JPS63283331A - 直交コード発生器システム，コード発生器を備えた無線機及びそのシステムのコード発生器 - Google Patents

直交コード発生器システム，コード発生器を備えた無線機及びそのシステムのコード発生器

Info

Publication number
JPS63283331A
JPS63283331A JP63092681A JP9268188A JPS63283331A JP S63283331 A JPS63283331 A JP S63283331A JP 63092681 A JP63092681 A JP 63092681A JP 9268188 A JP9268188 A JP 9268188A JP S63283331 A JPS63283331 A JP S63283331A
Authority
JP
Japan
Prior art keywords
generator
code
subcode
generators
frequency
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.)
Pending
Application number
JP63092681A
Other languages
English (en)
Japanese (ja)
Inventor
コルネリス・ヨハネス・アドリアヌス・ヤンセン
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.)
Thales Nederland BV
Original Assignee
Thales Nederland BV
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 Thales Nederland BV filed Critical Thales Nederland BV
Publication of JPS63283331A publication Critical patent/JPS63283331A/ja
Pending legal-status Critical Current

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
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7143—Arrangements for generation of hop patterns
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
JP63092681A 1987-04-17 1988-04-16 直交コード発生器システム，コード発生器を備えた無線機及びそのシステムのコード発生器 Pending JPS63283331A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8700930 1987-04-17
NL8700930A NL8700930A (nl) 1987-04-17 1987-04-17 Systeem van orthogonaal werkende codegeneratoren, radio's voorzien van een codegenerator en codegeneratoren van zo'n systeem.

Publications (1)

Publication Number Publication Date
JPS63283331A true JPS63283331A (ja) 1988-11-21

Family

ID=19849885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63092681A Pending JPS63283331A (ja) 1987-04-17 1988-04-16 直交コード発生器システム，コード発生器を備えた無線機及びそのシステムのコード発生器

Country Status (10)

Country Link
US (1) US4872200A (OSRAM)
EP (1) EP0287154B1 (OSRAM)
JP (1) JPS63283331A (OSRAM)
AT (1) ATE85483T1 (OSRAM)
AU (1) AU598357B2 (OSRAM)
CA (1) CA1315402C (OSRAM)
DE (1) DE3878008T2 (OSRAM)
ES (1) ES2037811T3 (OSRAM)
GR (1) GR3007283T3 (OSRAM)
NL (1) NL8700930A (OSRAM)

