CN1328399A - Broadband network telephone - Google Patents
Broadband network telephone Download PDFInfo
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- CN1328399A CN1328399A CN 01127048 CN01127048A CN1328399A CN 1328399 A CN1328399 A CN 1328399A CN 01127048 CN01127048 CN 01127048 CN 01127048 A CN01127048 A CN 01127048A CN 1328399 A CN1328399 A CN 1328399A
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- telephone
- broadband network
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- central processing
- microprocessor
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Abstract
A broadband network telephone compatible with traditional telephone is composed of CPU, speech encoder/decoder, network transceiver, telephone interface and power supply interface. The microprocessor in CPU can be connected to LCD, keypad, memory and memory extension interface via data and control buses. It can also control the speech encoder/decoder, network transceiver and telephone interface.
Description
Technical field
What the present invention relates to is a kind of energy and black phone compatibility, can dial and receive the broadband network telephone and the corresponding broadband network telephone system of the networking telephone and black phone simultaneously.
Background technology
Along with the high speed development of the computer technology and the communication technology, the fusion of computer and communication network has become natural trend, and computer occurs already to the networking telephone of computer.Many companies such as the telecommunications of China, UNICOM, Jitong, Netcom have also opened IP telephone service at present, but this business still adopts traditional telephone wire connection mode at user side, make a long-distance call also need pay.Simultaneously, the rise of broadband networks is that the networking telephone has brought a kind of new communication modes, because following broadband networks is taked the monthly payment charge method basically, therefore, will spread to each unit and family based on the telephone system of broadband network.
Summary of the invention
The present invention is directed to the deficiency of above-mentioned existence, a kind of broadband network telephone and corresponding broadband network telephone system are provided, on the basis of broadband network, realize the communication of phone on broadband network, it organically combines computer technology and modern communication technology, realizes the real-time coding/decoding of voice messaging and the transmission on broadband network.The networking telephone and black phone can be dialed and receive to the present invention and black phone compatibility simultaneously.
Broadband network telephone is to adopt following scheme to realize: broadband network telephone is made up of central processing unit, voice encoding/decording device, network transmission/receiving system, telephone interface circuit, power interface etc.Central processing unit comprises compositions such as microprocessor, internal storage location, storage expansion interface, liquid crystal display, keyboard.Microprocessor adopts general singlechip chip as embedded microprocessor; But the flash module that internal storage location adopts power down to preserve comprises the FALSH ROM that is used for procedure stores and the FLASH RAM of storage; The storage expansion interface can be supported more high capacity FLASH RAM memory for realizing telephonograph and other functions, adopts the standard connector, can support polytype memories such as general CF card, SD card; Liquid crystal display use is for the convenience of the user adopted with backlight and LCD Chinese-character display function; Keyboard has 12 operation keyss and 8 function keys.
The function of central processing unit comprises
1. dial feature: decision is put through phase by telephone wire or by broadband network according to number
The telephone service gateway of answering.
2. call function: online conversation control comprises audio coding/decoding and network
The control of transmission/receiving system.
3. writing function: comprise incoming call/out-going call number and air time record.
4. function is set: the partial parameters of central processing unit is set, show as sending a telegram here,
Calling transfer, record or play telephonograph, clock etc.
The program of central processing unit can or be revised all parameters by the computer realization upgrading.
Voice encoding/decording device: can realize real-time, digitized coding/decoding to voice messaging, communication protocol adopts ITUH.323 and SIP (Session InitiationProtocol) international standard.The coding/decoding process is followed the ITUG.729/G.723/G.711 standard.This device adopts voice ADPCM coding/decoding chip.
Network transmission/receiving system: realize the high-speed transfer of digitized voice messaging on the computer broadband networks, observe the IEEE802 international standard, support 10/100M Ethernet, ATM and multiple xDSL mode, adopt corresponding network transmission/receiving chip.Network interface is decided according to selected network communications standards.
Telephone interface circuit: adopt the general switching circuit and the RJ11 telephony interface of standard.
Microprocessor in the central processing unit of broadband network telephone links to each other with liquid crystal display, keyboard, internal storage location and storage expansion interface respectively with control bus by data/address bus, microprocessor simultaneously by data/address bus and control bus with voice encoding/decording device, network transmission/receiving system and telephone interface circuit is connected and it is carried out control; Voice encoding/decording device is connected with telephone interface circuit with network transmission/receiving system; Network transmission/receiving system is connected with network interface; Telephone interface circuit is connected with several inside connections with outside line; Power interface is converted to the required operating voltage of native system with civil power and is connected with the power interface of each chip.Advantage of the present invention is:
1 plain old telephone can be directly connected on the broadband networks by the present invention.
2 can dial or receive the networking telephone and black phone simultaneously.
