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US 2022/0067475 A1Published application
Memory Card, Connector, and Functional Card Identification Method
AssigneeHuawei Technologies Co., Ltd.
InventorsEnhua Deng, Dan Guo, Weiwen Pang, Zhixiong Li
Life of this patent
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Abstract
A memory card includes a packaging board and a plurality of contacts disposed on one side surface of the packaging board, where the contacts include a power supply contact, a grounding contact, and a detection contact. The detection contact is disposed adjacent to one of the power supply contact or the grounding contact and is suspended or electrically connected to the other of the power supply contact or the grounding contact.
Claims21
1-13. (canceled)
A memory card comprising:
- a packaging board;
- a power supply contact;
- a grounding contact;
- at least one detection contact comprising:
- a first detection contact disposed adjacent to the grounding contact and either suspended or electrically coupled to the power supply contact;
- or
- a second detection contact disposed adjacent to the power supply contact and either suspended or electrically coupled to the grounding contact;
- a command contact;
- and
- four data contacts.
7 more elements
A connector comprising:
- a power supply terminal configured to connect with a power supply contact of a memory card;
- a grounding terminal configured to connect with a grounding contact of the memory card;
- and
- a detection terminal comprising a first detection terminal and a second detection terminal, wherein the detection terminal is configured to connect with at least one detection contact of the memory card.
1 more element
A method implemented by an electronic device, wherein the method comprises:
- powering on a card using a power supply terminal of a connector of the electronic device, wherein the connector further comprises a grounding terminal and a detection terminal;
- determining whether the detection terminal has detected an electrical signal;
- and
- identifying the card as a memory card or a subscriber identity module (SIM) card based on a detection status of the detection terminal.
1 more element
Dependencies are inferred from the claim text.