Sensor unit, electronic apparatus, and moving object

Abstract

A sensor unit includes: a substrate; a first sensor module that is disposed at the substrate and that includes a first acceleration sensor; and a second sensor module that is disposed at the substrate and includes a second acceleration sensor, in which the first sensor module and the second sensor module are arranged to be adjacent to each other at one surface side of the substrate, the first acceleration sensor is eccentrically disposed at the second sensor module side in the first sensor module, and the second acceleration sensor is eccentrically disposed at the first sensor module side in the second sensor module.

What is claimed is: 
     
         1 . A sensor unit comprising:
 a substrate;   a first sensor module that is disposed at the substrate and includes a first acceleration sensor; and   a second sensor module that is disposed at the substrate and includes a second acceleration sensor, wherein   the first sensor module and the second sensor module are arranged to be adjacent to each other at one surface side of the substrate,   the first acceleration sensor is eccentrically disposed at the second sensor module side in the first sensor module, and   the second acceleration sensor is eccentrically disposed at the first sensor module side in the second sensor module.   
     
     
         2 . The sensor unit according to  claim 1 , wherein
 when an axis along a direction in which the first sensor module and the second sensor module are lined up is assumed as an X-axis, and   in plan view of the substrate, an axis orthogonal to the X-axis is assumed as a Y-axis,   the first acceleration sensor is located closer to the second sensor module side than a virtual line intersecting with a center of the first sensor module and extending in a direction along the Y-axis, and   the second acceleration sensor is located closer to the first sensor module side than a virtual line intersecting with a center of the second sensor module and extending in the direction along the Y-axis.   
     
     
         3 . The sensor unit according to  claim 1 , wherein
 when an axis along a direction in which the first sensor module and the second sensor module are lined up is assumed as an X-axis, and   in plan view of the substrate, an axis orthogonal to the X-axis is assumed as a Y-axis,   the first acceleration sensor is located in one of two quadrants located at the second sensor module side, among four quadrants divided by a virtual line which intersects with a center of the first sensor module and extends in a direction along the Y-axis and a virtual line which intersects with a center of the first sensor module and extends in a direction along the X-axis, and   the second acceleration sensor is located in a quadrant aligned in the direction along the X-axis with a quadrant in which the first acceleration sensor is disposed, of two quadrants located at the first sensor module side, among four quadrants divided by a virtual line which intersects with a center of the second sensor module and extends in the direction along the Y-axis and a virtual line which intersects with the center of the second sensor module and extends in the direction along the X-axis.   
     
     
         4 . The sensor unit according to  claim 1 , further comprising:
 a third sensor module that is disposed at the substrate and includes a third acceleration sensor, wherein   the third sensor module is located at the other surface side of the substrate, and is disposed to overlap with the first sensor module in plan view of the substrate, and   in plan view of the substrate, the third acceleration sensor is eccentrically disposed at the second sensor module side in the third sensor module.   
     
     
         5 . The sensor unit according to  claim 4 , further comprising:
 a control portion that controls driving of the first sensor module, the second sensor module, and the third sensor module, wherein   the control portion is located at the other surface side of the substrate, and is disposed to overlap with the second sensor module in plan view of the substrate.   
     
     
         6 . The sensor unit according to  claim 4 , further comprising:
 a fourth sensor module that is disposed at the substrate and includes a fourth acceleration sensor, wherein   the fourth sensor module is located at the other surface side of the substrate, and is disposed to overlap with the second sensor module in plan view of the substrate, and   in plan view of the substrate, the fourth acceleration sensor is eccentrically disposed at the first sensor module side in the fourth sensor module.   
     
     
         7 . The sensor unit according to  claim 1 , wherein
 each of the first sensor module and the second sensor module includes an angular velocity sensor.   
     
     
         8 . The sensor unit according to  claim 7 , wherein
 the angular velocity sensor includes a crystal oscillator.   
     
     
         9 . An electronic apparatus comprising:
 the sensor unit according to  claim 1 ; and   a control circuit that performs a control based on a detection signal output from the sensor unit.   
     
     
         10 . A moving object comprising:
 the sensor unit according to  claim 1 ; and   a control circuit that performs a control based on a detection signal output from the sensor unit.