GB8828394D0 - Video telephones - Google Patents
Video telephonesInfo
- Publication number
- GB8828394D0 GB8828394D0 GB8828394A GB8828394A GB8828394D0 GB 8828394 D0 GB8828394 D0 GB 8828394D0 GB 8828394 A GB8828394 A GB 8828394A GB 8828394 A GB8828394 A GB 8828394A GB 8828394 D0 GB8828394 D0 GB 8828394D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- video telephones
- telephones
- video
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8828394A GB2211048A (en) | 1987-06-26 | 1988-12-06 | Video telephones |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62158884A JPS644185A (en) | 1987-06-26 | 1987-06-26 | Transmitter for still picture |
GB8828394A GB2211048A (en) | 1987-06-26 | 1988-12-06 | Video telephones |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8828394D0 true GB8828394D0 (en) | 1989-01-05 |
GB2211048A GB2211048A (en) | 1989-06-21 |
Family
ID=26294703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8828394A Withdrawn GB2211048A (en) | 1987-06-26 | 1988-12-06 | Video telephones |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2211048A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4979028A (en) * | 1988-05-30 | 1990-12-18 | Sony Corporation | Video telephone |
KR930008445Y1 (en) * | 1989-07-31 | 1993-12-22 | 주식회사 금성사 | Selecting control circuit of video-phone |
KR930003963B1 (en) * | 1990-08-27 | 1993-05-17 | 주식회사 금성사 | Picture image signal transmission apparatus |
JP3796756B2 (en) | 1996-08-30 | 2006-07-12 | ソニー株式会社 | Still image moving image recording apparatus and still image moving image recording method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4079413A (en) * | 1975-07-29 | 1978-03-14 | Kabushiki Kaisha Daini Seikosha | Portable electronic timepiece with selective display of time signal and television image |
NL7810759A (en) * | 1978-10-27 | 1980-04-29 | Bog International Automatic Sy | SYSTEM FOR TRANSFERRING VISUAL INFORMATION ON A LOW-FREQUENCY SYSTEM, SUCH AS A TELEPHONE SYSTEM. |
-
1988
- 1988-12-06 GB GB8828394A patent/GB2211048A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2211048A (en) | 1989-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |