JPH06315005A - Radio telephone system - Google Patents

Abstract

PURPOSE:To automatically switch a cordless telephone mode and a portable telephone mode corresponding to position information depending on a function for detecting a present position (GPS) by providing the GPS at the radio telephone equipment provided with the function of a portable telephone (such as a function for enabling access to a first radio system) outdoors and the function of a cordless telephone (such as a function for enabling access to a second radio system) around home. CONSTITUTION:This radio telephone equipment is provided with a position information detection part 12 for detecting the position of the radio telephony equipment carried by a user, position information storage part 13 for storing the position information of a radio telephony equipment base unit connected to a public line or a radio base station connected to the public line, distance calculation part 15 for calculating a distance between the radio telephone equipment master unit or the radio base station and the radio telephony equipment carried by the user, and distance registration part 14 for registering a distance for enabling communication with a radio telephone equipment hand set. Then, the cordless telephone mode and the portable telephone mode are automatically switched by comparing the previously registered distance for enabling the communication with the radio telephone equipment with the calculated distance.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a function of a mobile phone outdoors (a function capable of accessing a first wireless system) and a function of a cordless phone around a home (a function capable of accessing a second wireless system). Relates to a wireless telephone device.

[0002]

2. Description of the Related Art In recent years, wireless telephone devices such as portable telephone devices that can be called by anyone, anytime, anywhere, and cordless telephone devices that have a limited usable range in the office or around the home have been used. It's coming.

A conventional radio telephone device will be described below with reference to the drawings. FIG. 3 is a block diagram of a conventional wireless telephone device. In FIG. 3, 1 is an antenna for transmitting and receiving high frequency signals, 2 is a microphone unit for inputting voice, and 3
Is a speaker unit for outputting voice, 4 is a display unit for displaying data from the control unit, 5 is a key input unit in which a switch button for inputting a telephone number or switching between cordless phone mode and mobile phone mode is arranged, and 6 is A control unit that manages data from the key input unit and controls the entire system, 7 is a mobile phone radio unit that transmits and receives high frequency signals to and from a radio base station, and 8 is a radio frequency signal transmission and reception to and from the radio telephone device master unit. A cordless telephone radio unit 9 to perform, a voice processing unit that processes a voice signal received by the mobile telephone radio unit 7 or the cordless telephone radio unit 8 or a voice signal input from a microphone unit,
A data processing unit 10 processes a control signal received by the mobile phone wireless unit 7 or the cordless phone wireless unit 8 or a control signal from the control unit 6.

Regarding the conventional radiotelephone device comprising the above components, the relationship and operation of each component will be described below. When the wireless telephone device is in the vicinity of the wireless telephone device master unit, the user manually sets the switching button of the key input unit 5 to the cordless telephone mode, and the control unit 6 controls
The cordless telephone radio unit 8, the voice processing unit 9, and the data processing unit 10 are put into operation. When the user makes a call, the user operates the key input unit 5 to make a call. Then,
The control unit 6 transmits a control signal as a high frequency signal to the base unit of the wireless telephone device via the data processing unit 10, the wireless unit 8 for cordless telephone, and the antenna 1. The control unit 6 receives the control signal via the antenna 1, the cordless telephone radio unit 8 and the data processing unit 10 from the response transmitted from the radio telephone unit master unit, and the control unit 6 exchanges the control signal with the radio telephone unit master unit. It establishes a wireless link and starts communication. During communication, the cordless telephone wireless unit 8 receives a high frequency signal from the wireless telephone device master unit via the antenna 1, the voice processing unit 9 processes the voice signal, and the speaker unit 3 outputs voice. The audio signal output from the microphone unit 2 is processed by the audio processing unit 9,
The cordless telephone wireless unit 8 and the antenna 1 are used to transmit to the wireless telephone device master unit to communicate with the wireless telephone device master unit.

Next, when the user leaves the vicinity of the wireless telephone base unit and moves away from the communicable range, the user inputs the key input unit 5
The switch button is manually set to the mobile phone mode, and the control unit 6 controls the mobile phone radio unit 7, the voice processing unit 9, and the data processing unit 10 to be in the operating state. When the user makes a call, the user operates the key input unit 5 to make a call. Then, the control unit 6 sends the control signal to the data processing unit 10.
Then, a high frequency signal is transmitted to the wireless base station via the mobile phone wireless unit 7 and the antenna 1. A control signal is received from the response transmitted from the wireless base station via the antenna 1, the mobile phone wireless unit 7, and the data processing unit 10, and the control unit 6 exchanges the control signal with the wireless base station to establish a wireless ring. Establish and start communication. During communication, a high-frequency signal from a wireless base station is received by the mobile phone wireless unit 7 via the antenna 1, the audio processing unit 9 processes the audio signal, and the speaker unit 3 outputs audio. The voice signal output from the microphone unit 2 is processed by the voice processing unit 9, and is transmitted to the radio base station via the mobile phone radio unit 7 and the antenna 1 to communicate with the radio base station.

