1. A method for producing cryptographically protected redundant data packets comprising:
producing a number N of redundant data packets by N different production units, wherein the respective production unit comprises an associated explicit identification, and
generating N cryptographically protected redundant data packets from the N produced redundant data packets by a single cryptographic function,
wherein the cryptographic function for the generation of the respective cryptographically protected data packet is parameterized using a cryptographic key and the identification associated with the corresponding production unit.
2. The method as claimed in claim 1, wherein the N cryptographically protected redundant data packets are generated from the N produced redundant data packets by the single cryptographic function and a single initialization vector,
wherein the cryptographic function for the generation of the respective cryptographically protected data packet is parameterized using the cryptographic key and an initialization vector derived from the initialization vector by the identification associated with the corresponding production unit.
3. The method as claimed in claim 2, wherein the respective derived initialization vector is derived from the initialization vector by a first derivation function parameterized using the associated identification.
4. The method as claimed in claim 2, wherein the respective value of the derived initialization vector is formed from a concatenation of an address for a transmitter of the cryptographically protected redundant data packets, the identification associated with the corresponding production unit, and a current counter value.
5. The method as claimed in claim 1, wherein the N cryptographically protected redundant data packets are generated from the N produced redundant data packets by the single cryptographic function and a single initialization vector,
wherein the cryptographic function for the generation of the respective cryptographically protected data packet is parameterized using a cryptographic key, which is derived from the cryptographic key by the identification associated with the corresponding production unit, and the initialization vector.
6. The method as claimed in claim 5, wherein the respective derived cryptographic key is derived from the cryptographic key by of a second derivation function parameterized using the associated identification.
7. The method as claimed in claim 1, wherein the N cryptographically protected redundant data packets are generated from the N produced redundant data packets by the single cryptographic function and a single initialization vector,
wherein the cryptographic function for the generation of the respective cryptographically protected data packet is parameterized using a cryptographic key, which is derived from the cryptographic key by the identification associated with the corresponding production unit, and an initialization vector that is derived from the initialization vector by the identification associated with the corresponding production unit.
8. The method as claimed in claim 7, wherein the respective derived initialization vector is derived from the initialization vector by a first derivation function parameterized using the associated identification, and the respective derived cryptographic key is derived from the cryptographic key by a second derivation function parameterized using the associated identification.
9. The method as claimed in claim 7, wherein the respective value of the derived initialization vector is formed from a concatenation of an address for a transmitter of the cryptographically protected redundant data packets, the identification associated with the corresponding production unit, and a current counter value.
10. An apparatus comprising:
at least one processor; and
at least one memory including computer program code for one or more programs;
the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to at least perform:
produce a number N of redundant data packets by N different production units, wherein the respective production unit comprises an associated explicit identification, and
generating N cryptographically protected redundant data packets from the N produced redundant data packets by a single cryptographic function,
wherein the cryptographic function for the generation of the respective cryptographically protected data packet is parameterized using a cryptographic key and the identification associated with the corresponding production unit.
11. An apparatus for producing cryptographically protected redundant data packets, the apparatus comprising:
a number N of production units for producing N redundant data packets, wherein the respective production unit comprises an associated explicit identification; and
a number N of generation units for generating N cryptographically protected redundant data packets from the N produced redundant data packets by a single cryptographic function,
wherein the respective generation unit is configured to parameterize the cryptographic function for the generation of the respective cryptographically protected data packet using a cryptographic key and the identification associated with the corresponding production unit.
12. The apparatus as claimed in claim 11, wherein the apparatus is in the form of a communication node in a communication network,
wherein the communication node comprises at least one control device and at least one communication interface coupled to the communication network.
13. The apparatus as claimed in claim 12, wherein the control device integrates the N production units and the communication interface integrates the N generation units.
14. The apparatus as claimed in claim 12, wherein the control device integrates the N production units and the N generation units.
15. An arrangement for a communication network, comprising:
a plurality of communication nodes that are coupled via the communication network, wherein the respective communication node comprises an apparatus for producing cryptographically protected redundant data packets, wherein the apparatus comprises:
a number N of production units for producing N redundant data packets, wherein the respective production unit comprises an associated explicit identification; and
a number N of generation units for generating N cryptographically protected redundant data packets from the N produced redundant data packets by a single cryptographic function,
wherein the respective generation unit is configured to parameterize the cryptographic function for the generation of the respective cryptographically protected data packet using a cryptographic key and the identification associated with the corresponding production unit.
16. The arrangement as claimed in claim 15, wherein the communication node comprises at least one control device and at least one communication interface coupled to the communication network.
17. The arrangement as claimed in claim 16, wherein the control device integrates the N production units and the communication interface integrates the N generation units.
18. The arrangement as claimed in claim 16, wherein the control device integrates the N production units and the N generation units.
19. The method as claimed in claim 3, wherein the respective value of the derived initialization vector is formed from a concatenation of an address for a transmitter of the cryptographically protected redundant data packets, the identification associated with the corresponding production unit, and a current counter value.
20. The method as claimed in claim 8, wherein the respective value of the derived initialization vector is formed from a concatenation of an address for a transmitter of the cryptographically protected redundant data packets, the identification associated with the corresponding production unit, and a current counter value.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-9. (canceled)
10. A setting method of a display mode, comprising the steps of:
setting display mode parameters of a first display device;
extracting and storing the display mode parameters of the first display device;
setting a second display device based on the display mode parameters of the first display device; and
making the second display device display based on the display mode parameters of the first display device.
