JP2001024812A - Terminal network controller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a terminal network controller to store a plurality of center telephone numbers set to the controller in a memory even when the memory has a small capacity and, in addition, to shorten the communication time required for storing and setting the telephone numbers. SOLUTION: At the time of registering a plurality of continuous caller telephone numbers, a terminal network controller 5 efficiently stores the telephone numbers in a memory by setting the telephone numbers in a code setting section 104 by using the leading telephone number and the number of the continuous telephone numbers and, for such a telephone number that uses a wild card or has the same toll number as the preceding telephone number on a registration table has or a toll number which is equal to the local office number of the telephone number, replacing the telephone number with a character indicating that the telephone has the same toll number or using the difference between the telephone number and the preceding telephone number on the registration table.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a no-ringing communication system for transmitting data by a no-ringing communication using a subscriber telephone line.

[0002]

2. Description of the Related Art In a conventional ringing communication system using a caller number disclosed in JP-A-8-274897 and JP-A-8-335990, a call signal and a caller number signal transmitted from an exchange are disclosed. To detect
The detected caller number is compared with a pre-registered caller telephone number. If the caller numbers match, no ringing communication is performed with the other party's communication device without connecting the telephone line to the telephone. Although a ringing communication is performed by connecting a telephone line to the telephone, there is no mention of a method of setting a telephone number of the center system.

[0003]

A plurality of center telephone numbers are required to be set in a terminal network controller (hereinafter abbreviated as "NCU"). For operators who use electricity, gas, water, contact ports, etc., and managers of the NCU itself, for example, even for gas, for regular meter reading, occasional meter reading,
If the center is divided for opening setting, maintenance, etc., each is required.

[0004] If all of these telephone numbers are stored and set, the NCU's memory becomes insufficient, so that an additional memory or the like is required, which increases the cost and size of the NCU. Further, when setting is performed from the setting center or the setting device, the data amount increases and the communication time increases.

[0005]

The NCU according to the present invention comprises:
In order to solve the above-mentioned problems, a center telephone number storage memory is provided with a memory having a capacity capable of setting a plurality of telephone numbers, and a setting means for registering and setting a caller telephone number is provided in the center telephone number storage memory. By replacing a plurality of caller phone numbers related to a number with special characters and setting them in association with the specific caller phone number, a plurality of phone numbers can be stored and set with a small amount of memory. It was done.

[0006] The storage and setting of the telephone number in the memory of the NCU can be performed from either the setting center or the setting device, and the data amount is reduced in any case, so that the setting can be performed in a short communication time. Becomes The telephone number data to be transmitted to the NCU may be either a state in which a plurality of telephone numbers are replaced with special characters or a case in which the telephone numbers are transmitted as they are without replacement. The transmitted telephone number data is temporarily registered in an internal memory provided in the control unit of the NCU, and the temporarily registered data is converted into data to be registered and stored in the telephone number registration memory. I just need.

[0007] The following method can be exemplified as a specific method of replacing the related telephone number with a special character and setting it in association with a specific telephone number.

A) When setting a plurality of continuous center telephone numbers, a leading center number, special characters indicating that the next number is continuous, and a continuous number are set.

B) When a plurality of consecutive center telephone numbers are set, a special character indicating a wild card is set.

C) When setting a plurality of consecutive center telephone numbers, a special character indicating that the first center telephone number and the next number are different from the first number of the last number and a last number. Set the part that is different from the first number of

D) When setting a plurality of substantially continuous center telephone numbers, a special character indicating a wild card is included, and a character indicating that the next number is a number to be excluded from the wild card, or Set the number to exclude.

E) When setting a plurality of area codes or a center telephone number having the same area code as the area code, the previous center telephone number is equal to the area code or the area code is equal to the previous area telephone number. Set a special character to indicate that they are the same and the rest of the numbers.

F) When setting a plurality of substantially the same center telephone numbers, a special character indicating that the next number is a difference and a difference number are set.

G) When setting the center telephone number which is almost the same as the terminal calling telephone number, a number different from a special character indicating that the terminal calling telephone number is used as a reference is set. I do.

As mentioned above, a plurality of consecutive telephone numbers,
When setting multiple almost consecutive phone numbers, multiple non-contiguous phone numbers in the same area, or almost the same phone number as a specific phone number, use special characters to associate and store multiple numbers The communication time for setting is shortened, and the memory size for storing is also reduced.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an NCU according to the present invention will be described below with reference to FIGS.

FIG. 1 is a configuration diagram of a data communication system. As shown in the figure, in the communication system to which the NCU according to the embodiment of the present invention is applied, a host computer 8 and a center network control device 9 are connected in a center system 1, and a terminal system 2 installed in a customer is used in a center system 1. An electronic meter 6, a telephone 7 and a setting device 8 are connected to the NCU 5. The center system 1 and the terminal system 2
It is connected via a telephone line 10. This telephone line network is constituted by being connected by a center-side exchange 3 and a terminal-side exchange 4.

