Publisher is the person or site owners who have come together and put AdSense ads on their sites.
The definition of AdSense Ad Units is advertising itself. Ad Units consist of several types and sizes. The most common type of text ads. At the time the visitor clicks an ad unit, then (if valid) the advertiser will get the income in accordance with the CPC values its.
Link Units similar to the Ad Units, except that the format is similar to the usual format of the menu we find in these websites. What distinguishes Link Ad Units by Units is at the user clicks on these ads, so it will be directed on search results pages in Google's search engine. New publisher will earn when visitors click on one ad unit on the page. In practice, Link Units proved to generate more revenue than usual Ad Units.
AdSense for Content
AdSense for Content is installed on the AdSense ads within a page. The ads that appear are the ads that are related to the contents page. Or phrase using contextual concept. Ad Units and Link Units are included in this AdSense for Content.
In the AdSense for Content, advertising does not always appear. Why, among others, could be because it's advertising inventory relating to the contents of the site is up or Google can not predict what the actual site. If this happens, by default, which is displayed is the public service ads or commonly known as PSA (Public Service Ads). Because type of donations, so if clicked, this ad does not produce anything for the publisher. To overcome this, Google allows us to install the Alternate Ads or alternate ad. If Ad Units are made has been set by using the Alternate Ads, so if Ad Units can not be performed, which appears is the alternative ads that have been arranged earlier.
Channels is a sort of label that can be given on Ad Units, Link Units, AdSense for Search, and Referrals. One ad unit can have more than one label, and vice versa, one label can be used for more than one ad unit. In Google AdSense reports page, the report will be grouped based on Channels, which will greatly facilitate the use of Channels publishers to analyze their AdSense performance. Generally, publishers will give the name of Channels on the same ad units on one site. If you want more details, okay to give a different Channels in each ad unit at each site. Remember, the maximum number of Channels allowed currently are 200 channels.
Page Impressions is the number that shows how many times a page that contains the Ad Units opened by visitors. Its value is not affected by the quantity Ad Units that is in the relevant pages.
Clicks is the number of clicks on Ad Units owned by publisher. In the AdSense report pages, publishers can view the total clicks that he can get, and based on Ad Units or patterns.
CTR (clickthrough rate)
CTR is the ratio in percent between the number of clicks received by an Ad Units with a total display the Ad Units. For example, an Ad Units are displayed 40 times and clicked 10 times has a CTR of 25% (10:40).
CPC (Cost Per Click)
The CPC is the amount of money to be earned by the publisher when a particular Ad Units clicked. The CPC value of each Ad Units vary and are determined by many factors, including performance and quality of the site's publisher. But in general, the maximum value possible is 20% of the value of dynamic bids offered by the advertiser.
eCPM (Effective CPM)
eCPM or CPM (Cost Per Million) is the result of the division between the total revenue pages publisher with a number of impressions (per 1000) which he got from advertisements. For example, publishers who produce 50 000 to USD 200 from impressi will have the CPM value of USD 4 (USD 200 divided by 50).