[U] Interactive Marketing Glossary
UMTS (UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM) – broadband, packet-based wireless transmission of text, digitized voice, video, and multimedia at data rates up to and possibly higher than 2 megabits per second, offering a set of services to mobile computer and phone users. See 3G
UNDUPLICATED AUDIENCE – the number of unique individuals exposed to a specified domain, page or ad in a specified time period.
UNIQUE DEVICE- An unduplicating computing device that is used to access Internet content or advertising during a measurement period. A count of unduplicated devices necessarily accounts for multiple browser usage on an individual computer or other computing device. Unique Browser- An identified and unduplicated Cookied Browser that accesses Internet content or advertising during a measurement period. This definition requires taking account for the potentially inflationary impact of cookie deletion among certain of the cookied browsers that access Internet content. Unique Cookie- A count of unique identifiers…that represents unduplicated instances of Internet activity (generally visits) to Internet content or advertising during a measurement period.
UNIQUE USER – A specific mobile subscriber. Every mobile subscriber has some sort of alpha and/or numeric code (not personal subscriber data like name or phone number) that is sent with each advertisement request. These unique identifiers are used to determine how many “unique users” view each ad. unique individual or browser which has either accessed a site (see unique visitor) or which has been served unique content and/or ads such as e-mail, newsletters, interstitials and pop-under ads. Unique users can be identified by user registration or cookies. Reported unique users should filter out bots.
UNIVERSAL MOBILE TELECOMMUNICATIONS SYSTEM (UMTS ) (3G, 3GSM ) – The European term for one of the third generation wireless services.
UNIVERSE – total population of audience being measured.
UNRESOLVED IP ADDRESSES – IP addresses that do not identify their 1st or 2nd level domain. Unresolved IP addresses should be aggregated and reported as such. See also domain.
UNSOLICITED MESSAGES – Commercial SMS or MMS messages sent to subscribers without seeking prior approval.
UNSUBSCRIBE – Process of opting out of a mobile subscription service/application.
UPLOAD – to send data from a computer to a network. An example of uploading data is sending e-mail.
URL (UNIFORM RESOURCE LOCATOR) – the unique identifying address of any particular page on the Web. It contains all the information required to locate a resource, including its protocol (usually HTTP), server domain name (or IP address), file path (directory and name) and format (usually HTML or CGI).
URL TAGGING – the process of embedding unique identifiers into URLs contained in HTML content. These identifiers are recognized by Web servers on subsequent browser requests. Identifying visitors through information in the URLs should also allow for an acceptable calculation of visits, if caching is avoided.
USENET – Internet bulletin-board application.
USER – an individual with access to the World Wide Web.
USER AGENT STRING – a field in a server log file which identifies the specific browser software and computer operating system making the request.
USER CENTRIC MEASUREMENT – Web audience measurement based on the behavior of a sample of Web users.
USER REGISTRATION – information contributed by an individual which usually includes characteristics such as the person’s age, gender, zip code and often much more. A site‘s registration system is usually based on an ID code or password to allow the site to determine the number of unique visitors and to track a visitor’s behavior within that site.