# US 2019/0245291 A1 · Ngsff and m.2 differentiation and mutual protection circuit > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0245291 A1 - Document ID: US20190245291A1 - Status: Published application - Kind: A1 - Application number: 15/989,056 - Filed: 2018-05-24 - Published: 2019-08-08 - Earliest claimed: 2018-02-07 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: David T. WANG; Gwangman LIM; Shinwoo PARK - Web page: https://patentgrep.com/patent/US20190245291A1 ## CPC - H01R 12/73: connecting to other rigid printed circuits or like structures - G11C 5/14: Power supply arrangements {, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels} - G11C 16/30: Power supply circuits - H01R 13/6683: {with built-in sensor} - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS - G11C: STATIC STORES (semiconductor memory devices H10B) ## Abstract A device includes a connector and a detector device. The connector includes at least one first-type pin and at least one second-type pin. The connector is capable of being connected to a corresponding connector of a solid-state drive (SSD) device. The detector device controls the at least one first-type pin to be coupled to a first power supply voltage based on, at least in part, the at least one second-type pin is connected to a second power supply voltage while the corresponding connector of the SSD device is connected to the first connector. If the at least one second-type pin is detected as being connected to a third power supply voltage different from the second power supply voltage while the corresponding connector of the SSD device is connected to the first connector, the detector device controls the at least one first-type pin to be in a non-connected state. ## Claims ### Claim 1 A device, comprising: a first connector comprising at least one first-type pin and at least one second-type pin, the first connector capable of being connected to a corresponding connector of a solid-state drive (SSD) device; and at least one first detector device coupled to the at least one first-type pin of the first connector, the at least one first detector device to control the at least one first-type pin to be coupled to a first power supply voltage based on, at least in part, detecting that the at least one second-type pin is connected to a second power supply voltage while the corresponding connector of the SSD device is connected to the first connector, and to control the at least one first-type pin to be in a non-connected state based on, at least in part, detecting that the at least one second-type pin is connected to a third power supply voltage while the corresponding connector of the SSD device is connected to the first connector. ### Claim 2 (depends on 1) The device of claim 1, wherein the first connector comprises an M.2 form factor. ### Claim 3 (depends on 2) The device of claim 2, wherein the at least one first-type pin of the first connector comprises at least one of a pin 30, pin 32, pin 34 and pin 36 of the first connector. ### Claim 4 (depends on 2) The device of claim 2, wherein the at least one second-type pin of the first connector comprises at least one of pin 2, pin 4, pin 72 and pin 74 of the first connector. ### Claim 5 (depends on 2) The device of claim 2, wherein the first power supply voltage comprises 12 V, the second power supply voltage comprises ground, and the third power supply voltage comprises 3.3 V. ### Claim 6 (depends on 1) The device of claim 1, further comprising the SSD device, the SSD device comprising: a second connector comprising at least one first-type pin and at least one second-type pin, the second connector capable of being connected to the first connector; and at least one second detector device coupled to the at least one first-type pin and the at least one second-type pin of the second connector, the at least one second detector device to control the at least one first-type pin of the second connector to be coupled to the first power supply voltage based on, at least in part, detecting that the at least one second-type pin of the second connector is connected to the second power supply voltage while the second connector is connected to the first connector, and to control the at least one first-type pin of the second connector to be in a non-connected state based on, at least in part, detecting that the at least one second-type pin of the second connector is connected to the third power supply voltage while the second connector is connected to the first connector. ### Claim 7 (depends on 6) The device of claim 6, wherein the second connector comprises an M.2 form factor. ### Claim 8 (depends on 7) The device of claim 7, wherein the at least one first-type pin of the second connector comprises at least one of a pin 30, pin 32, pin 34 and pin 36 of the second connector. ### Claim 9 (depends on 7) The device of claim 7, wherein the at least one second-type pin of the second connector comprises at least one of pin 2, pin 4, pin 72 and pin 74 of the second connector. ### Claim 10 (depends on 7) The device of claim 7, wherein the first power supply voltage comprises 12 V, the second power supply voltage comprises ground, and the third power supply voltage comprises 3.3 V. ### Claim 11 A solid-state drive (SSD) device, comprising: a first connector comprising at least one first-type pin and at least one second-type pin, the first