CN2694681Y

CN2694681Y - Dual system digital cordless telephone set with stationary terminal and mobile terminal

Info

Publication number: CN2694681Y
Application number: CNU2004200039747U
Authority: CN
Inventors: 刘迎建; 沈源; 马梁
Original assignee: HANWANG SCIENCE AND TECHNOLOGY Co Ltd BEIJING
Current assignee: Hanwang Technology Co Ltd
Priority date: 2004-04-15
Filing date: 2004-04-15
Publication date: 2005-04-20
Anticipated expiration: 2014-04-15

Abstract

The utility model discloses a dual system digital cordless telephone provided with stationary terminal and mobile terminal, belonging to the field of communication, comprising a fixed telephone terminal which is based on the PSTN and a digit cordless hand mobile terminal two parts. The digit cordless hand mobile terminal is provided with a GSM or CDMA radio frequency module. When the digit cordless hand mobile terminal enters into the radio frequency coverage of the fixed terminal, the incoming call can be transferred onto the number of the fixed terminal, a microprocessor MCU thereof sends out the command to close the GSM or CDMA radio frequency module, and then the mobile phone mold can be changed into the fixed telephone mold, being used as a wireless phone of the fixed telephone; on the contrary, when the digit cordless hand mobile terminal exists the radio frequency coverage of the terminal, the microprocessor MCU cancels the incoming call transferring, the GSM or CDMA radio frequency module is actuated, and then the fixed telephone mode is changed into the mobile phone mode, being used as a mobile phone. The utility model can economize the investment and expenditure on telephone terminals, decreasing the risk of the electromagnetic radiation of the mobile phone to the human body at family or office.

Description

Digital cord-less double-standard telephone set with fixed terminal and portable terminal

Technical field

The utility model relates to a kind of digital cord-less double-standard telephone set with fixed terminal and portable terminal, belongs to communication field.

Background technology

Now, mobile phone is two kinds of topmost media of communication of communicating by letter during people live with landline telephone.The advantage of mobile phone is and can carries, easy to use, shortcoming is that communication cost relative fixed phone is higher, and human body is had certain hazards of electromagnetic radiation, but along with mobile communications industry in China's develop rapidly in recent years, popularize in the big and medium-sized cities of China; Some has also adopted cordless terminal traditional landline telephone based on PSTN (Public Switched Telephone Network) public phone network, improved the convenience of using within the specific limits, it is good to have speech quality, penetration power is strong, advantage such as maintain secrecy, and adopt the ratio of digital cord-less to increase year by year in the cordless terminal of landline telephone, but the landline telephone of this band digital cord-less terminal has the limitation of certain network coverage and scope of activities, so convenient not as the mobile phone use, the utility model is exactly a kind of functional characteristic of two kinds of phones and telephone set of advantage of having concurrently of design.

The utility model content

The purpose of this utility model is: landline telephone and mobile phone are integrated in one, have the functional characteristic and the advantage of two kinds of telephone terminals concurrently, have two kinds of standards of landline telephone function and function of cellular phone.

Technical essential of the present utility model is: this digital cord-less double-standard telephone set is made up of fixed telephone terminal and digital cord-less hand-held mobile terminal two parts based on PSTN.In order to realize function of cellular phone, in the digital cord-less hand-held mobile terminal, insert GSM (GlobalSystem for Mobile Communications global system for mobile communications) or CDMA (Code Division Multiple Access code division multiple access) radio-frequency module, make it have the repertoire of common GSM or CDMA mobile phone.The conversion of phone standard can be realized by the control of the microprocessor MCU in the digital cord-less hand-held mobile terminal by software program, can adopt automatic or artificial setting means to carry out two kinds of conversions between the standard.Fixed telephone terminal has the telephony feature that ordinary calls shows.The digital cord-less hand-held mobile terminal can be according to user's setting, after entering the fixed terminal radio frequency coverage, incoming call is transferred on the number of fixed terminal, its inner microprocessor MCU sends instruction temporary close GSM or CDMA radio-frequency module, is the landline telephone standard with it by mobile phone system conversion and uses as the cordless telephone of landline telephone; After the digital cord-less hand-held mobile terminal left the fixed terminal radio frequency coverage, microprocessor MCU control cancellation calls transfer, and open GSM or CDMA radio-frequency module was the mobile phone standard with it by landline telephone system conversion and use as mobile phone.

