A person may be a carrier of a disease, such as Streptococcus in the throat, without exhibiting any symptoms. Depending on the disease, the person may or may not be contagious during the incubation period.During clinical latency, an infection is subclinical. With respect to viral infections, in clinical latency the virus is actively replicating. person may be a carrier of a disease, such as Streptococcus in the throat, without exhibiting any symptoms. Depending on the disease, the person may or may not be contagious during the incubation period.
The first commercial deployment in North America of camera phones was in 2002. The Sprint wireless carriers deployed over 1 million camera phone manufactured by Sanyo and launched by the PictureMail infrastructure (Sha-Mail in English) developed and managed by LightSurf.
In 2002, the first phones with built-in cameras became publicly available, including the Nokia 7650 and the Sanyo SPC-5300. The Nokia phone boasted a large 176x208 pixel colour display, according to a media release at the time. The Sanyo version offered three user-controlled tones, white balance and zoom.