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GB2187360B - Sub-picture processing circuit for a two-picture television circuit - Google Patents

Sub-picture processing circuit for a two-picture television circuit

Info

Publication number
GB2187360B
GB2187360B GB8704453A GB8704453A GB2187360B GB 2187360 B GB2187360 B GB 2187360B GB 8704453 A GB8704453 A GB 8704453A GB 8704453 A GB8704453 A GB 8704453A GB 2187360 B GB2187360 B GB 2187360B
Authority
GB
United Kingdom
Prior art keywords
picture
circuit
sub
processing circuit
television
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
GB8704453A
Other versions
GB8704453D0 (en
GB2187360A (en
Inventor
Kiyoshi Imai
Kazumi Kawashima
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP60160580A external-priority patent/JPS6221381A/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB8704453D0 publication Critical patent/GB8704453D0/en
Publication of GB2187360A publication Critical patent/GB2187360A/en
Application granted granted Critical
Publication of GB2187360B publication Critical patent/GB2187360B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
GB8704453A 1985-07-19 1986-07-14 Sub-picture processing circuit for a two-picture television circuit Expired GB2187360B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60160580A JPS6221381A (en) 1985-07-19 1985-07-19 Two screen television receiver
PCT/JP1986/000357 WO1987000715A1 (en) 1985-07-19 1986-07-14 Two-screen tv receiver

Publications (3)

Publication Number Publication Date
GB8704453D0 GB8704453D0 (en) 1987-04-01
GB2187360A GB2187360A (en) 1987-09-03
GB2187360B true GB2187360B (en) 1989-07-19

Family

ID=26427069

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8704453A Expired GB2187360B (en) 1985-07-19 1986-07-14 Sub-picture processing circuit for a two-picture television circuit

Country Status (1)

Country Link
GB (1) GB2187360B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724487A (en) * 1987-02-17 1988-02-09 Rca Corporation Interlace inversion detector for a picture-in-picture video signal generator
JPH01246978A (en) * 1988-03-28 1989-10-02 Toshiba Corp Picture information receiving and displaying device
US4987493A (en) * 1989-08-01 1991-01-22 Rca Licensing Corporation Memory efficient interlace apparatus and method as for a picture in a picture display
US5369444A (en) * 1990-06-01 1994-11-29 Thomson Consumer Electronics Field type matching system
DE59010281D1 (en) * 1990-08-23 1996-05-15 Siemens Ag Process for picture-in-picture overlay and device for carrying out the process
US5287189A (en) * 1992-08-21 1994-02-15 Thomson Consumer Electronics, Inc. Displaying an interlaced video signal with a noninterlaced video signal
KR970049406A (en) * 1995-12-15 1997-07-29 김광호 Image processing device with graphic overlay speed improvement

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP A 55-153484 *
JP A 57-10586 *

Also Published As

Publication number Publication date
GB8704453D0 (en) 1987-04-01
GB2187360A (en) 1987-09-03

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960822

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000714