CN102448052A - Multi-service mixed signal transmission method, device and system - Google Patents

Multi-service mixed signal transmission method, device and system Download PDF

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CN102448052A
CN102448052A CN2011104016503A CN201110401650A CN102448052A CN 102448052 A CN102448052 A CN 102448052A CN 2011104016503 A CN2011104016503 A CN 2011104016503A CN 201110401650 A CN201110401650 A CN 201110401650A CN 102448052 A CN102448052 A CN 102448052A
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signal
ethernet
frame
digital baseband
data service
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CN102448052B (en
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李鹏程
冯文龙
辛旭升
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Comba Network Systems Co Ltd
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Comba Telecom Systems China Ltd
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Abstract

The invention discloses a multi-service mixed signal transmission method, a multi-service mixed signal transmission device and a multi-service mixed signal transmission system. The multi-service mixed signal transmission method comprises the following steps that: near-end equipment receives at least one path of radio frequency signals with the same standard or different standards, which are sent by a base station, and receives Ethernet data service signals sent by Ethernet equipment; at least one path of received radio frequency signals with the same standard or different standards are converted into digital base band signals; merging treatment are carried out on the digital base band signals obtained by conversion and the received Ethernet data service signals to form a transmission signal loaded on the basis of an Ethernet frame structure; and the formed transmission signal is transmitted to far-end equipment through a transmitting medium which is positioned between the near-end equipment and the far-end equipment and can be used for transmitting the Ethernet data service signals. By using the multi-service mixed signal transmission method disclosed by the embodiment of the invention, the remote transmission of a multi-service mixed data signal comprising a mobile communication signal in an indoor covering system can be realized and the covering range is enlarged.

Description

Multi-service mixed signal transmission method, Apparatus and system
Technical field
The present invention relates to digital signal processing technique field, especially relate to a kind of multi-service mixed signal transmission method, Apparatus and system.
Background technology
Fast development along with mobile communication technology; GSM is also from second generation GSM (2G; 2nd Generation Mobile Communications) carries out the transition to 3-G (Generation Three mobile communication system) (3G; 3rd Generation Mobile Communications), and progressively to the 4th third-generation mobile communication system (4G, 4th Generation Mobile Communications)) evolution.In the outdoor area of big and medium-sized cities, mobile communication signal can be accomplished seamless covering basically, but there is coverage hole in mobile communication signal in indoor covering.In order to increase network capacity, to improve network quality, the network signal that increases GSM is built the emphasis that indoor covering system becomes the network optimization in indoor coverage.
In the method for building indoor covering system, adopt the repeater as relaying usually, the signal of communication in the GSM is zoomed out the back transmission.As shown in Figure 1, adopt the indoor covering system of repeater as relaying, comprise at least one proximal device and at least one remote equipment.Proximal device carries out the conversion of analog signal to digital signal with the signal of communication in the GSM that receives; And the digital signal after the conversion zoomed out through transmission medium be transferred to remote equipment; The digital signal that remote equipment transmits the proximal device that receives; According to proximal device the inverse process of the mobile communication signal that receives is handled, the mobile communication signal after handling is sent, increase the purpose of mobile communication signal in indoor coverage thereby reach.
But in indoor covering system, include the data-signal that multiple business mixes, for example, the mobile communication signal of different systems and broadband ethernet data-signal etc.In the indoor covering system of above-mentioned available technology adopting repeater as relaying; Only can the mobile communication signal that proximal device receives be zoomed out and be transferred to remote equipment; Send then; Realize that mobile communication signal increases in indoor coverage, but can't the business datum of other except that mobile communication signal signal in the indoor covering system be zoomed out transmission, increase coverage.
Summary of the invention
The embodiment of the invention provides a kind of multi-service mixed signal transmission method, Apparatus and system, can realize the multiple business blended data signal that comprises mobile communication signal in the indoor covering system is zoomed out transmission, increases coverage.
The embodiment of the invention proposes a kind of multi-service mixed signal transmission method, comprising: proximal device receives the identical standard at least one road of base station transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet device sends; And the identical standard at least one road that will receive or the radiofrequency signal of different systems are transformed into digital baseband signal; Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing; With the transmission signals that forms through the some transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment to remote equipment.
A kind of multi-service mixed signal transmission method comprises: proximal device receives remote equipment through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission; And the transmission signals that receives carried out dissection process, obtain the digital baseband signal and the Ethernet data service signal that wherein carry; The digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; The identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to the base station respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet device.
A kind of multi-service mixed signal transmission method comprises: remote equipment receives the transmission signals based on the ethernet frame structural bearing through the some transmission medium that can transmit the Ethernet data service signal; And the transmission signals that receives carried out dissection process, obtain the digital baseband signal and the Ethernet data service signal that wherein carry; The digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; The identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to rf terminal respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet terminal.
A kind of multi-service mixed signal transmission method comprises: the identical standard at least one road that send at remote equipment received RF terminal or the radiofrequency signal of different systems, and receive the Ethernet data service signal that ethernet terminal sends; And the identical standard at least one road that will receive or the radiofrequency signal of different systems are transformed into digital baseband signal; Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing; The transmission signals that forms is transmitted through the transmission medium that can transmit the Ethernet data service signal.
A kind of multi-service mixed signal transmission method comprises: receive the digital baseband signal after proximal device sends radiofrequency signal is handled, and receive the Ethernet data service signal that ethernet device sends; And, form transmission signals based on the ethernet frame structural bearing with digital baseband signal that receives and Ethernet data service signal merging processing; With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to remote equipment.
A kind of multi-service mixed signal transmission method comprises: the transmission signals based on the ethernet frame structural bearing that receives the some transmission medium of remote equipment through can transmitting the Ethernet data service signal; Transmission signals to receiving carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; The digital baseband signal that obtains is transferred to proximal device, and carrying sends to ethernet device based on ethernet frame format with the Ethernet data service signal that obtains.
The embodiment of the invention proposes a kind of multi-service mixed signal transmitting device, comprising: signal transmission unit is used to receive the identical standard at least one road of base station transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet device sends; Signal conversion unit, the identical standard at least one road that is used for signal transmission unit is received or the radiofrequency signal of different systems are transformed into digital baseband signal; Signal processing unit is used for the digital baseband signal that the signal conversion unit conversion is obtained and merges processing with the Ethernet data service signal that receives, and forms the transmission signals based on the ethernet frame structural bearing; Said signal transmission unit, the transmission signals that also is used for signal processing unit is formed through the some transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment to remote equipment.
A kind of multi-service mixed signal transmitting device; Comprise: signal transmission unit; Be used to receive remote equipment through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission; Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; Signal conversion unit is used for the digital baseband signal that signal processing unit obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; Said signal transmission unit; The identical standard at least one road that also is used for the signal conversion unit conversion is obtained or the radiofrequency signal of different systems send to the base station respectively, and the Ethernet data service signal that signal processing unit obtains carried based on ethernet frame format send to ethernet device.
A kind of multi-service mixed signal transmitting device comprises:
Signal transmission unit is used to receive the transmission signals based on the ethernet frame structural bearing through the some transmission medium that can transmit the Ethernet data service signal; Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; Signal conversion unit is used for the digital baseband signal that signal processing unit obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; Said signal transmission unit; The identical standard at least one road that also is used for the signal conversion unit conversion is obtained or the radiofrequency signal of different systems send to rf terminal respectively, and the Ethernet data service signal that signal processing unit is obtained sends to ethernet terminal.
A kind of multi-service mixed signal transmitting device comprises: signal transmission unit is used for the identical standard at least one road of received RF terminal transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet terminal sends; Signal conversion unit, the identical standard at least one road that is used for signal transmission unit is received or the radiofrequency signal of different systems are transformed into digital baseband signal; Signal processing unit, the Ethernet data service signal that digital baseband signal that is used for the signal conversion unit conversion is obtained and signal transmission unit receive merge to be handled, and forms the transmission signals based on the ethernet frame structural bearing; Said signal transmission unit also is used for the transmission signals that signal processing unit forms is transmitted through the transmission medium that can transmit the Ethernet data service signal.
A kind of multi-service mixed signal transmitting device comprises: signal transmission unit is used to receive the digital baseband signal after proximal device sends radiofrequency signal is handled, and receives the Ethernet data service signal that ethernet device sends; Signal processing unit, the digital baseband signal and the Ethernet data service signal that are used for signal transmission unit is received merge processing, form the transmission signals based on the ethernet frame structural bearing; Said signal transmission unit, the transmission signals that also is used for signal processing unit the is formed some transmission medium through can transmitting the Ethernet data service signal is to remote equipment.
A kind of multi-service mixed signal transmitting device comprises: signal transmission unit is used to receive the transmission signals based on the ethernet frame structural bearing of the some transmission medium of remote equipment through can transmitting the Ethernet data service signal; Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; Said signal transmission unit also is used for the digital baseband signal that signal processing unit obtains is transferred to proximal device, and the Ethernet data service signal that signal processing unit obtains carried based on ethernet frame format sends to ethernet device.
The multi-service mixed signal that the embodiment of the invention constitutes through radio frequency signal that proximal device or newly-increased expansion equipment are received and Ethernet data service signal; Merge and handle the transmission signals that forms based on the ethernet frame structural bearing; With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to remote equipment; Remote equipment is handled the inverse process of the mixed signal that receives according to proximal device; The transmission signals that receives is processed into radiofrequency signal and Ethernet data service signal; Signal after will handling then sends respectively, is increasing radiofrequency signal in indoor coverage, the purpose that also Ethernet data service signal relaying is zoomed out thereby reach.The multi-service mixed signal transmission method and the device that use the embodiment of the invention to propose; Can realize the mix of traffic signal of mobile communication signal that comprises in the indoor covering system and Ethernet data service signal is zoomed out transmission; Not influencing the coverage that increases mobile communication signal when the consumer wideband data service is experienced, can reduce the engineering cost of building indoor covering system preferably.
Description of drawings
Fig. 1 is in the prior art, and the structure of repeater is formed sketch map;
Fig. 2 is in the embodiment of the invention one, the system architecture diagram of the multi-service mixed signal transmission system under the hub-and-spoke network topology structure of proposition;
Fig. 3 is in the embodiment of the invention one, the standard ethernet frame structural representation of proposition;
Fig. 4 is in the embodiment of the invention one, the ethernet frame structural representation that proposition the digital baseband signal that obtains and Ethernet data service signal are carried out forms after the encapsulation process;
Fig. 5 is in the embodiment of the invention two, the multi-service mixed signal transmission method flow chart of proposition;
Fig. 6 is in the embodiment of the invention two, and the structure of the proximal device of proposition is formed sketch map;
Fig. 7 is in the embodiment of the invention two, and the structure of the remote equipment of proposition is formed sketch map;
Fig. 8 is in the embodiment of the invention three, the system architecture diagram of the multi-service mixed signal transmission system under the tree network topological structure of proposition;
Fig. 9 is in the embodiment of the invention four, the multi-service mixed signal transmission method flow chart of proposition;
Figure 10 is four kinds of real name embodiment, the composition structural representation of the expansion equipment of proposition.
Embodiment
To exist in the prior art in adopting the indoor covering system of repeater as relaying; Can't the mobile communication signal in the indoor covering system and other business datum signals be bundled and zoom out transmission; Increase the problem of coverage; The embodiment of the invention proposes a kind of multi-service mixed signal transmission method and device; The multi-service mixed signal that constitutes through radio frequency signal that proximal device or newly-increased expansion equipment are received and Ethernet data service signal; Merge and handle the transmission signals that forms based on the ethernet frame structural bearing; To remote equipment, remote equipment is handled the inverse process of the mixed signal that receives according to proximal device, and the transmission signals that receives is processed into radiofrequency signal and Ethernet data service signal with the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal; Signal after will handling then sends respectively, thereby reaches the purpose that increases the mobile communication signal coverage when consumer wideband is experienced not influencing.The multi-service mixed signal transmission method and the device that use the embodiment of the invention to propose; Can realize the mix of traffic signal of mobile communication signal that comprises in the indoor covering system and Ethernet data service signal is zoomed out transmission; Increase the coverage of multi-service mixed signal, and can utilize existing transfer resource to save engineering cost preferably.
To combine each accompanying drawing at length to set forth below to the main realization principle of embodiment of the invention technical scheme, embodiment and to the beneficial effect that should be able to reach.
Embodiment one
As shown in Figure 2, in the embodiment of the invention one, the Organization Chart of the multi-service mixed signal transmission system of the hub-and-spoke network topology structure of proposition.Wherein the multi-service mixed signal transmitting device of the embodiment of the invention just can be realized based on this system architecture, and this system architecture comprises at least one proximal device and at least one remote equipment.
Based on this system architecture, in down link:
Proximal device receives the identical standard at least one road of similar and different base station transmission or the radiofrequency signal of different systems; And receive the Ethernet data service signal that ethernet device sends, and the identical standard at least one road that will receive or the radiofrequency signal of different systems are transformed into digital baseband signal; Then conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing; At last with the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to remote equipment.
Particularly; Proximal device can through operations such as frequency-selecting processing, convert the radiofrequency signal that receives into intermediate-freuqncy signal through to the identical standard at least one road that receives or the radiofrequency signal of different systems; Through analog to digital converter, the signal transformation that converts intermediate frequency into is become digital baseband signal again.And proximal device also carries out frame to the Ethernet service data-signal based on the ethernet frame structural bearing that receives and delimits processing, thereby obtains the wherein payload content signal of carrying.The digital baseband signal that at last conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
More particularly, the above-mentioned digital baseband signal that conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing, can but be not limited to adopt following manner to carry out:
To each multi-frame in the standard ethernet frame; Carry out: the bit of n1 position before in the first subframe that this multi-frame comprises, reserving; And in the last sub-frame of this multi-frame, reserve the bit of n2 position, back; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And in first subframe and last sub-frame the load-bearing territory outside the reserved bit position; The digital baseband signal that the encapsulation conversion obtains; And the load-bearing territory in other each subframes except that first and last sub-frame, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
A kind of more excellent implementation, as shown in Figure 3, can consider the ethernet frame structural representation that adopts for a kind of, in this ethernet frame structure, comprise a plurality of multi-frames, comprise 100 continuous subframes in each multi-frame.Wherein, Comprise 100 bits in each subframe; Preceding 2 bits of each subframe can but be not limited to the overhead-bits as transfer system information; Other 98 bits except preceding 2 overhead-bits are the load-bearing territories in the ethernet frame structure, are used for transmitting the payload content signal.Constitute by 100 continuous sub-frame by visible each multi-frame of Fig. 3; And each subframe is made up of 100 bits; Thereby just can constitute the gigabit ethernet frame of 10K transmission, can make full use of the transmission bandwidth of gigabit Ethernet, reach the bandwidth upper limit of gigabit Ethernet.For the digital baseband signal realizing conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing, to each multi-frame in the above-mentioned ethernet frame structure, can carry out following operation:
As shown in Figure 4,100 sub-frame that comprise in each multi-frame in the ethernet frame structure according to by 0 to 99 order label, are designated as the 0th work song frame, the 1st work song frame respectively ... The 99th work song frame.In the 0th work song frame, reserve preceding 10 bit; And in the 99th work song frame, reserve back 10 bits; With back 10 bits of reserving in preceding 2 bits in preceding 10 bits of reserving in the 0th work song frame and the 99th work song frame; Have 12 bits altogether, as the frame gap between the different multi-frames, promptly these 12 bits are the idle bit positions when transmission; The preamble information that back 8 bits of preceding 10 bits of in the 0th work song frame, reserving carry this multi-frame; In the 0th work song frame since the 11st bit and afterwards as the load-bearing territory; The digital baseband signal that the encapsulation conversion obtains; And the bit except that back 10 bits of reserving encapsulates the digital baseband signal that conversion obtains as the load-bearing territory in the 99th work song frame; In the load-bearing territory of the 1st work song frame to the 98 work song frames, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
Above-mentioned in to the ethernet frame structure in the processing procedure of each multi-frame; What adjust has only first subframe and the last sub-frame in each multi-frame; Take into account the easy property of understanding frame and the occupation rate in the load-bearing territory of transmission signals in frame structure, can save the processing resource and the maintainability of multi-service mixed signal transmission system in practical application of system preferably.When carrying out the signal transmission,, can confirm each service signal needed bit in the load-bearing territory according to the needed bandwidth of each service signal actual transmissions in the multi-service mixed signal if transmission bandwidth becomes the time marquis of bottleneck.For example; Can be through the bit in each subframe of adjustment; Again definition is adjusted each service signal needed bit in the load-bearing territory as the bit in the load-bearing territory of the bit of frame gap, the bit that carries preamble information and each subframe or the like.
At far-end, remote equipment receives the transmission signals based on the ethernet frame structural bearing through the some transmission medium that can transmit the Ethernet data service signal; And the transmission signals that receives carried out dissection process, obtain the digital baseband signal and the Ethernet data service signal that wherein carry; Then the digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; And the radiofrequency signal of identical standard at least one road that conversion is obtained or different systems sends to rf terminal respectively, and (rf terminal is the terminal equipment of supporting the radiofrequency signal transmission-receiving function; Comprise mobile phone, get online without being tethered to a cable this etc. equipment), and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet terminal (for example equipment such as PC) for surfing the Net through wired mode.
Particularly; Remote equipment can carry out the frame demarcation based on ethernet frame structural bearing transmission signals to what receive; Obtain the wherein payload content signal of carrying, in the payload content signal that obtains, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.Wherein, Remote equipment can be handled through the digital baseband signal that carries in the payload content signal that obtains is carried out digital to analog conversion; And the digital signal after the conversion carried out frequency-conversion processing; Obtain the radiofrequency signal of identical standard at least one road or different systems, then the radiofrequency signal that obtains is sent to rf terminal.And remote equipment also carries out the ethernet frame format encapsulation process to the Ethernet data service signal that carries in the payload content signal that obtains again, and the Ethernet data service signal after will handling carrying sends to ethernet terminal based on ethernet frame format.
Wherein adopt the transmission medium can transmit the Ethernet data service signal to connect between proximal device and the remote equipment, for example can but be not limited to connect through transmission mediums such as ultra Category-5 twisted pair and/or optical fiber.
In up link:
The identical standard at least one road that send at remote equipment received RF terminal or the radiofrequency signal of different systems, and receive the Ethernet data service signal that ethernet terminal sends; And the identical standard at least one road that will receive or the radiofrequency signal of different systems are transformed into digital baseband signal; Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing; With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to proximal device.
Particularly; The identical standard at least one road that remote equipment sends the rf terminal that receives or the radiofrequency signal of different systems are handled through frequency-selecting, convert the radiofrequency signal that receives into intermediate-freuqncy signal; Through analog to digital converter, the signal transformation that converts intermediate frequency into is become digital baseband signal again.And; Remote equipment carries out frame to the Ethernet data service signal based on the ethernet frame structural bearing that receives and delimits; Obtain the wherein payload content signal of carrying; The digital baseband signal that conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.Particularly; The digital baseband signal that remote equipment obtains conversion and the payload content signal of acquisition; Encapsulation forms based on the mode of the transmission signals of ethernet frame structural bearing and in the signals transmission of above-mentioned down link, sets forth in detail, no longer too much gives unnecessary details here.
Proximal device receives remote equipment through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission; And the transmission signals that receives carried out dissection process, obtain the digital baseband signal and the Ethernet data service signal that wherein carry; The digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; The identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to different or identical base stations respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet device.
Particularly, proximal device can carry out frame to the transmission signals that receives to be delimited, and obtains the wherein payload content signal of carrying, in the payload content signal that obtains, obtains the digital baseband signal and the Ethernet data service signal that wherein carry.Wherein, Proximal device carries out the frequency inverted conversion to the digital baseband signal that carries in the payload content signal that obtains and obtains intermediate-freuqncy signal; And the intermediate-freuqncy signal that obtains carried out digital-to-analogue conversion; Obtain the radiofrequency signal of identical standard at least one road or different systems, then the radiofrequency signal that obtains is sent to the base station.In addition, proximal device also carries out the ethernet frame format encapsulation process to the Ethernet data service signal that carries in the payload content signal that obtains again, and the Ethernet data service signal after will handling carrying sends to ethernet device based on ethernet frame format.
Embodiment two
Further; The embodiment of the invention two is based on the multi-service mixed signal transmission system of the hub-and-spoke network topology structure of introducing in the foregoing description one; With the radiofrequency signal that receives two kinds of standards of sending the base station and the broadband ethernet data service signal of ethernet device transmission is example, sets forth the method flow that the multi-service mixed signal is transmitted through the gigabit Ethernet transmission medium in detail.As shown in Figure 5, be the multi-service mixed signal transmission method flow chart that proposes in the embodiment of the invention two.Detailed process is following:
Based on the system architecture in the foregoing description one, in down link:
Step 501, proximal device receive the radiofrequency signal of two kinds of different systems of different base station transmission, are respectively first signal of communication and second communication signal, and receive the Ethernet data service signal that ethernet device sends.Wherein, be the GSM signal with first signal of communication here, the second communication signal is the WCDMA signal, the Ethernet data service signal is that broadband ethernet data service signal is that example describes.
Step 502; GSM signal and WCDMA signal to receiving pass through operations such as frequency-selecting processing; With GSM signal that receives and WCDMA conversion of signals is intermediate-freuqncy signal; Through analog to digital converter the intermediate-freuqncy signal that obtains is transformed into digital baseband signal again, obtains GSM digital baseband signal and WCDMA digital baseband signal.And, to the broadband ethernet data service signal that receives, carry out frame and delimit processing, obtain the payload content signal that wherein carries.
Step 503; The broadband ethernet data service signal map that GSM digital baseband signal, WCDMA digital baseband signal and the employing GFP mode that conversion is obtained encapsulates is to the diverse location of transmission frame; Form transmission signals then, the transmission signals that forms is passed through the gigabit Ethernet some transmission medium to remote equipment based on the ethernet frame structural bearing.
Particularly, the digital baseband signal that conversion is obtained and the payload content signal of acquisition, encapsulation forms based on the method for the transmission signals of ethernet frame structural bearing and in the foregoing description one, sets forth in detail, no longer too much gives unnecessary details here.
More excellent ground is example with GSM digital baseband signal, WCDMA digital baseband signal and broadband ethernet data service signal in the embodiment of the invention two, sets forth the process that forms based on the transmission signals of gigabit ethernet frame structural bearing in detail.To each multi-frame in the gigabit ethernet frame, carry out following operation:
In the 0th work song frame, reserve preceding 10 bit; And in the 99th work song frame, reserve back 10 bits; With back 10 bits of reserving in preceding 2 bits in preceding 10 bits of reserving in the 0th work song frame and the 99th work song frame; Have 12 bits altogether, as the frame gap between the different multi-frames, promptly these 12 bits are the idle bit positions when transmission; The preamble information that back 8 bits of preceding 10 bits of in the 0th work song frame, reserving carry this multi-frame; Load-bearing territory from the 11st bit～35th bit in the 0th work song frame encapsulates the GSM digital baseband signal that above-mentioned conversion obtains, and the load-bearing territory of remaining bit encapsulates the WCDMA digital baseband signal that above-mentioned conversion obtains in the 0th work song frame; In the 99th work song frame; The 0th～1 bit is used to transmit the Overhead of gigabit Ethernet; The load-bearing territory of the 2nd～26 bit encapsulates the GSM digital baseband signal that above-mentioned conversion obtains, the WCDMA digital baseband signal that the encapsulation conversion obtains in the load-bearing territory of the 26th bit～89th bit.Respectively in the load-bearing territory of the 0th～1 bit of the 1st work song frame to the 98 work song frames; Be used to transmit the Overhead of Ethernet; The GSM digital baseband signal that the load-bearing territory encapsulation conversion of the 2nd～26 bit obtains; The WCDMA digital baseband signal that the load-bearing territory encapsulation conversion of the 27th～75 bit obtains, the broadband ethernet data service signal that obtains in the load-bearing territory encapsulation above-mentioned steps 502 of the 76th～99 bit.
Step 504; Remote equipment receives the transmission signals based on ethernet frame structural bearing of proximal device through the gigabit Ethernet some transmission medium; Transmission signals to receiving carries out dissection process, in the payload content hosting domain, obtains the GSM digital baseband signal, WCDMA digital baseband signal and the broadband ethernet data service signal that wherein carry in the different bit.
Step 505; GSM digital baseband signal and WCDMA digital baseband signal to parsing in the step 504 carry out digital to analog conversion; And the digital signal that obtains after the conversion carried out frequency-conversion processing; Obtain GSM signal and WCDMA signal, the GSM signal that obtains and WCDMA signal are sent to the rf terminal of different communication standard, like mobile phone etc.And the broadband ethernet data service signal to carrying in the payload content signal that obtains in the step 504 carries out the ethernet frame format encapsulation process again, the Ethernet data service signal after handling is carried based on ethernet frame format send to ethernet terminal.
In up link:
Step 506, remote equipment receives GSM signal and the WCDMA signal that the bimodulus rf terminal sends, and receives the broadband ethernet data service signal that send at the broadband ethernet terminal.GSM signal that receives and WCDMA signal are handled through frequency-selecting, converted into intermediate-freuqncy signal, through analog to digital converter, the signal transformation that converts intermediate frequency into is become GSM digital baseband signal and WCDMA digital baseband signal again.And, to the broadband ethernet data service signal that receives, carry out frame and delimit, obtain the payload content signal that wherein carries.
Step 507; The payload content signal of GSM digital baseband signal, WCDMA digital baseband signal and the acquisition that conversion is obtained; Formation is passed through the gigabit Ethernet some transmission medium to proximal device based on the transmission signals of ethernet frame structural bearing with the transmission signals that forms.
Particularly, encapsulation forms based on the mode of the transmission signals of ethernet frame structural bearing and in step 503, sets forth in detail, no longer too much gives unnecessary details here.
Step 508; Proximal device receives the transmission signals based on ethernet frame structural bearing of remote equipment through the gigabit Ethernet some transmission medium; Transmission signals to receiving carries out dissection process, in the payload content hosting domain, obtains the GSM digital baseband signal, WCDMA digital baseband signal and the broadband ethernet data service signal that wherein carry in the different bit.
Step 509 is carried out digital to analog conversion to GSM digital baseband signal and the WCDMA digital baseband signal that obtains in the step 508, and the analog signal after the conversion is carried out frequency-conversion processing, obtains GSM signal and WCDMA signal.And the broadband ethernet data service signal that carries in the payload content signal to acquisition carries out the ethernet frame format encapsulation process again.
Step 510 sends to the base station respectively with GSM signal that obtains in the step 509 and WCDMA signal, the broadband ethernet data service signal after handling is carried based on ethernet frame format send to ethernet device.
Correspondingly; As shown in Figure 6; Proposed a kind of proximal device in the embodiment of the invention two, comprised the multi-service mixed signal transmitting device that the embodiment of the invention proposes, wherein this device can comprise signal transmission unit 601, signal conversion unit 602 and signal processing unit 603.This proximal device can possess the disposal ability of up link and/or down link; Here the disposal ability that possesses uplink downlink simultaneously with this proximal device is that example describes, but the proximal device that the embodiment of the invention is protected here also can have only down link disposal ability or uplink processing ability:
In down link, signal transmission unit 601 is used to receive the identical standard at least one road of base station transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet device sends; Signal conversion unit 602, the identical standard at least one road that is used for signal transmission unit 601 is received or the radiofrequency signal of different systems are transformed into digital baseband signal; Signal processing unit 603, the Ethernet data service signal that digital baseband signal that is used for signal conversion unit 602 conversion are obtained and signal transmission unit 601 receive merge to be handled, and forms the transmission signals based on the ethernet frame structural bearing; Signal transmission unit 601, the transmission signals that also is used for signal processing unit 603 is formed through the some transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment to remote equipment.
In this external up link; Signal transmission unit 601 is used to receive remote equipment through transmitting the transmission medium of Ethernet data service signal; The transmission signals based on the ethernet frame structural bearing of transmission, signal processing unit 603, the transmission signals that is used for signal transmission unit 601 is received carries out dissection process; Obtain the digital baseband signal and the Ethernet data service signal of wherein carrying; Signal conversion unit 602 is used for the digital baseband signal that signal processing unit 603 obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems, signal transmission unit 601; The identical standard at least one road that also is used for signal conversion unit 602 conversion are obtained or the radiofrequency signal of different systems send to the base station respectively, and the Ethernet data service signal that signal processing unit 603 is obtained sends to ethernet device.
Particularly; The radiofrequency signal how each component units in the proximal device sends the base station that receives in down link is handled with ethernet device transmission Ethernet data service signal; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.And; How each component units in the proximal device is handled the transmission signals based on the ethernet frame structure that receives in up link; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.
Correspondingly; As shown in Figure 7; The embodiment of the invention proposes a kind of remote equipment, comprises the multi-service mixed signal transmitting device that the embodiment of the invention proposes, and this device can comprise signal transmission unit 701, signal processing unit 702 and signal conversion unit 703; Wherein this remote equipment can possess the disposal ability of up link and/or down link, looks business features and decides.Here the disposal ability that possesses uplink downlink simultaneously with this remote equipment is that example describes, but the remote equipment that the embodiment of the invention is protected here also can have only down link disposal ability or uplink processing ability:
In down link, signal transmission unit 701 is used to receive proximal device through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission; Signal processing unit 702, the transmission signals that is used for signal transmission unit 701 is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; Signal conversion unit 703 is used for the digital baseband signal that signal processing unit 702 obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; Signal transmission unit 701; The identical standard at least one road that also is used for signal conversion unit 703 conversion are obtained or the radiofrequency signal of different systems send to the terminal of identical or different communication standard respectively, and the Ethernet data service signal that signal processing unit 702 obtains carried based on ethernet frame format send to ethernet terminal.
In up link, signal transmission unit 701 is used for the identical standard at least one road of received RF terminal transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet terminal sends; Signal conversion unit 703; The identical standard at least one road that is used for signal transmission unit 701 is received or the radiofrequency signal of different systems are transformed into digital baseband signal; Signal processing unit 702; The Ethernet data service signal that digital baseband signal that is used for signal conversion unit 703 conversion are obtained and signal transmission unit 701 receive merges to be handled, and forms the transmission signals based on the ethernet frame structural bearing, signal transmission unit 701; Also be used for the transmission signals that signal processing unit 702 forms is transmitted through the transmission medium that can transmit the Ethernet data service signal, can transfer to far-end here.
Particularly; How each component units in the remote equipment is handled the transmission signals based on the ethernet frame structure that receives in down link; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.And; The radiofrequency signal how each component units in the remote equipment sends the rf terminal that receives in up link is handled with ethernet terminal transmission Ethernet data service signal; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.
Embodiment three
As shown in Figure 8, in the embodiment of the invention three, the multi-service mixed signal system for transmitting Organization Chart based on the tree network topological structure of proposition.Comprise at least one proximal device, at least one remote equipment, also comprise expansion equipment between proximal device and remote equipment.
Based on this system architecture, in down link:
Proximal device receives the identical standard at least one road of sending the base station or the radiofrequency signal of different systems, and the radiofrequency signal of identical standard at least one road that will receive or different systems is transformed into behind the digital baseband signal through the some transmission medium between proximal device and the expansion equipment to expansion equipment.
Expansion equipment receives the digital baseband signal after proximal device transmission radiofrequency signal is handled, and receives the Ethernet data service signal that ethernet device sends; And, form transmission signals based on the ethernet frame structural bearing with digital baseband signal that receives and Ethernet data service signal merging processing; With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to remote equipment.
Particularly; Expansion equipment can be delimited through the Ethernet data service signal based on the ethernet frame structural bearing that receives being carried out frame; Obtain the wherein payload content signal of carrying; With the payload content signal of digital baseband signal that receives and acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing then.
Particularly; Expansion equipment is to the digital baseband signal that receives and the payload content signal of acquisition; Encapsulation forms the method based on the transmission signals of ethernet frame structural bearing; See also proximal device in the foregoing description one to the digital baseband signal that receives and the payload content signal of acquisition, encapsulation forms the method based on the transmission signals of ethernet frame structural bearing, no longer too much gives unnecessary details here.
At far-end, remote equipment receives the transmission signals based on the ethernet frame structural bearing of the some transmission medium of expansion equipment through can transmitting the Ethernet data service signal; And the transmission signals that receives carried out dissection process, obtain the digital baseband signal and the Ethernet data service signal that wherein carry; Then the digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems; And the identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to rf terminal respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet terminal.
In the up link:
The identical standard at least one road that send at remote equipment received RF terminal or the radiofrequency signal of different systems, and receive the Ethernet data service signal that ethernet terminal sends; And the identical standard at least one road that will receive or the radiofrequency signal of different systems are transformed into digital baseband signal; Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing; With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to expansion equipment.
Expansion equipment receives the transmission signals based on the ethernet frame structural bearing of the some transmission medium of remote equipment through can transmitting the Ethernet data service signal; Transmission signals to receiving carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; The digital baseband signal that obtains is transferred to proximal device, and carrying sends to ethernet device based on ethernet frame format with the Ethernet data service signal that obtains.
Particularly, expansion equipment is carried out the frame demarcation to the transmission signals that receives, and obtains the payload content signal that wherein carries; In the payload content signal that obtains, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
Proximal device is used to receive the digital baseband signal of expansion equipment transmission, and the digital baseband signal that receives is transformed into the radiofrequency signal of identical standard at least one road or different systems, then the radiofrequency signal after the conversion is sent to one or more base stations respectively.
Wherein, proximal device sees also the detailed elaboration in the foregoing description one to the method that the digital baseband signal that receives is transformed into the radiofrequency signal of identical standard at least one road or different systems, no longer too much gives unnecessary details here.
Multi-service mixed signal transmission system under the tree network topological structure of realizing based on expansion equipment of above-mentioned proposition, expansion equipment can realize downstream signal is broadcasted preferably, and upward signal is converged.
Embodiment four
Further; The embodiment of the invention four is based on the multi-service mixed signal transmission system of the hub-and-spoke network topology structure of introducing in the foregoing description three; With the radiofrequency signal that receives two kinds of standards of sending the base station and the broadband ethernet data service signal of ethernet device transmission is example, sets forth the method flow that the multi-service mixed signal is transmitted through the gigabit Ethernet transmission medium in detail.As shown in Figure 9, be the multi-service mixed signal transmission method flow chart that proposes in the embodiment of the invention four.Detailed process is following:
Based on the system architecture in the foregoing description three, in down link:
Step 901 receives the digital baseband signal after proximal device sends radiofrequency signal is handled, and receives the Ethernet data service signal that ethernet device sends.For example, receive first digital baseband signal and second digital baseband signal that proximal device sends.Wherein, be the GSM digital baseband signal with first digital baseband signal here, second digital baseband signal is the WCDMA signal.The Ethernet data service signal is that broadband ethernet data service signal is that example describes.
Step 902 merges processing with the GSM digital baseband signal that receives, WCDMA digital baseband signal and broadband ethernet data service signal, forms the transmission signals based on the ethernet frame structural bearing.
Particularly, form practical implementation method based on the transmission signals of ethernet frame structural bearing see also in the foregoing description one and embodiment two in detailed elaboration in the step 503, no longer too much give unnecessary details here.
Step 903 with the transmission signals based on the ethernet frame structural bearing that forms, is netted very much some transmission medium to remote equipment through gigabit.
Step 904～step 905, remote equipment sees also the detailed elaboration of step 504～step 505 in the foregoing description two to the expansion equipment that receives through the concrete processing procedure of the mixed signal of gigabit Ethernet some transmission medium, no longer too much gives unnecessary details here.
In up link:
Step 906～step 907; The broadband ethernet data service signal that GSM signal, WCDMA signal and the ethernet device that remote equipment sends the bimodulus rf terminal that receives sends; And the mixed signal that receives carried out conversion process; Encapsulation forms the transmission signals based on the ethernet frame structural bearing, and the transmission signals that forms is passed through the gigabit Ethernet some transmission medium to expansion equipment.Wherein, form the detailed elaboration that sees also step 506 in the foregoing description two～507 based on the concrete processing procedure of the transmission signals of ethernet frame structural bearing, no longer too much give unnecessary details here.
Step 908; Expansion equipment receives the transmission signals based on ethernet frame structural bearing of remote equipment through the gigabit Ethernet some transmission medium; Transmission signals to receiving carries out dissection process, in the payload content hosting domain, obtains the GSM digital baseband signal, WCDMA digital baseband signal and the broadband ethernet data service signal that wherein carry in the different bit.
Step 909 is carried out the ethernet frame format encapsulation process again to the broadband ethernet data service signal that carries in the payload content signal that obtains.
Step 910 sends to proximal device with the GSM digital baseband signal and the WCDMA digital baseband signal that obtain, and the broadband ethernet data service signal after handling is carried the broadband ethernet equipment that sends to based on ethernet frame format.
Correspondingly, shown in figure 10, a kind of expansion equipment has been proposed in the embodiment of the invention four, comprise the multi-service mixed signal transmitting device that the embodiment of the invention proposes, wherein this device can comprise signal transmission unit 101 and signal processing unit 102.This expansion equipment can possess the disposal ability of up link and/or down link; Here the disposal ability that possesses uplink downlink simultaneously with this expansion equipment is that example describes, and also can have only down link disposal ability or uplink processing ability but the present invention implements the expansion equipment of protection here:
In down link, signal transmission unit 101 is used to receive the digital baseband signal after proximal device sends radiofrequency signal is handled, and receives the Ethernet data service signal that ethernet device sends; Signal processing unit 102, in down link, the digital baseband signal and the Ethernet data service signal that are used for signal transmission unit 101 is received merge processing, form the transmission signals based on the ethernet frame structural bearing; Signal transmission unit 101, the transmission signals that also is used for signal processing unit 102 the is formed some transmission medium through can transmitting the Ethernet data service signal is to remote equipment.
In this external up link, signal transmission unit 101 is used to receive the transmission signals based on the ethernet frame structural bearing of the some transmission medium of remote equipment through can transmitting the Ethernet data service signal; The transmission signals that signal processing unit 102 is used for signal transmission unit 101 is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry; Signal transmission unit 101 also is used for the digital baseband signal that signal processing unit 102 obtains is transferred to proximal device, and the Ethernet data service signal that signal processing unit obtains carried based on ethernet frame format sends to ethernet device.
Particularly; The digital baseband signal how each component units in the expansion equipment sends the proximal device that receives in down link is handled with ethernet device transmission Ethernet data service signal; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.And; How each component units in the expansion equipment is handled the transmission signals based on the ethernet frame structure that receives in up link; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.
Correspondingly, the embodiment of the invention also comprises a kind of remote equipment, and wherein, each unit of remote equipment is formed and operation principle sees also in the foregoing description two the detailed elaboration of remote equipment, no longer too much gives unnecessary details here.
Particularly; How each component units in the remote equipment is handled the transmission signals based on the ethernet frame structure that receives in down link; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.And; The radiofrequency signal how each component units in the remote equipment sends the rf terminal that receives in up link is handled with ethernet terminal transmission Ethernet data service signal; The operation principle that signal after will handling then transmits sees also the concrete introduction of said method embodiment, no longer too much gives unnecessary details here.
The multi-service mixed signal transmission method and the device that use the embodiment of the invention to propose; In the middle of practical application; Can utilize existing interconnection resource in the present building preferably; The data-signal that includes the multiple business mixing is bundled transmission send to remote equipment, realize the purpose of the coverage of data-signal in indoor covering system that the increase multiple business mixes preferably, and then the construction cost that also can save the construction indoor covering system preferably.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.

Claims (34)

1. a multi-service mixed signal transmission method is characterized in that, comprising:
Proximal device receives the identical standard at least one road of base station transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet device sends; And
The identical standard at least one road that receives or the radiofrequency signal of different systems are transformed into digital baseband signal;
Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing;
With the transmission signals that forms through the some transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment to remote equipment.
2. multi-service mixed signal transmission method as claimed in claim 1 is characterized in that, digital baseband signal and Ethernet data service signal that conversion is obtained merge processing, form the transmission signals based on the ethernet frame structural bearing, comprising:
The Ethernet data service signal that receives is carried out frame delimit, obtain the payload content signal that wherein carries;
The digital baseband signal that conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
3. multi-service mixed signal transmission method as claimed in claim 2 is characterized in that, the digital baseband signal that conversion is obtained and the payload content signal of acquisition, and encapsulation forms the transmission signals based on the ethernet frame structural bearing, comprising:
To each multi-frame in the ethernet frame structure, carry out:
The bit of n1 position before in the first subframe that this multi-frame comprises, reserving; And in the last sub-frame of this multi-frame, reserve the bit of n2 position, back; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And
Load-bearing territory in first subframe and last sub-frame outside the reserved bit position; The digital baseband signal that the encapsulation conversion obtains; And the load-bearing territory in other each subframes except that first and last sub-frame, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
4. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used to receive the identical standard at least one road of base station transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet device sends;
Signal conversion unit, the identical standard at least one road that is used for signal transmission unit is received or the radiofrequency signal of different systems are transformed into digital baseband signal;
Signal processing unit is used for the digital baseband signal that the signal conversion unit conversion is obtained and merges processing with the Ethernet data service signal that receives, and forms the transmission signals based on the ethernet frame structural bearing;
Said signal transmission unit, the transmission signals that also is used for signal processing unit is formed through the some transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment to remote equipment.
5. multi-service mixed signal transmitting device as claimed in claim 4 is characterized in that, said signal processing unit, the Ethernet data service signal that is used for that specifically signal transmission unit is received carry out frame to be delimited, and obtains the payload content signal that wherein carries; And the digital baseband signal that the signal conversion unit conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
6. multi-service mixed signal transmitting device as claimed in claim 5; It is characterized in that; Said signal processing unit; Specifically be used for each multi-frame, carry out: in the first subframe that this multi-frame comprises, reserve the bit of preceding n1 position, and in the last sub-frame of this multi-frame, reserve the bit of n2 position, back to the ethernet frame structure; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And in first subframe and last sub-frame the load-bearing territory outside the reserved bit position; The digital baseband signal that the encapsulation conversion obtains; And the load-bearing territory in other each subframes except that first and last sub-frame, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
7. a multi-service mixed signal transmission method is characterized in that, comprising:
Proximal device receives remote equipment through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission; And
Transmission signals to receiving carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
The digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems;
The identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to the base station respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet device.
8. multi-service mixed signal transmission method as claimed in claim 7 is characterized in that, the transmission signals that receives is carried out dissection process, obtains the digital baseband signal and the Ethernet data service signal of wherein carrying, comprising:
The transmission signals that receives is carried out frame delimit, and obtain the wherein payload content signal of carrying;
In the payload content signal that obtains, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
9. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used to receive remote equipment through the transmission medium that can transmit the Ethernet data service signal between proximal device and the remote equipment, the transmission signals based on the ethernet frame structural bearing of transmission;
Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
Signal conversion unit is used for the digital baseband signal that signal processing unit obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems;
Said signal transmission unit; The identical standard at least one road that also is used for the signal conversion unit conversion is obtained or the radiofrequency signal of different systems send to the base station respectively, and the Ethernet data service signal that signal processing unit obtains carried based on ethernet frame format send to ethernet device.
10. multi-service mixed signal transmitting device as claimed in claim 9 is characterized in that, said signal processing unit, the transmission signals that is used for that specifically signal transmission unit is received carry out frame to be delimited, and obtains the payload content signal that wherein carries; And in said payload content signal, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
11. a multi-service mixed signal transmission method is characterized in that, comprising:
Remote equipment receives the transmission signals based on the ethernet frame structural bearing through the some transmission medium that can transmit the Ethernet data service signal; And
Transmission signals to receiving carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
The digital baseband signal that obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems;
The identical standard at least one road that conversion is obtained or the radiofrequency signal of different systems send to rf terminal respectively, and the Ethernet data service signal that obtains carried based on ethernet frame format send to ethernet terminal.
12. multi-service mixed signal transmission method as claimed in claim 11 is characterized in that, the transmission signals that receives is carried out dissection process, obtains the digital baseband signal and the Ethernet data service signal of wherein carrying, comprising:
The transmission signals that receives is carried out frame delimit, obtain the payload content signal that wherein carries;
In the payload content signal that obtains, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
13. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used to receive the transmission signals based on the ethernet frame structural bearing through the some transmission medium that can transmit the Ethernet data service signal;
Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
Signal conversion unit is used for the digital baseband signal that signal processing unit obtains is transformed into the radiofrequency signal of identical standard at least one road or different systems;
Said signal transmission unit; The identical standard at least one road that also is used for the signal conversion unit conversion is obtained or the radiofrequency signal of different systems send to rf terminal respectively, and the Ethernet data service signal that signal processing unit is obtained sends to ethernet terminal.
14. multi-service mixed signal transmitting device as claimed in claim 13 is characterized in that, said signal processing unit, the transmission signals that is used for that specifically signal transmission unit is received carry out frame to be delimited, and obtains the payload content signal that wherein carries; And acquisition is wherein carried in the payload content signal digital baseband signal and Ethernet data service signal.
15. a multi-service mixed signal transmission method is characterized in that, comprising:
The identical standard at least one road that send at remote equipment received RF terminal or the radiofrequency signal of different systems, and receive the Ethernet data service signal that ethernet terminal sends; And
The identical standard at least one road that receives or the radiofrequency signal of different systems are transformed into digital baseband signal;
Conversion digital baseband signal that obtains and the Ethernet data service signal that receives are merged processing, form transmission signals based on the ethernet frame structural bearing;
The transmission signals that forms is transmitted through the transmission medium that can transmit the Ethernet data service signal.
16. multi-service mixed signal transmission method as claimed in claim 15 is characterized in that, digital baseband signal and Ethernet data service signal that conversion is obtained merge processing, form the transmission signals based on the ethernet frame structural bearing, comprising:
The Ethernet data service signal based on the ethernet frame structural bearing that receives is carried out frame delimit, obtain the payload content signal that wherein carries;
The digital baseband signal that conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
17. multi-service mixed signal transmission method as claimed in claim 16 is characterized in that, the digital baseband signal that conversion is obtained and the payload content signal of acquisition, and encapsulation forms the transmission signals based on the ethernet frame structural bearing, comprising:
To each multi-frame in the ethernet frame structure, carry out:
The bit of n1 position before in the first subframe that this multi-frame comprises, reserving; And in the last sub-frame of this multi-frame, reserve the bit of n2 position, back; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And
Load-bearing territory in first subframe and last sub-frame outside the reserved bit position; The digital baseband signal that the encapsulation conversion obtains; And the load-bearing territory in other each subframes except that first and last sub-frame, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
18. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used for the identical standard at least one road of received RF terminal transmission or the radiofrequency signal of different systems, and receives the Ethernet data service signal that ethernet terminal sends;
Signal conversion unit, the identical standard at least one road that is used for signal transmission unit is received or the radiofrequency signal of different systems are transformed into digital baseband signal;
Signal processing unit, the Ethernet data service signal that digital baseband signal that is used for the signal conversion unit conversion is obtained and signal transmission unit receive merge to be handled, and forms the transmission signals based on the ethernet frame structural bearing;
Said signal transmission unit also is used for the transmission signals that signal processing unit forms is transmitted through the transmission medium that can transmit the Ethernet data service signal.
19. multi-service mixed signal transmitting device as claimed in claim 18; It is characterized in that; Said signal processing unit; Be used for that specifically the Ethernet data service signal based on the ethernet frame structural bearing that signal transmission unit receives is carried out frame and delimit, obtain the payload content signal that wherein carries; And the digital baseband signal that the signal conversion unit conversion is obtained and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
20. multi-service mixed signal transmitting device as claimed in claim 19; It is characterized in that; Said signal processing unit; Specifically be used for each multi-frame, carry out: in the first subframe that this multi-frame comprises, reserve the bit of preceding n1 position, and in the last sub-frame of this multi-frame, reserve the bit of n2 position, back to the ethernet frame structure; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And in first subframe and last sub-frame the load-bearing territory outside the reserved bit position; The digital baseband signal that the encapsulation conversion obtains; And the load-bearing territory in other each subframes except that first and last sub-frame, encapsulate the digital baseband signal that conversion obtains and the payload content signal of acquisition respectively.
21. multi-service mixed signal transmission system; It is characterized in that; Comprise at least one proximal device and at least one remote equipment; Wherein comprise in the proximal device like arbitrary described multi-service mixed signal transmitting device in the claim 4～6, comprise in the remote equipment like arbitrary described multi-service mixed signal transmitting device in the claim 13～14.
22. multi-service mixed signal transmission system; It is characterized in that; Comprise at least one proximal device and at least one remote equipment; Wherein comprise in the proximal device like arbitrary described multi-service mixed signal transmitting device in the claim 9～10, comprise in the remote equipment like arbitrary described multi-service mixed signal transmitting device in the claim 18～20.
23. a multi-service mixed signal transmission method is characterized in that, comprising:
Receive the digital baseband signal after proximal device sends radiofrequency signal is handled, and receive the Ethernet data service signal that ethernet device sends; And
Digital baseband signal that receives and Ethernet data service signal are merged processing, form transmission signals based on the ethernet frame structural bearing;
With the some transmission medium of the transmission signals that forms through can transmitting the Ethernet data service signal to remote equipment.
24. multi-service mixed signal transmission method as claimed in claim 23 is characterized in that, digital baseband signal that receives and Ethernet data service signal are merged processing, forms the transmission signals based on the ethernet frame structural bearing, comprising:
The Ethernet data service signal based on the ethernet frame structural bearing that receives is carried out frame delimit, obtain the payload content signal that wherein carries;
With the payload content signal of digital baseband signal that receives and acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
25. multi-service mixed signal transmission method as claimed in claim 24 is characterized in that, with the payload content signal of digital baseband signal that receives and acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing, comprising:
To each multi-frame in the ethernet frame structure, carry out:
The bit of n1 position before in the first subframe that this multi-frame comprises, reserving; And in the last sub-frame of this multi-frame, reserve the bit of n2 position, back; The preamble information of leaning on this multi-frame of carrying in the bit of rear section in the bit of the preceding n1 position of reserving, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And
Load-bearing territory in first subframe and last sub-frame outside the reserved bit position; The digital baseband signal that encapsulation receives; And the load-bearing territory in other each subframes except that first and last sub-frame, the digital baseband signal that receives of encapsulation and the payload content signal of acquisition respectively.
26. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used to receive the digital baseband signal after proximal device sends radiofrequency signal is handled, and receives the Ethernet data service signal that ethernet device sends;
Signal processing unit, the digital baseband signal and the Ethernet data service signal that are used for signal transmission unit is received merge processing, form the transmission signals based on the ethernet frame structural bearing;
Said signal transmission unit, the transmission signals that also is used for signal processing unit the is formed some transmission medium through can transmitting the Ethernet data service signal is to remote equipment.
27. multi-service mixed signal transmitting device as claimed in claim 26; It is characterized in that; Said signal processing unit; Be used for that specifically the Ethernet data service signal based on the ethernet frame structural bearing that signal transmission unit receives is carried out frame and delimit, obtain the payload content signal that wherein carries; And the digital baseband signal that signal transmission unit is received and the payload content signal of acquisition, encapsulation forms the transmission signals based on the ethernet frame structural bearing.
28. multi-service mixed signal transmitting device as claimed in claim 27; It is characterized in that; Said signal processing unit specifically is used for each multi-frame to standard ethernet frame; Carry out: the bit of n1 position before in the first subframe that this multi-frame comprises, reserving; And in the last sub-frame of this multi-frame, reserve the bit of n2 position, back, in the bit of the preceding n1 position of reserving, lean on the preamble information of carrying this multi-frame in the bit of rear section, and the remaining bits position in the bit of the bit of the back n2 position that will reserve and preceding n1 position is as the frame gap between the different multi-frames; And in first subframe and last sub-frame the load-bearing territory outside the reserved bit position; The digital baseband signal that encapsulation receives; And the load-bearing territory in other each subframes except that first and last sub-frame, the digital baseband signal that receives of encapsulation and the payload content signal of acquisition respectively.
29. a multi-service mixed signal transmission method is characterized in that, comprising:
Receive the transmission signals based on the ethernet frame structural bearing of the some transmission medium of remote equipment through can transmitting the Ethernet data service signal;
Transmission signals to receiving carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
The digital baseband signal that obtains is transferred to proximal device, and carrying sends to ethernet device based on ethernet frame format with the Ethernet data service signal that obtains.
30. multi-service mixed signal transmission method as claimed in claim 29 is characterized in that, the transmission signals that receives is carried out dissection process, obtains the digital baseband signal and the Ethernet data service signal of wherein carrying, comprising:
The transmission signals that receives is carried out frame delimit, obtain the payload content signal that wherein carries;
In the payload content signal that obtains, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
31. a multi-service mixed signal transmitting device is characterized in that, comprising:
Signal transmission unit is used to receive the transmission signals based on the ethernet frame structural bearing of the some transmission medium of remote equipment through can transmitting the Ethernet data service signal;
Signal processing unit, the transmission signals that is used for signal transmission unit is received carries out dissection process, obtains the digital baseband signal and the Ethernet data service signal that wherein carry;
Said signal transmission unit also is used for the digital baseband signal that signal processing unit obtains is transferred to proximal device, and the Ethernet data service signal that signal processing unit obtains carried based on ethernet frame format sends to ethernet device.
32. multi-service mixed signal transmitting device as claimed in claim 31 is characterized in that, said signal processing unit, the transmission signals that is used for that specifically signal transmission unit is received carry out frame to be delimited, and obtains the payload content signal that wherein carries; And in said payload content signal, obtain the digital baseband signal and the Ethernet data service signal that wherein carry.
33. a multi-service mixed signal transmission system is characterized in that, comprises at least one proximal device and at least one remote equipment, also comprises the expansion equipment between said proximal device and remote equipment, wherein:
Said proximal device; Be used to receive the identical standard at least one road of sending the base station or the radiofrequency signal of different systems, and the radiofrequency signal of identical standard at least one road that will receive or different systems is transformed into behind the digital baseband signal through the some transmission medium between proximal device and the expansion equipment to expansion equipment;
Comprise in the said expansion equipment like arbitrary described multi-service mixed signal transmitting device in the claim 26～28;
Comprise in the said remote equipment like arbitrary described multi-service mixed signal transmitting device in the claim 13～14.
34. a multi-service mixed signal transmission system is characterized in that, at least one proximal device and at least one remote equipment also comprise the expansion equipment between said proximal device and remote equipment, wherein:
Comprise in the said remote equipment like arbitrary described multi-service mixed signal transmitting device in the claim 18～20;
Comprise in the said expansion equipment like arbitrary described multi-service mixed signal transmitting device in the claim 31～32;
Said proximal device is used to receive the digital baseband signal of expansion equipment transmission, and sends to the base station respectively after the digital baseband signal that receives being transformed into the radiofrequency signal of identical standard at least one road or different systems.
CN201110401650.3A 2011-12-06 2011-12-06 Multi-service mixed signal transmission method, device and system Active CN102448052B (en)

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