KR860005497A - 극대치 코딩 숫자화 신호 처리 방법 및 장치. - Google Patents
극대치 코딩 숫자화 신호 처리 방법 및 장치.Info
- Publication number
- KR860005497A KR860005497A KR1019850009572A KR850009572A KR860005497A KR 860005497 A KR860005497 A KR 860005497A KR 1019850009572 A KR1019850009572 A KR 1019850009572A KR 850009572 A KR850009572 A KR 850009572A KR 860005497 A KR860005497 A KR 860005497A
- Authority
- KR
- South Korea
- Prior art keywords
- numeric signal
- processing super
- coded numeric
- coded
- super
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
- H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/683,640 US4700360A (en) | 1984-12-19 | 1984-12-19 | Extrema coding digitizing signal processing method and apparatus |
US683640 | 1984-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860005497A true KR860005497A (ko) | 1986-07-23 |
KR930007045B1 KR930007045B1 (ko) | 1993-07-26 |
Family
ID=24744883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019850009572A KR930007045B1 (ko) | 1984-12-19 | 1985-12-19 | 극대치 코딩 숫자화 신호 처리 방법 및 장치. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4700360A (ko) |
EP (1) | EP0186151A3 (ko) |
JP (1) | JPS61199333A (ko) |
KR (1) | KR930007045B1 (ko) |
CN (1) | CN1011018B (ko) |
AU (1) | AU578574B2 (ko) |
BR (1) | BR8506399A (ko) |
IN (1) | IN164508B (ko) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4630030A (en) * | 1984-06-28 | 1986-12-16 | Wang Laboratories, Inc. | Compression of data for storage |
US4969193A (en) * | 1985-08-29 | 1990-11-06 | Scott Instruments Corporation | Method and apparatus for generating a signal transformation and the use thereof in signal processing |
US4870685A (en) * | 1986-10-26 | 1989-09-26 | Ricoh Company, Ltd. | Voice signal coding method |
US4819199A (en) * | 1987-04-24 | 1989-04-04 | Extrema Systems International Corporation | Extrema coder employing noisy limiting amplifier stages |
US4860356A (en) * | 1988-02-22 | 1989-08-22 | Extrema Systems International Corp. | Adaptive extrema coding signal processing system |
DE3842831A1 (de) * | 1988-12-20 | 1990-06-21 | Bosch Gmbh Robert | Verfahren und vorrichtung zur reduzierung der nutzbandbreite eines bandbegrenzten signals durch kodieren desselben und verfahren und vorrichtung zum dekodieren des kodierten bandbegrenzten signals |
GB2234078B (en) * | 1989-05-18 | 1993-06-30 | Medical Res Council | Analysis of waveforms |
US5025471A (en) * | 1989-08-04 | 1991-06-18 | Scott Instruments Corporation | Method and apparatus for extracting information-bearing portions of a signal for recognizing varying instances of similar patterns |
DE3935308C1 (en) * | 1989-10-24 | 1991-01-10 | Gebhard Prof. Dr. 7743 Furtwangen De Radi | Speech recognition method by digitising microphone signal - using delta modulator to produce continuous of equal value bits for data reduction |
US5056054A (en) * | 1990-05-02 | 1991-10-08 | National Semiconductor Corporation | Digital phase locked loop utilizing a multi-bit phase error input for control of a stepped clock generator |
US5136375A (en) * | 1990-07-17 | 1992-08-04 | Zenith Electronics Corporation | Spectrum compatible-HDTV data transmission system |
US5337042A (en) * | 1992-09-28 | 1994-08-09 | Chrysler Corporation | Vehicle communications network transceiver, transmitter circuit therefor |
FI107855B (fi) * | 1993-09-10 | 2001-10-15 | Nokia Mobile Phones Ltd | Vt-signaalin demodulointi sigma-delta-muuntimella |
US5819215A (en) * | 1995-10-13 | 1998-10-06 | Dobson; Kurt | Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data |
US5877907A (en) * | 1995-11-22 | 1999-03-02 | Fujitsu Limited | Apparatus and method for demodulating data signals read from a recording medium |
US7039125B2 (en) * | 2001-03-12 | 2006-05-02 | Analog Devices, Inc. | Equalized SNR power back-off |
