CN2667810Y - Module, mobile telephone, telephone or apparatus with telephone meeting function - Google Patents
Module, mobile telephone, telephone or apparatus with telephone meeting function Download PDFInfo
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Abstract
The utility model relates to a module, a mobile phone or a device with a teleconference function, which can be used separately, or can be integrated with the present mobile phone or fixed phones, to make a plurality of local mobile phones or wireless earphone consumers can conduct the teleconference through one(or a plurality of) mobile phones or fixed phones with the remote communicating party. The main function of the utility model is that wireless call, connection establishment, management and tract sound mixing are carried out through small power wireless protocol communication, e.g. Bluetooth protocol, or wireless LAN protocol, and etc. the wireless integration device or module can be connected. Therefore, the utility model can be a new mobile phone, a new phone, a new wireless earphone or a new wireless integration device.
Description
Affiliated technical field
The present invention relates to a kind of communication equipment, device or module, specifically, relate to a kind of novel hand held mobile phone, landline telephone, wireless headset, or be used in module on them, make by local wired or wireless connection, some equipment can be mutually or jointly and one or more distance communicating side carry out videoconference.
Background technology
Present communication device, particularly mobile phone, communication need connect the switch by public telecommunication network mutually.Along with communication apparatus, wireless telecommunications system particularly, such as being extensive use of of mobile phone, people to it requirement and rely on also more and more.We often can see that several friends are by mobile phone and their common friend (distance communicating side) conversation.Though everyone has mobile phone,, such conversation can only be undertaken by a mobile phone, and the several people will use that mobile phone independently to talk in turn, and is very inconvenient.In addition, one group is distributed in than the personnel in the zonule, and for example between the kinsfolk, it also is unnecessary and inconvenient that communication exchanges by public telecommunication network.
Summary of the invention
The invention provides a kind of mobile phone that is used for, the wireless polyplant and the module of phone or other communication apparatus, especially need not to do under the situation of any change in base station to existing telecommunications provider, make some local users carry out videoconference mutually or with some long-distance users, and do not need talk in turn.
The technical scheme that the present invention takes for achieving the above object is, in existing mobile phone or phone, add sound mixing function, and couple together by the several users of low-power wireless communication with the part, converse by wherein one or more mobile phones or phone and distance communicating side.Sound mixing function guarantees not have echo and everyone can hear other people speech, carries out videoconference freely.Existing base station, telecommunications provider need not to make any change.
The utility model relates to a kind of module, mobile phone, phone or device with conference call functions, comprises an antenna, small-power radio-frequency module, base band control, the signal processing with sound mixing function and control module, audio interface at least, it is characterized in that:
Described antenna and small-power radio-frequency module are used for the transmitting-receiving of small-power radiofrequency signal; Between small-power radio-frequency module and signal processing and the control module by the base band control connection, the transmitted in both directions baseband signal; The small-power radio-frequency module can be set up one or more radio speech channels with other wireless devices or module and be connected, and is connected with control module with signal processing by base band control;
Described control and signal processing and control module be all voice channels, promptly from the voice channel of each base band control with from the voice channel of each audio frequency/digital interface, carries out following audio mixing:
The output of each voice channel is the composite signal behind the every other voice channel input audio mixing: the input and output of remembering all voice channels are respectively:
S
1 in，S
1 out，S
2 in，S
2 out，…，S
n in，S
n out
Wherein n is the channel number, S
i InBe the input of i voice channel, S
i OutBe the output of i voice channel, so
S
i out＝∑
n j＝1；j≠i(S
j in)i＝1，2，…，n
∑ wherein
n j=1; J ≠ i (S
j In) the representative audio mixing that every other channel is imported except that i channel, this function is called polymerization;
Described module, mobile phone, phone or device are called polymerization module, polymerization mobile phone, polymerization phone or polyplant, and polymerization mobile phone, polymerization phone or polyplant can reach the function with videoconference by integrated polymerization module.
Described small-power radio-frequency module is set up one or more radio speech channels by home control network communication protocol with other wireless devices or module and is connected.The low-power wireless communications protocol is a Bluetooth protocol, protocol of wireless local area network, home radio agreement (homeRF) or other standard low-power wireless communications protocol.
Described audio mixing is digital audio mixing or analog circuit audio mixing.Because user's number of conversation is few simultaneously usually in the application of this patent, the passage of audio mixing is also few, and belongs to sound mixing, and is also relatively low to the requirement of audio mixing.General audio mixing technology department can meet the demands.The flexibility of numeral audio mixing is higher.No matter be digital audio mixing or analog circuit audio mixing, all belong to mature technology.
When described polyplant independently uses, also comprise battery, telecommunication unit is subjected to ticket unit, and even display module and input module.When described polymerization module and mobile phone or phone are integrated, form novel mobile phone with conference call functions or phone, be called polymerization mobile phone or polymerization phone.Integratedly can adopt multiple mode.A kind of mode is the telecommunication unit with original mobile phone or phone, be connected with an audio interface of polymerization module by ticket unit, original mobile phone is connected with another audio interface of polymerization module with the audio interface that telecommunication unit is connected by ticket unit, finishes sound mixing function by the polymerization module.Another mode is to utilize mobile phone or the original signal processing module of phone to finish sound mixing function, and wireless signal is just accepted and sent to the polymerization module, and is by base band control that audio signal and described signal processing module is mutual.The attention aggregate module may receive the connection (voice channel) that surpasses other wireless devices or polymerization unit.Therefore, when utilizing the original signal processing unit of mobile phone or phone to finish the polymerization sound mixing function, control also has corresponding requirement to base band.
What described polyplant, module, the function of mobile phone or phone made their natures can cascade, when number of users more for a long time, by the meeting of cascade supporting telephone.Also can pass through a plurality of polymerization units, mobile phone or phone are transferred a plurality of remote parties to, form Multi-Party Conference.During cascade, the device that participates in conversation can be the wireless polyplant that relates to of the utility model, integrated hand held mobile phone or landline telephone or other wireless devices such as the bluetooth earphone of described polymerization module, bluetooth cellular phone, bluetooth telephone.Cascade is by one of them or an above equipment (main verbal system) is common and (videoconference) converses in one or more distance communicating sides; Described main verbal system is the root node of cascade; Other communication apparatus are by 0 or a plurality of intermediate node participation conversation (videoconference), connection root node and distance communicating square tube words; During cascade, all intermediate nodes and root node (main verbal system) must have described polymerizable functional, promptly or be polymerization unit, perhaps integrated polymerization module, can carry out audio mixing according to claim 1 pair all voice channels, i.e. the output of each voice channel is the composite signal behind the every other voice channel input audio mixing.
The cascading topological structure that the utility model relates to is a tree, the woods (being many trees) or other topological structures; The tree or the woods are first-selected structure, and are the most simple and efficient, avoid the appearance that encircles as far as possible.When ring occurs, adopt expansion tree (spanning tree) routing plan or other routing plans to avoid echo; Routing iinformation is placed on one of them communication apparatus and deposits routing iinformation separately for other equipment queries or each equipment; The exchange of routing iinformation adopts distance vector method (distance vector) or connection status method (link state) or other feasible method for routing to carry out.
The utility model relates to a kind of module, mobile phone, phone or device with conference call functions also can with the hand held mobile phone of integrated described polymerization module or other integrated the landline telephone of described polymerization module or other wireless devices (as bluetooth earphone, bluetooth cellular phone, bluetooth telephone) uses one to one between.
With existing mobile phone, phone or other communication apparatus are compared, the utility model has the advantages that: it can independently use, also can be integrated with existing mobile phone or landline telephone, make some local users to connect with distance communicating side and carry out videoconference by (or a plurality of) mobile phone or landline telephone.Particularly working as distance communicating side is the friends in common of these several local users, uses the present invention to have the device of polymerizable functional, and mobile phone or phone can allow these local users talk with the correspondent of far-end together, and do not need talk in turn.Therefore, the present invention can constitute a kind of novel mobile phone, novel phone, novel wireless headset or novel wireless aggregation device.The present invention increases sound mixing function with existing phone or mobile phone, becomes a small-sized videoconference center, by the access of low-power wireless connection management local users.Mobile phone or phone are used to connect the distance communicating end with being connected of telecommunications provider.This design makes conference call functions be finished by user's communication apparatus, thereby need not Communications service merchant or its base station are changed.Another benefit of this design is that distance communicating side has more than and is limited as one, thereby can realize Multi-Party Conference.In addition, for the user who participates in conversation,, do not need integrated poly-and module as long as the corresponding home control network communication protocol of its communication apparatus support can add (as bluetooth earphone).For some communications protocol,, without expansion the time, can only support 3 voice channels as Bluetooth protocol.Cascade function of the present invention can the extending user number.But ordinary circumstance, the quantity of local users is few.And the present invention can be equipped with under the situation of local base station, realizes local communication system, as the building communication system.Not only can communication, can also locate.
