypass the bypassable amplifier. The low-noise signal chain can include a band pass filter bypass path communicatively coupled to the signal path. The signal can be configured to be directed to the band pass filter bypass path to bypass the switchable band pass filter.
1. A low-noise signal chain, comprising:
a signal path configured to carry a signal;
a detector configured to detect a power level of the signal;
a bypassable amplifier communicatively coupled to the signal path;
a switchable band pass filter communicatively coupled to the signal path;
an amplifier bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the amplifier bypass path to bypass the bypassable amplifier based on the power level of the signal in relation to a defined power level threshold; and
a band pass filter bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the band pass filter bypass path to bypass the switchable band pass filter based on the power level of the signal in relation to the defined power level threshold.
2. The low-noise signal chain of claim 1 , wherein:
the switchable band pass filter is bypassed when the power level of the signal is less than the defined power level threshold; or
the switchable band pass filter is not bypassed when the power level of the signal is greater than the defined power level threshold.
3. The low-noise signal chain of claim 1 , wherein the signal path is a downlink signal path, and wherein the switchable band pass filter is configured to be bypassed prior to a first stage of the downlink path in a weak signal area to reduce a noise figure.
4. The low-noise signal chain of claim 1 , further comprising:
a device antenna configured to communicate signals with a wireless device; and
a node antenna configured to communicate signals with a base station.
5. The low-noise signal chain of claim 1 , wherein the signal path is a downlink signal path or an uplink signal path.
6. The low-noise signal chain of claim 1 , further comprising a plurality of low-noise signal chains, wherein the plurality of low-noise signal chains are configured to amplify signals in up to six different bands.
7. The low-noise signal chain of claim 1 , wherein the signal bypasses the bypassable amplifier to conserve energy based on the power level of the signal in relation to the defined power level threshold.
8. The low-noise signal chain of claim 1 , wherein the switchable band pass filter corresponds to a high frequency band or a low frequency band, wherein the high frequency band is band 4 (B4) or band 25 (B25), and the low frequency band is band 5 (B5), band 12 (B12) or band 13 (B13).
9. The low-noise signal chain of claim 1 , wherein the low-noise signal chain is included in a signal booster, and the signal booster is a Federal Communications Commission (FCC)-compatible consumer signal booster.
10. A low-noise signal chain, comprising:
a signal path configured to carry a signal;
a bypassable amplifier communicatively coupled to the signal path;
a switchable band pass filter communicatively coupled to the signal path;
an amplifier bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the amplifier bypass path to bypass the bypassable amplifier based on a power level of the signal in relation to a defined power level threshold; and
a band pass filter bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the band pass filter bypass path to bypass the switchable band pass filter based on the power level of the signal in relation to the defined power level threshold.
11. The low-noise signal chain of claim 10 , further comprising: a detector configured to detect the power level of the signal.
12. The low-noise signal chain of claim 10 , wherein:
the switchable band pass filter is bypassed when the power level of the signal is less than the defined power level threshold; or
the switchable band pass filter is not bypassed when the power level of the signal is greater than the defined power level threshold.
13. The low-noise signal chain of claim 10 , wherein the signal path is a downlink signal path, and wherein the switchable band pass filter is configured to be bypassed prior to a first stage of the downlink path in a weak signal area to reduce a noise figure.
14. The low-noise signal chain of claim 10 , further comprising:
a device antenna configured to communicate signals with a wireless device; and
a node antenna configured to communicate signals with a base station.
15. The low-noise signal chain of claim 10 , wherein the signal path is a downlink signal path or an uplink signal path.
16. The low-noise signal chain of claim 10 , wherein the low-noise signal chain is included in a repeater, and the repeater is configured to amplify signals in up to six bands.
17. The low-noise signal chain of claim 10 , wherein the signal bypasses the bypassable amplifier to conserve energy based on the power level of the signal in relation to the defined power level threshold.
18. The low-noise signal chain of claim 10 , wherein the switchable band pass filter corresponds to a high frequency band or a low frequency band, wherein the high frequency band is band 4 (B4) or band 25 (B25), and the low frequency band is band 5 (B5), band 12 (B12) or band 13 (B13).
19. The low-noise signal chain of claim 10 , wherein the low-noise signal chain is included in a repeater, and the repeater is a Federal Communications Commission (FCC)-compatible consumer repeater.
20. A method for directing signals in a low-noise signal chain, comprising:
directing a signal on a signal path of the low-noise signal chain, wherein the signal path is communicatively coupled to a bypassable amplifier and the signal path is communicatively coupled to a switchable band pass filter;
directing the signal to an amplifier bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the amplifier bypass path to bypass the bypassable amplifier based on a power level of the signal in relation to a defined power level threshold; and
directing the signal to a band pass filter bypass path communicatively coupled to the signal path, wherein the signal is configured to be directed to the band pass filter bypass path to bypass the switchable band pass filter based on the power level of the signal in relation to the defined power level threshold.
21. The method of claim 20 , further comprising detecting the power level of the signal using a detector of the low-noise signal chain.
22. The method of claim 20 , further comprising:
bypassing the switchable band pass filter when the power level of the signal is less than the defined power level threshold; or
determining to not bypass the switchable band pass filter when the power level of the signal is greater than the defined power level threshold.
23. The method of claim 20 , wherein the signal path is a downlink signal path, and wherein the method further comprises directing the signal to bypass the switchable band pass filter prior to a first stage of the downlink path in a weak signal area to reduce a noise figure.
24. The method of claim 20 , wherein the signal path is a downlink signal path or an uplink signal path.
25. The method of claim 20 , wherein the low-noise signal chain is included in a repeater that is configured to amplify signals in up to six bands.
26. The method of claim 20 , wherein the switchable band pass filter corresponds to a high frequency band or a low frequency band, wherein the high frequency band is band 4 (B4) or band 25 (B25), and the low frequency band is band 5 (B5), band 12 (B12) or band 13 (B13).
27. The method of claim 20 , wherein the low-noise signal chain is included in a repeater, and the repeater is a Federal Communications Commission (FCC)-compatible consumer repeater.