TW530473B - Portable voice over IP phone set - Google Patents

Abstract

A portable voice over IP (VoIP) phone set comprises a first connection port, a second connection port, a signal conversion module and a communication management module, in which the first connection port is connected with a phone set to transmit an analog voice signal, the second connection port is connected with a data network to transmit a digital voice packet, and the signal conversion module performs a conversion between digital voice packet and analog voice signal. The communication management module then proceeds the communication management between the phone set and data network. The portable VoIP phone set is characterized by inclusion of a third connection port in connection with a local telephone exchange system and the communication management module capable of conducting the communication management between the phone set and the local telephone exchange system.

Description

530473

[Field of the Invention] ^ Ming is about a portable network that is connected to the data network at the same time. * Λ About-a variety of Internet telephony services, telephone exchanges, and telephone equipment. [Knowledge technology] The public Compared with a switched telephone network (PSTN, public s: send :: mh〇ne network), the cost of transmitting data over a data network (hereinafter referred to as ν〇Ιρ, ν) ^ Qn⑽㈣et fooc 〇 Low, so with the advancement of network technology, ν ο IP technology has been widely used in Internet telephony, Internet fax or video conference to reduce the cost of calls and signal transmission required. For example, in the conventional technology, a variety of IP phone technologies have been used to realize the appearance of Internet telephony. For example, by connecting a VoIP gateway (VoIP gateway), an analog voice signal of a telephone device can be converted into a voice packet signal ' And send it to another corresponding v0Ip gateway state through the data network. This other corresponding Vo IP gateway will convert the received voice packet message into an analog voice signal. Another phone device "Receiving voice signals" further achieves the purpose of signal connection with telephone devices that send analog voice signals. However, with the rapid development of Internet telephony technology, users 'needs are becoming more and more diverse. Please refer to Figure 1' For example, if The extension number of the user 90 at the remote telephone exchange system 71 is "1 0 0", and the extension number at the other local telephone exchange system 72 is "2 0".

530473 V. Description of the invention (2) 71 ,: ί: ^, 72 'Simultaneously answer incoming calls to the remote telephone exchange system with the code "彳 0 Π Ml jcfe two seasons end 79 \, 1 UU", And when making a call to the local telephone exchange if the number is "200", it must prepare two mold talking devices 60 and 60. Thunder bowl ΤΓ Network connection 5 Another ν Installed IP gateway 30. Via the data wire 71 ^ σ, 〇IP gateway 30, to connect with the remote telephone exchange system φ ^ subscription signal connection, answer the extension number is Incoming calls of "100"; the other two devices 60 are directly connected to the local telephone exchange system 72 to listen to incoming calls of extension "200". The above situation often occurs when users travel or work in different places. For example, the above situation can occur when the user works in the same company's offices in different places2, or when the user travels to another place with a telephone exchange system. When the above situation occurs, if you need to prepare Vo IP gateway and two telephone devices each time, it will cause great inconvenience to the user. [Summary of Invention]

In view of the above problems, an object of the present invention is to provide a portable network electrical activity device that allows users to use VoIP technology to answer a call to one of the remote telephone exchange system and one of the local telephone exchange systems with a telephone device. , Or make a call from one of the remote telephone exchange system and the local telephone exchange system. To achieve the above, the portable Internet telephone device according to the present invention includes a first connection port, a second connection port, a signal conversion module, and a communication management module. The first port is connected to a telephone device for transmission.

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V. Description of the invention (3) An analog voice signal. The second port is connected to a data network for digital voice packets. The signal conversion module converts digital voice packets and other audio signals. The communication management module performs communication management between the telephone device 2 network. The data of the portable Internet telephone device includes a connection to the third port of a local telephone switching system, and the module performs the reasoning between the telephone device and the local telephone switching system. 、 Master in accordance with the invention of the invention ^ ,, ... "# 电 拓 衣 直, the user can be the same and the phone device is managed by the communication management module to answer calls to the remote parent exchange system and the local telephone exchange system Incoming calls from one of them, or outgoing calls from one of the remote telephone exchange systems and one of the local telephone exchange systems, greatly = the convenience of users using Vo IP technology to use different telephone exchange systems. [Detailed description of the preferred embodiment] The following is a description of a belt network telephone device according to a preferred embodiment of the present invention with reference to related drawings. The same components will be described with the same Yuan Zhaoer. ..., inch