From the above mentioned, when carrying out said process by a plurality of mobile phones or phone, distance communicating can be with more than one.Some people in a plurality of places can carry out videoconference.Can further specify advantage of the present invention by following Example.For example, Xiao Wang and lover, and son (place 1) will with the common speech of father and mother (place 2) and father-in-law mother-in-law (place 3), like this, Xiao Wang uses his mobile phone to put through father's mobile phone, allows lover put through father-in-law's mobile phone with the phone of family.Lover's phone and son's mobile phone add Xiao Wang and father's conversation, and Xiao Wang's mobile phone and son's mobile phone also add lover and father-in-law's conversation.Mother of Xiao Wang uses the mobile phone of oneself, adds father Xiao Wang and Xiao Wang's conversation.Xiao Wang mother-in-law uses the mobile phone of oneself to add Xiao Wang father-in-law and lover's Xiao Wang conversation.7 people in such three places can exchange in a videoconference jointly, and need not to provide surcharge for telecommunications provider, and telecommunications provider does not need to make any change yet.
Describe in detail below by several embodiment and accompanying drawing.
Fig. 1-3 is to use three examples of the present utility model;
Fig. 4 is the structure of the independent wireless polyplant that uses of the present utility model;
Fig. 5 is two typical simulation mixer circuits;
Fig. 6 is a common hand held mobile phone principle structure figure;
Fig. 7 is the structure chart of polymerization module and a kind of integration mode of hand held mobile phone;
Fig. 8 is a normal telephone principle structure figure;
Fig. 9 is the corresponding integrated structure chart with landline telephone of polymerization module;
Figure 10 is the structure chart of polymerization module and the another kind of integration mode of hand held mobile phone;
Figure 11 is the structure chart of polymerization module and the third integration mode of hand held mobile phone;
The equipment of polymerization module that Figure 12 is integrated with and use use case one to one between the identical communications protocol equipment.
Fig. 1-3 is examples of three application.
The exemplary applications of Fig. 1 is to participate in the conversation wireless headset to converse simultaneously by the mobile phone and the distance communicating side of integrated polymerization module; Cascade need be carried out as wireless headset or the mobile phone with polymerizable functional by the equipment with polymerizable functional.1.1 is mobile communication base station among Fig. 1,1.2 be main push-to-talk handset (integrated polymerization module), it is a root node, 1.3 for participating in the wireless headset with polymerizable functional of conversation, be an intermediate node, 1.4 is some leaf nodes, is to participate in the conversation wireless headset, or polymerization unit, or wireless polymerization mobile phone.The root node main push-to-talk handset of polymerization module that has been integrated among Fig. 1.The wireless headset with polymerizable functional that participates in conversation is an intermediate node.Other participate in verbal system, be that endpoint node or leaf node do not need polymerizable functional, can use mobile phone, earphone or phone with polymerizable functional, also can adopt common wireless headset or mobile phone, as long as it can set up voice channel by corresponding wireless protocols and polymerization module or equipment.
The exemplary applications of Fig. 2 is that some local users carry out videoconference by a landline telephone and distance communicating side.2.1 be electricity (words) letter office, 2.2 be telephone wire, 2.3 be main push-to-talk handset (integrated polymerization module), be a root node, 2.4 is an intermediate node, is to participate in the wireless headset that conversation has polymerizable functional, 2.5 be another intermediate node, be the polymerization mobile phone that participates in conversation, 2.6 is some leaf nodes, is wireless headset or the mobile phone that participates in conversation.
The root node phone of polymerization module that has been integrated among Fig. 2.Two intermediate nodes are arranged among Fig. 2, and one is the wireless headset with polymerizable functional that participates in conversation, and another is to participate in the mobile phone that conversation has polymerizable functional.Other participate in the equipment of conversation, be that endpoint node or leaf node do not need polymerizable functional, can use mobile phone, earphone or phone with polymerizable functional, also can adopt common wireless headset or mobile phone, as long as it can set up voice channel by corresponding wireless protocols and polymerization module or equipment.
