GB2142205B - Digital pulse-width/pulse frequency modulator - Google Patents

Digital pulse-width/pulse frequency modulator

Info

Publication number
GB2142205B
GB2142205B GB08413235A GB8413235A GB2142205B GB 2142205 B GB2142205 B GB 2142205B GB 08413235 A GB08413235 A GB 08413235A GB 8413235 A GB8413235 A GB 8413235A GB 2142205 B GB2142205 B GB 2142205B
Authority
GB
United Kingdom
Prior art keywords
pulse
width
frequency modulator
digital
pulse 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.)
Expired
Application number
GB08413235A
Other languages
English (en)
Other versions
GB2142205A (en
GB8413235D0 (en
Inventor
Wolfgang Schreiber
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.)
Airbus Defence and Space GmbH
Original Assignee
Messerschmitt Bolkow Blohm 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 Messerschmitt Bolkow Blohm AG filed Critical Messerschmitt Bolkow Blohm AG
Publication of GB8413235D0 publication Critical patent/GB8413235D0/en
Publication of GB2142205A publication Critical patent/GB2142205A/en
Application granted granted Critical
Publication of GB2142205B publication Critical patent/GB2142205B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/62—Performing operations exclusively by counting total number of pulses ; Multiplication, division or derived operations using combined denominational and incremental processing by counters, i.e. without column shift
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/10—Combined modulation, e.g. rate modulation and amplitude modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB08413235A 1983-05-27 1984-05-23 Digital pulse-width/pulse frequency modulator Expired GB2142205B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833319300 DE3319300A1 (de) 1983-05-27 1983-05-27 Digitaler pulsweiten-pulsfrequenzmodulator (pwpf-modulator)

Publications (3)

Publication Number Publication Date
GB8413235D0 GB8413235D0 (en) 1984-06-27
GB2142205A GB2142205A (en) 1985-01-09
GB2142205B true GB2142205B (en) 1987-01-21

Family

ID=6200055

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08413235A Expired GB2142205B (en) 1983-05-27 1984-05-23 Digital pulse-width/pulse frequency modulator

Country Status (4)

Country Link
DE (1) DE3319300A1 (it)
FR (1) FR2546688B1 (it)
GB (1) GB2142205B (it)
IT (1) IT1176210B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4210966C2 (de) * 1992-04-02 1994-06-23 Deutsche Aerospace Verfahren zur digitalen Modulation
US5289141A (en) * 1992-10-13 1994-02-22 Motorola, Inc. Method and apparatus for digital modulation using concurrent pulse addition and subtraction

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843922B2 (ja) * 1975-02-24 1983-09-30 ソニー株式会社 パルスハバヘンチヨウゾウフクカイロ

Also Published As

Publication number Publication date
DE3319300C2 (it) 1988-07-21
IT1176210B (it) 1987-08-18
GB2142205A (en) 1985-01-09
FR2546688B1 (fr) 1991-03-15
GB8413235D0 (en) 1984-06-27
IT8421094A0 (it) 1984-05-25
DE3319300A1 (de) 1984-11-29
IT8421094A1 (it) 1985-11-25
FR2546688A1 (fr) 1984-11-30

Similar Documents

Publication Publication Date Title
DE3467961D1 (en) Zero if frequency modulator
IL73305A0 (en) Push-pull converter
DE3474888D1 (en) Frequency converter
DE3276649D1 (en) Pulse modulator
AU572592B2 (en) Field frequency conversion
DE3476923D1 (en) Digital pulse compression filter
GB2151906B (en) Semiprecious-stone-like hard paste
EP0351153A3 (en) Frequency modulator
EP0249270A3 (en) Pulse width modulator
GB8620427D0 (en) Modulator
IL72925A0 (en) Pulse width modulated inverter
GB2142205B (en) Digital pulse-width/pulse frequency modulator
GB8514160D0 (en) Am pulse duration modulator
GB8507037D0 (en) Digital converter
GB8801259D0 (en) Digital modulator
EP0248297A3 (en) Digital pulse width modulator
GB2211039B (en) Digital frequency converter
SU1148106A1 (en) Pulse-width modulator
SU1154649A1 (en) Pulse-width modulator
SU1157678A1 (en) Pulse-width modulator
SU1204115A1 (ru) Импульсный модулятор
GB8512928D0 (en) Digital converter
BG35735A1 (en) Frequency modulator
CS747583A2 (en) Connection of digital system with pulse width comparison
BG35731A1 (en) Monostrip modulator

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940523