FR2323274A1 - Circuit recepteur de donnees - Google Patents

Circuit recepteur de donnees

Info

Publication number
FR2323274A1
FR2323274A1 FR7626849A FR7626849A FR2323274A1 FR 2323274 A1 FR2323274 A1 FR 2323274A1 FR 7626849 A FR7626849 A FR 7626849A FR 7626849 A FR7626849 A FR 7626849A FR 2323274 A1 FR2323274 A1 FR 2323274A1
Authority
FR
France
Prior art keywords
data receiver
receiver circuit
circuit
data
receiver
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.)
Granted
Application number
FR7626849A
Other languages
English (en)
Other versions
FR2323274B1 (fr
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of FR2323274A1 publication Critical patent/FR2323274A1/fr
Application granted granted Critical
Publication of FR2323274B1 publication Critical patent/FR2323274B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FR7626849A 1975-09-08 1976-09-07 Circuit recepteur de donnees Granted FR2323274A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/611,366 US4039749A (en) 1975-09-08 1975-09-08 Spread spectrum demodulator

Publications (2)

Publication Number Publication Date
FR2323274A1 true FR2323274A1 (fr) 1977-04-01
FR2323274B1 FR2323274B1 (fr) 1981-04-30

Family

ID=24448738

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7626849A Granted FR2323274A1 (fr) 1975-09-08 1976-09-07 Circuit recepteur de donnees

Country Status (6)

Country Link
US (1) US4039749A (fr)
JP (1) JPS5233409A (fr)
CA (1) CA1066779A (fr)
DE (1) DE2640298C2 (fr)
FR (1) FR2323274A1 (fr)
GB (1) GB1510903A (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091410A (en) * 1976-11-08 1978-05-23 Zenith Radio Corporation Frequency and phase lock loop synchronous detecting system having a pair of phase lock conditions
US4149121A (en) * 1977-06-23 1979-04-10 Ncr Corporation Four phase to two phase correlator
DE2742696C2 (de) * 1977-09-22 1979-11-15 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltung zur Synchronisation eines empfängerseilig angeordneten Pseudozufallsgenerators für Nachrichtenübertragungssysteme mit pseudozufälliger Phasensprungmodulation
US4215239A (en) * 1977-12-05 1980-07-29 E-Systems, Inc. Apparatus for the acquisition of a carrier frequency and symbol timing lock
US4189677A (en) * 1978-03-13 1980-02-19 Purdue Research Foundation Demodulator unit for spread spectrum apparatus utilized in a cellular mobile communication system
US4291409A (en) * 1978-06-20 1981-09-22 The Mitre Corporation Spread spectrum communications method and apparatus
US4203070A (en) * 1978-08-08 1980-05-13 The Charles Stark Draper Laboratory, Inc. Pseudo-random-number code detection and tracking system
US4279018A (en) * 1979-03-06 1981-07-14 Nasa PN Lock indicator for dithered PN code tracking loop
US4221005A (en) * 1979-05-21 1980-09-02 Nasa Pseudonoise code tracking loop
US4241312A (en) * 1979-07-27 1980-12-23 Barnes James R Self-calibrating threshold detector
JPS56103557A (en) * 1980-01-21 1981-08-18 Matsushita Electric Ind Co Ltd Receiving device
US4435821A (en) 1981-03-24 1984-03-06 Nippon Electric Co., Ltd. Receiver in a frequency hopping communication system
ATE36923T1 (de) * 1982-03-10 1988-09-15 Emi Ltd Nachrichtenverbindung ueber verrauschte leitungen.
GB8621875D0 (en) * 1986-09-11 1986-11-05 Emi Plc Thorn Signal receiver
US4888788A (en) * 1986-11-20 1989-12-19 Matsushita Electric Industrial Co., Ltd. Transmitting and receiving systems
GB2211053B (en) * 1987-10-09 1992-05-06 Clarion Co Ltd Spread spectrum communication receiver
US5255210A (en) * 1988-10-28 1993-10-19 The Regents Of The University Of California Self-coherence restoring signal extraction apparatus and method
US5299148A (en) * 1988-10-28 1994-03-29 The Regents Of The University Of California Self-coherence restoring signal extraction and estimation of signal direction of arrival
US5144639A (en) * 1989-09-08 1992-09-01 Clarion Co., Ltd. Spread-spectrum communication system
JP2500969Y2 (ja) * 1989-09-26 1996-06-12 ミサワホーム株式会社 プレファブ住宅ユニット
US5379456A (en) * 1991-02-05 1995-01-03 Whistler Corporation Multiplying saw phase shift envelope detector
US5146227A (en) * 1991-05-03 1992-09-08 Whistler Corporation Sweeping receiver
US5365550A (en) * 1991-07-18 1994-11-15 Pulse Electronics, Inc. Initial synchronization and tracking circuits for spread spectrum receivers
US5309483A (en) * 1991-09-16 1994-05-03 Motorola, Inc. Data recovery device
US5299236A (en) * 1992-11-13 1994-03-29 Toshiba America Information Systems, Inc. System and method for obtaining and maintaining synchronization of a demodulated signal
CN101252982B (zh) * 2005-07-05 2014-06-25 澳大利亚格林索斯股份有限公司 阳离子卤化物的制备和用途以及二氧化碳的吸纳
US11571261B2 (en) * 2020-04-22 2023-02-07 Medtronic Navigation, Inc. System and method for navigation
US11857267B2 (en) 2020-04-22 2024-01-02 Medtronic Navigation, Inc. System and method for navigation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350644A (en) * 1965-05-20 1967-10-31 Avco Corp Slip corrector means and method for multistation networks
US3478268A (en) * 1967-06-16 1969-11-11 Sylvania Electric Prod Suppression of strong interfering signals in a radio receiver
US3916313A (en) * 1974-11-25 1975-10-28 Us Navy PSK-FSK spread spectrum modulation/demodulation

Also Published As

Publication number Publication date
CA1066779A (fr) 1979-11-20
GB1510903A (en) 1978-05-17
JPS5233409A (en) 1977-03-14
DE2640298C2 (de) 1982-09-09
US4039749A (en) 1977-08-02
DE2640298A1 (de) 1977-03-17
FR2323274B1 (fr) 1981-04-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse