CN104067653A

CN104067653A - Method, system and relative apparatus for measuring path delay

Info

Publication number: CN104067653A
Application number: CN201280002414.7A
Authority: CN
Inventors: 杨利英; 张瑜; 董国立
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-12-12
Filing date: 2012-12-12
Publication date: 2014-09-24
Also published as: WO2014089764A1

Abstract

A method, a system and a relative apparatus for measuring a path delay, wherein the method for measuring the path delay comprises: a radio equipment controller (REC) sending a delay measurement packet to a to-be-measured radio equipment (RE) that has synchronized time, wherein the delay measurement packet carries first time when the REC sends the delay measurement packet and routing information between the REC and the to-be-measured RE; the REC receiving a delay response packet fed back by the to-be-measured RE, wherein the delay response packet carries second time when the to-be-measured RE receives the delay measurement packet; according to the first time and the second time, the REC determining a downlink path delay between the REC and the to-be-measured RE; and the REC and the to-be-measured RE are interconnected through a transmission bearing network. Also provided are a system and a relative apparatus for measuring the path delay.

Description

Method, system and relative apparatus for measuring path delay

A kind of path delay of time measuring method, system and relevant apparatus

Technical field

The present embodiments relate to wireless communication field, more particularly to a kind of path delay of time measuring method, system and relevant apparatus.

Background technology

Wireless base station technology is continued to develop so that radio equipment controller（REC, Radio Equipment Controller) interaction between wireless device (RE, Radio Equipment) is more and more frequent.

Need to align in time when eating dishes without rice or wine and sending data due to each RE, and REC to each RE path delay of time is different, so the normal transmission in order to ensure data, REC is accomplished by knowing the path delay between the REC to each RE.

REC of the prior art and RE is directly connected to typically by optical fiber or cable, so the path delay of time between REC and RE is mainly optical fiber transmission delay or cable transmission time delay, in this case, respective physical link (optical fiber or cable are directly tested）On propagation delay time be that would know that the path delay between REC to each RE.

With baseband processing unit（BBU, Based Band Unit) resource pool rise, REC and RE carry network interconnection, such as group transmission network by original direct-connected be gradually evolved to of optical fiber or cable by transmitting ^

(PTN, Packet Transport Network), or Optical Transmission Network OTN (OTN, Optical Transport Network) etc..

Due to transmitting the complexity of bearer network itself, with the polytropy of network condition, so that the path delay of time between REC and RE is no longer dependent only on the propagation delay time on physical link, so path delay of time measuring method of the prior art has been no longer desirable for the measurement in the path delay of time between the REC and RE based on transmission bearer network interconnection.

The content of the invention

, can be accurately to based on transmission 7 the embodiments of the invention provide a kind of path delay of time measuring method, system and relevant apparatusThe path delay of time carried between the REC and RE of network interconnection measures.

In view of this, first aspect present invention provides a kind of path delay of time measuring method, including：

Radio equipment controller REC is measured to the wireless device RE transmission delays to be measured for having carried out time synchronized and wrapped, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in the latency measurement bag； The REC is received in the DELAY RESPONSE bag of the RE feedbacks to be measured, the DELAY RESPONSE bag and is carried the second moment that the RE to be measured receives the latency measurement bag；

The REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

With reference in a first aspect, in the first possible implementation, the REC determines that the downlink path time delay between the REC and the RE to be measured includes according to first moment and second moment：The REC regard the difference between second moment and first moment as the downlink path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between second moment and first moment is added preset time delay amount of redundancy by the REC is used as the downlink path time delay between the REC and the RE to be measured.

With reference in a first aspect, in second of possible implementation, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

Methods described also includes：

The REC determines the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

With reference to second of possible implementation of first aspect, in the third possible implementation, the REC determines that the up path time delay between the REC and the RE to be measured includes according to the 3rd moment and the 4th moment：

The REC regard the difference between the 4th moment and the 3rd moment as the up path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between 4th moment and the 3rd moment is added preset time delay amount of redundancy by the REC is used as the up path time delay between the REC and the RE to be measured.

With reference in a first aspect, in the 4th kind of possible implementation, methods described also includes：

Within the preset cycle, the up path time delay and/or downlink path time delay between the REC and the RE to be measured are taken multiple measurements by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple Alternative up path time delay and/or multiple alternative downlink path time delays；

It regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

Second aspect of the present invention provides a kind of path delay of time measuring method, including：

Wireless device RE to be measured, which is received, had carried out the latency measurement bag that the radio equipment controller REC of time synchronized is sent, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in the latency measurement bag；

The RE to be measured carries the second moment that the RE to be measured receives the latency measurement bag to the REC transmission delays response bag in the DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

With reference to second aspect, in the first possible implementation, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag so that the REC determines the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

Third aspect present invention provides a kind of path delay of time measuring method, including：

Wireless device RE to be measured is measured to the radio equipment controller REC transmission delays for having carried out time synchronized and wrapped, the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

So that the REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

At the time of second moment is that the REC receives the latency measurement bag；

Between the REC and the RE to be measured network interconnection is carried by transmitting.

With reference to the third aspect, in the first possible implementation, the RE to be measured includes after measuring bag to the REC transmission delays for having carried out time synchronized：

The RE to be measured, which is received, carries the 3rd moment that the REC sends the first DELAY RESPONSE bag in the first DELAY RESPONSE bag that the REC is sent, the first DELAY RESPONSE bag； The RE to be measured sends in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag to the REC and carries the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

Fourth aspect present invention provides a kind of path delay of time measuring method, including：

Radio equipment controller REC, which is received, had carried out the latency measurement bag that the wireless device RE to be measured of time synchronized is sent, the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

The REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

With reference to fourth aspect, in the first possible implementation, the REC determines that the up path time delay between the REC and the RE to be measured includes according to first moment and second moment：The REC regard the difference between second moment and first moment as the up path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between second moment and first moment is added preset time delay amount of redundancy by the REC is used as the up path time delay between the REC and the RE to be measured.

With reference to fourth aspect, in second of possible implementation, the REC includes after receiving the latency measurement bag for the RE to be measured transmissions for having carried out time synchronized：

The REC sends to the RE to be measured and the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, the first DELAY RESPONSE bag；

The REC is received in the second DELAY RESPONSE bag that the RE to be measured is sent, the second DELAY RESPONSE bag and is carried the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag；

The REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

With reference to second of possible implementation of fourth aspect, in the third possible implementation, the REC according to the 3rd moment and the 4th moment determine the REC and the RE to be measured it Between downlink path time delay include：

The REC regard the difference between the 4th moment and the 3rd moment as the downlink path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between 4th moment and the 3rd moment is added preset time delay amount of redundancy by the REC is used as the downlink path time delay between the REC and the RE to be measured.

With reference to fourth aspect, in the 4th kind of possible implementation, methods described also includes：Within the preset cycle, the up path time delay and/or downlink path time delay between the REC and the RE to be measured are taken multiple measurements by the latency measurement bag and the DELAY RESPONSE bag, multiple alternative up path time delays and/or multiple alternative downlink path time delays is obtained；

Fifth aspect present invention provides a kind of path delay of time measuring system, including：

Radio equipment controller REC and wireless device RE to be measured;

Interconnected between the REC and the RE to be measured by transmitting bearer network, and carried out time synchronized；

The REC is used to wrap to the RE transmission delays measurement to be measured, the first moment that the REC sends the latency measurement bag is carried in the latency measurement bag, and the routing iinformation between the REC to the RE to be measured, receive the DELAY RESPONSE bag of the RE feedbacks to be measured, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to first moment and second moment；

The RE to be measured is used to receive the latency measurement bag that the REC is sent, and to the REC transmission delays response bag, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag.

With reference to the 5th aspect, in the first possible implementation, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The REC is additionally operable to determine up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment, and the 4th moment is that the REC receives the latency measurement At the time of bag.

With reference to the 5th aspect, or the first possible implementation in terms of the 5th, in second of possible implementation, the REC is additionally operable to take multiple measurements the up path time delay and/or downlink path time delay between the REC and the RE to be measured by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

Sixth aspect present invention provides a kind of path delay of time measuring system, including：

Radio equipment controller REC and wireless device RE to be measured;

The RE to be measured, which is used to measure to the REC transmission delays, to be wrapped, and the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

The REC receives the latency measurement bag that the RE to be measured is sent, up path time delay between the REC and the RE to be measured is determined according to first moment and the second moment, at the time of second moment is that the REC receives the latency measurement bag.

With reference to the 6th aspect, in the first possible implementation, the REC is additionally operable to send the first DELAY RESPONSE bag to the RE to be measured, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, receive the second DELAY RESPONSE bag that the RE to be measured is sent, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment；

The RE to be measured is additionally operable to receive the first DELAY RESPONSE bag that the REC is sent, and the second DELAY RESPONSE bag is sent to the REC.

With reference to the 6th aspect, or the first possible implementation in terms of the 6th, in second of possible implementation, the REC is additionally operable to take multiple measurements the up path time delay and/or downlink path time delay between the REC and the RE to be measured by the latency measurement bag and the DELAY RESPONSE bag Obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

Seventh aspect present invention provides radio equipment controller, including：The first moment that radio equipment controller REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in amount bag, the latency measurement bag；

The second moment that the RE to be measured receives the latency measurement bag is carried in first receiving unit, the DELAY RESPONSE bag for receiving the RE feedbacks to be measured, the DELAY RESPONSE bag；

First descending determining unit, for determining the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

With reference to the 7th aspect, in the first possible implementation, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The radio equipment controller also includes：

First up determining unit, for determining the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

Eighth aspect present invention provides a kind of radio equipment controller, including：

First input unit, the first output device and first processor；

The first processor performs following flow：The first moment that radio equipment controller REC sends the latency measurement bag is carried in bag, and the routing iinformation between the REC to the RE to be measured, receive the DELAY RESPONSE bag of the RE feedbacks to be measured, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network. With reference to eighth aspect, in the first possible implementation, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The first processor also performs following flow：

The up path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

Ninth aspect present invention provides a kind of wireless device to be measured, including：

Second receiving unit, the latency measurement bag that the radio equipment controller REC of time synchronized is sent had been carried out for receiving, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to wireless device RE to be measured are carried in the latency measurement bag；

Second transmitting element, for the REC transmission delays response bag, the second moment that the RE to be measured receives the latency measurement bag to be carried in the DELAY RESPONSE bag；

Tenth aspect present invention provides a kind of wireless device to be measured, including：

Secondary input device, the second output device and second processor；

The second processor performs following flow：

Receive and carried out the latency measurement bag that the radio equipment controller REC of time synchronized is sent, the first moment that the REC sends the latency measurement bag is carried in the latency measurement bag, and the routing iinformation between the REC to wireless device RE to be measured, to the REC transmission delays response bag, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, so that the REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Tenth one side of the invention provides a kind of wireless device to be measured, including：

Acquiring unit, the first moment for obtaining wireless device RE transmission delays measurement bag to be measured；3rd transmitting element, is wrapped for being measured to the radio equipment controller REC transmission delays for having carried out time synchronized, and the wireless device RE to be measured is carried in the latency measurement bag and sends the latency measurement First moment of bag, and the routing iinformation between the RE to be measured to the REC；

With reference to the tenth on the one hand, in the first possible implementation, the wireless device to be measured also includes：3rd receiving unit, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried for receiving in the first DELAY RESPONSE bag that the REC is sent, the first DELAY RESPONSE bag；

4th transmitting element, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried for being sent to the REC in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag；

The twelfth aspect of the present invention provides a kind of wireless device to be measured, including：

3rd input unit, the 3rd output device and the 3rd processor；

The following flow of 3rd computing device：

Determine the first moment of wireless device RE transmission delays measurement bag to be measured, bag is measured to the radio equipment controller REC transmission delays for having carried out time synchronized, the first moment that the wireless device RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；So that the REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；At the time of second moment is that the REC receives the latency measurement bag；Interconnected between the REC and the RE to be measured by transmitting bearer network.

With reference to the 12nd aspect, in the first possible implementation, the 3rd processor also performs following flow：

Receive the first DELAY RESPONSE bag that the REC is sent, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, sent to the REC in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag and carry the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag；So that the REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment. The aspect of the present invention the 13rd provides a kind of radio equipment controller, including：Prolong and the first moment that the RE to be measured sends the latency measurement bag is carried in measurement bag, the latency measurement bag, and the routing iinformation between the RE to be measured to radio equipment controller REC；

Second up determining unit, for determining the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

With reference to the 13rd aspect, in the first possible implementation, the radio equipment controller also includes：

5th transmitting element, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried for being sent to the RE to be measured in first DELAY RESPONSE bag, the first DELAY RESPONSE bag；

5th receiving unit, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried for receiving in the second DELAY RESPONSE bag that the RE to be measured is sent, the second DELAY RESPONSE bag；Second descending determining unit, described in being determined according to the 3rd moment and the 4th moment

Downlink path time delay between REC and the RE to be measured.

Fourteenth aspect of the present invention provides a kind of radio equipment controller, including：

4th input unit, the 4th output device and fourth processor；

The fourth processor performs following flow：The first moment that the RE to be measured sends the latency measurement bag is carried in measurement bag, and the routing iinformation between the RE to be measured to radio equipment controller REC, the up path time delay between the REC and the RE to be measured is determined according to first moment and the second moment；

Pass through transmission 7 between the REC and the RE to be measured | carry network interconnection.

With reference to fourteenth aspect, in the first possible implementation, the fourth processor also performs following flow：

Sent to the RE to be measured and the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, the first DELAY RESPONSE bag, receive the second time delay that the RE to be measured is sent The 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried in response bag, the second DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment.

As can be seen that the embodiment of the present invention has the advantages that from above technical scheme：

In the embodiment of the present invention, REC can be measured to RE transmission delays to be measured and wrapped, and the first moment of the REC transmission delays measurement bag is carried in the latency measurement bag（I.e. one timestamp）, and the routing iinformation between REC to RE to be measured, then, REC can receive in the DELAY RESPONSE bag of RE feedbacks to be measured, the DELAY RESPONSE bag and carry the second moment that RE to be measured receives latency measurement bag（That is another timestamp), the downlink path time delay between REC and RE to be measured can be then determined according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can be more embodied, therefore, it is possible to accurately be measured to the path delay of time between REC and RE based on transmission bearer network interconnection.

Brief description of the drawings

Fig. 1 is path time-delay measuring method one embodiment schematic diagram in the embodiment of the present invention；

Fig. 2 is time-delay measuring method another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 3 is time-delay measuring method another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 4 is time-delay measuring method another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 5 is time-delay measuring method another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 6 is time-delay measuring method another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 7 is path latency measurement system one embodiment schematic diagram in the embodiment of the present invention；

Fig. 8 is latency measurement system another embodiment schematic diagram in path in the embodiment of the present invention；

Fig. 9 is radio equipment controller one embodiment schematic diagram in the embodiment of the present invention；

Figure 10 is another embodiment schematic diagram of radio equipment controller in the embodiment of the present invention；

Figure 11 is wireless device one embodiment schematic diagram in the embodiment of the present invention；

Figure 12 is another embodiment schematic diagram of wireless device in the embodiment of the present invention；

Figure 13 is another embodiment schematic diagram of wireless device in the embodiment of the present invention；

Figure 14 is another embodiment schematic diagram of wireless device in the embodiment of the present invention；

Figure 15 is another embodiment schematic diagram of radio equipment controller in the embodiment of the present invention； Figure 16 is another embodiment schematic diagram of radio equipment controller in the embodiment of the present invention.

Embodiment

The embodiments of the invention provide a kind of path delay of time measuring method, system and relevant apparatus, accurately the path delay of time between REC and RE based on the load network interconnection of transmission 7 can be measured.

In path delay of time measuring method in the embodiment of the present invention, transmission packet or measurement it can be wrapped between REC and RE to be measured, and carry timestamp in the packet or measurement bag, it is appreciated that, special measurement bag can also be set between REC and RE to be measured, and timestamp is carried in the measurement bag, so the path delay of time between REC and RE to be measured can be determined according to these timestamps.

In actual applications, the initiator of packet or measurement bag both can be REC, or RE to be measured, be described separately below：

First, initiator is REC:

In the present embodiment, packet or measurement bag actively can be sent to determine the path delay of time between REC and RE to be measured to RE to be measured from REC, specifically referring to path time-delay measuring method one embodiment in Fig. 1, the embodiment of the present invention includes：

101st, REC is measured to the RE transmission delays to be measured for having carried out time synchronized and wrapped；

In the present embodiment, when New-deployed Network between REC and RE to be measured, REC can be wrapped to the RE transmission delays measurement to be measured, and the first moment that REC sends the latency measurement bag, and the routing iinformation between REC to RE to be measured are carried in the latency measurement bag.

Pass through transmission 7 between REC and RE to be measured in the present embodiment | carry network interconnection.

Due to carrying the routing iinformation between REC to RE to be measured in the latency measurement bag, so the latency measurement bag can be transferred to RE to be measured by the transmission bearer network between REC and RE to be measured.

It should be noted that the accuracy in order to ensure latency measurement, REC must carry out time synchronized between RE to be measured so that REC local clock and RE to be measured local clock are consistent.

In actual applications, except when between REC and RE to be measured during New-deployed Network, outside REC can be wrapped to RE transmission delays to be measured measurement, REC can also be measured to RE transmission delays to be measured on other opportunitys and wrapped, for example when the performance indications of REC sides are unsatisfactory for prerequisite, situations such as either only needing to measurement downlink path time delay, does not limit specifically herein.

102nd, REC receives the DELAY RESPONSE bag of RE feedbacks to be measured；

After REC is measured to RE transmission delays to be measured to be wrapped, it is anti-that REC can receive the RE to be measured The second moment that RE to be measured receives latency measurement bag is carried in the DELAY RESPONSE bag of feedback, the DELAY RESPONSE bag.

103rd, REC determines the downlink path time delay between REC and RE to be measured according to the first moment and the second moment.

REC can know the first moment for itself sending the latency measurement bag, it can know that RE to be measured receives the second moment of latency measurement bag from step 102 again, so REC can determine the downlink path time delay between REC and RE to be measured according to the first moment and the second moment.

In the present embodiment, REC can be measured to RE transmission delays to be measured and wrapped, the first moment of the REC transmission delays measurement bag is carried in the latency measurement bag, and the routing iinformation between REC to RE to be measured, then, REC can receive the DELAY RESPONSE bag of RE feedbacks to be measured, the second moment that RE to be measured receives latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between REC and RE to be measured can be then determined according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between REC and RE based on transmission bearer network interconnection.

Path time-delay measuring method in the embodiment of the present invention is described from REC angle above, path time-delay measuring method in the embodiment of the present invention is described from RE to be measured angle below, referring to Fig. 2, time-delay measuring method another embodiment in path includes in the embodiment of the present invention：

201st, RE to be measured, which is received, had carried out the latency measurement bag that the REC of time synchronized is sent；In the present embodiment, when New-deployed Network between REC and RE to be measured, REC can be wrapped to the RE transmission delays measurement to be measured, and the first moment that REC sends the latency measurement bag, and the routing iinformation between REC to RE to be measured are carried in the latency measurement bag.

Due to carrying the routing iinformation between REC to RE to be measured in the latency measurement bag, so the latency measurement bag can be transferred to RE to be measured by the transmission bearer network between REC and RE to be measured, so RE to be measured can receive the latency measurement bag.

202nd, RE to be measured is to REC transmission delay response bags.

, can be to the REC feedback delay after RE to be measured receives the latency measurement bag of REC transmissions The second moment that RE to be measured receives latency measurement bag is carried in response bag, the DELAY RESPONSE bag.

RE to be measured can then cause REC to determine the downlink path time delay between REC and RE to be measured according to the first moment and the second moment to after REC transmission delay response bags.

In order to make it easy to understand, path time-delay measuring method in the embodiment of the present invention is described the angle interacted below between REC and RE to be measured, referring to Fig. 3, time-delay measuring method another embodiment in path includes in the embodiment of the present invention：

301st, REC is measured to the RE transmission delays to be measured for having carried out time synchronized and wrapped；

For example, in the present embodiment, the routing iinformation carried in the latency measurement bag that REC is sent can be

" REC-SERVER3-ROUTER7-RE4 ", wherein, RE4 is RE to be measured, and the first moment carried in the latency measurement bag can be 143001500, then it represents that at the time of REC sends the latency measurement bag for 14 points 01 second 30 minutes 500 milliseconds.

302nd, RE to be measured receives the latency measurement bag that REC is sent；

The routing iinformation between REC to RE to be measured is carried in the latency measurement bag sent due to REC, so the latency measurement bag can be transferred to RE to be measured by the transmission bearer network between REC and RE to be measured, so RE to be measured can receive the latency measurement bag.

In the present embodiment, the latency measurement bag that REC is sent is reachable RE4 by SERVER3 and ROUTER7 forwarding. 303rd, RE to be measured is to REC transmission delay response bags；

After RE to be measured receives the latency measurement bag of REC transmissions, can be to the REC feedback delay response bags, the second moment that RE to be measured receives latency measurement bag is carried in the DELAY RESPONSE bag, and RE to be measured sends the 3rd moment of the DELAY RESPONSE bag.

In the present embodiment, the second moment carried in the DELAY RESPONSE bag that RE to be measured is sent can be

143001550, then represent at the time of RE to be measured receives the latency measurement bag for 14 points 01 second 30 minutes 550 milliseconds, the 3rd moment carried in the DELAY RESPONSE bag can be 143001560, then represent at the time of RE to be measured sends the DELAY RESPONSE bag for 14 points 01 second 30 minutes 560 milliseconds, it should be noted that, 14 points of 01 second 30 minutes 550 milliseconds to 14 points 01 second 30 minutes times between 560 milliseconds can be the duration of RE inter-process to be measured, not consider in the path delay of time.

304th, REC determines the downlink path time delay between REC and RE to be measured according to the first moment and the second moment；

In the present embodiment, REC can know the first moment for itself sending the latency measurement bag, it can know that RE to be measured receives the second moment of latency measurement bag from step 102 again, so REC can determine the downlink path time delay between REC and RE to be measured according to the first moment and the second moment.

Specifically, REC can regard the difference between the second moment and the first moment as the downlink path time delay between REC and RE to be measured.

In actual applications, REC can know the first moment for 14 points 01 second 30 minutes 500 milliseconds, the second moment be 14 points 01 second 30 minutes 550 milliseconds, then REC can be by the difference between them, i.e. 50 milliseconds, it is used as the downlink path time delay between REC and RE to be measured.

Or,

Numerical value after difference between second moment and the first moment can also be added preset time delay amount of redundancy by REC is used as the downlink path time delay between REC and RE to be measured.

In actual applications, REC can know the first moment for 14 points 01 second 30 minutes 500 milliseconds, second moment be 14 points 01 second 30 minutes 550 milliseconds, then the difference between them, i.e., 50 millisecond can be added preset time delay amount of redundancy by REC, such as 30 milliseconds, numerical value afterwards, i.e., 80 millisecond, are used as the downlink path time delay between REC and RE to be measured.

It should be noted that the time delay amount of redundancy is variable element, it is specifically relevant with the Congestion Level SPCC and/or type of service of current transmission bearer network, and for example Congestion Level SPCC is higher, then the time delay amount of redundancy is bigger, P2P Business is more, then the time delay amount of redundancy is bigger, and vice versa, it is to be understood that in actual applications, and the time delay amount of redundancy can also be related to transmitting the other factors of bearer network, does not limit herein specifically.

305th, REC determines the up path time delay between REC and RE to be measured according to the 3rd moment and the 4th moment.

In the present embodiment, it can also carry for the 3rd moment in the DELAY RESPONSE bag that RE to be measured is sent, then

REC can determine the up path time delay between REC and RE to be measured according to the 3rd moment and the 4th moment, at the time of the 4th moment was that REC receives latency measurement bag.

Specifically, REC can regard the difference between the 4th moment and the 3rd moment as the up path time delay between REC and RE to be measured.

In actual applications, REC can know the 3rd moment for 14 points 01 second 30 minutes 560 milliseconds, REC receive the 4th moment of the DELAY RESPONSE bag for 14 points 01 second 30 minutes 630 milliseconds, then REC can be by the difference between them, i.e. 70 milliseconds, it is used as the up path time delay between REC and RE to be measured.

Or,

Numerical value after difference between 4th moment and the 3rd moment can also be added preset time delay amount of redundancy by REC is used as the up path time delay between REC and RE to be measured.

In actual applications, REC can know the 3rd moment for 14 points 01 second 30 minutes 560 milliseconds, 4th moment be 14 points 01 second 30 minutes 630 milliseconds, then the difference between them, i.e., 70 millisecond can be added preset time delay amount of redundancy by REC, such as 30 milliseconds, numerical value afterwards, i.e., 100 millisecond, are used as the up path time delay between REC and RE to be measured.

It should be noted that, the time delay amount of redundancy is variable element, and it is specifically relevant with the Congestion Level SPCC and/or type of service of current transmission bearer network, and for example Congestion Level SPCC is higher, then the time delay amount of redundancy is bigger, P2P business is more, then the time delay amount of redundancy is bigger, and vice versa, it is appreciated that, in actual applications, the time delay amount of redundancy can also be related to transmitting the other factors of bearer network, does not limit herein specifically.

In the present embodiment, the sequencing being not carried out between step 304 and step 305 can first carry out step 304, can also first carry out step 305, and step 304 and step 305 can also be performed simultaneously, is not limited herein specifically.

Illustrated in above embodiment exemplified by once determining the path delay of time, it is appreciated that, in actual applications, can also be within certain preset cycle, the up path time delay and/or downlink path time delay between REC and RE to be measured are taken multiple measurements by above-mentioned latency measurement bag and DELAY RESPONSE bag, obtained Multiple alternative up path time delays and/or multiple alternative downlink path time delays；

Then using the maximum or average value of Yanzhong during alternative up path as the up path time delay between REC and RE to be measured, and/or, it regard the maximum or average value of Yanzhong during alternative downlink path as the downlink path time delay between REC and RE to be measured.

For example, within the cycle of 5 minutes, altogether 5 times to path latency measurement, wherein, alternative up path time delay is 70 milliseconds, 65 milliseconds, 80 milliseconds, 120 milliseconds and 50 milliseconds, alternative downlink path time delay is 55 milliseconds, 40 milliseconds, 40 milliseconds, 50 milliseconds and 35 milliseconds, then can be by 120 milliseconds of the maximum of Yanzhong during alternative up path, either 77 milliseconds of average value is used as up path time delay, and can be by 55 milliseconds of the maximum of Yanzhong during alternative downlink path, either 44 milliseconds of average value is used as downlink path time delay.

It is understood that in actual applications, can also using more modes from alternative up path time delay and alternative downlink path when Yanzhong select up path time delay and downlink path time delay, it is specific that here is omitted.

In the present embodiment, REC can be measured to RE transmission delays to be measured and wrapped, the first moment of the REC transmission delays measurement bag is carried in the latency measurement bag, and the routing iinformation between REC to RE to be measured, then, REC can receive the DELAY RESPONSE bag of RE feedbacks to be measured, RE to be measured is carried in the DELAY RESPONSE bag and receives the second moment of latency measurement bag and the 3rd moment of RE transmission delays response bag to be measured, REC can know the 4th moment for receiving the DELAY RESPONSE bag.

Then REC can determine the downlink path time delay between REC and RE to be measured according to first moment and the second moment, and the up path time delay between REC and RE to be measured can be determined according to the 3rd moment and the 4th moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately to based on transmission 7 | the path delay of time between the REC and RE of load network interconnection measures.

2nd, initiator is RE to be measured:

In the present embodiment, packet or measurement bag actively can be sent to determine the path delay of time between REC and RE to be measured to REC from RE to be measured, specifically referring to Fig. 4, time-delay measuring method another embodiment in path includes in the embodiment of the present invention：

401st, the first moment of RE transmission delays measurement bag to be measured is obtained； When RE to be measured, which prepares to measure to REC transmission delays, to be wrapped, the first moment of RE transmission delays measurement bag to be measured can be obtained.

402nd, RE to be measured is measured to the REC transmission delays for having carried out time synchronized and wrapped.

In the present embodiment, when RE to be measured needs to add the network having built up, REC transmission delays measurement bag in the network that the RE to be measured can have built up to this, the first moment that RE to be measured sends the latency measurement bag, and the routing iinformation between REC to RE to be measured are carried in the latency measurement bag.

Due to carrying the routing iinformation between REC to RE to be measured in the latency measurement bag, so the latency measurement bag can be transferred to REC by the transmission bearer network between REC and RE to be measured.

In actual applications, except when when RE to be measured needs to add the network having built up, outside RE to be measured can be wrapped to the measurement of REC transmission delays, RE to be measured can also be measured to REC transmission delays on other opportunitys and wrapped, for example when the performance indications of RE sides to be measured are unsatisfactory for prerequisite, situations such as either only needing to measurement up path time delay, does not limit specifically herein.

After RE to be measured is wrapped to the measurement of REC transmission delays, then REC can be caused to determine the up path time delay between REC and RE to be measured according to the first moment and the second moment, at the time of second moment is that REC receives latency measurement bag.

In the present embodiment, RE to be measured can be measured to REC transmission delays and wrapped, the first moment of RE transmission delays measurement bag to be measured is carried in the latency measurement bag, and the routing iinformation between REC to RE to be measured, REC can know the second moment for receiving the latency measurement bag, the up path time delay between REC and RE to be measured can be then determined according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, measured therefore, it is possible to the path delay of time between REC and RE accurately to carrying network interconnection based on transmission 7.

Path time-delay measuring method in the embodiment of the present invention is described from RE to be measured angle above, path time-delay measuring method in the embodiment of the present invention is described from REC angle below, referring to Fig. 5, time-delay measuring method another embodiment in path includes in the embodiment of the present invention： 501st, REC, which is received, had carried out the latency measurement bag that the RE of time synchronized is sent；

In the present embodiment, when RE to be measured wishes to add the network set up, REC receives latency measurement bag from RE to be measured, and the first moment that RE to be measured sends the latency measurement bag, and the routing iinformation between REC to RE to be measured are carried in the latency measurement bag.

Due to carrying the routing iinformation between REC to RE to be measured in the latency measurement bag, so the latency measurement bag can be transferred to REC by the transmission bearer network between REC and RE to be measured, so REC can receive the latency measurement bag.

502nd, REC determines the up path time delay between REC and RE to be measured according to the first moment and the second moment.

In the present embodiment, REC can know the second moment for itself receiving the latency measurement bag, it can know that RE to be measured sends the first moment of the latency measurement bag from step 501 again, so REC can determine the up path time delay between REC and RE to be measured according to the first moment and the second moment.

In the present embodiment, REC can receive latency measurement bag from RE to be measured, the first moment of RE transmission delays measurement bag to be measured is carried in the latency measurement bag, and the routing iinformation between REC to RE to be measured, REC can know the second moment for receiving the latency measurement bag, the up path time delay between REC and RE to be measured can be then determined according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, measured therefore, it is possible to the path delay of time between REC and RE accurately to carrying network interconnection based on transmission 7.

In order to make it easy to understand, path time-delay measuring method in the embodiment of the present invention is described the angle interacted below between REC and RE to be measured, referring to Fig. 6, time-delay measuring method another embodiment in path includes in the embodiment of the present invention：

601st, RE to be measured is measured to the REC transmission delays for having carried out time synchronized and wrapped.

Pass through transmission 7 between REC and RE to be measured in the present embodiment | carry network interconnection. Due to carrying the routing iinformation between REC to RE to be measured in the latency measurement bag, so the latency measurement bag can be transferred to REC by the transmission bearer network between REC and RE to be measured.

For example, in the present embodiment, the routing iinformation carried in the latency measurement bag that RE to be measured is sent can be " RE4- ROUTER7-SERVER3- REC ", wherein, RE4 is RE to be measured, the first moment carried in the latency measurement bag can be 150000500, then it represents that at the time of RE to be measured sends the latency measurement bag for 15 points 00 second 00 minute 500 milliseconds.

602nd, REC receives the latency measurement bag that RE to be measured is sent；

In the present embodiment, when RE to be measured wishes to add the network set up, REC can receive latency measurement bag from RE to be measured, and the first moment that RE to be measured sends the latency measurement bag, and the routing iinformation between REC to RE to be measured are carried in the latency measurement bag.

When REC receives latency measurement bag, the second moment for receiving latency measurement bag can be recorded, for example, can be 150000600, then it represents that at the time of REC receives the latency measurement bag for 15 points 00 second 00 minute 600 milliseconds.

603rd, REC sends the first DELAY RESPONSE bag to RE to be measured；

REC is received after the latency measurement bag that RE to be measured is sent, the first DELAY RESPONSE bag can be sent to the RE to be measured, the 3rd moment that REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, for example can be 150000650, then represent at the time of REC sends the first DELAY RESPONSE bag for 15 points 00 second 00 minute 650 milliseconds, it should be noted that, 15 points of 00 second 00 minute 600 milliseconds to 15 points 00 second 00 minute times between 650 milliseconds can be the duration of REC inter-process, not consider in the path delay of time.

604th, RE to be measured sends the second DELAY RESPONSE bag to REC；

RE to be measured is received after the first DELAY RESPONSE bag of REC transmissions, can feed back the second DELAY RESPONSE bag to REC, and RE to be measured receives the first DELAY RESPONSE bag the is carried in the second DELAY RESPONSE bag Four moment, for example, can be 150000690, then it represents that at the time of RE to be measured receives the first DELAY RESPONSE bag for 15 points 00 second 00 minute 690 milliseconds.

605th, REC determines the up path time delay between REC and RE to be measured according to the first moment and the second moment；

In the present embodiment, REC can know the first moment of RE transmission delays measurement bag to be measured, the second moment for itself receiving the latency measurement bag can be obtained again, so REC can determine the up path time delay between REC and RE to be measured according to the first moment and the second moment.

Specifically, REC can regard the difference between the second moment and the first moment as the up path time delay between REC and RE to be measured.

In actual applications, REC can know the first moment for 15 points 00 second 00 minute 500 milliseconds, the second moment be 15 points 00 second 00 minute 600 milliseconds, then REC can be by the difference between them, i.e. 100 milliseconds, it is used as the up path time delay between REC and RE to be measured.

Or,

Numerical value after difference between second moment and the first moment can also be added preset time delay amount of redundancy by REC is used as the up path time delay between REC and RE to be measured.

In actual applications, REC can know the first moment for 15 points 00 second 00 minute 500 milliseconds, second moment be 15 points 00 second 00 minute 600 milliseconds, then the difference between them, i.e., 100 millisecond can be added preset time delay amount of redundancy by REC, such as 30 milliseconds, numerical value afterwards, i.e., 130 millisecond, are used as the up path time delay between REC and RE to be measured.

606th, REC determines the downlink path time delay between REC and RE to be measured according to the 4th moment and the 3rd moment.

In the present embodiment, REC can know that REC sends the 3rd moment of the first DELAY RESPONSE bag, the 4th moment that RE to be measured receives the first DELAY RESPONSE bag can be obtained again, so REC can determine the downlink path time delay between REC and RE to be measured according to the 3rd moment and the 4th moment.

Specifically, REC can regard the difference between the 4th moment and the 3rd moment as REC and RE to be measured Between downlink path time delay.

In actual applications, REC can know the 3rd moment for 15 points 00 second 00 minute 650 milliseconds, the 4th moment be 15 points 00 second 00 minute 690 milliseconds, then REC can be by the difference between them, i.e. 40 milliseconds, it is used as the downlink path time delay between REC and RE to be measured.

Or,

Numerical value after difference between 4th moment and the 3rd moment can also be added preset time delay amount of redundancy by REC is used as the downlink path time delay between REC and RE to be measured.

In actual applications, REC can know the 3rd moment for 15 points 00 second 00 minute 650 milliseconds, 4th moment be 15 points 00 second 00 minute 690 milliseconds, then the difference between them, i.e., 40 millisecond can be added preset time delay amount of redundancy by REC, such as 30 milliseconds, numerical value afterwards, i.e., 70 millisecond, are used as the downlink path time delay between REC and RE to be measured.

In the present embodiment, the sequencing being not carried out between step 605 and step 606 can first carry out step 605, can also first carry out step 606, and step 605 and step 606 can also be performed simultaneously, is not limited herein specifically.

Illustrated in above embodiment exemplified by once determining the path delay of time, it is appreciated that, in actual applications, can also be within certain preset cycle, the up path time delay and/or downlink path time delay between REC and RE to be measured are taken multiple measurements by above-mentioned latency measurement bag and DELAY RESPONSE bag, multiple alternative up path time delays and/or multiple alternative downlink path time delays is obtained；

Then using the maximum of Yanzhong during alternative up path as the up path time delay between REC and RE to be measured, and/or, it regard the maximum of Yanzhong during alternative downlink path as the downlink path time delay between REC and RE to be measured.

For example, within the cycle of 5 minutes, altogether 5 times to path latency measurement, wherein, alternative up path time delay is 70 milliseconds, 65 milliseconds, 80 milliseconds, 120 milliseconds and 50 milliseconds, alternative downlink path time delay is 55 milliseconds, 40 milliseconds, 40 milliseconds, 50 milliseconds and 35 milliseconds, then can be by 120 milliseconds of the maximum of Yanzhong during alternative up path, or 77 milliseconds of average value is as up path time delay, and 55 milliseconds of the maximum of Yanzhong during alternative downlink path, or 44 milliseconds of average value can be regard as downlink path time delay.

In the present embodiment, RE to be measured can be measured to REC transmission delays and wrapped, the first moment of RE transmission delays measurement bag to be measured is carried in the latency measurement bag, and the routing iinformation between REC to RE to be measured, REC can know the second moment for itself receiving the latency measurement bag, then, REC can feed back the first DELAY RESPONSE bag to RE to be measured, the 3rd moment that REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, and REC can receive the second DELAY RESPONSE bag from RE to be measured, the 4th moment that RE to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag.

Then REC can determine the up path time delay between REC and RE to be measured according to first moment and the second moment, and the downlink path time delay between REC and RE to be measured can be determined according to the 3rd moment and the 4th moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately to based on transmission 7 | the path delay of time between the REC and RE of load network interconnection measures.

The path delay of time measuring method in the embodiment of the present invention is described above, the path delay of time measuring system in the embodiment of the present invention is described below, referring to Fig. 7, path delay of time measuring system one embodiment of the invention includes：

Radio equipment controller 701 and wireless device to be measured 702;

Interconnected between radio equipment controller 701 and the wireless device to be measured 702 by transmitting bearer network, and carried out time synchronized；The first moment that radio equipment controller 701 sends the latency measurement bag is carried in the latency measurement bag, and the routing iinformation that radio equipment controller 701 is arrived between the RE to be measured, receive the DELAY RESPONSE bag that the wireless device to be measured 702 feeds back, the second moment that the wireless device to be measured 702 receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between radio equipment controller 701 and the wireless device to be measured 702 is determined according to first moment and second moment； The wireless device to be measured 702 is used for the latency measurement bag for receiving the transmission of radio equipment controller 701, to the transmission delay response bag of radio equipment controller 701, the second moment that the wireless device to be measured 702 receives the latency measurement bag is carried in the DELAY RESPONSE bag.

The 3rd moment that the wireless device to be measured 702 sends the DELAY RESPONSE bag can also be further carried in DELAY RESPONSE bag in the present embodiment；

Radio equipment controller 701 is additionally operable to determine up path time delay between the radio equipment controller 701 and the wireless device to be measured 702 according to the 3rd moment and the 4th moment, at the time of the 4th moment is that radio equipment controller 701 receives the latency measurement bag.

In the present embodiment, radio equipment controller 701 is additionally operable to take multiple measurements the up path time delay and/or downlink path time delay between radio equipment controller 701 and wireless device to be measured 702 by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between radio equipment controller 701 and the wireless device to be measured 702, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between radio equipment controller 701 and the wireless device to be measured 702.

Specific interaction and mode in path delay of time measuring system in the present embodiment between radio equipment controller 701 and wireless device 702 to be measured is similar with the content described in foregoing embodiment illustrated in fig. 3, and here is omitted.Bag, the first moment of the transmission delay of radio equipment controller 701 measurement bag is carried in the latency measurement bag, and the routing iinformation that radio equipment controller 701 is arrived between wireless device 702 to be measured, then, radio equipment controller 701 can receive the DELAY RESPONSE bag that wireless device 702 to be measured feeds back, wireless device 702 to be measured is carried in the DELAY RESPONSE bag and receives the second moment of latency measurement bag and the 3rd moment of the transmission delay response bag of wireless device to be measured 702, radio equipment controller 701 can know the 4th moment for receiving the DELAY RESPONSE bag.

Then radio equipment controller 701 can determine the downlink path time delay between radio equipment controller 701 and wireless device to be measured 702 according to first moment and the second moment, and the up path time delay between radio equipment controller 701 and wireless device to be measured 702 can be determined according to the 3rd moment and the 4th moment, so the embodiment of the present invention can be by the way of the increase timestamp in the packet of actual transmissions or measurement bag To measure the exact path time delay at two ends, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can be more embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller 701 and wireless device to be measured 702 based on transmission bearer network interconnection.

Fig. 8 is referred to, path delay of time measuring system one embodiment of the invention includes：

Radio equipment controller 801 and wireless device to be measured 802;

Interconnected between the radio equipment controller 801 and the wireless device to be measured 802 by transmitting bearer network, and carried out time synchronized；

The wireless device to be measured 802, which is used to measure to the transmission delay of radio equipment controller 801, to be wrapped, the first moment that the wireless device to be measured 802 sends the latency measurement bag, and the routing iinformation that the wireless device to be measured 802 is arrived between the radio equipment controller 801 are carried in the latency measurement bag；The radio equipment controller 801 receives the latency measurement bag that the wireless device to be measured 802 is sent, up path time delay between the radio equipment controller 801 and the wireless device to be measured 802 is determined according to first moment and the second moment, at the time of second moment is that the radio equipment controller 801 receives the latency measurement bag.

In the present embodiment, radio equipment controller 801 can also be further used for sending the first DELAY RESPONSE bag to the wireless device 802 to be measured, the 3rd moment that the radio equipment controller 801 sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, receive the second DELAY RESPONSE bag that the wireless device to be measured 802 is sent, the 4th moment that the wireless device to be measured 802 receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag, the downlink path time delay between the radio equipment controller 801 and the wireless device to be measured 802 is determined according to the 3rd moment and the 4th moment；

The wireless device to be measured 802 is additionally operable to receive the first DELAY RESPONSE bag that the radio equipment controller 801 is sent, and the second DELAY RESPONSE bag is sent to the radio equipment controller 801.

In the present embodiment, radio equipment controller 801 can also be further used for taking multiple measurements the up path time delay and/or downlink path time delay between the radio equipment controller 801 and the wireless device to be measured 802 by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the radio equipment controller 801 and the wireless device to be measured 802, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the wireless device Downlink path time delay between controller 801 and the wireless device to be measured 802.

Specific interaction and mode in path delay of time measuring system in the present embodiment between radio equipment controller 801 and wireless device 802 to be measured is similar with the content described in foregoing embodiment illustrated in fig. 6, and here is omitted.

In the present embodiment, wireless device 802 to be measured can be measured to the transmission delay of radio equipment controller 801 and wrapped, the first moment of the transmission delay of wireless device 802 measurement bag to be measured is carried in the latency measurement bag, and the routing iinformation that radio equipment controller 801 is arrived between wireless device 802 to be measured, radio equipment controller 801 can know the second moment for itself receiving the latency measurement bag, then, radio equipment controller 801 can feed back the first DELAY RESPONSE bag to wireless device 802 to be measured, the 3rd moment that radio equipment controller 801 sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, and radio equipment controller 801 can receive the second DELAY RESPONSE bag from wireless device 802 to be measured, the 4th moment that wireless device 802 to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag.

Then radio equipment controller 801 can determine the up path time delay between radio equipment controller 801 and wireless device to be measured 802 according to first moment and the second moment, and the downlink path time delay between radio equipment controller 801 and wireless device to be measured 802 can be determined according to the 3rd moment and the 4th moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller 801 and wireless device to be measured 802 based on transmission bearer network interconnection.

Interacting between radio equipment controller and wireless device to be measured is described from the angle of system above, is described below from the angle of autonomous device, referring to Fig. 9, radio equipment controller one embodiment includes in the embodiment of the present invention：Amount bag, carries the first moment that radio equipment controller sends the latency measurement bag in the latency measurement bag, and radio equipment controller is to the routing iinformation between the wireless device to be measured；

The second moment that the wireless device to be measured receives the latency measurement bag is carried in first receiving unit 902, the DELAY RESPONSE bag for receiving the wireless device feedback to be measured, the DELAY RESPONSE bag；First descending determining unit 903, for determining nothing according to first moment and second moment Downlink path time delay between line device controller and the wireless device to be measured；

Interconnected between radio equipment controller and the wireless device to be measured by transmitting bearer network.

The 3rd moment that the wireless device to be measured sends the DELAY RESPONSE bag can also be further carried in DELAY RESPONSE bag in the present embodiment；

Then the radio equipment controller can further include：

First up determining unit 904, for determining the up path time delay between radio equipment controller and the wireless device to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that radio equipment controller receives the latency measurement bag.Similar to the content of the relevant radio equipment controller described in embodiment illustrated in fig. 3 with earlier figures 1, here is omitted.

In the present embodiment, first transmitting element 901 can be measured to wireless device transmission delay to be measured and wrapped, the first moment of the radio equipment controller transmission delay measurement bag is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, then, first receiving unit 902 can receive the DELAY RESPONSE bag of wireless device feedback to be measured, the second moment that wireless device to be measured receives latency measurement bag is carried in the DELAY RESPONSE bag, then the first descending determining unit 903 can determine the downlink path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

The radio equipment controller in the embodiment of the present invention is described from the angle of functional module above, referring to Fig. 10, another embodiment of radio equipment controller includes in the embodiment of the present invention：

First input unit 1001, the first output device 1002 and first processor 1003;

The first processor 1003 performs following flow：The first moment that radio equipment controller sends the latency measurement bag is carried, and radio equipment controller receives the DELAY RESPONSE of the wireless device feedback to be measured to the routing iinformation between the wireless device to be measured Bag, the second moment that the wireless device to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between radio equipment controller and the wireless device to be measured is determined according to first moment and second moment；

The 3rd moment that the wireless device to be measured sends the DELAY RESPONSE bag is also carried in the present embodiment, in DELAY RESPONSE bag；

The first processor 1003 also performs following flow：

The up path time delay between radio equipment controller and the wireless device to be measured is determined according to the 3rd moment and the 4th moment；

At the time of 4th moment is that radio equipment controller receives the latency measurement bag.

In the present embodiment, first processor 1003 can be measured to wireless device transmission delay to be measured and wrapped, the first moment of the radio equipment controller transmission delay measurement bag is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, then, first processor 1003 can receive the DELAY RESPONSE bag of wireless device feedback to be measured, the second moment that wireless device to be measured receives latency measurement bag is carried in the DELAY RESPONSE bag, then first processor 1003 can determine the downlink path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, measured therefore, it is possible to the path delay of time between radio equipment controller and wireless device to be measured accurately to carrying network interconnection based on transmission 7.

The radio equipment controller in the embodiment of the present invention is described above is, wireless device to be measured corresponding with the radio equipment controller is described below, specifically referring to wireless device one embodiment to be measured in Figure 11, the embodiment of the present invention includes：

Second receiving unit 1101, the latency measurement bag that the radio equipment controller of time synchronized is sent had been carried out for receiving, carry the first moment that radio equipment controller sends the latency measurement bag in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured；

Second transmitting element 1102, for radio equipment controller transmission delay response bag, the second moment that wireless device to be measured receives the latency measurement bag to be carried in the DELAY RESPONSE bag；

So that radio equipment controller determines wireless device according to first moment and second moment Earlier figures 1 are similar to the content of the relevant wireless device to be measured described in embodiment illustrated in fig. 3, herein no longer in the present embodiment, second receiving unit 1101 can receive latency measurement bag from radio equipment controller, the first moment of radio equipment controller transmission delay measurement bag is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, then, second transmitting element 1102 can be to radio equipment controller transmission delay response bag, the second moment that wireless device to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, radio equipment controller is then allowd to determine the downlink path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

Readding another embodiment of wireless device to be measured in Figure 12, the embodiment of the present invention includes：

Secondary input device 1201, the second output device 1202 and second processor 1203;

The second processor 1203 performs following flow：

Receive and carried out the latency measurement bag that the radio equipment controller of time synchronized is sent, the first moment that radio equipment controller sends the latency measurement bag is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, to radio equipment controller transmission delay response bag, the second moment that wireless device to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, so that radio equipment controller determines the downlink path time delay between radio equipment controller and wireless device to be measured according to first moment and second moment；

Interconnected between radio equipment controller and wireless device to be measured by transmitting bearer network.

In the present embodiment, second processor 1203 can receive latency measurement bag from radio equipment controller, The first moment of radio equipment controller transmission delay measurement bag is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, then, second processor 1203 can be to radio equipment controller transmission delay response bag, the second moment that wireless device to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, radio equipment controller is then allowd to determine the downlink path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

Above to being actively described from radio equipment controller to wireless device to be measured transmission packet or measurement bag with the situation for determining the path delay of time between radio equipment controller and wireless device to be measured, it is described below to actively being sent packet from wireless device to be measured to radio equipment controller or being measured bag with the situation for determining the path delay of time between radio equipment controller and wireless device to be measured：

Referring to another embodiment of wireless device in Figure 13, the embodiment of the present invention includes：

Acquiring unit 1301, the first moment for obtaining wireless device transmission delay measurement bag to be measured；3rd transmitting element 1302, wrapped for being measured to the radio equipment controller transmission delay for having carried out time synchronized, carry the first moment that the wireless device to be measured sends the latency measurement bag in the latency measurement bag, and wireless device to be measured is to the routing iinformation between radio equipment controller；

So that radio equipment controller determines the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment；

At the time of second moment is that radio equipment controller receives the latency measurement bag；Interconnected between radio equipment controller and wireless device to be measured by transmitting bearer network.

Wireless device to be measured in the present embodiment can further include：

The 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in 3rd receiving unit 1303, the first DELAY RESPONSE bag for receiving radio equipment controller transmission, the first DELAY RESPONSE bag；

4th transmitting element 1304, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried for being sent to radio equipment controller in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag； So that radio equipment controller determines the downlink path time delay between radio equipment controller and the wireless device to be measured according to the 3rd moment and the 4th moment.

Earlier figures 4 are similar to the content of the relevant wireless device to be measured described in embodiment illustrated in fig. 6, herein no longer in the present embodiment, 3rd transmitting element 1302 can be measured to radio equipment controller transmission delay and wrapped, the first moment of wireless device transmission delay measurement bag to be measured is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, radio equipment controller can know the second moment for itself receiving the latency measurement bag, then, radio equipment controller can feed back the first DELAY RESPONSE bag to wireless device to be measured, then the 3rd receiving unit 1303 can receive the first DELAY RESPONSE bag, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, and radio equipment controller can receive the second DELAY RESPONSE bag from the 4th transmitting element 1304 of wireless device to be measured, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag.

Then radio equipment controller can determine the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, and the downlink path time delay between radio equipment controller and wireless device to be measured can be determined according to the 3rd moment and the 4th moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

Readding another embodiment of wireless device to be measured in Figure 14, the embodiment of the present invention includes：

3rd input unit 1401, the 3rd output device 1402 and the 3rd processor 1403;

3rd processor 1403 performs following flow：

Determine the first moment of wireless device transmission delay measurement bag to be measured, bag is measured to the radio equipment controller transmission delay for having carried out time synchronized, the first moment that the wireless device to be measured sends the latency measurement bag is carried in the latency measurement bag, and the wireless device to be measured is between radio equipment controller Routing iinformation；So that radio equipment controller determines the up path time delay between radio equipment controller and the wireless device to be measured according to first moment and the second moment；At the time of second moment is that radio equipment controller receives the latency measurement bag；Between radio equipment controller and the wireless device to be measured network interconnection is carried by transmitting ^.

The 3rd processor 1403 in the present embodiment also performs following flow：

Receive the first DELAY RESPONSE bag that radio equipment controller is sent, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, sent to radio equipment controller in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag and carry the 4th moment that the wireless device to be measured receives the first DELAY RESPONSE bag；So that radio equipment controller determines the downlink path time delay between radio equipment controller and the wireless device to be measured according to the 3rd moment and the 4th moment.

In the present embodiment, 3rd processor 1403 can be measured to radio equipment controller transmission delay and wrapped, the first moment of wireless device transmission delay measurement bag to be measured is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, radio equipment controller can know the second moment for itself receiving the latency measurement bag, then, radio equipment controller can feed back the first DELAY RESPONSE bag to wireless device to be measured, then the 3rd processor 1403 can receive the first DELAY RESPONSE bag, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, and radio equipment controller can receive the second DELAY RESPONSE bag from the 3rd processor 1403 of wireless device to be measured, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag.

The wireless device to be measured in the embodiment of the present invention is described above is, the radio equipment controller corresponding with the wireless device to be measured of description below, specifically referring to another embodiment of radio equipment controller in Figure 15, the embodiment of the present invention includes： 4th receiving unit 1501, the latency measurement bag that the wireless device to be measured of time synchronized is sent had been carried out for receiving, carry the first moment that wireless device to be measured sends the latency measurement bag in the latency measurement bag, and wireless device to be measured is to the routing iinformation between radio equipment controller；

Second up determining unit 1502, for determining the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment；

At the time of second moment is that radio equipment controller receives the latency measurement bag；

Radio equipment controller in the present embodiment can further include：

5th transmitting element 1503, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried for being sent to wireless device to be measured in first DELAY RESPONSE bag, the first DELAY RESPONSE bag；5th receiving unit 1504, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried for receiving in the second DELAY RESPONSE bag that wireless device to be measured is sent, the second DELAY RESPONSE bag；

Second descending determining unit 1505, for determining the downlink path time delay between radio equipment controller and wireless device to be measured according to the 3rd moment and the 4th moment.Similar to the content of the relevant radio equipment controller described in embodiment illustrated in fig. 6 with earlier figures 4, here is omitted.

In the present embodiment, 4th receiving unit 1501 can receive latency measurement bag from wireless device to be measured, the first moment of wireless device transmission delay measurement bag to be measured is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, radio equipment controller can know the second moment for itself receiving the latency measurement bag, then, 5th transmitting element 1503 can feed back the first DELAY RESPONSE bag to wireless device to be measured, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, and the 5th receiving unit 1504 can receive the second DELAY RESPONSE bag from wireless device to be measured, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag.

Then the second up determining unit 1502 can determine the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, and the second descending determining unit 1505 can determine the lower walking along the street between radio equipment controller and wireless device to be measured according to the 3rd moment and the 4th moment Footpath time delay, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can be more embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

The radio equipment controller in the embodiment of the present invention is described from the angle of functional module above, referring to another embodiment of radio equipment controller in Figure 16, the embodiment of the present invention includes：

4th input unit 1601, the 4th output device 1602 and fourth processor 1603;

The fourth processor 1603 performs following flow：The first moment that wireless device to be measured sends the latency measurement bag is carried in bag, and wireless device to be measured determines the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment to the routing iinformation between radio equipment controller；

Fourth processor 1603 in the present embodiment also performs following flow：

The first DELAY RESPONSE bag is sent to wireless device to be measured, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, receive the second DELAY RESPONSE bag that wireless device to be measured is sent, the 4th moment that wireless device to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag, the downlink path time delay between radio equipment controller and wireless device to be measured is determined according to the 3rd moment and the 4th moment.

In the present embodiment, fourth processor 1603 can receive latency measurement bag from wireless device to be measured, the first moment of wireless device transmission delay measurement bag to be measured is carried in the latency measurement bag, and radio equipment controller is to the routing iinformation between wireless device to be measured, radio equipment controller can know the second moment for itself receiving the latency measurement bag, then, fourth processor 1603 can feed back the first DELAY RESPONSE bag to wireless device to be measured, the 3rd moment that radio equipment controller sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, and fourth processor 1603 can receive the second DELAY RESPONSE bag from wireless device to be measured, wireless device to be measured, which is carried, in the second DELAY RESPONSE bag receives the first DELAY RESPONSE bag 4th moment.

Then fourth processor 1603 can determine the up path time delay between radio equipment controller and wireless device to be measured according to first moment and the second moment, and fourth processor 1603 can determine the downlink path time delay between radio equipment controller and wireless device to be measured according to the 3rd moment and the 4th moment, so the embodiment of the present invention can measure the exact path time delay at two ends by the way of the increase timestamp in the packet of actual transmissions or measurement bag, so that the path delay of time so measured is closer in actual application environment, also the influence of various factors in actual application environment can more be embodied, therefore, it is possible to accurately be measured to the path delay of time between radio equipment controller and wireless device to be measured based on transmission bearer network interconnection.

One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can be completed by the related hardware of programmed instruction, and foregoing program can be stored in a computer read/write memory medium, including some instructions are to cause a computer equipment（Can be personal computer, server, or network equipment etc.）Perform all or part of step of each embodiment methods described of the invention.And foregoing storage medium includes：U disks, mobile hard disk, read-only storage（ROM, Read-Only Memory), the arbitrary access person's of depositing device（RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.

Path delay of time measuring method provided by the present invention, system and relevant apparatus are described in detail above, for those of ordinary skill in the art, thought according to the embodiment of the present invention, it will change in specific embodiments and applications, in summary, this specification content should not be construed as limiting the invention.

Claims

Claim

1st, a kind of path delay of time measuring method, it is characterised in that including：

Radio equipment controller REC is measured to the wireless device RE transmission delays to be measured for having carried out time synchronized and wrapped, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in the latency measurement bag；

The REC is received in the DELAY RESPONSE bag of the RE feedbacks to be measured, the DELAY RESPONSE bag and is carried the second moment that the RE to be measured receives the latency measurement bag；

The REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

2nd, according to the method described in claim 1, it is characterised in that the REC determines that the downlink path time delay between the REC and the RE to be measured includes according to first moment and second moment：The REC regard the difference between second moment and first moment as the downlink path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between second moment and first moment is added preset time delay amount of redundancy by the REC is used as the downlink path time delay between the REC and the RE to be measured.

3rd, according to the method described in claim 1, it is characterised in that the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

Methods described also includes：

The REC determines the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

4th, method according to claim 3, it is characterised in that the REC determines that the up path time delay between the REC and the RE to be measured includes according to the 3rd moment and the 4th moment：The REC regard the difference between the 4th moment and the 3rd moment as the up path time delay between the REC and the RE to be measured；

Or,

The REC is superfluous plus preset time delay by the difference between the 4th moment and the 3rd moment Numerical value after surplus is used as the up path time delay between the REC and the RE to be measured.

5th, according to the method described in claim 1, it is characterised in that methods described also includes：Within the preset cycle, the up path time delay and/or downlink path time delay between the REC and the RE to be measured are taken multiple measurements by the latency measurement bag and the DELAY RESPONSE bag, multiple alternative up path time delays and/or multiple alternative downlink path time delays is obtained；

It regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

6th, a kind of path delay of time measuring method, it is characterised in that including：

Wireless device RE to be measured, which is received, had carried out the latency measurement bag that the radio equipment controller REC of time synchronized is sent, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in the latency measurement bag；

The RE to be measured carries the second moment that the RE to be measured receives the latency measurement bag to the REC transmission delays response bag in the DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

7th, method according to claim 6, it is characterized in that, the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag so that the REC determines the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；At the time of 4th moment is that the REC receives the latency measurement bag.

8th, a kind of path delay of time measuring method, it is characterised in that including：

Wireless device RE to be measured is measured to the radio equipment controller REC transmission delays for having carried out time synchronized and wrapped, the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

So that the REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

At the time of second moment is that the REC receives the latency measurement bag；

Interconnected between the REC and the RE to be measured by transmitting bearer network. 9th, path delay of time measuring method according to claim 8, it is characterised in that the RE to be measured includes after measuring bag to the REC transmission delays for having carried out time synchronized：

The RE to be measured, which is received, carries the 3rd moment that the REC sends the first DELAY RESPONSE bag in the first DELAY RESPONSE bag that the REC is sent, the first DELAY RESPONSE bag；

The RE to be measured sends in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag to the REC and carries the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

10th, a kind of path delay of time measuring method, it is characterised in that including：

Radio equipment controller REC, which is received, had carried out the latency measurement bag that the wireless device RE to be measured of time synchronized is sent, the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

The REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

At the time of second moment is that the REC receives the latency measurement bag；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

11st, method according to claim 10, it is characterised in that the REC determines that the up path time delay between the REC and the RE to be measured includes according to first moment and second moment：

The REC regard the difference between second moment and first moment as the up path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between second moment and first moment is added preset time delay amount of redundancy by the REC is used as the up path time delay between the REC and the RE to be measured.

12nd, method according to claim 10, it is characterised in that the REC includes after receiving the latency measurement bag for the RE to be measured transmissions for having carried out time synchronized：

The REC sends to the RE to be measured and the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in first DELAY RESPONSE bag, the first DELAY RESPONSE bag；

The REC receives the second DELAY RESPONSE bag that the RE to be measured is sent, second DELAY RESPONSE The 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried in bag；The REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

13rd, method according to claim 12, it is characterised in that the REC determines that the downlink path time delay between the REC and the RE to be measured includes according to the 3rd moment and the 4th moment：

The REC regard the difference between the 4th moment and the 3rd moment as the downlink path time delay between the REC and the RE to be measured；

Or,

Numerical value after difference between 4th moment and the 3rd moment is added preset time delay amount of redundancy by the REC is used as the downlink path time delay between the REC and the RE to be measured.

