Huawei Technologies Co., Limited

China Unionpay Co., Ltd.

Qing Min

Lei Lu

Jichao Huang

Haijian Jiang

Yu Wang

Yi Yang

Zheng Zhang

Hua Cai

Zhijun Lu

Nianyong Zhu

Jiale Huang

Na Guo

Donghai Chen

Lilin Wang

Lizhi Liu

The embodiments of the application disclose a payment method, apparatus, device, system and storage medium. In the method, a target graphic identifier through the first application app is identified to obtain the first address; wherein, the first app is one of multiple optional apps, and the optional apps comprise apps with payment functions and apps without payment functions; order confirmation information is sent to the first server based on the first page corresponding to the first address; the second address corresponding to an unified payment gateway fed back by the first server is received; a payment component to pay for the order based on the second page corresponding to the second address is called. A payment method, apparatus, device, system and storage medium in embodiments of the application can reduce interface cost, improve payment efficiency, and users can complete payment by scanning codes using any app.

Payment method, apparatus and system, device, and storage medium

The present disclosure provides an entity tag association prediction method, device, system, and a computer readable storage medium. The method includes: determining an entity relationship network, a tag relationship network and an entity tag association network; constructing an entity similarity graph according to the entity relationship network, constructing a tag similarity graph according to the tag relationship network and the entity tag association network, and constructing an entity tag association bipartite graph according to the entity tag association network; extracting an entity feature, and constructing a tag feature according to the tag similarity graph; integrating the entity similarity graph, the tag similarity graph, and the entity tag association bipartite graph into a graph convolutional network to construct a prediction model; inputting the entity feature and the tag feature into the prediction model for training until the model converges, and outputting a prediction result of the prediction model.

Entity tag association prediction method, device, and computer readable storage medium

An oscillator and a clock circuit are disclosed. In an oscillator (), a tail inductor connected to a cross-coupled transistor includes at least two inductors connected in parallel. Therefore, an inductance of the tail inductor is less than an inductance of any one of the inductors. This can address a design difficulty that a tail inductor with a smaller inductance needs to be used as an operating frequency of a VCO increases. The oscillator () includes a first cross-coupled transistor () and a first tail inductor (). The first tail inductor () includes at least two inductors connected in parallel. The first tail inductor () is coupled to a source of the first cross-coupled transistor (). The source of the first cross-coupled transistor () is coupled to a power supply or a ground through the first tail inductor ().

Oscillator and clock circuit

The present disclosure relates to integrated circuits. One example integrated circuit includes a first resonant circuit, a second resonant circuit, and at least one connection circuit. The first resonant circuit includes a first inductor, and the second resonant circuit includes a second inductor. The first inductor includes a first port, and the second inductor includes a second port. The at least one connection circuit is connected between the first port and the second port. The at least one connection circuit provides an electrical connection between the first port and the second port.

Integrated circuit including resonant circuit

One example charge pump is provided. The example charge pump includes a degeneration circuit, a charging current source transistor, a switch circuit and a discharging current source transistor. The charging current source transistor provides a charging current. The degeneration circuit is coupled between a first terminal of the charging current source transistor and a power supply terminal. The degeneration circuit degrades a first voltage corresponding to the power supply terminal to a second voltage. The switch circuit is coupled between a second terminal of the charging current source transistor and a load. The switch circuit controls a charging current output to the load.

Charge pump, phase-locked loop circuit, and clock control apparatus

The present disclosure relates to integrated circuits. One example integrated circuit includes a first resonant circuit, a second resonant circuit, and at least one connection circuit. The first resonant circuit includes a first inductor, and the second resonant circuit includes a second inductor. The first inductor includes a first port and a second port, and the second inductor includes a third port and a fourth port. The at least one connection circuit is connected between at least one of the first port and the second port and at least one of the third port and the fourth port. Each connection circuit of the at least one connection circuit provides an electrical connection between two ports, where each of the two ports is connected to the connection circuit.

The present invention provides an automatic amplitude control circuit, including an oscillator, a collecting module, a first analog current generating module, a second analog current generating module, and a numerical control current generating module. According to this automatic amplitude control circuit, a low-noise numerical control bias current can be provided for the oscillator.

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Shanghai, China

Qing Min