CN1678004A - Telephone conference call-out device - Google Patents

Telephone conference call-out device Download PDF

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Publication number
CN1678004A
CN1678004A CN 200410029921 CN200410029921A CN1678004A CN 1678004 A CN1678004 A CN 1678004A CN 200410029921 CN200410029921 CN 200410029921 CN 200410029921 A CN200410029921 A CN 200410029921A CN 1678004 A CN1678004 A CN 1678004A
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China
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module
telephone
conferencing device
cpu
telephone conferencing
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CN 200410029921
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Chinese (zh)
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孙文华
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Individual
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Individual
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Abstract

The disclosed device comprises following parts mainly: a multiloop telephone interface circuit, a multiplex mixing module for conference call, a multiplex call control module, CPU or DSP of having function of CPU. Base on functions of control, process and voice recognition modules in CPU, DSP, such troublesome operations of long dialing can be replaced by title and name of persons participated in the conference in voice. The device is capable of automatic dialing telephone based on voice. The device let people in different locations hold a meeting, omitting troublesome operations of long dialing and referring telephone book etc.

Description

The telephone conferencing device
Technical field
The present invention is relevant a kind of telephone conferencing device, especially refer to that a kind of many people that allow in the different location have a meeting via the multiplex telephony circuit simultaneously together, the trouble of avoiding tediously long dialing and consulting telephone directory book is filled the practical and convenient phone that is worth of part raising and can be convened device.
Background technology
Because the enterprise operation globalization tendency of having marched toward, branch stands in great numbers various places, and business meetings is indispensable activity, and again because mobile phone general, a few intelligent's hand one machines are carried, and it is difficult directly to find me more not to have by telephone dial connection.But the person in charge desires to convene temporary meeting, just must inform that the secretary goes to notify one by one the related personnel, and this is not only consuming time, and waste of manpower.
Though the memory type phone in order to the memory multiple groups of phone numbers is arranged at present on the market, or acoustic-controlled dialing phone, in order to assist dialing, but the both is the regular phone machine, the user only can be used for doing two dialing, conversations between point-to-point and use, and need operation on phone itself, do not have the conference convening function, its practical value is not high.
In addition, be commonly the switch (PABX) that enterprise uses, have the function of Three-Way Calling in usually, but troublesome poeration, not only dialing wants every word to transfer to one by one, also only can be limited in simultaneously on the phone of connection to use, and very inconvenience, practical value is not high yet.
Summary of the invention
Therefore, the present invention's main purpose is to provide a kind of telephone conferencing device, the user can use any phone, mobile phone is dialled in this device, and can directly say the interior voice identification module of at least two above participants' name address or this device of post and rank can with it with internal memory in the name database that prestored compared, find out its corresponding telephone number dial-out call immediately after the identification, make multi-person conference be able to rapidly and almost to transfer to simultaneously finish, to consult transfer to one by one again behind the telephone directory book consuming time with traditional, be not easy memory, the shortcoming of wrong trouble way is cleared off easily.
Another object of the present invention is to provide a kind of telephone conferencing device, by the multiplex telephony circuit, almost can be with the multidigit personnel of different regions dial-up together simultaneously, after multi-way call audio mixing module in this device and multi-way call control module processing output, form as being in the same meeting room, make the participant not need long-distance pulling out to relate to travelling and can make many people talk together, discuss, to reach the purpose of not only economy but also facility.
The present invention's another purpose is to provide a kind of telephone conferencing device, no matter wherein where the user is, need not carry any data, instrument, only need simple general phone, the mobile phone of using just can dial in this device via wired, wireless universal telephone network, can use the post and rank or the name of easy memory to call a meeting, to reach the restriction that is not subjected to the space, the purpose of convenient and practical facility.
The present invention's a purpose again is to provide a kind of telephone conferencing device, wherein the multiplex telephony interface can make this device be suitable for the phone side of the branch pusher side or the public telephone network (PSTN) that are connected in enterprise customer's switch (PABX), so can reach the purpose that easy, convenient use is installed.
