Whether they come in the form of Gowalla-style comments, leaving private messages for friends at venues or direct user-to-user communication remains to be seen.

它们是否会以 Gowalla 风格的评论、在地点上给好友留下私人信息，还是直接的用户对用户的交流方式出现还未可知。

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You can use URL parameters communication which does not carry user input data and cookies if the portlets need to transfer user input data.

您可以使用不传输用户输入数据的 URL 参数通信，而如果 portlet 需要传输用户输入数据，您可以使用 cookie。

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Opt-in user -the user chooses to opt-in, but does not like to upload personal communication data.

Opt - in用户—用户选择进入，但不想上传个人通讯数据。

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According to the claims, hearing aids worn by at least two users will work in tandem with a personal computing device to identify user identities, establish a communication link and then swap profiles -- not a list of likes and dislikes, but dynamic audio settings.

ENGADGET: Pair of Apple patent applications set the stage for hearing aid-based social network

Feel has a specialized user interface and touch simulation to enable deep communication.

ENGADGET: Provoke's 2012 concepts head to New York, Nokia hopes nobody notices

This delivers a completely new same-room communication experience to the end-user.

ENGADGET: Fraunhofer releases its 'CD-like' audio codecs to developers, lends a little HiFi to VoIP apps