CN2562248Y

CN2562248Y - Personal computer peripheral for network telephone dial

Info

Publication number: CN2562248Y
Application number: CN 02265884
Authority: CN
Inventors: 林炜
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-30
Filing date: 2002-07-30
Publication date: 2003-07-23
Anticipated expiration: 2012-07-30

Abstract

The utility model relates to an external apparatus of a personal computer, which is used when a user dials a network telephone, to improve the sound quality of the network telephone and facilitates the user to conveniently, safely and confidentially use a computer terminal to dial the network telephone. A hook switch (12) accesses between a computer audio input output interface (11), a sound box and a voice tube (13). Namely, one head (1) of the hook switch (12) is connected with the computer audio input output interface (11), and the two ends (2, 3) of the other head of the hook switch (12) are respectively connected with a sound transmitter of a telephone handle (14), a sound receiver of the telephone handle (14), the sound box and the voice tube (13). When the network telephone is not in use, the hook switch (12) is connected with the computer audio input output interface (11), the sound box and the voice tube (13); when the network telephone is in use, the hook switch (12) is connected with the computer audio input output interface (11), the sound transmitter of the telephone handle (14) and the sound receiver of the telephone handle (14), and then the user can use the telephone handle to receive or dial the network telephone.

Description

The external unit of the personal computer that uses during a kind of dialing network telephone

Technical field: the utility model relates to a kind of external unit of personal computer.

Background technology: the user is when knitting a net the network phone with personal computer (being PC) terminal at present, and what generally use is audio amplifier and the microphone that computing machine connects.This is very inconvenient for the people who has been accustomed to the use of telephone handle; Message can not be maintained secrecy simultaneously.In addition, after the sound of partner spreads out of from audio amplifier, be easy to from microphone, import into again, thereby echogenicity influences speech quality to the other side.In addition, the also useful headphone network phone that knits a net, and once will listen to the music at ordinary times, play games, just seem inconvenient with headphone, uncomfortable, generally all be located on the rear panel of PC chassis and will change its sockets of peripheral hardware such as audio amplifier, change very inconvenient.

Summary of the invention: goal of the invention of the present utility model is to use the family conveniently and latent safely thickly to use personal computer terminal to dial network telephone; Reduce the echo in the circuit simultaneously, improve the speech quality of the networking telephone.

The utility model is as shown in Figure 1: between the audio frequency IO interface 11 and audio amplifier and microphone 13 of personal computer, insert hook switch switch 12, be one of hook switch switch 12 and be connected with the audio frequency IO interface 11 of personal computer that other one two ends are passed through telephone connecting device 2 and audio frequency coupling arrangement 3 and are connected with audio amplifier, microphone 13 with the sending of telephone handle 14, receiver respectively through audio frequency coupling arrangement 1; When not using the networking telephone, be equipped with give, the telephone handle 14 of receiver is placed on the hook switch, this moment, hook switch switch 12 was connected with audio amplifier the audio frequency IO interface 11 of personal computer with microphone 13; When using the networking telephone, user's handle 14 that picks up the telephone, decontrol hook switch, this moment, hook switch switch 12 was connected the sending of the audio frequency IO interface 11 of personal computer and telephone handle 14, receiver, and the user just can answer or dialed network telephone with this telephone handle.

In the utility model, can in time receive the signal of hook switch switch conversion in order to make the network telephone software in the personal computer, in the hook switch switch, pulse producer has been installed, its meeting is along with hook switch is upper and lower, more than one pulse signal is sent in the conversion that is the hook switch switch, with the network telephone software in the notice personal computer.Network telephone software in the personal computer can judge according to the concrete condition of voip communications: after receiving pulse signal, if do not using networking telephone Shi ， The to represent user's off-hook requirement dialing; If when networking telephone ring, represent that then the requirement of user's off-hook replys; If represent that at user and the other side Shi ， The that converses user's on-hook requirement hangs up the telephone.Though the networking telephone and normal telephone structurally are different, but by the utility model, make the user when dialing network telephone, can be convenient when dialing normal telephone, the handle that promptly picks up the telephone just can dial or answer, and the handle of putting down the telephone just can be hung up the telephone.

The utility model can be made similar common buffed top telephone set as an external unit of personal computer on its face shaping, be made up of phone support and telephone handle.The hook switch switch is installed on the phone support; Different with common buffed top telephone set is not have button on the telephone handle, and the plug of telephone handle and handle line, line, corresponding socket are identical and compatible with the telephone handle of normal telephone machine, and promptly electric property is all identical with standard.

