CN109413666A - Data decryptor method and sniffer, storage medium, the terminal of sniffer - Google Patents
Data decryptor method and sniffer, storage medium, the terminal of sniffer Download PDFInfo
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- CN109413666A CN109413666A CN201811123211.9A CN201811123211A CN109413666A CN 109413666 A CN109413666 A CN 109413666A CN 201811123211 A CN201811123211 A CN 201811123211A CN 109413666 A CN109413666 A CN 109413666A
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- receiving antenna
- antenna collection
- communication equipment
- signal
- sniffer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of the data decryptor method and sniffer, storage medium, terminal of sniffer, the sniffer include: the first receiving antenna collection, suitable for receiving the transmitting signal of the first communication equipment；Second receiving antenna collection, suitable for receiving the transmitting signal of the second communication equipment；Information assembled unit, the signal suitable for receiving to the first receiving antenna collection and the second receiving antenna collection are handled, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.The technical solution provided through the invention can make sniffer work in full-duplex communication scene, and can obtain the grouping information of communicating pair transmission together.
Description
Technical field
The present invention relates to wireless communication technology fields, more particularly to the data decryptor method and sniff of a kind of sniffer
Device, storage medium, terminal.
Background technique
Sniffer (Sniffer) is frequently used for WLAN (Wireless Local Area Network, abbreviation
WLAN) in test.Traditional WLAN sniffer (sniffer) design is mainly used for half-duplex operation, for debugging, optimizing WLAN
Equipment has played good help.
802.11 full duplex interest group of Institute of Electrical and Electric Engineers (Institute of Electrical and
Electronics Engineers 802.11Full Duplex Topic Interest Group, abbreviation IEEE802.11FD
TIG full duplex in no tape (In-band Full Duplex, abbreviation IFD) concept) is introduced, IEEE802.11 system is allowed
Carry out full-duplex communication.But traditional WLAN sniffer can not receive the transmitting signal of communicating pair simultaneously, it is difficult to which work exists
In full-duplex communication.
Currently, the sniffer solution in no tape in full-duplex communication scene is not operated at, sniffer can be used
One of the challenge that we need to face is had become in full-duplex communication in no tape.
Summary of the invention
Present invention solves the technical problem that being in no tape in full-duplex communication, it is double how sniffer obtains communication together
The grouping information just transmitted.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of sniffer, the sniffer includes: the first reception
Antenna set, suitable for receiving the transmitting signal of the first communication equipment；Second receiving antenna collection, suitable for receiving the hair of the second communication equipment
Penetrate signal；Information assembled unit, the signal suitable for receiving to the first receiving antenna collection and the second receiving antenna collection carry out
Processing, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.
Optionally, the first receiving antenna collection is less than to communicate with described second and set at a distance from first communication equipment
Standby distance；The second receiving antenna collection be less than at a distance from second communication equipment with first communication equipment away from
From.
Optionally, the first receiving antenna collection and the second receiving antenna collection are all smart antennas.
Optionally, the first receiving antenna collection includes the first electromagnetic wave screen unit, the first electromagnetic wave shielding list
Member is suitable at least shielding the transmitting signal of second communication equipment；The second receiving antenna collection includes the second electromagnetic wave shielding
Unit, second electromagnetic wave screen unit are suitable at least shielding the transmitting signal of first communication equipment.
Optionally, the first receiving antenna collection includes the first decoder, and first decoder is suitable for described first
The transmitting signal of communication equipment is decoded, to obtain the first decoded signal；The second receiving antenna collection includes the second decoding
Device, second decoder are suitable for decoding the transmitting signal of the second receiving antenna collection, to obtain the second decoding letter
Number.
Optionally, the information assembled unit is suitable for combining first decoded signal and the second decoded signal, with together
Obtain the grouping information of first communication equipment and the transmission of the second communication equipment.
Optionally, the information assembled unit is suitable for decoding and obtain from the first receiving antenna collection and the second receiving antenna collection
The signal arrived, and the signal after decoding is combined, to obtain point of first communication equipment and the transmission of the second communication equipment together
Group information.
Optionally, the first receiving antenna collection and the second receiving antenna collection described in the information assembled unit wired connection；Or
Person, the information assembled unit are wirelessly connected the first receiving antenna collection and the second receiving antenna collection.
Optionally, the information assembled unit be further adapted for receive half-duplex sniffer transmission grouping information, described half pair
Work sniffer refers to working in the sniffer of semiduplex mode.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of data decryptor method of sniffer, it is described to smell
Visiting device includes the first receiving antenna collection, the second receiving antenna collection and information assembled unit, and the data decryptor method includes: to utilize
The first receiving antenna collection receives the transmitting signal of the first communication equipment；It is logical that second is received using the second receiving antenna collection
Believe the transmitting signal of equipment；The first receiving antenna collection and the second receiving antenna collection are received using the information assembled unit
To signal handled, with obtain together first communication equipment and the second communication equipment transmission grouping information.
Optionally, the first receiving antenna collection is less than to communicate with described second and set at a distance from first communication equipment
Standby distance；The second receiving antenna collection be less than at a distance from second communication equipment with first communication equipment away from
From.
Optionally, the first receiving antenna collection and the second receiving antenna collection are all smart antennas.
Optionally, the first receiving antenna collection includes the first electromagnetic wave screen unit, when utilization described first receives day
When line collection receives the transmitting signal of first communication equipment, described is at least shielded using first electromagnetic wave screen unit
The transmitting signal of two communication equipments；The second receiving antenna collection includes the second electromagnetic wave screen unit, when utilization described second
When receiving antenna collection receives the transmitting signal of second communication equipment, at least shielded using second electromagnetic wave screen unit
The transmitting signal of first communication equipment.
Optionally, the first receiving antenna collection includes the first decoder, is received when using the first receiving antenna collection
When the transmitting signal of first communication equipment, believed using the transmitting of the first communication equipment described in first decoder for decoding
Number；The second receiving antenna collection includes the second decoder, is communicated when receiving described second using the second receiving antenna collection
When the transmitting signal of equipment, the transmitting signal of the second communication equipment described in second decoder for decoding is utilized.
Optionally, described that the first receiving antenna collection and the second receiving antenna collection are connect using the information assembled unit
It includes: to be received using information assembled unit combination from the first receiving antenna collection and second that the signal received, which carries out processing,
The decoded signal that antenna set receives, to obtain the grouping letter of first communication equipment and the transmission of the second communication equipment together
Breath.
Optionally, described that the first receiving antenna collection and the second receiving antenna collection are connect using the information assembled unit
It includes: to be received using information assembled unit decoding from the first receiving antenna collection and second that the signal received, which carries out processing,
The signal that antenna set receives, and combine the signal after decoding.
Optionally, described that the first receiving antenna collection and the second receiving antenna collection are connect using the information assembled unit
It includes: to be connect using the first receiving antenna collection and second described in the information assembled unit cable network reception that the signal received, which carries out processing,
The transmitting signal of antenna set is received, and the transmitting signal is handled；Alternatively, utilizing the information assembled unit wireless receiving
The transmitting signal of the first receiving antenna collection and the second receiving antenna collection, and the transmitting signal is handled.
Optionally, the data decryptor method further include: receive half-duplex sniffer using the information assembled unit
Grouping information, the half-duplex sniffer refer to working in the sniffer of semiduplex mode.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of storage medium, it is stored thereon with computer and refers to
The step of order, the computer instruction executes the data decryptor method of above-mentioned sniffer when running.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of terminal, the terminal includes above-mentioned sniffer.
Compared with prior art, the technical solution of the embodiment of the present invention has the advantages that
The embodiment of the present invention provides a kind of sniffer, comprising: the first receiving antenna collection, suitable for receiving the first communication equipment
Emit signal；Second receiving antenna collection, suitable for receiving the transmitting signal of the second communication equipment；Information assembled unit is suitable for institute
The transmitting signal that the first receiving antenna collection and the second receiving antenna collection receive is stated to be handled, it is logical to obtain described first together
Believe the grouping information of equipment and the transmission of the second communication equipment.Sniffer provided in an embodiment of the present invention can be applied in no tape
In full-duplex communication scene, the transmitting signal from communicating pair is received respectively using two groups of antenna sets, and utilize the information
Assembled unit combines to obtain the grouping information of communicating pair transmission, so as to obtain complete sniffer information report.
Further, the first receiving antenna collection is less than to communicate with described second and set at a distance from first communication equipment
Standby distance；The second receiving antenna collection be less than at a distance from second communication equipment with first communication equipment away from
From.The technical solution provided through the embodiment of the present invention can be such that two groups of receiving antennas of sniffer receive respectively close to respective
Signal, more preferably receive signal to obtain quality.
Further, the first receiving antenna collection and the second receiving antenna collection are all smart antennas, through the invention
The technical solution that embodiment provides can use smart antenna and eliminate as much as interior other signal brings interference of band, with into one
Step is conducive to receive the transmitting signal from different communication equipment.
Further, the first receiving antenna collection includes the first electromagnetic wave screen unit, the first electromagnetic wave shielding list
Member is suitable at least shielding the transmitting signal of second communication equipment；The second receiving antenna collection includes the second electromagnetic wave shielding
Unit, second electromagnetic wave screen unit are suitable at least shielding the transmitting signal of first communication equipment.Through the invention
The technical solution that embodiment provides can use electromagnetic shielding material and eliminate as much as interior other signal brings interference of band, with
Further be conducive to receive the transmitting signal from different communication equipment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of sniffer of the embodiment of the present invention；
Fig. 2 is a typical case schematic diagram of a scenario of the embodiment of the present invention；
Fig. 3 is another typical case schematic diagram of a scenario of the embodiment of the present invention；
Fig. 4 is another typical case schematic diagram of a scenario of the embodiment of the present invention；
Fig. 5 is a kind of flow diagram of the data decryptor method of sniffer of the embodiment of the present invention.
Specific embodiment
It will be appreciated by those skilled in the art that as described in the background art, sniffer in the prior art can not be applied to no tape
In interior full-duplex communication.
Traditional sniffer mainly reuses WLAN hardware, and the purpose for receiving signal is realized in conjunction with software function.Due to transmission
WLAN is half duplex mode of communication, thus traditional sniffer can not support IFD scene.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of sniffer, comprising: the first receiving antenna collection is fitted
In the transmitting signal for receiving the first communication equipment；Second receiving antenna collection, suitable for receiving the transmitting signal of the second communication equipment；Letter
Assembled unit is ceased, the transmitting signal suitable for receiving to the first receiving antenna collection and the second receiving antenna collection is handled,
To obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.Sniff provided in an embodiment of the present invention
Device can be applied in no tape in full-duplex communication scene, receive the transmitting from communicating pair respectively using two groups of antenna sets
Signal, and combine to obtain the grouping information of communicating pair transmission using the information assembled unit, it is complete so as to obtain
The report of sniffer information.
It is understandable to enable above-mentioned purpose of the invention, feature and beneficial effect to become apparent, with reference to the accompanying drawing to this
The specific embodiment of invention is described in detail.
Fig. 1 is a kind of structural schematic diagram of sniffer of the embodiment of the present invention.With reference to Fig. 1, the sniffer 100 be can wrap
Include the first receiving antenna collection 101, the second receiving antenna collection 102 and information assembled unit 103.
Specifically, the first receiving antenna collection 101 can be used for receiving the transmitting signal of the first communication equipment；It is described
Second receiving antenna collection 102 can be used for receiving the transmitting signal of the second communication equipment；The information assembled unit 103 can be used
It is handled in the transmitting signal received to the first receiving antenna collection and the second receiving antenna collection, it is described to obtain together
The grouping information of first communication equipment and the transmission of the second communication equipment.
When it is implemented, the first receiving antenna collection 101, the second receiving antenna collection 102 can be with the information
103 wired connection of assembled unit.Alternatively, the first receiving antenna collection 101, the second receiving antenna collection 102 can be with institutes
State the wireless connection of information assembled unit 103.
It will be appreciated by those skilled in the art that under normal conditions, when using being wirelessly connected, the information assembled unit and described the
Communications band, the communication mode of wireless signal between one receiving antenna collection and/or the second receiving antenna collection are different from described
The transmitting signal that sniffer is received from communicating pair.When using being wirelessly connected, the information assembled unit and described first
Receiving antenna collection and/or the second receiving antenna collection can be communicated using 2.4GHz, 5GHz, 6GHz, can also use millimeter
Wave communication, optic communication etc., will not enumerate here.
In specific implementation, the first receiving antenna collection 101 can close to its signal to be received launch party, for example,
The launch party of the signal to be received is the first communication equipment.As a unrestricted example, first communication equipment
Can be WLAN website (STAtion, abbreviation STA).
As a unrestricted example, the first receiving antenna collection 101 is at a distance from first communication equipment
Less than the first receiving antenna collection 101 at a distance from second communication equipment.
The second receiving antenna collection 102 can be close to the launch party of its signal to be received, for example, the signal to be received
Launch party be the second communication equipment.As a unrestricted example, second communication equipment can access for WLAN
Point (Access Point, abbreviation AP).
The second receiving antenna collection 102 is less than the second receiving antenna collection at a distance from second communication equipment
102 at a distance from first communication equipment.
As a unrestricted example, the first receiving antenna collection 101 and the second receiving antenna collection 102 can
Think smart antenna.
The smart antenna is properly termed as adaptive antenna array, variable antenna array, multiple antennas etc. again.The intelligence day
Line refers to that signal processing, adjust automatically transmitting and receiving pattern can be carried out using the combination of mutiple antennas array element, with needle
Reach the antenna of best performance to different signal environments.
Fig. 2 is the schematic diagram of a typical case scene of the embodiment of the present invention.With reference to Fig. 2, sniffer 200 is for complete double
In work WLAN communication, the respective transmitting signal of STA and AP is monitored.Wherein, the first receiving antenna collection 201 and the second receiving antenna collection
202 be smart antenna.The first receiving antenna collection 201 can use the signal that beam forming technique receives STA transmitting, utilize
Beam pattern eliminates AP and emits bring interference signal.At this point, the first receiving antenna collection 201 can be eliminated as far as possible and be come from
The transmitting signal interference of AP receives the transmitting signal from STA.
The second receiving antenna collection 202 can use the signal that beam forming technique receives AP transmitting, utilize wave beam side
STA, which is eliminated, to figure emits bring interference signal.At this point, the second receiving antenna collection 202 can be eliminated as far as possible from STA's
Emit signal interference, receives the transmitting signal from AP.
Later, the signal that the first receiving antenna collection 201 and the second receiving antenna collection 202 obtain can be transmitted to
The information assembled unit 203.The information assembled unit 203 can be to the first receiving antenna collection and the second receiving antenna
Collect the transmitting signal received to be handled, obtains the grouping letter of first communication equipment and the transmission of the second communication equipment together
Breath, and then complete sniffer information report can be provided.
It continues to refer to figure 1, as an alternate embodiment, the first receiving antenna collection 101 may include the first electromagnetism
Wave screen covers (Electro-Magnetic wave shielding, abbreviation EM wave shielding) unit (not shown).Institute
Stating the second receiving antenna collection 102 may include the second electromagnetic wave screen unit (not shown).
Wherein, first electromagnetic wave screen unit and second electromagnetic wave screen unit all can be utilize electromagnetic screen
Cover hardware module made of technology.In specific implementation, first electromagnetic wave screen unit and the second electromagnetic wave shielding list
Member can shield hardware module made of the material of electromagnetic wave for use.
It will be appreciated by those skilled in the art that first electromagnetic wave screen unit can be used for shielding second communication equipment
Transmitting signal, it is preferable that other interference signals can also be shielded, enable the first receiving antenna collection 101 from described
Signal quality, which is received, at one communication equipment preferably emits signal.
Correspondingly, second electromagnetic wave screen unit can be used for shielding the transmitting signal of first communication equipment,
Preferably, other interference signals can also be shielded, enable the second receiving antenna collection 102 from second communication equipment
It receives signal quality and preferably emits signal.
In specific implementation, first electromagnetic wave screen unit can be shielded except desired received signal is (for example, described the
The transmitting signal of one communication equipment) except other signals so that the first receiving antenna collection 101 can receive expectation and connect
The signal of receipts.Similarly, second electromagnetic wave screen unit can be shielded except desired received signal is (for example, described second
The transmitting signal of communication equipment) except other signals so that the second receiving antenna collection 102 can receive expectation receive
Signal.
Fig. 3 is the schematic diagram of another typical case scene of the embodiment of the present invention.With reference to Fig. 3, sniffer 300 can be used
In full duplex WLAN communication, for monitoring the respective transmitting signal of STA and AP.Wherein, the first receiving antenna collection 301 can wrap
Include the first electromagnetic wave screen unit 3011.The second receiving antenna collection 302 may include the second electromagnetic wave screen unit 3021.
In specific implementation, using first electromagnetic wave screen unit 3011, the first receiving antenna collection 301 can be with
The transmitting signal interference from AP is eliminated as far as possible, receives the transmitting signal from STA.Utilize second electromagnetic wave screen unit
3021, the second receiving antenna collection 302 can eliminate the transmitting signal interference from STA as far as possible, receive the transmitting from AP
Signal.
Later, the signal received is transferred in the information assembled unit 303.The information assembled unit 303 can
It is handled with the transmitting signal for being received to the first receiving antenna collection and the second receiving antenna collection, to obtain together
The grouping information of first communication equipment and the transmission of the second communication equipment.
In specific implementation, it still by taking Fig. 1 as an example, in the sniffer 100, translates what the signal received was decoded
Code device (not shown) can be close to antenna, far from the information assembled unit 103.Alternatively, being decoded to the signal received
Decoder may be located remotely from antenna, be located at the information assembled unit 103.
Specifically, the first receiving antenna collection 101 may include the first decoder (not shown), described second is received
Antenna set may include the second decoder (not shown).First decoder can believe the transmitting of first communication equipment
It number is decoded, to obtain the first decoded signal；Second decoder can be to the transmitting of the second receiving antenna collection 102
Signal is decoded, to obtain the second decoded signal.
Later, first decoded signal and second decoded signal can be transmitted to the information assembled unit 103.
The information assembled unit 103 can combine first decoded signal and second decoded signal, obtain described together
The grouping information of one communication equipment and second communication equipment transmission.
As a change case, the first receiving antenna collection 101 and the second receiving antenna collection 102 do not include translating
Code device.The first receiving antenna collection 101 and the second receiving antenna collection 102 upon receipt of the signals, directly pass signal
Transport to the information assembled unit 103.The information assembled unit 103 can transmitting signal to first communication equipment into
Row decoding, obtains the first decoded signal；The transmitting signal of second communication equipment can also be decoded, obtain second and translate
Code signal.
Later, the information assembled unit 103 is from the first receiving antenna collection 101 and the second receiving antenna collection
102 receive first decoded signal and second decoded signal, and to first decoded signal and second decoding
Signal is combined, and obtains the grouping information of first communication equipment and the transmission of the second communication equipment together.
In specific implementation, the sniffer 100 can also receive the grouping information of half-duplex sniffer (Fig. 1 does not show),
The half-duplex sniffer refers to traditional sniffer, works in semiduplex mode.
