What is claimed is:
1. A virtual channel DRAM comprising:
a number of segments for dividing a cell conducted to bit line by an active command is divided into a number blocks;
a number of segment selecting means for selectively conducting the bit line in one of the segments to a data transfer line;
a number of channels for temporarily storing data transferred among the bit line, the data transfer line and a channel bus line;
a number of channel selecting means for selectively conducting the channel bus line in one of the channels to the data transfer line; and
control signal generating means for generating a first control signal used for selectively conducting the bit line in one of the segments to the data transfer line and used for simultaneously conducting the bit lines of all segments to the data transfer line in a predetermined external command mode.
2. The virtual channel DRAM as recited in claim 1, wherein the control signal generating means includes:
first even order NAND gates at input stage, to each of which address signals applied from external to select one of the segments and a second control signal;
second odd order NAND gates at input stage, to each of which the address signals applied from external to select one of the segments and the second control signal;
second even order NAND gates at output stage, to each of which outputs of the even order NAND gates at the input stage and a third control signal and each of which provides the first control signal; and
second odd order NAND gates at output stage, to each of which outputs of the odd order NAND gates at the input stage and the third control signal and each of which provides the first control signal.
3. The virtual channel DRAM as recited in claim 2, wherein the second control signal becomes logic high when a command corresponding to data transfer between the segments and the channels is applied.
4. The virtual channel DRAM as recited in claim 2, wherein the third control signal becomes logic high in an external command mode for a predetermined test in which data is transferred from the channels to the segments.
5. A virtual channel DRAM comprising:
a number of segments for dividing a cell conducted to a bit line by an active command into a number of blocks;
segment selecting means for selectively conducting the bit line in one of the segments to a data transfer line and for selectively conducting the bit lines in all segments to the data transfer line in a predetermined external command mode;
a number of channels for temporarily storing data transferred among the bit line, the data transfer line and a channel bus line;
a number of channel selecting means for selectively conducting the channel bus line in one of the channels to the data transfer line; and
control signal generating means for generating a control signal for selectively conducting the bit line in one of the segments to the data transfer line.
6. The virtual channel DRAM as recited in claim 5, wherein the segment selecting means includes transfer gates, each coupled between the bit line of each segment and the data transfer line and switched by the control signal selecting one of the segments and a signal, wherein the signal being logic high in an external command mode for a predetermined test in which data should be transferred from the channels to the segments.
7. The virtual channel DRAM as recited in claim 6, wherein the transfer gates respectively includes NMOS transistors.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A method of controlling a social network access control list (ACL) for a shared resource, comprising:
monitoring communications to and from a user;
determining social network data from the communications to and from the user;
determining an access level for the user based on the social network data; and
configuring the access control list to provide the user the access level determined for accessing the shared resource.
2. The method according to claim 1, wherein the communications are e-mail communications.
3. The method according to claim 1, wherein the social network data includes at least one of identities of the user and a second user, a frequency of interaction for a time period, a chronology of the communications, a topic of the communications, and resources attached to the communications.
4. The method according to claim 1, wherein the access level is selected from the group consisting of a read-only access, a readwrite access, an execute access, a create access, an owner access, a no access, an all access, and a control access.
5. The method according to claim 1, wherein the access control list includes a user identification and the access level for the user.
6. The method according to claim 1, wherein the resource is at least one of a file, a directory, a user, an inputoutput device, and a computer system.
7. A social network utilizing an access control list (ACL) for a shared resource, comprising:
a social network monitor to monitor communications to and from a user, and to determine social network data from the communications to and from the user; and
a social network access controller to determine an access level for the user based on the social network data, and to configure the access control list to provide the user the access level determined for accessing the shared resource.
8. The social network according to claim 7, further including a shared resource provider to provide to the user access to the shared resource based on the access control list.
9. The social network according to claim 7, wherein the social network monitor and the social network access controller reside on a single system.
10. The social network according to claim 7, wherein the social network monitor and the social network access controller reside on separate systems.
11. The social network according to claim 7, wherein the communications are e-mail communications.
12. The social network according to claim 7, wherein the social network data includes at least one of identities of the user and a second user, a frequency of interaction for a time period, a chronology of the communications, a topic of the communications, and resources attached to the communications.
13. The social network according to claim 7, wherein the access level is selected from the group consisting of a read-only access, a readwrite access, an execute access, a create access, an owner access, a no access, an all access, and a control access.
14. The social network according to claim 7, wherein the access control list includes a user identification and the access level for the user.
15. The social network according to claim 7, wherein the resource is at least one of a file, a directory, a user, an inputoutput device, and a computer system.
16. A communications system having a shared resource, comprising:
a computer-readable medium; and
computer-readable program code, stored on the computer-readable medium, adapted to be loaded and executed on the communications system, the computer-readable code performing,
monitoring communications to and from a user,
determining social network data from the communications to and from the user;
determining an access level for the user based on the social network data, and
configuring an access control list to provide the user the access level determined for accessing the shared resource.
17. The communications system according to claim 16, wherein the communications are e-mail communications.
18. The communications system according to claim 16, wherein the social network data includes at least one of identities of the user and a second user, a frequency of interaction for a time period, a chronology of the communications, a topic of the communications, and resources attached to the communications.
19. The communications system according to claim 16, wherein the access level is selected from the group consisting of a readwrite access, a write-only access, an execute access, a create access, an owner access, a no access, an all access, and a control access.
20. The communications system according to claim 16, wherein the access control list includes a user identification and the access level for the user.
21. The communications system according to claim 16, wherein the resource is at least one of a file, a directory, a user, an inputoutput device, and a computer system.