WO2006006700A1 - 半導体集積回路、検査装置および半導体集積回路の検査方法 - Google Patents
半導体集積回路、検査装置および半導体集積回路の検査方法 Download PDFInfo
- Publication number
- WO2006006700A1 WO2006006700A1 PCT/JP2005/013111 JP2005013111W WO2006006700A1 WO 2006006700 A1 WO2006006700 A1 WO 2006006700A1 JP 2005013111 W JP2005013111 W JP 2005013111W WO 2006006700 A1 WO2006006700 A1 WO 2006006700A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- circuit
- data
- semiconductor integrated
- information
- integrated circuit
- Prior art date
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/3185—Reconfiguring for testing, e.g. LSSD, partitioning
- G01R31/318533—Reconfiguring for testing, e.g. LSSD, partitioning using scanning techniques, e.g. LSSD, Boundary Scan, JTAG
- G01R31/318572—Input/Output interfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/302—Contactless testing
- G01R31/3025—Wireless interface with the DUT
Definitions
- the present invention relates to a semiconductor integrated circuit, an inspection apparatus, and a method for inspecting a semiconductor integrated circuit.
- JT AG Joint TactActionGroop
- This JTAG standard is defined by IEEE 1 149.1, "IEEE Standard Test Access Port and Boundary One Scan Architecture”.
- This JTAG test port has the function of outputting the information of the internal registers and I / O buses to the outside.
- an inspection circuit is incorporated in an integrated circuit so that inspection can be performed without supplying driving power to the circuit or substrate, and power supply / transmission / reception of the inspection apparatus
- a method is disclosed in which an electromagnetic wave emitted from an antenna is received by a power receiving / receiving unit to generate driving power for an inspection circuit.
- the inspection control procedure from the inspection device is received in a non-contact manner, and the control logic controls the analog SW, DZA circuit, and AZD circuit according to the received control procedure to inspect the circuit via the inspection wiring.
- the inspection result can be transmitted to the inspection device via the encoder and the transmission unit.
- the J TAG test port exchanges information via serial communication of about 10 Mbps.
- the JTAG standard has a problem that it cannot handle a sufficient amount of information to monitor the information of registers and buses connected to a CPU that is processing multiple bits.
- PT / JP2005 / 013111 In addition, if a pin for outputting the internal bus signal to the outside of the IC package is provided to monitor the internal bus signal of the ASIC, there is a problem that the package size increases. In addition, there was a problem that noise could be added to the internal bus signal, causing malfunction.
- an object of the present invention is to provide a semiconductor integrated circuit, an inspection apparatus, and a semiconductor integrated circuit inspection method capable of specifying an inspection procedure and increasing the amount of information that can be moire at the time of inspection. It is to be. Disclosure of the invention
- a circuit function unit a bus connected to the circuit function unit, and information for capturing data flowing on the bus
- a wireless communication circuit that wirelessly transmits the data captured in the information capture register, whereby the data flowing on the bus is captured in the information capture register and then wirelessly transmitted.
- the CPU, the information capture register that captures data stored in the internal register of the CPU, and the data captured in the information capture register are wirelessly transmitted. And a wireless communication circuit.
- a circuit function unit a data latch unit provided in the circuit function unit, an information capture register that captures data latched in the data latch unit, And a wireless communication circuit that wirelessly transmits data when it is captured in the information capture register.
- the data of a specific circuit function section can be directly loaded into the information fetch register, and the operation of the specific circuit function section can be continuously monitored.
- wireless communication circuit is
- control information receiving section for receiving control information for instructing data fetching to the information fetching register.
- the semiconductor integrated circuit according to one aspect of the present invention further includes a wired communication unit that transmits additional information accompanying the wireless communication performed by the wireless communication circuit via a wire.
- the authentication information at the time of wireless communication can be transmitted by wire while enabling the data captured in the information capture register to be transmitted to the outside wirelessly. This makes it possible to monitor a large amount of information in real time while ensuring security during wireless communication.
- a wireless communication unit that communicates with a semiconductor integrated circuit, and data or an internal register that flows on the bus of the semiconductor integrated circuit received by the wireless communication unit And an inspection unit for inspecting the semiconductor integrated circuit based on the data stored in the memory.
- the step of transmitting control information for instructing data capture to the information capture register, and the path of the semiconductor integrated circuit based on the control information comprises a step of causing the information fetching register to fetch data flowing above, and a step of transmitting the data fetched into the information fetching register wirelessly.
- the designated data can be taken into the information take-in register and transmitted to the outside wirelessly.