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Publication number Priority date Publication date Assignee Title
JPH06103873B2 (ja) * 1988-09-01 1994-12-14 三菱電機株式会社 直交系列発生方式
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US6693951B1 (en) 1990-06-25 2004-02-17 Qualcomm Incorporated System and method for generating signal waveforms in a CDMA cellular telephone system
US5210770A (en) * 1991-09-27 1993-05-11 Lockheed Missiles & Space Company, Inc. Multiple-signal spread-spectrum transceiver
JPH05145515A (ja) * 1991-11-19 1993-06-11 Canon Inc スペクトル拡散通信装置
FR2712444B1 (fr) * 1993-11-10 1995-12-29 Alcatel Mobile Comm France Procédé de construction d'un code d'étalement associé à un utilisateur d'un système de transmission numérique à accès multiple par répartition par codes et à séquence directe, et procédé correspondant de génération d'un tableau.
BR9506273A (pt) * 1994-07-29 1997-08-12 Qualcomm Inc Método para determinar a sincronização da sequência pn em um sistema de comunicação de espectro de propagação por sequência direta e aparelho e sistema para selecionar uma sequência de demodulação sincronizada
US6292476B1 (en) 1997-04-16 2001-09-18 Qualcomm Inc. Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
ZA961025B (en) * 1995-02-28 1996-07-16 Qualcomm Inc Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
TW347616B (en) 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
US6977967B1 (en) 1995-03-31 2005-12-20 Qualcomm Incorporated Method and apparatus for performing fast power control in a mobile communication system
US6137840A (en) * 1995-03-31 2000-10-24 Qualcomm Incorporated Method and apparatus for performing fast power control in a mobile communication system
US5805648A (en) * 1995-07-31 1998-09-08 Qualcomm Incorporated Method and apparatus for performing search acquisition in a CDMA communication system
US6396804B2 (en) 1996-05-28 2002-05-28 Qualcomm Incorporated High data rate CDMA wireless communication system
US5930230A (en) 1996-05-28 1999-07-27 Qualcomm Incorporated High data rate CDMA wireless communication system
US5926500A (en) * 1996-05-28 1999-07-20 Qualcomm Incorporated Reduced peak-to-average transmit power high data rate CDMA wireless communication system
US6678311B2 (en) 1996-05-28 2004-01-13 Qualcomm Incorporated High data CDMA wireless communication system using variable sized channel codes
US5859840A (en) * 1996-05-31 1999-01-12 Qualcomm Incorporated Spread spectrum communication system which defines channel groups comprising selected channels that are additional to a primary channel and transmits group messages during call set up
US5875391A (en) * 1996-07-25 1999-02-23 Unisite, Inc. Method of and apparatus for performing antenna cosite analysis
US5790589A (en) * 1996-08-14 1998-08-04 Qualcomm Incorporated System and method for rapidly reacquiring a pilot channel
US5893035A (en) * 1996-09-16 1999-04-06 Qualcomm Incorporated Centralized forward link power control
US6496543B1 (en) * 1996-10-29 2002-12-17 Qualcomm Incorporated Method and apparatus for providing high speed data communications in a cellular environment
US6173007B1 (en) 1997-01-15 2001-01-09 Qualcomm Inc. High-data-rate supplemental channel for CDMA telecommunications system
US7751370B2 (en) * 2001-07-13 2010-07-06 Qualcomm Incorporated Method and apparatus for forward link rate scheduling
US6335922B1 (en) 1997-02-11 2002-01-01 Qualcomm Incorporated Method and apparatus for forward link rate scheduling
US5991284A (en) 1997-02-13 1999-11-23 Qualcomm Inc. Subchannel control loop
CA2300064A1 (en) * 1997-08-14 1999-02-25 Siemens Aktiengesellschaft Method and device for generating a random number sequence for carrier frequencies of a mobile radio transmission
US6097972A (en) * 1997-08-29 2000-08-01 Qualcomm Incorporated Method and apparatus for processing power control signals in CDMA mobile telephone system
US6101173A (en) * 1998-03-16 2000-08-08 Qualcomm Incorporated Adaptive reacquisition time in a slotted paging environment
FI982203A7 (fi) * 1998-10-09 2000-04-10 Nokia Networks Oy Menetelmä ja generaattori generoida CDMA-radiojärjestelmän ortogonaalinen hajotuskoodi
US6735313B1 (en) * 1999-05-07 2004-05-11 Lucent Technologies Inc. Cryptographic method and apparatus for restricting access to transmitted programming content using hash functions and program identifiers
US6363060B1 (en) 1999-06-30 2002-03-26 Qualcomm Incorporated Method and apparatus for fast WCDMA acquisition
US8199696B2 (en) 2001-03-29 2012-06-12 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system

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Publication number Priority date Publication date Assignee Title
US3920894A (en) * 1974-03-11 1975-11-18 Bell Telephone Labor Inc Pseudo-random parallel word generator
NO141294C (no) * 1974-10-31 1980-02-06 Licentia Gmbh Fremgangsmaate ved frembringelse av slumpartede binaertegnfoelger
US4225935A (en) * 1977-08-30 1980-09-30 Sperry Corporation Coding method and system with enhanced security
US4308617A (en) * 1977-11-07 1981-12-29 The Bendix Corporation Noiselike amplitude and phase modulation coding for spread spectrum transmissions
US4341925A (en) * 1978-04-28 1982-07-27 Nasa Random digital encryption secure communication system
SU921059A1 (ru) * 1980-07-07 1982-04-15 Научно-исследовательский институт прикладных физических проблем им.А.Н.Севченко Генератор случайных чисел
SU947856A1 (ru) * 1980-09-22 1982-07-30 Минский радиотехнический институт Многоканальный параллельный генератор псевдослучайных чисел
FR2507844A1 (fr) * 1981-06-16 1982-12-17 Thomson Csf Procede et systeme de generation de lois temporelles pseudo-aleatoires orthogonales
US4694412A (en) * 1982-09-22 1987-09-15 Intel Corporation Random number generator for use in an authenticated read-only memory
US4667301A (en) * 1983-06-13 1987-05-19 Control Data Corporation Generator for pseudo-random numbers
US4685132A (en) * 1985-07-30 1987-08-04 Sperry Corporation Bent sequence code generator

Also Published As

Publication number Publication date
US4872200A (en) 1989-10-03
GR3007283T3 (OSRAM) 1993-07-30
AU1409588A (en) 1988-10-20
EP0287154A1 (en) 1988-10-19
DE3878008D1 (de) 1993-03-18
AU598357B2 (en) 1990-06-21
CA1315402C (en) 1993-03-30
ES2037811T3 (es) 1993-07-01
NL8700930A (nl) 1988-11-16
ATE85483T1 (de) 1993-02-15
EP0287154B1 (en) 1993-02-03
DE3878008T2 (de) 1993-07-01

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