KR970013851A - Frequency common communication (TRS) terminal capable of operating dual protocol - Google Patents

Frequency common communication (TRS) terminal capable of operating dual protocol Download PDF

Info

Publication number
KR970013851A
KR970013851A KR1019950026117A KR19950026117A KR970013851A KR 970013851 A KR970013851 A KR 970013851A KR 1019950026117 A KR1019950026117 A KR 1019950026117A KR 19950026117 A KR19950026117 A KR 19950026117A KR 970013851 A KR970013851 A KR 970013851A
Authority
KR
South Korea
Prior art keywords
protocol
signal
common communication
terminal
frequency common
Prior art date
Application number
KR1019950026117A
Other languages
Korean (ko)
Other versions
KR0162239B1 (en
Inventor
강낙중
Original Assignee
정장호
엘지정보통신 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 정장호, 엘지정보통신 주식회사 filed Critical 정장호
Priority to KR1019950026117A priority Critical patent/KR0162239B1/en
Publication of KR970013851A publication Critical patent/KR970013851A/en
Application granted granted Critical
Publication of KR0162239B1 publication Critical patent/KR0162239B1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/401—Circuits for selecting or indicating operating mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)

Abstract

본 발명은 이중 프로토콜을 운용할 수 있는 주파수 공용 통신 단말기에 관한 것으로, 특히 한 개의 단말기를 서로 다른 프로토콜에 의해 운용되는 주파수 공용통신 시스템에서 운용할 수 있는 이중 프로토콜을 운용할 수 있는 주파수 공용 통신 단말기에 관한 것으로, RF 신호를 송수신하는 안테나(31)와, 수신된 RF 신호를 주파수변환 및 복조를 하는 RF부(32)와, 상기 RF부(32)에 연결되어 복조된 수신 신호를 음성 신호로 여과 및 증폭해주는 오디오부 및 증폭기(33,34)와, 상기 증폭기(34)에 의해 증폭된 음성 신호를 출력시키는 스피커(35)와, 단말기의 상태정보를 표시해 주는 디스플레이(37)와, 음성을 입력시켜 주는 마이크(40)와, TRS 단말기가 제1 또는 제 2 프로토콜에 의해 운용될 수 있도록 해 주는 제1 또는 제 2 프로토콜 처리기(42,41)와, 다수의 기능키와 숫자키 그리고 제1 또는 제 2 프로토콜을 선택할 수 있는 모드 선택키(39)가 부가된 키패드(38)와, 상기 모드 선택키(39)의 선택에 따라 상기 제 1 또는 제 2 프로토콜 처리기(42,41)를 제어해 주고 주변 장치(33,36,37,38)의 동작을 제어하는 마이콤(36)으로 구성된다.The present invention relates to a frequency common communication terminal capable of operating a dual protocol, and in particular, a frequency common communication terminal capable of operating a dual protocol that can operate one terminal in a frequency common communication system operated by different protocols. An antenna 31 for transmitting and receiving an RF signal, an RF unit 32 for frequency conversion and demodulation of the received RF signal, and a demodulated received signal connected to the RF unit 32 as a voice signal. An audio unit and amplifiers 33 and 34 for filtering and amplifying, a speaker 35 for outputting an audio signal amplified by the amplifier 34, a display 37 for displaying status information of the terminal, and a voice A microphone 40 for input, a first or second protocol processor 42, 41 for allowing the TRS terminal to be operated by a first or second protocol, a plurality of function keys and numbers And a keypad 38 to which a mode selection key 39 for selecting a first or second protocol is added, and the first or second protocol processor 42 or 41 according to the selection of the mode selection key 39. ) And the microcomputer 36 for controlling the operation of the peripheral devices 33, 36, 37, 38.

Description

이중 프로토콜을 운용할 수 있는 주파수 공용 통신(TRS) 단말기Frequency common communication (TRS) terminal capable of operating dual protocol

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

제3도는 본 발명에 따른 이중 프로토콜을 운용할 수 있는 TRS 단말기의 블록도이다.3 is a block diagram of a TRS terminal capable of operating a dual protocol according to the present invention.

Claims (1)

RF 신호를 송수신하는 안테나(31)와, 수신된 RF 신호를 주파수변환 및 복조를 하는 RF부(32)와, 상기 RF부(32)에 연결되어 복조된 수신 신호를 음성 신호로 여과 및 증폭해 주는 오디오부 및 증폭기(33,34)와, 상기 증폭기(34)에 의해 증폭된 음성 신호를 출력시키는 스피커(35)와, 단말기의 상태 정보를 표시해 주는 디스플레이(37)와, 음성을 입력시켜 주는 마이크(40)와, TRS 단말기가 제1 또는 제 2 프로토콜에 의해 운용될 수 있도록 해 주는 제1 또는 제 2 프로토콜 처리기(42,41)와, 다수의 기능키와 숫자키 그리고 제 1 또는 제 2 프로토콜을 선택할 수 있는 모드 선택키(39)가 부가된 키패드(38)와, 상기 모드 선택키(39)의 선택에 따라 상기 제 1 또는 제 2 프로토콜 처리기(42,41)를 제어해 주고 주변 장치(33,36,37,38)의 동작을 제어하는 마이콤(36)으로 구성된 것을 특징으로 하는 이중 프로토콜을 운용할 수 있는 주파수 공용 통신 단말기.An antenna 31 for transmitting and receiving an RF signal, an RF unit 32 for frequency converting and demodulating the received RF signal, and filtering and amplifying the demodulated received signal into a voice signal The main unit comprises an audio unit and amplifiers 33 and 34, a speaker 35 for outputting an audio signal amplified by the amplifier 34, a display 37 for displaying status information of the terminal, and a voice input. A microphone 40, a first or second protocol processor 42, 41 which allows the TRS terminal to be operated by a first or second protocol, a plurality of function keys and numeric keys and a first or second A keypad 38 with a mode selection key 39 for selecting a protocol and a control device for the first or second protocol processors 42 and 41 according to the selection of the mode selection key 39 and a peripheral device. Characterized in that composed of the microcomputer 36 for controlling the operation of (33, 36, 37, 38) Trunked communication terminal is capable of operating a dual protocol. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950026117A 1995-08-23 1995-08-23 Trs device with double protocol KR0162239B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950026117A KR0162239B1 (en) 1995-08-23 1995-08-23 Trs device with double protocol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950026117A KR0162239B1 (en) 1995-08-23 1995-08-23 Trs device with double protocol

Publications (2)

Publication Number Publication Date
KR970013851A true KR970013851A (en) 1997-03-29
KR0162239B1 KR0162239B1 (en) 1998-12-01

Family

ID=19424207

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950026117A KR0162239B1 (en) 1995-08-23 1995-08-23 Trs device with double protocol

Country Status (1)

Country Link
KR (1) KR0162239B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100715936B1 (en) * 1999-05-12 2007-05-11 주식회사 아이디어파크 Handphone having transmssion function of voice/letter of a short distance
KR100724951B1 (en) * 2005-09-15 2007-06-04 삼성전자주식회사 Method for setting communication mode in wireless terminal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100715936B1 (en) * 1999-05-12 2007-05-11 주식회사 아이디어파크 Handphone having transmssion function of voice/letter of a short distance
KR100724951B1 (en) * 2005-09-15 2007-06-04 삼성전자주식회사 Method for setting communication mode in wireless terminal

Also Published As

Publication number Publication date
KR0162239B1 (en) 1998-12-01

Similar Documents

Publication Publication Date Title
KR970013851A (en) Frequency common communication (TRS) terminal capable of operating dual protocol
KR20060122107A (en) Mobile communication terminal with frequency modulation and its operating method
KR960006354A (en) Combined wireless terminal with mobile phone / wireless phone
JPH07162498A (en) Telephone equipment
KR970056685A (en) Wireless intercom
ATE222671T1 (en) FULL DUPLEX RADIO TRANSMISSION SYSTEM WITH HALF DULEX FUNCTION
KR960039800A (en) Home Automation's Multi-Currency Devices
KR970009074A (en) Phone with digital clock
KR20020056776A (en) Apparatus for inputting keys in a portable communication terminal and method thereof
KR200306813Y1 (en) Mute Select Switch of Telephone Headsets
JPH0435322A (en) Wireless transmitter with voice operating function
KR970008989A (en) Portable Cordless Phone with Remote Control
KR200190078Y1 (en) Apparatus for wireless receiving set having long distance function in wireless telephone system
KR960040056A (en) Radio Frequency (RF) remote control transmitter and receiver
KR980007416A (en) Video phone with the features of a standard telephone
KR20040020591A (en) Mobile contain loudspeaker
KR980007391A (en) Door phone kit for connecting to the key phone system
KR20000037235A (en) Wireless headset
JPH0436337U (en)
JP2000306182A (en) Radio communication system
KR910009029A (en) Door phone wireless communication system
JPH07203001A (en) Dial tone generator
KR910007301A (en) Digital cordless telephone capable of cordless reception
KR960003128A (en) 1, 2 frequency, double frequency wireless transmitter / receiver with communication control system
KR970009464A (en) Remote control home appliance system with call function

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20020329

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee