DE2362975A1 - Synchro-datenuebertragungseinrichtung - Google Patents

Synchro-datenuebertragungseinrichtung

Info

Publication number
DE2362975A1
DE2362975A1 DE2362975A DE2362975A DE2362975A1 DE 2362975 A1 DE2362975 A1 DE 2362975A1 DE 2362975 A DE2362975 A DE 2362975A DE 2362975 A DE2362975 A DE 2362975A DE 2362975 A1 DE2362975 A1 DE 2362975A1
Authority
DE
Germany
Prior art keywords
devices
gain
frequency
data transmission
respond
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.)
Withdrawn
Application number
DE2362975A
Other languages
German (de)
English (en)
Inventor
James Robert Erspamer
George Winfield Snyder
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.)
Unisys Corp
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of DE2362975A1 publication Critical patent/DE2362975A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • G01C17/30—Earth-inductor compasses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/38—Testing, calibrating, or compensating of compasses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/025—Compensating stray fields
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/38—Electric signal transmission systems using dynamo-electric devices
    • G08C19/46—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings
    • G08C19/48—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings being the type with a three-phase stator and a rotor fed by constant-frequency AC, e.g. selsyn, magslip
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0047—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using photo-electric elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE2362975A 1972-12-26 1973-12-18 Synchro-datenuebertragungseinrichtung Withdrawn DE2362975A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31814472A 1972-12-26 1972-12-26

Publications (1)

Publication Number Publication Date
DE2362975A1 true DE2362975A1 (de) 1974-06-27

Family

ID=23236847

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2362975A Withdrawn DE2362975A1 (de) 1972-12-26 1973-12-18 Synchro-datenuebertragungseinrichtung

Country Status (6)

Country Link
US (1) US3784753A (https=)
JP (1) JPS5335742B2 (https=)
DE (1) DE2362975A1 (https=)
FR (1) FR2212067A5 (https=)
GB (1) GB1449869A (https=)
IT (1) IT1000203B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554190A1 (de) * 1974-12-02 1976-08-12 Sperry Rand Corp Magnetkompass-datenuebertragungssystem

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57125173A (en) * 1981-04-02 1982-08-04 Yoshino Kogyosho Co Ltd Unsealing mechanism
CA1220279A (en) * 1985-06-20 1987-04-07 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Precision magnetometer orientation device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619511A (en) * 1969-07-17 1971-11-09 North American Rockwell Data normalizing apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554190A1 (de) * 1974-12-02 1976-08-12 Sperry Rand Corp Magnetkompass-datenuebertragungssystem

Also Published As

Publication number Publication date
IT1000203B (it) 1976-03-30
JPS4991666A (https=) 1974-09-02
US3784753A (en) 1974-01-08
GB1449869A (en) 1976-09-15
JPS5335742B2 (https=) 1978-09-28
IT7354121A1 (it) 1975-06-06
FR2212067A5 (https=) 1974-07-19

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SPERRY CORP., 10104 NEW YORK, N.Y., US

8139 Disposal/non-payment of the annual fee