PT78772B - Real-time hierarchal pyramid signal processing apparatus - Google Patents

Real-time hierarchal pyramid signal processing apparatus Download PDF

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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
Application number
PT78772A
Other languages
English (en)
Portuguese (pt)
Other versions
PT78772A (en
Original Assignee
Rca Corp
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 GB838317407A external-priority patent/GB8317407D0/en
Priority claimed from GB838317406A external-priority patent/GB8317406D0/en
Priority claimed from US06/596,817 external-priority patent/US4674125A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of PT78772A publication Critical patent/PT78772A/pt
Publication of PT78772B publication Critical patent/PT78772B/pt

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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
    • 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)
PT78772A 1983-06-27 1984-06-20 Real-time hierarchal pyramid signal processing apparatus PT78772B (en)

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 (xx)
KR (1) KR890003685B1 (xx)
AU (1) AU2955584A (xx)
BR (1) BR8403141A (xx)
CA (1) CA1208791A (xx)
DE (1) DE3423484C2 (xx)
DK (1) DK311084A (xx)
ES (2) ES8606665A1 (xx)
FI (1) FI842489A (xx)
FR (2) FR2560699A1 (xx)
NL (1) NL8402009A (xx)
PL (1) PL248396A1 (xx)
PT (1) PT78772B (xx)
SE (1) SE8403378L (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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 (en) * 2005-10-31 2017-07-26 Telefonaktiebolaget LM Ericsson (publ) Reduction of digital filter delay
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)

* Cited by examiner, † Cited by third party
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

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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