Patent application EP19167857A (EP), filed 2019-04-08
Publication number: EP3722135A1
Title: DISPLAY DEVICE COMPRISING A DISPLAY UNIT THAT IS SWITCHABLE BETWEEN A TRANSPARENT STATE AND AN OPAQUE STATE, AND MOTOR VEHICLE
Abstract: The invention relates to a display device (12) comprising a display unit (14), said display unit (14) being composed of two transparent screen elements (18) and one sight protection element (16). The sight protection element (16) is sandwiched between the two transparent screen elements (18), such that one display area of each of the two transparent screen elements (18) faces one of the display areas of the sight protection element (16). The invention also relates to a motor vehicle (10) comprising an embodiment of the display device (12).
IPC codes: B60K  35/    00            A I
Claims: number: 1
text: Display device (12) comprising a display unit (14), said display unit (14) being composed of two transparent screen elements (18) and one sight protection element (16);
wherein the sight protection element (16) is sandwiched between the two transparent screen elements (18), such that one display area of each of the two transparent screen elements (18) faces one of the planar areas of the sight protection element (16).
number: 2
text: Display device (12) according to claim 1, comprising a control unit (20), whereby the control unit (20) is configured to:
number: 3
text: Display device (12) according to claim 2, wherein the control unit (20) is configured to operate the display unit in:
number: 4
text: Display device (12) according to any one of the preceding claims, wherein one of the transparent screen elements (18) comprises a planar spacer element, said spacer element being arranged in a planar manner at the sight protection element (16).
number: 5
text: Display device (12) according to any one of the preceding claims, wherein
each planar area of the sight protection element (16) is in contact with one of the transparent screen elements' (18) display areas facing the sight protection element (16), preferably wherein the sight protection element is laminated to the transparent screen elements (18).
number: 6
text: Display device (12) according to any one of the preceding claims, wherein the transparency of single areas of said sight protection element (16) may be changed.
number: 7
text: Display device (12) according to any one of the preceding claims, at least one of said transparent screen elements being a transparent organic light emitting diode display (T-OLED), a polymer dispersed liquid crystal screen display (PDCL), or a super liquid crystal display (S-LCD), or a monochrome, transparent, segmented liquid crystal display (LCD); preferably both of said transparent screen elements being transparent organic light emitting diode displays (T-OLED), polymer dispersed liquid crystal screen displays (PDCL), or super liquid crystal displays (S-LCD).
number: 8
text: Motor vehicle (10) comprising a display device (12) according to any one of the preceding claims.
number: 9
text: Motor vehicle (10) according to claim 8, wherein the display unit (14) of the display device (12) is arranged such that a graphical element (28) displayed on one of the transparent screen elements (18) is visible from the vehicle's (10) exterior, and such that a graphical element (28) displayed by the second transparent screen element (18) is visible from the vehicle's (10) interior.
number: 10
text: Electronic device comprising a display device (12) according to any one of claims 1 to 7.
Office action: search_report, dated 2020-10-14
Rejection reasons: novelty_epc_54
Prior art cited: ref_id: US2018149777A1
ref_type: patent
severity: background
ref_id: US2018217429A1
ref_type: patent
severity: background
ref_id: US2018004059A1
ref_type: patent
severity: background
ref_id: DE102017215771A1
ref_type: patent
severity: background
ref_id: JP2002090782A
ref_type: patent
severity: background
ref_id: US2018217429A1
ref_type: patent
severity: background
ref_id: JP2002090782
ref_type: patent
severity: novelty_destroying
ref_id: US2018217429
ref_type: patent
severity: novelty_destroying
ref_id: DE102017215771
ref_type: patent
severity: novelty_destroying
Final disposition: pending (2020-10-14)