JPH0226403B2 - - Google Patents

Info

Publication number
JPH0226403B2
JPH0226403B2 JP54074128A JP7412879A JPH0226403B2 JP H0226403 B2 JPH0226403 B2 JP H0226403B2 JP 54074128 A JP54074128 A JP 54074128A JP 7412879 A JP7412879 A JP 7412879A JP H0226403 B2 JPH0226403 B2 JP H0226403B2
Authority
JP
Japan
Prior art keywords
circuit
digital
analog
output
value
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 - Lifetime
Application number
JP54074128A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55166333A (en
Inventor
Yoshihiko Akaiwa
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP7412879A priority Critical patent/JPS55166333A/ja
Publication of JPS55166333A publication Critical patent/JPS55166333A/ja
Publication of JPH0226403B2 publication Critical patent/JPH0226403B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • G06F1/0328—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers in which the phase increment is adjustable, e.g. by using an adder-accumulator
    • G06F1/0335—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers in which the phase increment is adjustable, e.g. by using an adder-accumulator the phase increment itself being a composed function of two or more variables, e.g. frequency and phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP7412879A 1979-06-12 1979-06-12 Digital phase modulator Granted JPS55166333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7412879A JPS55166333A (en) 1979-06-12 1979-06-12 Digital phase modulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7412879A JPS55166333A (en) 1979-06-12 1979-06-12 Digital phase modulator

Publications (2)

Publication Number Publication Date
JPS55166333A JPS55166333A (en) 1980-12-25
JPH0226403B2 true JPH0226403B2 (de) 1990-06-11

Family

ID=13538239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7412879A Granted JPS55166333A (en) 1979-06-12 1979-06-12 Digital phase modulator

Country Status (1)

Country Link
JP (1) JPS55166333A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4584541A (en) * 1984-12-28 1986-04-22 Rca Corporation Digital modulator with variations of phase and amplitude modulation
US4628286A (en) * 1985-04-17 1986-12-09 Rca Corporation Digital frequency modulator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243308A (en) * 1975-10-01 1977-04-05 Fujitsu Ltd Signal transmitting system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243308A (en) * 1975-10-01 1977-04-05 Fujitsu Ltd Signal transmitting system

Also Published As

Publication number Publication date
JPS55166333A (en) 1980-12-25

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