Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/02—Constructional features of telephone sets
  • H04M1/18—Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment
  • H04M1/185—Improving the rigidity of the casing or resistance to shocks
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
  • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
  • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
  • H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
  • H04M1/724092—Interfacing with an external cover providing additional functionalities
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
  • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
  • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
  • H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
  • H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M2250/00—Details of telephonic subscriber devices
  • H04M2250/52—Details of telephonic subscriber devices including functional features of a camera
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N7/00—Television systems
  • H04N7/14—Systems for two-way working

Definitions

• the present invention relates to a photographic device.
• the present invention relates more particularly to a device for acquiring an image of a subject via a mobile phone or a tablet, or any other digital device of the same type, such as in particular a laptop.
• the present invention also relates to a photographic photographing method in which the subject uses said photographic device.
• the subject looks by shifting the eyes because, looking at the screen, he does not look at the photographic lens that is not in the center of the screen, but his eyes are shifted relative to the axis of the objective.
• the subject has the opportunity to look at the judgment to have a look grossly centered but then he can not improve his expression because it is not seen directly when this point is important to achieve a flattering portrait, the look playing a lot for success a nice photo. If he does not make this approximate correction "in the judgment" he will have while looking at his image in the screen a gaze which fixes somewhere other than towards the objective creating a corner look (not in the eyes) what remains for the unattractive portrait photographs and not very expressive and especially not interactive.
• the present invention proposes to solve the resulting technical problem and to obtain flattering self-portraits, particularly with a technical solution simple to implement.
• the present invention aims at a photographic device comprising:
• a mobile phone or tablet provided with a screen associated with a device for displaying an image on said screen;
• a shooting device configured to pick up an image along an optical axis and to transmit this image to the display device of an image
• a mirror surface configured so that it can be arranged facing the screen so as to reflect an image displayed on the screen, said mirror surface being adapted to allow the camera to take a picture through a central portion; of the mirror surface.
• Such a device makes it possible to obtain flattering self-portraits because the subject can thanks to him to look at his own image to see himself during the shooting while looking directly in the eyes. Moreover, such a device is simple to implement and can be implemented with inexpensive components.
• the present invention also relates to a photographic device further comprising the features set forth in the following embodiments, which can be combined with each other according to all technically feasible solutions:
• the mirror surface may be disposed facing the screen is disposed on a movable portion connected to the mobile phone or tablet by a hinge device;
• the mobile part connected to the mobile phone or the tablet is a flap of a case in which is inserted (e) the mobile phone or tablet;
• the mirror surface capable of being arranged facing the screen is obtained by a partially transparent reflective layer, for example the reflecting surface of a one-way mirror;
• the mirror surface capable of being arranged facing the screen is obtained by a reflective layer pierced with an opening so as to allow shooting through said opening by means of the camera;
• the mirror surface has substantially the size of the screen, for example the mirror surface has an area between 80% and 120% of the surface of the screen; the mirror surface is rectangular in shape with a width, width, and length, and where the central portion of the mirror surface is delimited by a rectangle centered on the point (W / 2, 2. Long / 3) and small side width equal to Larg / 2 and long side length equal to Long / 2;
• the optical axis (AO) of the camera is between 30 ° and 60 ° from the normal to the mirror surface;
• the camera is associated with a displacement device for orienting the camera and / or the optical axis of the camera;
• the photographic device comprises an angular spacing device between the screen and the mirror surface, adapted to allow an angular difference, a, between the screen and the mirror surface, between 30 ° and 60 °.
• the device consists in incorporating into a protective case for a mobile phone (smartphone or tablet) a mirror without a mirror or a mirror perforated at its center on the fold of the protective case (also called “the cover protection) which covers the phone screen or a foldable device that opens as a book (or tablet) and a camera or miniature camera lens (behind the camera). one-way mirror) that communicates the image to the mobile phone.
• the image of the subject is thus seen by the shooting device through the device "mirror without tain + lens photo” or “mirror perforated + lens photo”; it is transmitted and displayed on the screen cell phone and then reflected in the mirror to be seen by the subject with a focused look.
• the opening angle of the flap can be positioned in a predetermined manner (for example by means of a locking system or a notch) to have a setting that allows to see the reflection of the screen retransmitting the image photographed in the mirror and to be watched by the subject in the best conditions.