US7177364B2 (en) * | 2002-01-10 | 2007-02-13 | The Boeing Company | System, decoder and method for transmitting, receiving and decoding high-speed digital data signals with reduced electromagnetic emissions |
US20030220801A1 (en) * | 2002-05-22 | 2003-11-27 | Spurrier Thomas E. | Audio compression method and apparatus |
US8086451B2 (en) * | 2005-04-20 | 2011-12-27 | Qnx Software Systems Co. | System for improving speech intelligibility through high frequency compression |
US7813931B2 (en) * | 2005-04-20 | 2010-10-12 | QNX Software Systems, Co. | System for improving speech quality and intelligibility with bandwidth compression/expansion |
US8249861B2 (en) * | 2005-04-20 | 2012-08-21 | Qnx Software Systems Limited | High frequency compression integration |
US8311840B2 (en) * | 2005-06-28 | 2012-11-13 | Qnx Software Systems Limited | Frequency extension of harmonic signals |
US7546237B2 (en) * | 2005-12-23 | 2009-06-09 | Qnx Software Systems (Wavemakers), Inc. | Bandwidth extension of narrowband speech |
US7912729B2 (en) | 2007-02-23 | 2011-03-22 | Qnx Software Systems Co. | High-frequency bandwidth extension in the time domain |
CN103986404B (zh) * | 2014-06-04 | 2016-03-30 | 哈尔滨工业大学 | 用于信号重构的方法和装置 |
CN107147605A (zh) * | 2017-04-28 | 2017-09-08 | 深圳芯珑电子技术有限公司 | 一种宽窄带结合的ofdm通讯方法及*** |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2669608A (en) * | 1950-10-27 | 1954-02-16 | Bell Telephone Labor Inc | Noise reduction in quantized pulse transmission systems with large quanta |
US3136949A (en) * | 1960-10-20 | 1964-06-09 | Motorola Inc | Speech modulation system utilizing two spaced frequencies |
US3294918A (en) * | 1962-05-18 | 1966-12-27 | Polaroid Corp | Electronic conversions of speech |
US3327063A (en) * | 1966-01-14 | 1967-06-20 | Ibm | Transmission of information in powercoded bipolar waveforms |
US3273141A (en) * | 1963-03-19 | 1966-09-13 | Ball Brothers Res Corp | High speed analog-to-digital converter |
US3505601A (en) * | 1966-10-04 | 1970-04-07 | Gen Dynamics Corp | Sampled clipped speech tdm transmission system |
US3528011A (en) * | 1967-12-22 | 1970-09-08 | Gen Electric | Limited energy speech transmission and receiving system |
US3855555A (en) * | 1970-09-04 | 1974-12-17 | Industrial Research Prod Inc | Delta modulator having low-level random noise characteristic |
FR2250239B1 (ko) * | 1973-10-23 | 1976-07-02 | Ibm France | |
NL7410763A (nl) * | 1974-08-12 | 1976-02-16 | Philips Nv | Digitaal transmissiestelsel voor het met een lage pulsfrequentie(bit-rate)overdragen van gespreks- signalen en een zender voor toepassing in zulk een stelsel. |
US4545065A (en) * | 1982-04-28 | 1985-10-01 | Xsi General Partnership | Extrema coding signal processing method and apparatus |
ATE33326T1 (de) * | 1982-05-05 | 1988-04-15 | Arie Visser | Verfahren und vorrichtung zur verarbeitung von extremacodierten signalen. |
-
1984
- 1984-12-19 US US06/683,640 patent/US4700360A/en not_active Expired - Fee Related
-
1985
- 1985-12-17 AU AU51324/85A patent/AU578574B2/en not_active Ceased
- 1985-12-18 IN IN909/CAL/85A patent/IN164508B/en unknown
- 1985-12-19 KR KR1019850009572A patent/KR930007045B1/ko active IP Right Grant
- 1985-12-19 CN CN85109755A patent/CN1011018B/zh not_active Expired
- 1985-12-19 EP EP85116298A patent/EP0186151A3/en not_active Ceased
- 1985-12-19 JP JP60286821A patent/JPS61199333A/ja active Pending
- 1985-12-19 BR BR8506399A patent/BR8506399A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU578574B2 (en) | 1988-10-27 |
KR930007045B1 (ko) | 1993-07-26 |
EP0186151A2 (en) | 1986-07-02 |
IN164508B (ko) | 1989-04-01 |
EP0186151A3 (en) | 1988-07-27 |
JPS61199333A (ja) | 1986-09-03 |
US4700360A (en) | 1987-10-13 |
AU5132485A (en) | 1986-06-26 |
BR8506399A (pt) | 1986-09-02 |
CN1011018B (zh) | 1990-12-26 |
CN85109755A (zh) | 1987-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
NORF | Unpaid initial registration fee |