GB2139834B - Data transmission system - Google Patents

Data transmission system

Info

Publication number
GB2139834B
GB2139834B GB08408439A GB8408439A GB2139834B GB 2139834 B GB2139834 B GB 2139834B GB 08408439 A GB08408439 A GB 08408439A GB 8408439 A GB8408439 A GB 8408439A GB 2139834 B GB2139834 B GB 2139834B
Authority
GB
United Kingdom
Prior art keywords
data transmission
transmission system
data
transmission
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
Application number
GB08408439A
Other languages
English (en)
Other versions
GB8408439D0 (en
GB2139834A (en
Inventor
Susumu Takahashi
Hiroyuki Kanzaki
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.)
Sansui Electric Co Ltd
Original Assignee
Sansui Electric Co Ltd
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 JP5619783A external-priority patent/JPS59182639A/ja
Priority claimed from JP12396083A external-priority patent/JPS6016039A/ja
Priority claimed from JP14941883A external-priority patent/JPS6041336A/ja
Priority claimed from JP15550983A external-priority patent/JPH0229254B2/ja
Priority claimed from JP16304283A external-priority patent/JPH0229255B2/ja
Priority claimed from JP17889083A external-priority patent/JPS6070836A/ja
Priority claimed from JP1974384A external-priority patent/JPS60163546A/ja
Application filed by Sansui Electric Co Ltd filed Critical Sansui Electric Co Ltd
Publication of GB8408439D0 publication Critical patent/GB8408439D0/en
Publication of GB2139834A publication Critical patent/GB2139834A/en
Publication of GB2139834B publication Critical patent/GB2139834B/en
Application granted granted Critical
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3053—Block-companding PCM systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
GB08408439A 1983-03-31 1984-04-02 Data transmission system Expired GB2139834B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP5619783A JPS59182639A (ja) 1983-03-31 1983-03-31 信号伝送方式
JP12396083A JPS6016039A (ja) 1983-07-07 1983-07-07 受信装置
JP14941883A JPS6041336A (ja) 1983-08-16 1983-08-16 信号伝送方式
JP15550983A JPH0229254B2 (ja) 1983-08-25 1983-08-25 Shingodensohoshiki
JP16304283A JPH0229255B2 (ja) 1983-09-05 1983-09-05 Shingodensohoshiki
JP17889083A JPS6070836A (ja) 1983-09-27 1983-09-27 送信装置
JP1974384A JPS60163546A (ja) 1984-02-06 1984-02-06 デイジタル信号伝送方式

Publications (3)

Publication Number Publication Date
GB8408439D0 GB8408439D0 (en) 1984-05-10
GB2139834A GB2139834A (en) 1984-11-14
GB2139834B true GB2139834B (en) 1986-12-17

Family

ID=27563874

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08408439A Expired GB2139834B (en) 1983-03-31 1984-04-02 Data transmission system

Country Status (3)

Country Link
US (1) US4633483A (enExample)
DE (1) DE3411962A1 (enExample)
GB (1) GB2139834B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8503867D0 (en) * 1985-02-15 1985-03-20 Delta Technical Services Ltd Data loggers
US4870685A (en) * 1986-10-26 1989-09-26 Ricoh Company, Ltd. Voice signal coding method
US4959843A (en) * 1989-05-08 1990-09-25 Allied-Signal Inc. Content induced transaction overlap (CITO) block transmitter
DE69022705T2 (de) * 1989-12-29 1996-05-23 Philips Electronics Nv System zur Kodierung/Dekodierung von digitalen Signalen zur Übertragung und/oder Speicherung.
US5467393A (en) * 1993-11-24 1995-11-14 Ericsson Inc. Method and apparatus for volume and intelligibility control for a loudspeaker
JP3277705B2 (ja) * 1994-07-27 2002-04-22 ソニー株式会社 情報符号化装置及び方法、並びに情報復号化装置及び方法
JPH08237669A (ja) * 1995-02-28 1996-09-13 Sony Corp 画像信号処理装置、画像信号処理方法および画像信号復号化装置
US5822459A (en) * 1995-09-28 1998-10-13 Intel Corporation Method for processing wavelet bands
US6009191A (en) * 1996-02-15 1999-12-28 Intel Corporation Computer implemented method for compressing 48-bit pixels to 16-bit pixels
US5621674A (en) * 1996-02-15 1997-04-15 Intel Corporation Computer implemented method for compressing 24 bit pixels to 16 bit pixels
US5966438A (en) * 1996-03-05 1999-10-12 Ericsson Inc. Method and apparatus for adaptive volume control for a radiotelephone
DE19625855C2 (de) * 1996-06-27 1998-06-10 Siemens Ag Verfahren und Signalauswerteeinrichtung zur Datenreduktion bei der Verarbeitung von Signalwerten mit einer digitalen Signalverarbeitungseinheit in einem Übertragungssystem
US5991278A (en) 1996-08-13 1999-11-23 Telogy Networks, Inc. Asymmetric modem communications system and method
US5887181A (en) * 1997-06-23 1999-03-23 Sun Microsystems, Inc. Method and apparatus for reducing a computational result to the range boundaries of an unsigned 8-bit integer in case of overflow
US6513055B1 (en) * 1999-10-29 2003-01-28 Visteon Global Technologies, Inc. Apparatus and method for data width reduction in automotive systems
DE10015257A1 (de) 2000-03-28 2001-10-04 Rohde & Schwarz Verfahren zum Übertragen von OFDM-Signalen
EP1532734A4 (en) 2002-06-05 2008-10-01 Sonic Focus Inc ACOUSTIC VIRTUAL REALITY ENGINE AND ADVANCED TECHNIQUES FOR IMPROVING THE DELIVERED SOUND
DE10309455B3 (de) * 2003-01-10 2004-07-15 Techem Development Gmbh Verfahren zur Einsparung von Speicherplatz für eine Folge numerischer Werte
DE102004026169A1 (de) * 2004-05-28 2005-12-22 Siemens Ag Codierverfahren, Codiervorrichtung und Datenpaket
CN101796579B (zh) * 2007-07-06 2014-12-10 法国电信公司 数字音频信号的分级编码
FR2938688A1 (fr) * 2008-11-18 2010-05-21 France Telecom Codage avec mise en forme du bruit dans un codeur hierarchique
CN102961132B (zh) * 2012-11-26 2015-02-18 重庆德领科技有限公司 一种无线表面肌电信号拾取装置及前端压缩方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723909A (en) * 1971-06-21 1973-03-27 J Condon Differential pulse code modulation system employing periodic modulator step modification
DE2355676C3 (de) * 1973-11-07 1979-01-18 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zur Übertragung von Signalen mit Differenz-Pulscodemodulation (DPCM)
IT1021020B (it) * 1974-05-27 1978-01-30 Telettra Lab Telefon Sistema e dispositivi di comunica zione con segnali codificati p.c.m. a ridondanza ridotta
US4205200A (en) * 1977-10-04 1980-05-27 Ncr Corporation Digital communications system utilizing controllable field size
US4352191A (en) * 1980-05-19 1982-09-28 Un Chong K Hybrid companding delta modulation system

Also Published As

Publication number Publication date
GB8408439D0 (en) 1984-05-10
GB2139834A (en) 1984-11-14
DE3411962C2 (enExample) 1988-05-05
US4633483A (en) 1986-12-30
DE3411962A1 (de) 1984-10-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980402