1. A method for binding a Machine Type Communication (MTC) device and a Universal Integrated Circuit Card (UICC), comprising:
acquiring, by a Network Application Function (NAF), identity information of the MTC device and identity information of the UICC during a process of establishment of a shared key; and
establishing, by the NAF, a binding relationship between the MTC device and the UICC based on the identity information of the MTC device and the identity information of the UICC, and storing the binding relationship into a binding relationship table stored by the NAF.
2. The method according to claim 1, wherein,
the process of establishment of the shared key is a process of establishing the shared key in the manner of Generic Bootstrapping Architecture (GBA) with UICC-based enhancements (GBA-U).
3. The method according to claim 1, wherein the establishing, by the NAF, a binding relationship between the MTC device and the UICC based on the identity information of the MTC device and the identity information of the UICC comprises:
searching for, by the NAF, a binding relationship of the MTC device and a binding relationship of the UICC based on the identity information of the UICC and the identity information of the MTC device, and establishing the binding relationship between the MTC device and the UICC when there is no binding relationship between the MTC device and the UICC, there is no binding relationship between the MTC device and other UICCs and there is no binding relationship between the UICC and other MTC devices.
4. The method according to claim 1, wherein
the identity information of the MTC device comprises one or more of the followings: identification of the MTC device, International Mobile Equipment Identity (IMEI) of the MTC device, an International Mobile Equipment Identity Software Version (IMEISV) of the MTC device, and application identification of the MTC device;
the identity information of the UICC comprises one or more of the followings: Integrate Circuit Card Identity (ICCID) of the UICC, identity information of a Universal Subscriber Identity Module (USIM) on the UICC, and application identification of the UICC; and
the establishing the binding relationship between the MTC device and the UICC comprises: establishing a corresponding relationship between any one or more of the identity information of the MTC device and any one or more of the identity information of the UICC.
5. The method according to claim 1, further comprising: updating, by the NAF, the binding relationship table stored by the NAF according to user requirement.
6. A method for establishing a shared key between a Machine Type Communication (MTC) device and a Universal Integrated Circuit Card (UICC), comprising:
receiving, by a Network Application Function (NAF), a service request including identity information of the MTC device and identity information of the UICC from the MTC device;
searching for, by the NAF, a binding relationship of the MTC device and a binding relationship of the UICC from a binding relationship table stored by the NAF based on the identity information of the MTC device and the identity information of the UICC; and
when there is a binding relationship between the MTC device and the UICC, generating, by the NAF, a shared key used for secure communication between the MTC device and the UICC, determining a life cycle of the shared key, and returning the shared key and the life cycle of the shared key to the MTC device.
7. An apparatus for implementing binding between a Machine Type Communication (MTC) device and a Universal Integrated Circuit Card (UICC), comprising:
a processor and a memory, the memory stores an acquisition unit, a binding unit and a storage unit, wherein
the acquisition unit is configured to acquire identity information of the MTC device and identity information of the UICC during a process of establishment of a shared key;
the binding unit is configured to establish, based on the identity information of the MTC device and the identity information of the UICC acquired by the acquisition unit, a binding relationship between the MTC device and the UICC, and store the binding relationship into a binding relationship table in the storage unit; and
the storage unit is configured to store the binding relationship table.
8. The apparatus according to claim 7, wherein the acquisition unit is configured to, during the process of establishing the shared key in the manner of Generic Bootstrapping Architecture (GBA) with UICC-based enhancements (GBA-U), acquire the identity information of the MTC device and the identity information of the UICC.
9. The apparatus according to claim 7, wherein the binding unit is configured to search for, based on the identity information of the UICC and the identity information of the MTC device acquired by the acquisition unit, a binding relationship of the MTC device and a binding relationship of the UICC from the binding relationship table stored in the storage unit, and establish the binding relationship between the MTC device and the UICC when there is no binding relationship between the MTC device and the UICC, there is no binding relationship between the MTC device and other UICCs and there is no binding relationship between the UICC and other MTC devices.
10. The apparatus according to claim 7, wherein
the identity information of the MTC device comprises one or more of the followings: identification of the MTC device, International Mobile Equipment Identity (IMEI) of the MTC device, an International Mobile Equipment Identity Software Version (IMEISV) of the MTC device, and application identification of the MTC device;
the identity information of the UICC comprises one or more of the followings: Integrate Circuit Card Identity (ICCID) of the UICC, identity information of a Universal Subscriber Identity Module (USIM) on the UICC, and application identification of the UICC; and
the binding unit is further configured to establish a corresponding relationship between any one or more of the identity information of the MTC device and any one or more of the identity information of the UICC.
11. A system for implementing binding between a Machine Type Communication (MTC) device and a Universal Integrated Circuit Card (UICC), comprising: the MTC device, the UICC and a Network Application Function (NAF), and the NAF comprises a processor and a memory, the memory stores an acquisition unit, a binding unit and a storage unit, wherein
the acquisition unit is configured to, during a process of establishment of a shared key, acquire identity information of the MTC device and identity information of the UICC from the MTC device after the MTC device acquires the identity information of the UICC from the UICC;
the binding unit is configured to establish, based on the identity information of the MTC device and the identity information of the UICC acquired by the acquisition unit, a binding relationship between the MTC device and the UICC, and store the binding relationship into a binding relationship table in the storage unit; and
the storage unit is configured to store the binding relationship table.
12. The system according to claim 11, wherein,
the identity information of the MTC device comprises one or more of the followings: identification of the MTC device, International Mobile Equipment Identity (IMEI) of the MTC device, an International Mobile Equipment Identity Software Version (IMEISV) of the MTC device, and application identification of the MTC device;
the identity information of the UICC comprises one or more of the followings: Integrate Circuit Card Identity (ICCID) of the UICC, identity information of a Universal Subscriber Identity Module (USIM) on the UICC, and application identification of the UICC; and
the binding unit is further configured to establish a corresponding relationship between any one or more of the identity information of the MTC device and any one or more of the identity information of the UICC.
13. A system for establishing a shared key between a Machine Type Communication (MTC) device and a Universal Integrated Circuit Card (UICC), comprising: the MTC device, the UICC and a Network Application Function (NAF), wherein
the MTC device is configured to interact with the UICC, initiate establishment of the shared key, and acquire identity information of the UICC from the UICC; and
the NAF is configured to: receive a service request including identity information of the MTC device and the identity information of the UICC from the MTC device, search for, based on the identity information of the MTC device and the identity information of the UICC, a binding relationship of the MTC device and a binding relationship of the UICC from a binding relationship table stored by the NAF; and when there is a binding relationship between the MTC device and the UICC, generate a shared key used for secure communication between the MTC device and the UICC, obtain a life cycle of the shared key, and return the shared key and the life cycle of the shared key to the MTC device.
14. The method according to claim 3, wherein
the identity information of the MTC device comprises one or more of the followings: identification of the MTC device, International Mobile Equipment Identity (IMEI) of the MTC device, an International Mobile Equipment Identity Software Version (IMEISV) of the MTC device, and application identification of the MTC device;
the identity information of the UICC comprises one or more of the followings: Integrate Circuit Card Identity (ICCID) of the UICC, identity information of a Universal Subscriber Identity Module (USIM) on the UICC, and application identification of the UICC; and
the establishing the binding relationship between the MTC device and the UICC comprises: establishing a corresponding relationship between any one or more of the identity information of the MTC device and any one or more of the identity information of the UICC.
15. The method according to claim 2, further comprising: updating, by the NAF, the binding relationship table stored by the NAF according to user requirement.
16. The method according to claim 3, further comprising: updating, by the NAF, the binding relationship table stored by the NAF according to user requirement.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. Injection means for an injection moulding machine with a screw (3) for metering plastics, which is mounted in a rotatable manner in a clamping plate (8), which is longitudinally displaceable by means of at least two electrically driven spindles (5), wherein the pressure exerted by plastics upon the screw (3) is determined by at least one sensor (14; 15) which measures the deformation of a connecting ring arranged between a stationary sleeve (9) surrounding the bearing of the screw (3) and the clamping plate (8), characterised in that the connecting ring is configured as an annular disc (10), the inner edge (11) of which is connected to the sleeve (9), and the outer edge (12) of which is connected to the clamping plate (8).
2. Injection means according to claim 1, characterised in that the cross-section of the annular disc (10) reduces with increasing distance from the edges (11 and 12).
3. Injection means according to claim 1, characterised in that at least one sensor (14) is fitted on the annular disc (10), in particular in the form of an expansion measuring strip.
4. Injection means according to claim 1, characterised in that at least one sensor (15, 15) determines the relative position of the sleeve (9) and clamping plate (8) in the direction of the screw (3).