Fig. 4 is the schematic diagram of another typical case scene of the embodiment of the present invention.With reference to Fig. 4, the sniffer 400 can
To include the first receiving antenna collection 401, the second receiving antenna collection 402 and information assembled unit 403.In addition, the information
Assembled unit 403 can also receive the grouping information of half-duplex sniffer 500, and integration obtains more complete sniffer information report
It accuses.
By upper, sniffer provided in an embodiment of the present invention be can be applied in no tape in full-duplex communication scene, together
Receive the grouping information of communicating pair transmitting.
Fig. 5 is a kind of flow diagram of the data decryptor method of sniffer of the embodiment of the present invention.Wherein, the sniff
Device includes the first receiving antenna collection, the second receiving antenna collection and information assembled unit.
The sniffer can be used for the data that full-duplex communication both sides are transmitted in monitoring wireless band, for example, for wireless
It is communicated with interior full duplex WLAN.Specifically, the data decryptor method may include steps of:
Step S501 receives the transmitting signal of the first communication equipment using the first receiving antenna collection；
Step S502 receives the transmitting signal of the second communication equipment using the second receiving antenna collection；
Step S503 receives the first receiving antenna collection and the second receiving antenna collection using the information assembled unit
To signal handled, with obtain together first communication equipment and the second communication equipment transmission grouping information.
More specifically, in step S501, it can use the first receiving antenna collection and receive the first communication equipment
Emit signal.
The first receiving antenna collection can be close to first communication equipment.In specific implementation, described first receives day
Line collection can be less than at a distance from first communication equipment the first receiving antenna collection and second communication equipment away from
From.
In specific implementation, the first receiving antenna collection can be smart antenna, so as to adjust antenna equipment, more
Signal is received from first communication equipment well.
As an alternate embodiment, the first receiving antenna collection is 1 antenna or more antennas, and may include the
One electromagnetic wave screen unit can when receiving the transmitting signal of first communication equipment using the first receiving antenna collection
Can at least shield the transmitting signal of second communication equipment using first electromagnetic wave screen unit.
In specific implementation, the first receiving antenna collection may include the first decoder, receive when using described first
When antenna set receives the transmitting signal of first communication equipment, the first communication described in first decoder for decoding can use
The transmitting signal of equipment.
In step S502, the transmitting signal that the second receiving antenna collection receives the second communication equipment can use.
In specific implementation, the second receiving antenna collection can be close to second communication equipment.Specifically, described
Second receiving antenna collection is less than at a distance from first communication equipment at a distance from second communication equipment.
In specific implementation, the second receiving antenna collection can be smart antenna, so as to preferably from described
Two communication equipments receive signal.
As a change case, the second receiving antenna collection is an antenna or more antennas, and may include second
Electromagnetic wave screen unit can be with when receiving the transmitting signal of second communication equipment using the second receiving antenna collection
The transmitting signal of first communication equipment is at least shielded using second electromagnetic wave screen unit.
The second receiving antenna collection may include the second decoder, described in being received using the second receiving antenna collection
When the transmitting signal of the second communication equipment, the transmitting letter of the second communication equipment described in second decoder for decoding can use
Number.
In step S503, it can use the information assembled unit and day received to the first receiving antenna collection and second
The signal that line collection receives is handled, to obtain the grouping letter of first communication equipment and the transmission of the second communication equipment together
Breath.
In specific implementation, if the first receiving antenna collection and the second receiving antenna collection respectively include the first decoder and
Second decoder, then can use the information assembled unit combination from described first after obtaining respective decoded signal
The decoded signal that receiving antenna collection and the second receiving antenna collection receive is led to obtaining first communication equipment and second together
Believe the grouping information of equipment transmission.
As an alternate embodiment, the first receiving antenna collection can not include the first decoder, and described second connects
Receiving antenna set can not include the second decoder.At this point it is possible to be received using information assembled unit decoding from described first
The signal that antenna set and the second receiving antenna collection receive, and combine the signal after decoding.
