JP7374917B2 - 運転者警告システム - Google Patents
運転者警告システム Download PDFInfo
- Publication number
- JP7374917B2 JP7374917B2 JP2020550949A JP2020550949A JP7374917B2 JP 7374917 B2 JP7374917 B2 JP 7374917B2 JP 2020550949 A JP2020550949 A JP 2020550949A JP 2020550949 A JP2020550949 A JP 2020550949A JP 7374917 B2 JP7374917 B2 JP 7374917B2
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- Prior art keywords
- circuit
- signal
- conductor
- insulator
- ultrasonic wave
- Prior art date
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J27/00—Safety equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
- B62J50/20—Information-providing devices
- B62J50/21—Information-providing devices intended to provide information to rider or passenger
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
- B62J45/40—Sensor arrangements; Mounting thereof
- B62J45/41—Sensor arrangements; Mounting thereof characterised by the type of sensor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J50/00—Arrangements specially adapted for use on cycles not provided for in main groups B62J1/00 - B62J45/00
- B62J50/20—Information-providing devices
- B62J50/21—Information-providing devices intended to provide information to rider or passenger
- B62J50/22—Information-providing devices intended to provide information to rider or passenger electronic, e.g. displays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/04—Systems determining presence of a target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/524—Transmitters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0688—Integrated circuits having a three-dimensional layout
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1203—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
- H01L27/1207—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI combined with devices in contact with the semiconductor body, i.e. bulk/SOI hybrid circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
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- Computer Networks & Wireless Communication (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Thin Film Transistor (AREA)
- Electronic Switches (AREA)
- Emergency Alarm Devices (AREA)
- Traffic Control Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
図2A、図2Bは運転者警告システムに係る構成を説明する図である。
図3A、図3Bは運転者警告システムに係る構成を説明する図である。
図4は運転者警告システムに係る構成を説明する図である。
図5は運転者警告システムに係る構成を説明する図である。
図6は運転者警告システムに係る構成を説明する図である。
図7A、図7B、図7Cは運転者警告システムに係る構成を説明する図である。
図8A、図8Bは運転者警告システムに係る構成を説明する図である。
図9A、図9Bは運転者警告システムに係る構成を説明する図である。
図10はトランジスタの構成例を示す断面模式図である。
図11はトランジスタの構成例を示す断面模式図である。
図12A、図12B、図12Cはトランジスタの構成例を示す上面図、及び断面模式図である。
図13A、図13B、図13C、図13D、図13Eは半導体ウエハおよび電子部品の構成を説明する図である。
図14A、図14B、図14Cは電子機器の構成例を示す図である。
本発明の一態様の運転者警告システムの構成および動作について、図1乃至図9を用いて説明する。本発明の一態様の運転者警告システムは、超音波を受信して得られる信号に遅延を与え、参照信号と比較することで物体の有無の検知、物体までの距離を検知することができる反響定位(エコーロケーション)装置としての機能を有する。
本実施の形態では、上記実施の形態で説明した遅延回路等の回路構成に適用可能なトランジスタの構成、具体的には異なる電気特性を有するトランジスタを積層して設ける断面模式図の構成について説明する。当該構成とすることで、回路の設計自由度を高めることができる。また、異なる電気特性を有するトランジスタを積層して設けることで、回路の集積度を高めることができる。
本実施の形態では、運転者警告システムを適用可能なデバイス(半導体装置)の一例として、電子部品、および電子部品を適用可能なウエアラブル機器等について説明する。
図13Aは、電子部品の作製方法例を示すフローチャートである。電子部品は、半導体パッケージ、またはIC用パッケージともいう。この電子部品は、端子取り出し方向や、端子の形状に応じて、複数の規格や名称が存在する。そこで、本実施の形態では、その一例について説明することにする。以下述べる電子部品は、上記実施の形態1の筐体10あるいは筐体20の電子部品に適用可能である。
次いで、ウエアラブル型の電子機器あるいは筐体に、上述の電子部品を適用する場合について説明する。
以上の実施の形態、及び実施の形態における各構成の説明について、以下に付記する。
Claims (6)
- 第1の超音波を発信する第1の発信回路と、
第2の超音波を受信する第1の受信回路と、
前記第2の超音波から得られる信号に遅延を与え、周波数、パルス繰り返し周波数、あるいは波長等の異なる参照信号と比較し、物体の有無を検知する演算回路と、
前記演算回路で得られる信号を基に第3の超音波を発信する第2の発信回路と、を有する第1の筐体と、
前記第3の超音波を受信する第2の受信回路を有する第2の筐体と、を有し、
前記演算回路は、
前記第2の超音波に応じた電位を異なるタイミングで選択する第1選択回路と、
前記第2の超音波に応じた電位を保持する複数の信号保持回路と、
前記複数の信号保持回路のいずれか一を選択する第2選択回路と、
前記第2選択回路で選択されて出力される信号が入力される信号処理回路と、を有し、
前記複数の信号保持回路は、それぞれ、第1トランジスタを有し、
前記第2の超音波は、前記第1の超音波が反射して得られる超音波であり、
前記第1トランジスタは、チャネル形成領域に酸化物半導体を有する半導体層を有し、
前記第2選択回路は、前記複数の信号保持回路をそれぞれ異なるタイミングで選択することで、前記第2の超音波を遅延した信号を生成し、
前記信号をもとに生成された前記第3の超音波を前記第2の筐体に送信する、運転者警告システム。 - 第1の超音波を発信する第1の発信回路と、
第2の超音波を受信する第1の受信回路と、
第3の超音波を発信する第2の発信回路と、
第4の超音波を受信する第2の受信回路と、
前記第2の超音波および前記第4の超音波から得られる信号に遅延を与え、周波数、パルス繰り返し周波数、あるいは波長等の異なる参照信号と比較し、物体の有無を検知する演算回路と、
前記演算回路で得られる信号を基に第5の超音波を発信する第3の発信回路と、を有する第1の筐体と、
前記第5の超音波を受信する第3の受信回路を有する第2の筐体と、を有し、
前記演算回路は、
前記第2の超音波または前記第4の超音波に応じた電位を異なるタイミングで選択する第1選択回路と、
前記第2の超音波または前記第4の超音波に応じた電位を保持する複数の信号保持回路と、
前記複数の信号保持回路のいずれか一を選択する第2選択回路と、
前記第2選択回路で選択されて出力される信号が入力される信号処理回路と、を有し、
前記第2の超音波は、前記第1の超音波が反射して得られる超音波であり、
前記第4の超音波は、前記第3の超音波が反射して得られる超音波であり、
前記複数の信号保持回路は、それぞれ、第1トランジスタを有し、
前記第1トランジスタは、チャネル形成領域に酸化物半導体を有する半導体層を有し、
前記第2選択回路は、前記複数の信号保持回路をそれぞれ異なるタイミングで選択することで、前記第2の超音波または前記第4の超音波を遅延した信号を生成し、
前記信号をもとに生成された前記第5の超音波を前記第2の筐体に送信する、運転者警告システム。 - 請求項1または2において、
前記第1トランジスタは、前記第1選択回路における選択スイッチとして機能する運転者警告システム。 - 請求項1乃至3のいずれか一において、
前記複数の信号保持回路はそれぞれ、第2トランジスタを有する増幅回路を有し、
前記第2トランジスタは、チャネル形成領域に酸化物半導体を有する半導体層を有する運転者警告システム。 - 請求項1乃至4のいずれか一において、
前記第2選択回路は、第3トランジスタを有し、
前記第3トランジスタは、チャネル形成領域に酸化物半導体を有する半導体層を有する運転者警告システム。 - 請求項1乃至5のいずれか一において、
前記信号処理回路は、差動回路と、積分回路と、コンパレータと、三角波生成回路と、を有し、
前記差動回路には、第1電圧および第2電圧が入力され、
前記積分回路には、前記差動回路の出力信号が入力され、
前記コンパレータには、前記積分回路の出力信号および前記三角波生成回路の出力信号が入力される運転者警告システム。
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US20220041242A1 (en) | 2022-02-10 |
CN112805592A (zh) | 2021-05-14 |
JPWO2020074998A1 (ja) | 2021-11-18 |
KR20210071952A (ko) | 2021-06-16 |
WO2020074998A1 (ja) | 2020-04-16 |
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