FIELD: individual cell communication instruments, namely cell phones.
SUBSTANCE: cell phone contains block of client identification modules - block of SIM-cards, connected to controller, which is in turn connected to central processing unit by means of system bus.
EFFECT: ensured capacity for connection of several phone numbers of different mobile communication operators using one phone.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CELLPHONE | 2018 |
|
RU2714125C1 |
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|
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|
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