Method, protocol and system for bidirectional communication in a communication system
1 Assignment
0 Petitions
Accused Products
Abstract
Described is a method for data communication in a communication system. The system includes a plurality of communication participants, each participant having a subsystem responsible for communication. A communication participant acts as master of the communication system, the subsystem of the master being operated continuously. The other communication participants act as communication slaves in the communication system. The subsystems of the communication slaves are de-energized, when no communication takes place. Furthermore, a protocol for controlling a bidirectional communication is provided. Establishment of the communication results from a special initial packet, which is transmitted by a communication slave to a communication master. The initial packet is acknowledged by the master with a confirmation packet. This confirmation packet comprises information, whether subsequent communication is required. Moreover, a communication system is provided, comprising a plurality of communication participants each having a respective subsystem responsible for the communication. At least one communication participant is adapted to act as master in the communication system, having a continuously operating subsystem. The other communication participants are adapted to act as communication slaves in the communication system, having subsystems, which are de-energized, when no communication takes place, whereby the communication participants are sensors.
-
Citations
54 Claims
-
1-27. -27. (canceled)
-
28. A method for data communication in a communication system, the system including a plurality of communication participants, each communication participant having a subsystem responsible for communication, the method comprising:
-
acting, by a communication participant, as a communication master of the communication system;
operating continuously the subsystem of the communication master;
acting, by other communication participants, as communication slaves in the communication system; and
when no communication takes place, de-energizing the subsystems of the communications slaves. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
-
-
42. A method for data communication in a communication system, the system including a plurality of communication participants, each participant having a subsystem responsible for communication, the method comprising:
-
acting, by a communication participant, as a communication master of the communication system;
operating continuously the subsystem of the communication master;
acting, by the other communication participants, as communication slaves;
when no communication takes place, de-energizing the communication slaves;
initiating the communication by the communication slave towards the communication master; and
communicating bi-directionally between the communication master and the communication slave of the communication system, wherein the communication participants are sensors.
-
-
43. A protocol for controlling a bidirectional communication, comprising:
-
establishing the communication with a special initial packet transmitted by a communication slave to a communication master; and
acknowledging the initial packet by the communication master with a confirmation packet, wherein the confirmation packet includes information indicative of whether subsequent communication is required. - View Dependent Claims (44, 45)
-
-
46. A protocol for controlling data communication between a plurality of communication participants, comprising:
-
acting, by at least one participant, as a communication master, the communication master having a subsystem responsible for communication;
operating continuously the subsystem of the communication master;
acting, by other participants, as communication slaves, each of the communications slaves having a subsystem responsible for communication;
when no data communication takes place, de-energizing the subsystems of the communication slaves;
activating, by the communication slave, the subsystem responsible for communication;
when the communication slave communicates towards the communication master, maintaining the subsystem responsible for communication active for a duration of an initial communication;
confirming, by the communication master, receipt of the initial communication;
responding, by the communication master, by means of a response packet, the response packet containing information whether a bidirectional connection is required for data communication; and
when the bidirectional connection is required, communicating communication packets between the communication master the communication slave. - View Dependent Claims (47, 48, 49)
-
-
50. A communication system, comprising:
-
a plurality of communication participants, each communication participant having a respective subsystem responsible for communication, at least one communication participant adapted to act as a communication master in the communication system, the communication master having a continuously operating subsystem, other communication participants are adapted to act as communication slaves in the communication system, each of the communication slaves having a subsystem which is de-energized when no communication takes place, wherein the communication participants are sensors. - View Dependent Claims (51, 52, 53, 54)
-
Specification