11. The setting method of claim 10, wherein the first display device includes a mode parameter storing module, and the step of setting display mode parameters of a first display device comprises:
manually setting the display mode parameters of the first display device respectively to form a mode parameter configuration file, and storing the mode parameter configuration file in the mode parameter storing module of the first display device.
12. The setting method of claim 10, wherein the display mode parameters of the first display device include:
a brightness parameter, a contrast parameter, a sound parameter, a saturation parameter and a user logo parameter.
13. The setting method of claim 11, wherein the display mode parameters of the first display device include:
a brightness parameter, a contrast parameter, a sound parameter, a saturation parameter and a user logo parameter.
14. The setting method of claim 10, wherein the first display device includes a mobile storage device hardware interface, and the step of extracting and storing the display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the first display device;
storing the mode parameter configuration file in the first display device into the mobile storage device; and
removing the mobile storage device from the mobile storage device hardware interface of the first display device.
15. The setting method of claim 11, wherein the first display device includes a mobile storage device hardware interface, and the step of extracting and storing the display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the first display device;
storing the mode parameter configuration file in the first display device into the mobile storage device; and
removing the mobile storage device from the mobile storage device hardware interface of the first display device.
16. The setting method of claim 12, wherein the first display device includes a mobile storage device hardware interface, and the step of extracting and storing the display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the first display device;
storing the mode parameter configuration file in the first display device into the mobile storage device; and
removing the mobile storage device from the mobile storage device hardware interface of the first display device.
17. The setting method of claim 10, wherein the second display device includes a mobile storage device hardware interface and a mode parameter storing module, and the step of setting the second display device based on the extracted display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the second display device;
copying the mode parameter configuration file in the mobile storage device to the mode parameter storing module of the second display device; and
removing the mobile storage device from the mobile storage device hardware interface of the second display device.
18. The setting method of claim 11, wherein the second display device includes a mobile storage device hardware interface and a mode parameter storing module, and the step of setting the second display device based on the extracted display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the second display device;
copying the mode parameter configuration file in the mobile storage device to the mode parameter storing module of the second display device; and
removing the mobile storage device from the mobile storage device hardware interface of the second display device.
19. The setting method of claim 12, wherein the second display device includes a mobile storage device hardware interface and a mode parameter storing module, and the step of setting the second display device based on the extracted display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the second display device;
copying the mode parameter configuration file in the mobile storage device to the mode parameter storing module of the second display device; and
removing the mobile storage device from the mobile storage device hardware interface of the second display device.
20. The setting method of claim 14, wherein the second display device includes a mobile storage device hardware interface and a mode parameter storing module, and the step of setting the second display device based on the extracted display mode parameters of the first display device comprises:
connecting the mobile storage device to the mobile storage device hardware interface of the second display device;
copying the mode parameter configuration file in the mobile storage device to the mode parameter storing module of the second display device; and
removing the mobile storage device from the mobile storage device hardware interface of the second display device.
21. The setting method of claim 10, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
22. The setting method of claim 11, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
23. The setting method of claim 12, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
24. The setting method of claim 14, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
25. The setting method of claim 17, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
26. The setting method of claim 18, wherein the second display device includes a mode parameter reading module and a mode parameter running module, and the step of making the second display device display based on the display mode parameters of the first display device comprises:
the mode parameter reading module of the second display device reads the mode parameter configuration file from the mode parameter storing module of the second display device to the mode parameter running module, and the mode parameter running module runs the mode parameter configuration file, so that the second display device displays based on the display mode parameters of the first display device.
27. A display mode configuring system, comprising:
a first display device for generating a mode parameter configuration file based on a plurality of display mode parameters of the first display device;
a mobile storage device for storing the mode parameter configuration file therein when it is connected to the first display device; and
a second display device for reading the mode parameter configuration file from the mobile storage device and running it when the mobile storage device is connected thereto, so that the second display device displays based on the display mode parameters of the first display device.
28. The display mode configuring system of claim 27, wherein the first display device includes a first mode parameter storing module and a first mobile storage device hardware interface, the second display device includes a second mode parameter storing module and a second mobile storage device hardware interface, wherein the first mode parameter storing module stores the generated mode parameter configuration file, and the second mode parameter storing module stores the mode parameter configuration file read from the mobile storage device, and wherein the first mobile storage device hardware interface and the second mobile storage device hardware interface are used to connect with the mobile storage device.
29. The display mode configuring system of claim 28, wherein the first display device further includes a first mode parameter reading module and a first mode parameter running module, and the second display device further includes a second mode parameter reading module and a second mode parameter running module, wherein the first mode parameter reading module reads the mode parameter configuration file from the first mode parameter storing module to the first mode parameter running module, and the first mode parameter running module runs the mode parameter configuration file so that the first display device displays based on the display mode parameters, and the second mode parameter reading module reads the mode parameter configuration file from the second mode parameter storing module to the second mode parameter running module, and the second mode parameter running module runs the mode parameter configuration file so that the second display device displays based on the display mode parameters of the first display device.