FR2490436B1 - METHOD AND DEVICE FOR APPLYING CURRENT FROM A FIRST CAMERA UNIT TO A SECOND, THROUGH A TRANSMISSION LINE, WITH TRIAXIAL CABLE SECURITY CIRCUIT - Google Patents
METHOD AND DEVICE FOR APPLYING CURRENT FROM A FIRST CAMERA UNIT TO A SECOND, THROUGH A TRANSMISSION LINE, WITH TRIAXIAL CABLE SECURITY CIRCUITInfo
- Publication number
- FR2490436B1 FR2490436B1 FR8117262A FR8117262A FR2490436B1 FR 2490436 B1 FR2490436 B1 FR 2490436B1 FR 8117262 A FR8117262 A FR 8117262A FR 8117262 A FR8117262 A FR 8117262A FR 2490436 B1 FR2490436 B1 FR 2490436B1
- Authority
- FR
- France
- Prior art keywords
- transmission line
- camera unit
- applying current
- security circuit
- triaxial cable
- Prior art date
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8029527 | 1980-09-12 | ||
US06/234,541 US4335412A (en) | 1980-09-12 | 1981-02-13 | Triax safety circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2490436A1 FR2490436A1 (en) | 1982-03-19 |
FR2490436B1 true FR2490436B1 (en) | 1986-04-11 |
Family
ID=26276868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8117262A Expired FR2490436B1 (en) | 1980-09-12 | 1981-09-11 | METHOD AND DEVICE FOR APPLYING CURRENT FROM A FIRST CAMERA UNIT TO A SECOND, THROUGH A TRANSMISSION LINE, WITH TRIAXIAL CABLE SECURITY CIRCUIT |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3136109C2 (en) |
FR (1) | FR2490436B1 (en) |
GB (1) | GB2087670B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05308785A (en) * | 1991-04-11 | 1993-11-19 | Y K Kikaku:Kk | Ultrasonic motor |
DE4138129A1 (en) * | 1991-11-19 | 1993-05-27 | Lemke Gmbh | VIDEO CAMERA WITH A VIDEO HEAD |
US5345592A (en) * | 1992-04-08 | 1994-09-06 | Concept W Systems, Inc. | Signal transfer and power delivery system for a television camera station |
EP1605569B1 (en) * | 2004-06-11 | 2006-11-15 | Delphi Technologies, Inc. | Redundant power supply with coaxial cable |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3072827A (en) * | 1957-04-01 | 1963-01-08 | Joy Mfg Co | Circuit protecting device |
US3961319A (en) * | 1975-05-21 | 1976-06-01 | Amf Incorporated | Ground circuit monitor |
-
1981
- 1981-09-09 GB GB8127223A patent/GB2087670B/en not_active Expired
- 1981-09-11 DE DE3136109A patent/DE3136109C2/en not_active Expired
- 1981-09-11 FR FR8117262A patent/FR2490436B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2490436A1 (en) | 1982-03-19 |
GB2087670A (en) | 1982-05-26 |
DE3136109A1 (en) | 1982-04-08 |
GB2087670B (en) | 1984-03-21 |
DE3136109C2 (en) | 1984-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |