KR950022556A - An electronic calculator - Google Patents

An electronic calculator Download PDF

Info

Publication number
KR950022556A
KR950022556A KR1019930031579A KR930031579A KR950022556A KR 950022556 A KR950022556 A KR 950022556A KR 1019930031579 A KR1019930031579 A KR 1019930031579A KR 930031579 A KR930031579 A KR 930031579A KR 950022556 A KR950022556 A KR 950022556A
Authority
KR
South Korea
Prior art keywords
telephone
function
microcomputer
electronic calculator
key
Prior art date
Application number
KR1019930031579A
Other languages
Korean (ko)
Inventor
주인철
Original Assignee
김주용
현대전자산업 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 김주용, 현대전자산업 주식회사 filed Critical 김주용
Priority to KR1019930031579A priority Critical patent/KR950022556A/en
Publication of KR950022556A publication Critical patent/KR950022556A/en

Links

Landscapes

  • Calculators And Similar Devices (AREA)

Abstract

본 발명은 전자계산기 겸용 전화기에 관한 것으로, 특히 기존의 전화기에 설치된 키입력부(1)에 연산에 필요한 수개의 키(+,-,/,.,=,C,CE,M및 RM등)와 전자계산기 선택키(CAL)를 부설하고, 상기 마이컴(2)의 출력단자에 전화기의 본체(10)상단부에 설치되어 소정의 숫자 및 문자를 표시해 주는 액정표시부(4)를 연결시키며, 상기 마이컴(2)의 입출력단자에는 소정 데이타를 선택적으로 메모리시켜 주는 메모리(5)와 연산기능을 수행하는 공지의 연산기능부(6)를 연결시켜 별도의 전자계산기를 사용하지 않고도 전화기가 있는 장소라면 언제든지 손쉽게 연산기능을 수행할 수 있도록 하므로서, 사용자의 경제적인 부담을 줄일 수 있을 뿐만 아니라 제품의 신뢰도를 향상시킬 수 있는 매우 유용한 발명인 것이다.The present invention relates to an electronic calculator combined telephone, and in particular, the key input unit 1 installed in the existing telephone and several keys (+,-, /,., =, C, CE, M and RM, etc.) required for operation and An electronic calculator selection key (CAL) is provided, and a liquid crystal display (4) installed at an upper end of the main body (10) of the telephone and displaying a predetermined number and letter is connected to the output terminal of the microcomputer (2). The input / output terminal of 2) connects a memory 5 for selectively storing predetermined data and a known arithmetic function unit 6 for performing arithmetic functions. By being able to perform arithmetic functions, it is a very useful invention that can not only reduce the economic burden of the user but also improve the reliability of the product.

Description

전가계산기 겸용 전화기Full-time Calculator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명 전화기의 평면도.1 is a plan view of the telephone of the present invention.

제2도는 본 발명 전화기의 개략 블럭 구성도.2 is a schematic block diagram of a telephone of the present invention.

제3도는 본 발명 전화기의 작동상태를 설명하기 위한 플로우챠트.3 is a flowchart for explaining an operating state of the telephone of the present invention.

Claims (4)

숫자키(0~9)와 소정의 기능키(#, *, Hold, Redial, Frash, Hodk)들로 구성되어 전화번호를 포함한 각종 제어신호를 출력시켜 주는 키입력부(1)와; 상기 키입력부(1) 및 전화기능부(3)로부터 소정의 데이타들을 입력받아 소정의 프로그램을 수행하여 송,수신등과 같은 전화기의 전반적인 제어기능을 수행하는 마이컴(2)과; 다이얼 신호의 송출, 링신호의 발생 및 음성신호의 송수신등 전화기의 전반적인 제어기능을 직접적으로 수행하는 전화기능부(3)로 구성된 유,무선 전화기에 있어서, 상기 키입력부(1)에 연산에 필요한 수개의 키(+, -, /, ., =, C, CE, M및 RM등)와 전자계산기 선택키(CAL)를 부설하고, 상기 마이컴(2)의 출력단자에는 전화기의 본체(10)상단부에 설치되어 소정의 숫자 및 문자를 표시해주는 액정표시부(4)를 연결시키며, 상기 마이컴(2)의 입출력단자에는 소정 데이타를 선택적으로 메모리시켜 주는 메모리(5)와 연산기능을 수행하는 공지의 연산기능부(6)를 연결시켜 된 것을 특징으로 하는 전가계산기 겸용 전화기.A key input unit 1 composed of numeric keys 0 to 9 and predetermined function keys (#, *, Hold, Redial, Frash, Hodk) for outputting various control signals including a telephone number; A microcomputer (2) which receives predetermined data from the key input unit (1) and the telephone function unit (3) and performs a predetermined program to perform overall control functions of the telephone such as transmission and reception; In a wired or wireless telephone composed of a telephone function unit 3 which directly performs overall control functions of the telephone such as dial signal generation, ring signal generation and voice signal transmission and reception, the key input unit 1 is required for operation. Several keys (+,-, /,., =, C, CE, M, and RM, etc.) and an electronic calculator selection key (CAL) are provided, and the output terminal of the microcomputer 2 has a main body 10 of the telephone. It is installed on the upper end and connects the liquid crystal display (4) for displaying a predetermined number and letters, the input and output terminals of the microcomputer (2) and the memory (5) for selectively storing a predetermined data and known to perform a calculation function Full-function calculator combined telephone, characterized in that the operation function unit (6) is connected. 제1항에 있어서, 상기 전화기의 키입력부(1)에 설치된 '*'키는 전자계산기 선택키(CAL)가 조작되었을시 곱셈 연산자의 기능을 수행하도록 한 것을 특징으로 하는 전가계산기 겸용 전화기.The telephone according to claim 1, wherein the '*' key installed in the key input unit (1) of the telephone is configured to perform a function of a multiplication operator when the electronic calculator selection key (CAL) is operated. 제1항에 있어서, 상기 마이컴(2)은 전자계산기의 모드에서 연산기능을 수행하던 중 전화벨신호가 입력되면 현재까지의 연산결과를 메모리(5)에 기억시키고 전화모드로 자동전환시킴을 특징으로 하는 전가계산기 겸용 전화기.According to claim 1, wherein the microcomputer (2) is characterized in that when the telephone ring signal is input while performing the operation function in the mode of the electronic calculator, the operation results up to now stored in the memory (5) and automatically switch to the telephone mode Full-time calculator combined telephone. 제1항에 있어서, 상기 마이컴(2)은 전자계산기의 모드에서 전화가 걸려와 전화기능으로 전환된 후, 통화가 완료되면 이전에 메모리(5)에 기억된 데이타를 액정표시부(4)에 표시시켜 계속적인 연산이 이루어지도록 함을 특징으로 하는 전가계산기 겸용 전화기.2. The microcomputer (2) according to claim 1, wherein the microcomputer (2) displays a data previously stored in the memory (5) on the liquid crystal display (4) when the call is completed and the phone function is switched to the telephone function in the electronic calculator mode. Full-time calculator combined phone characterized in that the continuous operation is made. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930031579A 1993-12-30 1993-12-30 An electronic calculator KR950022556A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930031579A KR950022556A (en) 1993-12-30 1993-12-30 An electronic calculator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930031579A KR950022556A (en) 1993-12-30 1993-12-30 An electronic calculator

Publications (1)

Publication Number Publication Date
KR950022556A true KR950022556A (en) 1995-07-28

Family

ID=66853757

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930031579A KR950022556A (en) 1993-12-30 1993-12-30 An electronic calculator

Country Status (1)

Country Link
KR (1) KR950022556A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990038609A (en) * 1997-11-06 1999-06-05 윤종용 Mobile terminal device combined with electronic calculator
KR20030086717A (en) * 2002-05-06 2003-11-12 현대모비스 주식회사 Utility telephone

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990038609A (en) * 1997-11-06 1999-06-05 윤종용 Mobile terminal device combined with electronic calculator
KR20030086717A (en) * 2002-05-06 2003-11-12 현대모비스 주식회사 Utility telephone

Similar Documents

Publication Publication Date Title
KR100353461B1 (en) Apparatus method for increasing function of key in mobile communication terminal
KR950022556A (en) An electronic calculator
KR970006938Y1 (en) Memo telephone
JPS5625863A (en) Terminal unit for character and graph information with line disconnection function
KR960011704B1 (en) Number display apparatus using optical dial
KR960027542A (en) Cell phone touch screen device
KR19980058135A (en) Automatic telephone number search device and its control method
KR900006269B1 (en) Remote control device with the means of memorizing telephonerumbers
KR940004635A (en) Electronic organizer using digitron of VCR
KR19980057270U (en) A calculator phone
KR960036473A (en) Phone with picture dial
JP2000244623A (en) Portable telephone
KR0176403B1 (en) Method for function condition change in a telephone
KR950026158A (en) Speed Dialing Device and Method of Cordless Telephone
KR950022555A (en) Digital telephone with electronic calculation function
KR940010609A (en) Single-axis dial driving method
JPH0290355A (en) Electronic equipment
KR960008579A (en) Electronic organizer with dial function
KR19990040746A (en) How to switch keys in wireless mobile communication terminal
KR19980049446A (en) Electronic pocketbook with dial function and dialing method
JPH11298571A (en) Portable telephone set
KR960035601A (en) Pager mini cassette
WO2000003527A3 (en) Telecommunication terminal
KR970078237A (en) Telephone with electronic calculation function
KR950013124A (en) Wireless telephone with remote control function and control method

Legal Events

Date Code Title Description
WITN Withdrawal due to no request for examination