The invention provides a method and a device for wireless data collection. The method comprises the steps that a network connection request initiated by a user is received; network connection is established according to the network connection request; an associated data set of the user is obtained, wherein the associated data set is an on-line network access data set which is collected in advance and formed by adopting wired equipment and/or wireless equipment through the user via a home gateway access network; and the associated data set is used for generating fondness recommendation data of the user. The method and the device can obtain more sufficient access data, so that actions of the user are analyzed better.