"frozen on screen" is correct and usable in written English.
You can use it to describe a visual image that remains still or unchanged. For example, "The image of a snow-covered landscape remained frozen on screen for several minutes."
"I like the sadder one," Tarantino said, looking affectionately at Michael Madsen's morose face frozen on the screen.
— As Craig Brown watched President Obama's news conference on Wednesday night on his TiVo-equipped television, he kept hitting the pause button so he could throw questions at the image frozen on the screen.
Numerous times during Clinton's peroration, which eventually drew to a close just before eleven-thirty, the machine appeared to have conked out, the same words frozen on the screen.
It ends with the figure of Anaya sitting in a chair beside a small television in which a kiss is frozen on the screen.
Optimal ultrasonograms were frozen on the screen and various variables were measured in both planes using the electronic cursors.
Optimal colour flow and spectral curve images were frozen on the screen to determine the maximum, minimum and mean blood flow velocities and the blood flow volume during a measurement period of 2 min. The program StatView 5.1 (SAS Institute Inc., Cary, NC) was used for statistical calculations.
In order to perform this measurement, the image of the valleculae after the first swallowing of each one of the tested volumes and consistencies is frozen on the computer screen.
Ms. Eisler bases her sensuously painted canvases on photographs of movie video frames frozen on her television screen.
Authorial sleights of hand allowed by moving pictures – all that visual background to hide details in; the fleeting blink-and-miss-it nature of the medium itself – cannot be replicated in prose fiction, where there is no background beyond the flat surface of the words, and where those words stay frozen on their paper screen allowing for examination.
Mr. Davis, a rapt New Yorker and acolyte of city-centric films and actors -- Al Pacino's star turn from "Dog Day Afternoon" is frozen on the computer screen behind him -- admits his documentary is a bit of "a valentine to New York, but not a Hallmark valentine".