Referring to FIG. 2, a portable Internet telephone device 10 according to a preferred embodiment of the present invention is connected to a local telephone exchange system 72, a telephone device 60, and a data network 80. At the same time, the portable Internet phone device 丨 〇 is also connected to the remote telephone exchange system 7 through the data network 80. In this embodiment, the remote telephone exchange system 71 and the local telephone exchange system 72 are both PBX (private branch exchange). However, those skilled in the art can also connect the remote telephone exchange system 71 and the local telephone exchange system. U

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Instead, it will be implemented in KTS (key telephone system) without exceeding the spirit and scope of the present invention. ^ Because the portable Internet telephone device 10 is connected to the local telephone exchange system 72 and the data network 80 at the same time, and uses the VoIP technology to make a signal connection to the remote telephone exchange system 71 via the data network 80, the user 90. The telephone device 60 may be used to answer a call from the remote telephone exchange system 7 or the local telephone exchange system 72 'or to make a call from the remote telephone exchange system 71 or the local telephone exchange system 72. This feature is explained in detail below. Qing Cang according to FIG. 3 'The portable Internet telephone device 10 according to the preferred embodiment of the present invention includes a first port 101, a second port 102, and a third port 103 as FXS (foreign SLIC (subscriber Une interface circuit) components of the exchange station (module), i 丨 an Ethernet module 丨 2, a signal conversion branch group 13, a communication management module 14 and an FX 〇 (f〇reign exchange office) module DAA (data access

arrangement (data access configuration) element 丨 5. In this embodiment, the first port 101 is an Rj-11 port, which connects the SLIC element and the signal of the telephone device 60 to transmit the analog signal ^ signal from and to the telephone device 60; The second port 丨 02 is an RJ_45 port, which connects the Ethernet board group 12 to the data network 80 signal to transmit digital voice packets from and to the data network 80; the third port 1 〇3 is a Rj_n port, which allows the signal connection between the DAA element 15 and the local telephone exchange system 72 to transmit analog voice signals from and to the local telephone exchange system 72.

530473 V. Description of the invention (5) Signal conversion module 1 3 The conversion between the main coefficient bit voice packets and analog voice signals, which includes a digital / analog signal converter (codec, coder / decoder) 131 and a digital Digital signal processor (DSp) 132. The digital / analog signal converter 1 3 1 is mainly responsible for converting the analog voice signal into a digital voice signal. For example, when a telephone device 6 is received via the first port, the analog voice transmitted from the c component 11 After the signal, the digital / analog signal converter 3i will first sample the analog voice signal, and then convert the sampling result into a digital voice signal. In addition, the digital / analog signal converter 丨 3 丨 can also convert digital voice signals into analog voice signals. The digital signal processor 1 3 2 processes digital voice signals, including packaging the digital voice signals into digital voice packets that can be transmitted on a data network, gain control, echo cancellation (ech〇canceUati〇n), Voice detection (voice activity detecti0n) and background sound generation (background C0mf0rt n〇ise generati0n). The above are all techniques familiar to those skilled in the art, so they will not be repeated here. The communication management module 14 manages the call procedures and data transmission procedures between the telephone device 60, the local telephone exchange system 72, and the data network 80, including a packet header processing unit 14i and a call management Unit 1. The packet header processing unit 141 can add a field header to the digital voice packet transmitted by the signal processing module 13 according to the phone number dialed by the user 90, so that the digital voice packet can be transmitted on the data network. Transfer to: ○ 2 position. The call management unit 142 manages the calling procedure between the telephone device 60, the local "phone exchange system 72" and the data network 80. 530473 V. Description of the invention (6) Zheng Lei = ΐ Refer to FIG. 4 In the preferred embodiment, the portable network power station 14 is set to 10, and when the user wants to make a call, the telephone device 60 in the communication management mode network, the local telephone exchange system 72, and the data bank Call procedure. First, in the procedure 41, the network power = ^, 10 will detect the condition of the telephone device to determine whether it sent a signal of ^ ft (for example, the telephone device is "microphone picked up" (〇 ff-h〇〇k 丄. If the call request signal from the telephone device is detected, then the right 42 is regarded as the user wants to make a call from the telephone device, and the signal tone is sent to the telephone in the program 43 Device 60., in the program 44, the portable Internet phone device 10 accepts the use of ^ 90, and the choice made by the phone device 60 is used to determine that the user 90 wants to switch the system 71 from the remote electrical active parent. Or local telephone exchange system 72 to dial the number. F 本 实 ~ In the example, the user 90 selects the dialed number by the remote telephone exchange system 71 by pressing the ^ # "^ key on the telephone device 60, or by pressing the" "key to select the local telephone exchange. The system 72 dials out the number, however, those skilled in the art can make arbitrary settings to allow the user 90 to make the above-mentioned selections in other ways, which is contrary to the spirit and scope of the present invention. The receiving user 90 uses electric cleaning After the selection made by the device 60, in the program 45, the communication management module 14 judges whether the user 90 chooses to dial the number from the remote telephone exchange system 71. If so, the program 4 is called and the program 46 is called for analogy. Switch between the voice signal and the digital voice packet, and establish the signal connection between the back-end electrical switching system 71 and the telephone equipment β 〇 in the private sequence 4 7. If not, call the program 4 and perform the procedure 4 8. To determine whether the user 90 chooses to dial the number from the local telephone exchange system 72.

