JPS6360583B2 - - Google Patents

Description

[Detailed description of the invention] (a) Industrial application field The present invention is an automatic system that stores a large number of telephone numbers and automatically sends the selected telephone number to a telephone line by a simple operation by the user. Relating to dialing devices.

(B) Prior Art In general, an automatic dialing device has a storage means for storing a large number of telephone numbers, and reads telephone numbers from the storage means and sends them to a telephone line as necessary. 2. Description of the Related Art In recent years, automatic dialing devices have been developed that are smaller and thinner and more portable, employing a method of transmitting telephone numbers by making sounds corresponding to digits. When using a portable automatic dialing device like this, when you move to an area with a different area number, you can check whether the person you are calling is from the same local area number or a different area number, and select whether or not to send that area number. In countries such as the United States, there are area codes, area codes, local numbers, credit card numbers, international phone numbers, etc.
It must be sent selectively depending on the region of the other party and the region where the call is being made.

(c) Purpose of the Invention The present invention has been made in view of the above-mentioned points. To provide an automatic dialing device which has a selection key for selecting whether to make a call using credit card, etc., and automatically sends out a predetermined area number and a telephone number with a predetermined number of digits in response to the selection key. aim at something.

(d) Structure of the Invention The present invention comprises a storage means for storing a plurality of pairs of names and telephone numbers, a search means for searching the storage means for a name that matches a predetermined number of input characters, and an extraction method. call control means for applying a specified number of digits of the telephone number paired with the given name to the acoustic signal generation means, and multiple selections for specifying the type when making a call to an area with a different area number, etc. A keyboard having at least a key and a key for instructing the dialing of a telephone number, and a dial number generator for applying the dial number corresponding to the key to the acoustic signal generating means by operating the selection key, and for instructing the dialing control means the number of digits to call. An automatic dialing device comprising means.

(E) Embodiment FIG. 1 is a block diagram showing an embodiment of the present invention. The sound generating means 1 is, for example, a speaker, and when transmitting a telephone number, is acoustically coupled to the mouthpiece of the telephone and emits a sound of a predetermined frequency by an acoustic signal corresponding to the number applied from the acoustic signal generating means 2. and send out the phone number.

Based on the applied numerical code, the acoustic signal generating means 2 generates an acoustic signal corresponding to the number and applies it to the sound generating means 1. This acoustic signal is created by combining two types of predetermined frequencies, and the method of combination is determined by the standard. For example, the number "1" has a frequency of 697Hz and a frequency of 1209Hz.
The number "2" is represented by the combination of the frequencies 697Hz and 1336Hz. Furthermore, the transmission time for one digit consists of a 1.0 second transmission and a 0.5 second pause.

The call control means 3 operates when the "DIAL key" which instructs to send a telephone number is closed after the search means 12 (to be described later) completes the search,
The telephone number stored in 8 is sequentially converted into an acoustic signal by the number of digits specified by the area number generation means 15, that is, the number of digits specified from the lowest digit, from the upper digit to the lowest digit. The voltage is applied to means 2 to cause the telephone number to be sent out.

In the display device 5, one digit consists of 5×7 dots,
It consists of a liquid crystal display board capable of displaying 16-digit alphanumeric characters, a drive circuit to drive it, and a memory that stores the data to be displayed. By transferring, characters or numbers are displayed.

Keyboard 6 is Alphabet “A” ~
It consists of character keys up to "Z", numeric keys from "0" to "9", and a plurality of function keys and selection keys. The function keys include the "STORE key" to store entered characters or numbers, the "SEARCH key" to search for a stored name, the "PAGE key" to display search results in order, and the "NUMBER" to display a telephone number. Key"
and a "DIAL key" for instructing to send a telephone number.The selection keys also include an "LD key" for making long distance calls for calls to the United States, and a "LD key" for making long distance calls, and a "LD key" for making calls between areas with different area codes. “OA key” that performs
There is an "OS key" for making international calls, and a "CC key" for making credit card calls.

The closing of each key on the keyboard 6 is captured by the key scan of the key input means 7, and when the key input means 7 detects the closing of a character key or a numerical key, it inputs a character code or a numerical code corresponding to that key. is sent to the data bus 4, and when the closure of the function key or selection key is detected,
In order to perform the operation, key information Key is sent.

RAM 18 is an auxiliary storage means for storing character codes and numeric codes being processed, and includes an 8-bit x 16 RAM 1A that stores character codes for 16 characters.
8-bit x 16 memory code for 16 digits
When a character or number is entered on the keyboard, it stores the code, sends the stored code to the data bus 4, and sends the stored code to the data bus 9.
Sends and receives character codes or numeric codes to and from the RAM 210.

