To provide a video display device and a video display method which can appropriately display a virtual image even if a state of a video projection surface changes.SOLUTION: A video display device 100 comprises: a video light projection part 120 that projects video light corresponding to a video to be displayed as a virtual image which is visually recognized through a video projection surface; a concave mirror 130 which guides the video light to the video projection surface; a state determining part 111 that determines transparency of the video projection surface; and a position changing part 131 that changes a display position of the virtual image on the basis of results of determination by the state determining part 111.SELECTED DRAWING: Figure 4
【課題】映像投影面の状態が変わった場合でも適切に虚像を表示することができる映像表示装置、及び映像表示方法を提供する。【解決手段】映像表示装置100は、映像投影面越しに視認される虚像として表示される映像に応じた映像光を投射する映像光投射部120と、映像光を映像投影面に導く凹面鏡130と、映像投影面の透過性を判定する状態判定部111と、状態判定部111での判定結果に基づいて、虚像の表示位置を変更する位置変更部131とを備える。【選択図】図4
VIDEO DISPLAY DEVICE AND VIDEO DISPLAY METHOD
映像表示装置、及び映像表示方法
2021-02-12
Patent
Electronic Resource
Japanese
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen |
VIDEO DISPLAY DEVICE, VIDEO DISPLAY METHOD, AND VIDEO DISPLAY PROGRAM
European Patent Office | 2024
|European Patent Office | 2019
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