PT78772B - Real-time hierarchal pyramid signal processing apparatus - Google Patents
Real-time hierarchal pyramid signal processing apparatus Download PDFInfo
- Publication number
- PT78772B PT78772B PT78772A PT7877284A PT78772B PT 78772 B PT78772 B PT 78772B PT 78772 A PT78772 A PT 78772A PT 7877284 A PT7877284 A PT 7877284A PT 78772 B PT78772 B PT 78772B
- Authority
- PT
- Portugal
- Prior art keywords
- signal
- samples
- input
- output
- translators
- Prior art date
Links
Classifications
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- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/05—Digital input using the sampling of an analogue quantity at regular intervals of time, input from a/d converter or output to d/a converter
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
- General Engineering & Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Multimedia (AREA)
- Computational Mathematics (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Human Computer Interaction (AREA)
- Mathematical Analysis (AREA)
- Software Systems (AREA)
- Image Processing (AREA)
- Processing Or Creating Images (AREA)
- Picture Signal Circuits (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Image Analysis (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (3)
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 |
Publications (2)
Publication Number | Publication Date |
---|---|
PT78772A PT78772A (en) | 1984-07-01 |
PT78772B true PT78772B (en) | 1986-06-05 |
Family
ID=27262149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT78772A PT78772B (en) | 1983-06-27 | 1984-06-20 | Real-time hierarchal pyramid signal processing apparatus |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPH0783235B2 (de) |
KR (1) | KR890003685B1 (de) |
AU (1) | AU2955584A (de) |
BR (1) | BR8403141A (de) |
CA (1) | CA1208791A (de) |
DE (1) | DE3423484C2 (de) |
DK (1) | DK311084A (de) |
ES (2) | ES8606665A1 (de) |
FI (1) | FI842489A (de) |
FR (2) | FR2560699A1 (de) |
NL (1) | NL8402009A (de) |
PL (1) | PL248396A1 (de) |
PT (1) | PT78772B (de) |
SE (1) | SE8403378L (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3603552A1 (de) * | 1985-02-06 | 1986-08-07 | Rca Corp., Princeton, N.J. | Verfahren und einrichtung zur reduzierung von bilddaten |
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 |
DE19927952A1 (de) * | 1999-06-18 | 2001-01-04 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Vorverzerren eines über eine nicht-lineare Übertragungsstrecke zu übertragenden Übertragungssignals |
EP1943730A4 (de) * | 2005-10-31 | 2017-07-26 | Telefonaktiebolaget LM Ericsson (publ) | Verringerung der digitalen filterverzögerung |
JP2009279034A (ja) * | 2008-05-19 | 2009-12-03 | Konica Minolta Medical & Graphic Inc | 超音波診断装置 |
CN116551698A (zh) * | 2023-06-21 | 2023-08-08 | 广西交科集团有限公司 | 一种隧道机器人控制方法、装置、电子设备及存储介质 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3731188A (en) * | 1971-04-19 | 1973-05-01 | Tracor | Signal analysis of multiplicatively related frequency components in a complex signal |
-
1984
- 1984-06-20 FI FI842489A patent/FI842489A/fi not_active Application Discontinuation
- 1984-06-20 AU AU29555/84A patent/AU2955584A/en not_active Abandoned
- 1984-06-20 PT PT78772A patent/PT78772B/pt unknown
- 1984-06-20 ES ES533573A patent/ES8606665A1/es not_active Expired
- 1984-06-22 CA CA000457264A patent/CA1208791A/en not_active Expired
- 1984-06-25 SE SE8403378A patent/SE8403378L/xx not_active Application Discontinuation
- 1984-06-26 PL PL24839684A patent/PL248396A1/xx unknown
- 1984-06-26 NL NL8402009A patent/NL8402009A/nl not_active Application Discontinuation
- 1984-06-26 DE DE3423484A patent/DE3423484C2/de not_active Expired - Fee Related
- 1984-06-26 DK DK311084A patent/DK311084A/da not_active Application Discontinuation
- 1984-06-27 BR BR8403141A patent/BR8403141A/pt unknown
- 1984-06-27 FR FR8410174A patent/FR2560699A1/fr not_active Withdrawn
- 1984-06-27 KR KR1019840003653A patent/KR890003685B1/ko not_active IP Right Cessation
-
1985
- 1985-02-28 FR FR8502983A patent/FR2560700A1/fr not_active Withdrawn
- 1985-04-24 ES ES542521A patent/ES8702663A1/es not_active Expired
-
1991
- 1991-04-02 JP JP3098134A patent/JPH0783235B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2560700A1 (fr) | 1985-09-06 |
NL8402009A (nl) | 1985-01-16 |
SE8403378D0 (sv) | 1984-06-25 |
FI842489A0 (fi) | 1984-06-20 |
AU2955584A (en) | 1985-01-03 |
FR2560699A1 (fr) | 1985-09-06 |
CA1208791A (en) | 1986-07-29 |
DK311084D0 (da) | 1984-06-26 |
KR850000719A (ko) | 1985-03-09 |
FI842489A (fi) | 1984-12-28 |
SE8403378L (sv) | 1985-01-18 |
ES8702663A1 (es) | 1986-12-16 |
ES8606665A1 (es) | 1986-04-16 |
JPH05276409A (ja) | 1993-10-22 |
KR890003685B1 (ko) | 1989-09-30 |
JPH0783235B2 (ja) | 1995-09-06 |
PL248396A1 (en) | 1985-07-02 |
DE3423484A1 (de) | 1985-01-10 |
ES533573A0 (es) | 1986-04-16 |
ES542521A0 (es) | 1986-12-16 |
DE3423484C2 (de) | 1997-09-04 |
PT78772A (en) | 1984-07-01 |
BR8403141A (pt) | 1985-06-11 |
DK311084A (da) | 1984-12-28 |
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