High speed handovers in a wireless network

A method of managing wireless network components, the wireless network components including one or more small cells and one or more macro cells, the method comprising:

• transmitting information for managing a handover trigger parameter, wherein the handover trigger parameter is utilized by user equipment to transmit handover requests to one or more cells;
• obtaining handover requests from the user equipment, the handover requests transmitted based, at least in part, on the transmitted information for generating the handover request, wherein the handover trigger parameter is different for the one or more small cells than for the one or more macro cells;
• determining a value of the handover trigger parameter based, at least in part, on a frequency of a handover success rate of the one or more small cells, coverage of the one or more small cells, and a scaling factor, wherein:
• the scaling factor is based at least in part on an user equipment speed information in at least one of the one or more small cells or in at least one of the one or more macro cells, and
• the user equipment speed information is based at least in part on an averaging coefficient associated with the one or more small cells or one or more macro cells, a distance of coverage of the user equipment in the one or more small cells or one or more macro cells, and a duration the user equipment is within the one or more small cells or one or more macro cells;
• and
• increasing the value of the handover trigger parameter, by a predetermined amount, based at least in part on a handover distribution parameter exceeding a predetermined threshold.

A method of managing wireless network components, the wireless network components comprising a set of cells including one or more small cells and one or more macro cells, the method comprising:

• transmitting information for managing a handover trigger parameter, wherein the handover trigger parameter is utilized by user equipment to transmit handover requests to one or more cells in the set of cells;
• obtaining handover requests transmitted by user equipment, wherein the handover requests correspond to a handover request to one or more small cells from one or more macro cells;
• managing handovers between the one or more small cells and the one or more macro cells based, at least in part, on user equipment speed information, wherein the user equipment speed information is based at least in part on an averaging coefficient associated with the one or more small cells or one or more macro cells, a distance of coverage of the user equipment in the one or more small cells or one or more macro cells, and a duration the user equipment is within the one or more small cells or one or more macro cells;
• processing the handover requests based, at least in part, on a probability of an alternative macro cell coverage that satisfies a threshold, wherein:
• the alternative macro cell coverage is based at least in part on reference signal received power information or reference signal receiving quality information transmitted from the alternative macro cell to the user equipment;
• obtaining power information for at least one adjacent macro cell, the power information corresponding to anticipated macro cell power levels;
• determining whether the power information is above a threshold;
• and
• enabling handover request blocking if the power information exceeds a threshold.

A method of managing wireless network components, the wireless network components comprising a set of cells including one or more small cells and one or more macro cells, the method comprising:

• obtaining handover requests transmitted by user equipment, wherein the handover request corresponds to a handover request to a small cell of the one or more small cells, the handover request based on a handover trigger parameter transmitted to the user equipment and evaluated prior to transmitting a handover request;
• managing handovers between the small cell and a macro cell of the one or more macro cells based, at least in part, on user equipment speed information, wherein the user equipment speed information is based at least in part on an averaging coefficient associated with the small cell or macro cell, a distance of coverage of the user equipment in the small cell or macro cell, and a duration the user equipment is within the small cell or macro cell;
• obtaining performance information for at least one adjacent macro cell, the performance information corresponding to network level statistics comprising handover performance of the at least one adjacent macro cell, wherein the performance information comprises a probability of a coverage, associated with the at least one adjacent macro cell, that satisfies a threshold, wherein:
• an alternative macro cell coverage is based at least in part on reference signal received power information or reference signal receiving quality information transmitted from the alternative macro cell to the user equipment;
• determining whether the performance information is above a threshold;
• and
• enabling high speed handover request blocking if the performance information exceeds a threshold.

A system comprising:

• a set of cells for communication with user equipment in accordance with wireless air interface standards, wherein at least a portion of the cells are characterized as small cells and wherein at least a portion of the cells are characterized as macro cells;
• a management component for managing handovers between user equipment and the set of cells, implemented on a computing system including one or more processors and memory, the management component operable to:
• transmit information for managing a handover trigger parameter, wherein the handover trigger parameter is utilized by user equipment to transmit handover requests to one or more cells in the set of cells;
• obtain handover requests transmitted by user equipment, the handover requests transmitted based, at least in part, on the transmitted information for generating the handover request;
• if the handover requests correspond to a handover request to a small cell, process the handover requests based, at least in part, on a probability of an alternative macro cell coverage that satisfies a threshold, wherein:
• the macro cell coverage is based at least in part on reference signal received power information or reference signal receiving quality information transmitted from the alternative macro cell to the user equipment;
• manage handovers between a small cell and a macro cell based, at least in part, on user equipment speed information, wherein the speed information is based at least in part on an averaging coefficient associated with the small cell or macro cell, a distance of coverage of the user equipment in the small cell or macro cell, and a duration the user equipment is within the small cell or macro cell;
• and
• determining a value of the handover trigger parameter based, at least in part, on a frequency of the handover requests transmitted by the user equipment.