CN104156753B - Active rfid card, speech communication system and method - Google Patents
Active rfid card, speech communication system and method Download PDFInfo
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- CN104156753B CN104156753B CN201410391205.7A CN201410391205A CN104156753B CN 104156753 B CN104156753 B CN 104156753B CN 201410391205 A CN201410391205 A CN 201410391205A CN 104156753 B CN104156753 B CN 104156753B
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Abstract
The invention discloses a kind of active rfid card, speech communication system and speech communication, the active rfid card includes card body, the phonetic entry/output unit being arranged in card, speech encoding unit, speech decoding unit, memory cell, processing unit and Transmit Receive Unit and the communication trigger element corresponding with communication target being arranged on card body.Implement the invention has the advantages that：Compared with traditional active rfid card, the active rfid card that the present invention is provided also has speech communication function；Active rfid card, card reader and the server provided by the present invention, free speech communication is realized between can making multiple active rfid cards.
Description
Technical field
The present invention relates to RFID technique, more specifically to a kind of active rfid card, speech communication system and side
Method.
Background technology
Radio frequency identification (RFID) is a kind of contactless automatic identification technology, and it passes through radiofrequency signal automatic identification target
Object simultaneously obtains related data, and identification work is without manual intervention.Used as the wireless version of bar code, RFID technique has bar code institute
Waterproof, antimagnetic, high temperature resistant, long service life, the reading not possessed data on big, label can be encrypted, read and write, store number
According to capacity it is bigger the advantages of, by it is universally acknowledged be one of big important technology of this century ten, production, retail, logistics,
The industry-by-industries such as traffic have a wide range of applications.
RFID technique experienced one from passive type to semi-active type to active development course, with passive type and half
Unlike active, active tag has internal electric source supply in itself, is used to supply power supply needed for internal IC to produce
External signal.In general, active tag possesses reading distance more long and larger memory capacity can be used to store up
Deposit reader and transmit some additional informations come.Therefore, active rfid card be applied to it is higher to intelligent requirements, read away from
From longer application scenario.However, so far, existing active rfid card does not possess the function of speech communication also.And show
Some speech communication technologies are set up on the basis of 2G, 3G network, and terminal device and base station equipment price are high, and are communicated
The limitation of channel, can only single pair of list on communication modes, it is impossible to realize the complex communication patterns such as many, multi-to-multi of single pair of.
The content of the invention
For above-mentioned conventional active rfid card can not carry out speech communication and existing mechanics of communication communication mode it is single,
The problem of high cost, the present invention provides a kind of active rfid card that can carry out multi-to-multi speech communication and a kind of free
Speech communication system and method.
According to an aspect of the present invention, a kind of active rfid card is proposed, including：Card body and the radio frequency being arranged in card
Transmit-Receive Unit, be arranged at phonetic entry/output unit in card body, speech encoding unit, speech decoding unit, memory cell,
Processing unit and the communication trigger element corresponding with communication target being arranged on card body；
Phonetic entry/the output unit is used for the collection and playback of voice signal；The speech encoding unit is used for will
The processing unit is supplied to after the voice signal coding and boil down to voice content data of collection；The speech decoding unit is used
The phonetic entry/defeated is supplied in the voice content data decompression for providing the processing unit and after being decoded into voice signal
Going out unit carries out speech playback；
The memory cell is used to store the address information of the active rfid card；Wherein, the address information includes
The source address information of voice sending card and the target address information of phonetic incepting card；
The processing unit includes transmission processe subelement and reception processing subelement；Wherein, transmission processe is single
Unit is used to, according to the communication selected speech communication target of trigger element, corresponding target is read from the memory cell
Address information, and the voice content letter that will be provided comprising target address information, source address information and the speech encoding unit
The speech data of breath is supplied to the Transmit Receive Unit, and then sends；The reception processing subelement is used for will be described
Target address information in the speech data that Transmit Receive Unit is provided compared with the Self address information of phonetic incepting card,
If the same speech data is supplied to the speech decoding unit, otherwise abandons the voice messaging；
The communication trigger element is used to select speech communication target and triggers voice sending function.
Preferably, the active rfid card also includes Tip element and speech playback trigger element；
The processing unit is used for the voice messaging for controlling the Tip element to be received according to the Transmit Receive Unit
Send cue；The speech playback trigger element is used to trigger speech playback according to cue.
According to another aspect of the present invention, a kind of speech communication system is proposed, comprising：Above-mentioned active rfid card, reads
Card device and server；
The active rfid card is used to transmit wirelessly modulated speech data to the card reader, is additionally operable to wirelessly connect
Receive and demodulate the speech data provided from the card reader；
After the card reader is used for modulated speech data of the wireless receiving from the active rfid card and demodulation
Speech data is sent to the server by network；After being additionally operable to receive the speech data of the server broadcast and modulation
It is wirelessly transmitted to the active rfid card.
The server is used to receive speech data and basis wherein each target address information that the card reader sends
One is produced to include target address information, the speech data of source address information and voice content data and own in net respectively
Speech data produced by the card reader broadcast.
Wherein, the card reader includes Transmit Receive Unit, processing unit, memory cell and NIU；
The Transmit Receive Unit is used for wireless receiving and demodulates the speech data of the active rfid card offer and carry
Supply the processing unit；It is additionally operable to receive the speech data of the processing unit offer and is wirelessly transmitted to the master after modulating
Dynamic formula rfid card；
The processing unit is used to control connecing for speech data in the Transmit Receive Unit and the NIU
Receive and send；
The memory cell is used to cache a plurality of speech data for receiving simultaneously；
The NIU is used to pass through the reception of data between card reader and the server described in real-time performance
And transmission.
Wherein, the server is additionally operable to store the log-on message of the active rfid card；The log-on message includes
The address information and user name of the active rfid card；
Server is additionally operable to cache data of the same time from multiple card reader, and batch processing.
The server is additionally operable to read the address information in the speech data from the card reader and registered
Inquiry whether there is identical address information in address information, be connect if there is then being broadcasted to all card reader in system
The speech data for receiving, otherwise abandons received speech data.
According to a further aspect of the invention, a kind of speech communication is proposed, the speech communication uses above-mentioned
Active rfid card, specifically includes following steps：
S1, by it is described communication trigger element select speech communication target；
S2, the phonetic entry/output unit collection voice signal；
The Speech Signal Compression that S3, the speech encoding unit will be gathered is encoded to voice content data；
S4, the processing unit lead to the voice for including voice content data, source address information and target address information
News information is sent to the Transmit Receive Unit；
The speech data that S5, the Transmit Receive Unit will be received is wirelessly transmitted to institute after being converted into radio frequency voice signal
State card reader；
The speech data from the active rfid card that S6, the card reader will be received is sent to the server；
Each target address information of S7, the server in speech data produces one to include target ground respectively
Location information, the speech data of source address information and voice content data and to produced by all card reader broadcast in net
Speech data.
All card reader are received and modulated after received speech data to the active in space in S8, net
Formula rfid card is transmitted wirelessly；
S9, the Transmit Receive Unit of the active rfid card receive the wireless voice data that the card reader is provided
And it is supplied to the processing unit after demodulating；
Destination address information in the speech data that S10, the processing unit reading Transmit Receive Unit are provided is simultaneously
It is compared with the source address information of the active rfid card；
S11, judge comparative result, if the same go to step S13, otherwise abandon the speech data；
Voice content data are simultaneously supplied to the speech decoding unit by S12, the triggering Tip element；
The voice content data interpretation that S13, the speech decoding unit provide the processing unit is sent out into voice signal
Deliver to the phonetic entry/output unit；
S14, the speech playback trigger element is triggered according to the cue of the Tip element with defeated in the voice
Enter/output unit playback voice.
Preferably, after the step S6, before S7 also include：
S61, the server read target address information and source address information in the logical data of received voice；
S62, the server search whether there is received target address information in registered address information
With source address information；
S63, lookup result is judged, if there is then going to step S7, if there is no then abandoning received voice messaging
And return to step S6.
Compared with existing voice mechanics of communication, implement the invention has the advantages that：With traditional active rfid
Card is compared, and the active rfid card that the present invention is provided not only has speech communication function, moreover it is possible to sticked into multiple active rfids
Row speech communication；The active rfid card and card reader provided by the present invention, are realized many between can making multiple active rfid cards
To many free speech communications.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the speech communication system topological diagram that first embodiment of the invention is provided；
Fig. 2 is the active rfid card structure block diagram that second embodiment of the invention is provided；
Fig. 3 is the card reader structure block diagram that third embodiment of the invention is provided；
Fig. 4 is the topology of the speech communication system under " one-to-many " speech communication pattern that four embodiment of the invention is provided
Figure；
Fig. 5 is the speech communication flow chart that fifth embodiment of the invention is provided.
Specific embodiment
In order to be more clearly understood to technical characteristic of the invention, purpose and effect, now compare accompanying drawing and describe in detail
Specific embodiment of the invention.
Refer to Fig. 1, a kind of speech communication system topological diagram that Fig. 1 is provided for first embodiment of the invention.Such as Fig. 1 institutes
Show, the present embodiment speech communication system includes a card reader 2, a server 3 and two possess language process function
Active rfid card 1.Herein, signified card reader, is the Card Reader with bi-directional communication function and in present specification full text
The simple saying of device, is not card-reading function only from active rfid card receive information, and it is to write card function also to send information.Two
In the individual communication process of active rfid card 1, one is voice messaging transmitting terminal, and another is then voice messaging receiving terminal；Wherein,
The rfid card of transmitting terminal transmits wirelessly voice signal to card reader, and the rfid card wireless receiving of receiving terminal is to from card reader forwarding
Speech data.Herein, speech data includes being carried comprising target address information, source address information and the speech encoding unit
The voice content information of confession.
Preferably, the system is used in school, because being required in student's hand using the campus card based on RFID technique,
For work attendance, gate inhibition, Eatery Consumption etc..Active rfid card 1 in this speech communication system not only remains active rfid
All traditional functions of card, also increased speech communication function in addition, simply will introduce the present embodiment speech communication system below
Communication process.
Two communication process of active rfid card 1：The voice messaging that active rfid card 1 will be collected is together with target ground
Location information and source address information are wirelessly sent to card reader 2 together, and target address information is that voice messaging receiving terminal is active
The address information of rfid card 1, source address information is the Self address information of transmitting terminal active rfid card 1；Card reader 2 is received
The voice messaging is sent to by server 3 by network after to wireless voice information；Server 3 in a broadcast manner in net its
His card reader 2 broadcasts received voice messaging；Net in all card reader 2 to target address information be receiving terminal label
Active rfid card 1 comprising speech data sends speech data；It is wireless that active rfid card 1 receives that card reader 2 sends
After voice messaging, judge whether target address information therein is identical with Self address information, received if identical and language of resetting
Sound, otherwise abandons the voice messaging.
Preferably, in another embodiment of the present invention, server 3 is additionally operable to store the registration of active rfid card 1
Information, the log-on message includes the user name and the address information with unique identification of active rfid card 1, address information
Can be the physical address of active rfid card 1, or the unique ID number that each active rfid card 1 is distributed in system.
Server 3 is additionally operable to the address information in the speech data from card reader 2 received by reading and in registered address
Inquiry whether there is identical address information in information, if there is received speech communication information is then forwarded, otherwise lose
Abandon received speech communication information.
Preferably, in another embodiment of the present invention, the speech communication system includes multiple card reader 2 and multiple master
Dynamic formula rfid card 1.Multiple card reader 2 are respectively placed in the different place such as teaching building, library, dining room, dormitory building, card reader
2 are based on the existing network system of school, will not produce extra communication fee by network connection to server 3, data transfer.
In another preferred embodiment of the invention, in data is activation, active rfid card 1 using while caching, while
The mode that coding, side send carries out data processing.In data receiver, active rfid card 1 using while receive, while cache, side
The mode of decoding carries out data processing.
In another preferred embodiment that the present invention is provided, authority management module is also included in speech communication system, be used for
The authority of all registered users in server is set.User with administration authority can send to the registered user in particular range
Broadcast message, such as sends broadcast message to a certain class or whole school student.
The speech communication system provided by the present embodiment, student and teacher in school are easily achieved free voice and led to
News, because the voice data transmission between active rfid card 1 and card reader is by wireless transmission, between card reader 2
Voice data transmission is, by existing network, will not to produce any extra communication fee, has saved communication cost.
Refer to Fig. 2, the active rfid card structure block diagram that Fig. 2 is provided for second embodiment of the invention.Such as Fig. 2 institutes
Show, active rfid card 1 includes card body, is arranged at phonetic entry/output unit 10, speech encoding unit 11, language in card body
Sound decoding unit 12, memory cell 13, processing unit 14 and Transmit Receive Unit 16, be arranged on card body with communication target phase
Corresponding communication trigger element 15.Phonetic entry/output unit 10 is used for the collection of voice messaging and resets, speech encoding unit
11 are used to be compressed the voice messaging of collection and be encoded into voice content data, and speech decoding unit 12 is used to receive
Voice content data decompressed and be decoded into voice signal.Active rfid card 1 has been prestored in memory cell 13
The address information of Self address information and receiving terminal active rfid card 1 (the preferably active rfid card of teacher and classmate),
The address information of receiving terminal active rfid card 1 is referred to as target address information to distinguish the source address of active rfid card 1
Information.One or more communication buttons on each target address information correspondence communication trigger element 15, communication button is used to select
Determine the speech communication target of active rfid card 1, be additionally operable to triggering voice and send or speech playback function.That is triggering is worked as
During one or more communication buttons, processing unit 14 will read a corresponding destination address letter from memory cell 13
Breath.Processing unit 14 is used to control by the transmission of speech data and reception, when communication trigger element 15 is triggered, processing unit
The 14 source address information that active rfid card 1 can be read from memory cell 13 are simultaneously read according to the specific communication button for being triggered
Corresponding target address information is taken, by what is provided comprising target address information, source address information and speech encoding unit 11
The speech data of voice content information is sent to Transmit Receive Unit 16.The speech data that Transmit Receive Unit 16 will be received is adjusted
Card reader 2 is wirelessly transmitted to after making on 2.4G high-frequency carrier signals.By present embodiment, based on the active of RFID technique
Rfid card 1 can be achieved with voice collecting and sending function.
Equally, the active rfid card 1 that the present embodiment is provided also has phonetic incepting and playback.Transmit Receive Unit
Demodulated after 16 voice signals for receiving the wireless transmission of card reader 2 and obtain speech data and be supplied to processing unit 14.Treatment is single
Unit 14 reads the target address information in speech data, by target address information and the source address information of active rfid card 1
Compare, if identical, receive the speech data and voice content data therein are supplied to speech decoding unit 12；Such as
Fruit difference then abandons the voice messaging.Speech decoding unit 12 is solved after receiving the voice content data that processor 14 is provided
Voice signal is pressed and be decoded into, then delivers to the playback voice of phonetic entry/output unit 11.
It is preferred that in another embodiment of the present invention, processing unit 14 receives the offer of Transmit Receive Unit 16
After speech data, the target address information in voice messaging is read, and search whether there is identical ground in memory cell 13
Location information, if there is then receiving the voice messaging and triggering Tip element 17, otherwise abandons the voice messaging.Tip element 17
Can be for LED display lamps or loudspeaker etc., Tip element 17 sends prompt message after receiving the trigger signal of processing unit 14, should
Prompt message can be display reminding information (light) or auditory tone cues information (sound) etc..User triggers voice weight according to prompt message
Trigger element 18 is put with voice of resetting.
It is preferred that communication trigger element 15 in the present embodiment can be some buttons, for example can be comprising 9 by
Key, is represented with numeral 1-9 respectively, one communication object of each digitized representation, for example, " 1 " represents father, " 2 " represent mother,
Deng.The corresponding communication target of each button can be configured.Such as selection and the Language Communication of mother, press " 2 " and can trigger.
Here triggering communication trigger element 15 and speech playback trigger element 18 can be a sense of touch on touch-key, touch-screen
Area, or mechanical key.
The active rfid card 1 that the present embodiment is provided realizes speech communication function on the basis of conventional RFID card, no
But the functions such as the original all work attendances of rfid card, consumption, gate inhibition, and speech communication simple and fast are remained, as long as opposite
Active rfid card 1 simply triggers communication trigger element 15 and can just send voice after talking, and receives voice letter
Speech playback trigger element 18 is simply triggered after breath can just be reset voice.
The card reader structure block diagram that Fig. 3 is provided for third embodiment of the invention.As shown in figure 3, card reader 2 includes radio frequency
Transmit-Receive Unit 20 and the processing unit 21 of the connection of Transmit Receive Unit 20, and the memory cell 22 being connected with processing unit 21
With NIU 23.When the voice signal of the collection of active rfid card 1 is wirelessly transmitted to card reader 2 and is sent by network
During to server 3, Transmit Receive Unit 20 is used for the voice signal that wireless receiving active rfid card 1 is provided, and will be therein
Speech data is obtained after carrier signal demodulation and processing unit 21 is supplied to；The control of processing unit 21 memory cell 22 is cached simultaneously
The a plurality of speech data for receiving, and control sends what is received to server 3 one by one from NIU 23 by network
Speech data.When server 3 sends speech data by card reader 2 to active rfid card 1, NIU 23 passes through
The speech data of the transmission of network the reception server 3 is simultaneously forwarded to processing unit 21, and then the reception processing list of Transmit Receive Unit 20
Speech datas that unit 21 provides simultaneously are wirelessly transmitted to active rfid card 1 after being modulated in 2.4G carrier signals.
As described above, according to the speech communication system given by the present embodiment, the card reader 2 be given by the present invention and main
Dynamic formula rfid card 1, can realize the speech communication between two active rfid cards 1 completely.
Refer to Fig. 4, the speech communication under " one-to-many " speech communication pattern that Fig. 4 is provided for fourth embodiment of the invention
System topological figure.As shown in figure 4, the speech communication system includes multiple active rfid cards 1, multiple is extremely taken by network connection
The card reader 2 of business device 3.When simultaneously active rfid card 1 (calling transmitting terminal in the following text) (will be called in the following text with multiple target active rfid cards 1
Receiving terminal) communication when, transmitting terminal first selects multiple receiving terminals, then gathers voice, will be comprising voice content data, source address
Sent to Card Reader after the speech communication modulates information of information (i.e. the Self address information of transmitting terminal) and multiple target address informations
Device 2, demodulation obtains speech data and is sent to server 3 after card reader 2 receives speech communication information, and server 3 reads language
Source address information and target address information in sound data, and search whether there is identical in registered address information
Address information, if there is the voice messaging is then forwarded, otherwise abandons the voice messaging.Before forwarding, server 3 is according to language
Each target address information in sound data generates one and includes target address information, source address information and voice content data
Speech communication information, and then to all card reader 2 in net forward produced speech communication information in a broadcast manner.Receive
End is demodulated into after speech data after receiving speech communication information from neighbouring card reader 2 reads destination address letter therein
Breath, and by this target address information and receiving terminal, the address information of itself compares, and if the same receives the voice messaging, such as
Fruit is different then to abandon the voice messaging, so only has target active rfid card 1 just to receive the voice letter of transmitting terminal transmission
Breath.Receiving terminal to receive and send prompt message to Tip element 17 after voice messaging and inform that user receives new voice, and after decoding
It is sent to phonetic entry/output unit 10 to prepare to reset, can just reset voice after user's triggering speech playback key 18.
As described above, according to the speech communication system given by the present embodiment, it is possible to achieve an active rfid card is same
When with other two active rfid cartoons news.Equally, two actives for being provided by simple cumulative first embodiment of the invention
Communication between formula rfid card 1 can just make multiple active rfid cards 1 while being communicated with an active rfid card 1.Again by letter
Singly " one-to-many " and " many-one " speech communication pattern are superimposed, " multi-to-multi " speech communication is can be achieved with.
Refer to Fig. 5, the speech communication flow chart that Fig. 5 is provided for fifth embodiment of the invention.Voice shown in Fig. 5
The means of communication use active rfid card 1 and speech communication system as shown in Figure 1 as shown in Figure 2.As shown in figure 1,
The speech communication system includes a card reader 2, a server 3 and two active rfid cards 1.Wherein, two actives
Formula rfid card 1, one is voice transmitting terminal, and another is phonetic incepting end.Its specific communicating step is as follows：
Transmitting terminal：
S1, by communicate trigger element 15 select speech communication target；
S2, the collection voice signal of phonetic entry/output unit 10；
The Speech Signal Compression that S3, speech encoding unit 11 will be gathered is encoded to voice content data；
S4, processing unit 14 will include the speech communication of voice content data, source address information and target address information
Information is sent to Transmit Receive Unit 16；
Card reader 2 is wirelessly transmitted to after the speech data modulation that S5, Transmit Receive Unit 16 will be received；
Card reader：
Server 3 is sent to after the demodulation of the speech communication information from active rfid card 1 that S6, card reader 2 will be received；
Server：
Each target address information of S7, server 3 in speech data produces one to include the destination address respectively
Information, the speech data of source address information and voice content data simultaneously broadcast produced voice to all card reader 2 in net
Data.
Card reader：
All card reader 2 are received and modulated after received speech data to the active rfid in space in S8, net
Card 1 is transmitted wirelessly；
Receiving terminal：
S9, the Transmit Receive Unit 16 of active rfid card 1 receive the radio audio signals of the offer of card reader 2 and are solved
Processing unit 14 is supplied to after being tuned into speech data；
S10, processing unit 14 read the destination address information in speech data and itself with active rfid card 1 by it
Address information compares；
S11, judge comparative result, if the same go to step S12, otherwise abandon the speech data；
Voice content data are simultaneously supplied to speech decoding unit 12 by S12, triggering Tip element 17；
The voice content data interpretation that S13, speech decoding unit 12 provide processing unit 14 sends extremely into voice signal
Phonetic entry/output unit 10；
S14, triggered according to the cue of Tip element 17 speech playback trigger element 18 with phonetic entry/output singly
First 10 playback voices.
In another embodiment that the present invention is provided, also include after the step S6, before S7：
S61, server 3 read target address information and source address information in received speech communication information；
S62, server 3 search whether to exist received target address information and come in registered address information
Source address information；
S63, lookup result is judged, if there is then going to step S7, if there is no then abandoning received voice messaging
And return to step S6.
The speech communication system and the means of communication of the embodiment of the present invention, can truly realize the language based on RFID technique
Sound is communicated.It should be understood that with reference to the speech communication system of the above embodiment of the present invention offer, the present invention can build and read comprising multiple
The speech communication system of card device 2 and multiple active rfid cards 1, realizes free speech communication, and can realize " multi-to-multi " pattern
Speech communication.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Implementation method, above-mentioned specific embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under enlightenment of the invention, in the case of present inventive concept and scope of the claimed protection is not departed from, can also make a lot
Form, these are belonged within protection of the invention.
Claims (7)
1. a kind of active rfid card (1), including：Card body and the Transmit Receive Unit (16) being arranged in card, it is characterised in that
Also include being arranged at phonetic entry/output unit (10) in card body, speech encoding unit (11), speech decoding unit (12),
Memory cell (13), processing unit (14) and the communication trigger element corresponding with communication target being arranged on card body
(15)；
Collection and playback of the phonetic entry/output unit (10) for voice signal；The speech encoding unit (11) is used
The processing unit (14) is supplied to after by the voice signal coding of collection simultaneously boil down to voice content data；The voice is translated
Code unit (12) is for the voice content data decompression that provides the processing unit (14) and is decoded into offer after voice signal
Speech playback is carried out to the phonetic entry/output unit (10)；
The memory cell (13) is for storing the address information of the active rfid card (1) and caching speech data；Its
In, the address information includes the source address information of voice sending card and the target address information of phonetic incepting card, the mesh
Mark address information includes active rfid card (1) address information；
The processing unit (14) includes transmission processe subelement and reception processing subelement；Wherein, transmission processe is single
Unit is used to, according to described communication trigger element (15) selected speech communication target, be read from the memory cell (13) relative
The target address information answered, and will be provided comprising target address information, source address information and the speech encoding unit (11)
The speech data of voice content information be supplied to the Transmit Receive Unit (16), and then send；The reception processing
The target address information that subelement is used in the speech data for being provided the Transmit Receive Unit (16) and phonetic incepting card
Self address information compare, speech data is if the same supplied to the speech decoding unit (12), otherwise abandon
The speech data；
Communication trigger element (15) is for selecting speech communication target and triggering voice sending function.
2. active rfid card (1) according to claim 1, it is characterised in that the active rfid card (1) also includes carrying
Show unit (17) and speech playback trigger element (18)；
The processing unit (14) is for controlling what the Tip element (17) was received according to the Transmit Receive Unit (16)
Voice messaging sends cue；
The speech playback trigger element (18) according to cue for triggering speech playback.
3. a kind of speech communication system, it is characterised in that include：Active rfid card (1), Card Reader as claimed in claim 1 or 2
Device (2) and server (3)；
The active rfid card (1) is additionally operable to wireless for transmitting wirelessly modulated speech data to the card reader (2)
Receive and demodulate the speech data from the card reader (2)；
The card reader (2) passes through net for speech data of the wireless receiving from the active rfid card (1) and after demodulating
Network sends to the server (3) speech data；After being additionally operable to receive the speech data of the server (3) broadcast and modulation
It is wirelessly transmitted to the active rfid card (1)；
The server (3) is believed for receiving the speech data and basis wherein each destination address of the card reader (2) transmission
Breath produces one and includes target address information, the speech data of source address information and voice content data and to institute in net respectively
There is the card reader (2) to broadcast produced speech data.
4. speech communication system according to claim 3, it is characterised in that the card reader (2) is including Transmit Receive Unit
(20), processing unit (21), memory cell (22) and NIU (23)；
The Transmit Receive Unit (20) is for wireless receiving and demodulates the speech data of active rfid card (1) offer simultaneously
It is supplied to the processing unit (21)；It is additionally operable to receive the speech data of the processing unit (21) offer and is wirelessly sent out after modulating
Deliver to the active rfid card (1)；
The processing unit (21) for controlling the Transmit Receive Unit (20) and the NIU (23) in voice
The reception and transmission of data；
The memory cell (22) is for caching a plurality of speech data for receiving simultaneously；
The NIU (23) is for by data between card reader described in real-time performance (2) and the server (3)
Reception and transmission.
5. speech communication system according to claim 3, it is characterised in that the server (3) is additionally operable to store the master
The log-on message of dynamic formula rfid card (1)；The log-on message includes address information and the user of the active rfid card (1)
Name；
The server (3) is additionally operable to read the address information in the speech data from the card reader (2) and registered
Address information in inquiry whether there is identical address information, if there is then wide to all card reader (2) in system
Received speech data is broadcast, received speech data is otherwise abandoned.
