Display substrate and display device
A display substrate and substrate technology, applied in optics, instruments, character and pattern recognition, etc., can solve problems such as weak charge signal and affecting fingerprint recognition effect
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[0031] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other.
[0032] An embodiment of the present invention provides a display substrate, including a substrate and a fingerprint recognition unit disposed on the substrate, the fingerprint recognition unit includes an excitation circuit and a reading circuit, and the reading circuit is configured to communicate with the fingerprint to be recognized forming a first capacitor and reading a charge signal of the first capacitor, the excitation circuit includes a first thin film transistor and a first electrode plate co...
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