CN103593964A - Data transmission system and data transmission method - Google Patents
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- CN103593964A CN103593964A CN201310594042.8A CN201310594042A CN103593964A CN 103593964 A CN103593964 A CN 103593964A CN 201310594042 A CN201310594042 A CN 201310594042A CN 103593964 A CN103593964 A CN 103593964A
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Abstract
The invention provides a data transmission system and a data transmission method. The data transmission system comprises a control center 11, wherein the control center 11 is connected with one or more subnets 13 through a major network 12; each subnet 13 is connected with at least one data acquisition equipment 14; the data acquisition equipment 14 is arranged in the field and used for collecting data information; the subnets 13 are used for obtaining the data information collected by the data acquisition equipment 14 and sending a data package containing the data information to the control center 11 through the major network 12. According to the invention, the control center is connected with one or more subnets, each subnet is connected with at least one data acquisition equipment, and the subnet obtains the data information collected by the data acquisition equipment and sends the data package containing the data information to the control center through the major network. In this way, the data information collected by the data acquisition equipment is transmitted to the control center in real time through the subnets and the major network, so that the data transmission efficiency of the field exploration is improved.
Description
Technical field
The present invention relates to geophysical survey field, relate in particular to a kind of data transmission system and data transmission method.
Background technology
During ground observation image data, it is wide that acquisition range is large, data acquisition equipment is laid scope, between the data acquisition equipment that lay in field and between data acquisition equipment and control center, conventionally adopts the mode of radio communication to carry out data transmission.
But along with the increase of data acquisition equipment quantity, message transmission rate decreases.While therefore, how to improve ground observation, data transmission efficiency is the current problem that needs solution.
Summary of the invention
The embodiment of the present invention provides a kind of data acquisition system (DAS) and collecting method, the data acquisition efficiency in the time of can improving ground observation.
The embodiment of the present invention adopts following technical scheme:
, comprising: control center, described control center connects at least one subnet by major network, at least one data acquisition equipment of each Subnetwork connection;
Described data acquisition equipment is laid in field, for image data information;
Described subnet, the data message gathering for obtaining described data acquisition equipment, and by described major network, to described control center, send the packet that comprises described data message.
Optionally, described control center can Extended Capabilities Port connect described major network by first, and described subnet connects described data acquisition equipment by the second extensive interface.
Optionally, also comprise converter, described converter connects described major network and described subnet, and described converter is for carrying out format conversion to the packet transmitting between described major network and described subnet.
Optionally, described control center is used for, to described data acquisition equipment, send acquisition instructions, described acquisition instructions is used for triggering described data acquisition equipment image data information, described acquisition instructions is carried the address information of described terminal device, makes intermediate node to described data acquisition equipment, send described acquisition instructions according to described address information.
Optionally, described subnet is purple peak Zigbee network; Described major network comprises at least one in Ethernet, Wireless Fidelity WiFi network, mobile communications network, Radio network.
Optionally, described data message is electromagnetic data;
Or described data message is status information of equipment;
Or described data message is that described data processing equipment is processed the information obtaining to the electromagnetic data collecting.
Optionally, described status information of equipment comprise following at least one: cell voltage, global position system GPS information, stake resistance.
, comprising:
Subnet obtains the data message of at least one data acquisition equipment collection that is laid in field;
Described subnet sends described packet by major network to described control center.
Optionally, described subnet is connected by converter with described major network, and described packet carries the address of described control center, and described converter sends described packet by major network to described control center and comprises:
Described subnet sends described packet to described converter;
Described converter receives described packet and the packet of reception is converted to the packet of the corresponding form of described major network, according to the address of described control center, to described major network, sends the packet after conversion;
Described major network receives described packet, according to the address of described control center, to described control center, sends described packet.
Optionally, described major network connects control center, and the data message that described subnet obtains at least one the data acquisition equipment collection that is laid in field comprises:
Described control center sends acquisition instructions by described major network to described converter, and described acquisition instructions is carried the address of described data collection station;
Described converter receives described acquisition instructions and described acquisition instructions is converted to the packet of the corresponding form of described subnet, according to the address of described data collection station, to described subnet, sends the packet after conversion;
The Packet Generation that described subnet sends described conversion according to the address of described data acquisition equipment is to described data acquisition equipment;
Described data acquisition equipment is resolved the packet that described subnet sends, and obtains described acquisition instructions, according to described acquisition instructions image data information, and to described subnet, sends the data message collecting.
