IN166145B - - Google Patents

Info

Publication number
IN166145B
IN166145B IN177/DEL/86A IN177DE1986A IN166145B IN 166145 B IN166145 B IN 166145B IN 177DE1986 A IN177DE1986 A IN 177DE1986A IN 166145 B IN166145 B IN 166145B
Authority
IN
India
Application number
IN177/DEL/86A
Other languages
English (en)
Inventor
Terrance Matzuk
Original Assignee
Dymax Corp
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 Dymax Corp filed Critical Dymax Corp
Publication of IN166145B publication Critical patent/IN166145B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/895—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum
    • G01S15/8954—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum using a broad-band spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
IN177/DEL/86A 1985-03-04 1986-02-28 IN166145B (US07190941-20070313-P00001.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70758485A 1985-03-04 1985-03-04

Publications (1)

Publication Number Publication Date
IN166145B true IN166145B (US07190941-20070313-P00001.png) 1990-03-17

Family

ID=24842285

Family Applications (1)

Application Number Title Priority Date Filing Date
IN177/DEL/86A IN166145B (US07190941-20070313-P00001.png) 1985-03-04 1986-02-28

Country Status (5)

Country Link
EP (1) EP0193899B1 (US07190941-20070313-P00001.png)
JP (1) JPS61253047A (US07190941-20070313-P00001.png)
CN (1) CN86102114A (US07190941-20070313-P00001.png)
DE (1) DE3671977D1 (US07190941-20070313-P00001.png)
IN (1) IN166145B (US07190941-20070313-P00001.png)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63277045A (ja) * 1987-03-11 1988-11-15 Tokyo Keiki Co Ltd 超音波医用診断装置
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
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
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
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
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
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
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
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
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
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
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
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US6827686B2 (en) * 2002-08-21 2004-12-07 Koninklijke Philips Electronics N.V. System and method for improved harmonic imaging
EP2578162B1 (en) * 2010-06-04 2019-04-03 Hitachi, Ltd. Ultrasound diagnosis device
CN105278438B (zh) * 2014-06-24 2018-04-24 上海梅山钢铁股份有限公司 一种焦炉机车数据射频传送和监控的方法及监测器电路
CN106338710A (zh) * 2015-07-07 2017-01-18 天津市远卓自动化设备制造有限公司 一种提高船只航行安全防船只碰撞的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5823978B2 (ja) * 1975-11-11 1983-05-18 ソニー株式会社 チユ−ナ
DE2724437B1 (de) * 1977-05-31 1978-06-15 Siemens Ag Nach dem Impuls-Echo-Verfahren arbeitendes Ultraschall-Bildgeraet
US4352210A (en) * 1980-09-12 1982-09-28 General Electric Company Linear mixer with reduced spurious responses
US4442715A (en) * 1980-10-23 1984-04-17 General Electric Company Variable frequency ultrasonic system

Also Published As

Publication number Publication date
JPS61253047A (ja) 1986-11-10
EP0193899B1 (en) 1990-06-13
CN86102114A (zh) 1987-04-01
DE3671977D1 (de) 1990-07-19
EP0193899A1 (en) 1986-09-10

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