Fax July 1996. A major breakthrough in the development of the modern facsimile system was the result of digital technology, where the analog signal from scanners was digitized and then compressed, resulting in the ability to transmit high rates of data across standard phone lines. The first digital fax machine was the Dacom Rapidfax first sold in late 1960s, which incorporated digital data compression technology developed by Lockheed for transmission of images from satellites. Group 3 and 4 faxes are digital formats, and take advantage of digital compression methods to greatly reduce transmission times. Fax Over IP (FoIP) can transmit and
Junk Fax Prevention Act of 2005 so-called "common carrier" exemption. Under the Junk Fax Prevention Act of 2005, the sender of an unsolicited advertisement sent to a person's fax machine is still liable for a minimum of $500 per page, and damages may also be trebled at the court's discretion upon a finding that the violation was willful or knowing. A "willful" violation is simply one that is "volitional", while a "knowing" violation is one that occurs when the senders actually knew "or should have known" that he was potentially breaking a law, even without specific knowledge of the law. The statute is one of strict