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WO2018162407A1 - Couronne de caméras pour réaliser une image panoramique - Google Patents

Couronne de caméras pour réaliser une image panoramique Download PDF

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Publication number
WO2018162407A1
WO2018162407A1 PCT/EP2018/055336 EP2018055336W WO2018162407A1 WO 2018162407 A1 WO2018162407 A1 WO 2018162407A1 EP 2018055336 W EP2018055336 W EP 2018055336W WO 2018162407 A1 WO2018162407 A1 WO 2018162407A1
Authority
WO
WIPO (PCT)
Prior art keywords
camera
window
cameras
ring according
windows
Prior art date
Application number
PCT/EP2018/055336
Other languages
German (de)
English (en)
Other versions
WO2018162407A4 (fr
Inventor
Heiko AMELSBERG
Original Assignee
Rheinmetall Electronics Gmbh
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 Rheinmetall Electronics Gmbh filed Critical Rheinmetall Electronics Gmbh
Publication of WO2018162407A1 publication Critical patent/WO2018162407A1/fr
Publication of WO2018162407A4 publication Critical patent/WO2018162407A4/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture

Definitions

  • the present invention relates to a camera for creating a rim Pa ⁇ noramabildes, in particular an airport area of an airport.
  • a panoramic image is characterized by the cover of a large Be ⁇ trachtungswinkels.
  • a panoramic image can be created by assembling different frames of a scene using a stitching process.
  • a panoramic image of an airport area is helpful for a pilot of the airport to get a good overview of the recorded airport area.
  • panoramic images For example, multiple cameras and stitching software are used. Using the stitching software, the panorama image is assembled from individual camera images taken by the camera.
  • an object of the present invention is to improve the creation of a panoramic image from frames of a number of cameras.
  • a camera collar for creating a panoramic image, in particular an airport area of an airport.
  • the frequencyk ⁇ tolerance comprises a cylindrical housing having a plurality of N circumferentially ver ⁇ divides arranged cameras, the respective camera for recording an Single image is set up, and a computing unit for transforming the captured individual images by means of a certain transformation vor ⁇ font to the panoramic image.
  • the camera collar for creating a panoramic image can advantageously monitor the airport area or the airspace of an airport.
  • a further example is the application on ships, in which the camera collar can observe the surrounding sea area.
  • the camera collar can also be referred to as a camera system, panorama camera system or panoramic camera.
  • the respective camera can be, for example, an infrared camera or a visual camera.
  • the N cameras can be selected such that a first UN term narrow in a visual spectral range and a second working submenu ⁇ ge of the cameras working in an infrared spectral region. Consequently, a mixture of the spectral ranges in the N cameras is possible.
  • the construction of two (redundant) systems in the infrared range and in the visual range is also possible.
  • the cameras of the camera ring are preferably adapted to adapt automatically to different ratios of brightness and / or contrast ⁇ relationships.
  • the camera wreath can also be preferably supplemented by wide-angle ⁇ modules and / or tele modules.
  • a panoramic image is understood to be an image from a plurality of individual images, which covers a large viewing angle.
  • a single image is an image which will be ⁇ taken by a camera at a certain time.
  • a single image can also be understood as an individual video.
  • a Pano ⁇ ramavideo can be understood as a panorama.
  • the present camera ring advantageously has a viewing angle of 360 ° ⁇ can cover.
  • the camera collar can advantageously cover the entire 360 ° panorama and, if necessary, ensure the tracking of an object in the entire area.
  • a tracking device can be provided.
  • the housing of the camera collar is preferably a weatherproof housing, which allows continuous operation over a wide temperature ⁇ range.
  • the generated panoramic image is preferably output to a pilot of the airport via one or more screens.
  • the generated panoramic image is output via a number of four to sixteen Monito ⁇ ren kilter ⁇ sen.
  • the panoramic image is formatted into at least one predetermined format and the formatted panoramic image is transmitted over a communications network to an ATM (Air Traffic Management) system.
  • the housing is a circular cylindrical housing.
  • the housing comprises a bottom, a lateral surface and a lid.
  • the lateral surface of the Vietnamese housing N circumferentially arranged windows, wherein a respective one of the N windows is assigned to one of the N cameras. So that the field of view of each camera is on or aligned by the window of the supplied ⁇ child window.
  • the respective one of the N window is berock ⁇ bar.
  • the fact that the windows are heated, icing of the window can be advantageously prevented.
  • the respective one of the N windows has a heatable frame.
  • the window pane of the window and the heatable frame are flush with one another.
  • the windows ticket ⁇ be the window and the frame are heated flush with each other, since ⁇ up incident rays, such as water jets of a cleaning nozzle, advantageously not broken.
  • the respective one of the N windows has a cleaning device for cleaning the window.
  • the marketssseinrich ⁇ tion can advantageously clean the window of dirt.
  • the cleaning means may comprise a single nozzle or a plurality of nozzles aufwei ⁇ sen.
  • the cleaning device comprises at least one water nozzle for spraying the window with a water jet having a predetermined pressure.
  • the predetermined pressure of the water jet is less than or equal to 100 bar, preferably between 50 and 100 bar.
  • the cleaning device comprises at least one air nozzle for spraying the window with an air jet having a predetermined pressure.
  • the drying of the window can after cleaning with water be accelerated. Furthermore, this can ensure that the windowpane of the window is drip-free, as a result of which the viewing area is optimized for the camera arranged to ⁇ order.
  • the cleaning device comprises a single nozzle, which is adapted for spraying the window with a jet of water and with an air jet.
  • the camera ring a sun roof for the N window and thus protects the lying behind the windows Elect ⁇ ronik, for example the cameras.
  • the sun roof protects the windows and there ⁇ with the visual range of the associated cameras from sunlight, which could be harmful for the cameras.
  • the sunroof comprises at least two spaced-apart elements and a circulation space arranged between the two elements for the passive cooling of the windows.
  • the examples of the elements can be formed for example as bent sheets, wel ⁇ che form the sunroof for the windows. Between the two elements is a gap of, for example 4 cm, is provided, which forms a circulation ⁇ space, which the window and / or the lying behind the windows electronics can cool passively.
  • the sunroof has a heatable edge.
  • the heated edge has the advantage that it can prevent the formation of ice ⁇ tap into the sunroof, which may interfere with the viewing range of Kame ⁇ ras.
  • the camera ring comprises a rotatable sensor head arranged coaxially to the longitudinal axis of the circular-cylindrical housing and projecting beyond the cover of the circular-cylindrical housing for receiving sensor data.
  • the sensor head is formed as a Infrarotka ⁇ ra, which is adapted to rotate at a speed of at least 300 U / min and at least five frames per second take réelle ⁇ .
  • the N cameras are arranged uniformly distributed over the circumference of the cylindrical housing.
  • maintenance openings which are arranged circumferentially in the floor N are provided in a distributed manner.
  • the respective War ⁇ tung opening is closed by a respective support member, wherein the per ⁇ stays awhile support element carries one of the N cameras.
  • a visual camera and an infrared camera may be attached ⁇ assigns to the respective support element.
  • the maintenance openings and the associated Trä ⁇ geretti allow a modular design of the camera collar. If, for example, a camera of the N cameras, the respective support member may Example ⁇ from below to be unscrewed, the support element is removed, the defective camera is replaced in a simple manner and the carrier element is screwed back onto the maintenance opening.
  • such modules are easily interchangeable in the maintenance and Repa ⁇ raturfall. Special knowledge is not necessary for this, it is enough a simple instruction of general technical maintenance personnel.
  • the camera comprises a ring Reg ⁇ te- means for alignment of the cameras.
  • zoom optics pan-tilt heads or pan-tilt systems and / or beam guiding systems can be used.
  • the pan-tilt system includes, for example, a number of pan-tilt heads.
  • the pan and tilt head can then be used to adjust the orientation of the cameras.
  • the frames will be taken by the ⁇ a ⁇ individual cameras with a predetermined overlap between the frames.
  • the predetermined overlap of the frames allows the use of a stitching method or a stitching method to combine the frames into the panoramic image.
  • Stitching The interplay is understood larger panorama image menhegen a plurality of frames or individual images to the ge ⁇ genüber of each frame in the present case.
  • Sti ⁇ tching the individual recordings of excerpts of the image to be created are joined to the larger panoramic image.
  • the transformation rule is selected as a function of a selected zoom level from a plurality of predetermined transformation rules.
  • the predetermined transformation rules can be stored, for example, in a memory. Then, the data stored in the memory transformation rules can be ⁇ selected depending on the selected zoom level.
  • the recorded Einzelbil- be composed of using control points or control patterns by means stit ching ⁇ to the panoramic image.
  • At least one camera of the N cameras has a wide-angle lens.
  • the respective unit for example the arithmetic unit, can be implemented in terms of hardware and / or software.
  • the rule hardwaretechni ⁇ unit as a device or as part of for example be formed as a computer or microprocessor as a pre ⁇ direction.
  • the unit may Computer program product as ⁇ , as a function, as a routine, be formed as part of a program ⁇ codes or as an executable object.
  • a computer program product, such as a computer program means, for example, can be provided or supplied as a storage medium, such as memory card, USB stick, CD-ROM, DVD, or in the form of a downloadable file from a server in a network.
  • FIG. 1 shows a plan view of the embodiment of the camera collar according to FIG. 1.
  • identical or functionally identical elements have the same reference numbers have been provided ⁇ Be, unless otherwise specified.
  • FIG. 1 shows a perspective view of the exemplary embodiment of a camera collar 1 for producing a panoramic image.
  • the camera ring 1 has a cylindrical housing 2 with a plurality of N ⁇ arranged circumferentially distributed cameras 3.
  • N is 12, 24, or 32.
  • N 32, 16 visual cameras and 16 infrared cameras may be provided.
  • the respective camera 3 is set up to take a single picture.
  • the camera rim 1 comprises a computer unit 4.
  • the computer unit 4 is shown schematically in FIG. 2.
  • the arithmetic unit 4 can be arranged in the housing 2 of the camera collar 1. Alternatively, the arithmetic unit 4 can also be arranged externally to the housing 2.
  • the computing unit 4 is directed to Scheme- to transform the recorded individual images by means of a specific transformers ⁇ tion procedure of the panoramic image or sammenlie to ⁇ .
  • the housing 2 is a circular cylindrical housing.
  • the housing 2 may also be referred to as a circular cylinder.
  • the circular ⁇ cylindrical housing 2 comprises a bottom 5, a lateral surface 6 and a cover. 7
  • a respective one of the N windows 8 is assigned to one of the N cameras 3. This is for example in the exemplified camera 3 of Fig. 2 it clearly ⁇ clearly.
  • the N windows 8 are preferably designed to be heatable.
  • the respective window 8 has a heatable frame 9 (see FIG. 1).
  • the windows ticket ⁇ be the window 8 and the frame 9 are heated in particular flush zuei ⁇ Nander arranged.
  • a cleaning device 10 is associated with the respective window 8 (see FIG. 1).
  • the cleaning device 10 has a single nozzle. This nozzle is to be ⁇ aimed to clean the window 8 with a water jet and dry with an air jet ⁇ again.
  • the canopy 11 includes two spaced apart Ele ⁇ elements 12 and 13. Between the two elements 12 and 13 is a circulation ⁇ space 14 is provided.
  • the circulation space 14 is adapted to passively cool the windows 8. Furthermore, the sunroof 11 has a heatable edge 15. The heatable edge 15 is suitable for preventing the formation of icicles on the sunroof 11, which could disturb the field of vision of the cameras 3.
  • a sensor receptacle 17 that is provided coaxially with the longitudinal axis of Gezzau ⁇ ses 2 is a sensor receptacle 17.
  • a sensor head for receiving sensor data can be used.
  • the sensor ⁇ head may protrude beyond the circular cylindrical housing 2 (not shown).
  • such a sensor head is designed as an infrared camera.
  • a sol ⁇ che infrared camera is preferably arranged to rotate at a VELOCITY ⁇ speed of at least 300 U / min and receive at least five frames per second. 1 and 2 as shown in Figs.
  • Circumferentially distributed ⁇ disposed maintenance openings 16 are provided in the bottom 5.
  • the respective maintenance port 16 is connected to a respective support member (not shown) closed, the depending ⁇ stays awhile support member may carry at least one of the N cameras.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Stereoscopic And Panoramic Photography (AREA)