Its inside of digital cord-less hand-held mobile terminal of the present utility model comprises GSM or CDMA radio-frequency module, bluetooth or DECT (Digital Enhanced CordlessTelecommunications numeral strengthens cordless telecommunication) radio-frequency module, A/D voice module, microprocessor MCU, handwriting input module, memory, telephone keypad and operating key, LCD display module and POWER power module; Fixed terminal inside comprises bluetooth or DECT radio-frequency module, A/D and D/A voice module, microprocessor MCU, memory, telephone key-press and operating key, LCD display module and POWER power module.

Usefulness of the present utility model is: with landline telephone and the mobile phone Change-over knot by the phone standard altogether, be user-friendly to, and save investment and the telephone expenses spending of user on phone set terminal, the ropeless phone terminal that portable terminal is converted to landline telephone simultaneously in office or family can reduce the infringement that electromagnetic radiation brings health.

Description of drawings

Fig. 1 is the structured flowchart of digital cord-less hand-held mobile terminal described in the utility model.

Fig. 2 is the fixed telephone terminal structured flowchart based on PSTN described in the utility model.

Fig. 3 is a kind of specific embodiments of digital cord-less hand-held mobile terminal described in the utility model.

Fig. 4 is a kind of specific embodiments of fixed telephone terminal described in the utility model.

Embodiment

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

Its inside of digital cord-less hand-held mobile terminal shown in Figure 1 comprises GSM or CDMA radio-frequency module, bluetooth or DECT radio-frequency module, A/D voice module, microprocessor MCU, handwriting input module, memory, telephone keypad and operating key, LCD display module and POWER power module; Its concrete connected mode is: GSM or CDMA radio-frequency module are connected with the A/D voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module are connected with the A/D voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module and microprocessor MCU transmission of data signals; Mike MIC is connected with the A/D voice module respectively with receiver SPK; The A/D voice module is connected transmission of speech signals with microprocessor MCU; The handwriting input module is connected with the A/D voice module; LCD display module, memory and telephone key-press and operating key are connected with microprocessor MCU respectively; The POWER power module is powered for all system modules.

Its inside of fixed telephone terminal based on PSTN shown in Figure 2 comprises bluetooth or DECT radio-frequency module, A/D and D/A voice module, microprocessor MCU, memory, telephone keypad and operating key, LCD display module and POWER power module; Its concrete connected mode is: bluetooth or DECT radio-frequency module are connected with A/D, D/A voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module and microprocessor MCU transmission of data signals; Mike MIC is connected with A/D, D/A voice module respectively with receiver SPK; A/D, D/A voice module are connected transmission of speech signals with microprocessor MCU; LCD display module, memory and telephone key-press and operating key are connected with microprocessor MCU respectively; The POWER power module is powered for all system modules; A/D, D/A voice module are connected with the PSTN public phone network.

