Abstract: A method for performing network control in a wireless communications system and associated apparatus are provided. The method may include: carrying a set of link information in a preamble of a first data transmission frame transmitted from the first network device to a second network device, wherein the set of link information may include at least one indication among the following indications: a destination device indication, a device assignment indication and a transmission power control indication; wherein a third network device is arranged to monitor wireless transmission in the wireless communications system to obtain the set of link information from the first data transmission frame, and determine spatial reuse (SR) transmission availability of the third network device based on the set of link information.

Abstract: The present invention relates to an arrangement for adapting a portable computer or notebook computer to an environment or an application in which no object is available for supporting the portable computer or notebook computer for a user to use. It is featured by comprising: a hanging unit to be coupled to the portable computer (may be or not be a notebook computer) and hanged on the part of a user' body which is above the shoulder of the user; and a propping unit for separating the portable computer from a part of the user's body which is under the shoulder of the user.