To be some local cellies carry out videoconference by one of them mobile phone and a landline telephone and two distance communicating sides to the 3rd exemplary applications among Fig. 3.3.1 be electricity (words) letter office, 3.2 be telephone wire, 3.3 be main conversation polymerization phone, be a root node, 3.4 is mobile communication base station, 3.5 be main conversation polymerization mobile phone, be another root node, 3.6 for participating in conversation polymerization mobile phone, is an intermediate node, 3.7, be leaf node or end node for participating in push-to-talk handset.Root node phone of polymerization module that has been integrated is linked telephone office by telephone wire and is connected with a distance communicating side among Fig. 3; The mobile phone of polymerization module that another root node is integrated is connected with another distance communicating side by the wireless telecommunications net.This root node also has an intermediate node: the polymerization mobile phone that participates in conversation.Also setting up a voice channel by corresponding wireless polymerization module between two root nodes connects.All like this correspondent can be conversed jointly, carry out videoconference.The topological structure of Fig. 3 is woods of being made up of two trees.
In these three examples, distance communicating side also can be several users, and mobile phone or phone by polymerization unit or integrated polymerization module participate in this videoconference.
Fig. 4 is independent device that uses of the utility model, for example, can be a wireless headset with polymerizable functional.4.1 is antenna among Fig. 4,4.2 be wireless radio interface module (as the Bluetooth RF interface module), 4.3 be base band control, 4.4 be signal processing and control module (comprising audio mixing), 4.5 be audio interface, 4.6 is wireless polymerization module (whole empty frame part), 4.7 is telecommunication unit, 4.8 for being subjected to ticket unit, 4.9 display modules and 4.10 input modules.According to claim, the present invention can comprise telecommunication unit and be subjected to ticket unit when using as device is independent; Ticket unit and telecommunication unit are accepted in the input and output of one of them audio interface respectively, as shown in Figure 4.The present invention can use battery, the power supply of other equipment or use independently battery, power supply when independently using as device.When this device that independently uses was born cascade function, promptly as intermediate node, it was connected with other equipment more than one, and therefore, base band control obtains more than a voice channel.Signal processing and control module need be finished these voice channels and from telecommunication unit be subjected to the sound mixing function of the voice channel of ticket unit.
Audio mixing belongs to mature technology, does not repeat them here.Fig. 5 is the circuit of two typical simulation circuit audio mixings.Fig. 5 (a) is one four an input mixer circuit, and Fig. 5 (b) is one three an input audio mixing amplifying circuit.It below is a basic digital audio mixing algorithm.Note M1, M2 is the maximum of two audio digital signals A1 and A2, its audio signal A is:
A＝A1+A2-A1×A2/(max{M1，M2})
If more more voice channel is arranged, can reuse above-mentioned formula.Note M1, M2, M3 are three audio digital signals A1, the maximum of A2 and A3, its audio signal A is:
A＝(A1+A2-A1×A2/(max{M1，M2}))+A3
-A3×(A1+A2-A1×A2/(max{M1，M2}))/(max{M1，M2，M3})
The benefit of this audio mixing algorithm is not export spillover can take place.Shortcoming is that multiplication is not a linear operator, may introduce new frequency, causes certain audio distortions.But voice channel is less demanding to fidelity, can use usually.Following block diagram is an almost audio mixing algorithm.This algorithm needs the signal summation of the voice channel of audio mixing to all.Because only be addition, can not introduce distortion.When output occurring and overflow, output decayed overflow avoiding.Decay factor f dynamically adjusts.When not overflowing, f reverts to 1 automatically gradually, i.e. not decay.
When the independent device that uses need not cascade function, when promptly this device is not root node or intermediate node, can use common wireless headset to replace.
Fig. 6 is the principle structure figure of a common hand held mobile phone.Wherein, 6.1 display modules, 6.2 input modules, 6.3 audio interface, 6.4 radio-frequency modules, the control of 6.5 base band, 6.9 signal processing and control module, 6.10 antennas, 6.11 batteries or external power supply, 6.12 telecommunication units, 6.13 are subjected to ticket unit.Wherein signal processing and control module generally include 6.6 internal memories, 6.7 CPU, 6.8 peripheral circuits etc.
