GB2143046B - Real-time hierarchal signal processing apparatus - Google Patents
Real-time hierarchal signal processing apparatusInfo
- Publication number
- GB2143046B GB2143046B GB8415811A GB8415811A GB2143046B GB 2143046 B GB2143046 B GB 2143046B GB 8415811 A GB8415811 A GB 8415811A GB 8415811 A GB8415811 A GB 8415811A GB 2143046 B GB2143046 B GB 2143046B
- Authority
- GB
- United Kingdom
- Prior art keywords
- real
- processing apparatus
- signal processing
- hierarchal
- time
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/165—Spectrum analysis; Fourier analysis using filters
- G01R23/167—Spectrum analysis; Fourier analysis using filters with digital filters
-
- 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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Analysis (AREA)
- Computational Mathematics (AREA)
- Algebra (AREA)
- Mathematical Optimization (AREA)
- Signal Processing (AREA)
- Pure & Applied Mathematics (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Image Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8415811A GB2143046B (en) | 1983-06-27 | 1984-06-21 | Real-time hierarchal signal processing apparatus |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB838317407A GB8317407D0 (en) | 1983-06-27 | 1983-06-27 | Image transform techniques |
GB838317406A GB8317406D0 (en) | 1983-06-27 | 1983-06-27 | Real-time spectral |
US06/596,817 US4674125A (en) | 1983-06-27 | 1984-04-04 | Real-time hierarchal pyramid signal processing apparatus |
GB8415811A GB2143046B (en) | 1983-06-27 | 1984-06-21 | Real-time hierarchal signal processing apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8415811D0 GB8415811D0 (en) | 1984-07-25 |
GB2143046A GB2143046A (en) | 1985-01-30 |
GB2143046B true GB2143046B (en) | 1986-12-10 |
Family
ID=27449490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8415811A Expired GB2143046B (en) | 1983-06-27 | 1984-06-21 | Real-time hierarchal signal processing apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2143046B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991002317A1 (en) | 1989-08-02 | 1991-02-21 | Aware, Inc. | Modular digital signal processing system |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2180114A (en) * | 1985-04-13 | 1987-03-18 | Plessey Co Plc | Digital filters |
US4709394A (en) * | 1985-08-23 | 1987-11-24 | Rca Corporation | Multiplexed real-time pyramid signal processing system |
US4703514A (en) * | 1985-09-16 | 1987-10-27 | Rca Corporation | Programmed implementation of real-time multiresolution signal processing apparatus |
US4672444A (en) * | 1985-11-14 | 1987-06-09 | Rca Corporation | Method for transmitting a high-resolution image over a narrow-band communication channel |
NL8701261A (en) * | 1987-05-27 | 1988-12-16 | Philips Nv | TELEVISION TRANSMISSION SYSTEM WITH PYRAMIDAL CODING / DECODING CIRCUIT. |
US5280353A (en) * | 1989-08-15 | 1994-01-18 | Rank Cintel Limited | Method and apparatus for signal processing by interpolation and filtering with simultaneous frequency response compensation and offset generation |
GB2357205B (en) * | 1999-12-07 | 2004-02-25 | Ericsson Telefon Ab L M | Analysing signals |
-
1984
- 1984-06-21 GB GB8415811A patent/GB2143046B/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991002317A1 (en) | 1989-08-02 | 1991-02-21 | Aware, Inc. | Modular digital signal processing system |
Also Published As
Publication number | Publication date |
---|---|
GB2143046A (en) | 1985-01-30 |
GB8415811D0 (en) | 1984-07-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20030621 |