CN1859781A - Individual portable telephone system data communication method - Google Patents
Individual portable telephone system data communication method Download PDFInfo
- Publication number
- CN1859781A CN1859781A CNA2006100339834A CN200610033983A CN1859781A CN 1859781 A CN1859781 A CN 1859781A CN A2006100339834 A CNA2006100339834 A CN A2006100339834A CN 200610033983 A CN200610033983 A CN 200610033983A CN 1859781 A CN1859781 A CN 1859781A
- Authority
- CN
- China
- Prior art keywords
- portable telephone
- telephone system
- system data
- individual portable
- base station
- 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.)
- Pending
Links
Images
Abstract
The present invention discloses personal portable telephone system data communication method. It contains: personal portable telephone system data terminal sending communication request to network side personal portable telephone system data base station through control channel, personal portable telephone system data base station responding said communication request, and making service channel distributing, binding at least five channel time slot as downlink service channel, the rest at least one channel time slot as uplink service channel; personal portable telephone system data terminal and personal portable telephone system data base station respectively making mutual data communication through said distributed uplink service channel and downlink service channel. Said invention can fully utilize and reasonable distribute time slot resource, maximal raising downlink channel message transmission rate.
Description
[technical field]
The present invention relates to the communication data transmission technique field, relate in particular to a kind of method of individual portable telephone system data communication.
[background technology]
PHS system (Personal Handy phone system personal portable telephone system) can not only provide speech business, and a lot of value-added services can also be provided, and except that short message, the notice of message missing, modal is exactly data service (as multi-medium data business etc.).In development in future, the PHS that only is used for transmitting data service will more and more be subjected to consumer's welcome.In this document, we call the PHS data system to this PHS system, exercise the PHS communication system of usefulness to distinguish present drag flow.When 3G became the mobile communication leading role day by day, the development of PHS did not stop yet, and the data service that PHS provides is the same with 3G, combined with the IP technology yet.In February, 2003 RCR STD-28 V4.0 formal announcement, make the developing goal of PHS and 3G similar, become an information system that the individual radio multimedia service is provided.The air interface of PHS adopts working method (the TDMA:Time Division Multiple Access time division multiple access of TDMA-TDD, TDD:Time Division Duplex time division duplex), the physical channel of air interface is unit with the frame, 5ms is a frame, every frame comprises 8 time slots (each time slot 625uS), down going channel accounts for 4 wherein continuous time slots, and data feedback channel accounts for other 4 time slots.At present the data communication rates of each time slot standard channel of PHS data system is 32kbit/s, on/descending time slot port number is equal fully.In actual applications, CS (Cell station individual portable telephone system data base station) is far longer than the data feedback channel institute data quantity transmitted of PS to CS to the down going channel institute data quantity transmitted of PS (Personal Station individual portable telephone system data terminal), but the transfer of data up-downgoing passage of existing PHS all is to adopt identical data communication rates, therefore can not satisfy the needs of practical application.
With RCR STD-28 V3.2 is that the maximum data traffic rate of the PHS of source is 64kbit/s, and modulation system is π/4QPSK (orthogonal PSKs of phase place rotation π/4), and rolloff-factor is 0.5, and this realizes by bundling two communication time slots; With RCR STD-28 V4.0 is that the maximum data traffic rate of the PHS of source is 192～3200kbit/s, modulation system is the permission according to traffic rate or radio frequency conditions, adaptive selection BPSK (binary phase shift keying), π/4 QPSK, QPSK, 8PSK (octal system phase shift keying), 12QAM, 16QAM, 24QAM, 32QAM (quadrature amplitude modulation) mode bundle four communication time slot numbers the most for a long time.
Though development along with the PHS technology, the data communication rates of PHS data system can be more and more higher, but the shared resource of up-downgoing is the same, particularly when four timeslot numbers of PHS binding, PHS data terminal on a frequency be with a PHS data basestation one to one, at each time slot channel is under the standard transmission speed of 32kbit/s, and descending data communication rates only is 128kbit/s.In the real world applications, the descending data traffic of system requirements is much larger than the upstream data communication amount, and the existing uplink and downlink timeslot method of salary distribution can not better satisfy the requirement of down going channel to message transmission rate, and time interval resource is not fully utilized, and has the shortcoming of unreasonable distribution.
[summary of the invention]
The technical problem to be solved in the present invention provides a kind of method of individual portable telephone system data communication, can make full use of, the reasonable distribution time interval resource, improves the message transmission rate of down going channel to greatest extent.
The present invention realizes by following technical scheme:
A kind of method of individual portable telephone system data communication may further comprise the steps:
101, the individual portable telephone system data terminal is sent communication request by control channel to the individual portable telephone system data base station of network side, the described communication request of individual portable telephone system data base station in response, the industry of going forward side by side affair channel allocation, bundle at least five channel time slots as downlink traffic channel, all the other at least one channel time slots are as reverse link traffic channel;
102, individual portable telephone system data terminal and individual portable telephone system data base station reverse link traffic channel and the downlink traffic channel passing through respectively to be distributed carried out data communication mutually.
Also comprise before the step 101:
201, the individual portable telephone system data base station is delivered to the individual portable telephone system data terminal to system parameters by broadcast mechanism;
202, the individual portable telephone system data terminal is at first carried out frame synchronization, promptly receives described system parameters after finding superframe, and sends location registration request to the individual portable telephone system data base station;
203, after Location Registration was finished, the individual portable telephone system data terminal was waited on control channel.
Further comprise in the step 101: individual portable telephone system data base station binding first to the 7th channel time slot as downlink traffic channel, the 8th channel time slot is as reverse link traffic channel.
Comprise physical layer, link layer and network layer in three layers of link structure of the some channel time slot in described first to the 7th channel time slot, only comprise in three layers of link structure of all the other six channel time slots physical layer, and network layer in the wireless radio frequency transmissions administrative section; Comprise physical layer, link layer and network layer in three layers of link structure of the 8th channel time slot.
Further comprise in the step 101: described individual portable telephone system data terminal is on the control channel frequency, initiates communication request with the 8th time slot to the individual portable telephone system data base station; Described individual portable telephone system data base station is on the control channel frequency, with first time slot to individual portable telephone system data terminal distribution Traffic Channel.
In the step 101 after the distribution of finishing Traffic Channel, also comprise: individual portable telephone system data base station and terminal all are locked on the Traffic Channel frequency of individual portable telephone system data base station assigned, the individual portable telephone system data base station in first time slot, individual portable telephone system data terminal at the 8th time slot, on carrying out/foundation of downlink traffic channel link.
On described/foundation of downlink traffic channel link may further comprise the steps:
701, individual portable telephone system data base station and terminal send Synchronization Burst mutually;
702, the individual portable telephone system data terminal sends to the individual portable telephone system data base station Asynchronous Balanced Mode information is set, and unnumbered response message is returned in the individual portable telephone system data base station;
703, the individual portable telephone system data terminal sends management level additional channel solicited message to the individual portable telephone system data base station, and management level additional channel assignment information is returned in the individual portable telephone system data base station;
704, individual portable telephone system data base station/terminal receives wait;
705, the individual portable telephone system data terminal is set up information to the control of individual portable telephone system data base stations transmit call, and call control process information is returned in the individual portable telephone system data base station;
706, the individual portable telephone system data terminal sends the KI configuration information to the individual portable telephone system data base station, authentication request information is returned in the individual portable telephone system data base station, and the individual portable telephone system data terminal sends Authentication Response information more afterwards;
707, the individual portable telephone system data base station sends to the individual portable telephone system data terminal and discharges link layer information, and the individual portable telephone system data terminal is returned unnumbered response message;
708, the individual portable telephone system data base station sends ringing information and Traffic Channel link information to the individual portable telephone system data terminal.
Owing to adopted above technical scheme, the time interval resource that up-downgoing passage in the PHS data system takies is redistributed, improve the message transmission rate of down going channel, make full use of time interval resource, the time interval resource that the up-downgoing passage is taken is relatively reasonable, has optimized the method for salary distribution of time interval resource; Among the present invention, down going channel can bundle at least 5 time slots, the highest is 7 time slots, data feedback channel only takies remaining time slot, at each time slot channel is under the standard transmission speed of 32kbit/s, descending the maximum data traffic rate is 224kbit/s, has improved 96kbit/s than former 128kbit/s, and up data communication rates is 32kbit/s.If words in the adaptive selection of carrying out modulation system, descending data communication rates will be brought up to 2.8Mbit/s, and (this computational process is: the traffic rate of current each time slot is 32kbit/s (160*200), when if modulation system changes 16QAM into, speed will improve 4 times, if frequency range is widened 3 times and the improvement of roll off coefficient, then can improve 3.3 times again.Like this, up data communication rates reaches 32*4*3.3=422.4kbit/s with maximum, the deduction desirability figure, then up data rate can reach 400kbit/s, descend simultaneously the binding of 7 time slots of behavior, then speed is 7 times of upstream rate, and therefore descending data communication rates can reach 2.8Mbit/s.)。
[description of drawings]
Fig. 1 is in the present invention/the time slot allocation structural representation of down going channel.
Fig. 2 is the structural representation of Traffic Channel time slot.
Fig. 3 is the three layer link structure figure of PHS data system of the present invention when seven communication time slots of binding.
Fig. 4 is the agreement flow chart of individual portable telephone system data terminal during as caller.
The agreement flow chart that Fig. 5 is the individual portable telephone system data terminal when called.
[embodiment]
Below in conjunction with drawings and Examples the present invention is further set forth:
In the present invention, emphasis has bundled 7 time slots with downlink traffic channel, and it is that example describes that reverse link traffic channel only takies a time slot.
As shown in Figure 1, the air interface of PHS adopts the working method of TDMA-TDD, the physical channel of air interface is unit with the frame, 5ms is a frame, and every frame comprises 8 time slots (each time slot 625uS), among the figure, individual portable telephone system data base station sensing individual portable telephone system data terminal (CS-＞PS), T1 ... T7 represents from base station side, is used to send the time slot of data service, and promptly downlink traffic channel takies first to the 7th time slot; R8 represents to see the time slot that receives data service from base station side that promptly reverse link traffic channel takies the 8th time slot.The individual portable telephone system data terminal is pointed to the individual portable telephone system data base station (R1 of PS-＞CS) ... R7 represents from end side, is used to receive the time slot of data service, also is the equal of described downlink traffic channel; T8 represents from end side, is used to send the time slot of data service, also is the equal of described reverse link traffic channel.The content that this several time slot comprised is different, and wherein, first time slot comprises descending signaling and data, and second to the 7th time slot only comprises descending data, does not comprise and is used for link-attached signaling, and the 8th time slot comprises up signaling and data.
As shown in Figure 2, be the structural representation of each time slot of Traffic Channel, each slot length accounts for 240bits, in the time slot various piece specify as follows: R, expression buffering accounts for 4bits, the adjacent time-slots buffer space, the transmitter required time is opened in terminal and base station, desirable any value.SS, initial symbol accounts for 2bits, and the far-end demodulator is set up phase place and is used, and is used for being " 10 " synchronously.PR, prefix code accounts for 6bits, and it is synchronous to be used for bit clock.UW, identifier word, be one group of specific code element and CRC together as the index of reception condition, in addition, different according to control time slot and communication time slot can also be distinguished control time slot and communication time slot.CI, 4bits, channel indications.SA, 16bits, low speed is in conjunction with control channel.I, 160bits, the information content.CRC, 16bits, cyclic redundancy check (CRC).GT, 16bits, guard time is used to prevent that the adjacent time-slots data are overlapping, get 16 " 0 " under the synchronously relatively poor situation, be 41.7us perdurabgility.
As shown in Figure 3, be the three layer link structure figure of PHS data system of the present invention when seven communication time slots of binding.In first channel time slot (1
StTCH) comprise physical layer, link layer and network layer (Layer1, Layer2, Layer3) in three layers of link structure, second to the 7th channel time slot (2
NdTCH ... 7
ThTCH) only comprise physical layer in three layers of link structure, reach the wireless radio frequency transmissions administrative section (RT) in the network layer, do not have link layer; Wherein, in the network layer, CC refers to call out control, and MM refers to mobile management, and RT refers to the wireless radio frequency transmissions management, and Protocol discriminator is a protocol discriminator, and link layer reaches the function of sending control again in order to finish addressing.
In addition, comprise physical layer, link layer and network layer in three layers of link structure of the 8th channel time slot.
Below the communication process between PHS data terminal and the PHS data basestation is specifically described:
As shown in Figure 4, be the agreement flow chart of individual portable telephone system data terminal during as caller.On control channel CCH, the PHS data basestation is delivered to each PHS system data terminal to system parameters by broadcast mechanism, and taking time slot is first to the 7th time slot.After the PHS system terminal start, at first carry out frame synchronization, find superframe after, just begin the receiving system parameter (system parameters is divided into global parameter and local parameter, global parameter in paging zone effectively, local parameter in base station area effectively.Global parameter is mainly by superframe structure, and structure is gone in paging, and up LCCH regularly, country code and system type etc., local parameter be mainly by broadcast state, the link channel type, protocol type, other protocol type, flow management information, message status, broadcast reception guide etc.), send location registration request by the 8th time slot to the PHS data basestation then, after registration was finished, the PHS data terminal was just waited on control channel CCH.
When PHS data terminal master exhales, at first on the CCH frequency, initiate request for building link with the 8th time slot to the PHS data basestation, the PHS data basestation responds this request, on the CCH frequency, to PHS data terminal distribute links channel, i.e. first to the 7th channel time slot of PHS data basestation binding is as downlink traffic channel with first time slot, and the 8th channel time slot is as reverse link traffic channel; And then according to the assignment of PHS data basestation, PHS data basestation and PHS data terminal all are locked on the frequency of Traffic Channel TCH, and then, the PHS data basestation in first time slot, PHS data terminal at the 8th time slot, on carrying out/foundation of downlink traffic channel link.On between PHS data basestation and the PHS data terminal/process of setting up of downlink traffic channel link is:
The first step: the individual portable telephone system data terminal sends link channel to the individual portable telephone system data base station and sets up request;
Second step: the individual portable telephone system data base station sends the link channel assignment information to the individual portable telephone system data terminal;
The 3rd step: individual portable telephone system data base station and terminal send Synchronization Burst mutually;
The 4th step: the individual portable telephone system data terminal sends to the individual portable telephone system data base station Asynchronous Balanced Mode information is set, and unnumbered response message is returned in the individual portable telephone system data base station;
The 5th step: the individual portable telephone system data terminal sends management level additional channel solicited message to the individual portable telephone system data base station, and management level additional channel assignment information is returned in the individual portable telephone system data base station;
The 6th step: individual portable telephone system data base station/terminal receives wait;
The 7th step: the individual portable telephone system data terminal is set up information to the control of individual portable telephone system data base stations transmit call, and call control process information is returned in the individual portable telephone system data base station;
The 8th step: the individual portable telephone system data terminal sends the KI configuration information to the individual portable telephone system data base station, authentication request information is returned in the individual portable telephone system data base station, and the individual portable telephone system data terminal sends Authentication Response information more afterwards;
The 9th step: the individual portable telephone system data base station sends to the individual portable telephone system data terminal and discharges link layer information, and the individual portable telephone system data terminal is returned unnumbered response message;
The tenth step: the individual portable telephone system data base station sends ringing information and Traffic Channel link information to the individual portable telephone system data terminal.
Through after ten above steps, the time slot link of binding has just been set up, and then the PHS data basestation just can send data message downwards at first to the 7th time slot, and the PHS data terminal also can upwards send data message at the 8th time slot simultaneously.
Because the PHS data system only is used for transmitting data service, the PHS data terminal is fewer as called situation, only is used for the PHS data basestation and sends SMS message or send other notice class message to the PHS data terminal.Its agreement flow process is with reference to agreement STD-28 V4.0, difference is: in the process of link establishment, upward signal absorb the 8th time slot, downstream signal absorb first time slot, idiographic flow is referring to Fig. 5, the process of this link establishment and PHS data terminal during as caller to set up process similar, just repeated no more here.
Claims (7)
1, a kind of method of individual portable telephone system data communication is characterized in that, may further comprise the steps:
101, the individual portable telephone system data terminal is sent communication request by control channel to the individual portable telephone system data base station of network side, the described communication request of individual portable telephone system data base station in response, the industry of going forward side by side affair channel allocation, bundle at least five channel time slots as downlink traffic channel, all the other at least one channel time slots are as reverse link traffic channel;
102, individual portable telephone system data terminal and individual portable telephone system data base station reverse link traffic channel and the downlink traffic channel passing through respectively to be distributed carried out data communication mutually.
2, the method for a kind of individual portable telephone system data communication according to claim 1 is characterized in that, also comprises before the step 101:
201, the individual portable telephone system data base station is delivered to the individual portable telephone system data terminal to system parameters by broadcast mechanism;
202, the individual portable telephone system data terminal is at first carried out frame synchronization, promptly receives described system parameters after finding superframe, and sends location registration request to the individual portable telephone system data base station;
203, after Location Registration was finished, the individual portable telephone system data terminal was waited on control channel.
3, the method for a kind of individual portable telephone system data communication according to claim 1, it is characterized in that, further comprise in the step 101: individual portable telephone system data base station binding first to the 7th channel time slot as downlink traffic channel, the 8th channel time slot is as reverse link traffic channel.
4, the method for a kind of individual portable telephone system data communication according to claim 3, it is characterized in that: comprise physical layer, link layer and network layer in three layers of link structure of a channel time slot in described first to the 7th channel time slot, only comprise in three layers of link structure of all the other six channel time slots physical layer, and network layer in the wireless radio frequency transmissions administrative section; Comprise physical layer, link layer and network layer in three layers of link structure of the 8th channel time slot.
5, the method for a kind of individual portable telephone system data communication according to claim 3, it is characterized in that, further comprise in the step 101: described individual portable telephone system data terminal is on the control channel frequency, initiates communication request with the 8th time slot to the individual portable telephone system data base station; Described individual portable telephone system data base station is on the control channel frequency, with first time slot to individual portable telephone system data terminal distribution Traffic Channel.
6, the method for a kind of individual portable telephone system data communication according to claim 5, it is characterized in that, in the step 101 after the distribution of finishing Traffic Channel, also comprise: individual portable telephone system data base station and terminal all are locked on the Traffic Channel frequency of individual portable telephone system data base station assigned, the individual portable telephone system data base station in first time slot, individual portable telephone system data terminal at the 8th time slot, on carrying out/foundation of downlink traffic channel link.
7, the method for a kind of individual portable telephone system data communication according to claim 6 is characterized in that, described on/foundation of downlink traffic channel link may further comprise the steps:
701, individual portable telephone system data base station and terminal send Synchronization Burst mutually;
702, the individual portable telephone system data terminal sends to the individual portable telephone system data base station Asynchronous Balanced Mode information is set, and unnumbered response message is returned in the individual portable telephone system data base station;
703, the individual portable telephone system data terminal sends management level additional channel solicited message to the individual portable telephone system data base station, and management level additional channel assignment information is returned in the individual portable telephone system data base station;
704, individual portable telephone system data base station/terminal receives wait;
705, the individual portable telephone system data terminal is set up information to the control of individual portable telephone system data base stations transmit call, and call control process information is returned in the individual portable telephone system data base station;
706, the individual portable telephone system data terminal sends the KI configuration information to the individual portable telephone system data base station, authentication request information is returned in the individual portable telephone system data base station, and the individual portable telephone system data terminal sends Authentication Response information more afterwards;
707, the individual portable telephone system data base station sends to the individual portable telephone system data terminal and discharges link layer information, and the individual portable telephone system data terminal is returned unnumbered response message;
708, the individual portable telephone system data base station sends ringing information and Traffic Channel link information to the individual portable telephone system data terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100339834A CN1859781A (en) | 2006-02-23 | 2006-02-23 | Individual portable telephone system data communication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100339834A CN1859781A (en) | 2006-02-23 | 2006-02-23 | Individual portable telephone system data communication method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1859781A true CN1859781A (en) | 2006-11-08 |
Family
ID=37298631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100339834A Pending CN1859781A (en) | 2006-02-23 | 2006-02-23 | Individual portable telephone system data communication method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1859781A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469611A (en) * | 2010-11-17 | 2012-05-23 | 中兴通讯股份有限公司 | Method for reporting carrier aggregation capability of terminal, system and terminal |
-
2006
- 2006-02-23 CN CNA2006100339834A patent/CN1859781A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469611A (en) * | 2010-11-17 | 2012-05-23 | 中兴通讯股份有限公司 | Method for reporting carrier aggregation capability of terminal, system and terminal |
| WO2012065423A1 (en) * | 2010-11-17 | 2012-05-24 | 中兴通讯股份有限公司 | Method, system for reporting carrier aggregation ability of a terminal, and terminal |
| CN102469611B (en) * | 2010-11-17 | 2016-03-30 | 中兴通讯股份有限公司 | A kind of method of reporting carrier aggregation capability of terminal, system and terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1085013C (en) | System for transmitting packet data in digital ceilular time division multiple access (TDMA) air interface | |
| CA2853156C (en) | Improved frame structure for a communication system using adaptive modulation | |
| CN1104799C (en) | Method and device for handling data in certain layers according to certain protocols in mobile communications system | |
| CA2710517C (en) | System and method modulation scheme changes | |
| CN101682399A (en) | Radio resource allocation and data transmission in packet based mobile communication system | |
| GB2305081A (en) | Reducing messaging in a TDMA communications system | |
| US20120044892A1 (en) | Processing Method for Group Resource Allocation | |
| CN102246575A (en) | Apparatus and method for dynamic communication resource allocation for device-to-device communications in a wireless communication system | |
| CN1393086A (en) | Radio communication system | |
| CN102629892A (en) | Superposition coding in a wireless communication system | |
| CN102684861A (en) | Orthogonal frequency division multiple access wireless packet system and base station thereof, mobile equipment and communication method. | |
| WO2009154341A1 (en) | Method for signaling of resource allocation to adjust granularity in cellular multi-carrier system | |
| CN101048988A (en) | Scheduling data transmissions in a wireless communications network | |
| WO2007117757A2 (en) | Scheduling in wireless communication systems | |
| CN1429459A (en) | Method and apparatus for multiplexing plurality of data connections onto one temporary block flow | |
| CN1893344A (en) | Multi-carrier-wave communication system TSO time-slot resource distribution method and grouped data transmission method | |
| CN101199186A (en) | Multicarrier CDMA system | |
| EP1327315A2 (en) | Systems and methods for wirelessly communicating time division multiple access (tdma) data using adaptive multiplexing and coding | |
| CN101064559A (en) | Resource distribution method and system | |
| CN1497881A (en) | Data transmission method fortime-division duplex mobile communication system | |
| CN100563376C (en) | The method and apparatus of transmitting data service and speech business in GSM | |
| CN101437291B (en) | Data transmission method capable of reducing system control overhead | |
| CN101043307A (en) | Method and apparatus for de-activating hybrid automatic repeat request process in a wireless communications system | |
| CN101938726A (en) | Uplink signaling transmission method and uplink resource allocation method | |
| CN1293781C (en) | Method for allocating channels in radio communication system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20061108 |