GB8928434D0 - A signal generator - Google Patents

A signal generator

Info

Publication number
GB8928434D0
GB8928434D0 GB898928434A GB8928434A GB8928434D0 GB 8928434 D0 GB8928434 D0 GB 8928434D0 GB 898928434 A GB898928434 A GB 898928434A GB 8928434 A GB8928434 A GB 8928434A GB 8928434 D0 GB8928434 D0 GB 8928434D0
Authority
GB
United Kingdom
Prior art keywords
signal generator
generator
signal
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
GB898928434A
Other versions
GB2239140A (en
GB2239140B (en
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.)
Motorola Solutions Israel Ltd
Original Assignee
Motorola Israel 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 Motorola Israel Ltd filed Critical Motorola Israel Ltd
Priority to GB8928434A priority Critical patent/GB2239140B/en
Publication of GB8928434D0 publication Critical patent/GB8928434D0/en
Publication of GB2239140A publication Critical patent/GB2239140A/en
Application granted granted Critical
Publication of GB2239140B publication Critical patent/GB2239140B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H7/00—Instruments in which the tones are synthesised from a data store, e.g. computer organs
    • G10H7/02—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories
    • G10H7/06—Instruments in which the tones are synthesised from a data store, e.g. computer organs in which amplitudes at successive sample points of a tone waveform are stored in one or more memories in which amplitudes are read at a fixed rate, the read-out address varying stepwise by a given value, e.g. according to pitch
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Electrophonic Musical Instruments (AREA)
GB8928434A 1989-12-16 1989-12-16 A signal generator Expired - Fee Related GB2239140B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8928434A GB2239140B (en) 1989-12-16 1989-12-16 A signal generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8928434A GB2239140B (en) 1989-12-16 1989-12-16 A signal generator

Publications (3)

Publication Number Publication Date
GB8928434D0 true GB8928434D0 (en) 1990-02-21
GB2239140A GB2239140A (en) 1991-06-19
GB2239140B GB2239140B (en) 1993-12-22

Family

ID=10668046

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8928434A Expired - Fee Related GB2239140B (en) 1989-12-16 1989-12-16 A signal generator

Country Status (1)

Country Link
GB (1) GB2239140B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308248B (en) * 1995-12-12 1998-02-11 Holtek Microelectronics Inc Waveform-generating apparatus
JP4568536B2 (en) 2004-03-17 2010-10-27 ソニー株式会社 Measuring device, measuring method, program
JP4273344B2 (en) 2005-04-20 2009-06-03 ソニー株式会社 Test tone signal forming method and circuit, sound field correcting method and sound field correcting apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2208584A5 (en) * 1972-11-29 1974-06-21 Ibm France
IT1071700B (en) * 1976-09-22 1985-04-10 Face Standard Spa DEVICE SUITABLE FOR THE DIGITAL GENERATION OF SINUSOIDAL SIGNALS IN TELECOMMUNICATIONS EQUIPMENT
JP3041484B2 (en) * 1988-03-09 2000-05-15 セイコーエプソン株式会社 Sound signal generator and musical sound generator using the same

Also Published As

Publication number Publication date
GB2239140A (en) 1991-06-19
GB2239140B (en) 1993-12-22

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Legal Events

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

Effective date: 19991216