Abstract: A wireless repeater is disclosed. The wireless repeater can include a main booster with a first gain unit with a first adjustable gain and a second gain unit with a second adjustable gain. The wireless repeater can include a front end booster communicatively coupled to the main booster, with a coaxial cable coupled between the main booster and the front end booster. A test signal generator is configured to generate a direct current test signal or a radio frequency test signal to determine a signal loss of the coaxial cable. The wireless repeater can include a control unit to adjust one or more of the first adjustable gain or the second adjustable gain based on the determined signal loss of the coaxial cable.

Abstract: A technology is described for a repeater. A repeater can comprise: a server port; a donor port; a first uplink (UL) amplification and filtering path coupled between the server port and the donor port, wherein the UL amplification and filtering path is configured to pass a UL signal of a first band and a UL signal of a second band through a first bandpass filter; a first downlink (DL) amplification and filtering path coupled between the server port and the donor port, wherein the first DL amplification and filtering path is configured to pass a DL signal of the first band and a DL signal of a third band through a second bandpass filter.

Abstract: Technology for a repeater with a trumped amplifier network is disclosed. The repeater can include two or more signal paths corresponding to two or more bands. The repeater can include a first coupler network communicatively coupled to the two or more signal paths. The repeater can include a second coupler network communicatively coupled to an antenna port. The repeater can include two or more amplifier networks between the first coupler network and the second coupler network. A signal received via the first coupler network can be distributed to the two or more amplifier networks for amplification and combined using the second coupler network to produce an amplified output signal.

Abstract: A technology is described for a repeater having a Fourier Transform Matrix (FTM). The repeater can comprise a first set of N M-plexers having M ports on a first side of each of the first set of the N M-plexers and a single port on a second side of each of the first set of the N M-plexers; a first set of M N by N (N×N) FTMs, with each of the M FTMs in the first set having N first side ports and N second side ports; and a first inverse N×N FTM comprising N first side ports and N second side ports; an antenna port coupled to a Pth port of a second side of the first inverse N×N FTM; and a signal port at the Pth port of a first side of each of the M N×N FTMs in the first set.

Abstract: A technology is described for a repeater. A repeater can comprise a first port; a second port; a first-direction amplification and filtering path coupled between the first port and the second port; a multiplexer coupled between: the first-direction amplification and filtering path; and the second port; and a power amplifier (PA) coupled between the first port and the multiplexer. The repeater can further comprise an adjustable matching network coupled between the PA and the multiplexer, wherein the adjustable matching network is actively adjusted to match an impedance of an output of the PA at a selected channel over a frequency range for a first-direction signal with an impedance of an input of the multiplexer over the selected channel over the frequency range for a first-direction signal.

Abstract: Technology for a repeater is disclosed. The repeater can include a first antenna port and a second antenna port. The repeater can include a first uplink analog signal amplification and filtering path and a second uplink analog signal amplification and filtering path. The repeater can include a first downlink analog signal amplification and filtering path and a second downlink analog signal amplification and filtering path. The repeater can include an uplink software-defined filtering (SDF) module and a downlink SDF module.

Abstract: Technology for a repeater is disclosed. The repeater can include a first antenna port and a second antenna port. The repeater can include a first uplink analog signal amplification and filtering path and a second uplink analog signal amplification and filtering path. The repeater can include a first downlink analog signal amplification and filtering path and a second downlink analog signal amplification and filtering path. The repeater can include an uplink software-defined filtering (SDF) module and a downlink SDF module.

Abstract: Technology for a mobile repeater operable to operate in a low power mode is disclosed. The repeater can comprise of detecting an uplink signal from one or more mobile devices for a selected period of time. The repeater can comprise of setting the mobile repeater to the low power mode when the uplink signal is not detected within the selected period of time to reduce a power draw. Wherein setting the mobile repeater to the low power mode comprises turning off one or more signal chain components in one or more signal chains including at least one power amplifier (PA) to reduce a power draw of the mobile repeater. Wherein the one or more signal chain components further comprises a low noise amplifier (LNA); a gain block; or a variable attenuator.

Abstract: Technology for a pre-amplification system for a modem is disclosed. The pre-amplification system can include an uplink-downlink signal path communicatively coupled between a first modem port of the modem and a first donor antenna port. The pre-amplification system can include a downlink signal path communicatively coupled between a second modem port of the modem and a second donor antenna port. The downlink signal path can include a pre-amplifier configured to amplify a received downlink cellular signal to produce an amplified downlink cellular signal to be directed to the second modem port.

Abstract: Technology for a repeater is disclosed. The repeater can include a signal path configured to carry a signal having a selected radio frequency (RF) bandwidth on an RF carrier at a selected frequency. The signal path can include an intermediate frequency (IF) filter block operable for down-conversion of the RF carrier to an IF carrier to enable the selected RF bandwidth of the signal to be bandpass filtered at an IF filter bandwidth having an IF passband frequency range and the IF passband frequency range of the IF filter bandwidth is greater than the selected RF bandwidth. The down-conversion to the IF carrier can provide increased crossover attenuation or midband isolation of the RF carrier for the repeater.

