KR19980055095U - Drowsy driving prevention device using wireless signal - Google Patents
Drowsy driving prevention device using wireless signal Download PDFInfo
- Publication number
- KR19980055095U KR19980055095U KR2019960068294U KR19960068294U KR19980055095U KR 19980055095 U KR19980055095 U KR 19980055095U KR 2019960068294 U KR2019960068294 U KR 2019960068294U KR 19960068294 U KR19960068294 U KR 19960068294U KR 19980055095 U KR19980055095 U KR 19980055095U
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- amplifier
- receiver
- prevention device
- wireless signal
- Prior art date
Links
- 230000002265 prevention Effects 0.000 title claims description 11
- 206010041349 Somnolence Diseases 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003867 tiredness Effects 0.000 description 2
- 208000016255 tiredness Diseases 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/02—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
- B60K28/06—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
- B60K28/066—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver actuating a signalling device
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/10—Transducer, e.g. piezoelectric elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/221—Physiology, e.g. weight, heartbeat, health or special needs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/229—Attention level, e.g. attentive to driving, reading or sleeping
Abstract
본 고안은 졸음운전 방지장치에 관한 것으로, 신체의 맥박을 검출하는 압전소자(11)와, 상기 압전소자의 신호를 증폭하는 제1증폭기(12)와, 상기 제1증폭기의 신호를 변조하는 주파수변조부(13)와, 상기 주파수변조부에서 변조된 신호를 송신하는 트랜지스미터(14)로 이루어진 송신회로(10); 무선송신된 신호를 수신하는 수신부(21)와, 상기 수신부의 신호를 복조하는 주파수복조부(22)와, 상기 주파수복조부의 신호를 증폭하는 제2증폭기(23)와, 상기 제2증폭기의 신호를 기준신호와 비교하여 졸음운전을 판단하는 비교기(24)로 이루어진 수신회로(20)와, 상기 수신회로(20)에서 판단된 논리신호에 의해 졸음운전을 경보하는 경보장치(30)로 구성되어 졸음운전을 판단하여 경보음을 송출함으로써 운전자의 주의를 환기시키게 된다.The present invention relates to a device for preventing drowsy driving, comprising: a piezoelectric element (11) for detecting a pulse of a body, a first amplifier (12) for amplifying a signal of the piezoelectric element, and a frequency for modulating a signal of the first amplifier A transmission circuit (10) comprising a modulator (13) and a transistor (14) for transmitting a signal modulated by the frequency modulator; A receiver 21 for receiving a radio signal, a frequency demodulator 22 for demodulating the signal of the receiver, a second amplifier 23 for amplifying the signal of the frequency demodulator, and a signal of the second amplifier Is composed of a receiving circuit (20) consisting of a comparator (24) for determining a drowsiness operation by comparing with a reference signal, and an alarm device (30) for alarming the drowsiness operation by a logic signal determined by the receiving circuit (20). It determines the drowsy driving and alerts the driver by sending an alarm sound.
Description
본 고안은 졸음운전 방지장치에 관한 것으로, 특히 신체의 맥박을 검출하여 무선으로 전송하면 수신부에서 졸음운전으로 판단하고 경보음을 송출하도록 하는 무선신호를 이용한 졸음운전 방지장치에 관한 것이다.The present invention relates to a drowsy driving prevention device, and more particularly to a drowsiness driving prevention device using a wireless signal to detect the pulse of the body to transmit wirelessly to determine the drowsiness operation in the receiver and to transmit an alarm sound.
일반적으로 졸음운전은 신체의 피곤함과 더불어 탑승자의 호흡에 의해 발생하는 이산화탄소의 농도증가, 외부오염공기의 유입 등 여러 가지 요인이 복합적으로 작용하여 발생하는 것으로, 이러한 졸음운전을 방지하기 위한 방편으로 일정 주행시간 간격으로 휴식을 권하고 있지만 이를 무시하고 주행하는 경우가 대부분이며, 이러한 점을 감안하여 졸음운전 퇴치를 목적으로 다양한 고안이 제시된 바 있다.In general, drowsy driving is caused by a combination of factors such as tiredness of the body, increase in carbon dioxide concentration caused by the breathing of the occupant, inflow of external polluted air, and as a way to prevent drowsy driving. Although it is recommended to rest at intervals of driving time, the driving is often ignored, and in view of this, various designs have been proposed for the purpose of combating drowsy driving.
