JP3888698B2 - 欠落する信号サンプルの再構成手段を持つ伝送システム - Google Patents

欠落する信号サンプルの再構成手段を持つ伝送システム Download PDF

Info

Publication number
JP3888698B2
JP3888698B2 JP27010994A JP27010994A JP3888698B2 JP 3888698 B2 JP3888698 B2 JP 3888698B2 JP 27010994 A JP27010994 A JP 27010994A JP 27010994 A JP27010994 A JP 27010994A JP 3888698 B2 JP3888698 B2 JP 3888698B2
Authority
JP
Japan
Prior art keywords
signal samples
period
series
signal
determining
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 - Fee Related
Application number
JP27010994A
Other languages
English (en)
Japanese (ja)
Other versions
JPH07193549A (ja
Inventor
カスマン エリック
ヨハネス スルイター ロバート
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of JPH07193549A publication Critical patent/JPH07193549A/ja
Application granted granted Critical
Publication of JP3888698B2 publication Critical patent/JP3888698B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1876—Interpolating methods
    • 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
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP27010994A 1993-08-02 1994-07-29 欠落する信号サンプルの再構成手段を持つ伝送システム Expired - Fee Related JP3888698B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE09300802 1993-08-02
BE9300802A BE1007428A3 (nl) 1993-08-02 1993-08-02 Transmissiesysteem met reconstructie van ontbrekende signaalmonsters.

Publications (2)

Publication Number Publication Date
JPH07193549A JPH07193549A (ja) 1995-07-28
JP3888698B2 true JP3888698B2 (ja) 2007-03-07

Family

ID=3887234

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27010994A Expired - Fee Related JP3888698B2 (ja) 1993-08-02 1994-07-29 欠落する信号サンプルの再構成手段を持つ伝送システム

Country Status (11)

Country Link
US (1) US5561609A (Sortimente)
EP (1) EP0642129B1 (Sortimente)
JP (1) JP3888698B2 (Sortimente)
KR (1) KR100329875B1 (Sortimente)
CN (1) CN1078990C (Sortimente)
BE (1) BE1007428A3 (Sortimente)
CA (1) CA2129169A1 (Sortimente)
DE (1) DE69421143T2 (Sortimente)
FI (1) FI943578A7 (Sortimente)
RU (1) RU2130233C1 (Sortimente)
TW (1) TW277186B (Sortimente)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6510182B1 (en) 1999-10-25 2003-01-21 Freesystems Pte. Ltd. Wireless infrared digital audio system
US6614849B1 (en) 1999-10-25 2003-09-02 Free Systems Pte. Ltd. Wireless infrared digital audio receiving system
DE10026904A1 (de) 2000-04-28 2002-01-03 Deutsche Telekom Ag Verfahren zur Berechnung des die Lautstärke mitbestimmenden Verstärkungsfaktors für ein codiert übertragenes Sprachsignal
US7308406B2 (en) * 2001-08-17 2007-12-11 Broadcom Corporation Method and system for a waveform attenuation technique for predictive speech coding based on extrapolation of speech waveform
SE0203855L (sv) 2002-12-20 2004-06-21 Gambro Lundia Ab Permselektivt membran
US7930176B2 (en) * 2005-05-20 2011-04-19 Broadcom Corporation Packet loss concealment for block-independent speech codecs
CN111141950B (zh) * 2019-12-03 2022-06-14 深圳供电局有限公司 一种计量自动化系统电表分时表码异常判断与修复方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131659B (en) * 1979-10-03 1984-12-12 Nippon Telegraph & Telephone Sound synthesizer
NL8304214A (nl) * 1983-12-07 1985-07-01 Philips Nv Werkwijze voor het korrigeren van foute waarden van monsters van een equidistant bemonsterd signaal en inrichting voor het uitvoeren van de werkwijze.
SU1212746A1 (ru) * 1984-04-11 1986-02-23 Могилевский Проектно-Конструкторский Технологический Институт Специальной Технологической Оснастки,Автоматизации И Механизации Устройство дл зажима издели при сварке
US4680797A (en) * 1984-06-26 1987-07-14 The United States Of America As Represented By The Secretary Of The Air Force Secure digital speech communication
JPS62207036A (ja) * 1986-03-07 1987-09-11 Nec Corp 音声符号化方式とその装置
NL8600931A (nl) * 1986-04-14 1987-11-02 Philips Nv Werkwijze en inrichting voor het restaureren van ongeldige monsters van een equidistant bemonsterd signaal.
CA1332982C (en) * 1987-04-02 1994-11-08 Robert J. Mcauley Coding of acoustic waveforms
JP2940005B2 (ja) * 1989-07-20 1999-08-25 日本電気株式会社 音声符号化装置
US4975956A (en) * 1989-07-26 1990-12-04 Itt Corporation Low-bit-rate speech coder using LPC data reduction processing

Also Published As

Publication number Publication date
CN1078990C (zh) 2002-02-06
EP0642129B1 (en) 1999-10-13
RU2130233C1 (ru) 1999-05-10
JPH07193549A (ja) 1995-07-28
TW277186B (Sortimente) 1996-06-01
KR950007322A (ko) 1995-03-21
KR100329875B1 (ko) 2002-08-13
RU94028281A (ru) 1996-06-10
DE69421143T2 (de) 2000-05-25
US5561609A (en) 1996-10-01
FI943578A0 (fi) 1994-08-01
CN1110031A (zh) 1995-10-11
EP0642129A1 (en) 1995-03-08
FI943578A7 (fi) 1995-02-03
DE69421143D1 (de) 1999-11-18
BE1007428A3 (nl) 1995-06-13
CA2129169A1 (en) 1995-02-03

Similar Documents

Publication Publication Date Title
KR101001170B1 (ko) 오디오 코딩
KR100717604B1 (ko) 복소 지수 방식으로 변조된 필터뱅크에 기초한 개선된프로세싱 및 적응형 시간신호 방법
JP5083779B2 (ja) オーディオ副帯値を生成する装置及び方法、並びに、時間領域オーディオサンプルを生成する装置及び方法
KR101437127B1 (ko) 가중 윈도우들을 사용한 저-지연 변환 코딩
JPH0430200A (ja) 音声復号化方法
CN103177730A (zh) 采样速率转换装置、编码装置、解码装置及它们的方法
JPH06202696A (ja) 音声復号化装置
JP2007504503A (ja) 低ビットレートオーディオ符号化
CA2552853A1 (en) Signal decoding apparatus and signal decoding method
JP3888698B2 (ja) 欠落する信号サンプルの再構成手段を持つ伝送システム
CN102272830B (zh) 音响信号解码装置及平衡调整方法
CN111566733B (zh) 选择音高滞后
EP0904584A2 (en) Transmission system for transmitting speech signals
RU2297049C2 (ru) Способ обратной фильтрации, способ синтезирующей фильтрации, устройство для обратной фильтрации, устройство для синтезирующей фильтрации и приспособления, содержащие такие фильтрующие устройства
JP3583550B2 (ja) 補間装置
KR100717607B1 (ko) 스테레오 인코딩 및 디코딩 장치와 방법
JP3183743B2 (ja) 音声処理システムにおける線型予測分析方法
JP2003029798A (ja) 音響信号符号化方法、音響信号復号方法、これらの装置、これらのプログラム及びその記録媒体
HK40038010A (en) Selecting pitch lag
HK40038010B (en) Selecting pitch lag
JPH03245199A (ja) エラー補償方式

Legal Events

Date Code Title Description
A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20041130

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20041209

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20050307

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20050311

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050609

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20060509

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060906

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20060912

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20061031

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20061128

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees