US 12,394,393 B2
Display system and operation method for display system
Jiasheng Chen, New Taipei (TW); Junxin Qiu, New Taipei (TW); Yongqiang Li, New Taipei (TW); Yongbo Li, New Taipei (TW); Xinrui Liu, New Taipei (TW); and Yupeng Zhang, New Taipei (TW)
Assigned to Wistron Corporation, New Taipei (TW)
Filed by Wistron Corporation, New Taipei (TW)
Filed on Dec. 3, 2023, as Appl. No. 18/527,337.
Claims priority of application No. 202311301969.8 (CN), filed on Oct. 9, 2023.
Prior Publication US 2025/0118274 A1, Apr. 10, 2025
Int. Cl. G09G 5/00 (2006.01); G06F 3/14 (2006.01); G09G 3/20 (2006.01); G09G 3/36 (2006.01); H04N 7/10 (2006.01); H04N 17/00 (2006.01)
CPC G09G 5/006 (2013.01) [G06F 3/1423 (2013.01); G06F 3/1446 (2013.01); G09G 3/2092 (2013.01); G09G 3/2096 (2013.01); G09G 3/3696 (2013.01); G09G 5/003 (2013.01); G09G 2300/02 (2013.01); G09G 2300/026 (2013.01); G09G 2360/04 (2013.01); G09G 2370/22 (2013.01); H04N 7/10 (2013.01); H04N 17/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display system, comprising:
a first display, comprising:
a first input port; and
a first output port; and
a second display, comprising:
a second output port;
a detection circuit, coupled to the second output port and configured to drive the second output port in response to a driving signal;
a processor, coupled to the second output port, and configured to receive a detection signal on the second output port and determine a connection state of the second output port according to a level of the detection signal, wherein the processor provides the driving signal; and
a connection prompt circuit, coupled to the processor and configured to control the second display to output a connection prompt image according to the connection state,
wherein the level of the detection signal changes according to one of the second output port being floating, the second output port being connected to the first input port, and the second output port being connected to the first output port.