일예로 종래의 졸음운전 방지시스템은 신체의 변화 즉, 눈꺼플의 변위량을 통해 졸음운전으로 판단하고 경보를 하거나 또는 차량의 움직을 통해 감지하는 방법도 제시된 바 있으나, 검출이 용이하지 못해 이에 대한 대책이 절실히 요구되고있는 실정이다.For example, the conventional drowsiness driving prevention system has been proposed a method of judging the drowsiness driving through the change of the body, that is, the eyelid displacement and the alarm or by detecting the movement of the vehicle, but it is not easy to detect the measures This situation is desperately required.
본 고안은 이러한 점을 감안하여 안출된 것으로, 특히 신체의 맥박수를 검출하여 무선으로 송수신 한 후 졸음운전을 판단하고 경보음을 송출하여 주의를 환기시키도록 하는 무선신호를 이용한 졸음운전 방지장치를 제공하는데 목적이 있다.The present invention has been devised in view of this point, and in particular, it provides a drowsiness operation prevention device using a wireless signal to detect the pulse rate of the body and transmit and receive wirelessly to determine the drowsiness operation and to send out an alarm sound to call attention. The purpose is to.
이러한 목적을 달성하기 위한 본 고안의 무선신호를 이용한 졸음운전 방지장치는 신체의 맥박을 검출하는 맥박검출수단과, 상기 맥박검출수단에서 검출된 신호를 무선으로 송신하는 송신회로와, 상기 송신회로에서 송신된 무선신호를 수신하여 졸음운전인지를 판단하는 수신회로와, 상기 수신회로에서 판단된 논리신호에 의해 구동하는 경보장치로 구성됨을 특징으로 한다.Drowsiness driving prevention device using a wireless signal of the present invention for achieving the above object is a pulse detection means for detecting the pulse of the body, a transmission circuit for wirelessly transmitting the signal detected by the pulse detection means, and in the transmission circuit And a receiving circuit for receiving the transmitted radio signal to determine whether the user is a drowsy driving, and an alarm device driven by the logic signal determined by the receiving circuit.
상기 맥박검출수단은 압전소자로 이루어짐을 특징으로 한다.The pulse detection means is characterized by consisting of a piezoelectric element.
상기 송신회로는 압전소자의 신호를 증폭하는 제1증폭기와, 상기 제1증폭기의 신호를 변조하는 주파수변조부와, 상기 주파수변조부에서 변조된 신호를 송신하는 트랜지스미터로 이루어짐을 특징으로 한다.The transmitting circuit comprises a first amplifier for amplifying a signal of a piezoelectric element, a frequency modulator for modulating the signal of the first amplifier, and a transistor for transmitting a signal modulated by the frequency modulator. .
상기 수신회로는 수신회로에서 무선송신된 신호를 수신하는 수신부와, 상기 수신부의 신호를 복조하는 주파수복조부와, 상기 주파수복조부의 신호를 증폭하는 제2증폭기와, 상기 제2증폭기의 신호를 기준신호와 비교하여 졸음운전을 판단하는 비교기로 구성됨을 특징으로 한다.The receiving circuit includes a receiver for receiving a signal wirelessly transmitted from the receiver circuit, a frequency demodulator for demodulating the signal of the receiver, a second amplifier for amplifying the signal of the frequency demodulator, and a signal of the second amplifier. Characterized in that it consists of a comparator to determine the drowsiness operation compared to the signal.
도1은 본 고안의 졸음운전 방지장치를 보인 블록회로도이다.1 is a block circuit diagram showing a drowsiness operation prevention device of the present invention.
*도면의 주요부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *
10 : 송신회로11: 압전센서10: transmitting circuit 11: piezoelectric sensor
12 : 제1증폭부13 : 주파수변조부12: first amplifier 13: frequency modulator
14 : 트랜스미터20 : 수신회로14 transmitter 20 receiving circuit
21 : 수신부22 : 주파수복조부21 receiver 22 frequency demodulator
23 : 제2증폭기24 : 비교기23: second amplifier 24: comparator
30 : 경보장치30: alarm device
이하, 본고안의 바람직한 실시예를 첨부된 도면을 통해 상세하게 설명하면 다음과 같다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.
도1은 본 고안에 따른 졸음운전 방지장치를 보인 구성도로써, 도시한 바와 같이 신체의 맥박을 검출하는 압전소자(11)와, 상기 압전소자의 신호를 증폭하는 제1증폭기(12)와, 상기 제1증폭기의 신호를 변조하는 주파수변조부(13)와, 상기 주파수변조부에서 변조된 신호를 송신하는 트랜지스미터(14)로 이루어진 송신회로(10); 무선송신된 신호를 수신하는 수신부(12)와, 상기 수신부의 신호를 복조하는 주파수복조부(22)와, 상기 주파수복조부의 신호를 증폭하는 제2증폭기(23)와, 상기 제2증폭기의 신호를 기준신호와 비교하여 졸음운전을 판단하는 비교기(24)로 이루어진 수신회로(20)와, 상기 수신회로(20)에서 판단된 논리신호에 의해 졸음운전을 경보하는 경보장치(30)로 구성된다.1 is a block diagram showing a drowsiness operation prevention device according to the present invention, a piezoelectric element 11 for detecting the pulse of the body as shown, a first amplifier 12 for amplifying the signal of the piezoelectric element, A transmission circuit (10) comprising a frequency modulator (13) for modulating the signal of the first amplifier and a transistor (14) for transmitting a signal modulated by the frequency modulator; A receiver 12 for receiving a radio signal, a frequency demodulator 22 for demodulating the signal of the receiver, a second amplifier 23 for amplifying the signal of the frequency demodulator, and a signal of the second amplifier Is composed of a receiving circuit (20) consisting of a comparator (24) for determining a drowsiness operation by comparing with a reference signal, and an alarm device (30) for alerting the drowsiness operation by a logic signal determined by the receiving circuit (20). .
이하, 상기한 실시예 구성에 따른 작용을 상세하게 설명하면, 통상적으로 신체의 맥박수는 정상적으로 활동할 경우 거의 일정하지만 피곤하거나 수면을 하는등 신체에 변화가 발생하면 맥박수는 정상적인 맥박수보다 시간당 박동수가 감소하게 된다.Hereinafter, the action according to the above-described configuration of the embodiment will be described in detail. Typically, the pulse rate of the body is almost constant when the body is normally active, but when the body changes, such as tiredness or sleep, the pulse rate is reduced per hour than the normal pulse rate. do.
본 고안은 이러한 맥박수를 이용하여 졸음운전을 판단하는 것으로, 특히 감지된 맥박수를 송신회로(10)에서 무선으로 송신하면 수신회로(20)에서 기준맥박수와 비교하여 졸음운전을 판단하게 되며, 만약 수신된 맥박수가 기준 맥박수 보다 작을 경우 졸음운전으로 판단하여 경보장치(30)를 통해 경보음을 송출함으로써 운전자의 주의를 환기시키게 된다.The present invention is to determine the drowsiness operation using such a pulse rate, in particular, when the detected pulse rate is transmitted wirelessly from the transmitting circuit 10, the receiving circuit 20 determines the drowsiness operation compared with the reference pulse rate, When the pulse rate is smaller than the reference pulse rate is determined to be drowsy driving to alert the driver by sending an alarm sound through the alarm device (30).
이상에서 설명한 바와 같이 본 고안은 신체의 맥박수를 검출하여 졸음운전을 판단하고 경보음을 송출함으로 졸음운전으로 인한 사고를 미연에 방지할 수 있게 된다.As described above, the present invention detects the pulse rate of the body to determine drowsy driving and transmits an alarm sound to prevent an accident caused by drowsy driving in advance.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960068294U KR19980055095U (en) | 1996-12-31 | 1996-12-31 | Drowsy driving prevention device using wireless signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960068294U KR19980055095U (en) | 1996-12-31 | 1996-12-31 | Drowsy driving prevention device using wireless signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19980055095U true KR19980055095U (en) | 1998-10-07 |
Family
ID=54005643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019960068294U KR19980055095U (en) | 1996-12-31 | 1996-12-31 | Drowsy driving prevention device using wireless signal |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR19980055095U (en) |
-
1996
- 1996-12-31 KR KR2019960068294U patent/KR19980055095U/en not_active Application Discontinuation
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