IP Library Granted Patent US 11,956,731
Granted Patent B2
US 11,956,731 · App. 17/646,145 · Granted Apr 9, 2024

Electronic tilt coverage

Inventors: Atul Singh Rajpoot (Madhya Pradesh, IN); Sudeep Kumar Jain (Madhya Pradesh, IN); Durgesh Rathore (Madhya Pradesh, IN); Dharambir Bharti (Madhya Pradesh, IN)
Assignee: RAKUTEN SYMPHONY SINGAPORE PTE. LTD.
H04W52/241H04B7/0617H04B17/318H04B17/382H04L5/006H04L5/0066H04L5/0073H04W48/16H04W52/228H04W72/0473H04W72/046
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Quick Facts
Patent No.
US 11,956,731
App. No.
17/646,145
Granted
Apr 9, 2024
Kind
B2
Abstract

A booming cell start distance and recommended electronic tilt is identified by retrieving a list of cells served by a first base station. A plurality of grids is generated from the first base station to a predetermined threshold distance. A plurality of selected grids is identified between an acceptable coverage limit and a threshold distance. An evaluation is made regarding whether the first base station is not the dominant cell in each of the selected grids based. The number of grids where the first base station is not the dominant cell site is determined based on a dominant carrier threshold. A column of grids where the first base station is no longer the dominant cell site is determined based on the dominant carrier threshold. A bad booming distance of the cell is determined based on the distance from the first base station and the determined column of grids.

Claims (100)

1. A computer-readable medium including instructions executable by a computer to perform operations comprising:

retrieving a list of cells that are served by a first base station from a site database that includes a predetermined threshold of geo-located samples that are beyond a good coverage limit;

generating a plurality of girds from the first base station to a predetermined threshold distance in the direction of the azimuth of the first base station;

identifying a plurality of selected grids that are between an acceptable coverage limit and the predetermined threshold distance from the plurality of grids;

determining an average reference signal received power from the first base station in a cell site located within each of the plurality of selected grids;

determining a median grid level reference signal received power for cell sites from base stations that are received at each of the plurality of selected gird;

evaluating whether the first base station is not a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal;

determining a count of grids in the plurality of selected grids where the first base station is not a dominant cell site based on a dominant carrier threshold;

determining a column of grids where the first base station is no longer a dominant cell site based on the dominant carrier threshold;

determining a bad booming distance based on the distance from the first base station and the determined column of girds;

determining a second column of grids where the first base station is no longer a dominant cell site based on a booming start threshold; and

marking the determined column of grids as the booming start distance.

2. The computer-readable medium of claim 1 , wherein the instructions executable by the computer are configured to cause the computer to:

determine a recommended electronic tilt reduction based on at least one of an above mean sea level antenna height, an above mean sea level receiver height, a good coverage limit, and a booming end distance.

3. The computer-readable medium of claim 1 , wherein to evaluate whether the first base station is not a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal, wherein the instructions executable by the computer are configured to cause the computer to:

determine whether the average reference signal received power is less than the median reference signal received power based on an acceptable threshold difference; and

based on the determination that the average reference signal received power is greater, the first base station is identified as a dominant cell.

4. The computer-readable medium of claim 1 , wherein the instructions executable by the computer are configured to cause the computer to determine whether the base station is no longer a dominant cell site based on a the dominant carrier threshold of seventy percent.

5. The computer-readable medium of claim 1 , wherein to determine a list of cells that exceed the predetermined threshold of geo-located samples that are beyond the cell range, the instructions executable by the computer are configured to cause the computer to:

retrieve data about an on-air base station from the site database;

retrieve a timing advance distribution key performance indicator data for a cell site served by the on-air base station;

determine a count of configured gaps for the cell site in the timing advance distribution key performance indicator data;

determine a count of booming samples that lie beyond the configured count of gaps for the cell site based on the timing advance distribution key performance indicator data;

determine a sum of the timing advance distribution key performance indicator data available for the cell site; and

determine a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

6. The computer-readable medium of claim 1 , wherein to determine a list of cells that exceed the predetermined threshold of geo-located samples that are beyond the cell range, the instructions executable by the computer are configured to cause the computer to:

retrieve data about an on-air base station that is not a sustained booming cell site from the site database;

retrieve a timing advance distribution (TAD) key performance indicator data for a cell site served by the on-air base station;

determine a cell range for the on-air base station based on an automated cell range algorithm;

determine a count of booming samples that lie beyond the cell range for the cell site based on the timing advance distribution key performance indicator data;

determine a sum of the timing advance distribution key performance indicator data available for the cell site; and

determine a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

7. A method comprising:

retrieving a list of cells that are served by a first base station from a site database that includes a predetermined threshold of geo-located samples that are beyond a good coverage limit;

generating a plurality of girds from the first base station to a predetermined threshold distance in the direction of the azimuth of the first base station;

identifying a plurality of selected grids that are between an acceptable coverage limit and the predetermined threshold distance from the plurality of grids;

determining an average reference signal received power from the first base station in a cell site located within each of the plurality of selected grids;

determining a median grid level reference signal received power for cell sites from base stations that are received at each of the plurality of selected gird;

evaluating whether the first base station is not a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal;

determining a count of grids in the plurality of selected grids where the first base station is not a dominant cell site based on a dominant carrier threshold;

determining a column of grids where the first base station is no longer a dominant cell site based on the dominant carrier threshold;

determining a bad booming distance based on the distance from the first base station and the determined column of girds;

determining a second column of grids where the first base station is no longer a dominant cell site based on a booming start threshold; and

marking the determined column of grids as the booming start distance.

