Video camera and camera system
CA 2076761 A1 · Owner: Saitoh, Haruo · Inventors: Saitoh, Haruo; Hashimoto, Hiroyuki; Ishii, Satoshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Techniques of a video camera or the like which comprises light emission means like a strobe illuminating a foreground object, are disclosed. By controlling an amount of strobe light emission means in accordance with a control signal to an AGC amplifier, an image picked-up signal from the AGC amplifier is regulated at a constant level. A window pattern corresponding to an intended foreground object to be picked up is selected by pattern selecting means or automatically selected by colour temperature information. Accordingly, the level of the image picked-up signal of the foreground object is detected so that the strobe is controlled to effect light emission in accordance with illumination …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed August 25, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 25, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 25, 2014.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.