DK94986A - Digital fremgangsmaade og apparat til programmerbar faseforskydningaf en audiotone - Google Patents

Digital fremgangsmaade og apparat til programmerbar faseforskydningaf en audiotone Download PDF

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Publication number
DK94986A
DK94986A DK94986A DK94986A DK94986A DK 94986 A DK94986 A DK 94986A DK 94986 A DK94986 A DK 94986A DK 94986 A DK94986 A DK 94986A DK 94986 A DK94986 A DK 94986A
Authority
DK
Denmark
Prior art keywords
audiotone
phase shift
programmable phase
digital procedure
procedure
Prior art date
Application number
DK94986A
Other languages
Danish (da)
English (en)
Other versions
DK94986D0 (da
Inventor
James Howard Elder
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of DK94986D0 publication Critical patent/DK94986D0/da
Publication of DK94986A publication Critical patent/DK94986A/da

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/48—Transmit/receive switching in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/20—Two-port phase shifters providing an adjustable phase shift
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/191—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using at least two different signals from the frequency divider or the counter for determining the time difference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
DK94986A 1985-03-01 1986-02-28 Digital fremgangsmaade og apparat til programmerbar faseforskydningaf en audiotone DK94986A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/707,375 US4626796A (en) 1985-03-01 1985-03-01 Digital apparatus and method for programmably phase shifting an audio tone

Publications (2)

Publication Number Publication Date
DK94986D0 DK94986D0 (da) 1986-02-28
DK94986A true DK94986A (da) 1986-09-02

Family

ID=24841455

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94986A DK94986A (da) 1985-03-01 1986-02-28 Digital fremgangsmaade og apparat til programmerbar faseforskydningaf en audiotone

Country Status (7)

Country Link
US (1) US4626796A (ja)
JP (1) JPH0779238B2 (ja)
KR (1) KR860007791A (ja)
DE (1) DE3605991A1 (ja)
DK (1) DK94986A (ja)
FR (1) FR2578371A1 (ja)
GB (1) GB2171864A (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987002490A1 (en) * 1985-10-17 1987-04-23 Ampex Corporation Digital-based phase control system
IT1184024B (it) * 1985-12-17 1987-10-22 Cselt Centro Studi Lab Telecom Perfezionamenti ai circuiti ad aggancio di fase numerici
NL8603249A (nl) * 1986-12-22 1988-07-18 Philips Nv Inrichting voor het decoderen van een stereomultiplexsignaal.
US4873491A (en) * 1987-10-19 1989-10-10 Wilkins Jeffrey K Phase shift circuit utilizing a variable time delay line
US4814727A (en) * 1987-12-18 1989-03-21 Unisys Corporation Wide-deviation tracking filter circuit
DE3821040C2 (de) * 1988-06-22 1996-11-28 Burkhard Prof Dr Ing Schiek Mehrstufiger Einseitenbandversetzer
US4885554A (en) * 1988-12-16 1989-12-05 Tektronix, Inc. Phase-offset signal generator
DE3918161A1 (de) * 1989-06-03 1990-12-06 Broadcast Television Syst Schaltung zur einstellung einer phasenverschiebung
JPH0396015A (ja) * 1989-09-08 1991-04-22 Oki Electric Ind Co Ltd 高速デジタルｐｌｌ装置
FI87026C (fi) * 1989-12-01 1992-11-10 Nokia Mobile Phones Ltd Pao en digital faslaosningskrets baserad frekvensdetektor
EP0472356B1 (en) * 1990-08-16 1994-03-30 Fujitsu Ten Limited Speech recognition apparatus for a vehicle, using a microphone arrangement to determine the seat from which a command is generated
US5206889A (en) * 1992-01-17 1993-04-27 Hewlett-Packard Company Timing interpolator
US5552750A (en) * 1995-09-05 1996-09-03 Motorola, Inc. Method and apparatus for determining an instantaneous phase difference between two signals
US5982807A (en) 1997-03-17 1999-11-09 Harris Corporation High data rate spread spectrum transceiver and associated methods
US6563858B1 (en) 1998-01-16 2003-05-13 Intersil Americas Inc. Method of performing antenna diversity in spread spectrum in wireless local area network
US6603801B1 (en) 1998-01-16 2003-08-05 Intersil Americas Inc. Spread spectrum transceiver for use in wireless local area network and having multipath mitigation
DE19802065B4 (de) * 1998-01-21 2014-04-30 Continental Automotive Gmbh Taktmodulator für ein Digitalsystem
US6275072B1 (en) * 1999-10-07 2001-08-14 Velio Communications, Inc. Combined phase comparator and charge pump circuit
US6952431B1 (en) 1999-10-28 2005-10-04 Rambus Inc. Clock multiplying delay-locked loop for data communications
US6674772B1 (en) * 1999-10-28 2004-01-06 Velio Communicaitons, Inc. Data communications circuit with multi-stage multiplexing
US7233217B2 (en) 2001-08-23 2007-06-19 Andrew Corporation Microstrip phase shifter
CN1720636A (zh) 2002-11-08 2006-01-11 Ems技术公司 可变功率分配器
US7221239B2 (en) 2002-11-08 2007-05-22 Andrew Corporation Variable power divider

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021757A (en) * 1976-04-08 1977-05-03 Rca Corporation Phase lock-loop modulator using an arithmetic synthesizer
JPS613161Y2 (ja) * 1977-10-19 1986-01-31
JPS59101926A (ja) * 1982-12-02 1984-06-12 Fujitsu Ltd クロツク発生回路
GB2140234B (en) * 1983-05-17 1986-07-23 Marconi Instruments Ltd Signal generators

Also Published As

Publication number Publication date
FR2578371A1 (fr) 1986-09-05
DK94986D0 (da) 1986-02-28
US4626796A (en) 1986-12-02
GB8604218D0 (en) 1986-03-26
JPS61234624A (ja) 1986-10-18
KR860007791A (ko) 1986-10-17
GB2171864A (en) 1986-09-03
DE3605991A1 (de) 1986-09-04
JPH0779238B2 (ja) 1995-08-23

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment