Invention Grant
- Patent Title: Projection device management system
- Patent Title (中): 投影设备管理系统
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Application No.: US13934983Application Date: 2013-07-03
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Publication No.: US09134594B2Publication Date: 2015-09-15
- Inventor: Hwan Chul Kim , Su Ryeon Kang
- Applicant: CJ CGV CO., LTD.
- Applicant Address: KR Seoul
- Assignee: CJ CGV CO., LTD
- Current Assignee: CJ CGV CO., LTD
- Current Assignee Address: KR Seoul
- Agency: LRK Patent Law Firm
- Priority: KR10-2012-0076100 20120712; KR10-2012-0130111 20121116
- Main IPC: G03B21/26
- IPC: G03B21/26 ; G03B37/04 ; H04N9/31 ; G03B21/16 ; G03B21/14 ; E04H3/22 ; G03B21/20 ; G03B21/56
Abstract:
The present invention provides a projection device management system including two or more projection devices which project images on a projection surface; and a management device which corrects the image projected by each projection device based on information on each projection device and manages information for maintenance of each projection device, the two or more projection devices being installed in the same theater.
Public/Granted literature
- US20140016101A1 PROJECTION DEVICE MANAGEMENT SYSTEM Public/Granted day:2014-01-16
Information query
