JPH11186974A - Radio communication equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio communication equipment the operation fault of which can be analyzed simply and easily. SOLUTION: A control circuit 2 generates first log data consisting of data of a transmission signals and a reception signal sent/received by a transmission/ reception section 24 and a second log data, consisting of data corresponding to contents of key operation in a key operation section 3 and stores the log data to a memory 25. Then the control circuit 21 monitors the operations of each of sections (3, 4, 22, 3, 24, 25, 26), detects an operation fault such as interrupt of a speech based on the operation contents of each section, reads the first and second log data stored in the memory 25, when the operation fault is detected and transfers the log data to a memory 27 of a data unit 8 via an interface section 26 and stores the data thereto. Furthermore, the control circuit 21 monitors the operation contents of the key operation section 3 and stores the first and second log data to the memory 27 in the operation of a predetermined operation key.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a radio communication device.

[0002]

2. Description of the Related Art In recent years, wireless telephones such as portable telephones, PHSs, and automobile telephones have been widely used with the progress of communication technology. In such a wireless telephone, for example, when the wireless telephone is used in a place where the radio wave condition is poor, an operation abnormality such as a break in a call may occur. It is difficult to reproduce the abnormal operation of the wireless telephone in a place where the radio wave condition is bad, in a laboratory. Therefore, in order to analyze the cause of such an abnormal operation, conventionally, a wireless telephone having an abnormal operation was actually brought to the place where the abnormal operation occurred, and an operation test was performed to reproduce the abnormal operation. The technique was taken.

[0003]

However, according to the conventional method, it is necessary to actually bring the radiotelephone having the malfunction to the place where the malfunction has occurred, and to reproduce the malfunction during the operation test. Because I do n’t know
There is a problem that it takes a great deal of time to analyze the cause of the abnormal operation.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a radio communication device capable of easily and easily analyzing the cause of an abnormal operation.

[0005]

According to a first aspect of the present invention, there is provided a log data generation unit, a first storage unit, an operation abnormality detection unit, a second storage unit, and a control unit. Means. The log data generation means generates log data representing the operation content of the wireless communication device.
The first storage unit stores the log data generated by the log data generation unit. The operation abnormality detection means detects an operation abnormality of the wireless communication device. The control unit reads the log data stored in the first storage unit when the operation abnormality is detected by the operation abnormality detection unit, and writes and stores the log data in the second storage unit.

Therefore, according to the present invention, the log data until the operation of the wireless communication device becomes abnormal is written in the second storage means. By reading and analyzing the log data, the operation of the wireless communication device can be performed. The cause of the abnormality can be analyzed. Therefore, when analyzing the cause of the operation abnormality, there is no need to actually bring the wireless communication device that caused the operation abnormality to the place where the operation abnormality occurred and perform an operation test. Can be omitted.

Next, a second aspect of the present invention is the first aspect.
In the wireless communication device described in (1), operation means for externally operating the wireless communication device is provided. The log data includes first log data consisting of data of a transmission signal and a reception signal transmitted and received between a wireless communication device and a wireless base station, and a first log data consisting of data corresponding to the operation content of the operation means. 2 log data.

Therefore, according to the present invention, by analyzing the first log data, it is possible to determine whether the cause of the operation abnormality is a component related to the transmission / reception operation of the wireless communication device, or whether the cause of the abnormality is a wireless base station or a radio wave condition. It can be analyzed specifically whether there is. In addition, by analyzing the second log data, it is possible to determine whether or not an operation abnormality has occurred during a specific operation on the operation unit, and to easily perform the operation abnormality by performing an operation test on the operation content. Can be reproduced.

Next, the invention according to claim 3 is based on claim 2
5. The wireless communication device according to claim 1, wherein the control unit is configured to perform the first operation at a time of a predetermined operation performed by the operation unit.
The log data stored in the storage means is read, and the log data is written and stored in the second storage means.

Therefore, according to the present invention, it is possible to store the log data in the second storage means only by performing a predetermined operation by the operation means. It is convenient. Next, according to a fourth aspect of the present invention, in the wireless communication apparatus according to any one of the first to third aspects, the log data generating unit and the first
The second storage means is detachably mounted on a wireless communication apparatus main body including the storage means, the operation abnormality detection means, and the control means.

Therefore, according to the present invention, when an operation abnormality occurs in the wireless communication apparatus, the user removes the second storage means from the wireless communication apparatus body and sends only the second storage means to the manufacturer. Since the manufacturer only needs to read and analyze the log data from the second storage unit, the trouble required for analyzing the cause of the operation abnormality can be further reduced.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 2 is a perspective view illustrating an appearance of a wireless telephone 1 as a wireless communication device according to the present embodiment.

Various operation keys including numeric keys "0" to "9" and symbol keys such as "#" are arranged on the front side of the housing 2 of the wireless telephone 1 (mobile telephone, PHS, automobile telephone, etc.). A key operation unit 3 as an operating means provided, a display 4 for displaying a message and a telephone number, a microphone (transmitter) 5, and a speaker (receiver) 6 are provided.

An antenna 7 is provided on the upper surface side of the housing 2 and a slot (not shown) is provided. A data unit 8 as a second storage means is attached to and detached from the slot. It is designed to be freely mounted. Incidentally, FIG. 2 shows a state where only the lower end of the data unit 8 is inserted into the slot.

In this embodiment, the data unit 8 is a SIM (Subscriber Iden) which is an IC card.
tity Module) card. And the housing 2
An external connection terminal 9 is provided on the side surface of. FIG.
FIG. 2 is a block diagram illustrating an electrical configuration of the wireless telephone 1.

A key operation unit 3, a display 4, an external connection terminal 9, an audio processing unit 22, a data processing unit 22, a log data generation unit, an operation abnormality detection unit, and a control circuit 21 serving as a control unit mainly composed of a microcomputer. Conversion unit 23, transmission / reception unit 24, memory 2 as first storage means
5. The interface unit 26 is connected, and the control circuit 21 controls these units (3, 4, 22, 23, 24, 2).
5, 26) are controlled.

The data unit 8 has a memory 27. In the memory 27 composed of an EEPROM,
Data such as an ID code for identifying itself is stored in advance, and log data is stored as described later. The memory 27 is a small LS
Since it is composed of I, its external dimensions are as small as several mm square, and the data unit 8 equipped with the memory 27 can be downsized.

The control circuit 21 is connected to the data unit 8 via the interface unit 26 when the data unit 8 is inserted into the slot,
Data can be read from or written to the memory 27 of the data unit 8.

The external connection terminal 9 is connected to the control circuit 21. The audio processing unit 22 includes a microphone 5 and a speaker 6
And to the data converter 23. The data conversion unit 23 is connected to the transmission / reception unit 24, and the antenna 7 is connected to the transmission / reception unit 24.

The audio processing unit 22 generates audio data by encoding the reception signal given from the microphone 5 and outputs the audio data to the data conversion unit 23. The data conversion unit 23 converts the audio data into communication data, and outputs the communication data to the transmission / reception unit 24. The transmission / reception unit 24 generates a transmission signal by performing a modulation process on the communication data, and transmits the transmission signal from the antenna 7 to the wireless base station.

The transmission / reception unit 24 generates communication data by performing demodulation processing on the signal received from the radio base station received by the antenna 7, and outputs the communication data to the data conversion unit 23. The data conversion unit 23 converts the communication data into voice data, and converts the voice data into the voice processing unit 2.
Output to 2. The audio processing unit 22 generates a transmission signal by decoding the audio data, and outputs the transmission signal to the speaker 6.

The control circuit 21 includes first log data composed of data of a transmission signal and a reception signal transmitted and received by the transmission / reception unit 24, and second log data composed of data corresponding to the content of a key operation in the key operation unit 3. And generate These first and second log data are serial data representing a time change of the operation state of the wireless telephone 1. Then, the first and second log data generated by the control circuit 21 are output from the external connection terminal 9 to the outside of the wireless telephone 1.

The first and second log data generated by the control circuit 21 are stored in a memory 25, which is a ring buffer composed of a RAM, for a certain period of time. Therefore, the newly generated log data is sequentially overwritten to update the data.

Then, the control circuit 21 controls each part (3, 4,
22, 23, 24, 25, and 26) to detect an operation abnormality such as interruption of a call from the operation contents of these units. When the operation abnormality is detected, the first operation stored in the memory 25 is detected. And the second log data is read, and the log data is transferred to the memory 27 of the data unit 8 via the interface unit 26 and stored therein. Further, the control circuit 21 monitors the operation content of the key operation unit 3 and, when a predetermined operation key (for example, a “#” key) is operated,
The first and second log data stored in the memory 25 are transferred to and stored in the memory 27 of the data unit 8.

Next, the operation of the present embodiment configured as described above will be described with reference to the flowchart shown in FIG. First, in step (hereinafter, referred to as S) 101, the control circuit 21 determines whether or not the data unit 8 is inserted into the slot of the wireless telephone 1 via the interface unit 26 and is attached. Shifts to S102.

In step S102, the control circuit 21 generates first log data including data of a transmission signal and a reception signal in the transmission / reception operation of the transmission / reception unit 24. next,
In S103, the control circuit 21 monitors the key operation contents of the key operation unit 3, and generates the second log data including the data of the key operation contents.

Next, in S104, the control circuit 21
Stores the first and second log data in the memory 25, respectively.
Transfer to and memorize. Next, in S105, when the control circuit 21 detects an operation abnormality (S105: YE
S) proceeds to S106, and if no operation abnormality is detected (S105: NO), the process proceeds to S107.

In S106, the control circuit 21 reads the first and second log data stored in the memory 25, transfers the log data to the memory 27 of the data unit 8 via the interface unit 26, and stores the same. Let it. Then, the process returns to S101.

In step S107, the control circuit 21 sets a predetermined operation key (for example,
When it is detected that the “#” key has been operated (S10)
7: YES) proceeds to S106, and if it is not detected that the operation key has been operated (S107: NO), S1
Return to 01.

As described in detail above, in the present embodiment, when the operation of the wireless telephone 1 is abnormal, the first and second log data for a certain period of time stored in the memory 25 are
The data is transferred to and stored in the memory 27 of the data unit 8. Therefore, by analyzing the first and second log data stored in the memory 27 of the data unit 8, the cause of the operation abnormality of the wireless telephone 1 can be analyzed.

Here, the first log data is transmitted to the transmitting / receiving unit 24.
Of the transmission signal and the reception signal of the
By analyzing the log data, the cause of the operation abnormality is related to the transmission / reception operation of the wireless telephone 1 (5, 6, 7,
21, 22, 23, 24), or whether it is in a radio base station or in a radio wave state. Further, since the second log data is composed of data corresponding to the contents of key operations on the key operation unit 3, it is determined whether or not an operation abnormality has occurred during a specific key operation by analyzing the second log data. The operation abnormality can be easily reproduced by performing an operation test on the key operation.

Therefore, according to the present embodiment, when an operation abnormality such as a call interruption occurs, the user pulls out the data unit 8 from the slot of the wireless telephone 1 and sends only the data unit 8 to the manufacturer. On the maker side, the first and second log data may be read from the memory 27 of the data unit 8 and analyzed. Therefore, when analyzing the cause of the abnormal operation, it is not necessary to actually bring the wireless telephone with the abnormal operation to the place where the abnormal operation occurred, and it is easy to reproduce the abnormal operation during the operation test. The labor required for cause analysis can be saved. In addition, since a SIM card is used as the data unit 8, it can be mailed as ordinary mail.
The cost required for exchanging the data unit 8 between the user and the manufacturer can be reduced.

The first data stored in each of the memories 25 and 27 is
The data amount of the second log data needs to be set to a data amount necessary and sufficient for the operation analysis in consideration of the costs of the memories 25 and 27. Further, in the present embodiment, even when a predetermined operation key is operated, the first and second log data for a certain period of time stored in the memory 25 are stored in the memory 27 of the data unit 8.
Is transferred and stored. Therefore, the memory 27 of the data unit 8 can be operated simply by operating a predetermined operation key.
Can store the first and second log data, which is convenient when an operation test of the wireless telephone 1 is performed.

The present invention is not limited to the above embodiment, but may be modified as follows. Even in such a case, the same operation and effect as the above embodiment can be obtained. (1) The control circuit 21 performs a data compression process on the generated first and second log data, and causes the memory 25 to store the compressed first and second log data. By doing so, each of the memories 25, 2
7, it is possible to increase the data amounts of the first and second log data, and it is possible to obtain sufficient log data for performing the operation analysis.

(2) The memory 27 provided in the data unit 8 is not limited to a semiconductor memory composed of an EEPROM, but may be, for example, a magnetic storage medium (magnetic tape, magnetic disk, etc.) or an optical storage medium (optical disk). For example, any storage medium may be used as long as it is a rewritable storage medium that stores a required amount of data.

The data unit 8 does not need to be card-shaped, but may have any shape as long as it has a shape corresponding to the form of the memory 27, and is small and has excellent portability. The memory 25 built in the wireless telephone 1 is not limited to a semiconductor memory including a RAM, but may be any storage medium that can store and rewrite a necessary amount of data. Is also good.

(3) The control circuit 21 controls the data unit 8
The first and second log data stored in the memory 27 may be read via the interface unit 26, and the log data may be output from the external connection terminal 9 to the outside. (4) The memory 27 of the data unit 8 may be replaced with a data rewritable memory built in the wireless telephone 1 to apply to a wireless telephone that does not use the data unit 8.

[Brief description of the drawings]

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

FIG. 2 is an exemplary perspective view illustrating the appearance of the wireless telephone according to the embodiment;

FIG. 3 is a flowchart for explaining the operation of the embodiment;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Wireless telephone 3 ... Key operation part 8 ... Data unit 21 ... Control circuit 22 ... Voice processing part 23 ... Data conversion part 24 ... Transmission / reception part 25, 27 ... Memory 26 ... Interface part

Claims (4)

[Claims] 1. Log data generating means for generating log data representing the operation content of a wireless communication device, first storage means for storing log data generated by the log data generating means, and abnormal operation of the wireless communication device An operation abnormality detecting means for detecting the operation abnormality, a second storage means, and when the operation abnormality detection means detects an operation abnormality, reads out the log data stored in the first storage means, and stores the log data in the first storage means. And a control means for writing and storing the data in the second storage means. 2. The wireless communication device according to claim 1, further comprising an operation unit for externally operating the wireless communication device, wherein the log data is transmitted and received between the wireless communication device and a wireless base station. A wireless communication device comprising at least one of first log data composed of data of a signal and a received signal and second log data composed of data corresponding to the operation content of the operation means. 3. The wireless communication device according to claim 2, wherein the control unit reads log data stored in the first storage unit at a time of a predetermined operation by the operation unit, and A wireless communication apparatus, wherein log data is written and stored in said second storage means. 4. The wireless communication device according to claim 1, wherein the log data generation unit, the first storage unit, the operation abnormality detection unit, and the control unit include: A wireless communication device, wherein the second storage means is detachably attached to the provided wireless communication device main body.