IT1087398B - Sistema di telemetro ultrasonico per macchine fotografiche o da ripresa - Google Patents

Sistema di telemetro ultrasonico per macchine fotografiche o da ripresa

Info

Publication number: IT1087398B
Authority: IT; Italy
Prior art keywords: camera; telemeter system; ultrasonic; ultrasonic telemeter; telemeter
Prior art date: 1976-10-04

Application number

IT27949/77A

Other languages

English (en)

Original Assignee

Polaroid 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.)

1976-10-04

Filing date

1977-09-27

Publication date

1985-06-04

1977-09-27 Application filed by Polaroid Corp filed Critical Polaroid Corp

1985-06-04 Application granted granted Critical

1985-06-04 Publication of IT1087398B publication Critical patent/IT1087398B/it

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves
- 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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics
- G01S15/104—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics wherein the transmitted pulses use a frequency- or phase-modulated carrier wave

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Radar, Positioning & Navigation (AREA)
Remote Sensing (AREA)
Optics & Photonics (AREA)
Acoustics & Sound (AREA)
Computer Networks & Wireless Communication (AREA)
Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Focusing (AREA)
Automatic Focus Adjustment (AREA)
Rehabilitation Tools (AREA)

IT27949/77A 1976-10-04 1977-09-27 Sistema di telemetro ultrasonico per macchine fotografiche o da ripresa IT1087398B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US72939276A	1976-10-04	1976-10-04

Publications (1)

Publication Number	Publication Date
IT1087398B true IT1087398B (it)	1985-06-04

Family

ID=24930826

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT27949/77A IT1087398B (it)	1976-10-04	1977-09-27	Sistema di telemetro ultrasonico per macchine fotografiche o da ripresa

Country Status (8)

Country	Link
JP (1)	JPS6045378B2 (it)
AT (1)	AT370885B (it)
CA (1)	CA1120578A (it)
CH (1)	CH629312A5 (it)
DE (1)	DE2744092C3 (it)
FR (1)	FR2366582A1 (it)
GB (1)	GB1588927A (it)
IT (1)	IT1087398B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2801251A1 (de) *	1978-01-12	1979-07-19	Agfa Gevaert Ag	Vorrichtung zur scharfeinstellung des objektivs einer fotografischen oder kinematografischen kamera
US4315676A (en) *	1978-11-13	1982-02-16	Polaroid Corporation	Camera with auto ranging focusing and flash fire control
US4239354A (en) *	1979-01-02	1980-12-16	Polaroid Corporation	Autofocus movie camera having improved focus response
US4238143A (en) *	1979-01-02	1980-12-09	Polaroid Corporation	Autofocus movie camera having pulsed terminal drive means
WO1981000456A1 (en) *	1979-07-30	1981-02-19	Dorian Ind Pty Ltd	Method and device for measuring distances
CA1154140A (en) *	1979-10-03	1983-09-20	John M. Reynard	Echo recognition system
US4307952A (en) *	1980-06-03	1981-12-29	Polaroid Corporation	Auto focus camera with electronic lens disc pawl release arrangement
JPS58187916A (ja) *	1982-04-28	1983-11-02	West Electric Co Ltd	超音波測距装置
GB2173620A (en) *	1985-04-11	1986-10-15	Frankie Wang	Automatic distance-off alarms for reversing vehicles
GB2352294A (en) *	1996-09-11	2001-01-24	Michael William Hustwitt	Ultrasonic object detection system
CN102478655A (zh) *	2010-11-23	2012-05-30	比亚迪股份有限公司	超声波测距方法、测距系统及具有其的摄像组件
DE102013200434A1 (de) *	2013-01-14	2014-07-17	Robert Bosch Gmbh	Vorrichtung und Verfahren zur Umfeldsensorik
US10809346B2 (en) *	2017-06-30	2020-10-20	Rohm Co., Ltd.	Semiconductor device, ultrasonic sensor, and moving body