530473 V. Description of the invention (7) In the program 48, if the user 90 chooses to dial out the number from the local telephone exchange system 72, then the program 4 is called to proceed to the program cent to convert between analog voice signals and digital voice packets. To establish a signal connection between the local telephone exchange system 72 and the telephone device 60. If the user does not choose to dial the number from the local telephone exchange system 72, it means that the portable Internet telephone device 10 cannot recognize the selection signal input by the user 90. In this case, it returns to the procedure 41 and continues to detect the state of the telephone device 60. Please refer to FIG. 5 ′ when the user 90 wants to go through the portable network. When the telephone device 10 answers a call, first, in the procedure 51, the portable network device 10 first receives a 'signal' from the second port 1Q2 or the third port ⑽. After receiving the call signal, the portable Internet phone device ^ 2 line program 52 'sends a call signal to the phone device 60, and checks whether the phone device 60 can be connected. If the call fails to connect to 60, for example, the live device 6G is in a call state, then perform the procedure 53 to connect the 璋 m or the third connection paste, so as to reach the terminal telephone parent switching system 71 or the local telephone exchange system 72. If the telephone equipment can be connected, then in the middle of the telephone exchange system 71 in the program 54, the program core structure = violation: the digital language transmitted by the system 7i via the data network 80 is an analog voice signal. If the beer calling signal is from the local telephone exchange system J exchange 1 to enter the procedure 57 ′ to establish a signal connection with the local telephone exchange system 72 / thinker, according to the above-mentioned portable Internet telephone device 1 〇, when it wants

On page 10, the analog voice packets are first converted into analog data and transmitted over the data network 80, so it is transmitted on the telephone device 60 and the current name. ’Users can be the same with the local telephone exchange system and the local telephone exchange system producer. Any equivalent modification or change without departing is 530473 V. Description of the invention (8) The signal connection with the local telephone exchange system 7 2 is converted into a digital voice packet, and then the digital voice signal is converted. In fact, since the signal is not familiar to those skilled in V ο IP technology, and according to the actual situation, the analogy between ground power = exchange system 72 is directly compared with the above-mentioned portable Internet phone device to answer and make calls to the remote phone exchange. ^ One of the incoming calls, or the remote t ';;, the first one makes the call. The strategy described above is only for illustrative purposes. The spirit and scope of the present invention are oblique.] = The limit should be included in the attached patent application scope. 530473 Schematic description [simple description of the schema] FIG. 1 is a schematic diagram showing the cooperation between a Vo IP gateway and a telephone device, a local telephone switching system, a data network, and a remote telephone switching system in the conventional technology. Fig. 2 is a schematic diagram showing the cooperation between a portable network telephone device and a local telephone exchange system, a telephone device, a data network, and a remote telephone exchange system according to a preferred embodiment of the present invention.

J FIG. 3 is a schematic diagram showing the architecture of a portable Internet telephone device according to a preferred embodiment of the present invention. FIG. 4 is a flowchart showing a calling procedure when a user wants to make a call in a portable Internet telephone device according to a preferred embodiment of the present invention. FIG. 5 is a flowchart showing a calling procedure when a user wants to answer a call in a portable Internet telephone device according to a preferred embodiment of the present invention. [Illustration of Symbols]

10 Internet telephone device 101 First connection 璋 102 Second port 103 Second port 11 SLIC component Page 12 530473 Simple illustration 12 Ethernet module 13 Signal conversion module 131 Digital / analog signal converter 132 Digital signal processor 14 Communication management module 141 Packet header processing unit 142 Call management unit 15 DAA element 30 VoIP gateway 30 'VoIP gateway 41-49 When the user dials the phone, each step of the calling procedure 51 -57 When the user answers the call, each step of the calling process 60 Telephone device 6 0 'Telephone device 71 Remote telephone exchange system 72 Local telephone exchange system 80 Data network 90 User

Claims (1)

530473 6. Scope of patent application 1. A portable Internet telephone device, comprising: a first port connected to a telephone device to transmit an analog voice signal; a second port connected to a data network Transmitting a digital voice packet; a signal conversion module that converts the digital voice packet and the analog voice signal; and A communication management module, which performs communication management between the telephone device and the data network; and is characterized in that: the portable Internet telephone device further includes a third port, which is connected to a local telephone exchange system; And the communication management module performs communication management between the telephone device and the local telephone exchange system. 2. The portable internet phone equipment as described in the first patent application scope The communication management module can switch according to the signal tone of the telephone device, so that it can perform communication management between the telephone device and the data network, and communicate between the telephone device and the local telephone exchange system. Manage one of them. 3. The portable internet telephone device according to item 1 of the scope of patent application, wherein the second port is for signal connection with a remote telephone exchange system via the data network. Page 14 530473 6. Scope of patent application · 4 · The portable Internet telephone device as described in item 3 of the patent application scope, wherein the remote telephone exchange system is via a Voice on IP Protocol (Voice on IP Protocol) Make a signal connection. 5 · The portable internet telephone device as described in the first item of the patent scope of the application, wherein the signal conversion module includes a digital / analog signal converter (CODEC Yoder / decodei ·), which converts the analog voice signal Into a digital voice signal; and a digital signal processor (DSP, digital signai 'which packs the digital voice signal into the portable voice-phone device described in item 1 of the digital voice containment lambda range /, The Tongxuan official management module further includes: and the: Binary, which handles the call action between the telephone device, the data network = tongue and system; and a packet header processing unit, 1 the data network In front of the road, the digital voice packet at $ I /, and M is transmitted to the digital voice packet with additional header information. Wherein, the portable Internet telephony port described in the first ^: π is an RJ -11 Ports 8. Portable IP phones as described in item 1 of the scope of patent application 530473 Set 'where the far second port is a rj-45 port. 9 · The portable internet phone device as described in item 丨 of the patent application scope, wherein the third port is an RJ_U port. 10. The portable internet phone device described in item 1 of the scope of patent application, further comprising: & an FXS (foreign exchange station) component, which is connected to the first port and the signal conversion module signal. 11. The portable internet telephone device described in item 丨 0 of the scope of patent application, wherein the FXS element is a SLIC (subscriber line interface circuit, subscriber, line interface circuit). 1 2 · The portable internet telephone device described in item 1 of the scope of patent application, further comprising: an FXO (foreign exchange office) component 'which is connected to the third port and the signal conversion module signal. ^ 1 3 · The portable Internet telephone device as described in item 12 of the scope of patent application, wherein the FX0 component is a DAA (data access arrangement, capital # # 取 酉 其 置) component ° 1 4 · As applied The portable Internet phone equipment described in the first scope of the patent Page 16 530473 Page 17