Abstract

L'invention concerne une couronne de caméras pour la réalisation d'une image panoramique, en particulier d'une surface d'un aéroport. La couronne de caméras comprend un boîtier cylindrique pourvu d'une pluralité N de caméras réparties sur sa périphérie, chaque caméra étant conçue pour acquérir une image individuelle, et une unité de traitement pour la transformation des images individuelles acquises, selon une instruction de transformation déterminée, pour obtenir l'image panoramique.
PCT/EP2018/055336 2017-03-07 2018-03-05 Couronne de caméras pour réaliser une image panoramique WO2018162407A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017104777.8 2017-03-07
DE102017104777.8A DE102017104777A1 (de) 2017-03-07 2017-03-07 Kamerakranz zur Erstellung eines Panoramabildes

Publications (2)

Publication Number Publication Date
WO2018162407A1 true WO2018162407A1 (fr) 2018-09-13
WO2018162407A4 WO2018162407A4 (fr) 2018-12-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/055336 WO2018162407A1 (fr) 2017-03-07 2018-03-05 Couronne de caméras pour réaliser une image panoramique

Country Status (2)

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DE (1) DE102017104777A1 (fr)
WO (1) WO2018162407A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202018102601U1 (de) 2018-05-09 2019-08-14 Alois Kober Gmbh Bremsanordnung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201118843Y (zh) * 2007-11-19 2008-09-17 航天科工哈尔滨风华有限公司航天产品分公司 可夜视全景摄像机监控装置
US20130070102A1 (en) * 2011-09-20 2013-03-21 Drs Rsta, Inc. Thermal isolation device for infrared surveillance camera
WO2016191708A1 (fr) * 2015-05-27 2016-12-01 Google Inc. Support de caméra et capture d'image stéréoscopique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001080550A2 (fr) 2000-04-13 2001-10-25 Csir Appareil photographique panoramique
JP2010258669A (ja) 2009-04-23 2010-11-11 Fujifilm Corp 全方位撮像装置
US20120154521A1 (en) 2010-10-26 2012-06-21 Townsend Julie A 360-degree camera head for unmanned surface sea vehicle
WO2013186804A1 (fr) 2012-06-11 2013-12-19 株式会社ソニー・コンピュータエンタテインメント Dispositif et procédé de production d'image
EP2867727B1 (fr) 2012-07-02 2019-03-13 Agricam AB Boîtiers de caméra, modules caméras, et systèmes de surveillance
KR20150021353A (ko) 2013-08-20 2015-03-02 삼성테크윈 주식회사 영상 융합 시스템 및 그 방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201118843Y (zh) * 2007-11-19 2008-09-17 航天科工哈尔滨风华有限公司航天产品分公司 可夜视全景摄像机监控装置
US20130070102A1 (en) * 2011-09-20 2013-03-21 Drs Rsta, Inc. Thermal isolation device for infrared surveillance camera
WO2016191708A1 (fr) * 2015-05-27 2016-12-01 Google Inc. Support de caméra et capture d'image stéréoscopique

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DE102017104777A1 (de) 2018-09-13
WO2018162407A4 (fr) 2018-12-06

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