DE3323608C2 - - Google Patents

Info

Publication number
DE3323608C2
DE3323608C2 DE19833323608 DE3323608A DE3323608C2 DE 3323608 C2 DE3323608 C2 DE 3323608C2 DE 19833323608 DE19833323608 DE 19833323608 DE 3323608 A DE3323608 A DE 3323608A DE 3323608 C2 DE3323608 C2 DE 3323608C2
Authority
DE
Germany
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
DE19833323608
Other languages
German (de)
Other versions
DE3323608A1 (de
Inventor
Hans-Werner Dr. 8000 Muenchen De Rudolf
Monika 8164 Hausham De Stadler
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Priority to DE19833323608 priority Critical patent/DE3323608A1/de
Priority to AT139184A priority patent/AT387681B/de
Priority to CH266384A priority patent/CH663506A5/de
Publication of DE3323608A1 publication Critical patent/DE3323608A1/de
Application granted granted Critical
Publication of DE3323608C2 publication Critical patent/DE3323608C2/de
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2101/00—Indexing scheme relating to the type of digital function generated
    • G06F2101/04—Trigonometric functions

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Supply Of Signal Current (AREA)
DE19833323608 1983-06-30 1983-06-30 Verfahren zur unterdrueckung von quantisierungsgeraeuschen bei der uebertragung sinusfoermiger hoertoene in einem digitalen fernmeldesystem Granted DE3323608A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19833323608 DE3323608A1 (de) 1983-06-30 1983-06-30 Verfahren zur unterdrueckung von quantisierungsgeraeuschen bei der uebertragung sinusfoermiger hoertoene in einem digitalen fernmeldesystem
AT139184A AT387681B (de) 1983-06-30 1984-04-26 Verfahren zur erzeugung von sinusfoermigen hoertoenen in einem digitalen fernmeldesystem
CH266384A CH663506A5 (de) 1983-06-30 1984-05-30 Verfahren zur unterdrueckung von quantisierungsgeraeuschen bei der uebertragung sinusfoermiger hoertoene in einem digitalen fernmeldesystem.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833323608 DE3323608A1 (de) 1983-06-30 1983-06-30 Verfahren zur unterdrueckung von quantisierungsgeraeuschen bei der uebertragung sinusfoermiger hoertoene in einem digitalen fernmeldesystem

Publications (2)

Publication Number Publication Date
DE3323608A1 DE3323608A1 (de) 1985-01-17
DE3323608C2 true DE3323608C2 (pt) 1987-05-14

Family

ID=6202800

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833323608 Granted DE3323608A1 (de) 1983-06-30 1983-06-30 Verfahren zur unterdrueckung von quantisierungsgeraeuschen bei der uebertragung sinusfoermiger hoertoene in einem digitalen fernmeldesystem

Country Status (3)

Country Link
AT (1) AT387681B (pt)
CH (1) CH663506A5 (pt)
DE (1) DE3323608A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61225929A (ja) * 1985-03-30 1986-10-07 Fujitsu Ltd デイジタルト−ンの生成方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2098528A5 (pt) * 1970-07-17 1972-03-10 Lannionnais Electronique

Also Published As

Publication number Publication date
AT387681B (de) 1989-02-27
ATA139184A (de) 1988-07-15
CH663506A5 (de) 1987-12-15
DE3323608A1 (de) 1985-01-17

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee