CN102083242B - Femtocell, base station, femto gateway and communication methods thereof - Google Patents
Femtocell, base station, femto gateway and communication methods thereof Download PDFInfo
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- CN102083242B CN102083242B CN2009102531042A CN200910253104A CN102083242B CN 102083242 B CN102083242 B CN 102083242B CN 2009102531042 A CN2009102531042 A CN 2009102531042A CN 200910253104 A CN200910253104 A CN 200910253104A CN 102083242 B CN102083242 B CN 102083242B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a femtocell, a base station, a femto gateway and communication methods thereof. The femtocell is connected to the femto gateway via the base station. The femto gateway can close the own radio frequency transceiving module when being in an idle state in a reference time length, the base station can transmit a notification signal to the femto gateway after judging that a mobile device moves into a signal range of the base station, the femto gateway transmits a starting signal to the femtocell via the base station after receiving the notification signal, and the femtocell starts the own radio frequency transceiving unit and transmits a back signal to the femto gateway via the base station after receiving the starting signal. The femtocell starts the own radio frequency transceiving unit only when the mobile device needs to be served, thus saving the power consumption and reducing signal interference with other surrounding femto gateways.
Description
Technical field
The invention relates to a kind of femto cell, base station, miniature gateway and the means of communication thereof; In more detail, femto cell of the present invention, base station, miniature gateway and the means of communication thereof only when need use femto cell, start a Transmit Receive Unit of this femto cell, and the signal that reduces whereby between this femto cell and other femto cell disturbs.
Background technology
For a long time, tend to run into that reception is bad, transmission rate is crossed the problem that waits slowly at indoor use radio mobile communication network.Main cause is that high-frequency wireless signals is decline rapidly after intercepting through wall, so the user just can't obtain the good signal quality indoor.Though multiple use heterogeneous networks interface (wireless high fax (Wireless Fidelity for example is provided on the market; Wi-Fi) and high speed packet access (HighSpeed Packet Access; HSPA)) communication equipment to be solving foregoing problems, but increased user's cost.
The femtocell formula base station forum (Femto Forum) that set up 2007 Christian eras then proposes femto cell (Femto Access Point; FAP) with the variety of issue of thorough solution indoor wireless mobile communication network.Femto cell is lower powered base station, and its front end uses the radio band that license is arranged, so user's equipment need not carry out any change.For operator, can provide better wireless network coverage rate in indoor environment by femto cell.As for the rear end of femto cell, then be the network of receiving operator by existing cable network technical battery, for example by digital user loop (Digital Subscriber Line; DSL) modulator-demodulator or by cable modem (Cable Modem) provides better network management services to make things convenient for operator.
Fig. 1 is the known network system 1 of describing an employing femto cell framework.One base station 15 of network system 1 links to a miniature gateway (Femto Gateway) 19 by internet 17.One femto cell (Femtocell) 111,131 is set respectively in the resident family 11,13, and femto cell 111,131 links to base station 15 respectively.Mobile device 113 in the resident family 11,115 is by femto cell 111 online, and is same, and the mobile device 133 in the resident family 13,135 is by femto cell 131 online.Yet after femto cell was built by a large amount of cloth, if the frequency range of proper placement operation not, the interference between femto cell can allow overall efficiency descend on the contrary.For example, if resident family 11,13 is contiguous household, then the signal that transmits of femto cell 111,131 will interfere with each other, and therefore communication quality also can descend.
In sum, how when femto cell is built by a large amount of cloth, still can keep the good communication quality, need the problem of research for the those skilled in the art badly.
Summary of the invention
A purpose of the present invention is to provide a kind of base station (base station).One network system comprises a femto cell (femtocell), this base station and a miniature gateway (femto gateway).This femto cell links to this miniature gateway by this base station.This base station comprises a processing unit and a Transmit-Receive Unit.This processing unit judges that a mobile device enters in the range of signal of this base station.This Transmit-Receive Unit (transceiver) transmits a notification signal to this miniature gateway after this processing unit judges that this mobile device enters in this range of signal of this base station, make this miniature gateway transmit an enabling signal.This Transmit-Receive Unit more this enabling signal of relaying makes this femto cell start a radio frequency (radiofrequency of this femto cell after receiving this enabling signal to this femto cell; RF) Transmit-Receive Unit and transmit a back-signalling.This Transmit-Receive Unit more this back-signalling of relaying to this miniature gateway.
Another object of the present invention is to provide a kind of miniature gateway.One network system comprises a femto cell, a base station and this miniature gateway.This femto cell links to this miniature gateway by this base station.This miniature gateway comprises a Transmit-Receive Unit and a processing unit.This Transmit-Receive Unit receives a notification signal from this base station.This processing unit is chosen this femto cell after this Transmit-Receive Unit receives this notification signal.This Transmit-Receive Unit more after this processing unit is chosen this femto cell, transmits an enabling signal to this femto cell, makes a Transmit Receive Unit of this femto cell this femto cell of startup after receiving this enabling signal and transmits a back-signalling.This Transmit-Receive Unit more receives this back-signalling that is transmitted by this femto cell by this base station.
Another object of the present invention is to provide a kind of femto cell.One network system comprises this femto cell, a base station and a miniature gateway.This femto cell links to this miniature gateway by this base station.This femto cell comprises a wideband Transmit-Receive Unit, a Transmit Receive Unit and a processing unit.This wideband Transmit-Receive Unit receives an enabling signal that is transmitted by this miniature gateway by this base station.This processing unit starts this Transmit Receive Unit after this wideband Transmit-Receive Unit receives this enabling signal.This wideband Transmit-Receive Unit more after this processing unit starts this Transmit Receive Unit, transmits a back-signalling to this miniature gateway.
Another purpose of the present invention is to provide a kind of means of communication for a base station.One network system comprises a femto cell, this base station and a miniature gateway.This femto cell links to this miniature gateway by this base station.These means of communication comprise the following step: (a) make this base station judge that a mobile device enters in the range of signal of this base station; (b) make this base station after this step (a), transmit a notification signal to this miniature gateway, make this miniature gateway transmit an enabling signal; (c) make this base station after this step (b), this enabling signal of relaying makes this femto cell after receiving this enabling signal to this femto cell, starts a Transmit Receive Unit of this femto cell and transmits a back-signalling; And (d) making this base station after this step (c), this back-signalling of relaying is to this miniature gateway.
Another purpose of the present invention is to provide a kind of means of communication for a miniature gateway.One network system comprises a femto cell, a base station and this miniature gateway.This femto cell links to this miniature gateway by this base station.These means of communication comprise the following step: (a) this miniature gateway of order receives a notification signal from this base station; (b) make this piconet about this step (a) after, choose this femto cell; (c) make this piconet about this step (b) after, transmit an enabling signal to this femto cell, make this femto cell after receiving this enabling signal, start a Transmit Receive Unit of this femto cell and transmit a back-signalling; And (d) make this piconet about this step (c) after, receive this back-signalling that is transmitted by this femto cell by this base station.
A further object of the present invention is to provide a kind of means of communication for a femto cell.One network system comprises this femto cell, a base station and a miniature gateway.This femto cell links to this miniature gateway by this base station.These means of communication comprise the following step: (a) make this femto cell receive an enabling signal that is transmitted by this miniature gateway by this base station; (b) make this femto cell after this step (a), start a Transmit Receive Unit of this femto cell; And (c) make this femto cell after this step (b), transmit a back-signalling to this miniature gateway.
Femto cell of the present invention can be closed its Transmit Receive Unit if when being in idle state in a reference time length.When treating a mobile device near femto cell, the contiguous base station of femto cell reinforms miniature gateway, makes miniature gateway notice femto cell start its Transmit Receive Unit.Such setting not only can reduce the electric power of required consumption, more can avoid femto cell when idle, the signal transmission of other femto cell around still disturbing.
Description of drawings
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated, wherein:
Fig. 1 describes the known network system of an employing femto cell framework;
Fig. 2 A describes the schematic diagram of the first embodiment of the present invention;
Fig. 2 B describes the schematic diagram of femto cell, base station and the miniature gateway of first embodiment;
Signal when Fig. 2 C describes network system and meets the LTE standard transmits schematic diagram; And
Fig. 3 carefully describes the flow chart of the second embodiment of the present invention.
The main element symbol description:
1: network system 11,13: resident family
15: base station 17: internet
19: miniature gateway 111,131 femto cell
113,115,133,135: mobile device
2: network system 21,23: resident family
25: base station 27: internet
29: miniature gateway 211,231 femto cell
213,215,233: mobile device
202: notification signal 204: enabling signal
206: back-signalling 208: start and finish signal
222: synchronizing signal 224: the essential information signal
226: setting program 228: safe authentication procedure
230: safe and effective load set program
231a: processing unit 231b: wideband Transmit-Receive Unit
231c: Transmit Receive Unit 251: processing unit
232,234: the service profile transmission procedure
236: synchronizing signal 238: the essential information signal
240: hand-exchanging program
242,244: the service profile transmission procedure
253: Transmit-Receive Unit 291: processing unit
293: Transmit-Receive Unit 295: storage element
Embodiment
Following embodiment is not in order to limit the present invention in order to illustrate content of the present invention.It should be noted that, following examples and graphic in, the element that has nothing to do with the present invention omits and does not illustrate, and in graphic each interelement size relationship only for asking easy understanding, non-in order to limit actual ratio.
The first embodiment of the present invention is a network system 2, and its Organization Chart sees also Fig. 2 A.One base station 25 of network system 2 links to a miniature gateway 29 by internet 27.One femto cell 211,231 is set respectively in the resident family 21,23, and femto cell 211,231 respectively lines (for example by the home network line) to the base station 25.In other words, femto cell 211,231 links to miniature gateway 29 by base station 25 separately.Two mobile devices 213,215 are arranged in the resident family 21, and these two mobile devices 213,215 are separately by femto cell 211 online; In the resident family 23 then temporarily without any mobile device.
Please consult Fig. 2 B simultaneously, it describes the schematic diagram of femto cell 231, base station 25 and miniature gateway 29.Femto cell 231 comprises a processing unit 231a, a wideband Transmit-Receive Unit 231b and a Transmit Receive Unit 231c.Base station 25 comprises a processing unit 251 and a Transmit-Receive Unit 253.Miniature gateway 29 comprises a processing unit 291, a Transmit-Receive Unit 293 and a storage element 295.
Because temporarily without any mobile device, the processing unit 231a of femto cell 231 judges that Transmit Receive Unit 231c is in idle state in a reference time length, therefore closes Transmit Receive Unit 231b in the resident family 23.Below will enter situation in the range of signal of base station 25 with another mobile device 233, the concrete running of femto cell 231, base station 25 and the miniature gateway 29 of first embodiment will be described.
When mobile device 233 entered in the range of signal of base station 25, the processing unit 251 of base station 25 can judge that mobile devices 233 enter the range of signal of base station 25.Afterwards, the Transmit-Receive Unit 253 of base station 25 transmits a notification signal 202 to miniature gateway 29.After the Transmit-Receive Unit 293 of miniature gateway 29 receives this notification signal 202, learn that just mobile device 233 has entered in the range of signal of base station 25.
In the present embodiment, the storage element 295 of miniature gateway 29 stores a corresponding relation table, and this mapping table indication mobile device 233 corresponds to femto cell 231, that is mobile device 233 will be served by femto cell 231.Therefore, the processing unit 291 of miniature gateway 29 is chosen femto cell 231 according to mapping table behind Transmit-Receive Unit 293 reception notification signals 202.Afterwards, the Transmit-Receive Unit 293 of miniature gateway 29 transmits an enabling signal 204 to femto cell 231, starts its Transmit Receive Unit 231c in order to notify femto cell 231.Enabling signal that miniature gateway 29 transmits 204 can be earlier through base station 25, the Transmit-Receive Unit 253 of base station 25 again relaying enabling signal 204 to femto cell 231.The wideband Transmit-Receive Unit 231b of femto cell 231 then can receive this enabling signal 204.
After the wideband Transmit-Receive Unit 231b of femto cell 231 received enabling signal 204, processing unit 231a just started Transmit Receive Unit 231c.Afterwards, the wideband Transmit-Receive Unit 231b of femto cell 231 just transmits a back-signalling 206 to miniature gateway 29, with learning that femto cell 231 starts Transmit Receive Unit 231c according to enabling signal 204 so that piconet closes 29.Back-signalling that femto cell 231 transmits 206 can be earlier through base station 25, the Transmit-Receive Unit 253 of base station 25 again relaying back-signalling 206 to miniature gateway 29.293 of the Transmit-Receive Units of miniature gateway 29 can receive this back-signalling 206.
By aforementioned running, when mobile device 233 entered in the range of signal of base station 25, base station 25 and miniature gateway 29 just can notify femto cell 231 to start its Transmit Receive Unit 231c.At this moment, the Transmit Receive Unit 231c of femto cell 231 just can provide service to give mobile device 233.
First embodiment can carry out following running in addition, and network system 2 is operated more efficiently.After receiving back-signalling 206, the Transmit-Receive Unit 293 of miniature gateway 29 can transmit one and start and finish signal 208 to the base station 25.After signal 208 is finished in Transmit-Receive Unit 253 these startups of reception of base station 25, learn that femto cell 231 has started its Transmit Receive Unit 231c, just can determine whether will change manual work.Suppose that base station 25 determines to change manual work, then behind the Transmit Receive Unit 231c and mobile device 233 lines of femto cell 231, just can interrupt the line of base station 25 and mobile device 233.
It should be noted that among first embodiment, the processing unit 291 of miniature gateway 29 is chosen femto cell 231 according to storage element 295 stored mapping tables behind Transmit-Receive Unit 293 reception notification signals 202.Implement in the aspect in other, miniature gateway 29 can store mapping table, and under this situation, the processing unit 291 of miniature gateway 29 will be chosen all femto cell 211,231 with base station 25 lines.In other words, under this situation, femto cell 211,231 Transmit Receive Unit separately all can be activated.
The description situation of first embodiment be mobile device 233 gradually near resident family 23, that is mobile device 233 is when entering in the range of signal of base station 25.In fact, the configuration of first embodiment also can be used for other situations.Though in the resident family 23 mobile device is arranged, this mobile device is in the state of shutdown.Under this situation, after this mobile device start, can elder generation and base station 25 lines.Because this mobile device is positioned at the range of signal of base station 25, so wireless system 2 also can carry out aforesaid running, to start Transmit Receive Unit 231C, makes this mobile device can pass through Transmit Receive Unit 231 lines.
Moreover the network system 2 of first embodiment is not limited to any particular network system.For example, network system 2 can meet global intercommunication microwave access (worldwide interoperability formicrowave access; Hereinafter to be referred as WiMAX) standard, Long Term Evolution (1ong term evolution; Hereinafter to be referred as LTE) standard or third generation mobile (third generation; Hereinafter to be referred as 3G) standard.
Then see also Fig. 2 C, its signal of describing when network system 2 meets the LTE standard transmits schematic diagram.
After mobile device 233 entered in the range of signal of base station 25, initialized action was just carried out with mobile device 233 in base station 25, so that the two line.In detail, a synchronous signal 222 is transmitted to mobile device 233 in base station 25, and in the LTE standard, this synchronizing signal 222 is a master sync signal (primarysynchronization signal; PSS)/subsynchronous signal (secondary synchronization signal; SSS).Then, an essential information signal 224 is transmitted again to mobile device 233 in base station 25, and in the LTE standard, this essential information signal 224 comprises main information block (master information block; MIB), system information block (system information block; SIB) and system information (system informationSI).Then base station 25 and 233 of mobile devices carry out a setting program 226, and in the LTE standard, this setting program 226 is Radio Resource control (radio resource control; RRC) line setting program.Afterwards, 29 of mobile device 233 and miniature gateways carry out a safe authentication procedure 228 and and advance (the evolved packet system of rank package system; ESP) take advantage of the service initialization program 230 of carrying.So, just service profile transmission procedure 232 can be carried out between mobile device 233 and the base station 25, and also service profile transmission procedure 234 can be carried out between base station 25 and the miniature gateway 29.This is partly known by haveing the knack of LTE standard techniques personage, so superfluous words not.
At this moment, because mobile device 233 is positioned at the range of signal of base station 25, so base station 25 judges that mobile device 233 is near femto cell 231.Therefore notification signal 202 is transmitted to miniature gateway 29 in base station 25.Afterwards, miniature gateway 29 just transmits enabling signal 204 to femto cell 231, and this enabling signal 204 is via base station 25 relayings.After femto cell 204 is received this enabling signal 204, just start its Transmit Receive Unit 231c and send back induction signal 206 to miniature gateway 29, this back-signalling 206 is via base station 25 relayings.Transmit again after the miniature gateway 29 to start and finish signal 208 to the base station 25.
On the other hand, after femto cell 231 received enabling signal 204, femto cell 231 transmitted a synchronous signal 236 to mobile device 233.Same, in the LTE standard, this synchronizing signal 236 is a master sync signal/subsynchronous signal.Then, femto cell 231 transmits an essential information signal 238 again to mobile device 233, and in the LTE standard, this essential information signal 238 comprises main information block, system information block and system information.By synchronizing signal 236 and essential information signal 238, femto cell 231 is namely obtained line with mobile device 233.
Because femto cell 231 is obtained line with mobile device 233, and base station 25 has received to start finishes signal 208 (thereby learning that femto cell 231 has started its rf transmitter unit 231c), therefore can carry out a hand-exchanging program 240 between base station 25 and the mobile device 233, this hand-exchanging program 240 can be by mobile device 233 or base station 25 startings.After hand-exchanging program 240 is finished, just service profile transmission procedure 242 can be carried out between mobile device 233 and the femto cell 231, and also service profile transmission procedure 244 can be carried out between femto cell 231 and the miniature gateway 29.
The second embodiment of the present invention is means of communication, and its flow chart is plotted in Fig. 3.These means of communication are applicable to a network system, and this network system comprises a femto cell, a base station and a miniature gateway, for example femto cell 231 of first embodiment, base station 25 and miniature gateway 29.
At first, this means of communication execution in step 301 makes femto cell judge that the Transmit Receive Unit of femto cell is in idle state in a reference time length.Then execution in step 303 makes femto cell close its Transmit Receive Unit.On the other hand, this means of communication execution in step 305 makes miniature gateway store a corresponding relation table, and wherein, which mobile device this mapping table indicates correspond to which femto cell.It should be noted that in present embodiment, step 305 is to carry out after step 303, yet in other execution modes, step 305 can or even be carried out early than step 303 early than step 301.
Afterwards, this means of communication execution in step 307 makes the base station judge that a mobile device enters in the range of signal of base station.In step 309, these means of communication make the base station transmit a notification signal to miniature gateway.Then, this means of communication execution in step 311 makes miniature gateway from base station reception notification signal.For responding this notification signal, this means of communication elder generation execution in step 313 makes miniature gateway choose this femto cell that corresponds to mobile device according to this mapping table, and execution in step 315 again, make miniature gateway transmit an enabling signal to femto cell.
Enabling signal is during through the base station, and this means of communication execution in step 317 makes base station relaying enabling signal to femto cell.Then, execution in step 319, these means of communication make femto cell by receiving enabling signal.After receiving enabling signal, this means of communication elder generation execution in step 321 makes femto cell start a Transmit Receive Unit of femto cell, and then execution in step 323 makes femto cell and mobile device carry out line.Afterwards, these means of communication are execution in step 325 again, makes femto cell transmit a back-signalling to miniature gateway.
When back-signalling during through the base station, this means of communication execution in step 327 makes relaying this back-signalling in base station to miniature gateway.Then, this means of communication execution in step 329 makes miniature gateway receive this back-signalling.After receiving this back-signalling, this means of communication execution in step 331 makes miniature gateway transmit a startup and finishes signal to the base station.Then, in step 333, these means of communication make base station and mobile device broken string.
Same, the means of communication of second embodiment are not limited to any particular network system.For example, adopt the network system of these means of communication can meet WiMAX standard, LTE technology or 3G standard.
Except aforesaid step, the means of communication of the present invention also can be carried out all operations and the function of first embodiment.Under technical field have know usually the knowledgeable can be directly acquainted with the means of communication of the present invention how based on above-mentioned first embodiment to carry out these operations and function.So do not give unnecessary details.
Femto cell of the present invention can be closed its Transmit Receive Unit if when being in idle state in a reference time length.When treating a mobile device near femto cell, the contiguous base station of femto cell reinforms miniature gateway, makes miniature gateway notice femto cell start its Transmit Receive Unit.Such setting not only can reduce the electric power of required consumption, more can avoid femto cell when idle, the signal transmission of other femto cell around still disturbing.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limiting the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when can doing a little modification and perfect, so protection scope of the present invention is when with being as the criterion that claims were defined.
Claims (14)
1. a base station (base station), a network system comprises a femto cell (femtocell), this base station and a miniature gateway (femto gateway), and this femto cell links to this miniature gateway by this base station, and this base station comprises:
One processing unit judges that a mobile device enters in the range of signal of this base station; And
One Transmit-Receive Unit (transceiver), after this processing unit judges that this mobile device enters in this range of signal of this base station, transmit a notification signal to this miniature gateway, make this miniature gateway choose this femto cell and transmit an enabling signal according to a corresponding relation table, wherein this mapping table indicates this mobile device to correspond to this femto cell, this Transmit-Receive Unit more this enabling signal of relaying makes this femto cell start a radio frequency (the radio frequency of this femto cell after receiving this enabling signal to this femto cell; RF) Transmit-Receive Unit and transmit a back-signalling, this Transmit-Receive Unit more this back-signalling of relaying to this miniature gateway.
2. base station as claimed in claim 1, it is characterized in that, this Transmit-Receive Unit more receives a startup from this miniature gateway and finishes signal, this startup is finished this femto cell of signal indication and is activated, this processing unit more after signal is finished in this startup of reception, interrupts the line of this base station and this mobile device.
3. miniature gateway, one network system comprises a femto cell, a base station and this miniature gateway, this femto cell links to this miniature gateway by this base station, and this base station judges that a mobile device transmits a notification signal after entering in the range of signal of this base station, and this miniature gateway comprises:
One Transmit-Receive Unit, this base station receives this notification signal certainly;
One storage element stores a corresponding relation table, and this mapping table indicates this mobile device to correspond to this femto cell; And
One processing unit after this Transmit-Receive Unit receives this notification signal, is chosen this femto cell according to this mapping table;
Wherein, this Transmit-Receive Unit is more after this processing unit is chosen this femto cell, transmit an enabling signal to this femto cell, make a Transmit Receive Unit of this femto cell this femto cell of startup after receiving this enabling signal and transmit a back-signalling, this Transmit-Receive Unit more receives this back-signalling that is transmitted by this femto cell by this base station.
4. miniature gateway as claimed in claim 3 is characterized in that, this Transmit-Receive Unit more transmits a startup and finishes signal to this base station, makes this base station finish signal according to this startup, interrupts the line of this base station and this mobile device.
5. femto cell, one network system comprises this femto cell, a base station and a miniature gateway, this femto cell links to this miniature gateway by this base station, this miniature gateway is chosen this femto cell and is transmitted an enabling signal according to a corresponding relation table, this mapping table indicates this mobile device to correspond to this femto cell, and this femto cell comprises:
One wideband Transmit-Receive Unit receives this enabling signal that is transmitted by this miniature gateway by this base station;
One Transmit Receive Unit; And
One processing unit after this wideband Transmit-Receive Unit receives this enabling signal, starts this Transmit Receive Unit;
Wherein, this wideband Transmit-Receive Unit more after this processing unit starts this Transmit Receive Unit, transmits a back-signalling to this miniature gateway.
6. femto cell as claimed in claim 5 is characterized in that, this Transmit Receive Unit more after starting, carries out line with a mobile device.
7. femto cell as claimed in claim 5, it is characterized in that, this processing unit judges that more this Transmit Receive Unit is in idle state in a reference time length, and this processing unit more after judging that this Transmit Receive Unit is in idle state, is closed this Transmit Receive Unit.
8. means of communication that are used for a base station, a network system comprises a femto cell, this base station and a miniature gateway, and this femto cell links to this miniature gateway by this base station, and these means of communication comprise the following step:
(a) make this base station judge that a mobile device enters in the range of signal of this base station;
(b) make this base station after this step (a), transmit a notification signal to this miniature gateway, make this miniature gateway choose this femto cell and transmit an enabling signal according to a corresponding relation table, wherein this mapping table indicates this mobile device to correspond to this femto cell;
(c) make this base station after this step (b), this enabling signal of relaying makes this femto cell after receiving this enabling signal to this femto cell, starts a Transmit Receive Unit of this femto cell and transmits a back-signalling; And
(d) make this base station after this step (c), this back-signalling of relaying is to this miniature gateway.
9. the means of communication as claimed in claim 8 is characterized in that, more comprise the following step:
(e) make this base station after this step (d), this miniature gateway receives a startup and finishes signal certainly, and this startup is finished this femto cell of signal indication and is activated; And
(f) make this base station after signal is finished in this startup of reception, interrupt the line of this base station and this mobile device.
10. means of communication that are used for a miniature gateway, one network system comprises a femto cell, a base station and this miniature gateway, this femto cell links to this miniature gateway by this base station, this base station judges that a mobile device enters the interior notification signal that transmits afterwards of a range of signal of this base station, this miniature gateway stores a corresponding relation table, this mapping table indicates this mobile device to correspond to this femto cell, and these means of communication comprise the following step:
(a) this miniature gateway of order receives this notification signal from this base station;
(b) make this piconet about this step (a) after, choose this femto cell according to this mapping table;
(c) make this piconet about this step (b) after, transmit an enabling signal to this femto cell, make this femto cell after receiving this enabling signal, start a Transmit Receive Unit of this femto cell and transmit a back-signalling; And
(d) make this piconet about this step (c) after, receive this back-signalling that is transmitted by this femto cell by this base station.
11. the means of communication as claimed in claim 10 is characterized in that, more comprise the following step:
(e) make this piconet about this step (d) after, transmit one and start and finishes signal to this base station, this startup is finished this femto cell of signal indication and is activated.
12. means of communication that are used for a femto cell, one network system comprises this femto cell, a base station and a miniature gateway, this femto cell links to this miniature gateway by this base station, this miniature gateway is chosen this femto cell and is transmitted an enabling signal according to a corresponding relation table, this mapping table indicates this mobile device to correspond to this femto cell, and these means of communication comprise the following step:
(a) make this femto cell receive this enabling signal that is transmitted by this miniature gateway by this base station;
(b) make this femto cell after this step (a), start a Transmit Receive Unit of this femto cell; And
(c) make this femto cell after this step (b), transmit a back-signalling to this miniature gateway.
13. the means of communication as claimed in claim 12 is characterized in that, more comprise the following step:
Make this femto cell after this step (b), carry out line with a mobile device.
14. the means of communication as claimed in claim 12 is characterized in that, more comprise the following step:
(d) make this femto cell judge that this Transmit Receive Unit is in idle state in a reference time length; And
(e) make this femto cell after this step (d), close this Transmit Receive Unit.
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| CN2009102531042A CN102083242B (en) | 2009-11-30 | 2009-11-30 | Femtocell, base station, femto gateway and communication methods thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1240095A (en) * | 1996-12-09 | 1999-12-29 | 西门子公司 | Base station for radio telecommunications system |
| EP2056628A1 (en) * | 2007-10-30 | 2009-05-06 | Nokia Siemens Networks Oy | Communication network element and method of switching activity states |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040160906A1 (en) * | 2002-06-21 | 2004-08-19 | Aware, Inc. | Multicarrier transmission system with low power sleep mode and rapid-on capability |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1240095A (en) * | 1996-12-09 | 1999-12-29 | 西门子公司 | Base station for radio telecommunications system |
| EP2056628A1 (en) * | 2007-10-30 | 2009-05-06 | Nokia Siemens Networks Oy | Communication network element and method of switching activity states |
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| CN102083242A (en) | 2011-06-01 |
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