8. The method of claim 7 , comprising:

determining a recommended electronic tilt reduction based on at least one of an above mean sea level antenna height, an above mean sea level receiver height, a good coverage limit, and a booming end distance.

9. The method of claim 7 , comprising:

determining whether the average reference signal received power is less than the median reference signal received power based on an acceptable threshold difference; and

based on the determination that the average reference signal received power is greater, the first base station is identified as a dominant cell.

10. The method of claim 7 , wherein the dominant carrier threshold is seventy percent.

11. The method of claim 7 , wherein to determine a list of cells that exceed a predetermined threshold of geo-located samples that are beyond the cell range, the method comprises:

retrieving data about an on-air base station from the site database;

retrieving a timing advance distribution (TAD) key performance indicator data for a cell site served by the on-air base station;

determining a count of configured gaps for the cell site in the timing advance distribution key performance indicator data;

determining a count of booming samples that lie beyond the configured count of gaps for the cell site based on the timing advance distribution key performance indicator data;

determining a sum of the timing advance distribution key performance indicator data available for the cell site; and

determining a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

12. The method of claim 7 , comprises:

retrieving an on-air base station that is not a sustained booming cell site from the site database;

retrieving a timing advance distribution (TAD) key performance indicator data for a cell site served by the on-air base station;

determining a cell range for the on-air base station based on an automated cell range algorithm;

determining a count of booming samples that lie beyond the cell range for the cell site based on the timing advance distribution key performance indicator data;

determining a sum of the timing advance distribution key performance indicator data available for the cell site; and

determining a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

13. The method of claim 7 , wherein to evaluate whether the first base station is a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal, the method comprises:

determining whether the average reference signal received power is greater than the median reference signal received power based on an acceptable threshold difference; and

based on the determination that the average reference signal received power is greater, the first base station is identified as a dominant cell.

14. The method of claim 7 , wherein to determine a list of cells that exceed a predetermined threshold of geo-located samples that are beyond the cell range, the method comprises:

retrieving data about an on-air base station from the site database;

retrieving a timing advance distribution key performance indicator data for a cell site served by the on-air base station;

determining a count of configured gaps for the cell site in the timing advance distribution key performance indicator data;

determine a count of booming samples that lie beyond the configured count of gaps for the cell site based on the timing advance distribution key performance indicator data;

determining a sum of the timing advance distribution key performance indicator data available for the cell site; and

determining a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

15. The method of claim 7 , wherein to determine a list of cells that exceed a predetermined threshold of geo-located samples that are beyond the cell range, the method comprises:

retrieving data an on-air base station that is not a sustained booming cell site from the site database;

retrieving a timing advance distribution key performance indicator data for a cell site served by the on-air base station;

determining a cell range for the on-air base station based on an automated cell range algorithm;

determining a count of booming samples that lie beyond the cell range for the cell site based on the timing advance distribution key performance indicator data;

determining a sum of the timing advance distribution key performance indicator data available for the cell site; and

determining a percentage of booming cells based on the count of booming samples and the sum of the timing advance distribution key performance indicator.

16. A system comprising:

a controller including circuitry configured to:

retrieve a list of cells that are served by a first base station from a site database that includes a predetermined threshold of geo-located samples that are beyond a good coverage limit;

generate a plurality of girds from the first base station to a predetermined threshold distance in the direction of the azimuth of the first base station;

identify a plurality of selected grids that are between an acceptable coverage limit and the predetermined threshold distance from the plurality of grids;

determine an average reference signal received power from the first base station in a cell site located within each of the plurality of selected grids;

determine a median grid level reference signal received power for cell sites from base stations that are received at each of the plurality of selected gird;

evaluate whether the first base station is not a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal;

determine a count of grids in the plurality of selected grids where the first base station is not a dominant cell site based on a dominant carrier threshold;

determine a column of grids where the first base station is no longer a dominant cell site based on the dominant carrier threshold;

determine a bad booming distance based on the distance from the first base station and the determined column of girds;

determine a second column of grids where the first base station is no longer a dominant cell site based on a booming start threshold; and

mark the determined column of grids as the booming start distance.

17. The system of claim 16 , wherein the controller is configured to:

determine a recommended electronic tilt reduction based on at least one of an above mean sea level antenna height, an above mean sea level receiver height, a good coverage limit, and a booming end distance.

18. The system of claim 16 , wherein to evaluate whether the first base station is not a dominant cell in each of the plurality of selected grids based on the average reference signal received power and the median grid level reference signal, the controller is configured to:

determine whether the average reference signal received power is less than the median reference signal received power based on an acceptable threshold difference; and

based on the determination that the average reference signal received power is greater, identify the first base station as a dominant cell.

19. The system of claim 16 , wherein the dominant carrier threshold is seventy percent.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 12, 2024
From: RAKUTEN SYMPHONY SINGAPORE PTE. LTD.
To: RAKUTEN SYMPHONY, INC.
Reel/Frame 067971/0181 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 7, 2022
From: RAJPOOT, ATUL SINGH; JAIN, SUDEEP KUMAR; RATHORE, DURGESH; BHARTI, DHARAMBIR
To: RAKUTEN SYMPHONY SINGAPORE PTE. LTD.
Reel/Frame 059179/0950 →
Continuity (1)
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