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1932969A1 (de) *	1969-06-28	1971-01-07	Zeiss Ikon Ag	Einrichtung zur automatischen Entfernungseinstellung von Kamera-Objektiven
JPS4947861A (it) *	1972-09-14	1974-05-09
US3815409A (en) *	1973-02-15	1974-06-11	A Macovski	Focused sonic imaging system
DE2317662B2 (de) *	1973-04-07	1975-01-30	Electroacustic Gmbh, 2300 Kiel	Verfahren zur Entfernungsmessung nach der Echolaufzeitmethode
JPS534140B2 (it) *	1973-08-09	1978-02-14

1977
- 1977-07-06 CA CA000282156A patent/CA1120578A/en not_active Expired
- 1977-09-14 FR FR7727772A patent/FR2366582A1/fr active Granted
- 1977-09-20 JP JP52113184A patent/JPS6045378B2/ja not_active Expired
- 1977-09-20 GB GB39151/77A patent/GB1588927A/en not_active Expired
- 1977-09-27 IT IT27949/77A patent/IT1087398B/it active
- 1977-09-30 DE DE2744092A patent/DE2744092C3/de not_active Expired
- 1977-10-03 CH CH1205377A patent/CH629312A5/de not_active IP Right Cessation
- 1977-10-04 AT AT0706477A patent/AT370885B/de active

Also Published As

Publication number	Publication date
AT370885B (de)	1983-05-10
FR2366582A1 (fr)	1978-04-28
GB1588927A (en)	1981-04-29
FR2366582B1 (it)	1980-07-25
CH629312A5 (en)	1982-04-15
ATA706477A (de)	1982-09-15
JPS6045378B2 (ja)	1985-10-09
JPS5345267A (en)	1978-04-22
DE2744092A1 (de)	1978-04-06
DE2744092C3 (de)	1980-10-09
CA1120578A (en)	1982-03-23
DE2744092B2 (de)	1980-02-21

Publication	Publication Date	Title
IT1125798B (it)	1986-05-14	Sistema di dialisi
IT7922706A0 (it)	1979-05-16	Sistema di rivelazione.
ES480125A0 (es)	1981-11-16	Sistema de exploracion ultrasonico.
IT1087463B (it)	1985-06-04	Sistema di ingranaggi servo-comandati
IT7830729A0 (it)	1978-12-12	Sistema di posizionamento perfezionato.
IT7921365A0 (it)	1979-03-28	Sistema di visualizzazione.
IT7926084A0 (it)	1979-09-28	Sistema di calcolo perfezionato.
BR7707268A (pt)	1978-07-11	Sistema de refrigeracao
BR7608229A (pt)	1977-11-29	Sistema de vazao
IT8025946A0 (it)	1980-11-13	Sistema portatile di esposizione.
IT1096186B (it)	1985-08-17	Sistema di radio-comando
IT1125799B (it)	1986-05-14	Sistema di dialisi
BR7708217A (pt)	1978-08-01	Sistema de irrigacao
IT1081611B (it)	1985-05-21	Sistema di comando
IT1074353B (it)	1985-04-20	Sistema tracciatore di difetti
IT1087398B (it)	1985-06-04	Sistema di telemetro ultrasonico per macchine fotografiche o da ripresa
BR7602650A (pt)	1976-11-23	Sistema otico
BR7707485A (pt)	1978-06-20	Sistema de elevador
IT1077618B (it)	1985-05-04	Sistema magentotecnico
IT1114923B (it)	1986-02-03	Sistema di comando
IT7820474A0 (it)	1978-02-21	Sistema ottico di sorveglianza panoramica perfezionato.
IT1081550B (it)	1985-05-21	Sistema adiuvante per insetticidi
IT1145237B (it)	1986-11-05	Sistema di rilevazione
IT1122087B (it)	1986-04-23	Sistema di trasduttore di spostamento
IT7922252A0 (it)	1979-04-30	Sistema di ancoraggio.