DIVIDED SIGNAL BOOSTER SYSTEM
Technology for a cellular signal booster system is disclosed. The cellular signal booster system can include a first booster device and a second booster device. The first booster device can be operable to convert a cellular signal at a first frequency to a cellular signal at a second frequency. The second booster device can be operable to receive the cellular signal at the second frequency over an unlicensed band from the first booster device, and convert the cellular signal at the second frequency to a cellular signal at the first frequency for transmission in a wireless communication network.
1 . A cellular signal booster system, comprising:
a first booster device, comprising:
a first port configured to receive a first analog cellular signal that carries information;
an analog to digital converter (ADC) configured to convert the first analog cellular signal to a digital cellular signal without demodulating the first analog cellular signal; and
a first transceiver configured to transmit the digital cellular signal over an unlicensed band; and
a second booster device, comprising:
a second transceiver configured to receive the digital cellular signal from the first booster device;
a digital to analog converter (DAC) configured to convert the digital cellular signal to a second analog cellular signal, wherein the second analog cellular signal carries the information of the first analog cellular signal; and
a second port configured to provide the second analog cellular signal for transmission.
2 . The cellular signal booster system of claim 1 , wherein:
the first booster device further comprises a first mixer to convert the first analog cellular signal from a first frequency to a second frequency; and
the second booster device further comprises a second mixer to convert the second analog cellular signal from the second frequency to the first frequency.
3 . The cellular signal booster system of claim 2 , wherein the first frequency is a cellular frequency used for cellular communication a the wireless communication network.
4 . The cellular signal booster system of claim 2 , wherein the second frequency is a non-cellular frequency.
5 . The cellular signal booster system of claim 4 , wherein the non-cellular frequency is in a range between 2400 megahertz and 2480 megahertz (MHz).
6 . The cellular signal booster system of claim 4 , wherein the non-cellular frequency is included in a 60 gigahertz (GHz) band or an industrial, scientific, and medical band (ISM band).
7 . The cellular signal booster system of claim 6 , wherein the ISM band includes a 5 GHz ISM band.
8 . The cellular signal booster system of claim 2 , wherein the second frequency is unused by a user equipment (UE) and one or more access points in a wireless communication network.
9 . The cellular signal booster system of claim 1 , further comprising a repeater communicatively coupled to the first booster device and the second booster device wherein the repeater is configured to amplify cellular signals communicated between the first booster device and the second booster device.
10 . A cellular signal booster system, comprising:
a first booster device, comprising:
a first port configured to receive a first analog cellular signal at a first frequency, and the first analog cellular signal carries information;
a first mixer configured to convert the first analog cellular signal at the first frequency to a second analog cellular signal at a second frequency;
an analog to digital converter (ADC) configured to convert the second analog cellular signal at the second frequency to a digital cellular signal at the second frequency without demodulating the second analog cellular signal; and
a first transceiver configured to transmit the digital cellular signal at the second frequency over an unlicensed band; and
a second booster device, comprising:
a second transceiver configured to receive the digital cellular signal at the second frequency from the first booster device;
a digital to analog converter (DAC) configured to convert the digital cellular signal at the second frequency to a third analog cellular signal at the second frequency;
a second mixer configured to convert the third analog cellular signal at the second frequency to a fourth analog cellular signal at the first frequency, wherein the fourth analog cellular signal carries the information of the first analog cellular signal; and
a second port configured to provide the fourth analog cellular signal at the first frequency for transmission.
11 . The cellular signal booster system of claim 10 , wherein:
the first frequency is a cellular frequency used for cellular communication in a wireless communication network; and
the second frequency is a non-cellular frequency.
12 . The cellular signal booster system of claim 11 , wherein:
the non-cellular frequency is in a range between 2400 megahertz and 2480 megahertz (MHz); or
the non-cellular frequency is included in a 60 gigahertz (GHz) band or an industrial, scientific, and medical band (ISM band).
13 . The cellular signal booster system of claim 12 , wherein the ISM band includes a 5 GHz ISM band.
14 . The cellular signal booster system of claim 10 , wherein the second frequency is unused by a user equipment (UE) and one or more access points in a wireless communication network.
15 . The cellular signal booster system of claim 10 , further comprising a repeater communicatively coupled to the first booster device and the second booster device, wherein the repeater is configured to amplify cellular signals communicated between the first booster device and the second booster device.
16 . The cellular signal booster system of claim 10 , wherein the cellular signal is an uplink cellular signal or a downlink cellular signal.
17 . The cellular signal booster system of claim 10 , wherein:
the first booster device further comprises a first cellular antenna configured to communicate cellular signals to a user equipment (UE); and
the second booster device further comprises a second cellular antenna configured to communicate cellular signals to one or more access points in a wireless communication network
18 . The cellular signal booster system of claim 10 , wherein:
the first booster device further comprises:
a first control antenna; and
a first control unit communicatively coupled to the first control antenna, the first control unit configured to control a first gain applied to analog cellular signals in the first booster device; and
the second booster device further comprises:
a second control antenna; and
a second control unit communicatively coupled to the second control antenna, the second control unit configured to control a second gain applied to analog cellular signals in the second booster device.
19 . The cellular signal booster system of claim 10 , wherein the first booster device or the second booster device includes a control unit, wherein the control unit is configured to control a gain applied to analog cellular signals in the first booster device and the second booster device.
20 . The cellular signal booster system of claim 10 , wherein the first booster device is at a selected distance from the second booster device.
21 . The cellular signal booster system of claim 10 , wherein:
the first booster device further comprises one or more amplifiers to amplify analog cellular signals; and
the second booster device further comprises one or more amplifiers to amplify analog cellular signals.
22 . A cellular signal booster system, comprising:
a first booster device operable to convert a cellular signal at a first frequency to a cellular signal at a second frequency; and
a second booster device operable to receive the cellular signal at the second frequency over an unlicensed band from the first booster device, and convert the cellular signal at the second frequency to a cellular signal at the first frequency for transmission in a wireless communication network.
23 . The cellular signal booster system of claim 22 , wherein the first booster device further comprises:
a first port configured to receive the cellular signal at the first frequency;
a first mixer configured to convert the cellular signal at the first frequency to the cellular signal at the second frequency; and
a second port configured to provide the cellular signal at the second frequency for transmission over an unlicensed band.
24 . The cellular signal booster system of claim 23 , wherein the second booster device further comprises:
a third port configured to receive the cellular signal at the second frequency from the first booster device;
a second mixer configured to convert the cellular signal at the second frequency to the cellular signal at the first frequency; and
a fourth port configured to provide the cellular signal at the first frequency for transmission in a wireless communication network.
25 . The cellular signal booster system of claim 22 , further comprising a repeater communicatively coupled to the first booster device and the second booster device, wherein the repeater is configured to amplify the cellular signal at the second frequency communicated between the first booster device and the second booster device.
26 . The cellular signal booster system of claim 22 , wherein:
the first frequency is a cellular frequency used for cellular communication in the wireless communication network; and
the second frequency is a non-cellular frequency, wherein the non-cellular frequency is included in a 60 gigahertz (GHz) band or an industrial, scientific, and medical band (ISM band), and the ISM band includes a 5 GHz ISM band.
27 . The cellular signal booster system of claim 22 , wherein the cellular signal at the first frequency is an analog cellular signal and the cellular signal at the second frequency is a digital cellular signal.