DE9005176U1 - - Google Patents
Info
- Publication number
- DE9005176U1 DE9005176U1 DE9005176U DE9005176U DE9005176U1 DE 9005176 U1 DE9005176 U1 DE 9005176U1 DE 9005176 U DE9005176 U DE 9005176U DE 9005176 U DE9005176 U DE 9005176U DE 9005176 U1 DE9005176 U1 DE 9005176U1
- Authority
- DE
- Germany
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
- H04N7/186—Video door telephones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9005176U DE9005176U1 (en) | 1990-05-07 | 1990-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9005176U DE9005176U1 (en) | 1990-05-07 | 1990-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9005176U1 true DE9005176U1 (en) | 1990-08-09 |
Family
ID=6853575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9005176U Expired - Lifetime DE9005176U1 (en) | 1990-05-07 | 1990-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE9005176U1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0505913A1 (en) * | 1991-03-19 | 1992-09-30 | BITRON VIDEO S.r.l. | System of audio and/or video intercom equipments for buildings |
| DE4111688C1 (en) * | 1991-04-10 | 1992-11-05 | A. Grothe & Soehne Kg, 5000 Koeln, De | |
| WO2005029830A1 (en) * | 2003-09-02 | 2005-03-31 | Ritto Gmbh & Co.Kg | Modular door station for a door intercom, comprising a transparent material for the name plates and the camera |
| DE102006033133B3 (en) * | 2006-07-18 | 2007-09-06 | Abb Patent Gmbh | Device for coverage of persons by a camera e.g. door entry video intercom system, has temperature sensors, which detects thermal radiation within entire coverage area of camera |
-
1990
- 1990-05-07 DE DE9005176U patent/DE9005176U1/de not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0505913A1 (en) * | 1991-03-19 | 1992-09-30 | BITRON VIDEO S.r.l. | System of audio and/or video intercom equipments for buildings |
| DE4111688C1 (en) * | 1991-04-10 | 1992-11-05 | A. Grothe & Soehne Kg, 5000 Koeln, De | |
| WO2005029830A1 (en) * | 2003-09-02 | 2005-03-31 | Ritto Gmbh & Co.Kg | Modular door station for a door intercom, comprising a transparent material for the name plates and the camera |
| DE102006033133B3 (en) * | 2006-07-18 | 2007-09-06 | Abb Patent Gmbh | Device for coverage of persons by a camera e.g. door entry video intercom system, has temperature sensors, which detects thermal radiation within entire coverage area of camera |