IP Library › Granted Patent US 12,625,161
Granted Patent B2
US 12,625,161 · App. 18/685,064 · Granted May 12, 2026

Semiconductor module inspection device

Inventors: Masayuki Takahashi (Musashino, JP); Kentaro Honda (Musashino, JP)
Assignee: NTT, Inc.
G01R1/0458G01R31/2601
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Quick Facts
Patent No.
US 12,625,161
App. No.
18/685,064
Granted
May 12, 2026
Kind
B2
Abstract

A semiconductor module inspection device of the present disclosure includes a PCB substrate, an IC socket that accommodates a semiconductor module disposed on a first main surface of the PCB substrate, a first temperature control device disposed in contact with an upper surface of the IC socket, and a second temperature control device disposed in contact with a second main surface of the PCB substrate. In an embodiment, the first temperature control device and the second temperature control device have a Peltier element and a heat dissipation fin. In an embodiment, the semiconductor module inspection device further includes a chamber structure including a chamber upper portion connected to the heat dissipation surface of the first temperature control device, a chamber lower portion connected to the heat dissipation surface of the second temperature control device, and a purge mechanism for purging the chamber internal space with dried air.

Claims (48)

1 . A semiconductor module inspection device, comprising:

a printed circuit board (PCB) substrate;

an integrated circuit (IC) socket that accommodates a semiconductor module disposed on a first main surface of the PCB substrate;

a first temperature control device disposed in contact with an upper surface of the IC socket;

a second temperature control device disposed in contact with a second main surface of the PCB substrate; and

a chamber structure including a chamber upper portion in direct contact with a heat dissipation surface of the first temperature control device and a chamber lower portion in direct contact with a heat dissipation surface of the second temperature control device.

2 . The semiconductor module inspection device according to claim 1 , wherein the first temperature control device and the second temperature control device have a Peltier element and a heat dissipation fin.

3 . The semiconductor module inspection device according to claim 2 , wherein the first temperature control device and the second temperature control device further include a cooling fan.

4 . The semiconductor module inspection device according to claim 3 , wherein

the chamber upper portion and the chamber lower portion are fitted to each other to form a chamber internal space, and

the chamber structure includes a purge mechanism for purging the chamber internal space with dried air.

5 . The semiconductor module inspection device according to claim 4 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

6 . The semiconductor module inspection device according to claim 3 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

7 . The semiconductor module inspection device according to claim 2 , wherein

the chamber upper portion and the chamber lower portion are fitted to each other to form a chamber internal space, and

the chamber structure includes a purge mechanism for purging the chamber internal space with dried air.

8 . The semiconductor module inspection device according to claim 7 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

9 . The semiconductor module inspection device according to claim 2 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

10 . The semiconductor module inspection device according to claim 1 , wherein

the chamber upper portion and the chamber lower portion are fitted to each other to form a chamber internal space, and

the chamber structure includes a purge mechanism for purging the chamber internal space with dried air.

11 . The semiconductor module inspection device according to claim 10 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

12 . The semiconductor module inspection device according to claim 1 , further comprising:

a positioning mechanism including a positioning pin for positioning the IC socket and the first temperature control device, and a pin receiver to be fitted with the positioning pin, wherein

the first temperature control device includes the positioning pin, and

a lid portion of the IC socket includes the pin receiver.

13 . A semiconductor module inspection device, comprising:

a printed circuit board (PCB) substrate;

an integrated circuit (IC) socket that accommodates a semiconductor module disposed on a first main surface of the PCB substrate;

a first temperature control device disposed in contact with an upper surface of the IC socket;

a second temperature control device disposed in contact with a second main surface of the PCB substrate; and

a chamber structure including a chamber upper portion in direct contact with a heat dissipation surface of the first temperature control device and a chamber lower portion in direct contact with a heat dissipation surface of the second temperature control device, and

wherein the chamber upper portion comprises an opening, and an edge of the opening of the chamber upper portion contacts an edge of the first temperature control device, and wherein the chamber lower portion comprises an opening, and an edge of the opening of the chamber lower portion contacts an edge of the second temperature control device.

Assignments (2)
CHANGE OF NAME Recorded Aug 18, 2025
From: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
To: NTT, INC.
Reel/Frame 072507/0679 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 20, 2024
From: TAKAHASHI, MASAYUKI; HONDA, KENTARO
To: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Reel/Frame 066502/0433 →
Continuity (1)
Related Publication 20250130252A1 · Apr 24, 2025
References Cited (11)
US 6551844B1 · Eldridge · 2003 [cited by examiner]
US 8228083B2 · Shen · 2012 [cited by examiner]
US 9625521B2 · Lindsey · 2017 [cited by examiner]
US 20230024045A1 · Ho · 2023 [cited by examiner]
JP 2003028920A · 2003 [cited by applicant]
JP 2007141611A · 2007 [cited by applicant]
JP 2008196920A · 2008 [cited by applicant]
JP 2013076641A · 2013 [cited by applicant]
JP 2020194041A · 2020 [cited by applicant]
WO 2020188844A1 · 2020 [cited by applicant]
P. Maniotis et al., [cited by applicant]