Based on technique scheme, the data transmission system of the present embodiment and data transmission method, control center connects at least one subnet by major network, at least one data acquisition equipment of each Subnetwork connection, subnet obtains the data message that data acquisition equipment gathers, and to described control center, sends by described major network the packet that comprises described data message.Like this, the data message gathering by data acquisition equipment by subnet and major network real-time Transmission to control center, thereby the transfer efficiency of data in the time of can improving ground observation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of data transmission system that Fig. 1 provides for the embodiment of the present invention 1;
A kind of networking structure schematic diagram that Fig. 2 provides for the embodiment of the present invention 1;
The structural representation of the another kind of data transmission system that Fig. 3 provides for the embodiment of the present invention 1;
The process flow diagram of a kind of data transmission method that Fig. 4 provides for the embodiment of the present invention 2;
Fig. 5 is the process flow diagram of step 42 in Fig. 4;
Fig. 6 is the process flow diagram of step 41 in Fig. 4;
The process flow diagram of a kind of data transmission method for uplink that Fig. 7 a provides for the embodiment of the present invention 3;
The process flow diagram of the another kind of data transmission method for uplink that Fig. 7 b provides for the embodiment of the present invention 3;
The process flow diagram of a kind of data transfer device that Fig. 8 a provides for the embodiment of the present invention 3;
The process flow diagram of the another kind of data transfer device that Fig. 8 b provides for the embodiment of the present invention 3;
The process flow diagram of another data transfer device that Fig. 9 provides for the embodiment of the present invention 3.
Embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, at the every other embodiment that does not have to obtain under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of data transmission system, comprising: control center 11, and described control center 11 connects at least one subnet 13 by major network 12, and each subnet 13 connects at least one data acquisition equipment 14;
Described data acquisition equipment 14 is laid in field, for image data information; Described subnet 13, the data message gathering for obtaining described data acquisition equipment 14, and to described control center 11, send the packet that comprises described data message by described major network 12.
In the present embodiment, described control center 11 can be computer equipment etc., and described data acquisition equipment 14 can also gather other data except image data information.
A kind of networking exemplary plot that Fig. 2 provides for the present embodiment, as shown in Figure 2, major network 12 comprises at least one major network node 121, and subnet 13 comprises at least one subnet node 131.Control center 11 is connected with a major network node in major network, and subnet node in subnet 13 connects a major network node in major network 12, thereby realizes being connected of subnet 13 and major network 12.
Should be appreciated that it is only a kind of networking example of the present embodiment that three subnets 13 shown in Fig. 2 are connected with major network 12, the present embodiment can also adopt other modes to carry out networking, and the present embodiment does not limit concrete networking mode.
In the present embodiment, described major network 12 has automatic network-building function, and above-mentioned subnet 13 has automatic network-building function, and the message transmission rate of described major network 12 is greater than the message transmission rate of described subnet 13.For example.Described subnet 13 can be purple peak Zigbee network, and described major network 12 can be at least one in Ethernet, Wireless Fidelity WiFi network, mobile communications network (as 2G network, 3G network, 4G network), Radio network.。
In the present embodiment, optional, the data message of data acquisition equipment collection is electromagnetic data; Or described data message is status information of equipment; Or described data message is that described data processing equipment is processed the information obtaining to the electromagnetic data collecting.Wherein, described status information of equipment comprise following at least one: cell voltage, global position system GPS information, stake resistance.
In the present embodiment, optional, described control center 11 can Extended Capabilities Port connect described major network 12 by first, and described subnet 13 connects described data acquisition equipment 14 by the second extensive interface.Wherein said the first extensive interface, described the second extensive interface have can extended attribute, can connect according to different scenes the equipment of varying number.Described the first extensive interface, described the second extensive interface are serial ports, network interface, USB interface etc.
