Title:
曇りセンサ
Document Type and Number:
Japanese Patent JP4659746
Kind Code:
B2
Abstract:
A measuring device for detecting a humidity and temperature of a surface of a glass pane facing an interior of a vehicle. The measuring device includes at least one humidity sensor and at least one temperature sensor jointly arranged on the surface of the glass pane, an evaluation unit connected downstream of the humidity and temperature sensors, and a signal conversion and linking unit arranged between the humidity and temperature sensors and the evaluation unit. Further, the converting and linking unit generates a rectangular wave-shaped signal having at least two different impulse lengths, each impulse length being a measure of a detected humidity and temperature.
Inventors:
Rutger Anton
Naut Jürgen
Naut Jürgen
Application Number:
JP2006525750A
Publication Date:
March 30, 2011
Filing Date:
September 08, 2004
Export Citation:
Assignee:
Play Gesellschaft Mito Beschlenktel Haftung
International Classes:
G01N27/22; B60H1/00; B60S1/54
Domestic Patent References:
| JP2003202311A | ||||
| JP7020073A | ||||
| JP4186190A | ||||
| JP2045747A | ||||
| JP3078650A | ||||
| JP2151750A |
Attorney, Agent or Firm:
Mitsufumi Esaki
Blacksmith
Blacksmith