6. a kind of speech communication, it is characterised in that active described in the speech communication usage right requirement 1 or 2
Rfid card (1), specifically includes following steps：
S1, by it is described communication trigger element (15) select speech communication target；
S2, the phonetic entry/output unit (10) collection voice signal；
The Speech Signal Compression that S3, the speech encoding unit (11) will be gathered is encoded to voice content data；
S4, the processing unit (14) lead to the voice for including voice content data, source address information and target address information
News information is sent to the Transmit Receive Unit (16)；
Card reader (2) is wirelessly transmitted to after the speech data modulation that S5, the Transmit Receive Unit (16) will be received；
S6, the card reader (2) are received and sent by network after demodulating the speech data from the active rfid card (1)
To server (3)；
Each target address information of S7, the server (3) in speech data produces one to include target ground respectively
Location information, the speech data of source address information and voice content data are simultaneously produced to all card reader (2) broadcast in net
Raw speech data；
All card reader (2) receive and modulate after received speech data to the active in space in S8, net
Formula rfid card (1) is transmitted wirelessly；
S9, the Transmit Receive Unit (16) of the active rfid card (1) receive the wireless language that the card reader (2) provides
The processing unit (14) is supplied to after sound data and demodulation；
S10, the processing unit (14) read the destination address letter in the speech data that the Transmit Receive Unit (16) provides
Cease and it compares with the source address information of the active rfid card (1)；
S11, judge comparative result, if the same go to step S13, otherwise abandon the speech data；
Voice content data are simultaneously supplied to the speech decoding unit (12) by S12, triggering Tip element (17)；
The voice content data interpretation Chinese idiom message that S13, the speech decoding unit (12) provide the processing unit (14)
Number, send to the phonetic entry/output unit (10)；
S14, according to the cue of the Tip element (17) trigger speech playback trigger element (18) with defeated in the voice
Enter/output unit (10) playback voice.
7. speech communication according to claim 6, it is characterised in that also include after the step S6, before S7：
S61, the server (3) read target address information and source address information in the logical data of received voice；
S62, the server (3) search whether to exist in registered address information received target address information and
Source address information；
S63, lookup result is judged, if there is then going to step S7, if there is no then abandoning received voice messaging and return
Return step S6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410391205.7A CN104156753B (en) | 2014-08-08 | 2014-08-08 | Active rfid card, speech communication system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410391205.7A CN104156753B (en) | 2014-08-08 | 2014-08-08 | Active rfid card, speech communication system and method |
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| CN104156753A CN104156753A (en) | 2014-11-19 |
| CN104156753B true CN104156753B (en) | 2017-06-20 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637398A (en) * | 2012-04-11 | 2012-08-15 | 西北农林科技大学 | Self-service audio system based on RFID (radio frequency identification) and digital redirection technology |
| CN103888711A (en) * | 2014-01-28 | 2014-06-25 | 中译语通科技（北京）有限公司 | Intelligent audio and video conference system |
| CN103926614A (en) * | 2014-04-22 | 2014-07-16 | 上海遥薇(集团)有限公司 | Multifunctional card with video function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100085415A1 (en) * | 2008-10-02 | 2010-04-08 | Polycom, Inc | Displaying dynamic caller identity during point-to-point and multipoint audio/videoconference |
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2014
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637398A (en) * | 2012-04-11 | 2012-08-15 | 西北农林科技大学 | Self-service audio system based on RFID (radio frequency identification) and digital redirection technology |
| CN103888711A (en) * | 2014-01-28 | 2014-06-25 | 中译语通科技（北京）有限公司 | Intelligent audio and video conference system |
| CN103926614A (en) * | 2014-04-22 | 2014-07-16 | 上海遥薇(集团)有限公司 | Multifunctional card with video function |
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| CI01 | Correction of invention patent gazette |
Correction item: Denomination of Invention Correct: Active RFID card, voice communication system and method False: Active RFID card, language communication system and method Number: 47 Volume: 30 |
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Correction item: Denomination of Invention Correct: Active RFID card, voice communication system and method False: Active RFID card, language communication system and method Number: 47 Volume: 30 |
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Free format text: CORRECT: INVENTION NAME; FROM: ACTIVE RFID CARD, LANGUAGE COMMUNICATION SYSTEM AND METHOD TO: ACTIVE RFID CARD, VOICE COMMUNICATION SYSTEM AND METHOD |
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