1. An audio signal processor comprising two sets of receivers and transmitters each performing communication in a single direction, and capable of being incorporated into a network system as one of processors constituting said network system in which said processors are connected in series by connecting one set of said receiver and transmitter in one processor to one set of said transmitter and receiver in a next processor by communication cables, respectively, one of the processors operates as a master node, an audio transport frame generated by the master node circulates along a ring transmission route formed among said processors in said network system at a constant period, said audio transport frame including a plurality of storage regions for audio signals, and each of said processors writes andor reads audio signals tofrom the audio transport frame, to thereby transport the audio signals between a series of connected processors, said audio signal processor comprising:
an incorporating device that, when detecting a processor directly connected to the audio signal processor via the communication cable and not incorporated into the ring transmission route to which the audio signal processor belongs, communicates with the detected processor to incorporate the detected processor into the ring transmission route;
a mode switch device that, when receiving a master change command designating the audio signal processor as the master node, switches the audio signal processor into a master mode in which the audio signal processor operates as the master node, while other processors not designated as the master node operate in a slave mode;
a reset instructing device that, when detecting said master change command, resets the audio signal processor to separate the audio signal processor from the ring transmission route, and sends a reset command for instructing reset to all adjacent processors with which the audio signal processor is directly connected via the communication cables; and
a reset conveying device that, when receiving a reset command from an adjacent processor on a side, resets the audio signal processor to separate the audio signal processor from the ring transmission route, and sends a reset command to another adjacent processor on another side.
2. An audio signal processor according to claim 1, further comprising:
an initial communication device that, when the audio signal processor is not incorporated in the ring transmission route or the audio signal processor is located at an end of the connected processors which form the ring transmission route, transmits a communication frame from the transmitter to an adjacent processor directly connected to the transmitter via the communication cable and not incorporated into the ring transmission route to which the audio signal processor belongs, and receives a communication frame from the adjacent device via said communication cable,
wherein said incorporating device detects a processor not incorporated into the ring transmission route through transmitting and receiving of a certain kind of the communication frame tofrom the adjacent processor by said initial communication device.
3. An audio signal processor according to claim 2, further comprising:
an adjacent communication device that writes the communication frame into a certain region reserved in the audio transport frame to transmit the communication frame to an adjacent processor incorporated into the ring transmission route to which the audio signal processor belongs, and reads out the communication frame from the certain region in the audio transport frame received from the adjacent processor; and
a command transporting device that sends and receives commands tofrom the other processors incorporated into the ring transmission route to which the audio signal processor belongs, through transmitting and receiving of the communication frame by said adjacent communication device of the audio signal processor and said other processors.
4. An audio signal processor according to claim 3, further comprising:
a device that, when receiving a master change command designating a processor other than the audio signal processor as the master node, writes the received master change command into the communication frame and sends the communication frame to the adjacent processor incorporated into the ring transmission route to which the audio signal processor belongs.
5. An audio signal processor according to claim 2, further comprising:
a topology table memory that stores a topology table indicating connection order of processors which are connected with the audio signal processor directly or indirectly through intermediate one or more processors; and
a destination setting device that sets a destination of the communication frame from among the processors indicated in the topology table,
wherein said initial communication device transmits the communication frame from the transmitter on a side where the destination processor of the communication frame is connected, and
further comprising a device that, upon receiving the communication frame from an adjacent processor on a side, i) if a destination of the communication frame is the audio signal processor, executes a process according to the contents of the communication frame, and ii) if the destination of the communication frame is other than the audio signal processor, forwards the communication frame to another adjacent processor on another side.
6. A network system composed of consecutive two or more of a plurality of nodes connected in series, wherein each of said plurality of nodes comprising two sets of receivers and transmitters each performing communication in a single direction, one node and a next node are connected in the series by connecting one set of said receiver and transmitter in the one node to one set of said transmitter and receiver in the next node by communication cables, respectively, one of the nodes operates as a master node, an audio transport frame generated by the master node circulates along a ring transmission route formed among said nodes in said network system at a constant period, said audio transport frame includes a plurality of storage regions for audio signals, and each of said nodes along the ring transmission route writes andor reads audio signals tofrom the audio transport frame, to thereby transport the audio signals between the nodes composing the network system,
each of said nodes composing the network system comprising:
an incorporating device that, when detecting a node directly connected to the own node via the communication cable and not incorporated into the ring transmission route to which the own node belongs, communicates with the detected node to incorporate the detected node into the ring transmission route; and
a reset conveying device that, when receiving a reset command from an adjacent node on a side, resets the own node to separate the own node from the ring transmission route, and sends a reset command to another adjacent node on another side, and
at least one of nodes composing the network system further comprising:
a mode switch device that, when receiving a master change command designating the node as the master node, switches the node into a master mode in which the node operates as the master node, while other nodes not designated as the master node operate in a slave mode; and
a reset instructing device that, when detecting said master change command, resets the node to separate the node from the ring transmission route, and sends a reset command for instructing reset to all adjacent nodes with which the node is directly connected via the communication cable.