connector capable of being connected to a corresponding connector of a host device; and at least one first detector device coupled to the at least one first-type pin and the at least one second-type pin of the first connector, the at least one first detector device to control the at least one first-type pin of the first connector to be coupled to a first voltage based on, at least in part, detecting that the at least one second-type pin of the first connector is connected to a second voltage while the SSD is connected to the corresponding connector of the host device, the first voltage being provided by the host device, and to control the at least one first-type pin of the first connector to be in a non-connected state based on, at least in part, detecting that the at least one second-type pin of the first connector is connected to a third voltage while the first connector is connected to the corresponding connector of the host device. ### Claim 12 (depends on 11) The SSD device of claim 11, wherein the first connector comprises an M.2 form factor. ### Claim 13 (depends on 12) The SSD device of claim 12, wherein the at least one first-type pin of the first connector comprises at least one of a pin 30, pin 32, pin 34 and pin 36 of the first connector. ### Claim 14 (depends on 12) The SSD device of claim 12, wherein the at least one second-type pin of the first connector comprises at least one of pin 2, pin 4, pin 72 and pin 74 of the first connector. ### Claim 15 (depends on 12) The SSD device of claim 12, wherein the first voltage comprises 12 V, the second voltage comprises ground, and the third voltage comprises 3.3 V. ### Claim 16 (depends on 11) The SSD device of claim 11, further comprising the host device, the host device comprising: a second connector comprising at least one first-type pin and at least one second-type pin, the second connector capable of being connected to the first connector; and at least one second detector device coupled to the at least one first-type pin of the second connector, the at least one second detector device to control the at least one first-type pin of the second connector to be coupled to the first voltage based on, at least in part, detecting that the at least one second-type pin of the second connector is connected to the second voltage while the second connector is connected to the first connector, and to control the at least one first-type pin of the second connector to be in a non-connected state based on, at least in part, detecting that the at least one second-type pin of the second connector is connected to the third voltage while the second connector is connected to the first connector. ### Claim 17 A solid-state drive (SSD) device, comprising: a first connector comprising at least one first-type pin and at least one strap-signal-type pin, the first connector capable of being connected to a corresponding connector of a host device; and at least one first detector device coupled to the at least one first-type pin and the at least one strap-signal-type pin of the first connector, the at least one detector device to control each first-type pin of the first connector to be coupled to a first voltage based on, at least in part, detecting that the at least one strap-signal-type pin of the first connector is connected to a second voltage while the first connector is connected to the corresponding connector of the host device, the first voltage being provided by the host device, and to control each first-type pin of the first connector to be in a non-connected state based on, at least in part, detecting that the at least one strap-signal-type pin of the first connector is connected to a third voltage while the first connector is connected to the corresponding connector of the host device. ### Claim 18 (depends on 17) The SSD device of claim 17, wherein the first connector comprises an M.2 form factor. ### Claim 19 (depends on 18) The SSD device of claim 18, wherein the at least one first-type pin of the first connector comprises at least one of a pin 30, pin 32, pin 34 and pin 36 of the first connector, wherein the at least one strap-signal-type pin of the first connector comprises at least one of pin 2, pin 4, pin 72 and pin 74 of the first connector, and wherein the first voltage comprises 12 V, the second voltage comprises ground, and the third voltage comprises 3.3 V. ### Claim 20 (depends on 19) The SSD device of claim 19, further comprising the host device, the host device comprising: a second connector comprising at least one first-type pin and at least one strap-signal-type pin, the second connector capable of being connected to the first connector; and at least one second control device coupled to the at least one first-type pin of the second connector, the at least one second control device to control each first-type pin of the second connector to be coupled to the first voltage based on, at least in part, detecting that the at least one strap-signal-type pin of the second connector is connected to the second voltage while the second connector is connected to the first connector, and to control each first-type pin of the second connector to be in a non-connected state based on, at least in part, detecting that the at least one strap-signal-type pin of the second connector is connected to the third voltage while the second connector is connected to the first connector.