Fig. 7 is the integrated and a kind of novel structure chart with novel hand held mobile phone of conference call functions that forms of polymerization module and hand held mobile phone.When wireless polymerization module and hand held mobile phone or landline telephone are integrated, what originally link to each other with the audio interface of hand held mobile phone or landline telephone signal processing module is subjected to ticket unit and telecommunication unit, links to each other with exporting with the input of an audio interface of polymerization module respectively now; The input and the output of hand held mobile phone or the corresponding audio interface of landline telephone signal processing module link to each other with input with the output of another audio interface of polymerization module respectively now.This is the simplest a kind of integration mode.7.1 display modules wherein, 7.2 input modules, 7.3 audio interface, 7.4 radio-frequency modules, the control of 7.5 base band, 7.9 signal processing and control module, 7.10 antennas, 7.11 batteries or external power supply, 7.12 telecommunication units, 7.13 are subjected to ticket unit.Wherein signal processing and control module generally include 7.6 internal memories, 7.7 CPU, and 7.8 peripheral circuits etc. are the module of former hand held mobile phone.Novel hand held mobile phone is except the module of above-mentioned hand held mobile phone, also integrated 7.18 wireless polymerization modules, comprise 7.14 antennas (being connected) with local users, 7.15 wireless radio interface module (being used for being connected) with local users as the Bluetooth RF interface module, 7.16 base band control, 7.17 signal processing modules (comprising sound mixing function) and at least two audio interface 7.19 and 7.20.One of them audio interface links to each other with the audio interface of former hand held mobile phone, another with send words, talked about module and link to each other.
Usually Bluetooth RF interface module that the one chip Bluetooth chip is integrated, base band control, signal processing module (embedded micro-processor and memory), voice and data-interface.Microprocessor can be finished sound mixing function by claim 1 audio mixing requirement programming.Usually the one chip Bluetooth chip is directly supported 3 voice channels.But, can support more channel after the processing because the bandwidth of Bluetooth protocol is 1Mbps.(voice channel takies 64k).
Adopt some other agreement, as protocol of wireless local area network (IEEE 802.11), because agreement is the transmission design data, voice channel can utilize IP-based voice technology (voice over IP) to realize.Because the local users number of the novel conversation simultaneously of this use is few usually, common IP-based voice technology can be competent at.Again because the bandwidth ratio bluetooth of protocol of wireless local area network (IEEE 802.11) is high, the packet of voice even can be not compressed.
Fig. 8 is the principle structure figure of a normal telephone, comprising, 8.1 display modules, 8.2 input modules, 8.3 audio interface, 8.9 signal processing and control module, 8.10 telephone wires, 8.11 battery or external power supply, 8.17 are subjected to ticket unit, compositions such as 8.18 telecommunication units.Wherein signal processing and control module generally include 8.6 internal memories, 8.7 CPU, 8.8 peripheral circuits etc.The simple landline telephone of function does not have 8.1 display modules, 8.6 internal memories, 8.7 CPU.
Fig. 9 is the integrated block diagram of corresponding polymerization module and landline telephone, is a kind of novel phone.Polymerization module in the utility model and landline telephone integrated is similar to integrated (Fig. 7) with hand held mobile phone, do not repeat them here.Wherein module is: 9.1 display modules, 9.2 input modules, 9.3 audio interface, 9.4 telecommunication unit, 9.5 are subjected to ticket unit, 9.6 internal memories etc., 9.7 CPU, 9.8 peripheral circuits, 9.9 signal processing and control module, 9.10 telephone wire, 9.11 batteries, 9.14 antennas, 9.15 wireless radio interface module (as the Bluetooth RF interface module), the control of 9.16 base band, 9.17 signal processing and control module (comprising audio mixing), 9.18 wireless polymerization module, 9.19 audio interface, 1,9.20 audio interface 2.
Figure 10 is an another embodiment of the invention.An audio interface of polymerization module of the present invention is linked the signal processing and the control module of hand held mobile phone or landline telephone, by this signal processing finish this voice channel, from the voice channel of the base band control that is connected with control module with this signal processing and from the audio mixing between the voice channel that send words to be subjected to ticket unit.Be specially: the telecommunication unit signal is: the output of polymerization module respective audio interface and audio mixing from the output of the voice channel of the base band control that is connected with control module with this signal processing; From being input as of the voice channel of the base band control that is connected with control module with this signal processing: the audio mixing that is subjected to ticket unit and the output of polymerization module respective audio interface.Figure 10 is the block diagram of corresponding connection.After to be wireless polymerization module with the voice channel of local users mix (audio mixing) with the difference of integrated approach shown in Figure 7, be connected with control module with the signal processing of hand held mobile phone by audio interface, undertaken further and distance communicating side and telecommunication unit by this unit, be subjected to the audio mixing of ticket unit, become the novel hand held mobile phone that another kind has conference call functions.This audio mixing relates to three groups of simple bilingual sound passage audio mixings, as shown in figure 10.Wherein module is: 10.1 display modules, 10.2 input module, 10.3_2 audio interface, 10.3_1 audio interface, 10.4 radio-frequency module, 10.5 base band control, 10.6 internal memories etc., 10.7 CPU (having sound mixing function), 10.8 peripheral circuit, 10.9 signal processing and control module, 10.10 antennas, 10.11 batteries, 10.12 telecommunication unit, 10.13 be subjected to ticket unit, 10.14 antennas (polymerization module), 10.15 wireless radio interface modules (as the Bluetooth RF interface module), 10.16 base band control (polymerization module), 10.17 signal processing and control module, 10.18 wireless polymerization modules, 10.20 audio interface (polymerization module).
Figure 11 is the third execution mode of the present invention.The base band of polymerization module of the present invention is controlled signal processing and the control module that directly inserts hand held mobile phone or landline telephone, finish claim 1,7,8 described sound mixing functions by the signal processing and the control module of hand held mobile phone or landline telephone.As shown in figure 11, former hand held mobile phone signal processing and control module are finished the polymerization sound mixing function, i.e. the signal processing module of polymerization module and the signal processing of former hand held mobile phone and control module are fully-integrated.Because former hand held mobile phone signal processing and control module itself have microprocessor and memory cell, as long as comprise the algorithm of signal processing module in the polymerization module, can finish integrated.Production firm there is no substantial hardship for mobile phone.As module among Figure 11 be: 11.1 display modules, 11.2 input module, 11.3 audio interface, 11.4 radio-frequency module, 11.5 base band control, 11.6 internal memories etc., 11.7 CPU (having sound mixing function), 11.8 peripheral circuit, 11.9 signal processing and control module, 11.10 antennas, 11.11 batteries, 11.12 telecommunication unit, 11.13 be subjected to ticket unit, 11.14 antennas (polymerization module), 11.15 wireless radio interface modules (as the Bluetooth RF interface module), 11.16 base band control (polymerization module), 11.18 wireless polymerization modules.
The hand held mobile phone or the landline telephone of the polymerization module that Figure 12 has provided the utility model integrated and relates to, with other the integrated hand held mobile phone or landline telephones of described polymerization module, or other wireless devices such as bluetooth earphone, bluetooth cellular phone, some examples that use one to one between the bluetooth telephone.As part communication among a small circle, need not base station through communication provider.As shown in figure 12: 12.1 landline telephones (integrated polymerization module), 12.2 independently have a polymerizable functional wireless device, 12.3 the integrated mobile phone 12.4 common wireless headsets (as bluetooth earphone) of polymerization module, 12.5 common bluetooth cellular phones, 12.6 common bluetooth telephones.It is not have polymerizable functional that some equipment are wherein arranged.Also promptly, the equipment of integrated polymerization module can be mutual with other equipment that do not have polymerizable functional, as long as use identical communications protocol.Yet these equipment that do not have polymerizable functional cannot be as cascade device, and the equipment (earphone, mobile phone or landline telephone) that only has polymerizable functional just can be made cascade device; Only having the mobile phone of polymerizable functional or landline telephone just can be responsible for and being connected of distance communicating side.
Figure A1-A12 is the legend combination version in the drawings with Fig. 1-12, so that read.
Claims (12)
1. module, mobile phone, phone or the device with conference call functions comprises an antenna, small-power radio-frequency module, base band control, the signal processing with sound mixing function and control module, audio interface at least, it is characterized in that:
Described antenna and small-power radio-frequency module are used for the transmitting-receiving of small-power radiofrequency signal; Between small-power radio-frequency module and signal processing and the control module by the base band control connection, the transmitted in both directions baseband signal; The small-power radio-frequency module can be set up one or more radio speech channels with other wireless devices or module and be connected, and is connected with control module with signal processing by base band control;
Described control and signal processing and control module be all voice channels, promptly from the voice channel of each base band control with from the voice channel of each audio frequency/digital interface, carries out following audio mixing:
The output of each voice channel is the composite signal behind the every other voice channel input audio mixing: the input and output of remembering all voice channels are respectively:
S
1 In, S
1 Out, S
2 In, S
2 Out..., S
n In, S
n OutWherein n is the channel number, S
i InBe the input of i voice channel, S
i OutBe the output of i voice channel, so
S
i Out=∑
n J=1; J ≠ i(S
j In) i=1,2 ..., n is ∑ wherein
n J=1; J ≠ i(S
j In) the representative audio mixing that every other channel is imported except that i channel, this function is called polymerization;
Described module, mobile phone, phone or device are called polymerization module, polymerization mobile phone, polymerization phone or polyplant, and polymerization mobile phone, polymerization phone or polyplant can reach the function with videoconference by integrated polymerization module.