The RAM 210 stores multiple pairs of an 8-bit x 16 first area for storing 16-character character codes and an 8-bit x 16 second area for storing 16-digit numeric codes, for example. It is a main memory means consisting of 60 pairs. The RAM 210 is also backed up by a battery 11 so that it retains data even if the automatic dialing device is turned off. An example of the allocation of this RAM 210 is shown in FIG. In Figure 2, for example, address "00"
~ "1F", address "20" ~ "3F" (hexadecimal), 32 addresses are paired as a pair, the first 16 addresses are the first area (RAM2A), and the latter 16 addresses are the second area (RAM2A). RAM2S). Each pair of RAM 2A stores an alphanumeric name of up to 16 characters, and RAM 2S stores a phone number of up to 16 digits. Also, RAM210
Each address is specified by, for example, a 13-bit address signal 14 output from the address specifying means 13.

The addressing means 13 is controlled by the key input means 6 or the search means 12, and has a function of addressing only RAM2A, a function of addressing only RAM2S, and a function of addressing RAM2A and RAM2S as a pair, Furthermore, it has a function of storing multiple addresses during a search.

When the "STORE key" of the keyboard 6 is closed in a predetermined mode, the search means 12
A function that searches for vacant RAM2A and RAM2S and stores the name or phone number entered there, and when three or more characters are input using the character keys on the keyboard 6, one of the function keys "SEACH key" When the character is closed, the alphabet of that character is memorized, RAM2A is searched in order, and a match is detected with the first three characters of each RAM2A.
If there is one or more matching names,
It has a function of storing all the starting addresses of the RAM 2A where the names are stored in the addressing means 13.

After extracting a desired name or telephone number by the search means 12, the area number generation means 15 operates when an information key indicating that the selection key and the "DIAL key" are closed is applied, and the selection key is pressed. The acoustic signal generating means 2 sequentially generates the numerical code of the station number corresponding to
is applied to transmit the station number, and at the same time instructs the transmission control means 3 the number of digits to be transmitted, and after the transmission of the station number is completed, a telephone number with the designated number of digits is transmitted.
The specific operation will be described below.

The operation of dialing a telephone number in the automatic dialing device configured as described above will be explained.

First, to select the person you want to call,
The first three letters of the other party's name are input using the character keys on the keyboard 6. These three characters are
It is stored in the RAM 1A and displayed on the display device 5. At this time, if you close the "SEARCH key" which is the function key of the keyboard 6,
The search means 12 operates. The search means 12 is
Take in the three characters stored in RAM1A, control the addressing means 13, sequentially search all RAM2A, compare the first three characters of the name stored in each RAM2A with the input three characters, If there are matching names, the addresses of the RAM 2A storing all the names are stored in the addressing means 13. Then, specify RAM2A with the lowest address of the stored addresses, transfer the name stored there to RAM1A, and
The data is transferred from the RAM 1A to the display device 5 and displayed.
If this name is not the desired name, when the function key "PAGE key" of the keyboard 6 is closed, the address designating means 13 designates the next address in the RAM 2A and similarly displays it on the display device 5. In this way, the desired name is searched and extracted, but if there is no matching name in the search, the display device 5 displays "NOT".
FOUND" will be displayed to notify the user that the corresponding name is not stored.

After the desired name or telephone number has been extracted through the above operations, when the selection key and the "DIAL key" are closed, the telephone number is dialed. At this time, if the phone number is displayed,
When the phone number is called, and if the name is displayed, the phone number is read from RAM 2S paired with RAM 2A where the name is stored, transferred to RAM 1S and stored, and further,
After displaying on the display device 5, a calling operation is performed. Next, each transmission operation will be explained.

a) When only the "DIAL key" is closed In this case, it is a local call, and the area number generating means 15 only specifies a 7-digit call to the calling control means 3, and the acoustic signal generating means 2 Do not apply a station number to At this time, the transmission control means 3
The numerical code from the 7th digit to the least significant digit of the telephone number stored in the RAM 1S is sequentially applied to the acoustic signal generating means 2 to make a call using an acoustic signal.

For example, if the extracted phone number is "321−456−
7890", "456-7890" will be sent.

b) After closing the “LD key”, press the “DIAL key”
In this case, it is a local distance call, that is, a long distance call, and the area number generation means 15 applies the numerical code of area number "1" to the acoustic signal generation means 2 and makes the call. The control means 3 is instructed to send 7 digits. After the calling of the station number is completed, the calling control means 3 sequentially sends the numerical code from the seventh digit to the last digit of the telephone number stored in the RAM 1S to the acoustic signal generating means 2.
is applied to transmit the signal.