14th, method according to claim 10, it is characterised in that methods described also includes：Within the preset cycle, the up path time delay and/or downlink path time delay between the REC and the RE to be measured are taken multiple measurements by the latency measurement bag and the DELAY RESPONSE bag, multiple alternative up path time delays and/or multiple alternative downlink path time delays is obtained；

It regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

15th, a kind of path delay of time measuring system, it is characterised in that including：

Radio equipment controller REC and wireless device RE to be measured;

Interconnected between the REC and the RE to be measured by transmitting bearer network, and carried out time synchronized；

The REC is used to wrap to the RE transmission delays measurement to be measured, the first moment that the REC sends the latency measurement bag is carried in the latency measurement bag, and the routing iinformation between the REC to the RE to be measured, receive the DELAY RESPONSE bag of the RE feedbacks to be measured, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to first moment and second moment；

The RE to be measured is used to receive the latency measurement bag that the REC is sent, to the REC transmission delays response bag, and the RE to be measured receives the latency measurement bag the is carried in the DELAY RESPONSE bag Two moment.

16th, system according to claim 15, it is characterised in that the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The REC is additionally operable to determine up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment, at the time of the 4th moment is that the REC receives the latency measurement bag.

17th, the system according to claim 15 or 16, it is characterised in that

The REC is additionally operable to take multiple measurements the up path time delay and/or downlink path time delay between the REC and the RE to be measured by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

18th, a kind of path delay of time measuring system, it is characterised in that including：

Radio equipment controller REC and wireless device RE to be measured;

Interconnected between the REC and the RE to be measured by transmitting bearer network, and carried out time synchronized；

The RE to be measured, which is used to measure to the REC transmission delays, to be wrapped, and the first moment that the RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

The REC receives the latency measurement bag that the RE to be measured is sent, up path time delay between the REC and the RE to be measured is determined according to first moment and the second moment, at the time of second moment is that the REC receives the latency measurement bag.

19th, system according to claim 18, it is characterised in that

The REC is additionally operable to send the first DELAY RESPONSE bag to the RE to be measured, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, receive the second DELAY RESPONSE bag that the RE to be measured is sent, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment； The RE to be measured is additionally operable to receive the first DELAY RESPONSE bag that the REC is sent, and the second DELAY RESPONSE bag is sent to the REC.

20th, the system according to claim 18 or 19, it is characterised in that

The REC is additionally operable to take multiple measurements the up path time delay and/or downlink path time delay between the REC and the RE to be measured by the latency measurement bag and the DELAY RESPONSE bag, obtain multiple alternative up path time delays and/or multiple alternative downlink path time delays, and it regard the maximum or average value of Yanzhong during the alternative up path as the up path time delay between the REC and the RE to be measured, and/or, it regard the maximum or average value of Yanzhong during the alternative downlink path as the downlink path time delay between the REC and the RE to be measured.

21st, a kind of radio equipment controller, it is characterised in that including：The first moment that radio equipment controller REC sends the latency measurement bag, and the routing iinformation between the REC to the RE to be measured are carried in amount bag, the latency measurement bag；

The second moment that the RE to be measured receives the latency measurement bag is carried in first receiving unit, the DELAY RESPONSE bag for receiving the RE feedbacks to be measured, the DELAY RESPONSE bag；

First descending determining unit, for determining the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

22nd, radio equipment controller according to claim 21, it is characterised in that the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The radio equipment controller also includes：

First up determining unit, for determining the up path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

23rd, a kind of radio equipment controller, it is characterised in that including：

First input unit, the first output device and first processor；

The first processor performs following flow：The first moment that radio equipment controller REC sends the latency measurement bag is carried in bag, and it is described Routing iinformation between REC to the RE to be measured, receive the DELAY RESPONSE bag of the RE feedbacks to be measured, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to first moment and second moment；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

24th, radio equipment controller according to claim 23, it is characterised in that the 3rd moment that the RE to be measured sends the DELAY RESPONSE bag is also carried in the DELAY RESPONSE bag；

The first processor also performs following flow：

The up path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment；

At the time of 4th moment is that the REC receives the latency measurement bag.

25th, a kind of wireless device to be measured, it is characterised in that including：

Second receiving unit, the latency measurement bag that the radio equipment controller REC of time synchronized is sent had been carried out for receiving, the first moment that the REC sends the latency measurement bag, and the routing iinformation between the REC to wireless device RE to be measured are carried in the latency measurement bag；

Second transmitting element, for the REC transmission delays response bag, the second moment that the RE to be measured receives the latency measurement bag to be carried in the DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment；

Network interconnection is carried by transmission 7 between the REC and the RE to be measured.

26th, a kind of wireless device to be measured, it is characterised in that including：

Secondary input device, the second output device and second processor；

The second processor performs following flow：

Receive and carried out the latency measurement bag that the radio equipment controller REC of time synchronized is sent, the first moment that the REC sends the latency measurement bag is carried in the latency measurement bag, and the routing iinformation between the REC to wireless device RE to be measured, to the REC transmission delays response bag, the second moment that the RE to be measured receives the latency measurement bag is carried in the DELAY RESPONSE bag, so that the REC determines the downlink path time delay between the REC and the RE to be measured according to first moment and second moment； Interconnected between the REC and the RE to be measured by transmitting bearer network.

27th, a kind of wireless device to be measured, it is characterised in that including：

Acquiring unit, the first moment for obtaining wireless device RE transmission delays measurement bag to be measured；3rd transmitting element, wrapped for being measured to the radio equipment controller REC transmission delays for having carried out time synchronized, the first moment that the wireless device RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；

So that the REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

At the time of second moment is that the REC receives the latency measurement bag；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

28th, wireless device to be measured according to claim 27, it is characterised in that the wireless device to be measured also includes：

3rd receiving unit, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried for receiving in the first DELAY RESPONSE bag that the REC is sent, the first DELAY RESPONSE bag；

4th transmitting element, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried for being sent to the REC in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag；

So that the REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

29th, a kind of wireless device to be measured, it is characterised in that including：

3rd input unit, the 3rd output device and the 3rd processor；

The following flow of 3rd computing device：

Determine the first moment of wireless device RE transmission delays measurement bag to be measured, bag is measured to the radio equipment controller REC transmission delays for having carried out time synchronized, the first moment that the wireless device RE to be measured sends the latency measurement bag, and the routing iinformation between the RE to be measured to the REC are carried in the latency measurement bag；So that the REC determines the up path time delay between the REC and the RE to be measured according to first moment and the second moment；At the time of second moment is that the REC receives the latency measurement bag；Interconnected between the REC and the RE to be measured by transmitting bearer network.

30th, wireless device to be measured according to claim 29, it is characterised in that the 3rd processing Device also performs following flow：

Receive the first DELAY RESPONSE bag that the REC is sent, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, sent to the REC in the second DELAY RESPONSE bag, the second DELAY RESPONSE bag and carry the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag；So that the REC determines the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

31st, a kind of radio equipment controller, it is characterised in that including：Prolong and the first moment that the RE to be measured sends the latency measurement bag is carried in measurement bag, the latency measurement bag, and the routing iinformation between the RE to be measured to radio equipment controller REC；

Second up determining unit, for determining the up path time delay between the REC and the RE to be measured according to first moment and the second moment；

At the time of second moment is that the REC receives the latency measurement bag；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

32nd, radio equipment controller according to claim 31, it is characterised in that the radio equipment controller also includes：

5th transmitting element, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried for being sent to the RE to be measured in first DELAY RESPONSE bag, the first DELAY RESPONSE bag；

5th receiving unit, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried for receiving in the second DELAY RESPONSE bag that the RE to be measured is sent, the second DELAY RESPONSE bag；Second descending determining unit, for determining the downlink path time delay between the REC and the RE to be measured according to the 3rd moment and the 4th moment.

33rd, a kind of radio equipment controller, it is characterised in that including：

4th input unit, the 4th output device and fourth processor；

The fourth processor performs following flow：The first moment that the RE to be measured sends the latency measurement bag is carried in measurement bag, and the routing iinformation between the RE to be measured to radio equipment controller REC, the up path time delay between the REC and the RE to be measured is determined according to first moment and the second moment； At the time of second moment is that the REC receives the latency measurement bag；

Interconnected between the REC and the RE to be measured by transmitting bearer network.

34th, radio equipment controller according to claim 33, it is characterised in that the fourth processor also performs following flow：

The first DELAY RESPONSE bag is sent to the RE to be measured, the 3rd moment that the REC sends the first DELAY RESPONSE bag is carried in the first DELAY RESPONSE bag, receive the second DELAY RESPONSE bag that the RE to be measured is sent, the 4th moment that the RE to be measured receives the first DELAY RESPONSE bag is carried in the second DELAY RESPONSE bag, the downlink path time delay between the REC and the RE to be measured is determined according to the 3rd moment and the 4th moment.