The utility model can adopt following embodiment in concrete the application, insert Motorola D15 GSM radio-frequency module as shown in Figure 3 in digital cord-less hand-held mobile terminal inside; Bluetooth module adopts the ROK101007 chip of Ericsson; Microprocessor MCU adopts the MC9328MX1 chip of ARM company; Memory adopts FLASH flash memory SST39VF160 chip and RAM static memory IS41LV16100 chip; Voice module adopts the TSC2302 chip, and supports touch screen operation; Fixed telephone terminal part as shown in Figure 4, its bluetooth module, memory module and voice module adopt the scheme identical with portable terminal, microprocessor adopts the EM78806 chip, can guarantee that this terminal is as independently fixed telephone use; In use, the user can be in advance the setting of carrying out two kinds of system conversion and calls transfer of keyboard or touch-screen by the digital cord-less hand-held mobile terminal, after portable terminal enters the fixed terminal radio frequency coverage, its all incoming calls just are transferred on the number of fixed telephone terminal, microprocessor MC9328MX1 chip temporarily quits work by the Motorola D15 chip of software program control GSM radio-frequency module, starting bluetooth ROK101007 chip starts working, this moment, portable terminal only used as the cordless telephone of fixed telephone, and telephone expenses are also paid according to the expenses standard of landline telephone thereupon; Otherwise, after portable terminal leaves the fixed telephone terminal radio frequency coverage, the calls transfer cancellation, the Motorola D15 chip of its GSM radio-frequency module is started working, bluetooth ROK101007 chip quits work, the use that begins to work alone of portable terminal and fixed terminal, telephone expenses are also respectively according to mobile phone and landline telephone standard expenditure.

Claims

1, a kind of digital cord-less double-standard telephone set with fixed terminal and portable terminal, it is characterized in that: form by fixed telephone terminal and digital cord-less hand-held mobile terminal two parts based on PSTN, and in the digital cord-less hand-held mobile terminal, insert GSM or CDMA radio-frequency module, make it have the repertoire of common GSM or CDMA mobile phone.

2, a kind of digital cord-less double-standard telephone set according to claim 1 with fixed terminal and portable terminal, it is characterized in that: its inside of digital cord-less hand-held mobile terminal comprises GSM or CDMA radio-frequency module, bluetooth or DECT radio-frequency module, A/D voice module, microprocessor MCU, handwriting input module, memory, telephone keypad and operating key, LCD display module and POWER power module, and its concrete connected mode is: GSM or CDMA radio-frequency module are connected with the A/D voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module are connected with the A/D voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module and microprocessor MCU transmission of data signals; Mike MIC is connected with the A/D voice module respectively with receiver SPK; The A/D voice module is connected transmission of speech signals with microprocessor MCU; The handwriting input module is connected with the A/D voice module; LCD display module, memory and telephone key-press and operating key are connected with microprocessor MCU respectively; The POWER power module is powered for all system modules.

3, a kind of digital cord-less double-standard telephone set according to claim 1 with fixed terminal and portable terminal, it is characterized in that: fixed terminal inside comprises bluetooth or DECT radio-frequency module, A/D and D/A voice module, microprocessor MCU, memory, telephone key-press and operating key, LCD display module and POWER power module, and its concrete connected mode is: bluetooth or DECT radio-frequency module are connected with A/D, D/A voice module with microprocessor MCU respectively; Bluetooth or DECT radio-frequency module and microprocessor MCU transmission of data signals; Mike MIC is connected with A/D, D/A voice module respectively with receiver SPK; A/D, D/A voice module are connected transmission of speech signals with microprocessor MCU; LCD display module, memory and telephone key-press and operating key are connected with microprocessor MCU respectively; The POWER power module is powered for all system modules; A/D, D/A voice module are connected with the PSTN public phone network.

4, a kind of digital cord-less double-standard telephone set according to claim 1 with fixed terminal and portable terminal, it is characterized in that: the conversion of phone standard can be realized by the control of the microprocessor MCU in the digital cord-less hand-held mobile terminal by software program, can adopt automatic or artificial setting means to carry out two kinds of conversions between the standard; The digital cord-less hand-held mobile terminal is transferred to incoming call on the number of fixed terminal after entering the fixed terminal radio frequency coverage, its inner microprocessor MCU sends instruction temporary close GSM or CDMA radio-frequency module, is the landline telephone standard with it by mobile phone system conversion and uses as the cordless telephone of landline telephone; After the digital cord-less hand-held mobile terminal left the fixed terminal radio frequency coverage, microprocessor MCU control cancellation calls transfer, and open GSM or CDMA radio-frequency module was the mobile phone standard with it by landline telephone system conversion and use as mobile phone.