For reaching above-mentioned purpose, effect and characteristics, its technological means of taking comprises: one in order to monitor all circuit, the central processor CPU of functional module and internal memory or with the micro-signal digital processing unit DSP of cpu function, one in order to connect the multiloop telephone interface circuit of extraneous multi-line telephone circuit, being used for lotus root closes the sound of conversation, various control identification signals on frequency multiplexed signal (DTMF) and the telephone line, a multi-path digital, analog signal conversion module CODEC is in order to connect telephone line echo cancellation module and multiplex telephony interface circuit, one multiplex telephony line signal check-out module, one multiplex telephony dial module, one multichannel voice frequency processing module, one multi-path voice recognition module, one multichannel conference call audio mixing module, one multi-way call control module, one multiplex telephony LCM line control module and CPU (DSP) and storage name speech recognition data, telephone number is for the identification comparison, transfer to and stored routine, deposit within the data; When close sound and the telephone signal that enters and export via the telephone interface circuit lotus root, under the monitoring of CPU (DSP) is handled, reach under each resume module that is connected with CODEC with CODEC, sound produces corresponding dialed number and is connected by each road dialing module dial-out after the multi-path voice recognition module is differentiated processing.The conversation sound of each telephone interface circuit is after each road CODEC conversion at this moment, after handling via mixing of multi-way call audio mixing module and multi-way call control module again, via each road CODEC conversion output, make the personnel on each telephone line can hear that all sound carries out meeting each other.
Input of the present invention and output module can use the cresset that is connected in device, keyboard as button etc. LED, LCD reach, another or can be directly connected in the CPU of device or the computer that connects via network LAN, WAN, world-wide web, WEB and display screen thereof, keyboard are participated in member, service time, authority and observed the situation in the meeting and write down the time of meeting, date and literal name, telephone number and consult historical record in order to set ... etc. function.Wherein, can convert the speech recognition sample storage in internal memory, can listen to and for the basic sample of voice identification module for playing as identification via intrasystem text-to-speech modular converter by the name address of input unit input and the literal of acoustic control instruction.
Input, the output module that has in the device is to dial in by phone in addition, work as input module with keyboard operation on the phone or acoustic control, simultaneously coming the name that informing device will look for or assign the acoustic control instruction with sound also is input module, inform and guide user's operation and convert the various data of desiring to inform to sound with the phone receiver that the voice in installing are sent to the user via telephone line, to reach interactive purpose, be to be this device output module.All also can dial in through this flow process use by phone, according to the database of the voice instruction flow process direct recording name of system, acoustic control instruction for the basic sample of voice identification module as identification, and set up the dialing number, transfer to connect for the identification back and use, to reach purpose easily.
Description of drawings
1A figure is the square view of the telephone conferencing device first preferable enforcement of the present invention;
1B figure is the square view of the telephone conferencing device second preferable enforcement of the present invention;
1C figure is the square view of telephone conferencing device the 3rd preferable enforcement of the present invention;
1D figure is the square view of telephone conferencing device the 4th preferable enforcement of the present invention;
1E figure is the square view of telephone conferencing device the 5th preferable enforcement of the present invention;
The 2nd figure is the square view of telephone conferencing device the 6th preferable enforcement of the present invention;
The 3A~3B figure is the detailed circuit diagram of telephone conferencing device the 7th preferable enforcement of the present invention;
The 4th figure is name database setting process Fig. 1 of telephone conferencing device of the present invention;
The 5th figure is name database setting process Fig. 2 of telephone conferencing device of the present invention.
