JPS50127506A - - Google Patents
Info
- Publication number
- JPS50127506A JPS50127506A JP202875A JP202875A JPS50127506A JP S50127506 A JPS50127506 A JP S50127506A JP 202875 A JP202875 A JP 202875A JP 202875 A JP202875 A JP 202875A JP S50127506 A JPS50127506 A JP S50127506A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T9/00—Image coding
- G06T9/007—Transform coding, e.g. discrete cosine transform
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Discrete Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42794073A | 1973-12-26 | 1973-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50127506A true JPS50127506A (en) | 1975-10-07 |
Family
ID=23696922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP202875A Pending JPS50127506A (en) | 1973-12-26 | 1974-12-26 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS50127506A (en) |
| DE (1) | DE2460654A1 (en) |
| FR (1) | FR2256593A1 (en) |
| GB (1) | GB1488912A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2835434C2 (en) * | 1978-08-12 | 1986-07-10 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Process for the transmission of image signals over narrowband transmission channels |
| DE3304787A1 (en) * | 1983-02-11 | 1984-08-16 | Siemens AG, 1000 Berlin und 8000 München | METHOD FOR DIGITAL TRANSMISSION OF TELEVISION IMAGES |
| GB2139046B (en) * | 1983-02-25 | 1986-06-04 | Standard Telephones Cables Ltd | Video signal transmission |
| DE3513074A1 (en) * | 1985-04-12 | 1986-10-23 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | DIGITAL MESSAGE TRANSMISSION METHOD |
| DE3685878D1 (en) * | 1986-03-14 | 1992-08-06 | Ant Nachrichtentech | METHOD FOR REDUCING THE AMOUNT OF DATA IN IMAGE CODING. |
| DE3788326T2 (en) * | 1986-09-25 | 1994-03-17 | Nippon Electric Co | Method and apparatus for coding moving picture signals. |
| DE4017155A1 (en) * | 1990-05-28 | 1991-12-05 | Conner Joe Scott O | Facsimile transmission system - has image data converted to two dimensional spectral representation for transmission |
| CN108921000B (en) * | 2018-04-16 | 2024-02-06 | 深圳市深网视界科技有限公司 | Head angle labeling, prediction model training, prediction method, device and medium |
| CN115632661B (en) * | 2022-12-22 | 2023-03-07 | 互丰科技(北京)有限公司 | Efficient compression transmission method for network security information |
-
1974
- 1974-12-11 GB GB5354274A patent/GB1488912A/en not_active Expired
- 1974-12-20 FR FR7442309A patent/FR2256593A1/fr not_active Withdrawn
- 1974-12-20 DE DE19742460654 patent/DE2460654A1/en active Pending
- 1974-12-26 JP JP202875A patent/JPS50127506A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2460654A1 (en) | 1975-07-10 |
| FR2256593A1 (en) | 1975-07-25 |
| AU7669774A (en) | 1976-06-24 |
| GB1488912A (en) | 1977-10-19 |