Safety system and method using a safety system

A method using a safety system for localizing at least one spatially variable object, having at least one control and evaluation unit, and having at least one radio location system,

• having at least one spatially resolving sensor for the detection of at least one object in a detection zone of the spatially resolving sensor,
• wherein the radio location system has at least three arranged radio stations;
• wherein at least one radio transponder is arranged at the object;
• wherein position data of the at least one radio transponder and thus position data of the object are determined by means of the radio location system;
• wherein the position data are transmitted from the radio stations of the radio location system to the control and evaluation unit,
• wherein the control and evaluation unit cyclically detects the position data of the at least one radio transponder,
• and information on the object in the detection zone is determined by means of the spatially resolving sensor;
• wherein the information on the object in the detection zone is transmitted from the spatially resolving sensor to the control and evaluation unit;
• wherein the control and evaluation unit evaluates the position data of the radio location system and the information of the spatially resolving sensor;
• and
• wherein bidirectional radio communication is provided between the radio stations and the at least one radio transponder,
• characterized in that each radio transponder, from the at least one radio transponder, has safety signal outputs;
• and that each radio transponder, from the at least one radio transponder, has safety signal inputs,
• wherein the control and evaluation unit is configured to compare the position data of the radio location system and the information of the spatially resolving sensor and, on an agreement, to permit the at least one object having the at least one radio transponder in a protected field of the spatially resolving sensor and not to output any object determination signal, whereby a movable machine is in an active state.

A safety system for localizing at least one spatially variable object, having at least one control and evaluation unit, and having at least one radio location system,

• having at least one spatially resolving sensor for the detection of at least one object in a detection zone of the spatially resolving sensor,
• wherein the radio location system has at least three arranged radio stations;
• wherein at least one radio transponder is arranged at the at least one object;
• wherein position data of the at least one radio transponder and thus position data of the at least one object is determined by means of the radio location system;
• wherein the position data is transmitted from the radio stations of the radio location system to the control and evaluation unit;
• wherein the control and evaluation unit is configured to cyclically detect the position data of the at least one radio transponder,
• and information on the at least one object in the detection zone is determined by means of the spatially resolving sensor;
• wherein the information on the at least one object is transmitted from the spatially resolving sensor to the control and evaluation unit;
• wherein the control and evaluation unit is configured to evaluate the position data of the radio location system and the information data of the spatially resolving sensor;
• and
• wherein bidirectional radio communication is provided between the radio stations and the at least one radio transponder,
• characterized in that each radio transponder, from among the at least one radio transponder, has safety signal outputs;
• and that each radio transponder, from among the at least one radio transponder, has safety signal inputs,
• wherein the control and evaluation unit is configured to compare the position data of the radio location system and the information of the sensor and, on an agreement, to increase a safety level of the safety system and, on no agreement, to lower the safety level of the safety system.

A safety system for localizing at least one spatially variable object, having at least one control and evaluation unit, and having at least one radio location system,

• having at least one spatially resolving sensor for the detection of at least one object in a detection zone of the spatially resolving sensor,
• wherein the radio location system has at least three arranged radio stations;
• wherein at least one radio transponder is arranged at the at least one object;
• wherein position data of the at least one radio transponder and thus position data of the at least one object is determined by means of the radio location system;
• wherein the position data is transmitted from the radio stations of the radio location system to the control and evaluation unit;
• wherein the control and evaluation unit is configured to cyclically detect the position data of the at least one radio transponder,
• and information on the at least one object in the detection zone is determined by means of the spatially resolving sensor;
• wherein the information on the at least one object is transmitted from the spatially resolving sensor to the control and evaluation unit;
• wherein the control and evaluation unit is configured to evaluate the position data of the radio location system and the information data of the spatially resolving sensor;
• and
• wherein bidirectional radio communication is provided between the radio stations and the at least one radio transponder,
• characterized in that each radio transponder, from among the at least one radio transponder, has safety signal outputs;
• and that each radio transponder, from among the at least one radio transponder, has safety signal inputs,
• wherein the control and evaluation unit is configured to compare the position data of the radio location system and the information of the spatially resolving sensor and, if no position data of the radio location system are available, the control and evaluation unit is configured to set the spatially resolving sensor into unrestricted operation with non-reduced detection capability.

A method using a safety system for localizing at least one spatially variable object, having at least one control and evaluation unit, and having at least one radio location system,

• having at least one spatially resolving sensor for the detection of at least one object in a detection zone of the spatially resolving sensor,
• wherein the radio location system has at least three arranged radio stations;
• wherein at least one radio transponder is arranged at the object;
• wherein position data of the at least one radio transponder and thus position data of the object are determined by means of the radio location system;
• wherein the position data are transmitted from the radio stations of the radio location system to the control and evaluation unit,
• wherein the control and evaluation unit cyclically detects the position data of the at least one radio transponder,
• and information on the object in the detection zone is determined by means of the spatially resolving sensor;
• wherein the information on the object in the detection zone is transmitted from the spatially resolving sensor to the control and evaluation unit;
• wherein the control and evaluation unit evaluates the position data of the radio location system and the information of the spatially resolving sensor;
• and
• wherein bidirectional radio communication is provided between the radio stations and the at least one radio transponder,
• characterized in that each radio transponder, from the at least one radio transponder, has safety signal outputs;
• and that each radio transponder, from the at least one radio transponder, has safety signal inputs,
• wherein the control and evaluation unit is configured to compare the position data of the radio location system and the information of the sensor and, on an agreement, to increase a safety level of the safety system and, on no agreement, to lower the safety level of the safety system.

A method using a safety system for localizing at least one spatially variable object, having at least one control and evaluation unit, and having at least one radio location system,

• having at least one spatially resolving sensor for the detection of at least one object in a detection zone of the spatially resolving sensor,
• wherein the radio location system has at least three arranged radio stations;
• wherein at least one radio transponder is arranged at the object;
• wherein position data of the at least one radio transponder and thus position data of the object are determined by means of the radio location system;
• wherein the position data are transmitted from the radio stations of the radio location system to the control and evaluation unit,
• wherein the control and evaluation unit cyclically detects the position data of the at least one radio transponder,
• and information on the object in the detection zone is determined by means of the spatially resolving sensor;
• wherein the information on the object in the detection zone is transmitted from the spatially resolving sensor to the control and evaluation unit;
• wherein the control and evaluation unit evaluates the position data of the radio location system and the information of the spatially resolving sensor;
• and
• wherein bidirectional radio communication is provided between the radio stations and the at least one radio transponder,
• characterized in that each radio transponder, from the at least one radio transponder, has safety signal outputs;
• and that each radio transponder, from the at least one radio transponder, has safety signal inputs,
• wherein the control and evaluation unit is configured to compare the position data of the radio location system and the information of the spatially resolving sensor and, if no position data of the radio location system are available, the control and evaluation unit is configured to set the spatially resolving sensor into unrestricted operation with non-reduced detection capability.