• the image of the subject is displayed by a smartphone and is captured by a camera lens that is located behind a one-way mirror or in the center of a perforated mirror in the middle.
• the one-way part does not need to cover the entire surface; it may be of the same size as the rear view camera and one could imagine that the rest of the reflecting surface is a mere mirror which could for example reduce manufacturing costs.
• a protective case for mobile phones or tablets, equipped with a camera to obtain a device according to the present invention.
• a protective case opens as a book (for example with an angle of about 45 degrees) and is provided with a mirror without a tint (or a simple mirror perforated in its center) on the opposite side to the image that is displayed on the mobile phone or other digital image devices. It is thus possible for the camera to see the subject, transmit it to a telephone inserted in this case and the image of the phone is reflected in the one-way mirror of the holster or protective case.
• it is a simple mirror glued on a protective cover of a phone that has a surface without a tain, where the surface without a tain is located in the axis of the camera.
• the one-way surface is for example equivalent in size or slightly larger than the camera at the back of the flap and which sees the subject through the opening in the same flap; in this case, the opening is itself covered by the one-way part.
• a photographic device for acquiring the image of a subject with the help of a smartphone or a touch pad allows the subject to take a picture himself (selfies ) and gives him the opportunity to look directly into the eyes through the lens of a camera, placed on the back of a protective flap of the smartphone or tablet at eye level.
• a device comprises:
• the flap covers the screen of the phone or tablet;
• the opening angle of the flap (a) can be positioned in a predetermined manner (locking or notching system) at a predetermined angle;
• said image pickup device is configured to pick up an image along an optical axis (AO) and to transmit that image to the image display device;
• a display device including a screen of a mobile phone or tablet to display the image of the subject transmitted by the shooting device;
• the present invention also relates to a photographic photographing method in which a subject uses a photographic device as previously described and where:
• the shooting device captures an image of the subject and transmits this image to the display device of an image
• the image is displayed by the display device on the screen
• the mirror surface is arranged facing the screen so as to reflect the image of the subject displayed on the screen.
• the image of the subject captured by the camera includes the subject's eyes;
• the subject's gaze is directed towards the mirror surface
• the average line of view of the subject and the optical axis (OA) of the camera are separated by an angle less than or equal to 15 °;
• the image displayed by the display device on the screen is a mirror image of the image captured by the camera.
• FIG. 1 and 2 show an embodiment of a photographic device according to the invention, implemented by a subject.
• FIGS. 3 to 5 show details of an embodiment of a photographic device according to the invention
• FIG. 6 and 7 show other embodiments of a photographic device according to the invention.
• FIG. 1 shows a subject 200 which is photographed with a photographic device 100 according to the present invention.
• FIG. 1 shows the subject 200 holding, at the end of one arm, said photographic device 100 and the subject's gaze is directed towards said device.
• FIG. 2 makes it possible to specify the main components of said photographic device.
• the subject's arm was not represented, but it is advisable to imagine that, here too, the subject holds the photographic device at the end of his arm.
• the photographic device 100 comprises: A mobile telephone 10 provided with a screen 15; this screen is associated with a display device of an image on said screen;
• a shooting device 50 configured to pick up an image along an optical axis A0 and to transmit this image to the display device of an image;
• the optical axis is the optical axis of a main lens forming part of the shooting device 50;
• a mirror surface 25 configured to be arranged facing the screen 15 so as to reflect an image displayed on the screen 15, said mirror surface being adapted to allow the shooting device 50 to take a picture of through a central portion of the mirror surface 25.
• the image pickup device 50 is thus disposed behind the mirror surface 25 when the subject 200 is located in front of the photographic device 100 and is able to see its image reflected by the mirror surface 25.
• the photographic device 100 comprises a case which comprises a part 30 in which the mobile telephone 10 is inserted, a mobile part 20, in the form of a flap, and a hinge device 40 which makes it possible to articulate the flap 20 with the portion 30.
• the mirror surface 25 is disposed on the movable portion 20.
• the mirror surface 25 may be a surface of a mirror or any device capable of reflecting an image produced by 15.
• this mirror surface may be a metallic reflective layer.
• the mirror surface can reflect all the light it receives or be partially reflective and allow the light to pass through; we will say that the reflective layer is partially transparent.
• a partially transparent reflective layer there may be mentioned a one-way mirror or stacks of layers of other nature capable of reflecting part of the incident light and allowing the essential part of the complementary (non-reflected) part of the light to pass through. incident.
• an area facing the camera 50 is arranged so that at least a portion of the light can pass through the mirror surface and allow a capture view through said area through the shooting device; according to one embodiment, this zone is an opening performed in the mirror surface; according to another embodiment, this zone consists of a reflective layer which is partially transparent.
• the camera 50 includes an image sensor and at least one lens; this shooting device makes it possible to capture still and / or animated images; in the usual way, the term "camera” is called such a gripping device.
