FR2312137A1 - Systeme de commande numerique - Google Patents

Systeme de commande numerique

Info

Publication number
FR2312137A1
FR2312137A1 FR7615470A FR7615470A FR2312137A1 FR 2312137 A1 FR2312137 A1 FR 2312137A1 FR 7615470 A FR7615470 A FR 7615470A FR 7615470 A FR7615470 A FR 7615470A FR 2312137 A1 FR2312137 A1 FR 2312137A1
Authority
FR
France
Prior art keywords
control system
digital control
digital
control
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
FR7615470A
Other languages
English (en)
Other versions
FR2312137B1 (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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of FR2312137A1 publication Critical patent/FR2312137A1/fr
Application granted granted Critical
Publication of FR2312137B1 publication Critical patent/FR2312137B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/18—Control by auxiliary power
    • H03J1/20—Control by auxiliary power the auxiliary power being switched on as long as controlling current is switched on
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/02—Remote control of amplification, tone or bandwidth
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J9/00—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification
    • H03J9/04—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification using ultrasonic, sonic or infrasonic waves
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/661—Improving the reconstruction of the analogue output signal beyond the resolution of the digital input signal, e.g. by interpolation, by curve-fitting, by smoothing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/16—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps
    • H03M1/164—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages
    • H03M1/165—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit with scale factor modification, i.e. by changing the amplification between the steps the steps being performed sequentially in series-connected stages in which two or more residues with respect to different reference levels in a stage are used as input signals for the next stage, i.e. multi-residue type

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Details Of Television Systems (AREA)
  • Control Of Electrical Variables (AREA)
  • Selective Calling Equipment (AREA)
FR7615470A 1975-05-23 1976-05-21 Systeme de commande numerique Granted FR2312137A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/580,680 US3961281A (en) 1975-05-23 1975-05-23 Digital control system

Publications (2)

Publication Number Publication Date
FR2312137A1 true FR2312137A1 (fr) 1976-12-17
FR2312137B1 FR2312137B1 (fr) 1982-10-22

Family

ID=24322096

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7615470A Granted FR2312137A1 (fr) 1975-05-23 1976-05-21 Systeme de commande numerique

Country Status (11)

Country Link
US (1) US3961281A (fr)
JP (1) JPS5828922B2 (fr)
AT (1) AT354536B (fr)
AU (1) AU497349B2 (fr)
CA (1) CA1035457A (fr)
DE (1) DE2622868C2 (fr)
FI (1) FI65518C (fr)
FR (1) FR2312137A1 (fr)
GB (1) GB1548640A (fr)
IT (1) IT1060023B (fr)
NL (1) NL7605481A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53124915A (en) * 1977-04-07 1978-10-31 Sony Corp Control circuit
US4151481A (en) * 1977-12-22 1979-04-24 Gte Sylvania Incorporated Digital gain control system
JPS56119516A (en) * 1980-02-25 1981-09-19 Sharp Corp Digital control system sound volume adjusting device
US4313089A (en) * 1980-03-31 1982-01-26 Motorola, Inc. Precision quadrature analog phase detector
JPS5843605A (ja) * 1981-09-09 1983-03-14 Nippon Gakki Seizo Kk 制御信号調節器
US4442351A (en) * 1981-10-05 1984-04-10 General Electric Company Optoelectronic incremental position encoder
JPS5879320A (ja) * 1981-11-05 1983-05-13 Arupain Kk 電子ボリウム
DE3225205A1 (de) * 1982-07-06 1984-01-19 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Verfahren zur einstellung von steuergroessen in rundfunk- und fernsehgeraeten
AU610522B2 (en) * 1986-09-16 1991-05-23 Mahua Nominees Pty Ltd Retrofit remote control apparatus
US4769708A (en) * 1987-04-23 1988-09-06 Rca Licensing Corporation Manual and automatic ambient light sensitive picture control for a television receiver
US4797932A (en) * 1987-11-23 1989-01-10 Ncr Corporation Speaker volume control apparatus and method
US5121076A (en) * 1991-05-06 1992-06-09 Thomson Consumer Electronics, Inc. Plural time constant signal control

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838414A (en) * 1972-08-03 1974-09-24 Motorola Inc Digital wave synthesizer
DE2423716A1 (de) * 1973-05-17 1974-12-05 Thorn Electrical Ind Ltd Fernsehempfaenger
USB411356I5 (fr) * 1973-10-31 1975-01-28

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541453A (en) * 1967-12-15 1970-11-17 Magnavox Co Automatic shut-off device
US3579138A (en) * 1969-08-25 1971-05-18 American Optical Corp Automatic gain presetting circuit
JPS49103078A (fr) * 1973-02-09 1974-09-28
DE2327148C3 (de) * 1973-05-28 1979-09-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren und Schaltungsanordnung zum schrittweisen Steuern von elektronischen Stellgliedern in n Schritten in Rundfunk- und/oder Fernsehgeräten

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838414A (en) * 1972-08-03 1974-09-24 Motorola Inc Digital wave synthesizer
DE2423716A1 (de) * 1973-05-17 1974-12-05 Thorn Electrical Ind Ltd Fernsehempfaenger
USB411356I5 (fr) * 1973-10-31 1975-01-28

Also Published As

Publication number Publication date
JPS51144550A (en) 1976-12-11
DE2622868C2 (de) 1982-12-30
FR2312137B1 (fr) 1982-10-22
GB1548640A (en) 1979-07-18
US3961281A (en) 1976-06-01
DE2622868A1 (de) 1976-11-25
AU497349B2 (en) 1978-12-07
AT354536B (de) 1979-01-10
NL7605481A (nl) 1976-11-25
IT1060023B (it) 1982-07-10
FI761370A (fr) 1976-11-24
FI65518B (fi) 1984-01-31
CA1035457A (fr) 1978-07-25
FI65518C (fi) 1984-05-10
AU1399876A (en) 1977-11-24
JPS5828922B2 (ja) 1983-06-18

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Legal Events

Date Code Title Description
ST Notification of lapse