2. a kind of module, mobile phone, phone or device with conference call functions according to claim 1 is characterized in that: described small-power radio-frequency module is set up one or more radio speech channels by home control network communication protocol with other wireless devices or module and is connected.The low-power wireless communications protocol is a Bluetooth protocol, protocol of wireless local area network, home radio agreement (home RF) or other standard low-power wireless communications protocol.
3. a kind of module, mobile phone, phone or device with conference call functions according to claim 1 is characterized in that: described audio mixing is digital audio mixing or analog circuit audio mixing.
4. a kind of module, mobile phone, phone or device with conference call functions according to claim 1 is characterized in that: described device also comprises battery or external power supply input or both and has concurrently when independently using; When described module and other equipment are integrated, use battery, the power supply of other equipment or use independently battery, power supply.
5. a kind of module, mobile phone, phone or device with conference call functions according to claim 1 is characterized in that: this device also comprises telecommunication unit and is subjected to ticket unit when independently using: ticket unit and telecommunication unit are accepted in the input and output of one of them audio interface respectively.
6. according to claim 1,5 described a kind of module, mobile phone, phone or devices with conference call functions, it is characterized in that: this device also comprises display module and input module when independently using.
7. a kind of module, mobile phone, phone or device according to claim 1 with conference call functions, it is characterized in that: when this module and hand held mobile phone or landline telephone are integrated, what originally link to each other with the audio interface of hand held mobile phone or landline telephone signal processing module is subjected to ticket unit and telecommunication unit, links to each other with exporting with the input of an audio interface of polymerization module respectively now; The input and the output of the corresponding audio interface of signal processing module of hand held mobile phone or landline telephone link to each other with input with the output of another audio interface of polymerization module respectively now.
8. a kind of module according to claim 1 with conference call functions, mobile phone, phone or device, it is characterized in that: when this module and hand held mobile phone or landline telephone are integrated, one of them audio interface is linked the signal processing and the control module of integrated equipment (hand held mobile phone or landline telephone), finish this voice channel by this signal processing and control module, from the voice channel between integrated equipment and the distance communicating side, and from sending words to be subjected to audio mixing between the voice channel of ticket unit, be specially: the telecommunication unit signal is: the output of polymerization module respective audio interface and from the audio mixing of the output of the voice channel between integrated equipment and the distance communicating side; Being input as of voice channel between integrated equipment and the distance communicating side: the audio mixing that is subjected to the output of ticket unit and polymerization module respective audio interface; Being input as of polymerization module respective audio interface: from the output of the voice channel between integrated equipment and the distance communicating side be subjected to the audio mixing of ticket unit.
9. a kind of module, mobile phone, phone or device according to claim 1 with conference call functions, it is characterized in that: when this module and hand held mobile phone or landline telephone are integrated, the base band control of this module directly inserts the signal processing and the control module of hand held mobile phone or landline telephone, is finished according to claim 1,7,8 described sound mixing functions by the signal processing and the control module of hand held mobile phone or landline telephone.
10. a kind of module, mobile phone, phone or device according to claim 1 with conference call functions, it is characterized in that: described polyplant, integrated hand held mobile phone or landline telephone, other wireless devices such as the bluetooth earphone of described polymerization module, bluetooth cellular phone, can cascade between the bluetooth telephone, by one of them or an above equipment (main verbal system) is common and (videoconference) converses in one or more distance communicating sides; Described main verbal system is the root node of cascade; Other communication apparatus are by 0 or a plurality of intermediate node participation conversation (videoconference), connection root node and distance communicating square tube words; During cascade, all intermediate nodes and root node (main verbal system) must have described polymerizable functional, promptly or be polymerization unit, perhaps integrated polymerization module, can carry out audio mixing according to claim 1 pair all voice channels, i.e. the output of each voice channel is the composite signal behind the every other voice channel input audio mixing.