Embodiment
Be depicted as first embodiment of telephone conferencing device of the present invention as 1A figure, this device comprises: a central processor CPU (or micro-signal processor DSP) 20 (being called for short CPU (DSP)), the multiplex telephony interface circuit 10 (abbreviation interface circuit) that one at least 2 group is above, one stores internal memory 21 (abbreviation internal memory), one multi-path digital, analog signal conversion module CODEC11 (being called for short CODEC), one multichannel conference call audio mixing module 16, one multi-way call control module 17, one multi-path voice recognition module 18, one multiplex telephony line signal check-out module 19, one multiplex telephony dial module 13, one multiplex telephony LCM line control module 14, one output module 22 and an input module 23, the function declaration of each module as mentioned above, monitoring and processing by CPU (DSP) 20, the phone that incoming call is dialled in is after signal check-out module 19 detects, reply connection by LCM line control module 14, CPU (DSP) 20 takes out the voice words and phrases digital code that is prestored to internal memory 21 according to program circuit and converts simulated audio signal to through CODEC11 at this moment, deliver on the telephone line with the keyboard input operation of the guiding person of dialling in via interface circuit 10 again by its remote handset, the multiple frequency dtmf signal that keyboard is sent detects the instruction and the data code that become operation via signal check-out module 19 and uses for CPU (DSP) 20 programs, as the voice of sending require the person of dialling in to input password, at this moment, the person of dialling in can be pressed into password for CPU (DSP) 20 its identity of affirmation from phone.When the person of dialling in desires to call a meeting, the person of dialling in can directly say address, sound is via interface circuit 10, CODEC11, voice identification module 18, compared with the name audio document that is prestored in the internal memory 21, if there is the name that meets then to take out its telephone number, transfer to through dial module 13, dial in the caller and can say one by one and will call in people with a part in a conference's name or post and rank this moment, and comply with aforementioned flow process under the monitoring and processing of CPU (DSP) 20, can transfer to connection to want people with a part in a conference person's phone respectively through multiloop telephone interface circuit 10, the sound of its conference call of personnel through connecting is through its interface circuit that takies 10, CODEC11 is by multichannel conference call audio mixing module 16, send CODEC11 again back to after multi-way call control module 17 is handled and convert simulated audio signal to, deliver to each participant on the telephone line via interface circuit 10 again, make each participant all can say and hear all participants' sound, wherein, in meeting or during closing session, when the participant hangs up the telephone, the work that signal check-out module 19 and LCM line control module 14 detect execution and remove circuit.Wherein input module 23 and output module 22 can use cresset, the keyboard that is connected in this device again, as: button etc. LED, LCD reach, in order to show each loop inlet wire behaviour in service and to import set data and consult historical record.
Should state around here, be the above-mentioned described telephone conferencing device of the present invention, and wherein, the data that is stored in this internal memory further comprises:
(1) the one literal name with input converts the name database that can supply speech recognition to use to through this literal voice conversion module; Or
(2) one directly become the name database that can supply speech recognition to use with voice recording; Or
(3) one acoustic controls instructions identification database makes the user can the acoustic control dictate operating system.
Be depicted as second embodiment of telephone conferencing device of the present invention as 1B figure, present embodiment is identical substantially with first embodiment, institute's difference is, this further comprises a multiplex telephony circuit echo cancellation module (Echo Cancellation Module) 12 after being installed on multi-path digital, analog signal conversion module CODEC11, with with the contingent echo cancellation on the telephone line, to improve communication quality.
Be depicted as the 3rd embodiment of telephone conferencing device of the present invention as 1C figure, present embodiment is identical substantially with first embodiment, institute's difference is, this is installed on before the multiplex telephony interface circuit 10 one-level or the back one-level further comprises a multiplex telephony circuit echo cancellation module (Echo Cancellation Module) 12, with with the contingent echo cancellation on the telephone line, to improve communication quality.
Be depicted as the 4th embodiment of telephone conferencing device of the present invention as 1D figure, present embodiment is identical substantially with second embodiment, institute's difference is, this further comprises a multichannel voice frequency processing module 15 after being installed on multiplex telephony circuit echo cancellation module 12, so that compressed decompression of the audio frequency on the telephone line and form are changed, reducing the internal memory usage space, and the function of tool high universalizable, high efficiency, high communication quality.
Be depicted as the 5th embodiment of telephone conferencing device of the present invention as 1E figure, present embodiment is identical substantially with the 4th embodiment, institute's difference is, this further comprises a text-to-speech modular converter 24 after being installed on multichannel voice frequency processing module 15, can be with the convenient literal input is converted to for the speech parameter file of playing and the speech recognition comparison is used, that is, in the system of present embodiment, instruct by name, acoustic control that phone imported into for ease of multi-path voice recognition module 18 identifications comparison.One text-to-speech modular converter 24 further is set, and in order to connect input module 23, becoming with the text conversion with its input can be for the basic sample of speech parameter file of broadcast and speech recognition comparison usefulness, to reach the convenient purpose of using.
Be depicted as the 6th embodiment of telephone conferencing device provided by the present invention as the 2nd figure, the system architecture of present embodiment all is same as first embodiment substantially, wherein institute's difference is that input module 23 and output module 22 are computer display screens and the keyboards that are connected to this device via network (LAN, WAN, world-wide web, WEB), sets, inquires about and show more system information in order to input.As: depositing name telephone directory, planning meeting room big low capacity, preset conference chamber in can the time, assist to dial in transfer to hold a meeting, observe meeting carry out in function such as situation, surplus person is same as first embodiment, relevant explanation is omitted.
Be depicted as the detailed circuit diagram of the 3rd preferred embodiment of telephone conferencing device of the present invention as 3A and 3B figure, this invents one of preferable concrete application example for the present invention.Wherein, circuit diagram is except that the necessary hardware assembly, other major function assembly is reached by software, IC4 is CPU (DSP) assembly, IC3 is that the EPROM internal memory is in order to store the operation application program of DSP, its program includes multiplex telephony circuit echo cancellation module, the multiplex telephony dial module, the multichannel voice frequency processing module, the multi-path voice recognition module, multichannel conference call audio mixing module, the multi-way call control module, the multiplex telephony LCM line control module, multiplex telephony line signal check-out module, the text-to-speech modular converter, IC2 is that flash memory is in order to store name and telephone number and other data of depositing record in advance, parameter, IC5 and IC6 are numeral, the IC of analog signal conversion module (CODEC) is in order to connect eight groups of telephone interface circuit ATK0~ATK7, and existing is that example illustrates it with ATK0.
When the conference convening person with phone when subscriber exchange or PABX dial in this device, the ring of switch is detected after the telephone line control module through U5 by CPU (DSP), the exciting light lotus root is run pass U6 jointly and replys connection conference convening person, the IC4 of CPU this moment (DSP) takes out speech digit words and phrases data according to program circuit to internal memory IC2, after the audio processing modules decompression reduction of CPU (DSP) IC4, convert the audio frequency words and phrases to by CODEC IC6, as " please input password ", sound is bonded on the telephone line through U3A circuit and transformer T1 lotus root to be listened to for the person of dialling in.This moment, the conference convening person was pressed into password via the phone keyboard, the dual-tone complex frequency signal DTMF that phone produces is through telephone line, transformer T1, the U3B circuit, after entering CODEC IC6 and converting the numerical data sign indicating number to, telephone line signal check-out module in CPU (DSP) IC4 detects to password figure and is judged whether correct, if the person's identity that is confirmed to be the conference convening, then system complies with that above-mentioned principle process is play " please say the name that will invite personnel; " " person then says name by the phone end to conference convening; this personnel's name is equally through telephone line; CODEC IC6; after entering CPU (DSP) IC4; compare through audio processing modules and voice identification module to the internal memory IC2 database taking-up of the name that prestores; meet if find, then CPU (DSP) IC4 takes out its corresponding telephone number, transferred to connection through the dialing module, this moment, the conference convening person can remain in it on line, a virtual meeting is indoor as placing, the conference convening person is after saying a participant name, can say other several participant names again, this moment CPU (DSP), IC4 will handle simultaneously according to program, and connect these participants, when these participants converse on line, sound on every circuit is also equally through CODEC IC6, IC5 enters CPU (DSP) IC4, again via the multichannel conference call audio mixing module 16 in CPU (DSP) IC4, participant's phone receiver end that multi-way call control module 17 and multichannel voice frequency processing module 16 sound that multichannel is synthetic is delivered to each bar telephone line is listened to for the participant and is formed videoconference, and IC1 is that CPLD (Complex Programmable Logic Device) simplifies integrated use in order to do logic module in the circuit diagram.To IC U21, U25, U22, U23 power supply module for this device.P1 is the RS232 port, and in order to be connected to the PC computer, name and the telephone number written historical materials imported by PC deposit this device in through this port, and converting to through literal voice conversion module 18 can be for the name speech recognition sample of sound identification module comparison use again.
