CN102300319A - Method for distributing wireless channels based on cells along railway - Google Patents
Method for distributing wireless channels based on cells along railway Download PDFInfo
- Publication number
- CN102300319A CN102300319A CN2011103001939A CN201110300193A CN102300319A CN 102300319 A CN102300319 A CN 102300319A CN 2011103001939 A CN2011103001939 A CN 2011103001939A CN 201110300193 A CN201110300193 A CN 201110300193A CN 102300319 A CN102300319 A CN 102300319A
- Authority
- CN
- China
- Prior art keywords
- train
- base station
- along
- line
- district
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for distributing wireless channels based on cells along a railway. The method comprises the following steps of: registering a train identity; drawing up a railway cell list; forecasting the arrival of a train; preserving resources on a base station; withdrawing wireless resources for the base station; and logging off the train identity. In the invention, wireless channels are distributed to linear cells covered on the running route of the train according to the characteristic of fixed running direction of the train, so that the problem of wireless resource tension caused after the arrival of a highs-speed train at a certain cell is solved effectively, and the frequency spectrum utilization ratios of cells along the railway are increased.
Description
Technical field
The present invention relates to railway and cellular digital moving communicating field, relate in particular to a kind of wireless channel distribution method based on train cellular cell along the line.
Background technology
Allocation of radio resources is an important link-layer technologies, and it has played irreplaceable effect for improving wireless network capacitance.From scope, RRM is divided into three major parts: allocation of radio resources, mobile management, spectrum management.Wherein, allocation of radio resources is that the performance with all users in unique user in the wireless system or the sub-district is a criterion, gives each user with intrasystem allocation of radio resources.Channel allocation mechanism is with solving in system to distribute which channel to the user.It reaches the purpose that improves power system capacity or QoS of customer by the allocation schedule to the channel resource of different dimensions such as frequency spectrum, time slot.The dimension that channel resource in the different system comprises is different, and tdma system is a time slot, and the FDMA system is a frequency range, and cdma system is a code word, and the 0FDMA system then is a time frequency two-dimensional resources.Packet scheduling provides business datum and wraps in output order in the buffering area formation.Dispatching algorithm is then according to definition grouping output criterions in proper order such as buffer size, service bandwidth demand, packet delay requirement, radio channel states.Channel allocation then is for belonging to the different user data transfer resource that is responsible for assigning.For the single carrier channel system, the user's data bag is scheduled and has just obtained channel, and promptly packet scheduling is identical with the channel allocation effect.For the multiple carrier channel system,, also need to carry out channel allocation after the packet scheduling owing to once may exist a plurality of channels that can select for use to transmit in the scheduling.Most of algorithms all are that packet scheduling and channel allocation are joined together to consider.In the 3G system, channel allocation is simple relatively, does not combine with packet scheduling.In the 4G system, channel allocation combines with packet scheduling, considers channel quality on the one hand, considers the QoS of survice requirement on the one hand, and a lot of theoretical researches all attempt to provide the best compromise of system frequency utilance and service feature.
Railway sub-district along the line is that wire covers, travelling carriage on the train information that relates to of communicating by letter with network side has only former and later two sub-districts, and in the urban district, in the train cellular cell driving process along the railway, also can run into the problem of Radio Resource reasonable distribution, and this problem only relates to next sub-district that will arrive in sub-district, train place and the train driving process basically.Whole train travelling process all needs to remain the communication between the car ground.So will constantly utilize the local resource of process along the line to provide service, but can the user in the railway cellular cell along the line be affected greatly for the train user, communication disruption appears, the situation that lacks wireless channel such as can't insert.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of wireless channel distribution method based on train cellular cell along the line, the problem of the resource anxiety that causes owing to train crosses with further solution railway cellular cell along the line.
Technical scheme of the present invention is: a kind of wireless channel distribution method based on train cellular cell along the line comprises the steps:
(1) running number registration step, the mobile management device on the train sends the request of registration running number to network side, and network side obtains train number number;
(2) cell list establishment step along the line, described network side is according to the described train number number and the cell data along the line of storage in advance, establishment train operation cell list and numbering along the line;
(3) predict train number step at hand, mobile management device on the train periodically sends the train driving relevant information to network side in the process of moving, by relevant information is handled, draw the time that next sub-district needs that arrives, when this time during less than the time gate limit value of a certain setting, network side sends message to next cell base station, notifying it to prepare the channel reservation resource is railer's service on the horizon, pass through the reserved resource amount of two railway cellular cells along the line before the Information Statistics of being obtained simultaneously and feed back to next sub-district, notify it to reserve rational channel resource, avoid waste;
(4) base station reserved resource step, the relevant information that next cell base station upgraded according to the described train cycle reaches the cell data along the line of storage in advance, reclaim Radio Resource in the sub-district, be reserved as this train travelling carriage service is provided, wherein, the feedback of the obligate information of two railway cellular cells along the line was determined before the reserved radio resource amount was passed through;
(5) the Radio Resource step is regained in the base station, after train sailed out of this sub-district certain hour, this cell base station was recovered as the train reserved radio resource, for this community user provides normal communication service, simultaneously, the resource of lending is reclaimed in the abutting subdistrict base station by the overlay region relay station;
(6) running number is nullified step, after train arrival, carries out the cancellation of running number, and network side resource allocation methods new after train number's number cancellation is no longer suitable.
As the further improvement of said method, further comprising the steps of:
(1) community user is attempted inserting step, and the user has communication requirement in the sub-district that train is about to pass through, and sends to this cell base station and inserts solicited message;
(2) channel of abutting subdistrict is used step, because channel is recovered as the user's service on the train, this this cell channel resource of cell base station feedback community user has expired information, community user is attempted the feedback information that relay station to this sub-district and peripheral non-railway sub-district along the line adjoiner proposes the access request and sends this cell base station simultaneously to relay station, relay station receive insert ask and the feedback information of base station after apply for Radio Resource in short-term to the abutting subdistrict base station.
As the further improvement of said method, in the described running number registration step, train is when being about to dispatch a car, and the train mobile management device sends the request of registration running number to network side; The affirmation message that network side will succeed in registration turns back to the train mobile management device, if do not receive acknowledge message in a specified time, then mobile management device continues to send register requirement, up to receiving the network side confirmation.
As the further improvement of said method, described train mobile management device is integrated comprises the train travelling carriage of GPS, transceiver and information collection apparatus.
As the further improvement of said method, train driving relevant information comprises in described (3): the amount of radio resources that comprise train running speed, train position, obtains apart from next sub-district distance, train number stop over information and at two railway cellular cell trains along the line before etc.
As the further improvement of said method, in the reserved resource step of described base station, the priority that proposes user on the train will be higher than community user.
The problem of the resource anxiety that effective solution railway cellular cell along the line causes owing to train crosses.
Description of drawings
Fig. 1 is the wireless channel distribution method based on train cellular cell along the line;
Fig. 2 is in the embodiment of the invention, along the railway the system model schematic diagram of cellular cell;
Fig. 3 is in the embodiment of the invention, along the railway the flow chart of cellular cell model lower channel distribution.
Embodiment
The present invention is further described below in conjunction with description of drawings and embodiment.
Among the present invention,, utilized the cell type that covers on the train operation route to be the wire sub-district, thereby travel direction has these characteristics of stationarity, and combine the radio channel allocation that running number carries out foreseeability based on the running number of train.Particularly, owing to the route of each train number train walking is fixed, so, can be stored in each train number in network controls scope cell list of process on the way in the network side data storehouse according to running number.When certain train is about to set out, need in network, carry out the running number registration, network side just can be known the sub-district that this train will pass through on the way according to the running number of this train.
As shown in Figure 1, a kind of wireless channel distribution method based on train cellular cell along the line comprises the steps:
(1) running number registration step S1, the mobile management device on the train sends the request of registration running number to network side, and network side obtains train number number;
(2) cell list establishment step S2 along the line, described network side is according to the described train number number and the cell data along the line of storage in advance, establishment train operation cell list and numbering along the line;
(3) predict train number step S3 at hand, mobile management device on the train periodically sends the train driving relevant information to network side in the process of moving, by relevant information is handled, draw the time that next sub-district needs that arrives, when this time during less than the time gate limit value of a certain setting, network side sends message to next cell base station, notifying it to prepare the channel reservation resource is railer's service on the horizon, pass through the reserved resource amount of two railway cellular cells along the line before the Information Statistics of being obtained simultaneously and feed back to next sub-district, notify it to reserve rational channel resource, avoid waste;
(4) base station reserved resource step S4, the relevant information that next cell base station upgraded according to the described train cycle reaches the cell data along the line of storage in advance, reclaim Radio Resource in the sub-district, be reserved as this train travelling carriage service is provided, wherein, the feedback of the obligate information of two railway cellular cells along the line was determined before the reserved radio resource amount was passed through;
(5) Radio Resource step S5 is regained in the base station, after train sailed out of this sub-district certain hour, this cell base station was recovered as the train reserved radio resource, for this community user provides normal communication service, simultaneously, the resource of lending is reclaimed in the abutting subdistrict base station by the overlay region relay station;
(6) running number is nullified step S6, after train arrival, carries out the cancellation of running number, and network side resource allocation methods new after train number's number cancellation is no longer suitable.
As the further improvement of said method, further comprising the steps of:
(1) community user is attempted inserting step, and the user has communication requirement in the sub-district that train is about to pass through, and sends to this cell base station and inserts solicited message;
(2) channel of abutting subdistrict is used step, because channel is recovered as the user's service on the train, this this cell channel resource of cell base station feedback community user has expired information, community user is attempted the feedback information that relay station to this sub-district and peripheral non-railway sub-district along the line adjoiner proposes the access request and sends this cell base station simultaneously to relay station, relay station receive insert ask and the feedback information of base station after apply for Radio Resource in short-term to the abutting subdistrict base station.
As the further improvement of said method, in the described running number registration step, train is when being about to dispatch a car, and the train mobile management device sends the request of registration running number to network side; The affirmation message that network side will succeed in registration turns back to the train mobile management device, if do not receive acknowledge message in a specified time, then mobile management device continues to send register requirement, up to receiving the network side confirmation.
As the further improvement of said method, described train mobile management device is integrated comprises the train travelling carriage of GPS, transceiver and information collection apparatus.
As the further improvement of said method, train driving relevant information comprises in described (3): the amount of radio resources that comprise train running speed, train position, obtains apart from next sub-district distance, train number stop over information and at two railway cellular cell trains along the line before etc.
As the further improvement of said method, in the reserved resource step of described base station, the priority that proposes user on the train will be higher than community user.
Below, be example with T9 train, 1,2,3 the cardinal principle flow process of the radio channel allocation of cellular cell along the railway is described in conjunction with the accompanying drawings.
With reference to Fig. 1,2 and 3.
Before 1T9 train departure of step, the train travelling carriage is finished the registration of running number.
Step 2 network side establishment train operation cell list along the line.Suppose on the way these 26 sub-districts to be numbered through 26 sub-districts, when the train travelling carriage in the sub-district 1 when setting up communication, network side waits information to issue the base station of sub-district 2 on train according to establishment train operation cell list along the line at hand.
T9 train of step 3 hypothesis 2 moves to sub-district 3 from the sub-district, mobile management device on the train periodically sends the train driving relevant information to network side in the process of moving, the amount of radio resources that comprise train running speed, train position, obtains apart from next sub-district distance, train number stop over information and at two railway cellular cell trains along the line before etc.By data computation is handled, draw the time that sub-district 3 needs that arrives.When this time during less than the time gate limit value of a certain setting, network side sends message to 3 base stations, sub-district, and notifying it to prepare channel reservation resource is that passenger on T9 the train on the horizon serves.The amount of information of passing through to be obtained is simultaneously added up the reserved resource amount of sub-district 1 and sub-district 2 and is fed back to sub-district 3, notifies it to reserve rational channel resource.The relevant information that described network side upgraded according to the described train cycle reaches the cell data along the line of storage in advance, reclaims Radio Resource in the sub-district, is reserved as this train travelling carriage service is provided.Wherein, the reserved radio resource amount is determined by the feedback of sub-district 1 and sub-district 2 obligate informations.User 6 has communication requirement in the sub-district 3, sends to 3 base stations, sub-district and inserts solicited message; Because channel is recovered as the service of train travelling carriage, sub-district 3 base station feedback have expired information for this community user channel resource, and sub-district 3 users attempt proposing the access request also sends this cell base station simultaneously to relay station 5 feedback information to the relay station 5 of this sub-district and non-railway cellular cell adjoiner along the line.Relay station 5 is applied for Radio Resource in short-term to non-railway abutting subdistrict base station 4 along the line after receiving the feedback information of request of inserting and base station, for train sub-district along the line provides temporary communication service.After train sailed out of sub-district 3 certain hours, 3 base stations, sub-district were recovered as the train reserved radio resource, for this community user provides normal communication service.Simultaneously, the resource of lending is reclaimed by overlay region relay station 5 in non-railway abutting subdistrict along the line base station 4.
Step 4 is after T9 train arrival, and the train travelling carriage carries out the cancellation of running number.After the cancellation, new network side resource allocation methods is just inapplicable.
More than a kind of novel radio method for channel allocation based on train cellular cell along the line provided by the present invention is described in detail, used specific embodiment herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, part in specific embodiments and applications all can change.In sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. the wireless channel distribution method based on train cellular cell along the line is characterized in that, comprises the steps:
(1) running number registration step, the mobile management device on the train sends the request of registration running number to network side, and network side obtains train number number;
(2) cell list establishment step along the line, described network side is according to the described train number number and the cell data along the line of storage in advance, establishment train operation cell list and numbering along the line;
(3) predict train number step at hand, mobile management device on the train periodically sends the train driving relevant information to network side in the process of moving, by relevant information is handled, draw the time that next sub-district needs that arrives, when this time during less than the time gate limit value of a certain setting, network side sends message to next cell base station, notifying it to prepare the channel reservation resource is railer's service on the horizon, pass through the reserved resource amount of two railway cellular cells along the line before the Information Statistics of being obtained simultaneously and feed back to next sub-district, notify it to reserve rational channel resource, avoid waste;
(4) base station reserved resource step, the relevant information that next cell base station upgraded according to the described train cycle reaches the cell data along the line of storage in advance, reclaim Radio Resource in the sub-district, be reserved as this train travelling carriage service is provided, wherein, the feedback of the obligate information of two railway cellular cells along the line was determined before the reserved radio resource amount was passed through;
(5) the Radio Resource step is regained in the base station, after train sailed out of this sub-district certain hour, this cell base station was recovered as the train reserved radio resource, for this community user provides normal communication service, simultaneously, the resource of lending is reclaimed in the abutting subdistrict base station by the overlay region relay station;
(6) running number is nullified step, after train arrival, carries out the cancellation of running number, and network side resource allocation methods new after train number's number cancellation is no longer suitable.
2. a kind of wireless channel distribution method based on train cellular cell along the line according to claim 1 is characterized in that: further comprising the steps of:
(1) community user is attempted inserting step, and the user has communication requirement in the sub-district that train is about to pass through, and sends to this cell base station and inserts solicited message;
(2) channel of abutting subdistrict is used step, because channel is recovered as the user's service on the train, this this cell channel resource of cell base station feedback community user has expired information, community user is attempted the feedback information that relay station to this sub-district and peripheral non-railway sub-district along the line adjoiner proposes the access request and sends this cell base station simultaneously to relay station, relay station receive insert ask and the feedback information of base station after apply for Radio Resource in short-term to the abutting subdistrict base station.
3. a kind of wireless channel distribution method according to claim 1 based on train cellular cell along the line, it is characterized in that: in the described running number registration step, train is when being about to dispatch a car, and the train mobile management device sends the request of registration running number to network side; The affirmation message that network side will succeed in registration turns back to the train mobile management device, if do not receive acknowledge message in a specified time, then mobile management device continues to send register requirement, up to receiving the network side confirmation.
4. a kind of wireless channel distribution method based on train cellular cell along the line according to claim 1 is characterized in that: described train mobile management device is integrated comprises the train travelling carriage of GPS, transceiver and information collection apparatus.
5. a kind of wireless channel distribution method based on train cellular cell along the line according to claim 1 is characterized in that: train driving relevant information comprises in described (3): the amount of radio resources that comprise train running speed, train position, obtains apart from next sub-district distance, train number stop over information and at two railway cellular cell trains along the line before etc.
6. a kind of wireless channel distribution method based on train cellular cell along the line according to claim 1 is characterized in that: in the reserved resource step of described base station, the priority that proposes user on the train will be higher than community user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110300193 CN102300319B (en) | 2011-09-30 | 2011-09-30 | Method for distributing wireless channels based on cells along railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110300193 CN102300319B (en) | 2011-09-30 | 2011-09-30 | Method for distributing wireless channels based on cells along railway |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102300319A true CN102300319A (en) | 2011-12-28 |
| CN102300319B CN102300319B (en) | 2013-10-23 |
Family
ID=45360405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110300193 Expired - Fee Related CN102300319B (en) | 2011-09-30 | 2011-09-30 | Method for distributing wireless channels based on cells along railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102300319B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248640A (en) * | 2012-02-06 | 2013-08-14 | 电信科学技术研究院 | Data and source mapping table sending method and device for vehicle ad-hoc network |
| CN103313407A (en) * | 2012-03-08 | 2013-09-18 | 中国移动通信集团公司 | Time frequency resource allocation method and device of high speed railway special network |
| CN103313314A (en) * | 2012-03-09 | 2013-09-18 | 鼎桥通信技术有限公司 | High-speed railway cell type recognition method |
| WO2013155643A1 (en) * | 2012-04-17 | 2013-10-24 | Telefonaktiebolaget L M Ericsson (Publ) | Interference suppression in a wireless communication network |
| WO2013182075A1 (en) * | 2012-09-26 | 2013-12-12 | 中兴通讯股份有限公司 | Method and device for assigning a channel |
| CN103582091A (en) * | 2012-08-07 | 2014-02-12 | 中国移动通信集团公司 | Method and device for base station energy-saving operation in high-speed rail private network |
| CN103813403A (en) * | 2013-11-25 | 2014-05-21 | 北京交通大学 | Broadcast-based LTE-R (long term evolution-release) synchronous control communication system and switching method thereof |
| CN103916947A (en) * | 2013-01-04 | 2014-07-09 | 中国移动通信集团公司 | Method and device for operation of public network base station |
| CN104346670A (en) * | 2013-07-31 | 2015-02-11 | 上海杰之能信息科技有限公司 | Resource object allocation method and device |
| CN104581776A (en) * | 2013-10-24 | 2015-04-29 | 中国电信股份有限公司 | Mobile relay and system and adjacent region self-optimizing method thereof |
| CN105491616A (en) * | 2014-09-16 | 2016-04-13 | 中国移动通信集团江苏有限公司 | Integrated networking scheduling method and equipment |
| CN105791418A (en) * | 2016-04-13 | 2016-07-20 | 北京新联铁科技股份有限公司 | Vehicle and basic facility network control method, device and system |
| CN108370525A (en) * | 2015-10-01 | 2018-08-03 | 瑞典爱立信有限公司 | The operation of the radio net of transportation system is served in control |
| CN108900966A (en) * | 2018-07-01 | 2018-11-27 | 宋璐 | A kind of motor train unit carriage signal enhancement system |
| WO2019114350A1 (en) * | 2017-12-12 | 2019-06-20 | 华为技术有限公司 | Radio resource adjustment method and related device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101801042A (en) * | 2010-01-15 | 2010-08-11 | 北京交通大学 | Strategy for predictive multi-service resource reservation applicable to railway |
| CN101986742A (en) * | 2010-09-26 | 2011-03-16 | 北京交通大学 | Global system for mobile communications for railway (GSM-R) network planning method for railway marshalling stations and radio-sharing sections |
| US20110230197A1 (en) * | 2010-03-22 | 2011-09-22 | Shiquan Wu | System and apparatus for high speed train communication |
-
2011
- 2011-09-30 CN CN 201110300193 patent/CN102300319B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101801042A (en) * | 2010-01-15 | 2010-08-11 | 北京交通大学 | Strategy for predictive multi-service resource reservation applicable to railway |
| US20110230197A1 (en) * | 2010-03-22 | 2011-09-22 | Shiquan Wu | System and apparatus for high speed train communication |
| CN101986742A (en) * | 2010-09-26 | 2011-03-16 | 北京交通大学 | Global system for mobile communications for railway (GSM-R) network planning method for railway marshalling stations and radio-sharing sections |
Non-Patent Citations (1)
| Title |
|---|
| 吴昊等: "基于群用户管理的高速铁路GSM专用网络的位置更新方法", 《北京交通大学学报》 * |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248640A (en) * | 2012-02-06 | 2013-08-14 | 电信科学技术研究院 | Data and source mapping table sending method and device for vehicle ad-hoc network |
| CN103313407A (en) * | 2012-03-08 | 2013-09-18 | 中国移动通信集团公司 | Time frequency resource allocation method and device of high speed railway special network |
| CN103313407B (en) * | 2012-03-08 | 2016-03-02 | 中国移动通信集团公司 | A kind of distribution method of time frequency resources of high-speed railway private network and device |
| CN103313314A (en) * | 2012-03-09 | 2013-09-18 | 鼎桥通信技术有限公司 | High-speed railway cell type recognition method |
| CN103313314B (en) * | 2012-03-09 | 2015-12-16 | 鼎桥通信技术有限公司 | The recognition methods of high-speed rail cell type |
| WO2013155643A1 (en) * | 2012-04-17 | 2013-10-24 | Telefonaktiebolaget L M Ericsson (Publ) | Interference suppression in a wireless communication network |
| US9294979B2 (en) | 2012-04-17 | 2016-03-22 | Telefonaktiebolaget L M Ericsson (Publ) | Interference suppression in a wireless communication network |
| CN103582091A (en) * | 2012-08-07 | 2014-02-12 | 中国移动通信集团公司 | Method and device for base station energy-saving operation in high-speed rail private network |
| WO2013182075A1 (en) * | 2012-09-26 | 2013-12-12 | 中兴通讯股份有限公司 | Method and device for assigning a channel |
| CN103916947A (en) * | 2013-01-04 | 2014-07-09 | 中国移动通信集团公司 | Method and device for operation of public network base station |
| CN104346670A (en) * | 2013-07-31 | 2015-02-11 | 上海杰之能信息科技有限公司 | Resource object allocation method and device |
| CN104581776A (en) * | 2013-10-24 | 2015-04-29 | 中国电信股份有限公司 | Mobile relay and system and adjacent region self-optimizing method thereof |
| CN104581776B (en) * | 2013-10-24 | 2018-06-01 | 中国电信股份有限公司 | Mobile relay and its system and the method for adjacent area self-optimizing |
| CN103813403A (en) * | 2013-11-25 | 2014-05-21 | 北京交通大学 | Broadcast-based LTE-R (long term evolution-release) synchronous control communication system and switching method thereof |
| CN103813403B (en) * | 2013-11-25 | 2017-04-19 | 北京交通大学 | Broadcast-based LTE-R (long term evolution-release) synchronous control communication system and switching method thereof |
| CN105491616A (en) * | 2014-09-16 | 2016-04-13 | 中国移动通信集团江苏有限公司 | Integrated networking scheduling method and equipment |
| CN105491616B (en) * | 2014-09-16 | 2018-11-23 | 中国移动通信集团江苏有限公司 | A kind of combination network dispatching method and equipment |
| CN108370525A (en) * | 2015-10-01 | 2018-08-03 | 瑞典爱立信有限公司 | The operation of the radio net of transportation system is served in control |
| CN105791418A (en) * | 2016-04-13 | 2016-07-20 | 北京新联铁科技股份有限公司 | Vehicle and basic facility network control method, device and system |
| WO2019114350A1 (en) * | 2017-12-12 | 2019-06-20 | 华为技术有限公司 | Radio resource adjustment method and related device |
| CN109922483A (en) * | 2017-12-12 | 2019-06-21 | 华为技术有限公司 | A kind of method of adjustment and relevant device of radio resource |
| CN109922483B (en) * | 2017-12-12 | 2020-12-15 | 华为技术有限公司 | Method for adjusting wireless resources and related equipment |
| US11483729B2 (en) | 2017-12-12 | 2022-10-25 | Huawei Technologies Co., Ltd. | Radio resource adjustment method and related device |
| CN108900966A (en) * | 2018-07-01 | 2018-11-27 | 宋璐 | A kind of motor train unit carriage signal enhancement system |
| CN108900966B (en) * | 2018-07-01 | 2020-11-24 | 芜湖懒人智能科技有限公司 | EMUs carriage signal enhancement system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102300319B (en) | 2013-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102300319B (en) | Method for distributing wireless channels based on cells along railway | |
| CN105009475B (en) | In view of the ambulant method and system predicted for admission control and Resource Availability of user equipment (UE) | |
| Zafar et al. | QoS enhancement with deep learning-based interference prediction in mobile IoT | |
| CN102186247B (en) | Method and system for coordinating interference between cells | |
| CN101801000B (en) | Secondary user access method for maximization of capacity of dynamic spectrum sharing system | |
| CN109874111B (en) | Scheduling method, method and device for sending information and storage medium | |
| CN103313407B (en) | A kind of distribution method of time frequency resources of high-speed railway private network and device | |
| WO2015158251A1 (en) | Method and apparatus for resource scheduling in internet of vehicles system | |
| CN105933910B (en) | A kind of resource allocation methods and base station | |
| CN107925890A (en) | Wireless communication system | |
| CN102098746B (en) | Multi-cell resource allocation method introducing mobile resource reserve mechanism | |
| US20200336175A1 (en) | Method and device for configuring a single frequency network | |
| CN101986742B (en) | Railway marshalling stations and GSM-R network planning method | |
| CN104067689A (en) | Allocation of baseband resources to a radio unit of a serving cell | |
| CN101778479A (en) | Resource scheduling method and resource scheduling device | |
| CN103079267A (en) | Method for quickly reporting position information of terminals in digital cluster communication system | |
| CN102523559B (en) | A kind of multi-cast and unicast federated resource dispatching algorithm for improving terminal energy consumption efficiency | |
| CN106797633A (en) | A kind of resource regulating method, apparatus and system | |
| CN104994585A (en) | Resource coordination method based on X2 interface | |
| CN101645830A (en) | Method for packet scheduling of multi-hop network and node device | |
| CN105934987A (en) | Internet-of-vehicles communication method and apparatus | |
| CN104185289A (en) | Base station and method of scheduling service by base station | |
| CN103546930B (en) | A kind of cell switching method that is suitable for TD-LTE public network group system | |
| WO2019042025A1 (en) | Anti-interference method and apparatus for wireless communication system of rail transit | |
| CN102547988B (en) | Distributing method and distributing device for temporary block flow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131023 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |