Abstract: A method for implementing broadcast service and a broadcast service system are provided. The information transmitted may be personalized for a user of a public transportation system. In an embodiment, the method includes transmitting information including at least a calling point identifier. Optionally the information may be transmitted via audio signals. Optionally the information is encrypted during transmission and decrypted upon receipt. Information related to the calling point may be retrieved based on the calling point identifier. The information may be displayed selectively. In an embodiment, position and speed information of the user may be obtained, and the time of arrival at a calling point may be determined. In an embodiment, the broadcast system may alert the user upon arrival at a calling point or in advance.

Abstract: A method for implementing broadcast service and a broadcast service system are provided. The information transmitted may be personalized for a user of a public transportation system. In an embodiment, the method includes transmitting information including at least a calling point identifier. Optionally the information may be transmitted via audio signals. Optionally the information is encrypted during transmission and decrypted upon receipt. Information related to the calling point may be retrieved based on the calling point identifier. The information may be displayed selectively. In an embodiment, position and speed information of the user may be obtained, and the time of arrival at a calling point may be determined. In an embodiment, the broadcast system may alert the user upon arrival at a calling point or in advance.