US 12,443,306 B2
Display device with touch panel having X, Y and dummy electrodes
Shinya Hashimoto, Mobara (JP)
Assigned to Paneltouch Technologies LLC, Plano, TX (US)
Filed by Paneltouch Technologies LLC, Plano, TX (US)
Filed on May 23, 2024, as Appl. No. 18/673,178.
Application 18/673,178 is a continuation of application No. 18/124,017, filed on Mar. 21, 2023, granted, now 12,026,337.
Application 18/124,017 is a continuation of application No. 17/676,976, filed on Feb. 22, 2022, granted, now 11,635,844, issued on Apr. 25, 2023.
Application 17/676,976 is a continuation of application No. 17/120,837, filed on Dec. 14, 2020, granted, now 11,287,922, issued on Mar. 29, 2022.
Application 17/120,837 is a continuation of application No. 16/659,722, filed on Oct. 22, 2019, granted, now 10,895,929, issued on Jan. 19, 2021.
Application 16/659,722 is a continuation of application No. 16/382,427, filed on Apr. 12, 2019, granted, now 10,488,979, issued on Nov. 26, 2019.
Application 16/382,427 is a continuation of application No. 16/210,526, filed on Dec. 5, 2018, granted, now 10,303,293, issued on May 28, 2019.
Application 16/210,526 is a continuation of application No. 16/114,924, filed on Aug. 28, 2018, granted, now 10,180,754, issued on Jan. 15, 2019.
Application 16/114,924 is a continuation of application No. 15/961,960, filed on Apr. 25, 2018, granted, now 10,088,950, issued on Oct. 2, 2018.
Application 15/961,960 is a continuation of application No. 15/674,907, filed on Aug. 11, 2017, granted, now 9,983,730, issued on May 29, 2018.
Application 15/674,907 is a continuation of application No. 15/384,395, filed on Dec. 20, 2016, granted, now 9,772,715, issued on Sep. 26, 2017.
Application 15/384,395 is a continuation of application No. 15/010,744, filed on Jan. 29, 2016, granted, now 9,557,854, issued on Jan. 31, 2017.
Application 15/010,744 is a continuation of application No. 14/634,534, filed on Feb. 27, 2015, granted, now 9,280,247, issued on Mar. 8, 2016.
Application 14/634,534 is a continuation of application No. 14/056,504, filed on Oct. 17, 2013, granted, now 8,994,682, issued on Mar. 31, 2015.
Application 14/056,504 is a continuation of application No. 12/534,921, filed on Aug. 4, 2009, granted, now 8,564,550, issued on Oct. 22, 2013.
Claims priority of application No. 2008-202870 (JP), filed on Aug. 6, 2008.
Prior Publication US 2024/0310945 A1, Sep. 19, 2024
Int. Cl. G06F 3/041 (2006.01); G02F 1/1333 (2006.01); G02F 1/1343 (2006.01); G06F 1/16 (2006.01); G06F 3/044 (2006.01); H05K 1/02 (2006.01); H05K 1/11 (2006.01); H05K 3/36 (2006.01)
CPC G06F 3/04164 (2019.05) [G02F 1/133345 (2013.01); G02F 1/13338 (2013.01); G02F 1/13439 (2013.01); G06F 1/16 (2013.01); G06F 3/0412 (2013.01); G06F 3/0416 (2013.01); G06F 3/0418 (2013.01); G06F 3/044 (2013.01); G06F 3/0446 (2019.05); H05K 1/0216 (2013.01); H05K 1/11 (2013.01); H05K 1/118 (2013.01); G06F 2203/04102 (2013.01); G06F 2203/04103 (2013.01); G06F 2203/04107 (2013.01); G06F 2203/04111 (2013.01); H05K 3/361 (2013.01); H05K 2201/09245 (2013.01); H05K 2201/09254 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A display device comprising:
an organic light emitting diode display panel,
an electrostatic capacitive type touch panel comprising:
a substrate including a pair of long sides and a pair of short sides;
a plurality of X electrodes and a plurality of Y electrodes intersecting with the X electrodes formed on the substrate;
a plurality of first signal lines, each having a first portion which extends along at least one of the short and long sides of the electrostatic capacitive type touch panel, wherein the plurality of first signal lines are connected to the plurality of X electrodes respectively;
a plurality of second signal lines, each having a first portion which extends along at least one of the short and long sides of the electrostatic capacitive type touch panel, wherein the plurality of second signal lines are connected to the plurality of Y electrodes respectively;
a plurality of floating electrodes formed adjacent to at least one of the plurality of X electrodes and Y electrodes, wherein the floating electrodes do not overlap either the plurality of X electrodes or the plurality of Y electrodes, and wherein the floating electrodes do not electrically connect with either the first or second signal lines;
a flexible printed circuit board comprising:
a second portion of each of the first and the second signal lines,
a plurality of first connection terminals, each connected to the second portion of at least one of the first signal lines,
a plurality of second connection terminals, each connected to the second portion of at least one of the second signal lines,
a power source line connected to a ground potential,
wherein the second portion of the first signal lines and second portion of the second signal lines do not intersect the power source line.