CN102291168A - Satellite remote-control data lettering method - Google Patents
Satellite remote-control data lettering method Download PDFInfo
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- CN102291168A CN102291168A CN2011102549594A CN201110254959A CN102291168A CN 102291168 A CN102291168 A CN 102291168A CN 2011102549594 A CN2011102549594 A CN 2011102549594A CN 201110254959 A CN201110254959 A CN 201110254959A CN 102291168 A CN102291168 A CN 102291168A
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Abstract
The invention relates to a satellite remote-control data lettering method. A marker bit is added to the head part of a satellite remote-control data packet and used for marking data as normal remote-control data or emergency remote-control data. The satellite remote-control data lettering method comprises the following steps: a satellite remote-control unit receives the data and then judges the data; if the data is the normal remote-control data, the satellite remote-control unit transmits the normal remote-control data to a satellite computer in a parallel data transmission way, and the satellite computer sends a remote-control command to an appointed satellite-borne lower computer through a satellite-borne bus for corresponding action; if the data is the emergency remote-control data, the satellite remote-control unit transmits the emergency remote-control data to the satellite-borne bus; if the emergency remote-control data transmitted to the satellite-borne bus is transmitted to a satellite host machine, the satellite host machine converts the received bus emergency remote-control data into the normal remote-control data and starts a remote-control task to realize information multipath; and if the emergency remote-control data transmitted to the satellite-borne bus is transmitted to the satellite-borne lower computer, the satellite-borne lower computer acquires the emergency remote-control data through the satellite-borne bus and carries out corresponding action.
Description
Technical field
The present invention relates to injecting method on a kind of satellite remote control data.
Background technology
At present, moonlet remote control transmitting uplink data mainly is to receive the ground remote control signal by the answering machine channel, decipher by remote control unit then, send remote-control data to the Star Service main frame by remote control three-way (data, clock, gate-control signal) parallel interface, the Star Service main frame starts the remote control task after receiving remote-control data, carries out data distribution and instruction and carries out.Yet, characteristics such as can not safeguard at satellite at rail, if the interface fault of Star Service hostdown or Star Service main frame and remote control unit will cause remote control path failure on the star, satellite can't be realized distant control function, jeopardizes safety satellite.
Summary of the invention
Technology of the present invention is dealt with problems and is: overcome the deficiencies in the prior art, injecting method on a kind of satellite remote control data is provided, can realize the multi-path transmission of remote information, improve the reliability that remote control command is carried out.
Technical solution of the present invention is: injecting method on a kind of satellite remote control data, and step is as follows:
(1) increase a flag bit in the header part of satellite remote control packet, being used to identify remote-control data is normal remote control data or emergent remote-control data; The remote-control data that is sent by ground when described normal remote control data are Star Service main frame operate as normal, described emergent remote-control data are the remote-control data that the Star Service host work is sent by ground when unusual;
(2) the satellite remote control unit is judged after receiving data, if be the normal remote control data, then the normal remote control data are sent to the Star Service computer, by the Star Service computer remote control command is sent to by spaceborne bus and specifies spaceborne slave computer to carry out corresponding actions by the parallel data transmission manner; If be emergent remote-control data, the remote-control data of then will meeting an urgent need is sent to spaceborne bus;
(3) for the emergent remote-control data that is sent to spaceborne bus, if be to be sent to the Star Service main frame, then the Star Service main frame converts the emergent remote-control data of the bus that receives the normal remote control data to and starts the remote control task, realizes the information multipath; If be to be sent to specify spaceborne slave computer, then by specifying spaceborne slave computer to obtain this emergent remote-control data and carry out corresponding action by bus.
The present invention's advantage compared with prior art is:
(1) the present invention adopts the star online passage of remote control unit, directly the node device of star online will be annotated on the remote-control data by remote control unit, directly driving arrangement is carried out and by agent way remote-control data is transferred to a star equipment for surfing the net by the star online, replace the Star Service main frame to carry out distant control function by this equipment, open up another remote control command up path, improved fail safe, the reliability of spaceborne remote control;
(2) in the inventive method, carry out the not extra hardware spending that increases of satellite borne equipment of remote control command, the another kind of implementation method of whole star remote control is provided, the flexibility and the reliability of whole star remote control have been improved, when having solved satellite Star Service hostdown or Remote Control Interface fault, by the emergent practical problem of annotating number function realization remote control, satisfy the design of satellites instructions for use.
Description of drawings
Fig. 1 is the schematic diagram of the inventive method;
Fig. 2 annotates the number process chart for remote control unit of the present invention;
Fig. 3 annotates the number process chart for Star Service main frame of the present invention is emergent.
Embodiment
As shown in Figure 1, moonlet Star Service system is made up of network smart machine on Star Service main frame, remote control unit and other stars, by network on the star each equipment is joined together to form informatization and network system on the star.The ground remote control data are transferred to remote control unit by answering machine on the star, and remote control unit is carried out demodulation to remote-control data.If what the ground remote control system was injected is normal data, then remote control unit is transferred to the Star Service main frame with data by three-way signal (data, clock, gate-control signal).If the ground remote control system is the emergent number of annotating, then remote control unit will be met an urgent need and be annotated number and directly be distributed to the star online.The remote-control data that is sent by ground when the normal remote control data are Star Service main frame operate as normal, emergent remote-control data are the remote-control data that the Star Service host work is sent by ground when unusual;
For this reason, need increase a flag bit at the satellite remote control data packet head, being used to identify remote-control data is normal remote control data or emergent remote-control data, the satellite remote control unit is judged after receiving data, if be the normal remote control data, then the normal remote control data are sent to the Star Service computer, by the Star Service computer remote control command is sent to by spaceborne bus and specifies spaceborne slave computer to carry out corresponding actions by the parallel data transmission manner; If be emergent remote-control data, the remote-control data of then will meeting an urgent need is sent to spaceborne bus.
As shown in Figure 2, after remote control unit is received the ground remote control data, at first judge whether it is remote control packet header, if remote control packet header, receive then to add up in complete valid data and data field and.Judge to add up with whether correct.If it is correct, data based remote control type distribution will be annotated on the active zone, if normal remote control data, then send to the Star Service main frame with annotating data on the active zone by the remote control three-wire interface, the Star Service main frame starts the remote control task after receiving remote-control data, remote control command is sent to by spaceborne bus specifies spaceborne slave computer to carry out corresponding actions.If emergency data, then directly the active zone data are sent in the star online (for example CAN bus), each intelligent slave computer or Star Service main frame judge whether it is the data of oneself according to data on the bus, if the data of oneself are then carried out according to the data that receive.
Because be that the Star Service main frame sends to each intelligent slave computer by the CAN bus with remote-control data under normal mode, therefore, in the slave computer active zone data when meeting an urgent need the notes number, as long as the emergent number format of annotating of each intelligent slave computer gives each slave computer data format the same with the Star Service main frame by the CAN bus, then each intelligent slave computer is can be compatible emergent goes up the data annotated and Star Service main frame are issued each intelligent slave computer by the CAN bus remote-control data.Therefore at the emergent number of annotating, can be designed to following form for each intelligent slave computer active zone director data:
Each slave computer CAN command format table
The CAN bus is adopted in star online, and wherein intelligent slave computer CAN station address XXH for example can be provided with shown in the following table, and wherein to represent this bus frame length be 6 bytes to 06H.20H is represented as the instruction packet header TITLE to each slave computer.W0, W1, W2, W3 is the command code of each intelligent slave computer of control.Add up and SUM=20H+W0+W1+W2+W3.
Slave computer receives by bus after the above-mentioned bus remote-control data, judge add up and correct and packet header correct after, carry out corresponding actions according to the indirect instruction sign indicating number.
Intelligence slave computer CAN station address form shfft
| Device name | The CAN address |
| Intelligent node 1 | 45H |
| Intelligent node 2 | 46H |
| Intelligent node 3 | 47H |
As shown in Figure 3, the Star Service main frame judges at first whether the data of CAN bus station address are consistent with the station address (for example 8AH) of oneself, then Data Receiving is arrived buffering area, and whether judgment data receives and finish.Verification and whether correct, if verification is correct, then the valid data that this is received are placed into the remote control buffering area, start the main engine remote control task, remote control command is sent to by spaceborne bus specifies spaceborne slave computer to carry out corresponding actions.
The content that is not described in detail in the specification of the present invention belongs to those skilled in the art's known technology.
Claims (1)
1. injecting method on the satellite remote control data is characterized in that step is as follows:
(1) increase a flag bit in the header part of satellite remote control packet, being used to identify remote-control data is normal remote control data or emergent remote-control data; The remote-control data that is sent by ground when described normal remote control data are Star Service main frame operate as normal, described emergent remote-control data are the remote-control data that the Star Service host work is sent by ground when unusual;
(2) the satellite remote control unit is judged after receiving data, if be the normal remote control data, then the normal remote control data are sent to the Star Service computer, by the Star Service computer remote control command is sent to by spaceborne bus and specifies spaceborne slave computer to carry out corresponding actions by the parallel data transmission manner; If be emergent remote-control data, the remote-control data of then will meeting an urgent need is sent to spaceborne bus;
(3) for the emergent remote-control data that is sent to spaceborne bus, if be to be sent to the Star Service main frame, then the Star Service main frame converts the emergent remote-control data of the bus that receives the normal remote control data to and starts the remote control task, realizes the information multipath; If be to be sent to specify spaceborne slave computer, then by specifying spaceborne slave computer to obtain this emergent remote-control data and carry out corresponding action by bus.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102549594A CN102291168A (en) | 2011-08-31 | 2011-08-31 | Satellite remote-control data lettering method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102549594A CN102291168A (en) | 2011-08-31 | 2011-08-31 | Satellite remote-control data lettering method |
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| CN102291168A true CN102291168A (en) | 2011-12-21 |
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| CN2011102549594A Pending CN102291168A (en) | 2011-08-31 | 2011-08-31 | Satellite remote-control data lettering method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997626A (en) * | 2014-06-06 | 2014-08-20 | 上海航天电子通讯设备研究所 | Ground measuring and controlling system and method suitable for moon probe project image equipment |
| CN104683014A (en) * | 2015-02-27 | 2015-06-03 | 清华大学 | Satellite communicated with upper computer and controlled through wireless local area network |
| CN105763643A (en) * | 2016-04-20 | 2016-07-13 | 航天东方红卫星有限公司 | Minisatellite electronic load task uploading method using task template |
Citations (3)
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| JP2003023679A (en) * | 2001-07-09 | 2003-01-24 | Rinnai Corp | Communication method for wireless remote controller group and wireless remote controller |
| WO2004012019A2 (en) * | 2002-07-31 | 2004-02-05 | Cattron-Theimeg, Inc. | System and method for wireless remote control of locomotives |
| CN101827034A (en) * | 2010-05-12 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for realizing quick rerouting |
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2011
- 2011-08-31 CN CN2011102549594A patent/CN102291168A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003023679A (en) * | 2001-07-09 | 2003-01-24 | Rinnai Corp | Communication method for wireless remote controller group and wireless remote controller |
| WO2004012019A2 (en) * | 2002-07-31 | 2004-02-05 | Cattron-Theimeg, Inc. | System and method for wireless remote control of locomotives |
| CN101827034A (en) * | 2010-05-12 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for realizing quick rerouting |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103997626A (en) * | 2014-06-06 | 2014-08-20 | 上海航天电子通讯设备研究所 | Ground measuring and controlling system and method suitable for moon probe project image equipment |
| CN103997626B (en) * | 2014-06-06 | 2017-03-08 | 上海航天电子通讯设备研究所 | A kind of ground observing and controlling system being suitable for moon exploration program vision facilitiess and method |
| CN104683014A (en) * | 2015-02-27 | 2015-06-03 | 清华大学 | Satellite communicated with upper computer and controlled through wireless local area network |
| CN104683014B (en) * | 2015-02-27 | 2018-10-02 | 清华大学 | One kind is communicated with host computer by WLAN and connects controlled satellite |
| CN105763643A (en) * | 2016-04-20 | 2016-07-13 | 航天东方红卫星有限公司 | Minisatellite electronic load task uploading method using task template |
| CN105763643B (en) * | 2016-04-20 | 2018-12-21 | 航天东方红卫星有限公司 | Injecting method on a kind of moonlet electronics load task using task template |
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Application publication date: 20111221 |