JP3142219B2 - Wireless telephone system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radio telephone for searching for a radio base station of an exchange installed in the ceiling or a high place of a building and performing maintenance, adjustment and repair work of the radio base station efficiently. It is about the system.

[0002]

2. Description of the Related Art Conventionally, as disclosed in, for example, Japanese Patent Publication No. 58-27702, a service area is expanded by adding a radio calling function to a portable radio telephone. According to the technology disclosed in this publication, when a called wireless telephone portable device is called, if the reception level of the electric field strength detected by the built-in electric field detecting circuit is equal to or higher than a predetermined level, the calling party number is set to the called party number. And can make a wireless telephone call.

[0003]

However, the above-mentioned prior art relates to the actual operation of a wireless telephone system. In designing and adjusting the wireless telephone system, it is necessary to measure and verify the electric field strength. Requires a dedicated measuring instrument. In addition, although there are usually models capable of displaying the electric field strength received by the wireless telephone portable device on the portable device, the measurement of the electric field strength of the wireless base station requires the use of a dedicated measuring instrument. In this case, the radio base station is often installed in a high place or hidden locations, must be left probe <br/> while looking at the installation drawings, workability is poor. As described above, in the related art, in order to find the installation position of the wireless base station, it is necessary to confirm the position from the installation drawing, and the wireless base station often installed in a hidden place such as a ceiling is used. A great deal of effort was spent searching for them, and the installation drawings required precise drawing management.

When confirming the normality of the radio base station, the means for knowing the radio base station used for the call confirms that the specific radio base station is being used during the call state by the maintenance console. Only requires a dedicated terminal,
Two workers were required, one to confirm that the wireless base station was used by the maintenance console and one to actually make a wireless call using the wireless telephone portable device.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and is provided in a concealed place without requiring a precise drawing for managing the installation position. It is an object of the present invention to obtain a radio telephone system that can be easily searched for by a radio base station.

[0006]

A radio telephone system according to the present invention has a display unit for displaying the identification number of the radio base station connected to the function of measuring the reception electric field level and the reception electric field strength of the radio base station itself and the radio base station. , A radio base station having a function of measuring a received electric field level and a buzzer, and a service for capturing a radio base station called from the radio telephone portable via the radio base station Inputting the request code, the identification number of the own wireless telephone portable device and the identification number of the wireless base station to be captured, sends a buzzer sounding instruction to the designated wireless base station, and sends a disconnection instruction to a wireless base station other than the designated one. is and a exchange換機connecting a communication channel with the specified radio base station by radio telephone mobile device and the wireless telephone portable device, the specified radio base station,
After determining the communication channel with the wireless telephone portable unit,
While the channel is switched, the received field strength information is transmitted wirelessly.
It has a communication sequence for transmitting to a telephone portable device .

[0007]

In the radio telephone system according to the present invention,
The exchange inputs the service request code for capturing the wireless base station called from the wireless telephone portable device via the wireless base station, the identification number of the own wireless telephone portable device, and the identification number of the wireless base station to be captured. When a wireless base station is installed, a buzzer sounding command is sent to the designated wireless base station and a disconnection command is sent to a wireless base station other than the designated wireless base station to sound the buzzer of the designated wireless base station. In addition to allowing the location to be confirmed, the communication channel between the wireless telephone portable device and the wireless base station designated by the wireless telephone portable device is connected, and the designated wireless base station
After determining the communication channel with the mobile phone,
While the control channel is switched, the received electric field strength information is
By transmitting to the wireless telephone portable device, the identification number of the wireless base station connected to the display unit of the wireless telephone portable device and the received electric field strength of the wireless base station and itself are displayed, and the normality of the wireless base station is confirmed. And the measurement of the electric field level of the wireless base station is possible, so that even the wireless base station installed in the concealed place can easily find the installation drawing accuracy without requiring a very precise accuracy, and the operator can specify it. It is possible to confirm that the wireless base station has been captured, so there is no need for a single operator and confirmation work using a dedicated terminal. This eliminates the need for a dedicated electric field measuring device and the electric field level that is directly recognized by the wireless base station. , It is possible to obtain more effective data.

[0008]

FIG. 1 is a schematic configuration diagram for explaining a radio telephone system according to an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a portable radio telephone having a reception field level measuring function (not shown), a display number 1a for displaying the identification number of the radio base station connected thereto and the reception field strength of the radio base station itself and the radio base station. Reference numeral 2 denotes a radio base station having a function of measuring a received electric field level (not shown) and a buzzer 2a.
A service request code for capturing a wireless base station called from the wireless telephone portable device 1 via the above, an identification number of the own wireless telephone portable device and an identification number of a wireless base station to be captured are input and designated. A buzzer sounding command is sent to the wireless base station and a disconnection command is sent to a non-designated wireless base station to connect the wireless telephone portable device 1 to a communication channel with the wireless base station designated by the wireless telephone portable device 1. Exchange.

In the radio telephone system according to the above configuration, the service request code for capturing the radio base station called from the radio telephone portable device 1 via the radio base station 2 by the exchange 3 and the own radio telephone When the identification number of the portable device and the identification number of the wireless base station to be captured are input, a buzzer sounding command is sent to the designated wireless base station 2 and a disconnection command is sent to a wireless base station other than the designated one. By sounding the buzzer 2a of the wireless base station 2, the installation position of the wireless base station 2 can be confirmed, and the wireless base station 1 and the wireless base station 2 designated by the wireless base station 1 can be checked. Of the wireless base station 2 connected to the display unit 1a of the wireless telephone portable device 1 and the reception field strength of the wireless base station 2 and the wireless base station 2 are displayed. This makes it possible to check the normality of the wireless base station 2 and measure the electric field level of the wireless base station 2, so that even a wireless base station installed in a concealed place does not require very precise installation drawings. Since it is easy to search and can confirm that the radio base station 2 specified by the operator has been captured, the number of workers is one and confirmation work by a dedicated terminal is unnecessary, and a dedicated electric field measuring device is not required. Since the electric field level recognized by the wireless base station 2 can be known directly, more effective data can be obtained.

FIG. 2 shows a communication sequence diagram of the wireless telephone system having the above configuration. The operation will be described below with reference to this sequence diagram. In FIG. 2,
Wireless communication is performed between the wireless telephone portable device 1 and the wireless base station 2, and the wireless base station 2 and the exchange are connected via a telephone line. A solid line indicates a control channel C_ch, and a dotted line indicates a call. The channel S_ch is shown. Now, as the wireless base station 2, for example, two units of # 711 and # 712 are assumed as the identification number: FB_ID. First, a specific wireless base station 2
When the operator wants to know the installation location of (for example, identification number: FB_ID # 712), the worker receives a service request code for enabling the wireless base station response function, a wireless system, System ID, which is a unique identification number, identification number of wireless telephone portable device 1: ML_I
D and the identification number of the wireless base station 2: FB_ID are transmitted.

Each of the calling signals has an identification number # 71.
1 and # 712 are received by the two wireless base stations 2 and input to the exchange 3 together with an off-hook (startup) signal via each wireless base station 2, and the exchange 3 is based on the identification number of the wireless base station 2. By sending a buzzer sounding command to the designated wireless base station 2 and sending a disconnection command to a wireless base station 2 other than the designated wireless base station 2, the buzzer 2a of the designated wireless base station 2 is caused to sound, and the Be able to confirm the installation position.

In the case of the sequence diagram shown in FIG. 2, the wireless telephone portable device 1 calls the identification number of the wireless base station 2 of the identification number: FB_ID # 712 as the wireless base station 2 to be captured, and the exchange 3 , Designated identification number: FB
_ID # 712, transmits a buzzer sounding command to the wireless base station 3, and recognizes a non-designated identification number: FB_ID # 7.
Disconnect command and on-hook (stop) to 11 wireless base stations 2
By transmitting a signal to cause the off-hook state to go on-hook and cause only the designated wireless base station 2 to sound the buzzer 2a, the identification number designated by the wireless telephone portable device 1 is: FB_
The installation position of the wireless base station with ID # 712 can be confirmed.

As a result, a call can be made between the radio telephone portable device 1 and the radio base station 2 designated by the radio telephone portable device 1, and thereafter, as in the normal operation, the radio base station 2
Determines a communication channel by negotiation with the wireless telephone portable device 1. In other words, the wireless base station 2 sends a call ID signal to the wireless telephone portable device 1 as a system ID unique to the wireless telephone system, an identification number of the wireless telephone portable device 1: ML_ID, and an identification number of the wireless base station 2: FB_I
D and the communication channel S_ch are transmitted. In contrast,
The wireless telephone portable device 1 sends a call response signal to the wireless base station 2 as a system ID unique to the wireless telephone system, an identification number of the wireless telephone portable device 1: ML_ID, and the wireless base station 2.
FB_ID and the communication channel S_ch are returned, the control channel C_ch is switched, and the identification number of the wireless telephone portable device 1 as the status notification signal from the wireless base station 2 to the wireless telephone portable device 1 is: ML_ID, the wireless base The identification number of the station 2: FB_ID and electric field intensity information dbμv indicating the received electric field intensity are transmitted.

Based on this, the portable radio telephone 1 displays a state on the display unit 1a together with the electric field intensity received by the portable telephone itself. The display contents include, for example, the identification number of the radio base station 2 that has designated and sounded the buzzer 2a: FB_I
"712" as D and "5" as the communication channel S_ch.
5 ", the received electric field intensity information FB_RCV of the wireless base station 2 as the electric field intensity information dbμv:“ HIGH (higher than a predetermined level) ”, the received electric field intensity information ML_RCV of the wireless telephone portable device itself:“ HIGH (higher than a predetermined level) ”
Is displayed.

Accordingly, this makes it possible to confirm the normality of the wireless base station 2 and measure the electric field level of the wireless base station 2, and even if the wireless base station 2 is installed in a concealed place, the installation drawing Accuracy can be easily searched without requiring very precise accuracy, and it can be confirmed that the radio base station 2 specified by the operator has been captured, so that only one worker and no confirmation work using a dedicated terminal is required. Thus, a dedicated electric field measuring device is not required, and the electric field level recognized directly by the wireless base station 2 can be known, so that more effective data can be obtained.

Thereafter, the same operation is performed in the normal calling and calling sequence. That is, the wireless base station 2 transmits the identification number: ML_ID of the wireless telephone portable device 1 and the identification number: FB_ID of the wireless base station 2 to the wireless telephone portable device 1 as a connection confirmation signal. By transmitting the dial signal of the other party, the wireless telephone portable device 1 returns the ring back tone RBT as the other party calling signal from the exchange 3 via the wireless base station 2 to enable the telephone call with the other party. Become.

[0017]

As described above, according to the present invention, a service request code for catching a radio base station called from a radio telephone portable unit via a radio base station by a switch and its own radio telephone are provided. When the identification number of the portable device and the identification number of the wireless base station to be captured are input, a buzzer sounding command is sent to the designated wireless base station, and a disconnection command is sent to a wireless base station other than the designated one. By sounding the buzzer of the radio base station, it is possible to confirm the installation position of the radio base station, and connect the communication channel between the radio telephone portable device and the radio base station designated by the radio telephone portable device , The above specified radio base station
After determining the communication channel with the mobile phone,
When the switching is performed, the received field strength information is
By transmitting to the talk portable device, the identification number of the wireless base station connected to the display unit of the wireless telephone portable device and the received electric field strength of the wireless base station and itself are displayed, and the normality of the wireless base station is confirmed and The measurement of the electric field level of the wireless base station becomes possible, and even the wireless base station installed in the concealed place can easily find the installation drawing accuracy without requiring a very precise accuracy, and the operator specified Since it is possible to confirm that the radio base station has been captured, there is no need for a single operator and confirmation work using a dedicated terminal, and a dedicated electric field measuring instrument is not required, and the electric field level that is directly recognized by the radio base station is eliminated. Since it is possible to know, there is an effect that more effective data can be obtained.

[Brief description of the drawings]

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

FIG. 2 is a communication sequence diagram of the wireless telephone portable device of FIG. 1 with a wireless base station and an exchange.

[Explanation of symbols]

1 wireless telephone portable unit, 1a display unit, 2 wireless base station,
2a Buzzer, 3 exchange.

Claims (1)

(57) [Claims] 1. A radiotelephone portable device having a function of measuring a received electric field level and a display unit for displaying an identification number of a radio base station connected thereto and a received electric field strength of the radio base station and the radio base station; A wireless base station having a function and a buzzer, a service request code for capturing a wireless base station called from the wireless telephone portable device via the wireless base station, an identification number of the own wireless telephone portable device, and Upon receiving the identification number of the wireless base station to be captured and sending a buzzer sounding command to the designated wireless base station, and sending a disconnection command to a wireless base station other than the designated wireless base station, the wireless telephone portable device and the wireless telephone portable device connecting a communication channel with the specified wireless base station
That a exchange 換機, the specified radio base station, and the radio telephone portable device
After the communication channel is determined, the control channel is switched.
Communication to send the received field strength information to the wireless telephone
A wireless telephone system having a communication sequence .