Like this, by spreading interface, carry out equipment connection, can increase equipment access quantity.
In the present embodiment, optionally, as shown in Figure 3, this data transmission system also comprises converter 15, described converter 15 connects described major network 12 and described subnet 13, and described converter 15 is for carrying out format conversion to the packet of transmission between described major network 12 and described subnet 13.
Particularly, when major network 12 transmits packet to subnet 13, converter 15 is the data packet format that subnet 13 is supported by the format conversion of packet; When subnet 13 transmits packet to major network 12, converter 15 is the data packet format that major network 12 is supported by the format conversion of packet.By 13 pairs of data packet formats of converter, change, make to transmit packet between major network 12 and subnet 13 more smooth and easy, thereby improve data transmission efficiency.
In the present embodiment, optionally, described control center 11 for, to described data acquisition equipment 14, send acquisition instructions, described acquisition instructions is used for triggering described data acquisition equipment 14 image data information, described acquisition instructions is carried the address information of described terminal device 14, makes intermediate node (transmitting major network node 121 and the subnet node 131 of described acquisition instructions) to described data acquisition equipment 14, send described acquisition instructions according to described address information.
The present embodiment Zhong， control center 11 can be for a computing machine with demonstration and input function, for monitoring the data acquisition equipment 14 that is distributed in field.Major network 12 is comprised of the mixed-media network modules mixed-media with automatic network-building and routing function, has higher message transmission rate (being greater than the message transmission rate of subnet), for obtaining the transmission packet of each subnet and sending packet to each subnet.Subnet 13 is comprised of the mixed-media network modules mixed-media with automatic network-building and routing function, and message transmission rate lower (being less than the message transmission rate of major network) is for Long-range Data Transmission.Converter 15 is for changing the packet mutually transmitting between subnet 13 and major network 12.Data acquisition equipment is laid on collection point corresponding to field, for image data information or other data.
The data transmission transmission system of the present embodiment, control center connects at least one subnet by major network, at least one data acquisition equipment of each Subnetwork connection, subnet obtains the data message that data acquisition equipment gathers, and to described control center, sends by described major network the packet that comprises described data message.Like this, the data message gathering by data acquisition equipment by subnet and major network real-time Transmission to control center, thereby the transfer efficiency of data in the time of can improving ground observation.
Embodiment 2
As shown in Figure 4, the present embodiment provides a kind of data transmission method, and the method can be carried out by the subnet 13 in Fig. 1, and the method comprises:
41, subnet obtains the data message of at least one data acquisition equipment collection that is laid in field.
42, described subnet sends described packet by major network to described control center.
In the present embodiment, optional, the data message of data acquisition equipment collection is electromagnetic data; Or described data message is status information of equipment; Or described data message is that described data processing equipment is processed the information obtaining to the electromagnetic data collecting.Wherein, described status information of equipment comprise following at least one: cell voltage, global position system GPS information, stake resistance.
In the present embodiment, optional, described subnet is connected by converter with described major network, and described packet carries the address of described control center, and as shown in Figure 5, above-mentioned 42 comprise:
421, described subnet sends described packet to described converter.
422, described converter receives described packet and the packet of reception is converted to the packet of the corresponding form of described major network, according to the address of described control center, to described major network, sends the packet after conversion.
423, described major network receives described packet, according to the address of described control center, to described control center, sends described packet.
In the present embodiment, described control center can be computer equipment etc., and described data acquisition equipment can also gather other data except image data information.
In the present embodiment, optional, described control center can Extended Capabilities Port connect described major network by first, and described subnet connects described data acquisition equipment by the second extensive interface.Wherein said the first extensive interface, described the second extensive interface have can extended attribute, can connect according to different scenes the equipment of varying number.Described the first extensive interface, described the second extensive interface are serial ports, network interface, USB interface etc.
In the present embodiment, described major network has automatic network-building function, and above-mentioned subnet has automatic network-building function, and the message transmission rate of described major network is greater than the message transmission rate of described subnet.For example.Described subnet can be purple peak Zigbee network, and described major network can be at least one in Ethernet, Wireless Fidelity WiFi network, mobile communications network (as 2G network, 3G network, 4G network), Radio network.
