DE3679322D1 - Nachgefuehrter abtast-phasendetektor. - Google Patents

Nachgefuehrter abtast-phasendetektor.

Info

Publication number
DE3679322D1
DE3679322D1 DE8686308631T DE3679322T DE3679322D1 DE 3679322 D1 DE3679322 D1 DE 3679322D1 DE 8686308631 T DE8686308631 T DE 8686308631T DE 3679322 T DE3679322 T DE 3679322T DE 3679322 D1 DE3679322 D1 DE 3679322D1
Authority
DE
Germany
Prior art keywords
phase detector
scan phase
following scan
following
detector
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 - Fee Related
Application number
DE8686308631T
Other languages
English (en)
Inventor
Agoston Agoston
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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Application granted granted Critical
Publication of DE3679322D1 publication Critical patent/DE3679322D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller, or for passing one of the input signals as output signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • G01R25/08—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents by counting of standard pulses
DE8686308631T 1986-05-01 1986-11-05 Nachgefuehrter abtast-phasendetektor. Expired - Fee Related DE3679322D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/858,428 US4751468A (en) 1986-05-01 1986-05-01 Tracking sample and hold phase detector

Publications (1)

Publication Number Publication Date
DE3679322D1 true DE3679322D1 (de) 1991-06-20

Family

ID=25328300

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686308631T Expired - Fee Related DE3679322D1 (de) 1986-05-01 1986-11-05 Nachgefuehrter abtast-phasendetektor.

Country Status (4)

Country Link
US (1) US4751468A (de)
EP (1) EP0250683B1 (de)
JP (1) JPH0640111B2 (de)
DE (1) DE3679322D1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5192915A (en) * 1991-06-19 1993-03-09 Tektronix, Inc. Edge integrating phase detector
US5304939A (en) * 1991-06-28 1994-04-19 Digital Equipment Corporation Tracking peak detector
JPH05160691A (ja) * 1991-12-04 1993-06-25 Nikon Corp ２値化しきい値設定回路
DE69317200T2 (de) * 1992-10-22 1998-08-20 Koninkl Philips Electronics Nv Datenverarbeitungsschaltung
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US7515896B1 (en) * 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
KR20050106400A (ko) * 2003-01-17 2005-11-09 마그네틱 토크 인터네셔널, 엘티디. 토크 컨버터 및 이를 이용한 시스템
US7339984B1 (en) 2003-04-10 2008-03-04 Agilent Technologies, Inc. Method and apparatus for jitter measurement using phase and amplitude undersampling
US20100067607A1 (en) 2008-09-18 2010-03-18 Picosolve Inc. All-optical balanced detection system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3659117A (en) * 1970-10-06 1972-04-25 American Astrionics Inc Track and hold apparatus
US3737680A (en) * 1971-06-24 1973-06-05 Iwatsu Electric Co Ltd Gate circuit
SU477516A1 (ru) * 1973-05-03 1975-07-15 Проектно-конструкторское бюро Треста "Донецкуглеавтоматика" Фазовый детектор
GB2018068B (en) * 1978-03-31 1982-06-23 Caterpillar Tractor Co Digital tuning apparatus
US4216396A (en) * 1978-08-24 1980-08-05 Rca Corporation Sample-hold phase detector
US4219784A (en) * 1978-10-27 1980-08-26 Westinghouse Electric Corp. Phase detection system using sample and hold technique, and phase locked loop using such phase detection system
JPS56156995A (en) * 1980-05-06 1981-12-03 Nec Corp Sampling and holding circuit
JPS58182197A (ja) * 1982-04-16 1983-10-25 Hitachi Denshi Ltd 高速サンプルホ−ルド回路
US4518921A (en) * 1982-10-18 1985-05-21 At&T Bell Laboratories Track and hold circuit

Also Published As

Publication number Publication date
EP0250683B1 (de) 1991-05-15
EP0250683A1 (de) 1988-01-07
JPH0640111B2 (ja) 1994-05-25
JPS62261965A (ja) 1987-11-14
US4751468A (en) 1988-06-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee