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Patent Searching and Data


Title:
PCIE SYSTEM EXPANDING METHOD, PCIE SWITCH DEVICE, AND PCIE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/012309
Kind Code:
A1
Abstract:
Disclosed in the present application are a PCIe system expanding method, a PCIe switch device, and a PCIe system. The PCIe switch device comprises an upstream port, a port proxy apparatus, and multiple first downstream ports, wherein the upstream port is connected to the port proxy apparatus, the port proxy apparatus is connected to the multiple first downstream ports, and the first downstream ports are used for being connected to PCIe endpoint devices; the connections between the multiple first downstream ports and the PCIe endpoint devices under the first downstream ports share a same bus number. The connections between the multiple first downstream ports and the PCIe endpoint devices under the first downstream ports share the same bus number, so that the number of bus numbers occupied by the PCIe endpoint devices is reduced, and the capacity of the PCIe system is improved.

Inventors:
LIU XINGQIANG (CN)
Application Number:
PCT/CN2021/102622
Publication Date:
January 20, 2022
Filing Date:
June 28, 2021
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
G06F3/06; G06F13/40
Foreign References:
CN105531684A2016-04-27
CN103180817A2013-06-26
CN107278299A2017-10-20
US20150186310A12015-07-02
CN202010677632A2020-07-13
CN202011620807A2020-12-30
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