CA972864A - Add-on tv system - Google Patents

Add-on tv system

Info

Publication number
CA972864A
CA972864A CA176,211A CA176211A CA972864A CA 972864 A CA972864 A CA 972864A CA 176211 A CA176211 A CA 176211A CA 972864 A CA972864 A CA 972864A
Authority
CA
Canada
Prior art keywords
add
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
Application number
CA176,211A
Other languages
English (en)
Inventor
Bernard D. Loughlin
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.)
Hazeltine Research Inc
Original Assignee
Hazeltine Research Inc
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 Hazeltine Research Inc filed Critical Hazeltine Research Inc
Priority to CA209,780A priority Critical patent/CA972458A/en
Application granted granted Critical
Publication of CA972864A publication Critical patent/CA972864A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/081—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division the additional information signals being transmitted by means of a subcarrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
  • Electrically Operated Instructional Devices (AREA)
CA176,211A 1972-10-30 1973-07-11 Add-on tv system Expired CA972864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA209,780A CA972458A (en) 1972-10-30 1974-09-23 Add-on tv system receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30233372A 1972-10-30 1972-10-30

Publications (1)

Publication Number Publication Date
CA972864A true CA972864A (en) 1975-08-12

Family

ID=23167318

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,211A Expired CA972864A (en) 1972-10-30 1973-07-11 Add-on tv system

Country Status (9)

Country Link
JP (1) JPS4978429A (hu)
AU (1) AU5855073A (hu)
CA (1) CA972864A (hu)
DE (1) DE2354257B2 (hu)
FR (1) FR2204932B1 (hu)
GB (1) GB1384970A (hu)
IE (1) IE38407B1 (hu)
IT (1) IT998968B (hu)
NL (1) NL7314878A (hu)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127027A (en) * 1976-04-17 1977-10-25 Nippon Hoso Kyokai <Nhk> Television signal transmission sysem
RU2030840C1 (ru) * 1990-10-10 1995-03-10 Владимир Ефимович Теслер Способ компенсации искажений сигнала движущегося объекта и устройство для его осуществления

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL249686A (hu) * 1959-03-23

Also Published As

Publication number Publication date
JPS4978429A (hu) 1974-07-29
FR2204932A1 (hu) 1974-05-24
IE38407B1 (en) 1978-03-01
GB1384970A (en) 1975-02-26
NL7314878A (hu) 1974-05-02
IE38407L (en) 1974-04-30
DE2354257A1 (de) 1974-05-09
AU5855073A (en) 1975-01-30
DE2354257B2 (de) 1977-06-30
IT998968B (it) 1976-02-20
FR2204932B1 (hu) 1977-02-18

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19920812