Should state around here, be the above-mentioned described various modules of the present invention, be not be absolute hardware blocks module as: telephone line echo cancellation module, dialing module, audio processing modules, voice identification module, conference call audio mixing module, multi-way call control module, telephone line control module, telephone line signal check-out module, text-to-speech modular converter etc. all can DSP or the software of CPU finished and handle or handle with software control hardware, but not be a fixing tangible hardware circuit square, close first explanation.
Shown in the 4th figure, be the setting process explanation of one of the name database of telephone conferencing device of the present invention, the user is via flow process 40 beginnings, enter flow process 41, with name, title address and telephone number thereof use the input of this device, output module 22~23, as computer keyboard, screen shows device, via flow process 42, editor is stored in database, flow process 43, activate text-to-speech modular converter 24, with various names, title address text conversion becomes and can as flow process 44, again it be set up database for the voiced name sample of identification comparison use, as flow process 45, and be stored in internal memory, as flow process 46, enter flow process 47 then and the result.After the caller says above-mentioned address, voice identification module 18 in apparatus of the present invention, by the comparable voiced name sample of the control of CPU20 to having prestored in the database, find out its title that meets after, can take out the telephone number of transfering to institute's desire to connect after its telephone number data that prestores.
Shown in the 5th figure, another setting process explanation for the name database of telephone conferencing device of the present invention, the user is via flow process 50 beginnings, enter flow process 51, the user dials in device by phone, when entering flow process 52, this device is replied after detecting ring, this moment is when entering flow process 53, user's input system manager password, flow process 54, after device identification, promptly enter the default flow process, when entering flow process 55, system guides the user operation with voice via telephone line, the user can choose and set up the name identification database, as not setting up database, then enter other option of flow process 53A, set up database as desire, then enter flow process 56, and record one by one by microphone that the eponym exhales and record its corresponding telephone number by flow process 57 by flow process 55, the telephone number of this moment also can directly be imported via the phone keyboard, the sound that record is advanced builds up and can compare the voiced name sample database that uses for identification, and be stored in internal memory after handling via the audio processing modules of this device, enter flow process 58,59 o'clock, finish and leave.After the caller says address, the voice identification module 18 in this device, by the comparable voiced name sample of the control of CPU20 to having prestored in the database, find out its title that meets after, transfer to after can taking out its telephone number data that prestores.Declarant in addition around here is to the recording of above-mentioned various eponyms' addresses, and also can reach via the built-in or external microphone of this device itself, so the instrument of its use and method are not unalterable.

Claims (14)

1. telephone conferencing device, comprise: a multiplex telephony interface circuit, one multiplex telephony dial module, one multi-path digital, the analog signal conversion module, one multi-path voice recognition module, one internal memory, one multichannel conference call audio mixing module, one multi-way call control module, one multiplex telephony LCM line control module, an one multiplex telephony line signal check-out module and a central processing unit, close via this telephone interface circuit lotus root when a telephone signal and to enter the analog signal conversion module, through analog signal conversion module conversion and under the monitoring processing of CPU and each resume module that the analog signal conversion module is connected, the name identification data that the sound of convening the videoconference user is prestored in voice identification module and internal memory is compared mutually and is differentiated the back and produce one and the corresponding dialing number that prestores, transfer to connection by the dialing module, each is via the multi-way call sound of multiplex telephony interface circuit connection, after each road analog signal conversion module conversion, again via the processing of multi-way call audio mixing module and multi-way call control module, again after each road analog signal conversion module conversion output, make the participant on each telephone line all can hear sound each other, thereby constitute a virtual teleconference chamber and the device that can carry out meeting.
2. telephone conferencing device according to claim 1 is characterized in that: this device further comprises a multichannel voice frequency processing module.
3. telephone conferencing device according to claim 1 is characterized in that: this device further comprises a multiplex telephony circuit echo cancellation module.
4. telephone conferencing device according to claim 1 is characterized in that: this device further comprises a text-to-speech modular converter.
5. telephone conferencing device according to claim 4 is characterized in that: this data that is stored in the internal memory comprises that further a literal name with input converts the name database that can supply speech recognition to use to through this literal voice conversion module.
