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A method for monitoring the movement of an individual in and around buildings, rooms and like areas. A transponder is arranged for coaction with an active antenna which is connected to a surveillance center either directly or indirectly, and the individual carries on his/her person either a transpon

A method for monitoring the movement of an individual in and around buildings, rooms and like areas. A transponder is arranged for coaction with an active antenna which is connected to a surveillance center either directly or indirectly, and the individual carries on his/her person either a transponder or an antenna, or one or more antennas or a plurality of transponders are placed in or around the building under surveillance.

대표청구항 ▼

A method for monitoring the movement of an individual in and around buildings, rooms and like areas. A transponder is arranged for coaction with an active antenna which is connected to a surveillance center either directly or indirectly, and the individual carries on his/her person either a transpon

A method for monitoring the movement of an individual in and around buildings, rooms and like areas. A transponder is arranged for coaction with an active antenna which is connected to a surveillance center either directly or indirectly, and the individual carries on his/her person either a transponder or an antenna, or one or more antennas or a plurality of transponders are placed in or around the building under surveillance. device is allowed. 2. A battery operated apparatus according to claim 1 wherein: the means for determining if charging the rechargeable battery using the electrical power supply of the external electronic device is allowed uses the received data or control signals as a basis for the determination. 3. A battery operated apparatus according to claim 2, comprising: a switch operable to disconnect the charging circuit from the electrical power supply. 4. A battery operated apparatus according to claim 3, wherein: the at least one conductor comprises a universal serial bus port. 5. A battery operated apparatus according to claim 2, wherein: the at least one conductor comprises a universal serial bus port. 6. A battery operated apparatus to claim 1, comprising: the user input is a user interface for receiving the user command; and wherein the means for determining if charging the rechargeable battery using the electrical power supply of the external electronic device is allowed uses the user interface during the determination if charging is allowed. 7. A battery operated apparatus according to claim 6, comprising: a switch operable to disconnect the charging circuit from the electrical power supply. 8. A battery operated apparatus according to claim 7, wherein: the at least one conductor comprises a universal serial bus port. 9. A battery operated apparatus according to claim 6, wherein: the at least one conductor comprises a universal serial bus port. 10. A battery operated apparatus according to claim 1, wherein: the at least one conductor comprises at least one electrical power line conductor and the received electrical power is derived from the external electronic device through the at least one electrical power line conductor and the charging of the battery with the received electrical power is derived from the at least one electrical power line conductor. 11. A battery operated apparatus according to claim 10, wherein: the charging circuit comprises a connector which provides an electrical connection with the electrical power supply. 12. A battery operated apparatus according to claim 11, comprising: a switch operable to disconnect the charging circuit from the electrical power supply. 13. A battery operated apparatus according to claim 12, wherein: the at least one conductor comprises a universal serial bus port. 14. A battery operated apparatus according to claim 11, wherein: the at least one conductor comprises a universal serial bus port. 15. A battery operated apparatus according to claim 10, comprising: a switch operable to disconnect the charging circuit from the electrical power supply. 16. A battery operated apparatus according to claim 15, wherein: the at least one conductor comprises a universal serial bus port. 17. A battery operated apparatus according to claim 10, wherein: the at least one conductor comprises a universal serial bus port. 18. A battery operated apparatus according to claim 1, comprising: a switch operable to disconnect the charging circuit from the electrical power supply. 19. A battery operated apparatus according to claim 18, wherein: the at least one conductor comprises a universal serial bus port. 20. A battery operated apparatus according to claim 1, wherein: the at least one conductor comprises a universal serial bus port. 21. A battery powered apparatus comprising: a charging circuit for charging a rechargeable battery; a processor which controls the battery operated apparatus and communicates with an external electronic device including an electrical power supply; at least one conductor for connection to the external electronic device which conducts data or control signals from the external electronic device when the charging circuit is charging the rechargeable battery; and wherein the charging circuit derives electrical power from the data or control signals conducted on the at le