US 12,327,059 B1
Information display system
Shigehiro Kumagai, Osaka (JP); Yoshiyuki Furuya, Osaka (JP); Keisuke Masatoki, Nara (JP); and Kenji Seto, Hyogo (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Filed on Jan. 30, 2024, as Appl. No. 18/426,670.
Int. Cl. G06F 3/14 (2006.01); H04L 69/18 (2022.01)
CPC G06F 3/1423 (2013.01) [H04L 69/18 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An information display system that displays various kinds of information on a display device installed inside a moving body, the information display system comprising:
a display device having a display configured to display various kinds of information, and an input/output unit configured to input and/or output data;
a video processing device that has a different housing from that of the display device and processes video signals related to the video displayed on the display;
a first physical line that connects the display device and the video processing device and is configured to use a first protocol to perform communication between the display device and the video processing device; and
a second physical line that connects the display device and the video processing device and is configured to use a second protocol different from that of the first physical line to transmit signals from the video processing device to the display device,
wherein the video processing device has a first processor, and the display device has a second processor,
wherein the input/output unit includes a connector configured to allow USB (Universal Serial Bus) connection of at least a passenger terminal owned by a passenger,
the second processor provided to the display device converts a USB protocol signal received from the passenger terminal into an IP protocol signal and uses the first physical line to transmit this signal to the video processing device, and
the first processor provided to the video processing device:
converts the IP protocol signal into a USB protocol signal, and
determines a display screen of the display on the basis of a signal from the passenger terminal, and uses the second physical line to transmit information about the display screen to the display.