IT1019518B - Metodo per la sincronizzazione di un sistema di trasmissione - Google Patents

Metodo per la sincronizzazione di un sistema di trasmissione

Info

Publication number
IT1019518B
IT1019518B IT30428/71A IT3042871A IT1019518B IT 1019518 B IT1019518 B IT 1019518B IT 30428/71 A IT30428/71 A IT 30428/71A IT 3042871 A IT3042871 A IT 3042871A IT 1019518 B IT1019518 B IT 1019518B
Authority
IT
Italy
Prior art keywords
synchronization
transmission system
transmission
Prior art date
Application number
IT30428/71A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1019518B publication Critical patent/IT1019518B/it

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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
IT30428/71A 1970-11-06 1971-10-27 Metodo per la sincronizzazione di un sistema di trasmissione IT1019518B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2054734A DE2054734C1 (de) 1970-11-06 1970-11-06 Verfahren zur Synchronisation eines Übertragungssystems

Publications (1)

Publication Number Publication Date
IT1019518B true IT1019518B (it) 1977-11-30

Family

ID=5787392

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30428/71A IT1019518B (it) 1970-11-06 1971-10-27 Metodo per la sincronizzazione di un sistema di trasmissione

Country Status (7)

Country Link
US (1) US4121159A (it)
CA (1) CA1033475A (it)
DE (1) DE2054734C1 (it)
FR (1) FR2354032A5 (it)
GB (1) GB1497859A (it)
IT (1) IT1019518B (it)
NL (1) NL160132C (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538281A (en) * 1982-05-06 1985-08-27 Rockwell International Corporation Adaptive acquisition of multiple access codes
JPS6393233A (ja) * 1986-10-08 1988-04-23 Oki Electric Ind Co Ltd スペクトル拡散通信システム
JPH0671241B2 (ja) * 1987-09-10 1994-09-07 株式会社ケンウッド スペクトラム拡散通信の初期同期方式
JPS6484933A (en) * 1987-09-26 1989-03-30 Kenwood Corp Receiver
US6693951B1 (en) 1990-06-25 2004-02-17 Qualcomm Incorporated System and method for generating signal waveforms in a CDMA cellular telephone system
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5260967A (en) * 1992-01-13 1993-11-09 Interdigital Technology Corporation CDMA/TDMA spread-spectrum communications system and method
US5930230A (en) 1996-05-28 1999-07-27 Qualcomm Incorporated High data rate CDMA wireless communication system
US6396804B2 (en) 1996-05-28 2002-05-28 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
US6388482B1 (en) 2000-06-21 2002-05-14 Infineon Technologies North America Corp. DLL lock scheme with multiple phase detection
AU2003203119A1 (en) * 2003-02-17 2004-09-06 Pp-Technologies Ag Methods and apparatus for measuring pressure profiles
US6980789B2 (en) * 2003-12-04 2005-12-27 Broadcom Corp. Divider module for use in an oscillation synthesizer
ATE449483T1 (de) * 2005-06-29 2009-12-15 Nxp Bv Synchronisationsschema mit adaptiver referenzfrequenzkorrektur
US10531052B2 (en) 2017-01-27 2020-01-07 Live Earth Imaging Enterprises, L.L.C. Real-time satellite imaging system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305636A (en) * 1963-05-14 1967-02-21 James E Webb Phase-shift data transmission system having a pseudo-noise sync code modulated with the data in a single channel
US3432619A (en) * 1963-07-31 1969-03-11 Ibm Random-access communication system employing pseudo-random signals
US3706933A (en) * 1963-09-17 1972-12-19 Sylvania Electric Prod Synchronizing systems in the presence of noise
US3475558A (en) * 1964-09-01 1969-10-28 Magnavox Co Time gated pseudonoise multiplexing system
US3447085A (en) * 1965-01-04 1969-05-27 Gen Dynamics Corp Synchronization of receiver time base in plural frequency differential phase shift system
US3509471A (en) * 1966-11-16 1970-04-28 Communications Satellite Corp Digital phase lock loop for bit timing recovery
US3617892A (en) * 1967-02-27 1971-11-02 Rca Corp Frequency modulation system for spreading radiated power
US3566268A (en) * 1968-02-09 1971-02-23 Nasa Rapid sync-acquisition system
US3588747A (en) * 1968-10-16 1971-06-28 Gen Electric Wideband composite frequency modulator
US3665472A (en) * 1969-10-08 1972-05-23 Sperry Rand Corp Two-way communication system employing two-clock frequency pseudo-noise signal modulation
US3713025A (en) * 1969-12-04 1973-01-23 Avco Corp Phase slip corrector means and method for synchronization of pseudorandom generating means in multistation networks

Also Published As

Publication number Publication date
US4121159A (en) 1978-10-17
DE2054734C1 (de) 1980-10-23
NL160132C (nl) 1979-09-17
CA1033475A (en) 1978-06-20
GB1497859A (en) 1978-01-12
FR2354032A5 (fr) 1977-12-30
NL160132B (nl) 1979-04-17
NL7115043A (nl) 1977-11-30

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