CN2713743Y

CN2713743Y - Double mode telephone set

Info

Publication number: CN2713743Y
Application number: CN 200420072187
Authority: CN
Inventors: 邓江
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-07-27
Filing date: 2004-07-27
Publication date: 2005-07-27
Anticipated expiration: 2014-07-27

Abstract

The utility model relates to a double mode telephone set, comprising a protective line, a bell check line, a talk line, a power line, a host machine microprocessor and an internet telephone interface. The host machine microprocessor is connected with the communication interface of a computer through the internet telephone interface. With a way closed to the traditional mode as much as possible, the user can communicate conveniently as required with an alternative use of three IP contact methods of the IP-IP, the IP-PSTN and the PSTN-IP-PSTN or an ordinary PSTN telephone mode, being convenient and economical.

Description

The double-mode phone machine

Technical field

The utility model relates to telephone set, is specifically related to a kind of double-mode phone machine.

Background technology

The new business that IP phone is a kind of Internet of utilization technology or network carries out voice communication.From network organization, popular mode has two kinds at present: a kind of is the voice communication that utilizes the Internet network to carry out, and we are referred to as the networking telephone; Another kind is to utilize the IP technology, the voice communication of being undertaken by the point-to-point connection of special line between the telecommunications operator, and the someone is referred to as economic phone or cheap phone.Both relatively, advantage such as the former has reduced investment, and price is low major defect such as can not guarantee but exist the no grade of service and omnidistance speech quality.This mode mostly is Computer Company and data network service company adopts.The latter is bigger with respect to the former investment, and price is higher, but because of it is specifically designed to telephone communication, so certain grade of service is arranged, omnidistance speech quality also has certain assurance.This mode mostly is the telecommunications operator and adopts.

IP phone and black phone have obvious difference.At first, black phone uses the media of public switched telephone network as voice transfer; IP phone then is that voice signal is changed between public switched telephone network and Internet, voice signal is compressed encapsulation, convert the IP bag to, simultaneously, the IP technology allows the shared same bandwidth resources of a plurality of users, change the mode that black phone is monopolized a channel by unique user, saved the expense that the user uses individual channel.Secondly, because the promotion in technology and market, the technology that voice is changed into the IP bag has become more practical, cheap, simultaneously, the price of one of the core parts of IP phone digital signal processor is descending, thereby telephone charges is reduced greatly, and this point is particularly evident on the overseas call communication cost, and this also is the major reason that IP phone develops rapidly.

But, except defectives such as omnidistance speech quality can not guarantee, also exist telephone terminal at present based on the IP phone of soft switch and use inadequately shortcoming easily, and black phone speech quality height, be communicated with advantage such as reliable, easy for installation and guaranteed that then it also will survive in very long from now on a period of time.

The utility model content

The technical problems to be solved in the utility model is, the shortcoming that can not carry out network service at the phone of prior art provides a kind of use can carry out network service can carry out double-mode phone machine based on PSTN communication again.

The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of double-mode phone machine; comprise protection circuit; the ring detection line; talk line; power circuit and host microprocessors; protection circuit one end connects the PSTN local office; an other end links to each other with talk line with the ring detection line simultaneously; the ring detection line; talk line all links to each other with host microprocessors; described power circuit provides power supply for other parts; the double-mode phone machine also comprises networking telephone interface, and host microprocessors links to each other by the communication interface of networking telephone interface and computer.

Communication interface is an audio interface in double-mode phone machine described in the utility model.

Communication interface is a USB interface in double-mode phone machine described in the utility model.

In double-mode phone machine described in the utility model, also comprise microphone, loudspeaker, keyboard, earphone, caller identification circuit and LCD MODULE; the caller identification circuit links to each other with host microprocessors with protection circuit, and LCD MODULE links to each other with host microprocessors.

In double-mode phone machine described in the utility model, also comprise camera.Camera is connected to the USB interface of computer by USB cable.Perhaps camera links to each other with host microprocessors.

Also comprise radio-frequency line and wireless handset in double-mode phone machine described in the utility model, host microprocessors transmits and receives wireless signal by radio-frequency line and links to each other with described wireless handset.Wireless handset comprises handset radio-frequency line, handset power module, handset microprocessor, handset keyboard, handset LCD MODULE and handset earphone, the handset power module provides power supply for other parts of wireless handset, and handset radio-frequency module, handset keyboard, handset LCD MODULE and handset earphone all link to each other with described handset microprocessor.

The beneficial effects of the utility model are, can be so that the user can be under the situation of traditional approach of trying one's best, as required, select to use IP-IP easily, IP-PSTN, three kinds of IP communication modes of PSTN-IP-PSTN or common pstn telephone mode communicate, thus make the user can with most economical, mode is carried out communication easily.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is based on the connection communication schematic diagram of IP technology between the networking telephone;

Fig. 2 is the networking telephone and the plain old telephone schematic diagram based on IP technology connection communication;

Fig. 3 is based on the schematic diagram of IP technology connection communication between the plain old telephone;

Between Fig. 4 plain old telephone based on the schematic diagram of the local communication of PSTN;

Between Fig. 5 plain old telephone based on the schematic diagram of the telecommunications of PSTN;

Fig. 6 is the utility model double-mode phone and connection diagram bearer network;

Fig. 7 is the main frame internal circuit block diagram of the utility model double-mode phone;

Fig. 8 is the wireless handset internal circuit block diagram of the utility model double-mode phone;

Fig. 9 is the main frame internal circuit block diagram of another double-mode phone of the utility model.

Embodiment

Introduce a kind of preferred embodiment of the present utility model below in conjunction with accompanying drawing.

Figure 1 shows that it is that the connection communication based on the IP technology shows mode (IP-IP mode) between the networking telephone, two iphone user's ends directly link to each other by Internet and communicate.Fig. 2 be the networking telephone and plain old telephone based on IP technology connection communication mode (IP-PSTN mode), iphone user's end is connected to Internet, and then the ordinary telephone subscriber end connection by the PSTN local office node switching that is connected with Internet.Fig. 3 be between the plain old telephone based on IP technology connection communication mode (PSTN-IP-PSTN mode), plain old telephone is connected respectively to PSTN local office separately, the PSTN local office is connected to Internet by switching node.Based on the mode of the local communication of PSTN, two user sides that are connected to a unified local office are realized communication by the exchange of PSTN local office between Fig. 4 plain old telephone.Based on the schematic diagram of the telecommunications of PSTN, two users that are in different local offices are connected respectively to PSTN local office separately between Fig. 5 plain old telephone, and different local offices exchanges by toll switch and realizes communication.

Fig. 6 is the utility model double-mode phone and connection diagram bearer network, and an end of double-mode phone is connected with the subscribers feeder of PSTN public telephone network, realizes the function of plain old telephone; An other end is connected by the audio frequency terminal of tone frequency channel wire with the online computer sound card, transmitted in both directions voice-and-data signal, the function of the realization networking telephone; In addition, connect the USB interface of online computer and the camera of phone inside, realize the Internet video function by the USB connecting line; The utility model double-mode phone can be realized above-mentioned IP-IP, IP-PSTN, three kinds of IP communication modes of PSTN-IP-PSTN and common telephony functions.

The physical circuit that the utility model double-mode phone machine is described below in conjunction with Fig. 7 is realized.

The core of the utility model double-mode phone machine circuit is a host microprocessors 7, and host microprocessors 7 realizes all functions of this phone with circuit module on every side.Host microprocessors 7 links to each other with networking telephone interface 11, and networking telephone interface 11 links to each other with computer sound card again, and networking telephone interface 11 is an audio interface, uses tone frequency channel wire to link to each other with computer sound card.

The protection circuit 1 of the utility model double-mode phone machine links to each other with talk line 3 with ring detection line 2 simultaneously, and ring detection line 2, talk line 3, microphone 8, loudspeaker 9, keyboard 6, earphone 14, caller identification circuit 4 and LCD MODULE 5 all link to each other with host microprocessors 7 with radio-frequency line 12.Protection circuit 1 provides the overvoltage and the overcurrent protection of dialogue machine, prevents the indirect lightning strike surge voltage on the subscribers feeder and the damage of surge current dialogue machine.Talk line 3 separates transmission, the received signal on the telephone wire and anti-sidetone function is arranged, and realizes the dialing function together with host microprocessors 7.Caller identification signal on 4 pairs of subscribers feeders of caller identification circuit carries out preliminary treatment, and send host microprocessors 7 processing such as decode; Bell signal on 2 pairs of subscribers feeders of ring detection line detects, and notice host microprocessors 7.Keyboard 6 and LCD MODULE 5 are the channel that user and host microprocessors 7 are linked up; Microphone 8, loudspeaker 9 and earphone 14 are realized functions such as ring and conversation; Radio-frequency module 12 interrelates with wireless handset, realizes wireless call function.

The utility model double-mode phone machine also comprises a built-in camera 13, and camera 13 is connected to the USB interface of computer by USB cable.Circuit module 10 provides work required power supply for other circuit.

The wireless handset of the utility model double-mode phone machine comprises handset radio-frequency line 101, handset power module 102, handset microprocessor 103, handset keyboard 104, handset LCD MODULE 105 and handset earphone 106, handset power module 102 provides power supply for other parts of wireless handset, and handset radio-frequency module 101, handset keyboard 104, handset LCD MODULE 105 and handset earphone 106 all link to each other with handset microprocessor 103.

When carrying out voip communications, the interface routine that the computer that links to each other with the double-mode phone machine needs the operational network signal procedure and carries out communication with the double-mode phone machine.

Signaling data is modulated the back by host microprocessors 7 and is sent to the sound card of computer by networking telephone interface 11, and the computer end interface routine carries out demodulation to data after receiving data after the modulation, reverts to the signaling of Control Network signal procedure.Voice signal then directly passes to network communication program by sound card, and then is converted to the IP packet that meets network service through network communication program, and the network interface card by computer sends to Internet with the form of packet again.Data from Internet are received by network communication program, data message wherein is modulated to by the computer end interface routine and sends to networking telephone interface 11 on the audio interface, host microprocessors 7 is carried out demodulation to data after receiving data again, obtains data and can be used for caller identification or control ring etc.Voice signal then directly passes to microprocessor 7 by sound card, and microprocessor 7 carries out exporting earphone 14 or loudspeaker 9 to after the controls such as volume adjusting.Voice camera 13 directly links to each other with computer USB interface, can realize video calling.With low cost when using the advantage of tone frequency channel wire to be not transmission of video.

The utility model double-mode phone machine can be selected to adopt networking telephone mode of operation or adopt the PSTN mode of operation by keyboard 6.Current mode of operation shows in LCD MODULE 5.

Another circuit that the utility model double-mode phone machine is described below in conjunction with Fig. 9 is realized.

Be that with circuit implementation difference shown in Figure 7 camera 13 directly links to each other with host microprocessors 7, host microprocessors 7 links to each other with computer USB interface by networking telephone interface 11.When carrying out voip communications, the interface routine that the computer that links to each other with the double-mode phone machine needs the operational network signal procedure and carries out communication with the double-mode phone machine.Voice, signaling data and the USB interface that sends to computer from the video data of camera after by host microprocessors 7 modulation again by networking telephone interface 11, these data of interface routine demodulation also are converted to voice, signaling data and video data, be converted to the IP packet by network communication program then, and send to Internet by the network interface card of computer.The data that receive from Internet at first are converted to voice, signaling data and video data by network communication program, and then be modulated to USB interface by interface routine and send to networking telephone interface 11, host microprocessors 7 is carried out demodulation to these data, reverts to voice, signaling data and video data.Simultaneously can transmission of audio and signaling data when using the advantage of USB line to be transmission of video, only need single line, easy to use.

Claims

1; a kind of double-mode phone machine; comprise protection circuit (1); ring detection line (2); talk line (3); power circuit (10) and host microprocessors (7); described protection circuit (1) one end connects the PSTN local office; an other end links to each other with described talk line (3) with described ring detection line (2) simultaneously; described ring detection line (2); talk line (3) all links to each other with described host microprocessors (7); described power circuit (10) provides power supply for other parts; it is characterized in that; also comprise networking telephone interface (11), described host microprocessors (7) links to each other by the communication interface (15) of described networking telephone interface (11) and computer.

2, double-mode phone machine according to claim 1 is characterized in that described communication interface (15) is an audio interface.

3, double-mode phone machine according to claim 1 is characterized in that described communication interface (15) is a USB interface.

4, double-mode phone machine according to claim 1; it is characterized in that; also comprise microphone (8), loudspeaker (9), keyboard (6), earphone (14), caller identification circuit (4) and LCD MODULE (5); described caller identification circuit (4) links to each other with described host microprocessors (7) with protection circuit (1), and described LCD MODULE (5) links to each other with described host microprocessors (7).

5, double-mode phone machine according to claim 1 is characterized in that, also comprises camera (13).

6, double-mode phone machine according to claim 1 is characterized in that, described camera (13) is connected to the USB interface of computer by USB cable.

7, double-mode phone machine according to claim 1 is characterized in that, described camera (13) links to each other with host microprocessors (7).

8, double-mode phone machine according to claim 1 is characterized in that, also comprises radio-frequency line (12) and wireless handset, and described host microprocessors (7) transmits and receives wireless signal by described radio-frequency line (12) and links to each other with described wireless handset.

9, double-mode phone machine according to claim 8, it is characterized in that, described wireless handset comprises handset radio-frequency line (101), handset power module (102), handset microprocessor (103), handset keyboard (104), handset LCD MODULE (105) and handset earphone (106), described handset power module (102) provides power supply for other parts of wireless handset, and described handset radio-frequency module (101), handset keyboard (104), handset LCD MODULE (105) and handset earphone (106) all link to each other with described handset microprocessor (103).