KR950010406A - Wireless communication device between host and terminal and method - Google Patents

Wireless communication device between host and terminal and method Download PDF

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Publication number
KR950010406A
KR950010406A KR1019930018623A KR930018623A KR950010406A KR 950010406 A KR950010406 A KR 950010406A KR 1019930018623 A KR1019930018623 A KR 1019930018623A KR 930018623 A KR930018623 A KR 930018623A KR 950010406 A KR950010406 A KR 950010406A
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South Korea
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receiving
signal
transmitting
data
wireless communication
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KR1019930018623A
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Korean (ko)
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강성훈
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이종수
금성알프스전자 주식회사
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Priority to KR1019930018623A priority Critical patent/KR950010406A/en
Publication of KR950010406A publication Critical patent/KR950010406A/en

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Abstract

본 발명은 호스트와 단말기간의 통신장치 및 그 방법에 관한 것으로서, 여러대의 호스트와 여러대의 단말기간에 무선접속이 가능토록 하여 호스트와 여러대의 단말기간의 무선통신에 따른 통신시간의 지연을 없애고 사용상의 편리성을 향상시키도록 한 것이다.The present invention relates to a communication apparatus and a method between a host and a terminal, and to enable a wireless connection between a plurality of hosts and a plurality of terminals to eliminate the delay of the communication time due to the wireless communication between the host and a plurality of terminals, the convenience of use It is to improve the.

이와 같은 본 발명은 안테나를 통해 수신되는 신호를 복조하는 수신수단과, 송신데이타를 변조하여 상기 안테나를 통해 송출하는 송신수단과, 상기 송신수단 및 수신수단의 송수신 채널에 따른 반송파를 발진시키는 반송파 발생수단과, 상기 반송파 발생수단에 채널선택신호를 인가시켜 상기 수신수단 및 송신수단을 통하여 데이타 송수신하는 마이콤과, 상기 마이콤을 통해 그 무선통신장치가 연결되는 호스트 또는 단말기측과 송수신 데이타 및 제어신호를 입출력하는 통신 콘넥터를 포함시켜 무선통신장치를 구성하고, 이를 여러대의 호스트와 여러대의 단말기에 각각 연결하며, 각각 다른 식별번호를 부여하여 식별번호에 따라 송수신하게 함으로써, 여러대의 호스트와 여러대의 단말기간에 무선통신이 가능해진다.As described above, the present invention provides a receiving means for demodulating a signal received through an antenna, a transmitting means for modulating transmission data to be transmitted through the antenna, and a carrier generation for oscillating a carrier according to a transmission / reception channel of the transmitting means and the receiving means. And a microcomputer for transmitting and receiving data through the receiving means and the transmitting means by applying a channel selection signal to the carrier generating means, and transmitting and receiving data and control signals with a host or terminal side to which the wireless communication device is connected through the microcomputer. Including a communication connector that inputs and outputs, configures a wireless communication device and connects it to multiple hosts and multiple terminals, respectively, and assigns a different identification number to transmit and receive according to the identification number, so that between multiple hosts and multiple terminals Wireless communication is possible.

Description

호스트와 단말기간의 무선통신장치 및 그 방법Wireless communication device between host and terminal and method

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

제1도는 본 발명에 의한 호스트와 단말기간의 무선통신장치 구성도,1 is a block diagram of a wireless communication device between a host and a terminal according to the present invention;

제21도는 본 발명에 의한 호스트와 단말기 간의 무선통신장치의 변형 실시예를 보인 구성도,21 is a configuration diagram showing a modified embodiment of a wireless communication device between a host and a terminal according to the present invention;

제3도는 본 발명에 의한 호스트와 단말기간의 무선통신장치의 송신 제어 흐름도,3 is a flowchart illustrating a transmission control of a wireless communication device between a host and a terminal according to the present invention;

제4도는 본 발명에 의한 호스트와 단말기간의 무선통신장치의 수신 제어 흐름도,4 is a flowchart illustrating a reception control of a wireless communication device between a host and a terminal according to the present invention;

제5도는 본 발명에 의한 호스트와 단말기간의 무선통신장치의 변형 실시예에 따른 수신 제어 흐름도.5 is a flowchart illustrating a reception control according to a modified embodiment of a wireless communication device between a host and a terminal according to the present invention.

Claims (9)

안테나를 통해 수신되는 신호를 복조하는 수신수단과, 수신측으로의 송신데이타를 변조하여 상기 안테나를 통해 송출하는 송신수단과, 상기 송신수단 및 상기 수신수단의 송수신 채널에 따른 반송파를 발진시키는 반송파 발생수단과, 상기 반송파 발생수단에 채널선택신호를 인가시켜 상기 수신수단 및 상기 송신수단을 통하여 데이타를 송수신하는 마이콤과, 상기 마이콤을 통해 상기 무선통신장치가 연결되는 호스트 또는 단말기측과 송수신 데이타 및 제어신호를 입출력하는 통신 콘덱터를 포함하여 구성함을 특징으로 하는 호스트와 단말기간의 무선통신 장치.Receiving means for demodulating a signal received through an antenna, transmitting means for modulating transmission data to a receiving side and transmitting through the antenna, and carrier generating means for oscillating a carrier according to a transmission / reception channel of the transmitting means and the receiving means. And a microcomputer for transmitting and receiving data through the receiving means and the transmitting means by applying a channel selection signal to the carrier generating means, and transmitting and receiving data and control signals with a host or terminal side to which the wireless communication device is connected through the microcomputer. Wireless communication device between the host and the terminal, characterized in that it comprises a communication indexer for inputting and outputting. 제1항에 있어서, 반송파 발생수단은 입력신호가 있는 경우에만 발진하는 인젝션 발진기가 사용된 것을 특징으로 하는 호스트와 단말기간의 무선통신장치.The radio communication apparatus according to claim 1, wherein the carrier generating means uses an injection oscillator which oscillates only when there is an input signal. 제1항 또는 제2항에 있어서, 통신 콘넥터는 병렬통신 콘넥터인 것을 특징으로 하는 호스트와 단말기간의 무선통신장치.The wireless communication device according to claim 1 or 2, wherein the communication connector is a parallel communication connector. 제1항 또는 제2항에 있어서, 통신 콘넥터는 직렬통신 콘넥터 구동수단 및 직렬통신 콘넥터인 것을 특징으로 하는 호스트와 단말기간의 무선통신장치.The radio communication apparatus according to claim 1 or 2, wherein the communication connector is a serial communication connector driving means and a serial communication connector. 제1항 또는 제2항에 있어서, 통신 콘넥터는 병렬통신 콘넥터와, 직렬통신 구동 수단 및 직렬통신 콘넥터가 구비되어 구성된 것을 특징으로 하는 호스트와 단말기간의 무선통신장치.The wireless communication device according to claim 1 or 2, wherein the communication connector comprises a parallel communication connector, a serial communication driving means, and a serial communication connector. 호스트 또는 단말기와 연결된 포트가 병렬포트인지 직렬포트인지를 판별하여 해당포트의 플래그를 세트시키고 대기상태에 들어가는 초기과정과, 파워절약 모드로 대기상태에 있다가 송신 인터럽트가 걸리면, 송신 채널을 선택하고 수신측의 식별신호를 송출한후 안테나를 통해 데이타를 송출하여 데이타송신을 하는 송신과정과, 상기 데이타 송신후 수신측으로부터의 수신 반송파가 검출된 후, 수신된 식별신호가 자신의 식별신호인 경우에 수신모드를 세트시켜 안테나를 통해 데이타를 수신받는 수신과정을 수행하도록 이루어진 것을 특징으로 하는 호스트와 단말기간의 무선통신방법.Determine whether the port connected to the host or terminal is a parallel port or serial port, set the flag of the corresponding port, enter the standby mode, select the transmission channel when the transmission interrupt occurs after waiting in the power saving mode. When transmitting the data through the antenna after transmitting the identification signal of the receiving side and transmitting data, and after receiving the received carrier wave from the receiving side after the data transmission, the received identification signal is its own identification signal A wireless communication method between a host and a terminal, wherein the reception mode is set to perform a reception process of receiving data through an antenna. 제6항에 있어서, 송신과정은 송신 인터럽트가 걸리면, 그 무선통신장치와 연결된 호스트 또는 단말기로부터 송신하고자하는 1바이트의 데이타를 통신포트를 통해 입력받는 단계와, 1바이트의 데이타를 입력받은후 통화중 신호를 그 호스트 또는 단말기에 송신하고, 반송파가 검출될때까지 채널제어신호를 출력하여 사용가능한 채널을 찾는 단계와, 사용가능한 채널을 찾은후 상대방으로부터 통화중신호가 수신되지 않을때까지 상대방 식별신호(ID)를 송출하는 단계와, 상대방의 통화중신호가 수신되지 않으면, 상기 1바이트의 데이타를 송출하고 상기 호스트 또는 단말기측에 송신하는 통화중신호를 해제시키는 단계와, 통화중신호 해제이후 스트로브신호가 입력되는지를 체크하여 상기 1바이트의 데이타를 입력받은 단계부터 반복수행하고, 소정시간 동안 상기 스트로브신호가 입력되지 않으면 송신을 종료하고 상기 대기상태로 되돌아가는 단계를 수행하도록 이루어진 것을 특징으로 하는 호스트와 단말기 간의 무선통신방법.The method of claim 6, wherein, when a transmission interruption occurs, the step of receiving a signal from a host or a terminal connected to the wireless communication device through a communication port is received, and receiving a byte of data. Transmitting a middle signal to the host or terminal, outputting a channel control signal until a carrier is detected, and searching for an available channel; and searching for an available channel until the other party's busy signal is not received from the other party. (ID) is sent; if the busy signal of the other party is not received; transmitting the one byte of data and releasing the busy signal transmitted to the host or the terminal; and strobe after the busy signal is released. Checks whether a signal is input and repeats from the step of receiving the 1-byte data, and a predetermined time And if the strobe signal is not input during the process, ending the transmission and returning to the standby state. 제6항에 있어서, 수신과정은 채널을 검색하는 단계하에 반송파가 검출되는지를 검색하는 단계와, 반송파가 검출되면, 수신되는 식별신호가 자신의 식별신호인지를 판별하는 단계와, 자신의 식별신호인 경우에 수신모드를 세트시키는 단계와, 수신모드 세트후에 데이타를 수신받음과 아울러 상대방에게 통화중신호를 송출하는 데이타 수신단계와, 데이타 수신후에 상기 통화중신호를 해제하고 스트로브신호가 수신되는지를 검색하여 상기 데이타 수신단계를 반복하는 단계와, 상기 스트로브신호가 수신되지 않으면, 소정시간동안 그 스트로브신호의 수신여부를 검색하여 상기 소정시간이 결과될때까지 상기 스트로브신호가 수신되지 않으면, 상기 채널검색단계로 되돌아가는 단계로 이루어진 것을 특징으로 하는 호스트와 단말기간의 무선통신방법.The method of claim 6, wherein the receiving process comprises: searching whether a carrier is detected under the step of searching for a channel; if the carrier is detected, determining whether the received identification signal is its own identification signal; Is set to a reception mode, a data reception step of receiving data after the reception mode is set, and transmitting a busy signal to the other party; and canceling the busy signal and receiving a strobe signal after receiving data. Searching and repeating the data receiving step; if the strobe signal is not received, searching whether the strobe signal is received for a predetermined time, and if the strobe signal is not received until the predetermined time is reached, searching for the channel. The wireless communication method between the host and the terminal, characterized in that consisting of steps back. 제8항에 있어서, 수신과정은 인젝션 발진기를 사용하는 무선통신 장치인 경우에, 수신기에 상기 채널검색없이 반송파가 검출되는지를 검색하도록 이루어진 것을 특징으로 하는 호스트와 단말기간의 무선통신방법.The wireless communication method according to claim 8, wherein the reception process is configured to search whether the receiver detects a carrier without the channel search in the case of a wireless communication device using an injection oscillator. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930018623A 1993-09-16 1993-09-16 Wireless communication device between host and terminal and method KR950010406A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100247254B1 (en) * 1997-09-23 2000-03-15 신윤식 Terminal apparatus for two-way radio communication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100247254B1 (en) * 1997-09-23 2000-03-15 신윤식 Terminal apparatus for two-way radio communication

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