7. A network system composed of consecutive two or more of a plurality of nodes connected in series, wherein each of said plurality of nodes comprising two sets of receivers and transmitters each performing communication in a single direction, and one node and a next node are connected in the series by connecting one set of said receiver and transmitter in the one node to one set of said transmitter and receiver in the next node by communication cables, respectively,
wherein consecutive two or more of said nodes can form a group operating in a temporary communication mode or in an audio transport mode,
in said temporary communication mode, one of the nodes in the group is automatically determined as a temporary master node, a transport frame generated by the temporary master node circulates along a ring transmission route formed among said nodes in the group at a constant period, said audio transport frame including a region for storing a communication frame for sending a command, and each of said nodes along the ring transmission route writes andor reads the communication frame tofrom the transport frame, to thereby transport the communication frame between the nodes in the group,
in said audio transport mode, one of the nodes in the group is designated as a master node, an audio transport frame generated by the master node circulates along a ring transmission route formed among said nodes in the group at a constant period, said audio transport frame including a plurality of storage regions for audio signals, and each of said nodes along the ring transmission route writes andor reads audio signals tofrom the audio transport frame, to thereby transport the audio signals between the nodes in the group,
when one of said nodes connected in series is designated as the master node, all of the nodes are switched into said audio transport mode as a group, and starts communication in said audio transport mode under control by the master node, and
when a connection between any two nodes in an original group operating in said audio transport mode is disconnected and said nodes in the group are divided at the disconnection point into two groups, the nodes in one group to which the ex-master node in the original group belongs continue operation in said audio transport mode, and the nodes in another group to which the ex-master node does not belong are automatically switched into said temporary communication mode.
8. A network system according to claim 7,
wherein each of said nodes operates in an initial communication mode when the node is turned on or reset,
in said initial communication mode, the node transmits the communication frame from said transmitter to an adjacent node directly connected to said transmitter via said communication cable, and
i) an end node of the group communicates, when detecting that a node operating in said initial communication mode is directly connected to said end node, with said detected node to incorporate said detected node into the group to which said end node belongs, and ii) said end node sends, when detecting that a node which belongs to another group operating in said temporary communication mode is directly connected to said end node, a reset command to said detected node to cause said detected node to reset itself, thereby switching said detected node to said initial communication mode, and then communicates with said detected node to incorporate said detected node into the group to which said end node belongs.
9. A network system according to claim 8,
each of said nodes further comprising a reset conveying device that, when receiving said reset command from an adjacent node on a side, resets the own node regarding functions for forming said ring transmission route, to separate the own node from the ring transmission route, and sends a reset command to another adjacent node on another side.
10. A network system according to claim 8,
each of said nodes further comprising a device that, when detecting a node operating in said initial communication mode is directly connected via said communication cable to the own node operating in said initial communication mode, determines one of the own node and said detected node as said temporary master node by negotiating with said detected node, and forms a group which operates in said temporary communication mode with said detected node.
11. A network system according to claim 8,
wherein said end node does not incorporate, when detecting that a node belonging to another group operating in said audio transport mode, other than the group to which said end node belongs, is directly connected to said end node, said detected node into the group to which said end node belongs.
12. An audio signal processor comprising two sets of receivers and transmitters each performing communication in a single direction, and capable of being incorporated into a network system as one of processors constituting said network system in which said processors are connected in series by connecting one set of said receiver and transmitter in one processor to one set of said transmitter and receiver in a next processor by communication cables, respectively, one of the processors operates as a master node, an audio transport frame generated by the master node circulates along a ring transmission route formed among said processors in said network system at a constant period, said audio transport frame including a plurality of storage regions for audio signals, and each of said processors writes andor reads audio signals tofrom the audio transport frame, to thereby transport the audio signals between a series of connected processors,
said audio transport frame further including an asynchronous data region for storing asynchronous data,
said audio signal processor comprising:
a first asynchronous data handler that, when said audio signal processor receives an audio transport frame with a free token indicating that said asynchronous data region is not occupied, and asynchronous data to be transmitted exists in said audio signal processor, transmits said audio transport frame to next processor after writing the asynchronous data into said asynchronous data region;
a second asynchronous data handler that, when said audio signal processor receives an audio transport frame with asynchronous data written in said asynchronous data region by a processor other than said audio signal processor, retrieves said asynchronous data from said asynchronous data region and transmits said audio transport frame to the next processor without changing the data in said asynchronous data region; and
a third asynchronous data handler that, when said audio signal processor receives an audio transport frame with asynchronous data written in said asynchronous data region by the audio signal processor, and asynchronous data to be transmitted does not remain in said audio signal processor, transmits said audio transport frame to the next processor after writing said free token into said asynchronous data region.
