System and method for optimizing bitrate of a wireless hotspot device

1. A method for optimizing a bitrate of a wireless hotspot device in a mobile network having a plurality of distributed cells, each cell covered by at least one fixed transceiver, the wireless hotspot device having at least one directional antenna, the method comprising the steps of:

a) rotating the directional antenna substantially azimuthally at least 90 degrees, in steps of N degrees, wherein N is a fixed or variable number;

b) scanning for available cells for each step of N degrees the directional antenna is rotated;

c) observing a signal to noise ratio for each available cell in each step of N degrees;

d) saving an optimized azimuthal direction for each available cell, wherein the optimized azimuthal direction corresponds to the highest signal to noise ratio obtained for the available cell;

e) repeating steps a)-d) for a number of frequency bands of the mobile network,

f) setting up a data connection and running a data transfer speed test for all optimized azimuthal directions of each frequency band;

g) automatically selecting an azimuthal operation position of the directional antenna based on the data transfer speed tests; and

h) moving the directional antenna to the azimuthal operation position,

wherein the directional antenna is rotated in steps of 1-20 degrees, or in steps of 5-15 degrees, or 5 degrees or 10 degrees.

2. The method according to claim 1 , wherein the azimuthal operation position is selected based on a downlink throughput test, an uplink throughput test, or a combination.

3. The method according to claim 2 , wherein the downlink throughput test and/or uplink throughput test comprises multiple input and multiple output (MIMO).

4. The method according to claim 1 , wherein the step of saving an optimized azimuthal direction for each available cell comprises the step of comparing a secondary parameter related to the signal strength and/or signal quality, such as Reference Signals Received Power (RSRP) and/or signal quality is Reference Signal Received Quality (RSRQ) and/or Received Signal Strength Indicator (RSSI).

5. The method according to claim 1 , wherein the mobile network is a 3G, 4G or 5G network.

6. The method according to claim 1 , wherein a handshake process is provided with a serving cell at each azimuth angle of the scanning and wherein neighbouring cells are detected and cell parameters recorded for each detected cell.

7. The method according to claim 1 , further comprising the step of controlling the available/active frequency bands of the wireless hotspot device, to match one of the available frequency bands of the selected cell.

8. The method according to claim 1 , wherein the step of rotating the directional antenna substantially azimuthally at least 90 degrees, comprises rotating the directional antenna substantially azimuthally 360 degrees.

9. A directional wireless hotspot device for communication in a mobile network having a number of distributed cells, each cell covered by at least one fixed transceiver, the device comprising at least one directional antenna for 360 degrees azimuthal rotation, the device comprising a processing unit configured to

a) rotate the directional antenna substantially azimuthally at least 90 degrees, in steps of N degrees, wherein N is a fixed or variable number;

b) scan for available cells for each step of N degrees the directional antenna is rotated;

c) observe a signal to noise ratio for each available cell in each step of N degrees;

d) save an optimized azimuthal direction for each available cell, wherein the optimized azimuthal direction corresponds to the highest signal to noise ratio obtained for the available cell;

e) repeat steps a)-d) for a number of frequency bands of the mobile network,

f) set up a data connection and running a data transfer speed test for all optimized azimuthal directions of each frequency band;

g) automatically select an azimuthal operation position of the directional antenna based on the data transfer speed tests; and

h) move the directional antenna to the azimuthal operation position,

the device further comprising:

a wireless modem or a receiving element arranged to receive an external wireless modem;

a directional antenna for communication with a base station;

a local communication element for communication with a local device; and

an electric motor for rotating the directional antenna around an axis substantially perpendicular to said directional antenna.

10. The directional wireless hotspot device according to claim 9 , wherein the wireless modem is a 3G/4G/LTE/5G modem, the receiving element is a socket, and the local communication element is a Wi-Fi circuit.

11. The directional wireless hotspot device according to claim 9 , further comprising at least one of the following features:

a printed circuit board,

a compass or a magnetometer,

at least one accelerometer,

at least one gyroscope,

a geographical positioning device or a GPS receiver,

a housing,

at least one motor for rotating the directional antenna around an axis substantially perpendicular to an antenna boresight.