The user of 3 pairs of monthly payment online can significantly reduce the telephonic communication expense.
4 owing to adopt broadband networks, improved the communication quality of IP phone.
5 can be provided with and manage the present invention by computer
Description of drawings
The invention will be further described below in conjunction with accompanying drawing.
Accompanying drawing 1 is that broadband network telephone is formed schematic diagram
Accompanying drawing 2 is broadband network telephone workflow schematic diagrames.
Accompanying drawing 3 is broadband network telephone connected mode schematic diagrames
Embodiment
With reference to accompanying drawing 1, broadband network telephone is by central processing unit, and voice encoding/decording device, network transmission/receiving system, telephone interface circuit and power interface are formed
1 central processing unit: critical piece is microprocessor, internal storage location, storage expansion
Interface, LCD, keyboard.Functional module is as follows:
(1) microprocessor: adopt general singlechip chip, adopt MSC51 system at present
The row single-chip microcomputer also can be selected ATMELAVR as embedded microprocessor
Or the corresponding product of INTELARM series.
(2) internal storage location: for guaranteeing power-down protection, memory modules adopts FLASH
The MEMORY flash memory products, division has two kinds of internal storage locations according to function,
FLASHROM is used to store the Control Software of native system, and concrete model is with root
Decide according to the size of Control Software; FLASHRAM is used to store data, produces
The TC58256FT of product model such as TOSHIBA company or SAMSUNG company
K9F5608 etc.
(3) storage expansion interface: for realizing telephonograph and other functions, native system is established
Put the extension storage interface, support more high capacity FLASH RAM memory,
Interface adopts the standard connector, can support polytype memories such as at present general CF card, SD card.(4) liquid crystal display: use for the convenience of the user, native system adopts with 128 of backlight and Chinese-character display function
*64 dot lcd display modes.(5) keyboard: 12 operation keyss (0～9, *, #) and the function of 8 function key central processing units comprise (1) dial feature: decision is put through the corresponding telephone gateway by telephone wire or by broadband network according to number.(2) call function: online conversation control comprises the control to audio coding/decoding and network transmission/receiving system.(3) writing function: comprise incoming call/out-going call number and air time record.(4) function is set: the partial parameters of central processing unit is set, as the incoming call demonstration, calling transfer, record or play telephonograph, clock etc.The program of central processing unit can or be revised all parameters by the computer realization upgrading.2 voice encoding/decording devices: can realize real-time, digitized coding/decoding to voice messaging, communication protocol adopts ITUH.323 and SIP (Session Initiation Protocol) international standard.Coding/decoding adopts ITUG.729/G.723/G.711.The chip model is the MC14LC5540ADPCM Codec voice ADPCM coding/decoding chip of MOTOROLA.3 network transmission/receiving systems: realize the high-speed transfer of digitized voice messaging on the computer broadband networks, observe the IEEE802 international standard, support 10/100M Ethernet and/or multiple xDSL mode.Under 10/100M Ethernet mode, the chip model of employing such as INTEL82559 or REALTEK8139.Network interface is decided according to selected network communications standards, adopts the RJ45 interface under 10/100M Ethernet mode.4 telephone interface circuits: adopt the general switching circuit and the RJ11 telephony interface of standard.5 power interfaces: civil power is converted into the direct-current working volts that supply each chip, adopts the 3/5V transformer of standard.
With reference to accompanying drawing 2 and accompanying drawing 3, workflow of the present invention is described as follows:
1 calls:
(1) by telephone set or keyboard dialing, while native system recording phone number
(2) with system decision being set according to dial the number adopts traditional communication or network to lead to
The news pattern.
(3) adopt traditional communication mode, turn to step 10
(4) under the network schemer according to system's setting, by central control unit to network send/
Receiving system sends instruction, dials and is corresponding network telephone service gateway.
(5) if because of putting through gateway under the situations such as fault such as circuit or cost issues, logical
Know the user, and point out traditional communication modes of whether migrating,, stop this as not
Communication process then turns to step 10 in this way
(6) dial and cry gateway success, it is right to be responsible for being docked with according to the telephone number of being dialled by gateway
The circuit of side.
(7) native system receives the signal that the other side's telephone line of being passed back by gateway is busy or wait for,
And convert general length to or lack the ringring prompting sound.The other side such as ring unanswered, root
The signal that provides according to gateway cuts off this conversation over time.
(8) the other side begins to answer, and the central processing unit of native system is handled one's own side and right simultaneously
The communication process of side: one's own side's voice are changed by voice encoding/decording device
Become digital signal, send via network transmission/receiving device, the other side's voice (by
Gateway or more far-end be treated to digital signal) by network transmission/receiving system
Receive, and be converted to voice signal through voice encoding/decording device, central authorities handle
Whether device can record according to user's selection.
(9) the central processing unit ticketed call time is finished in conversation.
(10) central processing unit is provided with corresponding by the switch to telephone interface circuit
Inside connections interface and outside line interface directly connect.
(11) send dialing information and conversation by traditional approach.The central processing unit basis
Whether user's selection records, and the ticketed call time.2 receive calls
(1) ring, central processing unit shows and recording incoming mode (network/tradition)
And caller ID.
(2) during the ring unanswered, central processing unit is according to user's setting under traditional mode
Play message and begin recording.
(3) after one's own side receives calls
Under the Internet phone-calling pattern, the central processing unit of native system is handled one's own side simultaneously
Communication process with the other side: one's own side's voice are passed through voice encoding/decording device
Convert digital signal to, send the other side's language via network transmission/receiving device
Sound (by gateway or more far-end be treated to digital signal) send/connect by network
Receiving apparatus receives, and is converted to voice signal through voice encoding/decording device, in
Whether the centre processing unit can record according to user's selection.
Under the traditional call pattern, central processing unit is by to telephone interface circuit
Switch is provided with line interface in the corresponding telephone and outside line interface is directly connect
Lead to, and whether record according to user's selection.
(4) the central processing unit ticketed call time is finished in conversation.3 messages and recording
The built-in certain data space of native system is used for message and recording.When recording, will
Voice signal is encoded into digital signal by voice encoding/decording device, and leaves in
In the internal storage location or exented memory of central processing unit.When playing, with numeral
Signal is decoded into voice signal by voice encoding/decording device and plays.
Claims (5)
1 one kinds of broadband network telephones, it is characterized in that forming by central processing unit, voice encoding/decording device, network transmission/receiving system, telephone interface circuit, power interface, central processing unit is core with the microprocessor, link to each other with liquid crystal display, keyboard, internal storage location and storage expansion interface respectively with control bus by data/address bus, microprocessor simultaneously by data/address bus and control bus with voice encoding/decording device, network transmission/receiving system and telephone interface circuit is connected and it is carried out control.
2 broadband network telephones according to claim 1, it is characterized in that: voice encoding/decording device can be realized real-time, the digitized coding/decoding to voice messaging, communication protocol adopt ITU H.323 with the SIP international standard, the coding/decoding process is followed the ITUG.729/G.723/G.711 standard.
3 broadband network telephones according to claim 1, it is characterized in that: network transmission/receiving system can be realized the high-speed transfer of digitized voice messaging on the computer broadband networks, observe the IEEE802 international standard, support 10/100M Ethernet, ATM and multiple xDSL mode.
4 broadband network telephones according to claim 1 is characterized in that: the microprocessor in the central processing unit adopts embedded microprocessor.
5 according to broadband network telephone according to claim 1, it is characterized in that: but the flash memory that internal storage location adopts built-in power down to preserve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011270489A CN1141830C (en) | 2001-07-31 | 2001-07-31 | Broadband network telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011270489A CN1141830C (en) | 2001-07-31 | 2001-07-31 | Broadband network telephone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1328399A true CN1328399A (en) | 2001-12-26 |
| CN1141830C CN1141830C (en) | 2004-03-10 |
Family
ID=4667046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011270489A Expired - Fee Related CN1141830C (en) | 2001-07-31 | 2001-07-31 | Broadband network telephone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1141830C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100344141C (en) * | 2002-12-30 | 2007-10-17 | 汉王科技股份有限公司 | Wide band commercial intelligent terminal |
| CN100446532C (en) * | 2003-07-18 | 2008-12-24 | 鸿富锦精密工业（深圳）有限公司 | Network telephone system and communication method |
| CN100584106C (en) * | 2003-04-03 | 2010-01-20 | 冲电气工业株式会社 | Voice communication apparatus |
| CN106371886A (en) * | 2016-11-13 | 2017-02-01 | 南京汉隆科技有限公司 | Locally updated network phone device and manufacturing method thereof |
-
2001
- 2001-07-31 CN CNB011270489A patent/CN1141830C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100344141C (en) * | 2002-12-30 | 2007-10-17 | 汉王科技股份有限公司 | Wide band commercial intelligent terminal |
| CN100584106C (en) * | 2003-04-03 | 2010-01-20 | 冲电气工业株式会社 | Voice communication apparatus |
| CN100446532C (en) * | 2003-07-18 | 2008-12-24 | 鸿富锦精密工业（深圳）有限公司 | Network telephone system and communication method |
| CN106371886A (en) * | 2016-11-13 | 2017-02-01 | 南京汉隆科技有限公司 | Locally updated network phone device and manufacturing method thereof |
| CN106371886B (en) * | 2016-11-13 | 2023-10-20 | 南京汉隆科技有限公司 | Network telephone device updated from localization and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1141830C (en) | 2004-03-10 |
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