HK54594A - Subband encoding method and apparatus - Google Patents

Subband encoding method and apparatus

Info

Publication number
HK54594A
HK54594A HK54594A HK54594A HK54594A HK 54594 A HK54594 A HK 54594A HK 54594 A HK54594 A HK 54594A HK 54594 A HK54594 A HK 54594A HK 54594 A HK54594 A HK 54594A
Authority
HK
Hong Kong
Prior art keywords
encoding method
subband encoding
subband
encoding
Prior art date
Application number
HK54594A
Other languages
English (en)
Inventor
Craig Francis Szczutkowski
Richard Louis Zinser Jr
Satish Kappagantula
Eugene Harold Peterson Iii
Original Assignee
Ericsson Ge Mobile Communicat
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 US06/661,598 external-priority patent/US4622680A/en
Priority claimed from US06/661,733 external-priority patent/US4757536A/en
Priority claimed from US06/661,740 external-priority patent/US5051991A/en
Priority claimed from US06/661,597 external-priority patent/US4817146A/en
Application filed by Ericsson Ge Mobile Communicat filed Critical Ericsson Ge Mobile Communicat
Publication of HK54594A publication Critical patent/HK54594A/xx

Links

Classifications

    • 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
    • H04B1/667—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 using a division in frequency subbands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
HK54594A 1984-10-17 1994-05-24 Subband encoding method and apparatus HK54594A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/661,598 US4622680A (en) 1984-10-17 1984-10-17 Hybrid subband coder/decoder method and apparatus
US06/661,733 US4757536A (en) 1984-10-17 1984-10-17 Method and apparatus for transceiving cryptographically encoded digital data
US06/661,740 US5051991A (en) 1984-10-17 1984-10-17 Method and apparatus for efficient digital time delay compensation in compressed bandwidth signal processing
US06/661,597 US4817146A (en) 1984-10-17 1984-10-17 Cryptographic digital signal transceiver method and apparatus

Publications (1)

Publication Number Publication Date
HK54594A true HK54594A (en) 1994-06-03

Family

ID=27505309

Family Applications (1)

Application Number Title Priority Date Filing Date
HK54594A HK54594A (en) 1984-10-17 1994-05-24 Subband encoding method and apparatus

Country Status (5)

Country Link
EP (1) EP0178608B1 (xx)
JP (1) JP2571761B2 (xx)
KR (1) KR940004461B1 (xx)
DE (1) DE3587710T2 (xx)
HK (1) HK54594A (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4893339A (en) * 1986-09-03 1990-01-09 Motorola, Inc. Secure communication system
US4905234A (en) * 1987-06-03 1990-02-27 General Electric Company Apparatus and method for transmitting digital data over a radio communications channel
US4979188A (en) * 1988-04-29 1990-12-18 Motorola, Inc. Spectrally efficient method for communicating an information signal
US4910777A (en) * 1988-09-20 1990-03-20 At&T Bell Laboratories Packet switching architecture providing encryption across packets
NL9000338A (nl) * 1989-06-02 1991-01-02 Koninkl Philips Electronics Nv Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting.
EP0554934B1 (en) * 1992-02-03 2001-11-21 Koninklijke Philips Electronics N.V. Transmission of digital wideband signals
BE1007617A3 (nl) * 1993-10-11 1995-08-22 Philips Electronics Nv Transmissiesysteem met gebruik van verschillende codeerprincipes.
US6411714B1 (en) 1995-09-13 2002-06-25 Hitachi, Ltd. Data decompression/decryption method and system
US6122378A (en) * 1995-09-13 2000-09-19 Hitachi, Ltd. Data compression/encryption method and system
DE19906223B4 (de) * 1999-02-15 2004-07-08 Siemens Ag Verfahren und Funk-Kommunikationssystem zur Sprachübertragung, insbesondere für digitale Mobilkummunikationssysteme
DE102008021360A1 (de) * 2008-04-29 2009-11-05 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Erkennen eines Lagerschadens

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027243A (en) * 1975-05-12 1977-05-31 General Electric Company Message generator for a controlled radio transmitter and receiver
GB2086106B (en) * 1980-10-13 1984-06-27 Motorola Ltd Pager decoding system with intelligent synchronisation circuit
JPS594718B2 (ja) * 1981-05-06 1984-01-31 日本電信電話株式会社 音声符号化方式
US4434323A (en) * 1981-06-29 1984-02-28 Motorola, Inc. Scrambler key code synchronizer
US4455649A (en) * 1982-01-15 1984-06-19 International Business Machines Corporation Method and apparatus for efficient statistical multiplexing of voice and data signals
EP0111612B1 (fr) * 1982-11-26 1987-06-24 International Business Machines Corporation Procédé et dispositif de codage d'un signal vocal

Also Published As

Publication number Publication date
EP0178608A3 (en) 1988-08-10
JP2571761B2 (ja) 1997-01-16
KR940004461B1 (ko) 1994-05-25
DE3587710T2 (de) 1994-04-28
EP0178608A2 (en) 1986-04-23
DE3587710D1 (de) 1994-02-10
KR860003717A (ko) 1986-05-28
JPS6198035A (ja) 1986-05-16
EP0178608B1 (en) 1993-12-29

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)