In specific implementation, it can use the first receiving antenna collection and second described in the information assembled unit cable network reception
The transmitting signal of receiving antenna collection, and the transmitting signal is handled；Alternatively, can use the information assembled unit without
Line receives the transmitting signal of the first receiving antenna collection and the second receiving antenna collection, and handles the transmitting signal.
In specific implementation, when full-duplex communication mode in no tape and conventional half duplex communication pattern exist simultaneously,
Half-duplex can be collected using conventional half duplex sniffer (for example, uplink orthogonal frequency division multiple access (Orthogonal
Frequency Division Multiple Access, abbreviation OFDMA)) communication mode information.Later, it can use described
Information assembled unit receives the grouping information of the half-duplex sniffer, and then obtains more complete sniffer information report.
Wherein, the half-duplex sniffer refers to working in the sniffer of semiduplex mode.
Working principle, the more contents of working method of data decryptor method about the sniffer, can join together
According to the associated description in above-mentioned Fig. 1 to Fig. 4, which is not described herein again.
Further, a kind of storage medium is also disclosed in the embodiment of the present invention, is stored thereon with computer instruction, the calculating
Data decryptor method and technology scheme described in above-mentioned embodiment illustrated in fig. 5 is executed when machine instruction operation.Preferably, the storage
Medium may include such as non-volatile (non-volatile) memory or non-transient (non-transitory) memory
Equal computer readable storage mediums.The computer readable storage medium may include ROM, RAM, disk or CD etc..
Further, a kind of terminal is also disclosed in the embodiment of the present invention, and the terminal can be full duplex wlan device, described
Wlan device can be WLAN AP, WLAN STA.The wlan device may include institute in above-mentioned Fig. 1 to Fig. 4 illustrated embodiment
State sniffer.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (20)
1. a kind of sniffer characterized by comprising
First receiving antenna collection, suitable for receiving the transmitting signal of the first communication equipment；
Second receiving antenna collection, suitable for receiving the transmitting signal of the second communication equipment；
Information assembled unit, suitable at the signal that is received to the first receiving antenna collection and the second receiving antenna collection
Reason, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.
2. sniffer according to claim 1, which is characterized in that the first receiving antenna collection is communicated with described first and set
Standby distance is less than at a distance from second communication equipment；The second receiving antenna collection and second communication equipment away from
From less than at a distance from first communication equipment.
3. sniffer according to claim 1, which is characterized in that the first receiving antenna collection and described second receives day
Line collection is all smart antenna.
4. sniffer according to claim 1, which is characterized in that the first receiving antenna collection includes the first electromagnetism wave screen
Unit is covered, first electromagnetic wave screen unit is suitable at least shielding the transmitting signal of second communication equipment；Described second
Receiving antenna collection includes the second electromagnetic wave screen unit, and second electromagnetic wave screen unit is suitable at least shielding described first logical
Believe the transmitting signal of equipment.
5. sniffer according to claim 1, which is characterized in that the first receiving antenna collection includes the first decoder,
First decoder is suitable for decoding the transmitting signal of first communication equipment, to obtain the first decoded signal；Institute
Stating the second receiving antenna collection includes the second decoder, and second decoder, which is suitable for the transmitting to the second receiving antenna collection, to be believed
It number is decoded, to obtain the second decoded signal.
6. sniffer according to claim 5, which is characterized in that the information assembled unit is suitable for combination described first and translates
Code signal and the second decoded signal, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.
7. sniffer according to claim 1, which is characterized in that the information assembled unit is suitable for decoding from described first
The signal that receiving antenna collection and the second receiving antenna collection obtain, and the signal after decoding is combined, it is logical to obtain described first together
Believe the grouping information of equipment and the transmission of the second communication equipment.
8. sniffer according to claim 1, which is characterized in that first connects described in the information assembled unit wired connection
Receive antenna set and the second receiving antenna collection；Alternatively, the information assembled unit is wirelessly connected the first receiving antenna collection and the
Two receiving antenna collection.
9. sniffer according to claim 1, which is characterized in that the information assembled unit is further adapted for reception half-duplex and smells
The grouping information of device transmission is visited, the half-duplex sniffer refers to working in the sniffer of semiduplex mode.
10. a kind of data decryptor method of sniffer, which is characterized in that the sniffer includes the first receiving antenna collection, second
Receiving antenna collection and information assembled unit, the data decryptor method include:
The transmitting signal of the first communication equipment is received using the first receiving antenna collection；
The transmitting signal of the second communication equipment is received using the second receiving antenna collection；
The signal that the first receiving antenna collection and the second receiving antenna collection receive is carried out using the information assembled unit
Processing, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.
11. data decryptor method according to claim 10, which is characterized in that the first receiving antenna collection and described the
The distance of one communication equipment is less than at a distance from second communication equipment；The second receiving antenna collection is communicated with described second
The distance of equipment is less than at a distance from first communication equipment.
12. data decryptor method according to claim 10, which is characterized in that the first receiving antenna collection and second connects
Receiving antenna set is all smart antenna.
13. data decryptor method according to claim 10, which is characterized in that the first receiving antenna collection includes first
Electromagnetic wave screen unit is utilized when being received the transmitting signal of first communication equipment using the first receiving antenna collection
First electromagnetic wave screen unit at least shields the transmitting signal of second communication equipment；
The second receiving antenna collection includes the second electromagnetic wave screen unit, described in being received using the second receiving antenna collection
When the transmitting signal of the second communication equipment, first communication equipment is at least shielded using second electromagnetic wave screen unit
Emit signal.
14. data decryptor method according to claim 10, which is characterized in that the first receiving antenna collection includes first
Decoder utilizes described first when receiving the transmitting signal of first communication equipment using the first receiving antenna collection
The transmitting signal of first communication equipment described in decoder for decoding；
The second receiving antenna collection includes the second decoder, is communicated when receiving described second using the second receiving antenna collection
When the transmitting signal of equipment, the transmitting signal of the second communication equipment described in second decoder for decoding is utilized.
15. data decryptor method according to claim 14, which is characterized in that described to utilize the information assembled unit pair
The signal that the first receiving antenna collection and the second receiving antenna collection receive carries out processing
The decoding received from the first receiving antenna collection and the second receiving antenna collection is combined using the information assembled unit
Signal, to obtain the grouping information of first communication equipment and the transmission of the second communication equipment together.
16. data decryptor method according to claim 10, which is characterized in that described to utilize the information assembled unit pair
The signal that the first receiving antenna collection and the second receiving antenna collection receive carries out processing
The signal received from the first receiving antenna collection and the second receiving antenna collection is decoded using the information assembled unit,
And combine the signal after decoding.
17. data decryptor method according to claim 10, which is characterized in that described to utilize the information assembled unit pair
The signal that the first receiving antenna collection and the second receiving antenna collection receive carries out processing
Using the transmitting signal of the first receiving antenna collection and the second receiving antenna collection described in the information assembled unit cable network reception,
And the transmitting signal is handled；Alternatively,
Using the transmitting signal of the first receiving antenna collection and the second receiving antenna collection described in the information assembled unit wireless receiving,
And the transmitting signal is handled.
18. data decryptor method according to claim 10, which is characterized in that further include:
The grouping information of half-duplex sniffer is received using the information assembled unit, the half-duplex sniffer refers to work
In the sniffer of semiduplex mode.
19. a kind of storage medium, is stored thereon with computer instruction, which is characterized in that the computer instruction executes when running
The step of data decryptor method of the described in any item sniffers of claim 10 to 18.
20. a kind of terminal, which is characterized in that the terminal includes sniffer described in any one of claims 1 to 9.
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| CN201811123211.9A CN109413666B (en) | 2018-09-26 | 2018-09-26 | Data monitoring method of sniffer, storage medium and terminal |
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Cited By (1)
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| CN110677866A (en) * | 2019-09-29 | 2020-01-10 | 展讯通信（上海）有限公司 | Data monitoring method of sniffer, storage medium and terminal |
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