GB2337174B - Multiplexing analogue video signals - Google Patents

Multiplexing analogue video signals

Info

Publication number
GB2337174B
GB2337174B GB9809799A GB9809799A GB2337174B GB 2337174 B GB2337174 B GB 2337174B GB 9809799 A GB9809799 A GB 9809799A GB 9809799 A GB9809799 A GB 9809799A GB 2337174 B GB2337174 B GB 2337174B
Authority
GB
United Kingdom
Prior art keywords
video signals
analogue video
multiplexing
multiplexing analogue
signals
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 - Fee Related
Application number
GB9809799A
Other versions
GB2337174A (en
GB9809799D0 (en
Inventor
Christopher Malcolm Hall
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB9809799A priority Critical patent/GB2337174B/en
Publication of GB9809799D0 publication Critical patent/GB9809799D0/en
Publication of GB2337174A publication Critical patent/GB2337174A/en
Application granted granted Critical
Publication of GB2337174B publication Critical patent/GB2337174B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being at least another television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/073—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
GB9809799A 1998-05-08 1998-05-08 Multiplexing analogue video signals Expired - Fee Related GB2337174B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9809799A GB2337174B (en) 1998-05-08 1998-05-08 Multiplexing analogue video signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9809799A GB2337174B (en) 1998-05-08 1998-05-08 Multiplexing analogue video signals

Publications (3)

Publication Number Publication Date
GB9809799D0 GB9809799D0 (en) 1998-07-08
GB2337174A GB2337174A (en) 1999-11-10
GB2337174B true GB2337174B (en) 2002-06-05

Family

ID=10831637

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9809799A Expired - Fee Related GB2337174B (en) 1998-05-08 1998-05-08 Multiplexing analogue video signals

Country Status (1)

Country Link
GB (1) GB2337174B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2362284A (en) * 2000-05-12 2001-11-14 Dedicated Micros Ltd Multiplexing and encoding images from muliple surveillance cameras
JP3784803B2 (en) * 2001-07-16 2006-06-14 エーロジックス カンパニー リミテッド Video surveillance system using daisy chain method
ATE275799T1 (en) * 2002-03-07 2004-09-15 Macrosystem Digital Video Ag SURVEILLANCE SYSTEM WITH MULTIPLE VIDEO CAMERAS
GB2402287A (en) * 2003-04-30 2004-12-01 Braddahead Ltd Switching between multiple analogue video signals

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241627A (en) * 1989-12-31 1991-09-04 Samsung Electronics Co Ltd A surveillance system records plural video camera signals on a single VTR
GB2318013A (en) * 1997-11-20 1998-04-08 Christopher Malcolm Hall Television surveillance system wherein not all the mutiplexed video signals recorded are displayed

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241627A (en) * 1989-12-31 1991-09-04 Samsung Electronics Co Ltd A surveillance system records plural video camera signals on a single VTR
GB2318013A (en) * 1997-11-20 1998-04-08 Christopher Malcolm Hall Television surveillance system wherein not all the mutiplexed video signals recorded are displayed

Also Published As

Publication number Publication date
GB2337174A (en) 1999-11-10
GB9809799D0 (en) 1998-07-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040508