To provide a radome for an on-vehicle radar device, which enables the achievement of an electromagnetic wave permeability required as a radome, and allows satisfactory snow melting with a high heater performance.SOLUTION: A radome 1 for on-vehicle radar comprises a heater line 3 wired so that its line segments are spaced apart from and in parallel with one another in a plane direction of an electromagnetic wave permeable base material. The line pitch d of the line segments of heater line 3 arrayed in parallel in an electromagnetic wave-transmitting region R of the base material is set to be 0.2-2.5 times a wavelength of an electromagnetic wave of a radar of an on-vehicle radar, and the plane occupancy rate of the line segments of the heater line 3 arrayed in parallel in the electromagnetic wave-transmitting region R of the base material is set to be over 10% to 35%.SELECTED DRAWING: Figure 1
【課題】レドームとして必要な電磁波の透過性を得ることができると共に、高いヒーター性能による良好な融雪を行うことができる車載レーダー装置用レドームを提供する。【解決手段】電磁波透過性の基材の面方向に離間して並列するように配線されるヒーター線3を備え、基材の電磁波透過領域Rで並列するヒーター線3の線ピッチdが車載レーダー装置のレーダーの電磁波の波長の0.2〜2.5倍に設定されていると共に、基材の電磁波透過領域Rで並列するヒーター線3の面占有率が10%超〜35%に設定されている車載レーダー装置用レドーム1。【選択図】図1
RADOME FOR ON-VEHICLE RADAR DEVICE
車載レーダー装置用レドーム
2020-09-10
Patent
Electronic Resource
Japanese
IPC: | H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / G01S RADIO DIRECTION-FINDING , Funkpeilung |
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