1. A receiver device for receiving media packet streams from a data network, the receiver device comprising:
a data interface to receive media packet streams, each media packet stream containing one or more user selected media channels;
a processor to extract the user selected media channels from the received media packet streams; and
a controller to receive information on a user selection of media channels advertised on the data network, to receive information on the transmission source of each of the user selected media channels so as to group the user selected media channels that can be transmitted from the same transmission source, and to automatically provide instructions to the processor that one or more media packet streams are to be received for each group and the number of user selected media channels in each media packet stream.
2. A receiver device according to claim 1, wherein the selected media channels each have a format and the controller further operates to receive information on the format of each of the selected media channels so as to group the selected media channels with reference to the format of the selected media channels.
3. A receiver device according to claim 1, wherein one or more media packet streams of a group also contains media channels that are not the selected media channels of that group.
4. A receiver device according to claim 1, wherein the controller is remote from the processor andor the data interface.
5. A receiver device according to claim 1, wherein information about the transmission source includes network parameters of the transmission source.
6. A receiver device according to claim 5, wherein the network parameters include an IP address and configuration port identifier.
7. A receiver device according to claim 1, wherein the transmission source is a transmitter device.
8. A receiver device according to claim 1, wherein for each selected media channel the controller further receives information on the methods by which the selected media channel can be received.
9. A receiver device according to claim 8, wherein the method by which the selected media channel can be received is within one or more pre-defined media packet streams using multicast protocol.
10. A receiver device according to claim 8, wherein the method by which the selected media channel can be received is on request to the transmission source using unicast protocol.
11. A receiver device according to claim 10, wherein the controller further operates to send a request to receive a media packet stream containing the one or more selected media channels of a group.
12. A receiver device according to claim 1, wherein the controller further operates to determine the preferred method of receiving the selected media channel.
13. A receiver device according to claim 1, wherein the controller provides further instruction to the processor on which output channels the extracted selected media channels should be routed to.
15. A receiver device according to claim 1, wherein the receiver device comprises two or more data interfaces, and the controller provides further instruction to the processor on which data interface each media packet stream will be received.
16. A receiver device according to claim 15, wherein the controller further operates to send a request to receive a first media packet stream at a first data interface and a second media packet stream at the second data interface, wherein samples contained in the first and second media packet stream are the same.
17. A receiver device according to claim 1, wherein the information the controller receives on the user selection of media channels is indicative of a unique name of each user selected media channel that describes in words the source of the media channel.
18. A receiver device according to claim 1, wherein the controller further operates to send an indication of the advertised name of the media channel as a look-up-key to a database connected to the data network and to receive the media channel format information for the media channel.
19. A receiver device according to claim 1, wherein the media packet stream contains distinct or overlapping media channels having different bit depths, encodings and sample rates.
20.-22. (canceled)
23. A transmitter device for transmitting media packet streams on a data network, the transmitter device comprising:
a plurality of input media channels to receive media channels, each media channel having a format;
one or more transmission ports to transmit media packet streams;
a processor to packetize received media channels to create media packet streams for transmission by the transmission port; and
a controller to group received media channels having the same format or to receive instructions on which received media channels comprise a group; and to automatically provide instructions to the processor to packetize media channels of a group into the same media packet stream.
24.-44. (canceled)
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. (canceled)
2. (canceled)
3. A semiconductor integrated circuit device comprising:
a memory cell array including a plurality of memory cells arranged in a matrix having rows and columns;
word lines provided for the rows, respectively;
data line pairs provided for the columns, respectively;
a source lines connected to the plurality of memory cells, and
a potential control circuit configured to control a potential of the source line,
wherein each of the plurality of memory cells includes
a first P-channel MOS transistor having agate electrode connected to a first storage node, a drain electrode connected to a second storage node and a source electrode to which an power supply voltage is applied,
a second P-channel MOS transistor having a gate electrode connected to the second storage node, a drain electrode connected to the first storage node and a source electrode to which an power supply voltage is applied,
a first N-channel MOS transistor having agate electrode connected to the first storage node, a drain electrode connected to the second storage node and a source electrode connected to the source line,
a second N-channel MOS transistor having a gate electrode connected to the second storage node, a drain electrode connected to the first storage node and a source electrode connected to the source line;
a third N-channel MOS transistor making a current pass between the first storage node and one data line of one of the data line pairs and having a gate electrode connected to one of the word lines, and
a fourth N-channel MOS transistor making a current pass between the second storage node and another data line of the one data line pair and having a gate electrode connected to the one the word line,
wherein the potential control circuit controls the potential of the source line to a first potential value in a operation state and to a second potential value larger than the first potential value in a standby state, so that a gate tunnel leakage current between the gate electrode and the source electrode of the first P-channel MOS transistor and a gate tunnel leakage current between the gate electrode and source electrode of the second N-channel transistor can be reduced in the standby state compared to in the operation state.
4. The semiconductor integrated circuit device according to claim 3, further comprising word drivers connected to the word lines, respectively, and providing the connected word lines with a potential of the first potential value when the potential of the source line has the second potential.
5. The semiconductor integrated circuit device according to claim 4, wherein both of each data line pair are configured to have a potential value higher than the second potential value when the source line has the second potential value.
6. The semiconductor integrated circuit device according to claim 5, wherein both of each data line pair are configured to have the potential value lower than the power supply voltage of the respective source electrodes of the first and second p-channel MOS transistors when the source line has the second potential value.
7. The semiconductor integrated circuit device according to claim 3, wherein substrate electrodes of the first to fourth n-channel MOS transistors have a voltage of the first voltage value when the potential of the source line has the first potential value and the second potential value.
8. The semiconductor integrated circuit device according to claim 3,
wherein each of the first and second P-channel MOS transistors has a gate insulation film of a 4 nm or less thickness, and each of the first to fourth N-channel MOS transistors has a gate insulation film of a 4 nm or less thickness.