JPWO2021225865A5 - - Google Patents

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Publication number
JPWO2021225865A5
JPWO2021225865A5 JP2022567328A JP2022567328A JPWO2021225865A5 JP WO2021225865 A5 JPWO2021225865 A5 JP WO2021225865A5 JP 2022567328 A JP2022567328 A JP 2022567328A JP 2022567328 A JP2022567328 A JP 2022567328A JP WO2021225865 A5 JPWO2021225865 A5 JP WO2021225865A5
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Japan
Prior art keywords
vehicle
speed
data
tire pressure
determining
Prior art date
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Pending
Application number
JP2022567328A
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Japanese (ja)
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JP2023524992A (en
Publication date
Priority claimed from US16/865,963 external-priority patent/US11080949B1/en
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Publication of JP2023524992A publication Critical patent/JP2023524992A/en
Publication of JPWO2021225865A5 publication Critical patent/JPWO2021225865A5/ja
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Claims (15)

車両であって、
本体と、
前記本体の中に配置され、ユーザインターフェースを備える内部と、
ホイール組立体と、
前記ホイール組立体の回転速度を感知し、前記回転速度に基づく速度センサデータを提供するように構成された速度センサと、
前記ホイール組立体のタイヤ圧を感知し、タイヤ圧データを提供するように構成されたタイヤ圧センサと、
路面が濡れていることを特定し、天候データを提供するように構成された第1のセンサと、
少なくとも視覚モードおよび赤外線モードのうちの一方において選択的に作動するように構成された、マルチモードの外向きカメラと、
温度データを提供するように構成された温度センサと、
前記速度センサ、前記第1のセンサ、前記タイヤ圧センサ、前記マルチモードの外向きカメラ、前記温度センサ、および前記内部に通信可能に結合されたコントローラと、
を備え、前記コントローラは、
前記天候データを受信し、
前記天候データから、前記車両が濡れた面を走行していることを特定し、
前記速度センサデータを受信し、
前記速度センサデータから前記車両の対地速度を特定し、
前記タイヤ圧データを受信し、
前記タイヤ圧データから前記ホイール組立体の前記タイヤ圧を特定し、
前記タイヤ圧データから特定された前記ホイール組立体の前記タイヤ圧に基づいて、ハイドロプレーニング速度を特定し、
前記対地速度が前記ハイドロプレーニング速度を超えることを特定し、
前記対地速度が前記ハイドロプレーニング速度を超えることの前記特定に基づいて、前記ユーザインターフェースでハイドロプレーニングの警告を出力し、
前記温度データを受信し、
前記温度データに基づいて、外部温度が凍結可能性のリスクの増加を示していることを特定し、
前記凍結可能性のリスクの増加の特定に基づいて、前記マルチモードの外向きカメラを前記赤外線モードに設定する、ように構成される、車両。
A vehicle,
The main body,
an interior portion disposed within the body and including a user interface;
A wheel assembly;
a speed sensor configured to sense a rotational speed of the wheel assembly and provide speed sensor data based on the rotational speed;
a tire pressure sensor configured to sense tire pressure on the wheel assembly and provide tire pressure data;
a first sensor configured to identify a wet road surface and provide weather data;
a multi-mode outward-looking camera configured to selectively operate in at least one of a visual mode and an infrared mode;
a temperature sensor configured to provide temperature data;
a controller communicatively coupled thereto; the speed sensor , the first sensor, the tire pressure sensor, the multi-mode outward-facing camera, the temperature sensor, and the controller communicatively coupled thereto;
The controller comprises:
receiving the weather data;
Identifying from the weather data that the vehicle is traveling on a wet surface;
receiving the speed sensor data;
determining a ground speed of the vehicle from the speed sensor data;
receiving the tire pressure data;
determining the tire pressure of the wheel assembly from the tire pressure data;
determining a hydroplaning speed based on the tire pressure of the wheel assembly determined from the tire pressure data ;
determining that the ground speed exceeds the hydroplaning speed;
outputting a hydroplaning warning at the user interface based on the determination that the ground speed exceeds the hydroplaning speed;
receiving the temperature data;
Identifying, based on the temperature data, that the external temperature indicates an increased risk of freezing;
The vehicle is configured to set the multi-mode outward-facing camera to the infrared mode based on the identification of an increased risk of icing.
時間当たりのマイル数における前記ハイドロプレーニング速度は、平方インチ当たりのポンドにおける前記タイヤ圧の平方根に第1の因数を乗じることによって特定される、請求項1に記載の車両。 The vehicle of claim 1, wherein the hydroplaning speed in miles per hour is determined by multiplying the square root of the tire pressure in pounds per square inch by a first factor. 前記第1の因数は、事前に決定された因数である、請求項2に記載の車両。 The vehicle of claim 2 , wherein the first factor is a predetermined factor. 前記第1の因数は9の値を有する、請求項2に記載の車両。The vehicle of claim 2 , wherein the first factor has a value of nine. 前記車両は自律車両であり、前記コントローラは、
前記対地速度が前記ハイドロプレーニング速度を超えることの前記特定に基づいて、前記車両の前記対地速度を低下させるようにさらに構成される、請求項1に記載の車両。
The vehicle is an autonomous vehicle, and the controller is
The vehicle of claim 1 , further configured to reduce the ground speed of the vehicle based on the determination that the ground speed exceeds the hydroplaning speed.
記車両は、GPSデータを出力するように構成された全地球測位システム(GPS)センサをさらに備え、前記コントローラは、
前記GPSデータを受信し、
前記GPSデータに基づいて前記車両のGPS速度を特定し、
前記GPS速度を前記対地速度と比較し、
前記対地速度に対する前記GPS速度の前記比較に基づいて、前記ホイール組立体のタイヤの摩耗の量を特定し、
前記摩耗の量が閾値量を超えることを特定し、
前記摩耗の量が前記閾値量を超えることの前記特定に基づいて、前記ユーザインターフェースでタイヤの摩耗の警告を出力する、ようにさらに構成される、請求項1に記載の車両。
The vehicle further comprises a Global Positioning System (GPS) sensor configured to output GPS data, and the controller further comprises:
receiving the GPS data;
determining a GPS speed of the vehicle based on the GPS data;
Comparing the GPS speed to the ground speed;
determining an amount of tire wear on the wheel assembly based on the comparison of the GPS speed to the ground speed;
determining that the amount of wear exceeds a threshold amount;
The vehicle of claim 1 , further configured to output a tire wear warning at the user interface based on the determining that the amount of wear exceeds the threshold amount.
前記摩耗の量が前記閾値量を超えることの前記特定は、前記GPS速度が閾値量だけ前記対地速度より高いことを特定することを含む、請求項に記載の車両。 The vehicle of claim 6 , wherein the determining that the amount of wear exceeds the threshold amount includes determining that the GPS speed is greater than the ground speed by a threshold amount. 前記ハイドロプレーニング速度は、前記摩耗の量に基づいて調節される、請求項に記載の車両。 The vehicle of claim 6 , wherein the hydroplaning speed is adjusted based on the amount of wear. 前記対地速度は、前記タイヤ圧データにさらに基づいて特定される、請求項に記載の車両。 The vehicle of claim 6 , wherein the ground speed is determined further based on the tire pressure data. 前記車両は、
第三者から通信データを受信するように構成された通信モジュールをさらに備える、請求項1に記載の車両。
The vehicle is
The vehicle of claim 1 , further comprising a communications module configured to receive communications data from a third party.
前記車両が前記濡れた面を走行していることの前記特定は、さらに前記通信データに基づく、請求項10に記載の車両。The vehicle of claim 10 , wherein the identification that the vehicle is traveling on a wet surface is further based on the communication data. 前記コントローラは、
前記通信データを受信し、
前記通信データが歩行者から受信されたことを特定し、
前記車両の近くの前記歩行者の存在を特定し、
前記ユーザインターフェースに歩行者警報を出力するようにさらに構成される、請求項10に記載の車両。
The controller:
receiving the communication data ;
Identifying that the communication data is received from a pedestrian ;
Identifying the presence of the pedestrian near the vehicle;
The vehicle of claim 10 , further configured to output a pedestrian warning to the user interface.
前記通信データは、歩行者と対応付けられたモバイルデバイスによって生成される、請求項12に記載の車両。The vehicle of claim 12 , wherein the communication data is generated by a mobile device associated with a pedestrian. 非一時的機械読み取り可能媒体であって、A non-transitory machine-readable medium, comprising:
第1のセンサから天候データを受信し、receiving weather data from a first sensor;
前記天候データから、車両が濡れた面を走行していることを特定し、Identifying from the weather data that the vehicle is traveling on a wet surface;
前記車両の速度センサから速度センサデータを受信し、receiving speed sensor data from a speed sensor of the vehicle;
前記速度センサデータから前記車両の対地速度を特定し、determining a ground speed of the vehicle from the speed sensor data;
前記車両のホイール組立体のタイヤ圧センサからタイヤ圧データを受信し、receiving tire pressure data from a tire pressure sensor of a wheel assembly of the vehicle;
前記タイヤ圧データから前記ホイール組立体のタイヤ圧を特定し、determining a tire pressure for the wheel assembly from the tire pressure data;
前記タイヤ圧データから特定された前記ホイール組立体の前記タイヤ圧に基づいて、ハイドロプレーニング速度を特定し、determining a hydroplaning speed based on the tire pressure of the wheel assembly determined from the tire pressure data;
前記対地速度が前記ハイドロプレーニング速度を超えることを特定し、determining that the ground speed exceeds the hydroplaning speed;
前記対地速度が前記ハイドロプレーニング速度を超えることの前記特定に基づいて、前記車両のユーザインターフェースでハイドロプレーニングの警告を出力し、outputting a hydroplaning warning at a user interface of the vehicle based on the determination that the ground speed exceeds the hydroplaning speed;
温度センサから温度データを受信し、Receives temperature data from a temperature sensor;
前記温度データに基づいて、外部温度が凍結可能性のリスクの増加を示していることを特定し、Identifying, based on the temperature data, that the external temperature indicates an increased risk of freezing;
前記凍結可能性のリスクの増加の特定に基づいて、少なくとも視覚モードおよび赤外線モードのうちの一方において選択的に作動するように構成された、マルチモードカメラを前記赤外線モードに設定する、ことを含む動作を自動車コントローラに実行させるように構成される、非一時的機械読み取り可能媒体。A non-transitory machine-readable medium configured to cause a vehicle controller to perform an operation including setting a multi-mode camera, the multi-mode camera configured to selectively operate in at least one of a visual mode and an infrared mode, to the infrared mode based on the identification of an increased risk of icing.
前記車両は自律車両である、請求項14に記載の非一時的機械読み取り可能媒体。15. The non-transitory machine-readable medium of claim 14, wherein the vehicle is an autonomous vehicle.
JP2022567328A 2020-05-04 2021-04-29 Predictive vehicle motion assistance Pending JP2023524992A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/865,963 2020-05-04
US16/865,963 US11080949B1 (en) 2020-05-04 2020-05-04 Predictive vehicle operating assistance
PCT/US2021/029946 WO2021225865A1 (en) 2020-05-04 2021-04-29 Predictive vehicle operating assistance

Publications (2)

Publication Number Publication Date
JP2023524992A JP2023524992A (en) 2023-06-14
JPWO2021225865A5 true JPWO2021225865A5 (en) 2024-05-13

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JP2022567328A Pending JP2023524992A (en) 2020-05-04 2021-04-29 Predictive vehicle motion assistance

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US (2) US11080949B1 (en)
EP (1) EP4146514A1 (en)
JP (1) JP2023524992A (en)
KR (1) KR20230041960A (en)
WO (1) WO2021225865A1 (en)

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