Abstract: Provided are a method and apparatus for communication connection, an electronic device, and a wireless transmission system. The method includes: determining a time to send an Nth connection request to an Nth slave device in the wireless transmission system, and determining an initial anchor point of an Nth connection link according to a relationship between the time to send the Nth connection request and a time point at which a connection event in a first connection link occurs; and sending the Nth connection request to the Nth slave device so that the Nth connection link is established between the master device and the Nth slave device, wherein there is an identical connection interval between anchor points in each link, and a connection event in each connection interval in each link occupies 1 M of the connection interval.

Abstract: An application installation method of a wearable device is provided. The application installation method of a wearable device includes the steps of: receiving an installation application package from a smart device via a wireless transmission, wherein the installation application package is used for installing an application; parsing the installation application package to obtain an application installation file corresponding to the application; and using the application installation file to install the application on the wearable device.