TWI227092B - Multi-gateway communications method of switch control - Google Patents

Abstract

The invention relates to a kind of multi-gateway communications method of switch control, especially a system that is able to combine traditional public switched telephone network (PSTN) with voice over Internet protocol (VoIP). The multi-gateway communications system, connecting a user end with a caller end, is able to be utilized for verifying if the call is coming through Internet or telephone, in addition, automatically switching for connecting the call receiver to the caller. Moreover, the system provides with at least two switch components for the user end to choose if s/he wants to make a call through either the Internet or traditional telephone.

Description

1227092 V. Description of the Invention (1) [Related Fields of the Invention] The present invention relates to a control switcher of a multi-cassette communication system to refer to a method that can be applied to at least two types of call technologies, and allows users to 'select any one of the call modes in particular Box channel communication system. σ Μ 选 [Prior art of invention]

From the side; nowadays, with the popularity of the Internet, it is the current trend to use I n t e r n e t to transmit lesser messages. In addition, due to the rapid progress of semiconductors and computer hardware and software, the technology of converting voice data into digital data packets, and then transmitting these packets to the receiver via the network is quite mature. This benefit = the convenience of the Internet to transmit Data & Voice, so that businesses or individual users can save a lot of telephone communication costs, especially international or long-distance calls, especially.

▲ Because the existing Internet phone system uses the Internet to transmit voice packets to achieve the purpose of the call, it cannot be used in combination with the traditional phone network (as shown in Figure 1). In view of this, if the user terminal Must ^ Simultaneously use (dial or answer) the two different system circuits, you must prepare two sets of equipment, but for this, in addition to the inconvenience to the general user, the use of two systems requires the purchase The cost of using two phones with different systems is also one of the main problems of general users. [Objective and Summary of the Invention]

1227092 V. Description of the invention (2) Coexistence of communication, through the two keys on the phone, etc.), depending on the phone; and can also determine whether the incoming call is changed to use, so that different call systems are shown in the figure). In addition, when the power goes out, go to the traditional telephone system. At this time, how the disclosed technical content and the composition of the Internet telephone system are combined, such as description, focusing on system judgment, control by Codec (Coder / Decoder) packages, and other mature technologies today are not in the box communication system 1 0 The structure description of the element 11, a detection unit 1, 2, all central processing units 15, the following will be the box channel communication system 10 to the caller 2 0, where the caller 20 includes a 22, and the input and output unit 11 It can be used for two different switching elements that can be set up for traditional Negotiation and Internet voice (for example, women can choose to make Internet calls or traditional Internet calls or traditional telephones and can be automatically answered by the same phone (such as Section 2 'This design will automatically switch the phone to make or receive traditional calls normally. In order to further understand the invention's components, the diagram is explained as follows: The invention is a method for switching and controlling the PSTN outside line, so the following System and switching method. And the voice signal is converted into ip cover by SLIC, DSP and CPU. This is described in detail here. For example, "Figure 3" is a multi-picture of the present invention. I / O single switching unit 13, a SLIC unit 14 and a constituent unit for further explanation: The input and output unit 11 provides the function of making calls with more or the user's end 30 PSTN outside line 2 1 and a network communication line 'a telephone handset The detection unit 12 is connected, and the second is for the purpose of detecting the input wheel. The first is to detect whether the external line of the telecommunications office is connected to the unit 11. It is picked up outside the telecommunication office 1227092 5. Description of the invention (3)- -Line detection: It mainly uses a bridge rectifier to check the t-pressure of the speech line from the central office, and then uses a comparator and inverter to determine whether the local line is connected. Notify a central processing unit 丨 5 for processing. The other part is to use a photo coupler to connect to the phone line in series. When picked up / hanged by the turn-in output unit 1 1, different currents flow through the photo coupler, and Generate different voltage outputs to achieve the detection of the input / output unit 11 being picked up or hung up, and notify the central processing unit 5 of the detection results for processing. The main purpose of the switching unit 1 3 is to use the control relay to route the telephone line ' To The outside line or SLIC unit 14. And this switching unit u is integrated with various states via the central processing unit 15, and it is judged that the control "", ", will switch the multi-E communication system 10 to the PSTN outside line or SLIC line to achieve two Switching between different networks. The SL IC unit 14 is used to convert the voice signal into a digital signal, and then hand the digital signal to the DSP for further processing, and as an interface control with the phone, such as impedance matching, Requires voltage control, vibration and key detection, reception and judgment. As for the central processing unit 15, it further includes two units: cpu and Dsp; when the DSP receives the digital voice signal, it is processed by the cpu after compression. An Ethernet packet is transmitted from the LAN network to the receiver via the Internet or LAN. Of course, the I unit ^ the receiving unit ‘the same principle’. Voice packets are received by the Ethernet, and the voice packet information is deciphered by the CPU. The Dsp'SLIC unit 14 processes them and restores them to analog voice packets. The other important task of the CPU is that when receiving messages sent from the survey line, it ’s judged and sent out of control through various conditions.

1227092 V. Instructions of the invention (4), make appropriate switching action. Next, the judgment and switching methods of the entire system described above are explained in detail. First, please refer to "Figure 4" to show the process of making a call in the multi-cassette communication system of the present invention. First, it will first determine whether a PSTN outside line exists through a detection unit 12 provided by the multi-cassette communication system 10. 1 〇〇),

'PSTN no connection day ^' means no outside line exists. At this time, the central processing unit 1 & will control the switching unit 13 to record the PSTN status (step) π) and switch the phone directly to the SL IC line. There is no outside line situation here. , You can only make an internet call, and then the multi-box communication system 10 will enter a ready-to-dial state ', detecting the switching element selected by the user terminal 30 (step 丨 3 〇), through the input and output unit 1 1 Decided to make a traditional call or internet call; when the user hangs up the phone, the detection line detects that the phone has been disconnected and notifies the CPU. After the CPU learns, the system returns to the waiting state (step 110) 4 ' Wait for the next call to be made or received. However, if a PSTN outside line is detected, a control condition is added to the multi-box communication system 10 to determine whether the input / output unit ii is used (step 120), and whether the telephone receiver has been lifted; If the input / output unit 11 is not used at that time, the multi-cassette communication system i 〇 will be entered immediately.

Enter a ready-to-dial state, detect a switching element selected by the user terminal 30 (step 140), and wait for the user terminal 30 to decide to make a conventional call or Internet call. As shown in the "figure 5", when the multi-box communication system enters and is ready to answer and wait for the user terminal. 3 traditional telephone or Internet phone, if the caller terminal 2 〇 on this day, call the traditional telephone to the user terminal. 3 0 while using input / round order

Page 81227092 V. Description of the invention (5) το 1 1 (step A) 'will first detect the status of the caller 2 through the detection unit 丨 2 (step 200), a mode that is a traditional telephone; this use The user end 30 directly answers and ends the use (step 2o0), and returns to the state of description (less step 1220) after the end. If the multi-box communication system i 〇 receives the incoming call i and the 20-pass live number 疋 comes from the internet phone, it enters the internet phone mode, and then first switches to the SLIC line through the switching unit 13 so that the The user terminal 30 answers the network call (step 22). And at the end of the call, the system will return to the previous state (step 12). Yes ,: Sheng I: Situation: When the multi-cassette communication system 10 enters the ready-to-dial state, the second user selects the switching element 30 (steps 130 and 140). The phone buttons "0" and "# A 'Assuming that the two switching elements are one of the next buttons, through the input' / 'Λ User terminal 30 can make phone calls as needed, and when the input / output ㊉ early Wu 11 dials the call, the telephone or the network detection At this condition, the CPU is notified that the debt measurement circuit is in a standby state after the use of the eighth seven. Temple under-call or answer V = return to (the step is called waiting for a call, can detect the existence of PSTN outside line, when you press ^ ": if the multi-box communication system 10 detection phone)" by sue When the unit Γ4 sees the I key (set to dial the network to notify the central processing unit 丨 5, and then press the "#" key, the user dials the Internet call at 30 (steps, the main SLIC line, for the user terminal ' The multi-channel communication system 10 is switched to the stage ^ 'If the traditional telephone (step 16) is pressed, the incoming call is for the user terminal 30 to dial and the input / output unit n is used.

Page 9 1227092

, The detection line immediately detects this & •• brother γj rD. ^】 This situation and notifies the CPU, so that the system is pointing? (Step 1 20) Waiting, you can go to Ding, and you can get the next call you made or received. V. Description of the invention (6) Another situation is that the existence of PSTN outside line is not detected in the multi-box communication system 10, if the user & D "# μ 士 m 有 鳊 J 0 press the" # "key , It is still available for the client 30 to make an Internet call (step 17), but when the "〇" button is pressed, the multi-box communication system 丨 〇 will notify the client 30 according to the PSTN status. Make an Internet call (step 丨 8 〇 define it as any two buttons on the multi-box access button

The above switching element can be any element on the system interface of the user terminal 30, such as a telephone key. . The effect achieved by the present invention] Based on the above description, it has been clearly revealed that the communication system switching control method is better to save the cost of purchasing a phone through a multi-channel communication system, and the application is retained. The present invention can also synthesize traditional electricity A bow receives or dials the pSTN transmission (as shown in Figure 6). In addition, the switching control device of the Internet phone (such as the above, is only covered by the technology made by Mufa in accordance with the scope of the patent application of the present invention.) A conventional phone and Internet phone embodiment is disclosed, and The user can choose a different calling system to facilitate the use of traditional telephones. The phone is integrated with the box device mentioned above and the single phone of the Internet phone is extended to a multi-port PSTN line and shown in Figure 7. ). Only the preferred embodiment of the Ming, such as all equal design changes, should be the case

Page 101227092 Schematic description of the apple Figure 1 shows the schematic diagram of the traditional telephone and network communication system used independently; Figure 2 shows the schematic diagram of the coexistence of traditional telephone and network communication system; Figure 3 is a multi-box of the present invention System architecture diagram of the channel communication system; FIG. 4 is a dialing flowchart of the multi-box communication system of the present invention; FIG. 5 is a flowchart of receiving a call by the multi-box communication system of the present invention; and FIG. 6 is a multi-box communication of the present invention. Schematic diagram of the application of the system to a telephone set; Figure 7 is a switching control device for a multi-port PSTN external system and an internet telephone of the multi-port communication system of the present invention. [Symbol description] Multi-box communication system 10 Incoming terminal 20 Input σσ Early unit 11 PSTN Outside line 21 Detection unit 12 Network communication line 22 Switch unit 13 User side 30 SLIC 〇〇 Early unit 14 Central processing σα Early $ 15

Claims (1)

1227092 VI. Patent scope 1. A method for controlling and switching a multi-cassette communication system. By using at least two switching elements provided by the multi-cassette communication system on a client side, the multi-cassette communication system is selected to use a PSTN. Outside line or network communication; the method includes the following steps: judging the status of the PSTN outside line through a detection unit provided by the multi-box communication system; adding a control condition to the multi-box communication system and determining an input / Use status of output unit; The multi-cassette communication system enters a ready-to-dial state, detects the switching element selected by the user; and switches tasks through the multi-cassette communication system and completes the dial-out action. 2 As in the scope of patent application, item 1 The control switching method of the multi-cassette communication system, wherein the control condition is used to control an answering mode of the multi-cassette communication system. 3. The control switching method of the multi-box communication system as described in item 2 of the scope of patent application, wherein the answering mode further includes the following steps: Detect the status of an incoming call through the detection unit; and switch to a SL I C line through the switching unit, and the user can answer the incoming call from the network. 4 · The control switching method of the multi-channel communication system as described in item 1 of the scope of patent application, wherein the switching element can be defined by the user terminal as any element on the interface of the multi-channel communication system. 5 · Control of the multi-box communication system as described in item 1 of the scope of patent application Page 12 1227092 VI. Chinese Patent Application Switching method, in which the ready-to-dial status can be divided into a dial-up Internet call and a dial-up of traditional Neihua. 6. The control switching method of the multi-box communication system as described in item 5 of the scope of patent application, wherein the dial-up telephone is switched to the SLI C line through the multi-box communication system for the user to dial the network. Road phone. 7. The control switching method of the multi-box communication system as described in item 5 of the patent application scope, wherein the dialing traditional telephone is switched to the PSTN line through the multi-box communication system for the user terminal to make a conventional call. Page 13 Announcement Amendment of this application on April 20th of this year-Date: 9 (\%, io Ιί IPC classification application number: 彳 " / 彳 彳 // 1227092 Description of invention patent (the above columns are to be filled by the Office Note) Chinese multi-gateway communication system control switching method, invention name English Multi-gateway communications method of switch control Name (Chinese) 1. Zheng Shunzhan name (English) l. SHUN-CHAN CHENG Inventor (1 person in total) Nationality ( Chinese and English) 1. ROC Residence of the Republic of China (Chinese) 1. Residence of No. 30, Lane 172, Lane 2, Dunhua South Road, Daan District, Taipei City (English) 1. Name or Name (Chinese) 1. Bi Xun Technology Co., Ltd. Company name or name (English) l. BCM COMPUTERS CO., LTD. F- Nationality (Chinese and English) 1. ROC applicant (1 person) Residence (Business Office) (Chinese) 1. Daan District, Taipei City Wolongshu No.3, 8th Floor (this address is the same as that of the previous applicant). Residence (Business Office) (English 5 1. Representative (Chinese 5 1. Zheng Shunzhan Representative (English) l. SHUN-CHAN CHENG 蠡 page 1