Apparatus for controlling data transmission timing responsively to a calculated collision ratio

A method of controlling communication in a communication node forming a telecommunications network, comprising the step of calculating a transmission timing in response to a state of a phase changing in an own node to determine a first timing at which the own node transmit data,

• said step of calculating the transmission timing comprising the substeps of:
• changing, in response to receiving a state variable signal, transmitted by a neighboring node and affected by a phase representative of a second timing at which the neighboring node transmits data, a state of a phase of the own node in accordance with a time development rule to calculate a phase;
• monitoring a phase difference of the own node with respect to the neighboring node, and calculating, in response to the phase difference, a ratio of collision on the first and second timings;
• and
• storing time-serially a stress value corresponding to the ratio of collision, and causing, in response to the stored stress value, the time development rule to provide a phase shift with a value of the phase shift made at random to generate a stress response function value.

Communication control apparatus to be included in a communication node forming a telecommunications network, comprising a transmission timing calculator responsive to a state of a phase changing in an own node for determining a first timing at which the own node transmit data,

• wherein said transmission timing calculator comprises:
• a phase calculator operative in response to receiving a state variable signal, transmitted by a neighboring node and affected by a phase representative of a second timing at which the neighboring node transmits data, for changing a state of a phase of the own node in accordance with a time development rule based upon a phase response function;
• a collision ratio calculator for monitoring a phase difference of the own node with respect to the neighboring node, and operative in response to the phase difference for calculating a ratio of collision on the first and second timings;
• and
• a phase response function characteristic determiner operative in response to the ratio of collision for changing a characteristic of the phase response function.

A method of controlling communication in a communication node forming a telecommunications network, comprising the step of calculating a transmission timing in response to a state of a phase changing in an own node to determine a first timing at which the own node transmit data,

• said step of calculating the transmission timing comprising the substeps of:
• changing, in response to receiving a state variable signal, transmitted by a neighboring node and affected by a phase representative of a second timing at which the neighboring node transmits data, a state of a phase of the own node in accordance with a time development rule based upon a phase response function to calculate a phase;
• monitoring a phase difference of the own node with respect to the neighboring node, and calculating, in response to the phase difference, a ratio of collision on the first and second timings;
• and
• changing, in response to the ratio of collision, a characteristic of the phase response function to determine a phase response function characteristic.

A communication node forming a telecommunications network and including communication control apparatus comprising a transmission timing calculator responsive to a state of a phase changing in an own node for determining a first timing at which the own node transmit data,

• wherein said transmission timing calculator comprises:
• a phase calculator operative in response to receiving a state variable signal, transmitted by a neighboring node and affected by a phase representative of a second timing at which the neighboring node transmits data, for changing a state of a phase of the own node in accordance with a time development rule;
• a collision ratio calculator for monitoring a phase difference of the own node with respect to the neighboring node, and operative in response to the phase difference for calculating a ratio of collision on the first and second timings;
• and
• a stress response function value generator for storing time-serially a stress value corresponding to the ratio of collision, and operative in response to the stored stress value for causing the time development rule to provide a phase shift with a value of the phase shift made at random.

A telecommunications system including a plurality of communication nodes, each of the plurality of communication nodes including communication control apparatus comprising a transmission timing calculator responsive to a state of a phase changing in an own node for determining a first timing at which the own node transmit data,

• wherein said transmission timing calculator comprises:
• a phase calculator operative in response to receiving a state variable signal, transmitted by a neighboring node and affected by a phase representative of a second timing at which the neighboring node transmits data, for changing a state of a phase of the own node in accordance with a time development rule;
• a collision ratio calculator for monitoring a phase difference of the own node with respect to the neighboring node, and operative in response to the phase difference for calculating a ratio of collision on the first and second timings;
• and
• a stress response function value generator for storing time-serially a stress value corresponding to the ratio of collision, and operative in response to the stored stress value for causing the time development rule to provide a phase shift with a value of the phase shift made at random.