11. according to claim 1,10 described a kind of module, mobile phone, phone or devices with conference call functions, it is characterized in that: the topological structure of described cascade is a tree, the woods (being many trees) or other topological structures; The tree or the woods are first-selected structures, and (the most simple and efficient) avoids the appearance that encircles; When ring occurs, adopt expansion tree (spanning tree) routing plan or other routing plans to avoid echo; Routing iinformation is placed on one of them communication apparatus and deposits routing iinformation separately for other equipment queries or each equipment; The exchange of routing iinformation adopts distance vector method (distancevector) or connection status method (link state) or other feasible method for routing to carry out.
12. according to claim 1,5 described a kind of module, mobile phone, phone or devices with conference call functions, it is characterized in that: described wireless polyplant also can with the integrated hand held mobile phone of described polymerization module, or other integrated landline telephones of described polymerization module, or other wireless devices such as bluetooth earphone, bluetooth cellular phone uses between the bluetooth telephone one to one; The hand held mobile phone of integrated described polymerization module or landline telephone also can with other the integrated hand held mobile phone or landline telephones of described polymerization module, with described wireless aggregation device, or other wireless devices such as bluetooth earphone, bluetooth cellular phone uses between the bluetooth telephone one to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268576 CN2667810Y (en) | 2002-08-01 | 2002-08-01 | Module, mobile telephone, telephone or apparatus with telephone meeting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02268576 CN2667810Y (en) | 2002-08-01 | 2002-08-01 | Module, mobile telephone, telephone or apparatus with telephone meeting function |
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| CN2667810Y true CN2667810Y (en) | 2004-12-29 |
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| CN 02268576 Expired - Fee Related CN2667810Y (en) | 2002-08-01 | 2002-08-01 | Module, mobile telephone, telephone or apparatus with telephone meeting function |
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| CN100391186C (en) * | 2005-12-23 | 2008-05-28 | 上海大学 | Blind person guiding system based on radio self-organizing network |
| CN100440835C (en) * | 2005-01-10 | 2008-12-03 | 合宏科技股份有限公司 | Method for automatically establishing connection channels in digital radio devices |
| CN1997069B (en) * | 2006-11-23 | 2011-04-13 | 华为技术有限公司 | A method and terminal for special service |
| CN101273616B (en) * | 2005-09-01 | 2013-01-02 | 西门子企业通讯有限责任两合公司 | Method and apparatus for multiparty collaboration enhancement |
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| CN104184911A (en) * | 2013-05-27 | 2014-12-03 | 深圳市潮流网络技术有限公司 | Apparatus and communication method for realizing bluetooth mode telephone conference |
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| CN100440835C (en) * | 2005-01-10 | 2008-12-03 | 合宏科技股份有限公司 | Method for automatically establishing connection channels in digital radio devices |
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| CN104184911B (en) * | 2013-05-27 | 2019-04-23 | 深圳市潮流网络技术有限公司 | A kind of device that realizing bluetooth mode videoconference and the means of communication |
| CN104184911A (en) * | 2013-05-27 | 2014-12-03 | 深圳市潮流网络技术有限公司 | Apparatus and communication method for realizing bluetooth mode telephone conference |
| US11032426B2 (en) | 2013-11-20 | 2021-06-08 | At&T Intellectual Property I, L.P. | Method and apparatus for enabling a mobile endpoint device to be a hub for a conference call |
| US9635698B2 (en) | 2013-11-20 | 2017-04-25 | At&T Intellectual Property I, L.P. | Method and apparatus for enabling a mobile endpoint device to be a hub for a conference call |
| US10009473B2 (en) | 2013-11-20 | 2018-06-26 | At&T Intellectual Property I, L.P. | Method and apparatus for enabling a mobile endpoint device to be a hub for a conference call |
| CN106303116A (en) * | 2016-09-23 | 2017-01-04 | 宇龙计算机通信科技(深圳)有限公司 | Three-party calling method and system |
| CN106453790B (en) * | 2016-09-24 | 2019-06-14 | 东莞市库珀电子有限公司 | A kind of means of communication based on more bluetooth telephone meetings |
| CN106453790A (en) * | 2016-09-24 | 2017-02-22 | 东莞市库珀电子有限公司 | Communication method based on multi-Bluetooth teleconference |
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