The two companies will share intellectual property on a "broad range of products and services," including those for certain digital imaging and mobile consumer products.
The agreement marks the latest collaboration among tech giants. In the past weeks, Samsung also reached deals with Google and Ericsson.
The two companies are pretty vague about the terms but take veiled shots at Apple.
Hundreds of patents which secure Microsoft lucrative Android licensing deals have been published by the Chinese government.
Plenty of patents are involved in HEVC, the leading technology contender for compressing 4K video. Several big names still haven't signed up for an effort to ease licensing.
Two more consumer-electronics firms pony up to get rights to Microsoft's patents covering devices running Chrome and Android.
Tesla and Panasonic have reached an agreement on the so-called Gigafactory, a factory for building batteries for future Tesla electric cars.
Sprint's customers can now roam across a dozen partner networks spread all over the country.
A German company claims that the iPhone maker has violated one of its patents related to cellular technology.
Samsung will license Nokia patents for another five years, but the price on that intellectual property will be determined in arbitration.