JPS59154854A - Automatic dialling device - Google Patents

Abstract

PURPOSE:To display the remaining number of stations possible for storage by providing a count means subject to subtraction every time a name and a telephone number are stored in a storage means. CONSTITUTION:When a telephone number is inputted and then a ''STORE key'' is closed, an address in pairs with an address in an RAM9 storing the name before is designated by an address designating means 11 and the telephone number of an RAM1S is transferred and stored in the RAM9. When the transfer to the RAM9 is finished, a character flag is reset and counted contents of a counter means 14 are decreased by (1). In setting the storage capacity of the RAM9 to the counter means 14 in advance by subtracting the counter means 14 by (1) every time the name and telephone number are stored in the RAM9, since the contents of the counter means 14 represent the remaining number of stations of the RAM9, the contents are displayed on a display device 4.

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 Generally, when making a call, one operates the dial or button of the telephone, but each time a call is made, one often looks up the telephone number or relies on vague memory. Furthermore, the phone number is 10 including the area code.
There are cases where the number of errors is more than an order of magnitude, and the operation time is long and the rate of mistakes is high.

Therefore, an automatic dialing device has been developed which is capable of storing frequently used telephone numbers in advance and transmitting the telephone numbers with a simple operation, and which is small and thin and portable. However, with conventional automatic dialing devices, it is impossible to know how much space is available to store phone numbers, in other words, how many more stations can be stored, and it is difficult to know how many phone numbers can be stored. Only when you perform an action to memorize something, can you know whether or not you can memorize it.

Therefore, when it becomes necessary to memorize telephone numbers from several rounds in the middle, it is unclear whether all the telephone numbers can be memorized, which makes it difficult to use.

(c) Purpose of the Invention The present invention has been made in view of the above-mentioned points, and an object of the present invention is to provide an automatic dialing device that is easy to use by displaying the number of stations that can be stored by operating a predetermined key in a predetermined mode. do.

B) Structure of the Invention The present invention provides a keyboard comprising a plurality of keys, a storage means for storing a name and a telephone number entered by operating the keyboard as a pair, and a storage means for storing the name and the telephone number. A counting means that subtracts or adds each time a given number of characters is entered, and a counting means that operates when a predetermined number of characters are entered using a keyboard and a predetermined key operation is performed, and a storage means that stores names that match the predetermined number of characters entered. It is equipped with a search means for searching from inside, and a display device capable of displaying multi-digit numbers and characters, and when a predetermined key for operating the search means is operated in a predetermined mode, the content of the counting means is , which displays the number of unstored items in the storage 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, it is acoustically coupled to the mouthpiece of the telephone and emits a predetermined frequency by an acoustic signal corresponding to the number applied from the transmission control means (2). The phone number is transmitted by transmitting the sound.

The call control means (2) receives information Sa indicating that the search means 03) has completed the search described later, and the function key "DIAL key" (key for instructing transmission of a telephone number) of the keyboard (5) is closed. The operation starts when the information Di indicating that the (1). Acoustic signals corresponding to numbers are created by combining two types of predetermined frequencies, and the method of combination is determined by standards. For example, the number "1" is 6
It is expressed as a combination of the frequency of 97Hz and the frequency of 12091 (z. Also, the sending time of numbers and letters is 1
．． It consists of a 0 second transmission and a 0.5 second pause, but it is also possible to provide an external changeover switch so that it can be switched between a 0.5 second transmission and a 0.5 second pause.

The display device (4) consists of 16 dots, with each digit consisting of 5 x 7 dots.
Consists of a liquid crystal display board capable of displaying alphanumeric digits, a drive circuit that drives it, and a memory that stores the data to be displayed. Characters or numbers can be displayed by transferring the data to .

The keyboard (5) consists of letter keys from the alphabet rAJ to rZJ, numeric keys from rOJ to "9", and a plurality of function keys. In particular, the function keys include the ``5 TORE key'' that memorizes characters or numbers entered using the letter or number keys, the ``CLEAR key'' that erases the entered characters or numbers, and the ``5 EARCH key'' that allows you to search for a stored name. A ``PAGE key'' displays search results in sequence, and a ``DIAL key'' sends out a telephone number.

Δ Closing each key of the keyboard (5) or pressing the key manually (6)
) and key human means (
6) detects the closing of a letter or number key,
An 8-bit character code or numeric code corresponding to the key is sent to the data bus (3), and when the closure of the function key is detected, each unit is controlled to operate the function specified by the function key.

RAMI (7) is an auxiliary storage means for storing the character code and numeric code being processed, and includes an 8-bit x 16 RAMIA that stores the character code for 16 characters and an 8-bit RAMIA that stores the numeric code for 16 digits. When a character or number is entered manually on the keyboard, the code is stored, the stored code is sent to the data bus (3), and the data bus (8) Character codes or numeric codes are sent and received to and from RAM 2 (91) via the RAM 2 (91).

RAM 2 (91) has multiple pairs of an 8-bit x 16 first area that stores 16-character character codes and an 8-bit x 16 second area that stores 16-digit numeric codes. , for example, is a main memory means consisting of 60 pairs.The RAM 2(9) is backed up by a battery 00)K, so that it retains data even when the power to the automatic dialing device is turned off. An example of the allocation of RAM2 (9) is shown in FIG. In FIG. 2, for example, addresses "00" to "IF", addresses "20" to [3FJ
As shown in (hexadecimal) (, 32 addresses are paired as a pair, the first 16 addresses are the first area (11AM2A), and the latter 16 addresses are the second area (RAM2S). RAM 2A stores a name using alphabets of up to 16 characters, and RAM 2S stores a phone number of up to 16 digits. Also, each address in RAM 2 (91) is stored in, for example, a 13-bit address output from address designating means 0υ. It is specified by address signal α2.

The addressing means αυ is controlled by the key manual means (6) or the search means 03, and has a function of addressing only the RAM 2A and a function of addressing only the RAM 2S.
It has a function of addressing the RAM 2A and RAM 2S as a pair, and also has a function of storing a plurality of addresses during a search.

Search method Q3&'! ,, a function to search for free RAM2A and RAM2S when the "5TORE key" of the keyboard (5) is closed in a predetermined mode, and to store the name or telephone number input there;
When three or more characters are input using the character keys on the keyboard (5) and the function key "5EARCH key" is closed, the input three alphabets are memorized, the two RAMs are searched in order, and each RAM2A head 3
It has a function of detecting a match with characters and, if there is one or more matching names, storing all the starting addresses of the two RAMs storing the names in the address specifying means 0υ.

The counting means α4) stores the number of stations stored in RAM2 (9) or the number of remaining stations that can be stored, and each time a name and a telephone number are stored as a pair in RAM2 (9). , "1" is added or subtracted from the counting means (14). In this embodiment, when nothing is stored in the RAM 2 (9), the counting means I stores the RAM 2 (9).
(The number "60" which is the storage capacity of 91 is set,
"1" is subtracted each time storage is performed in RAM2 (9). Therefore, the contents of the counting means (14) are always stored in the RAM.
It represents the number of remaining stations of 2 (9).

The contents of the counting means Q4) are transferred to the display device (4) via the data bus (3) and displayed when the "5EARCH key" of the keyboard (5) is closed in the standby state. Ru.

The operation of the automatic dialing device constructed in this way will be explained with reference to FIG.

In Figure 3, when the automatic dialing device is first powered on, initial settings such as clearing the display device (4) and RAMI (7) are performed, and the cursor is moved to the first digit of the display device (4). Display. The power 1 crane indicates where to display characters or numbers when they are entered, and
This is for making corrections using the shift key or the like to move the cursor.

Next, press the letter keys, number keys, and '''5EARCH5E
Press the ARCH key to enter standby mode. Here, when the closing of a letter key is detected, it enters the character input mode, and when the closing of a number key is detected, it enters the numeric input mode, while "
When the closing of the "5ERCH key" is detected, the remaining station number display mode is entered.

When the character input mode is entered, the character code corresponding to the input character is sent from the key input means (5) to the data bus (3), stored in RAMIA, and displayed on the display device (
4) will be displayed. Furthermore, when a character key is detected in the character input mode and the character key is closed, the character is stored in RAMIA in the same manner as described above, and the character is displayed on the display device (4).
will be displayed. At this time, the number keys are closed or ignored. After entering the name using the character keys on the keyboard (5) in this way, when the "5TORE key" is closed, search means 04 is activated, searches for an empty area in RAM2A, and stores the information in RAMIA there. The name is transferred and stored, and a character flag F indicates that the name is stored.
Set the LG. In addition, if there is no free RAM 2A, a display is displayed to inform the user that storage is not possible, and the input name is deleted.

