Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SUN AZIMUTH SENSOR
Document Type and Number:
WIPO Patent Application WO/2008/037158
Kind Code:
A1
Abstract:
A sun azimuth sensor comprises a housing and a photo detector (200a). A slit allowing sunlight to pass through is provided on the top of the housing. The photo detector includes a first and a second photoelectric detective elements (201,202) in the same shape. The two photoelectric detective elements are made of the same photosensitive base, and are able to respond to the sunlight from the slit respectively and produce an electric signal. There is a given relationship between the output electric signal and the azimuth angle of the solar panel, so that the adjustment precision of the solar panel is improved.

Inventors:
YU SIXIANG (CN)
GUO YUJIAO (CN)
Application Number:
CN2007/001473
Publication Date:
April 03, 2008
Filing Date:
April 29, 2007
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
BEIJING CO CHANCE CO LTD (CN)
YU SIXIANG (CN)
GUO YUJIAO (CN)
International Classes:
F24S50/20; G01C1/00
Foreign References:
CN2636210Y2004-08-25
US6899096B22005-05-31
JP2002310517A2002-10-23
US6465766B12002-10-15
US4484565A1984-11-27
Attorney, Agent or Firm:
INSIGHT INTELLECTUAL PROPERTY LIMITED (Tower A InDo Building, No. 48A ZhichunRoad, Haidian District, Beijing 8, CN)
Download PDF: