CN1136710C - Radio network data transmitting device and method - Google Patents
Radio network data transmitting device and method Download PDFInfo
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- CN1136710C CN1136710C CNB011263091A CN01126309A CN1136710C CN 1136710 C CN1136710 C CN 1136710C CN B011263091 A CNB011263091 A CN B011263091A CN 01126309 A CN01126309 A CN 01126309A CN 1136710 C CN1136710 C CN 1136710C
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Abstract
The present invention provides a radio network data transmitting device which is connected with a data network signal and is matched with at least one electronic device. The present invention comprises a receiving mould set, a Bluetooth mould set, a processing mould set and a modulating mould set, wherein the receiving mould set is used for receiving a first kind of data and a second kind of data from a data network; the Bluetooth mould set is used for establishing wireless signal connection with the electronic device according to a Bluetooth protocol for transmitting the first kind of data; the processing mould set is used for decoding the second kind of data for generating a decoded datum; the modulating mould set is used for modulating the decoded datum for transmitting the decoded datum to a demodulating mould set.
Description
Technical field
The present invention relates to a kind of apparatus and method that transmit data, relate in particular to a kind of data transmission device and method of on wireless network, different types of data being transmitted respectively by different way.
Background technology
Along with the progress of network technology, it has been considerably frequent that people utilize network to carry out Activities.For example, via downloading music through network archives (as MP3), dial network telephone or browsing page etc.
In the past, in LAN, the multiple computers ways of connecting needed the configuration network line that multiple computers is connected to each other.This kind cable network not only has wiring and the difficulty of keeping in repair, and also can't reach the function of mobility online.Recently, because the development of wireless network, developed and many infinite network technology with optical transmission or radio wave transmissions.Bluetooth technology (bluetooth) with radio wave transmissions, it is a kind of interface of short range wireless transmission, the scope of using is about 10 meters, be to use the same identical 2.4GHZ frequency band with IEEE802.11, the speed of transmission data is approximately 720Kbps (annotate: 1Mbps is symbol rate, the about 720Kbps of data rate).
As shown in Figure 1, known bluetooth taker (bluetooth-access point) 1 one ends are to connect with grid line to go up the Internet 80, and other end while signal connection wirelessly various electronic, as computer 3, printer 4, PDA (personal digital assistance, personal digital assistant device) 5 etc., with the wireless LAN (Wireless LAN) of construction one.
Yet, at present because the restriction of bluetooth frequency range and transmission speed, if the user desires to be connected to the bluetooth taker with a computer wireless signal that possesses the bluetooth module and surfs the Net, and think to listen at one time online musics such as MP3, data download and browsing page again, then tend to cause transmitting the phenomenon of traffic congestion, and music is dialled the quality of putting and also can be affected.For example, if the bluetooth taker is to be connected to the Internet with ADSL, because the downlink transfer speed of ADSL is about 1.5Mbps to 8Mbps, 720Kbps greater than bluetooth, so when the user desired a large amount of transmission and comprises multiple archives such as MP3 archives and general data archives, this part will produce bottleneck in the wireless transmission of bluetooth.
In addition, when bluetooth taker signal is the less electronic equipment of connected storage, during as PDA etc., listens to online music and be easy to cause the excessive situation of electronic equipment load while want to surf the Net.At first, MP3 archives itself just account for storage space very much, so the electronic equipment of limited memory often needs the more expensive storage expansion card of external price to store the MP3 archives.Moreover, if possessing, electronic equipment do not dial the special hardware of putting MP3, then MP3 decoding work is needed to be undertaken by the CPU among the PDA, so will occupy the most CPU operating time.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind of radio network data transmitting device and method, it is to set up to be connected with the wireless signal of electric room, can allow the user surf the Net when listening to online music and carry out simultaneously, can not influence the speed of transfer of data, dial the quality of putting with online music.
Another object of the present invention provides a kind of radio network data transmitting device and method, and it is to set up to be connected with the wireless signal of electric room, can make the less electronic installation of memory also can reach online simultaneously and the function of listening to online music simultaneously.
For reaching above-mentioned purpose, the invention provides a kind of radio network data transmitting device, it is to be connected with a data network signal, and cooperates with at least one electronic equipment, and comprises a reception module, a bluetooth module, a processing module and a modulation module.Receive module and receive primary sources and secondary sources from data network, wherein, secondary sources are online music archives or voice data packet.The bluetooth module according to bluetooth agreement (Bluetooth protocol) set up with electronic equipment between wireless signal is connected, with the transmission primary sources.Handle module secondary sources are decoded, to produce decoding back data.The modulation module is modulated these decoding back data, to be sent to a rectification module.
The present invention also provides a kind of wireless network data transmission method, is applied to comprise following steps in the data network: receive primary sources and secondary sources from data network, wherein, secondary sources are online music archives or voice data packet; According to bluetooth agreement set up with at least one electronic equipment between wireless signal be connected, to transmit this primary sources; Secondary sources are decoded, to produce decoding back data; And data are modulated after will decoding, to be sent to a rectification module.
By radio network data transmitting device of the present invention and method thereof, it is that the online music archives are handled, so that it can be sent to an electronic installation in the mode of radio wave, and do not take the frequency range of Bluetooth transmission, can allow the user surf the Net when listening to online music and carry out simultaneously, can not influence the speed of transfer of data, dial the quality of putting with online music.
By radio network data transmitting device of the present invention and method thereof, it is that the online music archives are handled, so that it can be sent to an electronic installation in the mode of radio wave, and do not take memory span, can make the less electronic installation of memory reach online simultaneously and the function of listening to online music simultaneously.
Description of drawings
Fig. 1 is a schematic diagram, shows the situation that known bluetooth taker is connected with multiple electronic installation signal.
Fig. 2 is a schematic diagram, shows the framework according to the radio network data transmitting device of preferred embodiment of the present invention.
Fig. 3 is a flow chart, and demonstration is according to the flow process of the method for the wireless network data transmission of preferred embodiment of the present invention.
Embodiment
Hereinafter with reference to relevant attached formula, the radio network data transmitting device according to preferred embodiment of the present invention is described, wherein components identical will be illustrated with identical reference marks.
Please refer to Fig. 2, in the present embodiment, radio network data transmitting device 2 is to be connected with a data network such as the Internet 80 signals, and cooperate, and comprised that mainly a TCP/IP module 21, a RF module 22, a bluetooth module 23, handle a module 24 and a modulation module 25 with electronic equipment 50.TCP/IP module 21 is to carry out package according to TCP/IP agreement and data network 80 to transmit wiredly, and receives the package of primary sources and the package of secondary sources from data network 80.
In the present embodiment, electronic equipment 50 has comprised a bluetooth module 51, a RF module 52, a rectification module 53 and loudspeaker 54 at least.The function of each module will be in aftermentioned.
In the present embodiment, primary sources are data packet (data packet), and secondary sources are the online music archives, for example File Formats such as MP3, RA, WMA and ASF.MP3 is by the music compression technology, voice data is compressed, significantly to reduce the time of network download.In addition, RA shelves and ASF archives possess the crossfire function, can allow the user needn't wait whole archives and download fully and can also listen to music.
In the present embodiment, bluetooth module 23 according to bluetooth agreement (Bluetooth protocol) set up with bluetooth module 51 between wireless signal be connected, with the transmission data packet.Bluetooth module 23 and 51 can adopt the bluetooth wafer set.Generally according to the combination of its hardware structure, the bluetooth wafer set can be divided into two parts, and one is analog radio frequency radio part, and another then is the digital processing part.The analog radio frequency radio portion is drawn together receiving terminal and transmitting terminal, can amplify (LNA), intermediate-frequency filter (IFFilter), simulation and digital quantizer (A/D and D/A), Gauss's modulator (GaussianModulator), phase-locked loop (PLL), frequency synthesizer (Frequency Synthesizer) haply by low noise, reaching voltage-controlled oscillator (VCO) or the like forms, its major function is the lifting frequency for reception and emission high-frequency signals, radio frequency and baseband signal, and modulation and demodulation system signal.
In addition, then including fundamental frequency controller, microprocessor and memory in the digital processing part, mainly is to carry out the specification of blue-tooth device and the keyholed back plate of signal.The fundamental frequency controller is responsible for the processing of coding and scrambled, frequency hopping and the package of signal; Microprocessor mostly uses the processor of 16 bit reduced instruction set computers at present; Memory is generally flash memory (Flash Memory), static RAM (SRAM) or read-only memory (ROM), it is in order to store a plurality of software module, LM (Link Manager) module for example, L2CAP (Logical Link Control and Adaptation Protocol) module etc., wherein, the LM module is responsible for the setting that fundamental frequency links, discharge and management, the L2CAP module then is responsible for data packet, cutting and assembling (Segmentation and Reassembly), the communications protocol multiplex (MUX) handles (Multiplexing), and service quality functions such as (Quality of service).
In the present embodiment, handling module 24 is a MP3 decoding device (MP3 decoder), and it is decoded to these online music archives, to produce decoding back data.MP3 decoding device system separates PCM (pulse code modulation, the pulse code modulated) audio frequency of the standard of being pressed into the MP3 archives.PCM ties up in the signal by the method for the amplitude that changes pulse with the coding signal, in several predefined numerical value, makes signal form discontinuous person (or non-mimic) amplitude of pulse.
In the present embodiment, modulation module 25 data afterwards of will decode, promptly above-mentioned pcm audio is modulated, so that it is sent to rectification module 53 on the electronic installation 50 via RF module 22.Electronic installation 50 can receive the pcm audio signal that is sent by RF module 52, and via after rectification module 53 rectification, puts the music on 54 groups on loudspeaker.
The person of noting, this rectification module can be arranged in above-mentioned and the electronic installation that Bluetooth Receiver cooperates, or is arranged in another electronic installation.For example, rectification module 53 can be arranged at another music and dial and put in the device 50 ', and so, the user can be simultaneously dial with this another music and put device 50 ' and listen the MP3 music when utilizing electronic installation 50 via radio network data transmitting device 2 receiving network datas.
Below explanation is according to the wireless network data transmission method of preferred embodiment of the present invention.
Please refer to Fig. 3, the method that transmits network data with radio wave at first in step 41, is carried out package according to TCP/IP agreement and data network wiredly and is transmitted.For example, radio network data transmitting device can be connected with the Internet signal via ADSL or ISDN etc.
Then, in step 42, receive primary sources and secondary sources from data network.In the present embodiment, primary sources are data packet, and secondary sources are the package of MP3 archives.Radio network data transmitting device can be according to the ToS in the package gauge outfit (type of service) field, and the content of differentiating package is general data (data) or voice data (audio), that is, and and the data of MP3 archives.
Then, in step 43, according to bluetooth agreement (Bluetooth protocol) set up with at least one electronic equipment 50 between wireless signal be connected, transmitting this primary sources, that is data packet.Step 44 is item to secondary sources, and promptly the MP3 archives are decoded, and to produce decoding back data, for example with a MP3 decoding device MP3 archives is decoded, to produce the pcm audio of standard.
In step 45, the modulation module can be modulated pcm audio, so as via RF with its wireless rectification module that is sent to, the MP3 music can be dialled by electronic installation or another music puts device and dial and release.
According to the radio network data transmitting device and the method thereof of preferred embodiment of the present invention, can make data be divided into two classes by network download, one be data archival another be music archive.Technology by with music archive decoding and modulation can make music archive be sent to a tool rectification function by radio wave.Therefore, by radio network data transmitting device of the present invention, it is that online music is handled, so that it can transmit in the mode of radio wave, and do not take the frequency range of Bluetooth transmission, can allow the user surf the Net when listening to online music and carry out simultaneously, can not influence the speed of transfer of data, with the quality of online music.
In addition, radio network data transmitting device and method thereof according to preferred embodiment of the present invention, it is that online music is handled, so that it can be sent to electronic installation in the mode of radio wave, and do not take memory span, can make CPU speed also can reach online simultaneously and the function of listening to online music simultaneously than slow and the less electronic installation of memory span.
Anyly be familiar with this operator and all can carry out the modification of equivalence according to embodiments of the invention, and do not break away from its spirit and category above-mentioned.Therefore, the above only is an illustrative, but not is restricted person.Any its spirit that do not break away from, all should be included in the appended claim scope its equivalent modifications of carrying out or change with category.
Claims (8)
1, a kind of radio network data transmitting device is to be connected with a data network signal, and cooperates with at least one electronic equipment, comprises:
One receives module, and it receives primary sources and secondary sources from this data network, and this reception module is transmission control protocol/Internet protocol module, and this first kind signal is a data packet, and these secondary sources are the online music archives;
One bluetooth module, according to bluetooth agreement set up with this electronic equipment between wireless signal be connected, to transmit this primary sources;
One handles module, these secondary sources is decoded, to produce decoding back data; And
One modulation module, its back data of should decoding are modulated;
The radio frequency module carries out wireless transmission with data after the decoding of this modulation module.
2, radio network data transmitting device as claimed in claim 1 is characterized in that, these online music archives are MP3 archives.
3, radio network data transmitting device as claimed in claim 1 is characterized in that, this processing module is an online music decoding module.
4, radio network data transmitting device as claimed in claim 3 is characterized in that, this online music decoding module is a MP3 decoding module.
5, radio network data transmitting device as claimed in claim 1 is characterized in that, this data network is the Internet.
6, a kind of method of wireless network data transmission, according to transmission control protocol/Internet protocol, radio network data transmitting device and data network carry out package wiredly and transmit, and the method includes the steps of:
This radio network data transmitting device receives primary sources and secondary sources from this data network, and this first kind signal is a data packet, and these secondary sources are the online music archives;
Set up this radio network data transmitting device according to bluetooth agreement and be connected, to transmit this primary sources with wireless signal between at least one electronic equipment;
These secondary sources are decoded, to produce decoding back data; And
The back data of should decoding were modulated, with its wireless rectification module that is sent to.
7, the method for wireless network data transmission as claimed in claim 6 is characterized in that these online music archives are MP3 archives.
8, the method for wireless network data transmission as claimed in claim 6 is characterized in that this data network is the Internet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011263091A CN1136710C (en) | 2001-07-20 | 2001-07-20 | Radio network data transmitting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011263091A CN1136710C (en) | 2001-07-20 | 2001-07-20 | Radio network data transmitting device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1399457A CN1399457A (en) | 2003-02-26 |
| CN1136710C true CN1136710C (en) | 2004-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011263091A Expired - Fee Related CN1136710C (en) | 2001-07-20 | 2001-07-20 | Radio network data transmitting device and method |
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| Country | Link |
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| CN (1) | CN1136710C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8121099B2 (en) | 2006-06-04 | 2012-02-21 | Asustek Computer Inc. | Voice over internet protocol system and related wireless local area network device |
| TWI517614B (en) * | 2013-05-24 | 2016-01-11 | 凌通科技股份有限公司 | Bluetooth data/control message transmission module, interaction system and method thereof |
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2001
- 2001-07-20 CN CNB011263091A patent/CN1136710C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1399457A (en) | 2003-02-26 |
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Owner name: YINGHUADA(NAN JING) TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: YINGYEDA GROUP(NANJING) ELECTRONIC TECHNOLOGY CO.,LTD Effective date: 20041112 |
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Effective date of registration: 20041112 Address after: 210000 Pai Road, Jiangning economic and Technological Development Zone, Nanjing, Jiangsu Patentee after: Inventec (Nanjing) Technology Co., Ltd. Address before: Nanjing City, Jiangsu province 210006 Crane Street No. 100 Patentee before: Inventec Group (Nanjing) Electronic Technology Co., Ltd. |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040128 Termination date: 20130720 |