On the other hand, in the character input mode, when the "5EARCH key" is closed after entering three or more characters, the search means (14 is activated and the RAM is stored in the address specification means Ql).
2A are sequentially addressed, and a match is detected between the 3 characters of the name type stored in each RAM 2A and the input 3 characters, and all matching names are stored in the RA.
Store the M2A address in RAM with a small address.
The name stored in 2A is displayed on the display device (4). Then, when the "'PAGE key" is closed, the next stored address is designated and the name of the RAM 2A is displayed. That is, if there are names that match in number, the names can be displayed one after another by pressing the "PAGE key". In addition, if there is no matching name as a result of the search, rNOT will be displayed on the display device (4).
The text FOUNDj is displayed to notify the user. When a desired name is extracted by the search means 03) in this way, when the "DIAL key" is closed, the telephone number corresponding to this extracted name is transferred from the RAM 2S to the RAM.
15 and displayed on the display device (4),
It is converted into sound by the transmission control means (2), and the sound generation means (
11.

Next, in standby mode, when the number keys are closed,
The mode enters numeric input mode, but at this time, the character flag FLG
If is not set, the operated numeric keys will be invalid. That is, character input is given priority over numeric input, and numeric input is enabled only when characters are stored in the RAM 2A and numbers are not stored in the RAM 2S. By the way, if the character flag FLG is set, the numeric code sent from the key manual means (6) is the data node (
3) is stored in the RAM 15 and displayed on the display device (4). Then, in the numeric manual mode, the closing of the numeric key is detected again, and when the numeric key is closed, the numeric code is stored in the RAM 15 in the same way as described above, and the display device (4) is The number will be displayed. After entering the phone number in this way, press the "5TORE key"
When the RAM 15 is closed, the RAM 2S paired with the RAM 2A storing the name is specified by the addressing means 01), and the telephone number of the RAM 15 is transferred to and stored in the RAM 2S. When the transfer to the RAM 2S is completed, the character flag FLG is reset and the count content of the counting means I is subtracted by "1". In this way, each time a name and telephone number are stored in the RAM 2 (9), "1" is subtracted from the counting means (14).
), the contents of the counting means α4 will indicate the number of remaining stations in RAM2 (91).

Then, in standby mode, "" to instruct the search.
When the closing of the "5EARCH key" is detected, the mode enters the remaining station number display mode. In this mode, the count contents of the counting means 04) are transferred to the display device (4) via the data bus (3) and displayed. In other words, if the count content is "25",
"25" is displayed on the display device (4), indicating that there are 25 stations remaining that can be stored. In addition, if the count content is 10, it may be displayed as 0, or
The characters rOVERFLOWJ may also be displayed. These display times are 1 second, and after 1 second, the display is cleared and the device returns to standby mode.

In this embodiment, addition or subtraction by the counting means 04) is performed by an arithmetic circuit (not shown) connected to the data bus (3), and the counting means 04) is performed by the RAM 2.
(9) It can also be provided outside the area where the name and telephone number are stored.

(F) Effects of the Invention As described above, according to the present invention, the number of remaining stations that can be stored can be displayed with a simple key operation, thereby providing an automatic dialing device that is convenient and easy to use for the user.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a layout diagram of the RAM 2 shown in FIG. 1, and FIG. 3 is a flow diagram showing the operation. (])... Sound generation means, (2)... Transmission control means,
(3) (Data bus, (4) Display device, (5) Keyboard, (6) Key manual means, (Power RAMI, (9)... RAM2,
(IQ+...battery, aυ...addressing means,
02...address signal, Q, 31...search means,
Q4)...Counting 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, a keyboard consisting of a plurality of keys;
a storage means for storing a name and a telephone number entered by operating the keyboard as a pair; a counting means for subtracting or adding each time a name and a telephone number are stored in the storage means; and the keyboard. a search means that operates when a predetermined number of characters are inputted by the user and a predetermined key is operated, and searches the storage means for a name that matches the input predetermined number of characters; and multi-digit numbers and characters. a display device capable of displaying, when a predetermined key for operating the search means is operated in a predetermined mode,
An automatic dialing device characterized in that the number not stored in the storage means is displayed based on the contents of the counting means.