- a large amount of information can be monitored efficiently in real time, and it is possible to perform a function test of an ASIC in which circuits having multiple functions including the CPU are integrated. There is no need to provide pins to output signals outside the IC package, and the increase in package size can be suppressed.
- FIG. 1 is a block diagram showing the configuration of the semiconductor integrated circuit according to the first embodiment of the present invention.
- FIG. 2 is a block diagram showing a schematic configuration of the radio communication circuit 10 2 of FIG.
- FIG. 3 is a block diagram showing a configuration of a semiconductor integrated circuit inspection apparatus according to the second embodiment. '
- FIG. 4 is a block diagram showing the configuration of the semiconductor integrated circuit inspection apparatus according to the third embodiment.
- FIG. 5 is a block diagram showing a configuration of a semiconductor integrated circuit according to the fourth embodiment of the present invention.
- FIG. 6 is a block diagram showing a configuration of a semiconductor integrated circuit according to the fifth embodiment of the present invention.
- FIG. 7 is a block diagram showing a configuration of a semiconductor integrated circuit according to the sixth embodiment of the present invention.
- FIG. 1 is a block diagram showing a schematic configuration of the semiconductor integrated circuit according to the first embodiment of the present invention.
- a CPU 104, a memory 105, logic circuits 106 and 108, a control circuit 107, and a buffer circuit 109 are connected to each other via a bus 1 1 1.
- the bus 11 1 1 is connected to an information capture register 103 that captures data flowing on the path 1 1 1, and the information capture register 103 wirelessly transmits the data captured in the information capture register 103.
- the wireless communication circuit 102 is connected.
- the wireless communication circuit 102 is provided with an antenna 101 for transmitting and receiving radio waves.
- the buffer circuit 109 is provided with an external interface 110.
- CPU 104 the memory 105, the logic circuits 106 and 108, the control circuit 107, and the buffer circuit 109 can be components of circuit function units in the AS IC.
- the wireless communication circuit 102 transmits the data fetched into the information fetch register 103 to the outside city via the antenna 101. Note that the JTAG method can be followed for the data fetching to the information fetching register 103 and the data dumping from the wireless communication circuit 102.
- the wireless communication circuit 10 2 may receive control information instructing the data capture register 10 3 to capture data and transmit only designated data to the outside. For example, the user selects data to be output to the wireless communication circuit 10 2 such as “data accessed to the logic circuit 10 6”, and the information fetch register 10 3 is on the bus 1 1 1. It may be possible to decode only the selected data and to extract only the selected data.
- the wireless communication circuit 102 can perform broadband short-range wireless communication such as UWB (UltraWideBande), and can secure an information transmission speed of about several hundred Mbps. For this reason, high-speed data flowing on the internal path 1 1 1 of A S I C can be monitored in real time.
- UWB UltraWideBande
- FIG. 2 is a block diagram showing a schematic configuration of the radio communication circuit 10 2 of FIG.
- the transmission / reception switching circuit 2 0 1 switches the connection with the antenna 1 0 1 to the amplifier 2 0 2 side.
- the received signal received via the antenna 10 0 1 is amplified by the amplifier 2 0 2, and then the interference signal in the unnecessary band is removed by the pan-pass filter 2 0 3 and input to the synchronization circuit 2 0 4.
- the synchronization circuit 20 4 detects the preamble in the received signal packet, and generates the synchronization timing and clock necessary for demodulation in cooperation with the PLL circuit 2 06.
- the demodulating circuit 205 receives the received signal and demodulates the received data using the output of the synchronizing circuit 20 4 or the PLL circuit 2 06.
- the logic circuit 20 7 generates a clock signal in synchronization with the demodulated received data and outputs it to the information capture register 10 Data can be fetched into the fetch registers 1 0 3.
- the transmission / reception switching circuit 2 0 1 switches the connection with the antenna 1 0 1 to the amplifier 2 1 1 side.
- the parallel-to-serial converter circuit 20 8 converts the parallel data output from the information capture register 103 into serial data and outputs the serial data to the modulation circuit 20 09.
- the modulation circuit 20 9 modulates the carrier frequency generated by the PLL circuit 20 6 with the data received from the parallel conversion circuit 2 0 8. Then, the modulated signal is sent to the antenna 1 0 1 through the band pass filter 2 1 0 and the amplifier 2 1 1, and transmitted to the outside through the antenna 1 0 1.
- the wireless communication circuit 10 2 with a bidirectional communication function, it is possible to wirelessly input commands and the like to the C P U 10 4.
- the CPU 10 4 by writing a program from outside to the memory 10 5 via wireless, it is possible to cause the CPU 10 4 to execute the program written in the memory 1 0 5.
- FIG. 3 is a block diagram showing a schematic configuration of a semiconductor integrated circuit inspection apparatus 350 according to the second embodiment of the present invention.
- a S I C 3 3 2 is mounted on the circuit board 3 3 1.
- the A S I C 3 3 2 incorporates the antenna 1 0 1, the wireless communication circuit 1 0 2, and the information capture register 1 0 3 shown in FIG.
- the inspection device 3 5 0 monitors the data in the ASIC 3 3 2, the inspection device 3 5 0 receives the data transmitted from the ASIC 3 3 2 through the antenna 3 0 0. Then, the received signal received via the antenna 3 0 0 is amplified by the amplifier 3 0 2, then the unwanted band interference wave is removed by the band pass filter 3 0 3 and input to the synchronization circuit 3 0 4.
- the synchronization circuit 30 4 detects the preamble in the received signal and generates the synchronization timing and clock necessary for demodulation in cooperation with the PLL circuit 3 06.
- the demodulator circuit 3 5 5 receives the received signal, uses the output of the synchronization circuit 3 0 4 and the PLL circuit 3 0 6 to demodulate the received signal, and then outputs the demodulated data to the serial-to-parallel converter circuit 3 0 8. To help.
- the serial-parallel conversion circuit 3 0 8 outputs the data subjected to the serial-parallel conversion to the processing circuit 3 2 1.
- the logic circuit 30 7 was demodulated by the demodulation circuit 3 0 5.
- a clock signal is generated according to the timing of the received data and output to the processing circuit 3 2 1.
- the processing circuit 3 2 1 When the processing circuit 3 2 1 receives the serial-to-parallel converted data from the serial-to-parallel conversion circuit 3 0 8, the processing circuit 3 2 1 displays the data on the display 3 2 2 in real time according to the timing output from the logic circuit 3 0 7. Can be displayed.
- FIG. 4 is a block diagram showing a schematic configuration of a semiconductor integrated circuit inspection device 45 50 according to the third embodiment of the present invention.
- a S I C 4 3 2 is mounted on the circuit board 4 3 1.
- the A S I C 4 3 2 incorporates the antenna 1 0 1, the wireless communication circuit 1 0 2, and the information capture register 1 0 3 shown in FIG.
- the transmission / reception switching circuit 4 0 1 switches the connection with the antenna 4 0 1 to the amplifier 4 1 1 side. Then, when a data capture instruction is given by the operation unit 4 23, the processing circuit 4 2 1 generates control information instructing data capture and transmits it to the logic circuit 4 07. Then, when receiving the control information from the processing circuit 4 21, the logic circuit 4 07 generates a packet for wireless transmission and outputs it to the modulation circuit 4 0 9.
- the modulation circuit 40 9 modulates the data received from the logic circuit 40 7 with the carrier frequency generated by the PLL circuit 40 6. Then, the modulated signal is sent to the antenna 4 0 0 via the bandpass filter 4 1 0 and the amplifier 4 1 1, and the antenna 4
- the received signal received via the antenna 4 0 0 is amplified by the amplifier 4 0 2, and then the interference wave in the unnecessary band is removed by the band pass filter 4 0 3, so that the synchronization circuit 4 0 4 Entered.
- the synchronization circuit 40 4 detects a preamplifier in the received signal and generates a synchronization timing or clock necessary for demodulation in cooperation with the PLL circuit 40 6.
- the demodulator circuit 45 receives the received signal, uses the output of the synchronous circuit 40 4 and PLL circuit 40 6 to demodulate the received data, and then outputs it to the serial-to-parallel converter circuit 4-8.
- the serial-to-parallel conversion circuit 4 0 8 outputs the serial-to-parallel converted data to the processing circuit 4 2 1. To do.
- the logic circuit 40 7 generates a clock signal in synchronization with the reception data demodulated by the demodulation circuit 4 0 5 and outputs it to the processing circuit 4 2 1.
- the processing circuit 4 2 1 receives the serial / parallel converted data from the serial / parallel conversion circuit 4 0 8, the processing circuit 4 2 1 displays the data on the display unit 4 2 2 in real time in accordance with the timing output from the logic circuit 4 0 7. Can be made.
- the semiconductor integrated circuit inspection method described above may be used to confirm whether the semiconductor integrated circuit has been manufactured normally, or may be used for quality inspection of the semiconductor integrated circuit. Alternatively, it can be used to confirm whether each circuit function part constituting the A S IC is correctly designed during development of the semiconductor integrated circuit.
- FIG. 5 is a block diagram showing a schematic configuration of the semiconductor integrated circuit according to the fourth embodiment of the present invention.
- C PU 5 0 4, memory 5 0 5, logic circuits 5 0 6 and 5 0 8, control circuit 5 0 7 and buffer circuit 5 0 9 are connected to one another via a bus 5 11.
- the CPU 50 04 is connected to the information fetch register 50 3 for fetching data stored in the internal register of the CPU 50 04, and the information fetch register 5 0 3 is connected to the information fetch register 5 0 3.
- a wireless communication circuit 50 2 that wirelessly transmits the data captured in is connected.
- the wireless communication circuit 50 2 is provided with an antenna 5 0 1 for transmitting and receiving radio waves.
- the buffer circuit 5 09 is provided with an external interface 5 10. Then, when the data stored in the internal register of the CPU 504 is taken into the information fetch register 503, the wireless communication circuit 502, the data fetched into the information fetch register 503 is Transmit to the outside via antenna 5 0 1.
- FIG. 6 is a block diagram showing a schematic configuration of a semiconductor integrated circuit according to the fifth embodiment of the present invention.
- C P U 6 0 4, logic circuits 6 0 6 and 6 0 8, control circuit 6 0 7 and buffer circuit 6 0 9 are connected to each other via a bus 6 11.
- the memory 6 0 5 is provided with a data latch circuit 6 1 2 for latching data stored in the memory 6 0 5, and the data latch circuit 6 1 2 is connected to the bus 6 1 1.
- the data latch circuit 6 1 2 is connected to an information fetch register 6 0 3 for fetching the data latched by the data latch circuit 6 1 2.
- the information fetch register 6 0 3 is connected to the information fetch register 6 0 3.
- a wireless communication circuit 60 2 that wirelessly transmits the captured data is connected.
- the wireless communication circuit 6 0 2 is provided with an antenna 6 0 1 for transmitting and receiving radio waves.
- the buffer circuit 6 09 is provided with an external interface 6 10.
- the wireless communication circuit 6 0 2 receives the data taken into the information take-in register 6 0 3 as an antenna. Send to the outside via 6 0 1 As a result, the data stored in the memory 6 0 5 can be directly taken into the information take-in register 6 0 3, and the operation of the memory 6 0 5 can be continuously monitored.
- FIG. 7 is a block diagram showing a schematic configuration of a semiconductor integrated circuit according to the sixth embodiment of the present invention.
- a CPU 70 4, a memory 7 0 5, a logic circuit 7 0 6, 7 0 8, a control circuit 7 0 7, and a buffer circuit 7 0 9 are connected to one another via a bus 7 11.
- the path 7 1 1 captures the data flowing on the bus 7 1 1 Is connected to a wireless communication circuit 70 2 that wirelessly transmits the data captured in the information capture register 70 3.
- the wireless communication circuit 70 2 is provided with an antenna 70 1 for transmitting and receiving radio waves.
- the buffer circuit 7 09 is provided with an external interface 7 10.
- wireless communication [ ⁇ path 70 2 is connected to external interface 7 1 0 via wire 7 1 2.
- the wireless communication circuit 70 2 can transmit additional information accompanying the wireless communication performed by the wireless communication circuit 70 2 by wire. Examples of additional information include an encryption key and authentication information.
- the encryption key can be sent to the wireless communication circuit 70 2 via the wire 71 2. Then, when the data flowing on the bus 71 1 1 is fetched into the information fetch register 70 3, the wireless communication circuit 70 2 uses the cipher key to capture the data fetched into the information fetch register 70 3. It is encrypted and transmitted to the outside via the antenna 7 0 1.
- the encryption key can be sent to the wireless communication circuit 70 2 via the wire 71 2, and it is possible to prevent the other person from reading the ⁇ ⁇ ⁇ . This makes it possible to monitor a large amount of information in real time while ensuring security during wireless communication.
- the method of providing only one antenna in the semiconductor integrated circuit has been described.
- two antennas may be provided in the semiconductor integrated circuit so that transmission and reception can be performed simultaneously.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Semiconductor Integrated Circuits (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05760152A EP1767954A1 (en) | 2004-07-12 | 2005-07-08 | Semiconductor integrated circuit, inspecting apparatus and semiconductor integrated circuit inspecting method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-204579 | 2004-07-12 | ||
JP2004204579A JP3912395B2 (ja) | 2004-07-12 | 2004-07-12 | 半導体集積回路、検査装置および半導体集積回路の検査方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006006700A1 true WO2006006700A1 (ja) | 2006-01-19 |
Family
ID=35542058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/013111 WO2006006700A1 (ja) | 2004-07-12 | 2005-07-08 | 半導体集積回路、検査装置および半導体集積回路の検査方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7450964B2 (ja) |
EP (1) | EP1767954A1 (ja) |
JP (1) | JP3912395B2 (ja) |
CN (1) | CN1985181A (ja) |
WO (1) | WO2006006700A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011523940A (ja) * | 2008-04-28 | 2011-08-25 | ハロザイム インコーポレイテッド | 超速効型インスリン組成物 |
US8431380B2 (en) | 2003-03-05 | 2013-04-30 | Halozyme, Inc. | Soluble hyaluronidase glycoprotein (sHASEGP), process for preparing the same, uses and pharmaceutical compositions comprising thereof |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4701939B2 (ja) * | 2005-09-12 | 2011-06-15 | 横河電機株式会社 | 半導体集積回路及びそのテストシステム |
US7933735B2 (en) * | 2007-01-31 | 2011-04-26 | Denso Corporation | Semiconductor integrated circuit |
CN101840877B (zh) * | 2009-03-18 | 2011-09-07 | 普诚科技股份有限公司 | 网络监控的半导体装置测试系统 |
KR102581480B1 (ko) * | 2016-07-27 | 2023-09-21 | 삼성전자주식회사 | 반도체 패키지를 위한 테스트 보드, 테스트 시스템 및 반도체 패키지의 제조 방법 |
CN108229603A (zh) * | 2016-12-22 | 2018-06-29 | 航天信息股份有限公司 | 一种工程布线故障点的监控系统及其控制方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11101858A (ja) * | 1997-09-29 | 1999-04-13 | Toshiba Microelectronics Corp | 半導体集積回路 |
JP2003043118A (ja) * | 2001-05-23 | 2003-02-13 | Sony Computer Entertainment Inc | 検証システム、半導体集積回路、半導体集積回路の検証方法、及び半導体集積回路の検証プログラム |
JP2003057300A (ja) * | 2001-08-09 | 2003-02-26 | Oht Inc | 集積回路、集積回路の検査装置、集積回路の検査方法、コンピュータプログラム及びコンピュータ可読記録媒体 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7027841B2 (en) * | 2002-02-11 | 2006-04-11 | Sharp Laboratories Of America, Inc. | Call operation method for a communication device |
US20030152111A1 (en) * | 2002-02-14 | 2003-08-14 | Sony Computer Entertainment Inc. | System for verifying operations of system LSI |
TW200503573A (en) * | 2003-07-15 | 2005-01-16 | Univ Nat Central | MP3 playing application device |
-
2004
- 2004-07-12 JP JP2004204579A patent/JP3912395B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-28 US US11/168,073 patent/US7450964B2/en not_active Expired - Fee Related
- 2005-07-08 CN CNA2005800232737A patent/CN1985181A/zh active Pending
- 2005-07-08 WO PCT/JP2005/013111 patent/WO2006006700A1/ja not_active Application Discontinuation
- 2005-07-08 EP EP05760152A patent/EP1767954A1/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11101858A (ja) * | 1997-09-29 | 1999-04-13 | Toshiba Microelectronics Corp | 半導体集積回路 |
JP2003043118A (ja) * | 2001-05-23 | 2003-02-13 | Sony Computer Entertainment Inc | 検証システム、半導体集積回路、半導体集積回路の検証方法、及び半導体集積回路の検証プログラム |
JP2003057300A (ja) * | 2001-08-09 | 2003-02-26 | Oht Inc | 集積回路、集積回路の検査装置、集積回路の検査方法、コンピュータプログラム及びコンピュータ可読記録媒体 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8431380B2 (en) | 2003-03-05 | 2013-04-30 | Halozyme, Inc. | Soluble hyaluronidase glycoprotein (sHASEGP), process for preparing the same, uses and pharmaceutical compositions comprising thereof |
JP2011523940A (ja) * | 2008-04-28 | 2011-08-25 | ハロザイム インコーポレイテッド | 超速効型インスリン組成物 |
Also Published As
Publication number | Publication date |
---|---|
US20060009252A1 (en) | 2006-01-12 |
JP3912395B2 (ja) | 2007-05-09 |
US7450964B2 (en) | 2008-11-11 |
EP1767954A1 (en) | 2007-03-28 |
JP2006029800A (ja) | 2006-02-02 |
CN1985181A (zh) | 2007-06-20 |
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