In the present embodiment, optional, described major network connects control center, and as shown in Figure 6, above-mentioned 41 comprise:
411, described control center sends acquisition instructions by described major network to described converter, and described acquisition instructions is carried the address of described data collection station.
412, described converter receives described acquisition instructions and described acquisition instructions is converted to the packet of the corresponding form of described subnet, according to the address of described data collection station, to described subnet, sends the packet after conversion.
413, the Packet Generation that described subnet sends described conversion according to the address of described data acquisition equipment is to described data acquisition equipment.
414, described data acquisition equipment is resolved the packet that described subnet sends, and obtains described acquisition instructions, according to described acquisition instructions image data information, and to described subnet, sends the data message collecting.
The data transmission method of the present embodiment, control center connects at least one subnet by major network, at least one data acquisition equipment of each Subnetwork connection, subnet obtains the data message that data acquisition equipment gathers, and to described control center, sends by described major network the packet that comprises described data message.Like this, the data message gathering by data acquisition equipment by subnet and major network real-time Transmission to control center, thereby the transfer efficiency of data in the time of can improving ground observation.
Embodiment 3
In the present embodiment, the data message of data acquisition equipment collection is electromagnetic data; Or described data message is status information of equipment; Or described data message is that described data processing equipment is processed the information obtaining to the electromagnetic data collecting.Wherein, described status information of equipment comprise following at least one: cell voltage, global position system GPS information, stake resistance.
A kind of data transmission method for uplink that the present embodiment provides, the method can the control center in above-described embodiment be carried out, and as shown in Figure 7a, the method comprises:
71, obtain the steering order of user to data acquisition equipment.
Particularly, control center obtains the steering order of operating personnel to data acquisition equipment.
72, according to described steering order, generate control code.
Particularly, generate that described data acquisition equipment can identify, the control code corresponding with described steering order.
73, get the transmission path information of described data acquisition equipment.
Particularly, described transmission path information comprise by way of the address of major network, and by way of the address of subnet.In the present embodiment, can in the routing table prestoring, search and connect the major network of described data acquisition equipment and the address of subnet.
74, by described control code and described routing information generated data bag.
75, to major network, send described packet, make to transmit in described major network the major network node of described packet, according to described routing information, to described data transmission set, send described packet.
The another kind of data receive method that the present embodiment provides, the method can the control center in above-described embodiment be carried out, and as shown in Figure 7b, the method comprises:
76, from major network, receive the packet that data acquisition equipment sends, described packet comprises the data message that described data acquisition equipment gathers.
77, resolve described packet and obtain the data message that described data acquisition equipment gathers.
78, described data message is processed, obtained result.
79, show described result.
Another data transfer device that the present embodiment provides, the method can be carried out by the converter in above-described embodiment, and as shown in Figure 8 a, the method comprises:
81, from major network, receive the packet of major network form, described source data packet is from control center, the address that described packet comprises described major network and the address of subnet.
82, resolve described packet and obtain the address of described major network and the address of described subnet.
83, store the address of described major network, described major network address is used for to described major network return data bag.
84, the packet of described major network form is converted to the packet of described subnet form.
85, according to described subnet address, to described subnet, send the packet after conversion, make described subnet by the Packet Generation after conversion to data acquisition equipment.
Another data transfer device that the present embodiment provides, the method can be carried out by the converter in above-described embodiment, and as shown in Figure 8 b, the method comprises:
86, the packet that receives subnet form from subnet, described source data packet is from data acquisition equipment.
87, read the major network address of storage.
Major network address herein can be the major network address described in step 83 in Fig. 8 a.
88, the packet of described subnet form is converted to the packet of described major network form.
89, according to described major network address, to described major network, send the packet after conversion, make described major network by the Packet Generation after conversion to control center.
Also a kind of data transmission method that the present embodiment provides, the method can be carried out by the data acquisition equipment in above-described embodiment, and as shown in Figure 9, the method comprises:
91, from subnet, receive packet, described source data packet is from control center, and described packet comprises the control code that described subnet address and described control center send.
92, resolve described packet and obtain described subnet address and described control code.
