Architecture, method, and program for generating realistic vehicular mobility patterns

A method for simulating vehicular movement comprising the computer implemented steps of:

• receiving at least one input parameter related to simulation topology and at least two input parameters related to simulation vehicles, one of the at least two input parameters being a linear vehicular density;
• generating the simulation topology having a simulation area using the at least one input parameter related to the simulation topology;
• placing a plurality of simulation vehicles within the simulation area at an initial placement using the at least two input parameters related to simulation vehicle and said generated simulation topology;
• determining movement of the plurality of simulation vehicles starting with the initial placement using a plurality of movement models, each of the plurality of simulation vehicles has mobility characteristics generated using the plurality of movement models, when the movement moves a vehicle outside the simulation area, the vehicle re-emerges at a location within the simulation area;
• and
• generating an application specific format for a wireless network simulating program selected from a plurality of mobile wireless network simulating programs for said determined movement, a format for the application specific format for the plurality of simulating programs is stored in a storage device.

A method for simulating vehicular movement using a computer comprising the computer implemented steps of:

• receiving at least one input parameter related to simulation topology and at least two input parameters related to simulation vehicles, one of the at least two input parameters being a linear vehicular density;
• generating the simulation topology having a simulation area using the at least one input parameter related to the simulation topology;
• placing a plurality of simulation vehicles within the simulation area at an initial placement using the at least two input parameters related to simulation vehicle and said generated simulation topology;
• and
• determining movement of the plurality of simulation vehicles starting with the initial placement using a plurality of movement models, each of the plurality of simulation vehicles has mobility characteristics generated using the plurality of movement models, when the movement moves a vehicle outside the simulation area, the vehicle re-emerges at a location within the simulation area;
• wherein the at least one input parameter is selected from a group comprising of a city block dimension, a number of blocks, an active block dimension, a lane width, a number of directions of traffic flow, a number of lanes per direction of traffic flow, a simulation time, traffic light locations and duration of traffic light;
• and
• wherein said generating said simulation topology comprises:
• for each street,
• calculating a street length based upon the city block dimension, the number of blocks, the active block dimension and lane width;
• generating a street index number for said street;
• generating a lane index number for each of the lanes in said street;
• determining lane end points for each of the lanes in said street based upon the lane index number, street index number, street length and the input lane width;
• and
• initializing at least one street and at least one lane data structure for maintaining vehicle order for each of the plurality of simulation vehicles within a street and lane.

A computer readable storage device tangibly embodying a program containing instructions for causing a computer to execute a method for simulating vehicular movement, said method comprising:

• receiving at least one input parameter related to simulation topology and at least two input parameters related to simulation vehicles, one of the at least two input parameters being a linear vehicular density;
• generating the simulation topology having a simulation area using the at least one input parameter related to the simulation topology;
• placing a plurality of simulation vehicles within the simulation area at an initial placement using the at least two input parameters related to simulation vehicle and said generated simulation topology;
• and
• determining movement of the plurality of simulation vehicles starting with the initial placement using a plurality of movement models, each of the plurality of simulation vehicles has mobility characteristics generated using the plurality of movement models, when the movement moves a vehicle outside the simulation area, the vehicle re-emerges at a location within the simulation area;
• wherein the at least one input parameter is selected from a group comprising of a city block dimension, a number of blocks, an active block dimension, a lane width, a number of directions of traffic flow, a number of lanes per direction of traffic flow, a simulation time, traffic light locations and duration of traffic light;
• and
• wherein said generating said simulation topology comprising:
• for each street,
• calculating a street length based upon the city block dimension, the number of blocks, the active block dimension and lane width;
• generating a street index number for said street;
• generating a lane index number for each of the lanes in said street;
• determining lane end points for each of the lanes in said street based upon the lane index number, street index number, street length and the input lane width;
• and
• initializing at least one street and at least one lane data structure for maintaining vehicle order for each of the plurality of simulation vehicles within a street and lane.