• the camera 50 is protected by a shell 55 which is fixed to the rear face of the flap 20.
• FIG. 3 taken in connection with Figs. 1 and 2 for more details on the captured and generated images by the photographic device 100 according to the present invention.
• the camera 50 captures an image of the subject 200 through a mirror surface 25; this image of the subject is transmitted to the display device of an image and is displayed by the display device on the screen 15.
• the image 300 displayed on the screen 15 is the image captured by the shooting device 50; according to another embodiment, the image 300 displayed on the screen 15 is the mirror image of the image captured by the camera 50.
• the image 300 displayed on the screen 15 is reflected by the mirror image 25 to form an image 400. This image 400 is seen by the subject who can thus choose his posture and / or his expression so as to produce a flattering self-portrait.
• the image of the subject captured by the camera includes the subject's eyes.
• the subject's gaze is directed towards the mirror surface 25.
• the average line of view of the subject and the optical axis OA of the camera 50 are separated by an angle less than or equal to 15 °.
• the head 210 of the subject 200 is oriented facing the camera 50 and the subject is looking straight ahead, along the optical axis OA of the camera 50.
• the average gaze line of the subject is defined as the axis passing in the middle of his two eyes 21 1, 212 and passing through the point where his two eyes converge.
• the optical axis AO of the camera is between 30 ° and 60 ° from the normal to the mirror surface 25.
• the optical axis AO of the camera is located at 45 ° from normal to the mirror surface 25.
• the angle ⁇ between the movable portion 20 and the screen 15 is 45 °.
• an angle ⁇ between the mobile part 20 and the screen 15 of between 30 ° and 60 °.
• This angle can be obtained for example by means of an angular spacing device between the screen 15 and the mirror surface 25, which device may comprise for example notches, or any means for adjusting an angular spacing.
• a trigger means 27 of the camera 50 is provided on the flap 20, so that it can be easily operated by a must of the subject.
• the mirror surface 25 has a surface identical to the surface of the screen 15.
• the mirror surface 25 and the screen 15 are rectangular in shape with a width, Width, and a length, Long.
• the image pickup device 50 is located in the middle of the width of the mirror surface 25, at Width / 2, and two-thirds of the length of the mirror surface 25, at 2. Long / 3.
• FIGS. 4 and 5 show further details of the embodiment of a photographic device corresponding to FIG. 3.
• FIG. 4 represents a diagram of the photographic device seen from the rear, on the side opposite to that represented in FIG.
• the hinge device 40 and the hull 55 which protects the camera 50 are thus distinctly visible.
• FIG. 5 shows a diagram of the holster comprising the flap 20 and the part 30 into which the mobile telephone 10 is inserted.
• Electrical wires 34 are disposed between the camera 50 and connections 32 disposed on the inner portion of the portion 30 to allow data transfer.
• the mobile phone 10 includes connections compatible with the connections 32 so that data can be exchanged through these connections.
• the shooting device 50 and the display device of an image can exchange signals with each other in wired mode (for example according to a UART protocol (for "Universal Asynchronous Receiver Transmitter”) or SPI (for "Serial Peripheral Interface” or I2C (for "Inter-lntegrated Circuit”) or in non-wired mode through a communication interface (for example according to a protocol chosen from the protocols short-distance telecommunications Bluetooth, Zigbee, Wifi, Lifi, ANT).
• Figures 6 and 7 show other embodiments of a photographic device according to the invention.
• FIG. 6 shows an embodiment similar to that previously described, where in addition a cavity 35 is provided for receiving the shell 55 which protects the camera 50.
• This cavity can be located only in the part 31 in which is inserted the mobile phone 10. It can also be located both in the part 31 in which is inserted the mobile phone 10 and in the back of this mobile phone 10.
• FIG. 7 shows an embodiment where the camera device 51 is disposed entirely inside the movable portion 21, which is in the form of a flap.
• the camera 51 seen in section, has the shape of a rhombus and the optical axis of said device is arranged in the same direction as that of the previous figures.
• the camera is associated with a displacement device making it possible to orient the gripping device. of view and / or axis optical device shooting.
• a displacement device can be actuated by micromotors, for example by microelectromechanical systems known as MEMS (for "Microelectromechanical Systems") or MST (for "MicroSystem Technology”). It is thus possible to vary, preferably slightly, the optical axis and to choose a direction of shooting at the time of shooting.
• MEMS microelectromechanical Systems
• MST for "MicroSystem Technology”
• the device for taking up The view 50 can be directed rearward by arranging the flap 20 at about 270 ° from the position shown in Figs. 2, 6 or 7. It is then possible to take shots in a direction opposite to the eyes of the subject. Such an implementation may be such as to render superfluous a camera disposed on the mobile phone 10.
• the shooting rearward or in another direction can be facilitated in the case where the shooting device is associated with a displacement device for orienting the camera and / or the optical axis of the camera.

Applications Claiming Priority (2)

Publications (1)

Family

ID=53776644

Family Applications (1)

Country Status (4)

Families Citing this family (3)

Family Cites Families (4)

• 2015
  • 2015-02-27 FR FR1500378A patent/FR3033223B1/fr not_active Expired - Fee Related
• 2016
  • 2016-02-26 US US15/553,784 patent/US20180048754A1/en not_active Abandoned
  • 2016-02-26 EP EP16714985.5A patent/EP3262828A1/de not_active Withdrawn
  • 2016-02-26 WO PCT/FR2016/050444 patent/WO2016135429A1/fr active Application Filing

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