13. An audio signal processor according to claim 12,
further comprising a fourth asynchronous data handler that, when said audio signal processor receives an audio transport frame with asynchronous data written in said asynchronous data region by the audio signal processor, and asynchronous data to be transmitted still remains, transmits said audio transport frame to the next processor after overwriting the asynchronous data onto said asynchronous data region.
14. An audio signal processor according to claim 13,
wherein when a size of asynchronous data to be transmitted is larger than a size of said asynchronous data region, said first and fourth asynchronous data handlers divide the asynchronous data into a plurality of blocks of data, sizes of respective blocks being the size of said asynchronous data region, the first block being written into said asynchronous data region by said first asynchronous data handler, and one or more data blocks following the first block being written into said asynchronous data region by said fourth asynchronous data handler.
15. An audio signal processor according to claim 14,
wherein said first and fourth asynchronous data handlers add, to each of said blocks of the asynchronous data, data indicating a total number of the blocks and an ordinal number for the block, and
said second asynchronous data handler accumulates said retrieved asynchronous data, and when all the blocks of the asynchronous data is accumulated within a predetermined time period, obtains the asynchronous data before division by uniting said accumulated asynchronous data and output the obtained asynchronous data to an upper layer of the audio signal processor.
16. An audio signal processor according to claim 15,
wherein when all the blocks of the asynchronous data is not accumulated within the predetermined time period, then said second asynchronous data handler discards the accumulated blocks of the asynchronous data.
17. An audio signal processor according to claim 12, further comprising:
a first frame buffer that stores an audio transport frame received by one of said receivers;
a judging device that judges whether the audio transport frame stored in said first frame buffer has normally circulated along said ring transmission route;
a second frame buffer that stores an audio transport frame for which said judging device judged most recently that the audio transport frame had normally circulated; and
a frame generator that i) when said judging device judges the audio transport frame has normally circulated, generates an audio transport frame for circulation in later period based on the audio transport frame stored in said first frame buffer, and ii) when said judging device judges the audio transport frame has not normally circulated, generates an audio transport frame for circulation in said later period based on the audio transport frame stored in said second frame buffer, and writes said free token into said asynchronous data region of the generated audio transport frame,
wherein said first frame buffer, said judging device, said second frame buffer and said frame generator operate when the audio signal processor operates as said master node.
18. An audio signal processor according to claim 17,
further comprising a topology table memory that stores a topology table indicating connection order of processors which constitute said network system to which the audio signal processor belongs.
19. An audio signal processor according to claim 17,
further comprising a releasing device that when the audio transport frame in said first frame buffer includes asynchronous data written in said asynchronous data region by a processor other than the processors in said network system, writes said free token into said asynchronous data region of the audio transport frame generated based on the audio transport frame by said frame generator,
wherein said releasing device operates when the audio signal processor operates as said master node.
20. A network system composed of consecutive two or more of a plurality of nodes connected in series, wherein each of said plurality of nodes comprising two sets of receivers and transmitters each performing communication in a single direction, one node and a next node are connected in the series by connecting one set of said receiver and transmitter in the one node to one set of said transmitter and receiver in the next node by communication cables, respectively, one of the nodes operates as a master node, and a transport frame generated by the master node circulates along a ring transmission route formed among said nodes in said network system at a constant period,
said transport frame further including an asynchronous data region for storing asynchronous data,
each node of said nodes constituting said network system comprising:
a first asynchronous data handler that, when the node receives a transport frame with a free token indicating that said asynchronous data region is not occupied, and asynchronous data to be transmitted exists in the node, transmits said transport frame to next node after writing the asynchronous data into said asynchronous data region;
a second asynchronous data handler that, when the node receives a transport frame with asynchronous data written in said asynchronous data region by a node other than the node, retrieves said asynchronous data from said asynchronous data region and transmits said transport frame to the next node without changing the data in said asynchronous data region; and
a third asynchronous data handler that, when the node receives a transport frame with asynchronous data written in said asynchronous data region by the node, and asynchronous data to be transmitted does not remain in the node, transmits said transport frame to the next node after writing said free token into said asynchronous data region.
21. A network system according to claim 20,
wherein two or more of said transport frames exist along said ring transmission route at a time, and
each of said nodes constituting said network system performs detection and writing of said free token, and writing and retrieving of said asynchronous data by said first to third asynchronous data handler independently for each of said transport frames existing along said ring transmission route.
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. A tire, comprising:
a ring shaped tire frame member formed from a frame resin material; and
a bead section formed to the tire frame member, wherein a rubber chafer for making rim contact is formed to the bead section.
2. The tire of claim 1 wherein the rubber chafer extends from the bead section to a side section.
3. The tire of claim 1 wherein the rubber chafer extends as far as a side section.
4. The tire of claim 1 wherein the rubber chafer extends as far as the tire inside of the bead section.