Patent ID: 8965986
Filing Date: 2015-02-24
Classification: H04L,H04M

Abstract:
1. A method performed by data processing apparatus, the method Comprising: determining to send a message to a user, the user being associated with devices; selecting a user device from among the devices by determining which of the devices was used most recently, including determining the user device of the devices which most recently sent a message to the data processing apparatus; determining a message method from among a plurality of message methods supported by the selected user device based on a preference hierarchy that identifies a first message method of the plurality of message methods for a first period of time during a day and a second message method of the plurality of message methods, different from the first message method, for a second period of time during a day, different from the first period of time; obtaining an identifier associated with the user and the message method; and sending the message to the device using the message method and the identifier.