The echogenic reason of computer network telephone is different with the sidetone of normal telephone, mainly because speech imports microphone into by audio amplifier and causes, is promptly produced by the input/output port of sound in the networking telephone.The utility model adopts the sending of the dynamo-electric words of normal telephone handle, the receiver input/output port as sound, has solved the echogenic problem of computer network telephone from the source.In addition, since phone was invented over more than 100 year, people have been accustomed to the telephone handle conversation, unification of three nets now, and the networking telephone substitutes normal telephone, has only the use habit of respecting people, just can make the user feel to make things convenient for, and the networking telephone is promoted; Simultaneously, replace microphone and audio amplifier to converse, both reduced the influence of call noise, guaranteed the safe confidentiality of user's communication content again surrounding environment with the sending of telephone handle, receiver.

Below in conjunction with drawings and Examples the utility model is further specified.

Description of drawings: Fig. 1 is a schematic block diagram of the present utility model.

Fig. 2 is the circuit diagram of an embodiment of the present utility model.

The schematic configuration diagram of an embodiment of the pulse producer that Fig. 3 installs in the hook switch switch for the utility model.

Fig. 4 is the cut-open view of A-A among Fig. 3 of the present utility model.

Fig. 5 is the another kind of shape figure of the fixed contact in the pulse producer of the present utility model.

Among the figure: 1. audio frequency coupling arrangement, 2. telephone connecting device, 3. audio frequency coupling arrangement, 11. the audio frequency IO interface of personal computer, 12. hook switch switch, 13. audio amplifier and microphone, 14. telephone handle, 20. hook switch, 21. armature contact, 22. fixed contact, 23. produce the fixed contact of two pulses, 28. resistance, three core audio frequency extension lines of 61. phone supports, 62. two core audio frequency extension lines of phone support, 63. the connecting line of telephone handle, the receiver of 81. telephone handles, the transmitter of 82. telephone handles, 111. personal computer, 121. the phone support, 122.5 * 2 hook switch switch, 123. pulse producers, 210. personal computer audio output three core sockets, 211. personal computer MIC (transmitter) input end two core sockets, the three-prong plug of 220. phone support audio frequency extension lines, the two core plug of 221. phone support audio frequency extension lines, 230. the audio output three core sockets of phone support, 231. the MIC input end two core sockets of phone support, the four-core socket of 240. phone supports, the four-core plug of 241. telephone handle connecting lines, 242. the four-core plug of telephone handle connecting line, the four-core socket of 243. telephone handles.

Embodiment: in Fig. 2,5 * 2 hook switch switch 122, audio frequency are installed on the phone support 121 export three core sockets 230, MIC and import two core sockets 231 and be used to be connected that telephone handle send, the output four-core socket 240 of receiver; And there are three core audio frequency extension lines 61 to be connected three-prong plug 220 and two core plug 221 respectively with two core audio frequency extension lines 62; In 5 * 2 hook switch switch 122, three cuttves are used for the conversion of audio amplifier and the voicefrequency circuit of being talked about, and two cuttves are used for microphone and send the conversion of the voicefrequency circuit of words.When using the utility model, the plug of replacing former audio amplifier with three-prong plug 220 is connected with the audio output three core sockets 210 of personal computer 111, and the plug of former audio amplifier (not illustrating among the figure) then is connected with audio output three core sockets 230 on the phone support 121; Simultaneously, the plug of replacing former microphone with two core plug 221 is connected with the MIC input end two core sockets 211 of personal computer 111, and the plug of former microphone (not illustrating among the figure) then is connected with MIC input end two core sockets 231 on the phone support 121.The telephone handle connecting line (perhaps claiming telephone handle spirality connecting line) 63 that connects four-core plug 241 and 242 is connected the socket on the phone support 121 240 with four-core socket 243 on the telephone handle 14.Two core sockets of three core sockets of the audio output of personal computer and MIC input end in the utility model, can be three core sockets of the audio output on the personal computer sound card and two core sockets of MIC input end, also can be three core sockets of the audio output on the integrated motherboard of personal computer and two core sockets of MIC input end.In the present embodiment, the sending of telephone handle, receiver with and attachment plug, the electric property of socket and the telephone handle of standard and normal telephone machine be compatible, so telephone handle of normal telephone machine, if profile is fit to this phone support, and can push down hook switch, just can on the phone support, replace use.

In Fig. 2, when not using the networking telephone, telephone handle 14 is pushed down hook switch, and hook switch switch 122 is connected with MIC input end two core sockets 231 with the audio output three core sockets 230 of phone support 121 respectively with MIC input end two core sockets 211 with the audio output three core sockets 210 of audio frequency extension line 62 with personal computer 111 through audio frequency extension line 61; When using the networking telephone, user's handle 14 that picks up the telephone, decontrol hook switch, hook switch switch 122 is connected with transmitter 82 with the receiver on the telephone handle 14 81 respectively by socket 240, plug 241, connecting line 63, plug 242 and socket 243 with MIC input end two core sockets 211 with the audio output three core sockets 210 of audio frequency extension line 62 with personal computer 111 through audio frequency extension line 61; The user just can answer or dialed network telephone with this telephone handle this moment.

In the embodiment of Fig. 2, two audio frequency extension lines 61 of phone support directly are connected with hook switch switch 122 with audio frequency extension line 62, its connected mode also can be used the mode of plug and socket instead, three core sockets and the two core sockets that connect with the hook switch switch promptly are installed on phone support 121, audio frequency extension line 61 connects three-prong plug and two core plug respectively with audio frequency extension line 62 former of being connected the phone support, and the three-prong plug with the audio frequency extension line during use gets final product with three core sockets and the two core sockets that two core plug is connected phone support 121 respectively; Equally, phone support to the connection (this end of phone support) of telephone handle also can be without plug and socket, and uses direct connection instead, i.e. the connecting line 63 of the hook switch switch 122 direct connection telephone handles of phone support.Socket 240 and plug 241 have been saved.

In Fig. 2 with hook switch machinery interlock also have pulse producer 123, when 122 conversions of hook switch switch, no matter be to push down or decontrol hook switch, pulse producer 123 all can produce more than one pulse signal, and passes to the network telephone software in the personal computer 111 through audio frequency extension line 62, MIC input end two core sockets 211.The structure of pulse producer 123 is seen Fig. 3.

The position of in Fig. 3, having represented armature contact 21 when hook switch 20 is pushed down.When hook switch 20 was decontroled, armature contact 21 arrived the position of short dash line among Fig. 2 through fixed contact 22.The process of breaking through disconnected---leading to---between armature contact 21 and the fixed contact 22 is because the resistance of resistance 28 is lower than the resistance of common microphone between 20-100 Ω, so produce a pulse in the MIC input circuit; When hook switch 20 was pushed down again, the position of armature contact 21 short dash line from Fig. 3 arrived original position among Fig. 3 through fixed contact 22, had produced a pulse equally when armature contact 21 process fixed contacts 22.

Fig. 4 A-A is the cut-open view when armature contact 21 contacts with fixed contact 22 among Fig. 3, and when hook switch 20 conversion, armature contact 21 passes from two sheet metals of fixed contact 22, promptly from bottom to top or from top to bottom passes.

If the network telephone software in the personal computer needs the every conversion of hook switch once can produce two pulses, the sheet metal shape of fixed contact can be made the shape of fixed contact 23 among Fig. 5, armature contact 21 whenever passes fixed contact 23 once like this, just have twice contact, it is promptly disconnected that---logical---disconnected---leading to---is disconnected, and produces two pulses.

Claims

1. the external unit of a personal computer comprises telephone handle (14) and telephone connecting device (2) thereof, audio frequency coupling arrangement (1,3), it is characterized in that: also comprise hook switch switch (12); One of hook switch switch (12) is connected with the audio frequency IO interface (11) of personal computer through audio frequency coupling arrangement (1), and other one two ends are passed through telephone connecting devices (2) and audio frequency coupling arrangement (3) and are connected with audio amplifier, microphone (13) with the sending of telephone handle (14), receiver respectively; When using the networking telephone, hook switch switch (12) is connected the sending of the audio frequency IO interface (11) of personal computer and telephone handle (14), receiver; When not using the networking telephone, hook switch switch (12) is connected with audio amplifier the audio frequency IO interface (11) of personal computer with microphone (13).

2. the external unit of personal computer according to claim 1, it is characterized in that: described hook switch switch (12) is 5 * 2 switches (122), wherein three cuttves are used for the conversion of audio amplifier and the voicefrequency circuit of being talked about, and two cuttves are used for microphone and send the conversion of the voicefrequency circuit of words.

3. the external unit of personal computer according to claim 1 and 2, it is characterized in that: with the hook switch of hook switch switch (122) machinery interlock also have pulse producer (123), when hook switch switch (122) was changed, pulse producer (123) can produce more than one pulse signal.

4. the external unit of personal computer according to claim 3, it is characterized in that: described pulse producer (123), when changing, armature contact (21) contacts once with fixed contact (22) at every turn at hook switch switch (122).

5. require the external unit of 3 described personal computers according to power, it is characterized in that: described pulse producer (123), when changing, armature contact (21) contacts secondary with fixed contact (23) at every turn at hook switch switch (122).