JPS62154174A - Information terminal equipment - Google Patents

Abstract

PURPOSE:To enable a user to retrieve easily his/her desired picture information by using a means that discriminates and stores the name of an information offerer of a screen header part and the number a screen respectively. CONSTITUTION:A user pushes a memory key of a key pad 9 when picture information to be stored in a captain terminal equipment is obtained during retrieval of the picture information. A CPU 18 discriminates the number of the screen by the 2nd discriminating means 20 based on the picture information displayed on the header part of a display screen and stores them in the 2nd memory 17. Then the CPU 18 discriminates the names of the information offerers through the 1st discriminating means 19 and stores them in the 1st memory 16. When the user gives a request to an information center by means of a screen number, a designation key for the name of the information offerer is pushed. Thus the offerer names stored in the memory 16 are displayed. Then a screen number of 9 digits is sent to the information center together with the retrieval indicating signal (*) stored in the memory 17. In such a way, the picture information to be retrieved can be obtained from the information center.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an information terminal device used in an information transmission system such as a captain system, and more particularly to a means for searching screen information thereof.

Conventional technology Details of the Videotex communication system, which was launched by Nippon Telegraph and Telephone Corporation in November 1988, are described in the technical reference material ``Videotex communication network service interface'' published by Nippon Telegraph and Telephone Corporation. However, here, we will explain the parts related to the present invention.

The Captain System service is a system that connects a terminal device and an information center using a telephone line, and provides necessary screen information from among the screen information stored in the information center in response to a user's request. A block diagram of a conventional terminal device that achieves this is shown in FIG.

In the figure, 1 is a central office line connection terminal for connecting to the telephone network, 2 is a telephone connection terminal for connecting a telephone, 3 is a general-purpose micro gummy processor (CPU), and 4 is a storage for all programs for operating the CPU3i. Program ROM (Re
ad 0nly Memory), 5 is the work RAM (Random Acc
ess Memory), 6 is a modulation/demodulation circuit (modem) for modulating and demodulating digital signals to analog signals and analog signals to digital signals, A is modem 6 and CPU
3i a modem interface circuit for making contact; 8 a line control circuit (NCU) for controlling disconnection of the telephone or modem 6 to the telephone network; 9 a request such as a screen search request;
10 is an interface circuit for transmitting input signals from the keypad 9 to the CPU 3, 11 is a system control circuit for system control such as system clock generation and address decoding, and 12 is received screen information. 13 is a display memory for storing C
A display controller 14 controls writing from the PU 3 to the display memory 12 and reading from the display memory 12 that is not to be displayed; Color CRI
In this case, a display processing unit is used to synthesize red, green, and blue color signals, and 15 is a display signal output terminal.

Now, a method for searching screen information using the terminal device shown in the block diagram shown in FIG. 6 is as follows.

(Indirect screen search) This is a method of searching screen information in a tree search manner along the screen information contents from the information center. In the case of this method, the general method of operating the terminal is to look at the classification of information displayed on the screen and enter all one or two digit numbers and a delimiter (#) from the request if keypad for the field you want to search. It is true.

(Direct screen search) If you know the screen number you want to search in advance by searching by screen number, you can search using this method. Enter a 9-digit number and a delimiter (#).

Problems to be Solved by the Invention However, the above-mentioned indirect screen search has a problem in that the user needs many operations to reach the screen information he or she wants to search. In addition, the above-mentioned direct screen search has the problem that it is necessary to memorize the screen number of the screen information to be searched, and that the screen number must be entered from the keypad each time a search is performed. Ta. Therefore, there has been a high demand for the ability to obtain desired screen information with simple operations.

SUMMARY OF THE INVENTION In view of the above problems, it is an object of the present invention to provide an information terminal device that allows a user to obtain screen information that he or she wants to search for with simple operations. In order to achieve the above object, the information terminal device of the present invention includes a first determining means for determining an information provider name from screen information, a second determining means for determining a screen number from screen information, and a first determining means for determining a screen number from screen information. A first memory that stores the information provider name determined by the determining means, a second memory that stores the entire screen number determined by the second determining means, and a second memory that stores the screen number stored in the second memory. It consists of a sending means for sending a request to the center.

With such a configuration, by operating the keypad, the first discrimination means first discriminates the information provider's name from the screen information and stores it in the first memory, and the second discrimination means displays the name of the information provider on the screen. The number is determined and stored in the second memory. Furthermore, by operating the keypad, the screen number stored in the second memory is sent as a request to the information center, and the screen information that the user desires to search is obtained. As a result, each of the above operations can be performed with one key '&
All you have to do is operate it, and it is extremely easy to operate.

EXAMPLE Hereinafter, an example of the present invention will be described with reference to the drawings. FIG. 1 shows the configuration of an information terminal device in an embodiment of the present invention. In Fig. 1, 1 is a central office line connection terminal, 2 is a telephone connection terminal, 4 is a program ROM,
s is work RAM.

6 is a modem circuit (modem), 7 is a modem interface circuit, 8 is a line control circuit (NCU), 9 is a keypad,
10 is a keypad interface circuit, 11 is a system control circuit, 12 is a display memory, 13 is a display control unit, 14
1 is a display processing unit, 16 is a display signal output terminal, 16 is a first memory for storing the name of the information provider, 17 is a second memory for storing the screen number, and 18 is the information provider from the screen information. a first discriminating means 19 for discriminating the screen number from the screen information; a second discriminating means 20 for discriminating the screen number from the screen information; and a sending means 21 for transmitting the screen number stored in the second memory 1 to the information center. A microprocessor circuit (CPU) i is shown.

The operation of the terminal device configured as described above will be explained below.

The screen information is Captain Presentation Level Protocol Syntax (hereinafter CAPTAINPLPS).
It is coded in a format specified by CAPTAIN PLP! In No. 3, the screen information is composed of a header section for displaying header information or message information and a screen section for displaying display screen information, as shown in FIG. Figure 3 shows the structure of the header information. The above information provider name consists of 11 characters from the 2nd character to the 12th character, and the above screen number consists of 9 digits from the 20th character to the 28th character 1. configured. FIG. 4 shows the structure of the message information, which does not include the information provider's name and screen number.

The operation when storing in the first memory 16 and the second memory 1 will be explained. When the user obtains screen information that he/she wants to store in the captain terminal device while searching for screen information, the user presses one key on the keypad 9 that instructs storage. A signal from the keypad 9 is detected by the CPU 1B via the interface 10. CPU1B is
The second determining means 2o determines whether the screen information displayed in the header section includes a screen number. If the screen number is included, it is determined to be header information, and the determined screen number is stored in the second memory 17. Furthermore, the first determination means 19 determines the information provider's name and writes the first memo! Store in J16. If the screen number is not included, it is determined to be message information, and the information provider name and screen number are stored in the first memory 1θ and the second memory 1.
7 Do not remember 0 Next, the second memo! The operation when the screen number stored in 717 is sent as a request to the information center will be described. The user presses one key that instructs to display the information provider name stored in the first memory 16, thereby displaying the information provider name stored in the first memory 16 on the display device. to be displayed. Figure 6 shows the first
3 shows a state in which the information provider name stored in the memory 16 of the computer is displayed on the display device. Next, the user presses one key instructing a search on the keypad 9 corresponding to the name of the information provider to be searched. A signal from the 0 keypad 9 is detected by the CPU 18 via the interface 1o, and sent to the sending means 21. first sends the entire search (difficult) through the modem interface 7 and modem 6, then sends all 9 digits of the screen number stored in the second memory 17, and finally sends the delimiter (
#) Send all. Through this operation, the desired screen information can be obtained from the information center.

As described above, according to this embodiment, the memories 16 and 17 that store the information provider name and screen number, and the display signal generation circuit that generates the display signal for displaying the information provider name on the display device are provided. By adding the various means described above to the CPU 18, it is possible to easily input the information provider name and screen number of the required screen information from the searched screen information by pressing a single key. If you want to search all the necessary screen information again, just display the memorized information provider name and press the key corresponding to that information provider name. It is possible to do so.

Effects of the Invention As described above, according to the present invention, the first memory that stores the information provider name and the second memo IJ that stores the screen number
'r, and by adding a means for determining the information provider's name, a means for determining the screen number, and a means for sending a request, you can search the screen with just one operation of pressing the operation key.
This allows the user to search all desired screen information.

[Brief explanation of drawings]

FIG. 1 is a block diagram of an information terminal device according to an embodiment of the present invention, FIG. 2 is a front view showing the structure of its screen information, FIG. 3 is a front view showing the structure of its header information, and FIG. 4 is a front view showing the structure of its header information. FIG. 6 is a front view showing the structure of the message information, FIG. 6 is a schematic diagram showing the state in which the information provider's name is stored, and FIG. 6 is a block diagram of a conventional information terminal device. 16...First memory, 17...Second memory
memory, 18...microprocessor circuit,
19...first discrimination means, 2o...second
determination means, 21... sending means. Name of agent: Patent attorney Toshio Nakao and 1 other person 2nd
Figure 3

Claims (2)

[Claims] (1) A first discrimination means for discriminating the information provider name from the screen information, a second discrimination means for discriminating the screen number from the above screen information, and an information provider name discriminated by the above first discrimination means. a first memory for storing, a second memory for storing the screen number determined by the second determining means, and a sending means for sending the screen number stored in the second memory as a request to an information center. An information terminal device comprising: (2) The first memory is provided with a display signal generation circuit that generates a display signal for displaying the information provider name stored in the first memory on a display device. The information terminal device according to item 1.