93, according to described control code, carry out corresponding operation, obtain data.
94, by the data of obtaining by subnet data packet format generated data bag.
95, by described subnet address, to described subnet, send described packet, make described subnet transmit described packet to described control center.
The data message that the present embodiment gathers by data acquisition equipment by subnet and major network real-time Transmission to control center, thereby the transfer efficiency of data in the time of can improving ground observation.
One of ordinary skill in the art will appreciate that all or part of step that realizes above-described embodiment can complete by hardware, also can come the hardware that instruction is relevant to complete by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be ROM (read-only memory), disk or CD etc.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, the identical similar part of each embodiment mutually referring to, each embodiment stresses is the difference with other embodiment.Especially, for device embodiment, because it is substantially similar in appearance to embodiment of the method, so describe fairly simplely, relevant part is referring to the part explanation of embodiment of the method.Device embodiment described above is only schematic, the wherein said unit as separating component explanation can or can not be also physically to separate, the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in a plurality of network element.Can select according to the actual needs some or all of module wherein to realize the object of the present embodiment scheme.Those of ordinary skills, in the situation that not paying creative work, are appreciated that and implement.
These are only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a data transmission system, is characterized in that, comprising: control center, and described control center connects at least one subnet by major network, at least one data acquisition equipment of each Subnetwork connection;
Described data acquisition equipment is laid in field, for image data information;
Described subnet, the data message gathering for obtaining described data acquisition equipment, and by described major network, to described control center, send the packet that comprises described data message.
2. system according to claim 1, is characterized in that, described control center can Extended Capabilities Port connect described major network by first, and described subnet connects described data acquisition equipment by the second extensive interface.
3. system according to claim 1 and 2, is characterized in that, also comprises converter, and described converter connects described major network and described subnet, and described converter is for carrying out format conversion to the packet transmitting between described major network and described subnet.
4. system according to claim 3, it is characterized in that, described control center is used for, to described data acquisition equipment, send acquisition instructions, described acquisition instructions is used for triggering described data acquisition equipment image data information, described acquisition instructions is carried the address information of described terminal device, makes intermediate node to described data acquisition equipment, send described acquisition instructions according to described address information.
5. system according to claim 1, is characterized in that, described subnet is purple peak Zigbee network; Described major network comprises at least one in Ethernet, Wireless Fidelity WiFi network, mobile communications network, Radio network.
6. system according to claim 1, is characterized in that,
Described data message is electromagnetic data;
Or described data message is status information of equipment;
Or described data message is that described data processing equipment is processed the information obtaining to the electromagnetic data collecting.
7. system according to claim 6, is characterized in that, described status information of equipment comprise following at least one: cell voltage, global position system GPS information, stake resistance.
8. a data transmission method, is characterized in that, comprising:
Subnet obtains the data message of at least one data acquisition equipment collection that is laid in field;
Described subnet sends described packet by major network to described control center.
9. method according to claim 8, is characterized in that, described subnet is connected by converter with described major network, and described packet carries the address of described control center, and described converter sends described packet by major network to described control center and comprises:
Described subnet sends described packet to described converter;
Described converter receives described packet and the packet of reception is converted to the packet of the corresponding form of described major network, according to the address of described control center, to described major network, sends the packet after conversion;
Described major network receives described packet, according to the address of described control center, to described control center, sends described packet.
10. method according to claim 9, is characterized in that, described major network connects control center, and the data message that described subnet obtains at least one the data acquisition equipment collection that is laid in field comprises:
Described control center sends acquisition instructions by described major network to described converter, and described acquisition instructions is carried the address of described data collection station;
Described converter receives described acquisition instructions and described acquisition instructions is converted to the packet of the corresponding form of described subnet, according to the address of described data collection station, to described subnet, sends the packet after conversion;
The Packet Generation that described subnet sends described conversion according to the address of described data acquisition equipment is to described data acquisition equipment;
Described data acquisition equipment is resolved the packet that described subnet sends, and obtains described acquisition instructions, according to described acquisition instructions image data information, and to described subnet, sends the data message collecting.
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Application publication date: 20140219 |