For example, if the extracted phone number is "321−456−
7890”, “1-456-7890” is sent.

c) After closing the “OA key”, press the “DIAL key”
In this case, it is an out-of-area call, that is, a call outside the area, and the area number generation means 15 applies the numerical code of the area number "1" to the acoustic signal generation means 2, 10 to transmission control means 3
Instructs to send digits. The transmission control means 3
A numerical code from the 10th digit to the least significant digit of the telephone number stored in the RAM 1S is sequentially applied to the acoustic signal generating means 2 to make a call.

For example, if the extracted phone number is "321−456−
7890", "1-321-456-7890" is sent.

d) After closing the “OS key”, press the “DIAL key”
In this case, it is an over seas call, that is, an international call, and the area code generation means 15
sequentially applies the numerical code of the station number "011" to the acoustic signal generating means 2, and instructs the transmission control means 3 to transmit all digits.

For example, if the extracted phone number is "765−321−
456−7890”, “011−765−321−456
−7890” is transmitted.

e) After closing the “CC key”, press the “DIAL key”
In this case, it is a local call using credit, and the area number generation means 15 applies the numerical code of area number "0" to the acoustic signal generation means 2, and instructs the transmission control means 3 to make a 7-digit call. do.

For example, if the extracted phone number is "321−456−
7890", "0-456-7890" is transmitted.

f) When the "CC key", "LD key", and "DIAL key" are closed in this order. In this case, it is a long distance call using a credit card, and the area number generation means 15 transmits the numeric code of the area number "0" as an acoustic signal. The signal is applied to the generation means 2, and the transmission control means 3 is instructed to transmit 7 digits. That is, the above e)
It will be the same as in the case of .

g) When the "CC key", "OA key", and "DIAL key" are closed in this order. In this case, it is an out-of-area call using credit, and the area number generation means 15 sends the numeric code of the area number "0" as an acoustic signal. It is applied to the generation means 2 and instructs the transmission control means 3 to transmit 10 digits.

For example, if the extracted phone number is "321−456−
7890", "0-321-456-7890" is transmitted.

h) When the “CC key”, “OS key” and “DIAL key” are closed in this order. In this case, it is an international call using credit card, and the area number generation means 15 generates the numeric code of the area number “01”. sequentially applied to the acoustic signal generating means 2,
The transmission control means 3 is instructed to transmit all digits.

For example, if the extracted phone number is "765−321−
456−7890”, “01−765−321−456
−7890” is transmitted.

As described above, by operating the selection key and closing the "DIAL key", the area number corresponding to the selection key created by the area number generation means 15 is transmitted as the telephone number. A telephone number having the number of digits designated by the area number generating means 15 is then transmitted.

(E) Effects of the Invention As described above, according to the present invention, a predetermined area number and a predetermined number of digit telephone numbers are automatically dialed by operating the selection key, making it easy to operate the automatic dialing device. This makes it easier to use. especially,
Portable automatic dialing devices are often used when moving to areas with different area codes or area codes, and in such cases, the effect becomes greater.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is an allocation diagram of the RAM 2 shown in FIG. DESCRIPTION OF SYMBOLS 1... Sound generation means, 2... Sound signal creation means, 3... Transmission control means, 4, 9... Data bus, 5... Display device, 6... Keyboard, 7... Key input means, 8...
RAM1, 10...RAM2, 11...Battery, 12...Search means, 13...Address designation means, 14...Address signal, 15...Station number generation means.

Claims (1)

[Claims] 1. In an automatic dialing device that acoustically couples a sounding means to the mouthpiece of a telephone and transmits a telephone number by sound of a frequency corresponding to the number produced by an acoustic signal producing means, a name and a telephone number are transmitted. a storage means for storing a plurality of pairs of characters, a search means for searching the storage means for a name that matches a predetermined number of characters inputted, and a name that matches the name extracted by the search means; dialing control means for applying a designated number of digits of a telephone number to the acoustic signal generating means; a plurality of selection keys for specifying the type of telephone number when making a call to an area with a different area number; a keyboard having at least a key, and a station number generating means for applying a station number corresponding to the key to the acoustic signal generating means by operating the selection key, and for instructing the transmission control means the number of digits to be transmitted; An automatic dialing device characterized in that by operating a key instructing to make a call after operating the selection key, the designated area number and telephone number are sent.