FIG. 2 is a block diagram showing a circuit configuration of the NCU 5. In FIG. 2, a repulsion detection section 101 for detecting a repulsion signal and a paging signal detection section 10 for detecting a paging signal are shown.
9, a start-up off-hook detection unit 106 for detecting the use state of the telephone, a line off-hook detection unit 108 for detecting the use state of the telephone line, and a control including a CPU, a ROM, and a RAM for performing task processing and the like. Part 103;
A modem unit 102 for detecting a caller telephone number transmitted from the terminal exchange 4 and transmitting data; a code setting unit 104 including a semiconductor memory for storing a caller telephone number of the other party to be subjected to no ringing communication; , A high-precision timer 105 as a timer and a clock, and a dial unit 11 for dialing when calling from the terminal side
0, and a connection switching unit 107 for connecting and disconnecting the telephone 7 to and from the telephone line. The control flow shown in FIG. 4 is executed according to the sequence of the caller ID notification shown in FIG. ing.

FIG. 3 is a sequence diagram of a caller ID notification, showing a signal state from when the pre-ringer is issued from the standby state, the caller ID is read, on-hook is performed, and communication starts and ends.

Next, the control contents of the NCU 5 of the present invention are shown in FIG.
This will be described with reference to the flowchart shown in FIG. First, when communication is started, the presence or absence of a pre-ringer is detected (step 1). When the pre-ringer is detected, the caller goes off-hook to read the caller ID, then goes on-hook (step 2), and the high-precision timer 105 determines whether there is a ringer within a predetermined time (step 3). When there is a ringer, it is determined whether or not it matches the caller number set by code setting section 104 (step 4). If the caller ID matches the set caller number, the line is seized (step 5) and communication is started. If they do not match, the line is released (step 6) and the system returns to the standby state.

FIG. 5 is an explanatory diagram showing a state in which the center telephone number is stored in the memory. In the center number registration area of the memory, a plurality of center telephone numbers are separated by data separators "," (comma). It is remembered. As described above, storing a plurality of telephone numbers separated by the data separator increases the data amount.

In the NCU 5, the code setting unit 10
And a setting means for registering and setting a caller telephone number in this memory is provided so that a plurality of caller telephone numbers associated with a specific caller telephone number can be registered. In some cases, the relevancy is represented by special characters and set in association with a specific caller telephone number. Specifically, the center telephone number is stored in the code setting unit 104 by the method shown in FIGS. In this case, both a method of downloading the center telephone number from the center side system and storing it in the code setting unit 104 and a method of storing the center telephone number in the code setting unit 104 using the setting unit 8 of the terminal side system are used. Can be adopted.

FIG. 6 is an explanatory diagram showing the correspondence between the numbers set using consecutive numbers and the numbers interpreted by the NCU 5, wherein the leading number of the consecutive center telephone numbers and the next number are consecutive numbers. By setting 'A' indicating that there is and a consecutive number thereof, the NCU 5 recognizes the number of consecutive numbers from the head number as the center telephone number. At this time, the continuous number need not be one digit.

FIG. 7 is an explanatory diagram showing the correspondence between the number set by using the wild card and the number interpreted by the NCU 5. By setting a telephone number including 'B' indicating the wild card, The NCU 5 recognizes all numbers obtained by replacing the wildcard portion with 0 to 9 as center telephone numbers. The position and number of wildcards are arbitrary.

FIG. 8 is an explanatory diagram showing the correspondence between the number set by using a part different from the leading number of the continuous last number and the number interpreted by the NCU 5, and the leading telephone number of the continuous center telephone number. The NCU 5 sets the leading part of the NCU 5 by setting "C" indicating that the following number is different from the leading number of the last telephone number and "C" indicating the part different from the leading number of the last telephone number. The numbers from the number to the end number are recognized as center telephone numbers. The number of digits of the part of the last number different from the first number is arbitrary.

FIG. 9 is an explanatory diagram showing the correspondence between wildcards and numbers set using numbers to be excluded from wildcards and numbers interpreted by the NCU 5. By setting 'D' indicating that the number is a number to be excluded from the wild card and the number to be excluded, the NCU 5 recognizes all numbers other than the excluded number as center telephone numbers.

FIG. 10 is an explanatory diagram showing the correspondence between the area code or the number set using characters indicating that the area code and the local code are the same, and the numbers interpreted by the NCU 5. 'E' or 'F' indicating that the area code or the area code and the city code are a plurality of center telephone numbers.
The NCU 5 recognizes that the area code or the area code is the same as the local code by setting the remaining numbers.

FIG. 11 is an explanatory diagram showing the correspondence between the number set by using the difference from the immediately preceding number and the number interpreted by the NCU 5, and the first center telephone number and 'G' indicating the difference. By setting the difference from the first telephone number, the NCU 5 recognizes the result of the difference from the first center telephone number as the second center telephone number.

FIG. 12 is an explanatory diagram showing the correspondence between the number set based on the terminal calling center telephone number and the number interpreted by the NCU 5, and 'H' indicating that the terminal calling telephone number is used as a reference. By setting different parts from
The NCU 5 recognizes the result obtained by replacing the part after 'E' on the basis of the terminal calling telephone number as the center telephone number.

As described above, when there are a plurality of caller telephone numbers related to a specific caller telephone number, the relevance is represented by special characters and set in the code setting section 104 in association with the specific caller telephone number. To do it. When the caller's telephone number is transmitted by data center transmission upon activation of the center side, the telephone number with the special characters is called and the telephone number stored in the code setting unit 104 is replaced with a regular telephone number and transmitted. What is necessary is just to compare and identify the received caller's telephone number.
The telephone number called from can be replaced with a regular telephone number and dialed.

[0031]

As is clear from the above description, in the NCU according to the present invention, when there are a plurality of caller telephone numbers related to a specific caller telephone number, the relevance is specified by special characters. Is set in relation to the caller's phone number, so that even if there are multiple center phone numbers for each business operator and purpose, it is possible to handle In addition to the shortening, there is an effect that the memory size for storing can be reduced.

[Brief description of the drawings]

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

FIG. 2 is a block diagram of the NCU.

FIG. 3 is a sequence diagram of a caller ID notification.

FIG. 4 is a control flowchart in which a caller number is read and an NCU performs communication.

FIG. 5 is an image diagram showing a state where a center telephone number is stored in a memory.

FIG. 6 is a diagram showing a number and NC set using the same continuous number.
It is explanatory drawing which shows the correspondence of the number interpreted by U.

FIG. 7 is an explanatory diagram showing the correspondence between numbers set using a wild card and numbers interpreted by the NCU.

FIG. 8 is an explanatory diagram showing a correspondence between a number set by using a part different from a head number of a continuous end number and a number interpreted by the NCU.

FIG. 9 is an explanatory diagram showing the correspondence between numbers set using wildcards and numbers excluded from wildcards and numbers interpreted by the NCU.

[FIG. 10] Similarly, the area code and the number and NC set using characters indicating that the area code and the city code are the same.
It is explanatory drawing which shows the correspondence of the number interpreted by U.

FIG. 11 is an explanatory diagram showing the correspondence between numbers set using the difference from the immediately preceding number and numbers interpreted by the NCU.

FIG. 12 is an explanatory diagram showing a correspondence between a number set based on the terminal calling center telephone number and a number interpreted by the NCU.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Center side system 2 Terminal side system 3 Center side switching center 4 Terminal side switching office 5 Terminal network control device 6 Telegram meter 7 Telephone 8 Setting device 9 Center network control device 10 Telephone line 101 Polarity detection unit 102 Modem unit 103 Control Unit 104 code setting unit 105 high precision clock unit 106 off-hook detection unit 107 switching unit 108 line off-hook detection unit 109 call signal detection unit 110 dial unit

Claims (8)

[Claims] A terminal network control device used in a communication system for performing data communication between a terminal system and a center system using a telephone line, wherein a plurality of caller telephone numbers to be registered can be set. Memory having a large capacity and setting means for setting a caller telephone number in the memory, the setting means replacing a plurality of caller telephone numbers associated with a specific caller telephone number with special characters, A terminal network control device configured to be set in association with a caller telephone number. 2. The method according to claim 1, wherein the registering means sets, when registering a plurality of continuous caller telephone numbers, a continuous leading telephone number, a special character indicating continuity, and the number of consecutive characters. The terminal network control device according to claim 1. 3. The terminal network control device according to claim 1, wherein said setting means sets a plurality of caller telephone numbers by using a wild card which is a special character. 4. The method according to claim 1, wherein the registering means registers, when registering a plurality of consecutive caller telephone numbers, a first telephone number and a special character indicating that the last telephone number is different from the first telephone number. 2. The terminal network control device according to claim 1, wherein a part different from the head number of the last number is set. 5. The method according to claim 1, wherein said setting means uses a special character, a wild card, when registering a plurality of caller telephone numbers, and designates and sets a number to be excluded from the wild card. The terminal network control device as described in the above. 6. The setting means, when registering a plurality of caller telephone numbers, for a telephone number having the same telephone number as the telephone number immediately before the registration table or the same area code as the area code. 2. The terminal network control device according to claim 1, wherein the character strings are replaced with special characters indicating that they have the same station number. 7. The terminal network control according to claim 1, wherein said setting means sets a plurality of caller telephone numbers by using a difference from a telephone number immediately before in a registration table. apparatus. 8. The registration means, when registering a plurality of caller telephone numbers, sets a special character representing a different number at the end based on a terminal telephone transmission center telephone number and a different character. The terminal network control device according to claim 1, wherein