AU2240797A - Dithered clock circuit for reduced radio interference - Google Patents

Dithered clock circuit for reduced radio interference

Info

Publication number
AU2240797A
AU2240797A AU22407/97A AU2240797A AU2240797A AU 2240797 A AU2240797 A AU 2240797A AU 22407/97 A AU22407/97 A AU 22407/97A AU 2240797 A AU2240797 A AU 2240797A AU 2240797 A AU2240797 A AU 2240797A
Authority
AU
Australia
Prior art keywords
clock circuit
radio interference
reduced radio
dithered clock
dithered
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.)
Abandoned
Application number
AU22407/97A
Inventor
Clinton Charles Turner
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.)
SKAGGS TELECOMMUNICATIONS SERVICE Inc
Original Assignee
SKAGGS TELECOMMUNICATIONS SERV
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 SKAGGS TELECOMMUNICATIONS SERV filed Critical SKAGGS TELECOMMUNICATIONS SERV
Publication of AU2240797A publication Critical patent/AU2240797A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • 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
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B1/00—Details
    • H03B1/04—Reducing undesired oscillations, e.g. harmonics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2215/00—Reducing interference at the transmission system level
    • H04B2215/064—Reduction of clock or synthesizer reference frequency harmonics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2215/00—Reducing interference at the transmission system level
    • H04B2215/064—Reduction of clock or synthesizer reference frequency harmonics
    • H04B2215/067—Reduction of clock or synthesizer reference frequency harmonics by modulation dispersion

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
AU22407/97A 1996-05-06 1996-12-30 Dithered clock circuit for reduced radio interference Abandoned AU2240797A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US64369396A 1996-05-06 1996-05-06
US08643693 1996-05-06
PCT/US1996/020826 WO1997042703A1 (en) 1996-05-06 1996-12-30 Dithered clock circuit for reduced radio interference

Publications (1)

Publication Number Publication Date
AU2240797A true AU2240797A (en) 1997-11-26

Family

ID=24581896

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22407/97A Abandoned AU2240797A (en) 1996-05-06 1996-12-30 Dithered clock circuit for reduced radio interference

Country Status (2)

Country Link
AU (1) AU2240797A (en)
WO (1) WO1997042703A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7305020B2 (en) * 2002-02-04 2007-12-04 Vizionware, Inc. Method and system of reducing electromagnetic interference emissions

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507796A (en) * 1982-10-20 1985-03-26 Printronix, Inc. Electronic apparatus having low radio frequency interference from system clock signal
US4996684A (en) * 1989-07-06 1991-02-26 Northern Telecom Limited Electronic systems and effective reduction of electromagnetic interference energy propagation from electronic systems
US5263055A (en) * 1991-11-04 1993-11-16 Motorola, Inc. Apparatus and method for reducing harmonic interference generated by a clock signal

Also Published As

Publication number Publication date
WO1997042703A1 (en) 1997-11-13

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