JPH0174654U - - Google Patents

Info

Publication number

JPH0174654U

JPH0174654U JP1987170146U JP17014687U JPH0174654U JP H0174654 U JPH0174654 U JP H0174654U JP 1987170146 U JP1987170146 U JP 1987170146U JP 17014687 U JP17014687 U JP 17014687U JP H0174654 U JPH0174654 U JP H0174654U

Authority

JP

Japan

Prior art keywords

ambient illuminance

light emitting

telephone device

emitting body

detection means

Prior art date

1987-11-09

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000005286 illumination Methods 0.000 claims description 2
• 238000001514 detection method Methods 0.000 claims 2
• 238000010586 diagram Methods 0.000 description 4
• 238000006243 chemical reaction Methods 0.000 description 3
• 239000004973 liquid crystal related substance Substances 0.000 description 1

Cited By (3)