Abstract: A technology is described for a time division duplex (TDD) repeater with network protection. The TDD repeater can comprise a first port, a second port, and one or more amplification paths coupled between the first port and the second port. The TDD repeater can comprise a signal detector configured to measure a received signal power for a downlink (DL) signal in a first set of one or more TDD DL subframes. The TDD repeater can be further configured to adjust an uplink (UL) noise power or gain of the one or more amplification paths based on the received signal power for the DL signal in the first set of the one or more TDD DL subframes.

Abstract: A technology is described for a time division duplex (TDD) repeater with network protection. The TDD repeater can comprise a first port, a second port, and one or more amplification paths coupled between the first port and the second port. The TDD repeater can comprise a signal detector configured to measure a received signal power for a downlink (DL) signal in a first set of one or more TDD DL subframes. The TDD repeater can be further configured to adjust an uplink (UL) noise power or gain of the one or more amplification paths based on the received signal power for the DL signal in the first set of the one or more TDD DL subframes.

Abstract: A technology is described for a time division duplex (TDD) repeater with network protection. The TDD repeater can comprise a first port, a second port, and one or more amplification paths coupled between the first port and the second port. The TDD repeater can comprise a signal detector configured to measure a received signal power for a downlink (DL) signal in a first set of one or more TDD DL subframes. The TDD repeater can be further configured to adjust an uplink (UL) noise power or gain of the one or more amplification paths based on the received signal power for the DL signal in the first set of the one or more TDD DL subframes.

Abstract: Technology for a repeater is disclosed. The repeater can include a first port and a second port. The repeater can include a transmitter communicatively coupled to the first port and a receiver communicatively coupled to the second port. The transmitter can transmit a path loss signal. The receiver can receive the path loss signal transmitted by the transmitter. The repeater can include a controller. The controller can identify a first power level of the signal transmitted from the transmitter. The controller can identify a second power level of the signal received at the receiver. The controller can determine an antenna feedback path loss of the repeater based on the first power level and the second power level. The controller can set a maximum gain level for the repeater based on the antenna feedback path loss to avoid an oscillation in the repeater.

Abstract: Technology for a repeater is disclosed. The repeater can include a first port, a second port, and a third port. The repeater can include a first amplification and filtering path communicatively coupled between the first port and the second port for a first frequency range. The repeater can include a second amplification and filtering path communicatively coupled between the first port and the third port for a second frequency range. The first frequency range can be spectrally adjacent to the second frequency range in a same signal direction, and a combination of the first frequency range and the second frequency range can have a fractional bandwidth that is greater than a defined fractional bandwidth threshold ratio for a selected filter type.

Abstract: Technology for a desktop signal booster is disclosed. The desktop signal booster can include one or more amplification and filtering signal paths configured to amplify and filter a cellular signal for a wireless device. The desktop signal booster can include wireless charging circuitry configured to wirelessly charge the wireless device when the wireless device is placed within a selected distance from the desktop signal booster.

Abstract: Technology for a signal booster is disclosed. The signal booster can identify a current location of the signal booster. The signal booster can determine one or more bands in which signals are permitted to be boosted by the signal booster based on the current location of the signal booster. The signal booster can boost signals in the one or more bands that are permitted to be boosted by the signal booster for the current location of the signal booster.

Abstract: Technology for a desktop signal booster is disclosed. The desktop signal booster can include a cellular signal amplifier, an integrated device antenna coupled to the cellular signal amplifier, an integrated node antenna coupled to the cellular signal amplifier, and wireless charging circuitry. The cellular signal amplifier can be configured to amplify signals for a wireless device, and the wireless device can be within a selected distance from the desktop signal booster. The integrated device antenna can be configured to transmit signals from the cellular signal amplifier to the wireless device. The integrated node antenna can be configured to transmit signals from the cellular signal amplifier to a base station. The wireless charging circuitry can be configured to wirelessly charge the wireless device when the wireless device is placed in proximity to the desktop signal booster.

Abstract: Technology for a repeater is disclosed. The repeater can include a first multiband filter. The repeater can include a second multiband filter. The repeater can include one or more first-direction signal paths communicatively coupled between the first multiband filter and the second multi-band filter. At least one of the one or more first-direction signal paths can be configured to amplify and filter signals in two or more spectrally adjacent bands. The repeater can include one or more second-direction signal paths communicatively coupled between the first multiband filter and the second multi-band filter. At least one of the one or more second-direction signal paths can be configured to amplify and filter signals in two or more spectrally adjacent bands.

Abstract: A technology is described for a repeater system comprising a repeater and a scanning receiver. The repeater can comprise a first port, a second port, one or more amplification and filtering paths coupled between the first port and the second port and one or more processors and memory. The scanning receiver can be configured to: identify one or more frequency ranges associated with a plurality of cellular carriers; scan the one or more frequency ranges; identify cellular carrier specific information for the one or more frequency ranges associated with the plurality of cellular carriers; and provide the cellular carrier specific information to the repeater.