[0006]

However, the above-mentioned conventional wireless telephone device has a problem that the switching between the portable telephone mode and the cordless telephone mode must be performed manually.

An object of the present invention is to solve the above problems and to provide a radiotelephone device capable of automatically switching between a mobile telephone mode and a cordless telephone mode based on GPS position information.

[0008]

In order to achieve the above object, the present invention stores a position information detecting unit for detecting the position of a wireless telephone device, a wireless telephone device master unit, or position information of a wireless base station. A position information storage unit, a distance calculation unit that calculates the distance between the wireless telephone device master unit or the wireless base station and the wireless telephone device carried by the user, and a distance registration unit that registers the distance at which communication with the wireless telephone device is possible. A wireless connection mode can be automatically switched to the first wireless system and the second wireless system by comparing the calculated distance with the distance that can be communicated with the wireless telephone device that is provided and registered in advance. It was done like this.

[0009]

According to the present invention, when the user uses the wireless telephone device in the vicinity of the wireless telephone device main unit, the cordless telephone mode is set when the user uses the wireless telephone device in the vicinity of the wireless telephone device parent device and moves away from the communicable range. In this case, the mode is automatically switched to the mobile phone mode, which saves the user from having to manually switch the mode.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. The same reference numerals are used for the same components as those shown in the conventional example.

FIG. 1 is a block diagram of this embodiment, in which 1 is an antenna, 2 is a microphone section, 3 is a speaker section, 4 is a display section, 7 is a radio section for a mobile phone, 8 is a radio section for a cordless phone, Reference numeral 9 is a voice processing unit and 10 is a data processing unit, which are the same as in the conventional example.

The feature of this embodiment is that it has the following components. That is, an input unit 16 for inputting a telephone number, a control unit 17 for managing data from the key input unit and controlling the entire system, an antenna 11 for receiving radio waves from GPS satellites, position information for detecting the position of a wireless telephone device. Detector 1
2. A location information storage unit 13 for storing location information of the wireless telephone device master unit or the wireless base station, a distance registration unit 14 for registering a communicable distance with the wireless telephone device, a wireless telephone device master unit or a wireless base station. It has a distance calculator 15 for calculating the distance to the wireless telephone device carried by the user.

With respect to the radiotelephone device including the above-mentioned components, the relationship and operation of each component will be described below.
The position of the wireless telephone device master unit or the wireless base station is stored in the position information storage unit 13 in advance, and the distance at which the wireless telephone device can communicate is registered in the distance registration unit 14. The wireless telephone device receives the GPS hygiene radio wave by the antenna 11, the current position is detected by the position information detecting unit 12, and the wireless telephone device master unit or the wireless unit is detected based on the detected position information and the position information in the position information storage unit 13. The distance calculator 15 calculates the distance to the base station. The calculated distance is compared with the distance that can be communicated with the wireless telephone device registered in the distance registration unit 14 in advance. When the control unit 17 determines that it is in a place where it can communicate with the base unit of the wireless telephone device, it activates the wireless unit for cordless telephone 8, the voice processing unit 9, and the data processing unit 10, and automatically sets the cordless telephone mode. This enables wireless connection with the base unit of the wireless telephone device. When making a call in the cordless telephone mode, a dial operation is performed by the key input unit 16 to make a call. Then, the control unit 17 transmits a control signal as a high-frequency signal to the wireless telephone device master unit through the data processing unit 10, the cordless telephone wireless unit 8, and the antenna 1. The antenna 1, the cordless telephone wireless unit 8 and the data processing unit 10 receive the control signal from the response transmitted from the wireless telephone device master unit, and the control unit 17 exchanges the control signal with the wireless telephone device master unit to perform wireless communication. Establish a link and start communication. During communication, the antenna 1 and the cordless telephone radio unit 8 receive a high-frequency signal from the base unit of the radio telephone device, the voice processing unit 9 processes the voice signal, and the speaker unit 3 outputs voice. The voice signal output from the microphone unit 2 is processed by the voice processing unit 9 and transmitted to the wireless telephone device master unit via the cordless telephone wireless unit 8 and the antenna 1 to communicate with the wireless telephone device master unit.

Next, when the control unit 17 determines that the mobile phone wireless unit 7, the voice processing unit 9, and the data processing unit 10 are in a place other than a place where communication with the master unit of the radio telephone device is possible, the control unit 17 automatically activates the radio telephone unit. Enables wireless connection with a wireless base station by switching to mobile phone mode. When the user makes a call, the user operates the key input unit 16 to make a call. Then, the control unit 17 transmits a control signal to the wireless base station as a high frequency signal through the data processing unit 10, the mobile phone wireless unit 7 and the antenna 1. The control signal is received from the response transmitted from the wireless base station via the antenna 1 and the mobile phone wireless unit 7 data processing unit 10, and the control unit 17 exchanges the control signal with the wireless base station to establish a wireless link. And start communication. During communication, a high-frequency signal from a wireless base station is received by the mobile phone wireless unit 7 via the antenna 1, the audio processing unit 9 processes the audio signal, and the speaker unit 3 outputs audio. The voice signal output from the microphone unit 2 is processed by the voice processing unit 9, and is transmitted to the radio base station via the mobile phone radio unit 7 and the antenna 1 to communicate with the radio base station.

FIG. 2 is a system diagram of the entire radio telephone system. 20 is a public line (PSTN), 21 and 22 are exchange stations, 23 is a base unit of the radio telephone device, 24 is a radio base station, and 25.
Is a wireless telephone device, 26 is a callable range of the base unit of the wireless telephone device, 27 is a callable range of the wireless base station, 28, 29, 3
0 is a GPS satellite.

In FIG. 2, the wireless telephone device 25 communicates with the wireless telephone device parent device 23 in the vicinity of the wireless telephone device parent device 23, and the call is connected to the public line 20 through the exchange 21. Further, when the distance from the vicinity of the wireless telephone device base unit 23 is increased and the communication distance is increased, the wireless base station 24
And the call is made through the exchange 22 to the public line 2
Connected to 0. The radio telephone device 25 receives radio waves from the GPS satellites 28, 29, 30 and detects the current position.

[0017]

As is apparent from the above description of the embodiments, the present invention can automatically switch between the mobile phone mode and the cordless phone mode by GPS position information, and the user can manually switch the mode. It is possible to provide a wireless telephone device that can be set to a cordless telephone mode with a low call charge when the wireless telephone device is in a place where it can be wirelessly connected to both the wireless base station and the wireless telephone device master unit without the need for switching.

[Brief description of drawings]

FIG. 1 is a block diagram showing the configuration of a wireless telephone device according to an embodiment of the present invention.

FIG. 2 is a system diagram showing an overall system of the wireless telephone device.

FIG. 3 is a block diagram showing a configuration of a conventional wireless telephone device.

[Explanation of symbols] 1 antenna 2 microphone section 3 speaker section 4 display section 5 key input section 6 control section 7 mobile phone radio section 8 cordless telephone radio section 9 voice processing section 10 data processing section 11 antenna 12 position information detecting section 13 position information storage unit 14 distance registration unit 15 distance calculation unit 16 key input unit 17 control unit

Claims (1)

[Claims] 1. An apparatus for performing wireless communication in a small zone with an antenna for transmitting and receiving high-frequency signals and a wireless telephone device carried by a user in a first wireless system connected to a public line (hereinafter referred to as a wireless base station). 2) connected to a public line and a mobile phone radio unit for transmitting and receiving high frequency signals to and from
In the wireless system of (1), a wireless unit for a cordless telephone that transmits and receives a high frequency signal within a limited usable range with a device that performs wireless communication with the wireless telephone device (hereinafter, referred to as a wireless telephone device master unit), and a voice. The microphone part that inputs
A speaker unit that outputs a voice, a voice processing unit that processes a voice signal, a data processing unit that processes a control signal,
A position information detection unit that includes a display unit that displays data from the control unit, a key input unit, and a control unit that manages the data from the key input unit and controls the entire system, and detects the position of the wireless telephone device. And a position information storage unit that stores position information of the wireless telephone device master unit or the wireless base station, and a distance production unit that calculates a distance between the wireless telephone device master unit or the wireless base station and the wireless telephone device. And a distance registration unit for registering a communicable distance with the wireless telephone device, and automatically switching the mode of wireless connection to the first wireless system and the second wireless system. .