6. telephone conferencing device according to claim 1 is characterized in that: this data that is stored in the internal memory comprises that further one directly converts the name database that can supply speech recognition to use to voice recording.
7. telephone conferencing device according to claim 1 is characterized in that: the data in this internal memory further comprises acoustic control instruction identification database, makes the user can the acoustic control dictate operating system.
8. telephone conferencing device according to claim 1, it is characterized in that: this multiplex telephony circuit echo cancellation module, multiplex telephony dial module, multichannel voice frequency processing module, multi-path voice recognition module, multichannel conference call audio mixing module, multi-way call control module, multiplex telephony LCM line control module, multiplex telephony line signal check-out module, text-to-speech modular converter all can DSP or the software of CPU handled and reach or reach with hardware handles, or both mixing reach, or handle with software control hardware and to reach.
9. telephone conferencing device according to claim 1 is characterized in that: this internal memory can be DRAM, SRAM, FLASH RAM, ROM, EPROM, EEROM, various semiconductor memory, HARD DISK, CD-ROM, CD-R, CD-R/W, DVD-RAM, DVD-R/W, various hard disk and CD.
10. telephone conferencing device according to claim 1 is characterized in that: this device further comprises an input and an output module, and this input and output module can be the cresset, the keyboard that are connected in this device.
11. telephone conferencing device according to claim 1, it is characterized in that: this device further comprises an input and an output module, this input and output module also can be computer display screens and the keyboard that is connected directly to device, or are connected to computer and the display screen and the keyboard of device via network LAN, WAN, world-wide web, WEB.
12. telephone conferencing device according to claim 1 is characterized in that: this telephone interface circuit and each functional module can be directly all or be partly replaced with soft, the hardware of computer PC.
13. telephone conferencing device according to claim 1 is characterized in that: this CPU is for can both use simultaneously with the micro-signal digital processing unit DSP of cpu function or CPU and DSP.
14. telephone conferencing device according to claim 1 is characterized in that: this multiplex telephony circuit echo cancellation module further is installed on multiplex telephony interface circuit one-level or back one-level before.
CN 200410029921 2004-03-31 2004-03-31 Telephone conference call-out device Pending CN1678004A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009015583A1 (en) * 2007-07-27 2009-02-05 Tencent Technology (Shenzhen) Company Limited Multi-user voice system and method
CN101420489B (en) * 2007-10-23 2012-01-25 鸿富锦精密工业(深圳)有限公司 Communication device and data enquiry method
CN105120118A (en) * 2015-09-06 2015-12-02 上海智臻智能网络科技股份有限公司 Method, device and system for teleconference
CN105208174A (en) * 2015-09-06 2015-12-30 上海智臻智能网络科技股份有限公司 Voice communication method and device and dialing system
CN108737664A (en) * 2018-05-22 2018-11-02 朱小军 A kind of phone dialing system
CN111406400A (en) * 2017-09-26 2020-07-10 惠普发展公司,有限责任合伙企业 Conference call participant identification

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009015583A1 (en) * 2007-07-27 2009-02-05 Tencent Technology (Shenzhen) Company Limited Multi-user voice system and method
CN101420489B (en) * 2007-10-23 2012-01-25 鸿富锦精密工业(深圳)有限公司 Communication device and data enquiry method
CN105120118A (en) * 2015-09-06 2015-12-02 上海智臻智能网络科技股份有限公司 Method, device and system for teleconference
CN105208174A (en) * 2015-09-06 2015-12-30 上海智臻智能网络科技股份有限公司 Voice communication method and device and dialing system
CN105120118B (en) * 2015-09-06 2018-11-27 上海智臻智能网络科技股份有限公司 The method, apparatus and system of videoconference
CN111406400A (en) * 2017-09-26 2020-07-10 惠普发展公司,有限责任合伙企业 Conference call participant identification
US11178359B2 (en) 2017-09-26 2021-11-16 Hewlett-Packard Development Company, L.P. Electronic device and generating conference call participants identifications
CN111406400B (en) * 2017-09-26 2022-05-10 惠普发展公司,有限责任合伙企业 Conference call participant identification
CN108737664A (en) * 2018-05-22 2018-11-02 朱小军 A kind of phone dialing system

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